333 files changed, 6406 insertions, 4349 deletions

diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 7e55ea66c6d4..84caf50725b5 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -25,6 +25,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index ad6173651995..be133f1f75a4 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -277,7 +277,7 @@ osf_fstatfs(unsigned long fd, struct osf_statfs __user *buffer, unsigned long bu
         retval = -EBADF;
         file = fget(fd);
         if (file) {
-                retval = do_osf_statfs(file->f_dentry, buffer, bufsiz);
+                retval = do_osf_statfs(file->f_path.dentry, buffer, bufsiz);
                 fput(file);
         }
         return retval;
@@ -979,7 +979,7 @@ osf_select(int n, fd_set __user *inp, fd_set __user *outp, fd_set __user *exp,
         long timeout;
         int ret = -EINVAL;
         struct fdtable *fdt;
-        int max_fdset;
+        int max_fds;
 
         timeout = MAX_SCHEDULE_TIMEOUT;
         if (tvp) {
@@ -1003,9 +1003,9 @@ osf_select(int n, fd_set __user *inp, fd_set __user *outp, fd_set __user *exp,
 
         rcu_read_lock();
         fdt = files_fdtable(current->files);
-        max_fdset = fdt->max_fdset;
+        max_fds = fdt->max_fds;
         rcu_read_unlock();
-        if (n < 0 || n > max_fdset)
+        if (n < 0 || n > max_fds)
                 goto out_nofds;
 
         /*
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 63e7c0c582df..6783c2e5512d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -74,6 +74,14 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_HWEIGHT
         bool
         default y
diff --git a/arch/arm/mach-at91rm9200/at91sam9260_devices.c b/arch/arm/mach-at91rm9200/at91sam9260_devices.c
index a6c596dc4516..f42d3a40ec3c 100644
--- a/arch/arm/mach-at91rm9200/at91sam9260_devices.c
+++ b/arch/arm/mach-at91rm9200/at91sam9260_devices.c
@@ -18,6 +18,7 @@
 #include <asm/arch/gpio.h>
 #include <asm/arch/at91sam9260.h>
 #include <asm/arch/at91sam926x_mc.h>
+#include <asm/arch/at91sam9260_matrix.h>
 
 #include "generic.h"
 
diff --git a/arch/arm/mach-at91rm9200/board-sam9260ek.c b/arch/arm/mach-at91rm9200/board-sam9260ek.c
index ffca9bdec37b..da5d58ac870b 100644
--- a/arch/arm/mach-at91rm9200/board-sam9260ek.c
+++ b/arch/arm/mach-at91rm9200/board-sam9260ek.c
@@ -119,6 +119,7 @@ static struct spi_board_info ek_spi_devices[] = {
  * MACB Ethernet device
  */
 static struct __initdata eth_platform_data ek_macb_data = {
+        .phy_irq_pin    = AT91_PIN_PA7,
         .is_rmii        = 1,
 };
 
diff --git a/arch/arm/mach-pnx4008/Makefile b/arch/arm/mach-pnx4008/Makefile
index b457ca0a431a..777564c90a12 100644
--- a/arch/arm/mach-pnx4008/Makefile
+++ b/arch/arm/mach-pnx4008/Makefile
@@ -2,7 +2,7 @@
 # Makefile for the linux kernel.
 #
 
-obj-y                   := core.o irq.o time.o clock.o gpio.o serial.o dma.o
+obj-y                   := core.o irq.o time.o clock.o gpio.o serial.o dma.o i2c.o
 obj-m                   :=
 obj-n                   :=
 obj-                    :=
diff --git a/arch/arm/mach-pnx4008/i2c.c b/arch/arm/mach-pnx4008/i2c.c
new file mode 100644
index 000000000000..6f308827c4fe
--- /dev/null
+++ b/arch/arm/mach-pnx4008/i2c.c
@@ -0,0 +1,167 @@
+/*
+ * I2C initialization for PNX4008.
+ *
+ * Author: Vitaly Wool <vitalywool@gmail.com>
+ *
+ * 2005-2006 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+
+#include <linux/clk.h>
+#include <linux/i2c.h>
+#include <linux/i2c-pnx.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <asm/arch/platform.h>
+#include <asm/arch/i2c.h>
+
+static int set_clock_run(struct platform_device *pdev)
+{
+        struct clk *clk;
+        char name[10];
+        int retval = 0;
+
+        snprintf(name, 10, "i2c%d_ck", pdev->id);
+        clk = clk_get(&pdev->dev, name);
+        if (!IS_ERR(clk)) {
+                clk_set_rate(clk, 1);
+                clk_put(clk);
+        } else
+                retval = -ENOENT;
+
+        return retval;
+}
+
+static int set_clock_stop(struct platform_device *pdev)
+{
+        struct clk *clk;
+        char name[10];
+        int retval = 0;
+
+        snprintf(name, 10, "i2c%d_ck", pdev->id);
+        clk = clk_get(&pdev->dev, name);
+        if (!IS_ERR(clk)) {
+                clk_set_rate(clk, 0);
+                clk_put(clk);
+        } else
+                retval = -ENOENT;
+
+        return retval;
+}
+
+static int i2c_pnx_suspend(struct platform_device *pdev, pm_message_t state)
+{
+        int retval = 0;
+#ifdef CONFIG_PM
+        retval = set_clock_run(pdev);
+#endif
+        return retval;
+}
+
+static int i2c_pnx_resume(struct platform_device *pdev)
+{
+        int retval = 0;
+#ifdef CONFIG_PM
+        retval = set_clock_run(pdev);
+#endif
+        return retval;
+}
+
+static u32 calculate_input_freq(struct platform_device *pdev)
+{
+        return HCLK_MHZ;
+}
+
+
+static struct i2c_pnx_algo_data pnx_algo_data0 = {
+        .base = PNX4008_I2C1_BASE,
+        .irq = I2C_1_INT,
+};
+
+static struct i2c_pnx_algo_data pnx_algo_data1 = {
+        .base = PNX4008_I2C2_BASE,
+        .irq = I2C_2_INT,
+};
+
+static struct i2c_pnx_algo_data pnx_algo_data2 = {
+        .base = (PNX4008_USB_CONFIG_BASE + 0x300),
+        .irq = USB_I2C_INT,
+};
+
+static struct i2c_adapter pnx_adapter0 = {
+        .name = I2C_CHIP_NAME "0",
+        .algo_data = &pnx_algo_data0,
+};
+static struct i2c_adapter pnx_adapter1 = {
+        .name = I2C_CHIP_NAME "1",
+        .algo_data = &pnx_algo_data1,
+};
+
+static struct i2c_adapter pnx_adapter2 = {
+        .name = "USB-I2C",
+        .algo_data = &pnx_algo_data2,
+};
+
+static struct i2c_pnx_data i2c0_data = {
+        .suspend = i2c_pnx_suspend,
+        .resume = i2c_pnx_resume,
+        .calculate_input_freq = calculate_input_freq,
+        .set_clock_run = set_clock_run,
+        .set_clock_stop = set_clock_stop,
+        .adapter = &pnx_adapter0,
+};
+
+static struct i2c_pnx_data i2c1_data = {
+        .suspend = i2c_pnx_suspend,
+        .resume = i2c_pnx_resume,
+        .calculate_input_freq = calculate_input_freq,
+        .set_clock_run = set_clock_run,
+        .set_clock_stop = set_clock_stop,
+        .adapter = &pnx_adapter1,
+};
+
+static struct i2c_pnx_data i2c2_data = {
+        .suspend = i2c_pnx_suspend,
+        .resume = i2c_pnx_resume,
+        .calculate_input_freq = calculate_input_freq,
+        .set_clock_run = set_clock_run,
+        .set_clock_stop = set_clock_stop,
+        .adapter = &pnx_adapter2,
+};
+
+static struct platform_device i2c0_device = {
+        .name = "pnx-i2c",
+        .id = 0,
+        .dev = {
+                .platform_data = &i2c0_data,
+        },
+};
+
+static struct platform_device i2c1_device = {
+        .name = "pnx-i2c",
+        .id = 1,
+        .dev = {
+                .platform_data = &i2c1_data,
+        },
+};
+
+static struct platform_device i2c2_device = {
+        .name = "pnx-i2c",
+        .id = 2,
+        .dev = {
+                .platform_data = &i2c2_data,
+        },
+};
+
+static struct platform_device *devices[] __initdata = {
+        &i2c0_device,
+        &i2c1_device,
+        &i2c2_device,
+};
+
+void __init pnx4008_register_i2c_devices(void)
+{
+        platform_add_devices(devices, ARRAY_SIZE(devices));
+}
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index 68c67053f479..84d3fe76e94e 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -141,6 +141,19 @@ struct platform_device realview_smc91x_device = {
         .resource       = realview_smc91x_resources,
 };
 
+static struct resource realview_i2c_resource = {
+        .start          = REALVIEW_I2C_BASE,
+        .end            = REALVIEW_I2C_BASE + SZ_4K - 1,
+        .flags          = IORESOURCE_MEM,
+};
+
+struct platform_device realview_i2c_device = {
+        .name           = "versatile-i2c",
+        .id             = -1,
+        .num_resources  = 1,
+        .resource       = &realview_i2c_resource,
+};
+
 #define REALVIEW_SYSMCI (__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_MCI_OFFSET)
 
 static unsigned int realview_mmc_status(struct device *dev)
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 93e86d9f439c..2b53420f9c1b 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -108,6 +108,7 @@ static struct amba_device name##_device = {			\
 
 extern struct platform_device realview_flash_device;
 extern struct platform_device realview_smc91x_device;
+extern struct platform_device realview_i2c_device;
 extern struct mmc_platform_data realview_mmc0_plat_data;
 extern struct mmc_platform_data realview_mmc1_plat_data;
 extern struct clk realview_clcd_clk;
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index 84a959530fb6..9741b4d3c9cf 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -155,6 +155,7 @@ static void __init realview_eb_init(void)
 
         platform_device_register(&realview_flash_device);
         platform_device_register(&realview_smc91x_device);
+        platform_device_register(&realview_i2c_device);
 
         for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
                 struct amba_device *d = amba_devs[i];
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 57196947559f..bf71507c76fd 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -325,6 +325,19 @@ static struct platform_device smc91x_device = {
         .resource       = smc91x_resources,
 };
 
+static struct resource versatile_i2c_resource = {
+        .start                  = VERSATILE_I2C_BASE,
+        .end                    = VERSATILE_I2C_BASE + SZ_4K - 1,
+        .flags                  = IORESOURCE_MEM,
+};
+
+static struct platform_device versatile_i2c_device = {
+        .name                   = "versatile-i2c",
+        .id                     = -1,
+        .num_resources          = 1,
+        .resource               = &versatile_i2c_resource,
+};
+
 #define VERSATILE_SYSMCI        (__io_address(VERSATILE_SYS_BASE) + VERSATILE_SYS_MCI_OFFSET)
 
 unsigned int mmc_status(struct device *dev)
@@ -775,6 +788,7 @@ void __init versatile_init(void)
         clk_register(&versatile_clcd_clk);
 
         platform_device_register(&versatile_flash_device);
+        platform_device_register(&versatile_i2c_device);
         platform_device_register(&smc91x_device);
 
         for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
diff --git a/arch/arm26/Kconfig b/arch/arm26/Kconfig
index c14fe918bc4c..74eba8b5a8ca 100644
--- a/arch/arm26/Kconfig
+++ b/arch/arm26/Kconfig
@@ -41,6 +41,14 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_HWEIGHT
         bool
         default y
diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig
index 5f1694eea842..bb059a4e1df9 100644
--- a/arch/avr32/Kconfig
+++ b/arch/avr32/Kconfig
@@ -45,6 +45,14 @@ config GENERIC_TIME
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_BUST_SPINLOCK
         bool
 
diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c
index cced73c58115..32b361f31c2c 100644
--- a/arch/avr32/boards/atstk1000/atstk1002.c
+++ b/arch/avr32/boards/atstk1000/atstk1002.c
@@ -7,20 +7,83 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
+#include <linux/clk.h>
+#include <linux/etherdevice.h>
 #include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/string.h>
+#include <linux/types.h>
 
+#include <asm/io.h>
+#include <asm/setup.h>
 #include <asm/arch/board.h>
 #include <asm/arch/init.h>
 
-struct eth_platform_data __initdata eth0_data = {
-        .valid          = 1,
-        .mii_phy_addr   = 0x10,
-        .is_rmii        = 0,
-        .hw_addr        = { 0x6a, 0x87, 0x71, 0x14, 0xcd, 0xcb },
+struct eth_addr {
+        u8 addr[6];
 };
 
+static struct eth_addr __initdata hw_addr[2];
+
+static struct eth_platform_data __initdata eth_data[2];
 extern struct lcdc_platform_data atstk1000_fb0_data;
 
+/*
+ * The next two functions should go away as the boot loader is
+ * supposed to initialize the macb address registers with a valid
+ * ethernet address. But we need to keep it around for a while until
+ * we can be reasonably sure the boot loader does this.
+ *
+ * The phy_id is ignored as the driver will probe for it.
+ */
+static int __init parse_tag_ethernet(struct tag *tag)
+{
+        int i;
+
+        i = tag->u.ethernet.mac_index;
+        if (i < ARRAY_SIZE(hw_addr))
+                memcpy(hw_addr[i].addr, tag->u.ethernet.hw_address,
+                       sizeof(hw_addr[i].addr));
+
+        return 0;
+}
+__tagtable(ATAG_ETHERNET, parse_tag_ethernet);
+
+static void __init set_hw_addr(struct platform_device *pdev)
+{
+        struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+        const u8 *addr;
+        void __iomem *regs;
+        struct clk *pclk;
+
+        if (!res)
+                return;
+        if (pdev->id >= ARRAY_SIZE(hw_addr))
+                return;
+
+        addr = hw_addr[pdev->id].addr;
+        if (!is_valid_ether_addr(addr))
+                return;
+
+        /*
+         * Since this is board-specific code, we'll cheat and use the
+         * physical address directly as we happen to know that it's
+         * the same as the virtual address.
+         */
+        regs = (void __iomem __force *)res->start;
+        pclk = clk_get(&pdev->dev, "pclk");
+        if (!pclk)
+                return;
+
+        clk_enable(pclk);
+        __raw_writel((addr[3] << 24) | (addr[2] << 16)
+                     | (addr[1] << 8) | addr[0], regs + 0x98);
+        __raw_writel((addr[5] << 8) | addr[4], regs + 0x9c);
+        clk_disable(pclk);
+        clk_put(pclk);
+}
+
 void __init setup_board(void)
 {
         at32_map_usart(1, 0);   /* /dev/ttyS0 */
@@ -38,7 +101,8 @@ static int __init atstk1002_init(void)
         at32_add_device_usart(1);
         at32_add_device_usart(2);
 
-        at32_add_device_eth(0, &eth0_data);
+        set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
+
         at32_add_device_spi(0);
         at32_add_device_lcdc(0, &atstk1000_fb0_data);
 
diff --git a/arch/avr32/kernel/avr32_ksyms.c b/arch/avr32/kernel/avr32_ksyms.c
index 372e3f8b2417..7c4c76114bba 100644
--- a/arch/avr32/kernel/avr32_ksyms.c
+++ b/arch/avr32/kernel/avr32_ksyms.c
@@ -7,12 +7,12 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
+#include <linux/delay.h>
 #include <linux/io.h>
 #include <linux/module.h>
 
 #include <asm/checksum.h>
 #include <asm/uaccess.h>
-#include <asm/delay.h>
 
 /*
  * GCC functions
diff --git a/arch/avr32/kernel/process.c b/arch/avr32/kernel/process.c
index 317dc50945f2..0b4325946a41 100644
--- a/arch/avr32/kernel/process.c
+++ b/arch/avr32/kernel/process.c
@@ -38,6 +38,13 @@ void cpu_idle(void)
 
 void machine_halt(void)
 {
+        /*
+         * Enter Stop mode. The 32 kHz oscillator will keep running so
+         * the RTC will keep the time properly and the system will
+         * boot quickly.
+         */
+        asm volatile("sleep 3\n\t"
+                     "sub pc, -2");
 }
 
 void machine_power_off(void)
diff --git a/arch/avr32/kernel/setup.c b/arch/avr32/kernel/setup.c
index ea2d1ffee478..a34211601008 100644
--- a/arch/avr32/kernel/setup.c
+++ b/arch/avr32/kernel/setup.c
@@ -229,30 +229,6 @@ static int __init parse_tag_rsvd_mem(struct tag *tag)
 }
 __tagtable(ATAG_RSVD_MEM, parse_tag_rsvd_mem);
 
-static int __init parse_tag_ethernet(struct tag *tag)
-{
-#if 0
-        const struct platform_device *pdev;
-
-        /*
-         * We really need a bus type that supports "classes"...this
-         * will do for now (until we must handle other kinds of
-         * ethernet controllers)
-         */
-        pdev = platform_get_device("macb", tag->u.ethernet.mac_index);
-        if (pdev && pdev->dev.platform_data) {
-                struct eth_platform_data *data = pdev->dev.platform_data;
-
-                data->valid = 1;
-                data->mii_phy_addr = tag->u.ethernet.mii_phy_addr;
-                memcpy(data->hw_addr, tag->u.ethernet.hw_address,
-                       sizeof(data->hw_addr));
-        }
-#endif
-        return 0;
-}
-__tagtable(ATAG_ETHERNET, parse_tag_ethernet);
-
 /*
  * Scan the tag table for this tag, and call its parse function. The
  * tag table is built by the linker from all the __tagtable
diff --git a/arch/avr32/lib/delay.c b/arch/avr32/lib/delay.c
index 462c8307b680..b3bc0b56e2c6 100644
--- a/arch/avr32/lib/delay.c
+++ b/arch/avr32/lib/delay.c
@@ -12,9 +12,9 @@
 
 #include <linux/delay.h>
 #include <linux/module.h>
+#include <linux/param.h>
 #include <linux/types.h>
 
-#include <asm/delay.h>
 #include <asm/processor.h>
 #include <asm/sysreg.h>
 
diff --git a/arch/avr32/mach-at32ap/at32ap7000.c b/arch/avr32/mach-at32ap/at32ap7000.c
index 7ff6ad8bab5f..48f4ef38c70e 100644
--- a/arch/avr32/mach-at32ap/at32ap7000.c
+++ b/arch/avr32/mach-at32ap/at32ap7000.c
@@ -11,6 +11,7 @@
 
 #include <asm/io.h>
 
+#include <asm/arch/at32ap7000.h>
 #include <asm/arch/board.h>
 #include <asm/arch/portmux.h>
 #include <asm/arch/sm.h>
@@ -57,6 +58,9 @@ static struct platform_device _name##_id##_device = {		\
         .num_resources  = ARRAY_SIZE(_name##_id##_resource),    \
 }
 
+#define select_peripheral(pin, periph, flags)                   \
+        at32_select_periph(GPIO_PIN_##pin, GPIO_##periph, flags)
+
 #define DEV_CLK(_name, devname, bus, _index)                    \
 static struct clk devname##_##_name = {                         \
         .name           = #_name,                               \
@@ -67,18 +71,6 @@ static struct clk devname##_##_name = {				\
         .index          = _index,                               \
 }
 
-enum {
-        PIOA,
-        PIOB,
-        PIOC,
-        PIOD,
-};
-
-enum {
-        FUNC_A,
-        FUNC_B,
-};
-
 unsigned long at32ap7000_osc_rates[3] = {
         [0] = 32768,
         /* FIXME: these are ATSTK1002-specific */
@@ -569,26 +561,26 @@ DEV_CLK(usart, atmel_usart3, pba, 6);
 
 static inline void configure_usart0_pins(void)
 {
-        portmux_set_func(PIOA,  8, FUNC_B);     /* RXD  */
-        portmux_set_func(PIOA,  9, FUNC_B);     /* TXD  */
+        select_peripheral(PA(8),  PERIPH_B, 0); /* RXD  */
+        select_peripheral(PA(9),  PERIPH_B, 0); /* TXD  */
 }
 
 static inline void configure_usart1_pins(void)
 {
-        portmux_set_func(PIOA, 17, FUNC_A);     /* RXD  */
-        portmux_set_func(PIOA, 18, FUNC_A);     /* TXD  */
+        select_peripheral(PA(17), PERIPH_A, 0); /* RXD  */
+        select_peripheral(PA(18), PERIPH_A, 0); /* TXD  */
 }
 
 static inline void configure_usart2_pins(void)
 {
-        portmux_set_func(PIOB, 26, FUNC_B);     /* RXD  */
-        portmux_set_func(PIOB, 27, FUNC_B);     /* TXD  */
+        select_peripheral(PB(26), PERIPH_B, 0); /* RXD  */
+        select_peripheral(PB(27), PERIPH_B, 0); /* TXD  */
 }
 
 static inline void configure_usart3_pins(void)
 {
-        portmux_set_func(PIOB, 18, FUNC_B);     /* RXD  */
-        portmux_set_func(PIOB, 17, FUNC_B);     /* TXD  */
+        select_peripheral(PB(18), PERIPH_B, 0); /* RXD  */
+        select_peripheral(PB(17), PERIPH_B, 0); /* TXD  */
 }
 
 static struct platform_device *at32_usarts[4];
@@ -654,6 +646,15 @@ DEFINE_DEV_DATA(macb, 0);
 DEV_CLK(hclk, macb0, hsb, 8);
 DEV_CLK(pclk, macb0, pbb, 6);
 
+static struct eth_platform_data macb1_data;
+static struct resource macb1_resource[] = {
+        PBMEM(0xfff01c00),
+        IRQ(26),
+};
+DEFINE_DEV_DATA(macb, 1);
+DEV_CLK(hclk, macb1, hsb, 9);
+DEV_CLK(pclk, macb1, pbb, 7);
+
 struct platform_device *__init
 at32_add_device_eth(unsigned int id, struct eth_platform_data *data)
 {
@@ -663,27 +664,54 @@ at32_add_device_eth(unsigned int id, struct eth_platform_data *data)
         case 0:
                 pdev = &macb0_device;
 
-                portmux_set_func(PIOC,  3, FUNC_A);     /* TXD0 */
-                portmux_set_func(PIOC,  4, FUNC_A);     /* TXD1 */
-                portmux_set_func(PIOC,  7, FUNC_A);     /* TXEN */
-                portmux_set_func(PIOC,  8, FUNC_A);     /* TXCK */
-                portmux_set_func(PIOC,  9, FUNC_A);     /* RXD0 */
-                portmux_set_func(PIOC, 10, FUNC_A);     /* RXD1 */
-                portmux_set_func(PIOC, 13, FUNC_A);     /* RXER */
-                portmux_set_func(PIOC, 15, FUNC_A);     /* RXDV */
-                portmux_set_func(PIOC, 16, FUNC_A);     /* MDC  */
-                portmux_set_func(PIOC, 17, FUNC_A);     /* MDIO */
+                select_peripheral(PC(3),  PERIPH_A, 0); /* TXD0 */
+                select_peripheral(PC(4),  PERIPH_A, 0); /* TXD1 */
+                select_peripheral(PC(7),  PERIPH_A, 0); /* TXEN */
+                select_peripheral(PC(8),  PERIPH_A, 0); /* TXCK */
+                select_peripheral(PC(9),  PERIPH_A, 0); /* RXD0 */
+                select_peripheral(PC(10), PERIPH_A, 0); /* RXD1 */
+                select_peripheral(PC(13), PERIPH_A, 0); /* RXER */
+                select_peripheral(PC(15), PERIPH_A, 0); /* RXDV */
+                select_peripheral(PC(16), PERIPH_A, 0); /* MDC  */
+                select_peripheral(PC(17), PERIPH_A, 0); /* MDIO */
+
+                if (!data->is_rmii) {
+                        select_peripheral(PC(0),  PERIPH_A, 0); /* COL  */
+                        select_peripheral(PC(1),  PERIPH_A, 0); /* CRS  */
+                        select_peripheral(PC(2),  PERIPH_A, 0); /* TXER */
+                        select_peripheral(PC(5),  PERIPH_A, 0); /* TXD2 */
+                        select_peripheral(PC(6),  PERIPH_A, 0); /* TXD3 */
+                        select_peripheral(PC(11), PERIPH_A, 0); /* RXD2 */
+                        select_peripheral(PC(12), PERIPH_A, 0); /* RXD3 */
+                        select_peripheral(PC(14), PERIPH_A, 0); /* RXCK */
+                        select_peripheral(PC(18), PERIPH_A, 0); /* SPD  */
+                }
+                break;
+
+        case 1:
+                pdev = &macb1_device;
+
+                select_peripheral(PD(13), PERIPH_B, 0);         /* TXD0 */
+                select_peripheral(PD(14), PERIPH_B, 0);         /* TXD1 */
+                select_peripheral(PD(11), PERIPH_B, 0);         /* TXEN */
+                select_peripheral(PD(12), PERIPH_B, 0);         /* TXCK */
+                select_peripheral(PD(10), PERIPH_B, 0);         /* RXD0 */
+                select_peripheral(PD(6),  PERIPH_B, 0);         /* RXD1 */
+                select_peripheral(PD(5),  PERIPH_B, 0);         /* RXER */
+                select_peripheral(PD(4),  PERIPH_B, 0);         /* RXDV */
+                select_peripheral(PD(3),  PERIPH_B, 0);         /* MDC  */
+                select_peripheral(PD(2),  PERIPH_B, 0);         /* MDIO */
 
                 if (!data->is_rmii) {
-                        portmux_set_func(PIOC,  0, FUNC_A);     /* COL  */
-                        portmux_set_func(PIOC,  1, FUNC_A);     /* CRS  */
-                        portmux_set_func(PIOC,  2, FUNC_A);     /* TXER */
-                        portmux_set_func(PIOC,  5, FUNC_A);     /* TXD2 */
-                        portmux_set_func(PIOC,  6, FUNC_A);     /* TXD3 */
-                        portmux_set_func(PIOC, 11, FUNC_A);     /* RXD2 */
-                        portmux_set_func(PIOC, 12, FUNC_A);     /* RXD3 */
-                        portmux_set_func(PIOC, 14, FUNC_A);     /* RXCK */
-                        portmux_set_func(PIOC, 18, FUNC_A);     /* SPD  */
+                        select_peripheral(PC(19), PERIPH_B, 0); /* COL  */
+                        select_peripheral(PC(23), PERIPH_B, 0); /* CRS  */
+                        select_peripheral(PC(26), PERIPH_B, 0); /* TXER */
+                        select_peripheral(PC(27), PERIPH_B, 0); /* TXD2 */
+                        select_peripheral(PC(28), PERIPH_B, 0); /* TXD3 */
+                        select_peripheral(PC(29), PERIPH_B, 0); /* RXD2 */
+                        select_peripheral(PC(30), PERIPH_B, 0); /* RXD3 */
+                        select_peripheral(PC(24), PERIPH_B, 0); /* RXCK */
+                        select_peripheral(PD(15), PERIPH_B, 0); /* SPD  */
                 }
                 break;
 
@@ -714,12 +742,12 @@ struct platform_device *__init at32_add_device_spi(unsigned int id)
         switch (id) {
         case 0:
                 pdev = &spi0_device;
-                portmux_set_func(PIOA,  0, FUNC_A);     /* MISO  */
-                portmux_set_func(PIOA,  1, FUNC_A);     /* MOSI  */
-                portmux_set_func(PIOA,  2, FUNC_A);     /* SCK   */
-                portmux_set_func(PIOA,  3, FUNC_A);     /* NPCS0 */
-                portmux_set_func(PIOA,  4, FUNC_A);     /* NPCS1 */
-                portmux_set_func(PIOA,  5, FUNC_A);     /* NPCS2 */
+                select_peripheral(PA(0),  PERIPH_A, 0); /* MISO  */
+                select_peripheral(PA(1),  PERIPH_A, 0); /* MOSI  */
+                select_peripheral(PA(2),  PERIPH_A, 0); /* SCK   */
+                select_peripheral(PA(3),  PERIPH_A, 0); /* NPCS0 */
+                select_peripheral(PA(4),  PERIPH_A, 0); /* NPCS1 */
+                select_peripheral(PA(5),  PERIPH_A, 0); /* NPCS2 */
                 break;
 
         default:
@@ -762,37 +790,37 @@ at32_add_device_lcdc(unsigned int id, struct lcdc_platform_data *data)
         switch (id) {
         case 0:
                 pdev = &lcdc0_device;
-                portmux_set_func(PIOC, 19, FUNC_A);     /* CC     */
-                portmux_set_func(PIOC, 20, FUNC_A);     /* HSYNC  */
-                portmux_set_func(PIOC, 21, FUNC_A);     /* PCLK   */
-                portmux_set_func(PIOC, 22, FUNC_A);     /* VSYNC  */
-                portmux_set_func(PIOC, 23, FUNC_A);     /* DVAL   */
-                portmux_set_func(PIOC, 24, FUNC_A);     /* MODE   */
-                portmux_set_func(PIOC, 25, FUNC_A);     /* PWR    */
-                portmux_set_func(PIOC, 26, FUNC_A);     /* DATA0  */
-                portmux_set_func(PIOC, 27, FUNC_A);     /* DATA1  */
-                portmux_set_func(PIOC, 28, FUNC_A);     /* DATA2  */
-                portmux_set_func(PIOC, 29, FUNC_A);     /* DATA3  */
-                portmux_set_func(PIOC, 30, FUNC_A);     /* DATA4  */
-                portmux_set_func(PIOC, 31, FUNC_A);     /* DATA5  */
-                portmux_set_func(PIOD,  0, FUNC_A);     /* DATA6  */
-                portmux_set_func(PIOD,  1, FUNC_A);     /* DATA7  */
-                portmux_set_func(PIOD,  2, FUNC_A);     /* DATA8  */
-                portmux_set_func(PIOD,  3, FUNC_A);     /* DATA9  */
-                portmux_set_func(PIOD,  4, FUNC_A);     /* DATA10 */
-                portmux_set_func(PIOD,  5, FUNC_A);     /* DATA11 */
-                portmux_set_func(PIOD,  6, FUNC_A);     /* DATA12 */
-                portmux_set_func(PIOD,  7, FUNC_A);     /* DATA13 */
-                portmux_set_func(PIOD,  8, FUNC_A);     /* DATA14 */
-                portmux_set_func(PIOD,  9, FUNC_A);     /* DATA15 */
-                portmux_set_func(PIOD, 10, FUNC_A);     /* DATA16 */
-                portmux_set_func(PIOD, 11, FUNC_A);     /* DATA17 */
-                portmux_set_func(PIOD, 12, FUNC_A);     /* DATA18 */
-                portmux_set_func(PIOD, 13, FUNC_A);     /* DATA19 */
-                portmux_set_func(PIOD, 14, FUNC_A);     /* DATA20 */
-                portmux_set_func(PIOD, 15, FUNC_A);     /* DATA21 */
-                portmux_set_func(PIOD, 16, FUNC_A);     /* DATA22 */
-                portmux_set_func(PIOD, 17, FUNC_A);     /* DATA23 */
+                select_peripheral(PC(19), PERIPH_A, 0); /* CC     */
+                select_peripheral(PC(20), PERIPH_A, 0); /* HSYNC  */
+                select_peripheral(PC(21), PERIPH_A, 0); /* PCLK   */
+                select_peripheral(PC(22), PERIPH_A, 0); /* VSYNC  */
+                select_peripheral(PC(23), PERIPH_A, 0); /* DVAL   */
+                select_peripheral(PC(24), PERIPH_A, 0); /* MODE   */
+                select_peripheral(PC(25), PERIPH_A, 0); /* PWR    */
+                select_peripheral(PC(26), PERIPH_A, 0); /* DATA0  */
+                select_peripheral(PC(27), PERIPH_A, 0); /* DATA1  */
+                select_peripheral(PC(28), PERIPH_A, 0); /* DATA2  */
+                select_peripheral(PC(29), PERIPH_A, 0); /* DATA3  */
+                select_peripheral(PC(30), PERIPH_A, 0); /* DATA4  */
+                select_peripheral(PC(31), PERIPH_A, 0); /* DATA5  */
+                select_peripheral(PD(0),  PERIPH_A, 0); /* DATA6  */
+                select_peripheral(PD(1),  PERIPH_A, 0); /* DATA7  */
+                select_peripheral(PD(2),  PERIPH_A, 0); /* DATA8  */
+                select_peripheral(PD(3),  PERIPH_A, 0); /* DATA9  */
+                select_peripheral(PD(4),  PERIPH_A, 0); /* DATA10 */
+                select_peripheral(PD(5),  PERIPH_A, 0); /* DATA11 */
+                select_peripheral(PD(6),  PERIPH_A, 0); /* DATA12 */
+                select_peripheral(PD(7),  PERIPH_A, 0); /* DATA13 */
+                select_peripheral(PD(8),  PERIPH_A, 0); /* DATA14 */
+                select_peripheral(PD(9),  PERIPH_A, 0); /* DATA15 */
+                select_peripheral(PD(10), PERIPH_A, 0); /* DATA16 */
+                select_peripheral(PD(11), PERIPH_A, 0); /* DATA17 */
+                select_peripheral(PD(12), PERIPH_A, 0); /* DATA18 */
+                select_peripheral(PD(13), PERIPH_A, 0); /* DATA19 */
+                select_peripheral(PD(14), PERIPH_A, 0); /* DATA20 */
+                select_peripheral(PD(15), PERIPH_A, 0); /* DATA21 */
+                select_peripheral(PD(16), PERIPH_A, 0); /* DATA22 */
+                select_peripheral(PD(17), PERIPH_A, 0); /* DATA23 */
 
                 clk_set_parent(&lcdc0_pixclk, &pll0);
                 clk_set_rate(&lcdc0_pixclk, clk_get_rate(&pll0));
@@ -838,6 +866,8 @@ struct clk *at32_clock_list[] = {
         &atmel_usart3_usart,
         &macb0_hclk,
         &macb0_pclk,
+        &macb1_hclk,
+        &macb1_pclk,
         &spi0_mck,
         &lcdc0_hclk,
         &lcdc0_pixclk,
diff --git a/arch/avr32/mach-at32ap/extint.c b/arch/avr32/mach-at32ap/extint.c
index 4dff1f988900..b59272e81b9a 100644
--- a/arch/avr32/mach-at32ap/extint.c
+++ b/arch/avr32/mach-at32ap/extint.c
@@ -49,12 +49,25 @@ static void eim_unmask_irq(unsigned int irq)
 static int eim_set_irq_type(unsigned int irq, unsigned int flow_type)
 {
         struct at32_sm *sm = get_irq_chip_data(irq);
+        struct irq_desc *desc;
         unsigned int i = irq - sm->eim_first_irq;
         u32 mode, edge, level;
         unsigned long flags;
         int ret = 0;
 
-        flow_type &= IRQ_TYPE_SENSE_MASK;
+        if (flow_type == IRQ_TYPE_NONE)
+                flow_type = IRQ_TYPE_LEVEL_LOW;
+
+        desc = &irq_desc[irq];
+        desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
+        desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;
+
+        if (flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) {
+                desc->status |= IRQ_LEVEL;
+                set_irq_handler(irq, handle_level_irq);
+        } else {
+                set_irq_handler(irq, handle_edge_irq);
+        }
 
         spin_lock_irqsave(&sm->lock, flags);
 
@@ -148,10 +161,15 @@ static int __init eim_init(void)
         pattern = sm_readl(sm, EIM_MODE);
         nr_irqs = fls(pattern);
 
+        /* Trigger on falling edge unless overridden by driver */
+        sm_writel(sm, EIM_MODE, 0UL);
+        sm_writel(sm, EIM_EDGE, 0UL);
+
         sm->eim_chip = &eim_chip;
 
         for (i = 0; i < nr_irqs; i++) {
-                set_irq_chip(sm->eim_first_irq + i, &eim_chip);
+                set_irq_chip_and_handler(sm->eim_first_irq + i, &eim_chip,
+                                         handle_edge_irq);
                 set_irq_chip_data(sm->eim_first_irq + i, sm);
         }
 
diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c
index eb87a18ad7b2..dd5c009cf224 100644
--- a/arch/avr32/mach-at32ap/intc.c
+++ b/arch/avr32/mach-at32ap/intc.c
@@ -136,3 +136,7 @@ fail:
         panic("Interrupt controller initialization failed!\n");
 }
 
+unsigned long intc_get_pending(int group)
+{
+        return intc_readl(&intc0, INTREQ0 + 4 * group);
+}
diff --git a/arch/avr32/mach-at32ap/pio.c b/arch/avr32/mach-at32ap/pio.c
index d3aabfca8598..f1280ed8ed6d 100644
--- a/arch/avr32/mach-at32ap/pio.c
+++ b/arch/avr32/mach-at32ap/pio.c
@@ -25,27 +25,98 @@ struct pio_device {
         void __iomem *regs;
         const struct platform_device *pdev;
         struct clk *clk;
-        u32 alloc_mask;
+        u32 pinmux_mask;
         char name[32];
 };
 
 static struct pio_device pio_dev[MAX_NR_PIO_DEVICES];
 
-void portmux_set_func(unsigned int portmux_id, unsigned int pin_id,
-                      unsigned int function_id)
+static struct pio_device *gpio_to_pio(unsigned int gpio)
 {
         struct pio_device *pio;
-        u32 mask = 1 << pin_id;
+        unsigned int index;
 
-        BUG_ON(portmux_id >= MAX_NR_PIO_DEVICES);
+        index = gpio >> 5;
+        if (index >= MAX_NR_PIO_DEVICES)
+                return NULL;
+        pio = &pio_dev[index];
+        if (!pio->regs)
+                return NULL;
 
-        pio = &pio_dev[portmux_id];
+        return pio;
+}
+
+/* Pin multiplexing API */
+
+void __init at32_select_periph(unsigned int pin, unsigned int periph,
+                               unsigned long flags)
+{
+        struct pio_device *pio;
+        unsigned int pin_index = pin & 0x1f;
+        u32 mask = 1 << pin_index;
+
+        pio = gpio_to_pio(pin);
+        if (unlikely(!pio)) {
+                printk("pio: invalid pin %u\n", pin);
+                goto fail;
+        }
 
-        if (function_id)
+        if (unlikely(test_and_set_bit(pin_index, &pio->pinmux_mask))) {
+                printk("%s: pin %u is busy\n", pio->name, pin_index);
+                goto fail;
+        }
+
+        pio_writel(pio, PUER, mask);
+        if (periph)
                 pio_writel(pio, BSR, mask);
         else
                 pio_writel(pio, ASR, mask);
+
         pio_writel(pio, PDR, mask);
+        if (!(flags & AT32_GPIOF_PULLUP))
+                pio_writel(pio, PUDR, mask);
+
+        return;
+
+fail:
+        dump_stack();
+}
+
+void __init at32_select_gpio(unsigned int pin, unsigned long flags)
+{
+        struct pio_device *pio;
+        unsigned int pin_index = pin & 0x1f;
+        u32 mask = 1 << pin_index;
+
+        pio = gpio_to_pio(pin);
+        if (unlikely(!pio)) {
+                printk("pio: invalid pin %u\n", pin);
+                goto fail;
+        }
+
+        if (unlikely(test_and_set_bit(pin_index, &pio->pinmux_mask))) {
+                printk("%s: pin %u is busy\n", pio->name, pin_index);
+                goto fail;
+        }
+
+        pio_writel(pio, PUER, mask);
+        if (flags & AT32_GPIOF_HIGH)
+                pio_writel(pio, SODR, mask);
+        else
+                pio_writel(pio, CODR, mask);
+        if (flags & AT32_GPIOF_OUTPUT)
+                pio_writel(pio, OER, mask);
+        else
+                pio_writel(pio, ODR, mask);
+
+        pio_writel(pio, PER, mask);
+        if (!(flags & AT32_GPIOF_PULLUP))
+                pio_writel(pio, PUDR, mask);
+
+        return;
+
+fail:
+        dump_stack();
 }
 
 static int __init pio_probe(struct platform_device *pdev)
diff --git a/arch/avr32/mach-at32ap/sm.c b/arch/avr32/mach-at32ap/sm.c
deleted file mode 100644
index 03306eb0345e..000000000000
--- a/arch/avr32/mach-at32ap/sm.c
+++ /dev/null
@@ -1,289 +0,0 @@
-/*
- * System Manager driver for AT32AP CPUs
- *
- * Copyright (C) 2006 Atmel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/random.h>
-#include <linux/spinlock.h>
-
-#include <asm/intc.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-
-#include <asm/arch/sm.h>
-
-#include "sm.h"
-
-#define SM_EIM_IRQ_RESOURCE     1
-#define SM_PM_IRQ_RESOURCE      2
-#define SM_RTC_IRQ_RESOURCE     3
-
-#define to_eim(irqc) container_of(irqc, struct at32_sm, irqc)
-
-struct at32_sm system_manager;
-
-int __init at32_sm_init(void)
-{
-        struct resource *regs;
-        struct at32_sm *sm = &system_manager;
-        int ret = -ENXIO;
-
-        regs = platform_get_resource(&at32_sm_device, IORESOURCE_MEM, 0);
-        if (!regs)
-                goto fail;
-
-        spin_lock_init(&sm->lock);
-        sm->pdev = &at32_sm_device;
-
-        ret = -ENOMEM;
-        sm->regs = ioremap(regs->start, regs->end - regs->start + 1);
-        if (!sm->regs)
-                goto fail;
-
-        return 0;
-
-fail:
-        printk(KERN_ERR "Failed to initialize System Manager: %d\n", ret);
-        return ret;
-}
-
-/*
- * External Interrupt Module (EIM).
- *
- * EIM gets level- or edge-triggered interrupts of either polarity
- * from the outside and converts it to active-high level-triggered
- * interrupts that the internal interrupt controller can handle. EIM
- * also provides masking/unmasking of interrupts, as well as
- * acknowledging of edge-triggered interrupts.
- */
-
-static irqreturn_t spurious_eim_interrupt(int irq, void *dev_id,
-                                          struct pt_regs *regs)
-{
-        printk(KERN_WARNING "Spurious EIM interrupt %d\n", irq);
-        disable_irq(irq);
-        return IRQ_NONE;
-}
-
-static struct irqaction eim_spurious_action = {
-        .handler = spurious_eim_interrupt,
-};
-
-static irqreturn_t eim_handle_irq(int irq, void *dev_id, struct pt_regs *regs)
-{
-        struct irq_controller * irqc = dev_id;
-        struct at32_sm *sm = to_eim(irqc);
-        unsigned long pending;
-
-        /*
-         * No need to disable interrupts globally.  The interrupt
-         * level relevant to this group must be masked all the time,
-         * so we know that this particular EIM instance will not be
-         * re-entered.
-         */
-        spin_lock(&sm->lock);
-
-        pending = intc_get_pending(sm->irqc.irq_group);
-        if (unlikely(!pending)) {
-                printk(KERN_ERR "EIM (group %u): No interrupts pending!\n",
-                       sm->irqc.irq_group);
-                goto unlock;
-        }
-
-        do {
-                struct irqaction *action;
-                unsigned int i;
-
-                i = fls(pending) - 1;
-                pending &= ~(1 << i);
-                action = sm->action[i];
-
-                /* Acknowledge the interrupt */
-                sm_writel(sm, EIM_ICR, 1 << i);
-
-                spin_unlock(&sm->lock);
-
-                if (action->flags & SA_INTERRUPT)
-                        local_irq_disable();
-                action->handler(sm->irqc.first_irq + i, action->dev_id, regs);
-                local_irq_enable();
-                spin_lock(&sm->lock);
-                if (action->flags & SA_SAMPLE_RANDOM)
-                        add_interrupt_randomness(sm->irqc.first_irq + i);
-        } while (pending);
-
-unlock:
-        spin_unlock(&sm->lock);
-        return IRQ_HANDLED;
-}
-
-static void eim_mask(struct irq_controller *irqc, unsigned int irq)
-{
-        struct at32_sm *sm = to_eim(irqc);
-        unsigned int i;
-
-        i = irq - sm->irqc.first_irq;
-        sm_writel(sm, EIM_IDR, 1 << i);
-}
-
-static void eim_unmask(struct irq_controller *irqc, unsigned int irq)
-{
-        struct at32_sm *sm = to_eim(irqc);
-        unsigned int i;
-
-        i = irq - sm->irqc.first_irq;
-        sm_writel(sm, EIM_IER, 1 << i);
-}
-
-static int eim_setup(struct irq_controller *irqc, unsigned int irq,
-                struct irqaction *action)
-{
-        struct at32_sm *sm = to_eim(irqc);
-        sm->action[irq - sm->irqc.first_irq] = action;
-        /* Acknowledge earlier interrupts */
-        sm_writel(sm, EIM_ICR, (1<<(irq - sm->irqc.first_irq)));
-        eim_unmask(irqc, irq);
-        return 0;
-}
-
-static void eim_free(struct irq_controller *irqc, unsigned int irq,
-                void *dev)
-{
-        struct at32_sm *sm = to_eim(irqc);
-        eim_mask(irqc, irq);
-        sm->action[irq - sm->irqc.first_irq] = &eim_spurious_action;
-}
-
-static int eim_set_type(struct irq_controller *irqc, unsigned int irq,
-                        unsigned int type)
-{
-        struct at32_sm *sm = to_eim(irqc);
-        unsigned long flags;
-        u32 value, pattern;
-
-        spin_lock_irqsave(&sm->lock, flags);
-
-        pattern = 1 << (irq - sm->irqc.first_irq);
-
-        value = sm_readl(sm, EIM_MODE);
-        if (type & IRQ_TYPE_LEVEL)
-                value |= pattern;
-        else
-                value &= ~pattern;
-        sm_writel(sm, EIM_MODE, value);
-        value = sm_readl(sm, EIM_EDGE);
-        if (type & IRQ_EDGE_RISING)
-                value |= pattern;
-        else
-                value &= ~pattern;
-        sm_writel(sm, EIM_EDGE, value);
-        value = sm_readl(sm, EIM_LEVEL);
-        if (type & IRQ_LEVEL_HIGH)
-                value |= pattern;
-        else
-                value &= ~pattern;
-        sm_writel(sm, EIM_LEVEL, value);
-
-        spin_unlock_irqrestore(&sm->lock, flags);
-
-        return 0;
-}
-
-static unsigned int eim_get_type(struct irq_controller *irqc,
-                                 unsigned int irq)
-{
-        struct at32_sm *sm = to_eim(irqc);
-        unsigned long flags;
-        unsigned int type = 0;
-        u32 mode, edge, level, pattern;
-
-        pattern = 1 << (irq - sm->irqc.first_irq);
-
-        spin_lock_irqsave(&sm->lock, flags);
-        mode = sm_readl(sm, EIM_MODE);
-        edge = sm_readl(sm, EIM_EDGE);
-        level = sm_readl(sm, EIM_LEVEL);
-        spin_unlock_irqrestore(&sm->lock, flags);
-
-        if (mode & pattern)
-                type |= IRQ_TYPE_LEVEL;
-        if (edge & pattern)
-                type |= IRQ_EDGE_RISING;
-        if (level & pattern)
-                type |= IRQ_LEVEL_HIGH;
-
-        return type;
-}
-
-static struct irq_controller_class eim_irq_class = {
-        .typename       = "EIM",
-        .handle         = eim_handle_irq,
-        .setup          = eim_setup,
-        .free           = eim_free,
-        .mask           = eim_mask,
-        .unmask         = eim_unmask,
-        .set_type       = eim_set_type,
-        .get_type       = eim_get_type,
-};
-
-static int __init eim_init(void)
-{
-        struct at32_sm *sm = &system_manager;
-        unsigned int i;
-        u32 pattern;
-        int ret;
-
-        /*
-         * The EIM is really the same module as SM, so register
-         * mapping, etc. has been taken care of already.
-         */
-
-        /*
-         * Find out how many interrupt lines that are actually
-         * implemented in hardware.
-         */
-        sm_writel(sm, EIM_IDR, ~0UL);
-        sm_writel(sm, EIM_MODE, ~0UL);
-        pattern = sm_readl(sm, EIM_MODE);
-        sm->irqc.nr_irqs = fls(pattern);
-
-        ret = -ENOMEM;
-        sm->action = kmalloc(sizeof(*sm->action) * sm->irqc.nr_irqs,
-                             GFP_KERNEL);
-        if (!sm->action)
-                goto out;
-
-        for (i = 0; i < sm->irqc.nr_irqs; i++)
-                sm->action[i] = &eim_spurious_action;
-
-        spin_lock_init(&sm->lock);
-        sm->irqc.irq_group = sm->pdev->resource[SM_EIM_IRQ_RESOURCE].start;
-        sm->irqc.class = &eim_irq_class;
-
-        ret = intc_register_controller(&sm->irqc);
-        if (ret < 0)
-                goto out_free_actions;
-
-        printk("EIM: External Interrupt Module at 0x%p, IRQ group %u\n",
-               sm->regs, sm->irqc.irq_group);
-        printk("EIM: Handling %u external IRQs, starting with IRQ%u\n",
-               sm->irqc.nr_irqs, sm->irqc.first_irq);
-
-        return 0;
-
-out_free_actions:
-        kfree(sm->action);
-out:
-        return ret;
-}
-arch_initcall(eim_init);
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index 6a1238a29d6c..3474309e049c 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -16,6 +16,14 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/cris/arch-v32/drivers/sync_serial.c b/arch/cris/arch-v32/drivers/sync_serial.c
index e067806b2208..424eb0eb1cd5 100644
--- a/arch/cris/arch-v32/drivers/sync_serial.c
+++ b/arch/cris/arch-v32/drivers/sync_serial.c
@@ -504,7 +504,7 @@ static int sync_serial_release(struct inode *inode, struct file *file)
 
 static unsigned int sync_serial_poll(struct file *file, poll_table *wait)
 {
-        int dev = iminor(file->f_dentry->d_inode);
+        int dev = iminor(file->f_path.dentry->d_inode);
         unsigned int mask = 0;
         sync_port* port;
         DEBUGPOLL( static unsigned int prev_mask = 0; );
@@ -531,7 +531,7 @@ static int sync_serial_ioctl(struct inode *inode, struct file *file,
                   unsigned int cmd, unsigned long arg)
 {
         int return_val = 0;
-        int dev = iminor(file->f_dentry->d_inode);
+        int dev = iminor(file->f_path.dentry->d_inode);
         sync_port* port;
         reg_sser_rw_tr_cfg tr_cfg;
         reg_sser_rw_rec_cfg rec_cfg;
@@ -789,7 +789,7 @@ static int sync_serial_ioctl(struct inode *inode, struct file *file,
 static ssize_t sync_serial_write(struct file * file, const char * buf,
                                  size_t count, loff_t *ppos)
 {
-        int dev = iminor(file->f_dentry->d_inode);
+        int dev = iminor(file->f_path.dentry->d_inode);
         DECLARE_WAITQUEUE(wait, current);
         sync_port *port;
         unsigned long c, c1;
@@ -919,7 +919,7 @@ static ssize_t sync_serial_write(struct file * file, const char * buf,
 static ssize_t sync_serial_read(struct file * file, char * buf,
                                 size_t count, loff_t *ppos)
 {
-        int dev = iminor(file->f_dentry->d_inode);
+        int dev = iminor(file->f_path.dentry->d_inode);
         int avail;
         sync_port *port;
         unsigned char* start;
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index cf1c446e003a..7561d7b72e75 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -41,6 +41,14 @@ config TIME_LOW_RES
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default y
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default y
+
 mainmenu "Fujitsu FR-V Kernel Configuration"
 
 source "init/Kconfig"
diff --git a/arch/frv/kernel/pm.c b/arch/frv/kernel/pm.c
index c1d9fc8f1a85..ee677ced7b68 100644
--- a/arch/frv/kernel/pm.c
+++ b/arch/frv/kernel/pm.c
@@ -223,7 +223,7 @@ static int cmode_procctl(ctl_table *ctl, int write, struct file *filp,
 
 static int cmode_sysctl(ctl_table *table, int __user *name, int nlen,
                         void __user *oldval, size_t __user *oldlenp,
-                        void __user *newval, size_t newlen, void **context)
+                        void __user *newval, size_t newlen)
 {
         if (oldval && oldlenp) {
                 size_t oldlen;
@@ -326,7 +326,7 @@ static int p0_procctl(ctl_table *ctl, int write, struct file *filp,
 
 static int p0_sysctl(ctl_table *table, int __user *name, int nlen,
                      void __user *oldval, size_t __user *oldlenp,
-                     void __user *newval, size_t newlen, void **context)
+                     void __user *newval, size_t newlen)
 {
         if (oldval && oldlenp) {
                 size_t oldlen;
@@ -370,7 +370,7 @@ static int cm_procctl(ctl_table *ctl, int write, struct file *filp,
 
 static int cm_sysctl(ctl_table *table, int __user *name, int nlen,
                      void __user *oldval, size_t __user *oldlenp,
-                     void __user *newval, size_t newlen, void **context)
+                     void __user *newval, size_t newlen)
 {
         if (oldval && oldlenp) {
                 size_t oldlen;
diff --git a/arch/frv/mm/elf-fdpic.c b/arch/frv/mm/elf-fdpic.c
index f5a653033fe0..9477ccce070e 100644
--- a/arch/frv/mm/elf-fdpic.c
+++ b/arch/frv/mm/elf-fdpic.c
@@ -110,14 +110,14 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsi
 
 #if 0
         printk("[area] l=%lx (ENOMEM) f='%s'\n",
-               len, filp ? filp->f_dentry->d_name.name : "");
+               len, filp ? filp->f_path.dentry->d_name.name : "");
 #endif
         return -ENOMEM;
 
  success:
 #if 0
         printk("[area] l=%lx ad=%lx f='%s'\n",
-               len, addr, filp ? filp->f_dentry->d_name.name : "");
+               len, addr, filp ? filp->f_path.dentry->d_name.name : "");
 #endif
         return addr;
 } /* end arch_get_unmapped_area() */
diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
index cabf0bfffc53..34a84bc4baf5 100644
--- a/arch/h8300/Kconfig
+++ b/arch/h8300/Kconfig
@@ -29,6 +29,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default n
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index ea70359b02d0..0d67a0a1151e 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -49,6 +49,11 @@ config GENERIC_IOMAP
         bool
         default y
 
+config GENERIC_BUG
+        bool
+        default y
+        depends on BUG
+
 config GENERIC_HWEIGHT
         bool
         default y
@@ -185,6 +190,7 @@ endchoice
 config PARAVIRT
         bool "Paravirtualization support (EXPERIMENTAL)"
         depends on EXPERIMENTAL
+        depends on !(X86_VISWS || X86_VOYAGER)
         help
           Paravirtualization is a way of running multiple instances of
           Linux on the same machine, under a hypervisor.  This option
diff --git a/arch/i386/Kconfig.cpu b/arch/i386/Kconfig.cpu
index 821fd269ca58..2aecfba4ac4f 100644
--- a/arch/i386/Kconfig.cpu
+++ b/arch/i386/Kconfig.cpu
@@ -248,6 +248,14 @@ config RWSEM_XCHGADD_ALGORITHM
         depends on !M386
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_CALIBRATE_DELAY
         bool
         default y
diff --git a/arch/i386/defconfig b/arch/i386/defconfig
index 65891f11aced..3265208e5899 100644
--- a/arch/i386/defconfig
+++ b/arch/i386/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.19-git7
-# Wed Dec  6 23:50:49 2006
+# Linux kernel version: 2.6.19-git14
+# Sat Dec  9 21:23:14 2006
 #
 CONFIG_X86_32=y
 CONFIG_GENERIC_TIME=y
@@ -12,6 +12,7 @@ CONFIG_X86=y
 CONFIG_MMU=y
 CONFIG_GENERIC_ISA_DMA=y
 CONFIG_GENERIC_IOMAP=y
+CONFIG_GENERIC_BUG=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_DMI=y
@@ -141,6 +142,8 @@ CONFIG_X86_CMPXCHG=y
 CONFIG_X86_XADD=y
 CONFIG_X86_L1_CACHE_SHIFT=7
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_X86_WP_WORKS_OK=y
 CONFIG_X86_INVLPG=y
@@ -203,6 +206,7 @@ CONFIG_MTRR=y
 CONFIG_SECCOMP=y
 # CONFIG_HZ_100 is not set
 CONFIG_HZ_250=y
+# CONFIG_HZ_300 is not set
 # CONFIG_HZ_1000 is not set
 CONFIG_HZ=250
 # CONFIG_KEXEC is not set
@@ -563,6 +567,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
+# CONFIG_SCSI_TGT is not set
 CONFIG_SCSI_NETLINK=y
 # CONFIG_SCSI_PROC_FS is not set
 
@@ -583,6 +588,7 @@ CONFIG_CHR_DEV_SG=y
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
+# CONFIG_SCSI_SCAN_ASYNC is not set
 
 #
 # SCSI Transports
@@ -642,6 +648,7 @@ CONFIG_AIC79XX_DEBUG_MASK=0
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_SRP is not set
 
 #
 # Serial ATA (prod) and Parallel ATA (experimental) drivers
@@ -1082,10 +1089,7 @@ CONFIG_SOUND=y
 # Open Sound System
 #
 CONFIG_SOUND_PRIME=y
-CONFIG_OSS_OBSOLETE_DRIVER=y
 # CONFIG_SOUND_BT878 is not set
-# CONFIG_SOUND_EMU10K1 is not set
-# CONFIG_SOUND_FUSION is not set
 # CONFIG_SOUND_ES1371 is not set
 CONFIG_SOUND_ICH=y
 # CONFIG_SOUND_TRIDENT is not set
@@ -1095,6 +1099,11 @@ CONFIG_SOUND_ICH=y
 # CONFIG_SOUND_OSS is not set
 
 #
+# HID Devices
+#
+CONFIG_HID=y
+
+#
 # USB support
 #
 CONFIG_USB_ARCH_HAS_HCD=y
@@ -1158,8 +1167,7 @@ CONFIG_USB_STORAGE=y
 # USB Input Devices
 #
 CONFIG_USB_HID=y
-CONFIG_USB_HIDINPUT=y
-# CONFIG_USB_HIDINPUT_POWERBOOK is not set
+# CONFIG_USB_HID_POWERBOOK is not set
 # CONFIG_HID_FF is not set
 # CONFIG_USB_HIDDEV is not set
 # CONFIG_USB_AIPTEK is not set
@@ -1444,6 +1452,11 @@ CONFIG_NLS_ISO8859_15=y
 CONFIG_NLS_UTF8=y
 
 #
+# Distributed Lock Manager
+#
+# CONFIG_DLM is not set
+
+#
 # Instrumentation Support
 #
 CONFIG_PROFILING=y
@@ -1509,6 +1522,7 @@ CONFIG_DOUBLEFAULT=y
 #
 # Library routines
 #
+CONFIG_BITREVERSE=y
 # CONFIG_CRC_CCITT is not set
 # CONFIG_CRC16 is not set
 CONFIG_CRC32=y
diff --git a/arch/i386/kernel/cpuid.c b/arch/i386/kernel/cpuid.c
index db6dd20c3589..51130b39cd2e 100644
--- a/arch/i386/kernel/cpuid.c
+++ b/arch/i386/kernel/cpuid.c
@@ -116,7 +116,7 @@ static ssize_t cpuid_read(struct file *file, char __user *buf,
         char __user *tmp = buf;
         u32 data[4];
         u32 reg = *ppos;
-        int cpu = iminor(file->f_dentry->d_inode);
+        int cpu = iminor(file->f_path.dentry->d_inode);
 
         if (count % 16)
                 return -EINVAL; /* Invalid chunk size */
@@ -134,7 +134,7 @@ static ssize_t cpuid_read(struct file *file, char __user *buf,
 
 static int cpuid_open(struct inode *inode, struct file *file)
 {
-        unsigned int cpu = iminor(file->f_dentry->d_inode);
+        unsigned int cpu = iminor(file->f_path.dentry->d_inode);
         struct cpuinfo_x86 *c = &(cpu_data)[cpu];
 
         if (cpu >= NR_CPUS || !cpu_online(cpu))
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index e21dcde0790e..2424cc9c7b3d 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -2485,7 +2485,7 @@ device_initcall(ioapic_init_sysfs);
 int create_irq(void)
 {
         /* Allocate an unused irq */
-        int irq, new, vector;
+        int irq, new, vector = 0;
         unsigned long flags;
 
         irq = -ENOSPC;
diff --git a/arch/i386/kernel/module.c b/arch/i386/kernel/module.c
index d7d9c8b23f72..3db0a5442eb1 100644
--- a/arch/i386/kernel/module.c
+++ b/arch/i386/kernel/module.c
@@ -21,6 +21,7 @@
 #include <linux/fs.h>
 #include <linux/string.h>
 #include <linux/kernel.h>
+#include <linux/bug.h>
 
 #if 0
 #define DEBUGP printk
@@ -141,10 +142,11 @@ int module_finalize(const Elf_Ehdr *hdr,
                 apply_paravirt(pseg, pseg + para->sh_size);
         }
 
-        return 0;
+        return module_bug_finalize(hdr, sechdrs, me);
 }
 
 void module_arch_cleanup(struct module *mod)
 {
         alternatives_smp_module_del(mod);
+        module_bug_cleanup(mod);
 }
diff --git a/arch/i386/kernel/msr.c b/arch/i386/kernel/msr.c
index 1d1a56cae340..4a472a17d1c6 100644
--- a/arch/i386/kernel/msr.c
+++ b/arch/i386/kernel/msr.c
@@ -172,7 +172,7 @@ static ssize_t msr_read(struct file *file, char __user * buf,
         u32 __user *tmp = (u32 __user *) buf;
         u32 data[2];
         u32 reg = *ppos;
-        int cpu = iminor(file->f_dentry->d_inode);
+        int cpu = iminor(file->f_path.dentry->d_inode);
         int err;
 
         if (count % 8)
@@ -196,7 +196,7 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
         const u32 __user *tmp = (const u32 __user *)buf;
         u32 data[2];
         u32 reg = *ppos;
-        int cpu = iminor(file->f_dentry->d_inode);
+        int cpu = iminor(file->f_path.dentry->d_inode);
         int err;
 
         if (count % 8)
@@ -216,7 +216,7 @@ static ssize_t msr_write(struct file *file, const char __user *buf,
 
 static int msr_open(struct inode *inode, struct file *file)
 {
-        unsigned int cpu = iminor(file->f_dentry->d_inode);
+        unsigned int cpu = iminor(file->f_path.dentry->d_inode);
         struct cpuinfo_x86 *c = &(cpu_data)[cpu];
 
         if (cpu >= NR_CPUS || !cpu_online(cpu))
diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c
index f5bc7e1be801..a5e34d655965 100644
--- a/arch/i386/kernel/nmi.c
+++ b/arch/i386/kernel/nmi.c
@@ -195,6 +195,8 @@ static __cpuinit inline int nmi_known_cpu(void)
         return 0;
 }
 
+static int endflag __initdata = 0;
+
 #ifdef CONFIG_SMP
 /* The performance counters used by NMI_LOCAL_APIC don't trigger when
  * the CPU is idle. To make sure the NMI watchdog really ticks on all
@@ -202,7 +204,6 @@ static __cpuinit inline int nmi_known_cpu(void)
  */
 static __init void nmi_cpu_busy(void *data)
 {
-        volatile int *endflag = data;
         local_irq_enable_in_hardirq();
         /* Intentionally don't use cpu_relax here. This is
            to make sure that the performance counter really ticks,
@@ -210,14 +211,13 @@ static __init void nmi_cpu_busy(void *data)
            pause instruction. On a real HT machine this is fine because
            all other CPUs are busy with "useless" delay loops and don't
            care if they get somewhat less cycles. */
-        while (*endflag == 0)
-                barrier();
+        while (endflag == 0)
+                mb();
 }
 #endif
 
 static int __init check_nmi_watchdog(void)
 {
-        volatile int endflag = 0;
         unsigned int *prev_nmi_count;
         int cpu;
 
diff --git a/arch/i386/kernel/quirks.c b/arch/i386/kernel/quirks.c
index a01320a7b636..34874c398b44 100644
--- a/arch/i386/kernel/quirks.c
+++ b/arch/i386/kernel/quirks.c
@@ -10,13 +10,38 @@
 #if defined(CONFIG_X86_IO_APIC) && defined(CONFIG_SMP) && defined(CONFIG_PCI)
 static void __devinit verify_quirk_intel_irqbalance(struct pci_dev *dev)
 {
+        u8 config, rev;
+        u32 word;
+
+        /* BIOS may enable hardware IRQ balancing for
+         * E7520/E7320/E7525(revision ID 0x9 and below)
+         * based platforms.
+         * For those platforms, make sure that the genapic is set to 'flat'
+         */
+        pci_read_config_byte(dev, PCI_CLASS_REVISION, &rev);
+        if (rev > 0x9)
+                return;
+
+        /* enable access to config space*/
+        pci_read_config_byte(dev, 0xf4, &config);
+        pci_write_config_byte(dev, 0xf4, config|0x2);
+
+        /* read xTPR register */
+        raw_pci_ops->read(0, 0, 0x40, 0x4c, 2, &word);
+
+        if (!(word & (1 << 13))) {
 #ifdef CONFIG_X86_64
-        if (genapic !=  &apic_flat)
-                panic("APIC mode must be flat on this system\n");
+                if (genapic !=  &apic_flat)
+                        panic("APIC mode must be flat on this system\n");
 #elif defined(CONFIG_X86_GENERICARCH)
-        if (genapic != &apic_default)
-                panic("APIC mode must be default(flat) on this system. Use apic=default\n");
+                if (genapic != &apic_default)
+                        panic("APIC mode must be default(flat) on this system. Use apic=default\n");
 #endif
+        }
+
+        /* put back the original value for config space*/
+        if (!(config & 0x2))
+                pci_write_config_byte(dev, 0xf4, config);
 }
 
 void __init quirk_intel_irqbalance(void)
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index 4bf0e3c83b8b..b0f84e5778ad 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -69,7 +69,7 @@ static int __devinitdata smp_b_stepping;
 
 /* Number of siblings per CPU package */
 int smp_num_siblings = 1;
-#ifdef CONFIG_X86_HT
+#ifdef CONFIG_SMP
 EXPORT_SYMBOL(smp_num_siblings);
 #endif
 
@@ -1118,7 +1118,7 @@ static int __cpuinit __smp_prepare_cpu(int cpu)
 
         /* init low mem mapping */
         clone_pgd_range(swapper_pg_dir, swapper_pg_dir + USER_PGD_PTRS,
-                        KERNEL_PGD_PTRS);
+                        min_t(unsigned long, KERNEL_PGD_PTRS, USER_PGD_PTRS));
         flush_tlb_all();
         schedule_work(&info.task);
         wait_for_completion(&done);
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 68de48e498ca..2b30dbf8d117 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -30,6 +30,7 @@
 #include <linux/unwind.h>
 #include <linux/uaccess.h>
 #include <linux/nmi.h>
+#include <linux/bug.h>
 
 #ifdef CONFIG_EISA
 #include <linux/ioport.h>
@@ -420,43 +421,22 @@ void show_registers(struct pt_regs *regs)
         printk("\n");
 }       
 
-static void handle_BUG(struct pt_regs *regs)
+int is_valid_bugaddr(unsigned long eip)
 {
-        unsigned long eip = regs->eip;
         unsigned short ud2;
 
         if (eip < PAGE_OFFSET)
-                return;
+                return 0;
         if (probe_kernel_address((unsigned short *)eip, ud2))
-                return;
-        if (ud2 != 0x0b0f)
-                return;
-
-        printk(KERN_EMERG "------------[ cut here ]------------\n");
-
-#ifdef CONFIG_DEBUG_BUGVERBOSE
-        do {
-                unsigned short line;
-                char *file;
-                char c;
-
-                if (probe_kernel_address((unsigned short *)(eip + 2), line))
-                        break;
-                if (probe_kernel_address((char **)(eip + 4), file) ||
-                    (unsigned long)file < PAGE_OFFSET ||
-                        probe_kernel_address(file, c))
-                        file = "<bad filename>";
+                return 0;
 
-                printk(KERN_EMERG "kernel BUG at %s:%d!\n", file, line);
-                return;
-        } while (0);
-#endif
-        printk(KERN_EMERG "Kernel BUG at [verbose debug info unavailable]\n");
+        return ud2 == 0x0b0f;
 }
 
-/* This is gone through when something in the kernel
- * has done something bad and is about to be terminated.
-*/
+/*
+ * This is gone through when something in the kernel has done something bad and
+ * is about to be terminated.
+ */
 void die(const char * str, struct pt_regs * regs, long err)
 {
         static struct {
@@ -488,7 +468,8 @@ void die(const char * str, struct pt_regs * regs, long err)
                 unsigned long esp;
                 unsigned short ss;
 
-                handle_BUG(regs);
+                report_bug(regs->eip);
+
                 printk(KERN_EMERG "%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter);
 #ifdef CONFIG_PREEMPT
                 printk(KERN_EMERG "PREEMPT ");
diff --git a/arch/i386/kernel/vmlinux.lds.S b/arch/i386/kernel/vmlinux.lds.S
index 56e6ad5cb045..a53c8b1854b5 100644
--- a/arch/i386/kernel/vmlinux.lds.S
+++ b/arch/i386/kernel/vmlinux.lds.S
@@ -26,6 +26,7 @@ OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
 OUTPUT_ARCH(i386)
 ENTRY(phys_startup_32)
 jiffies = jiffies_64;
+_proxy_pda = 0;
 
 PHDRS {
         text PT_LOAD FLAGS(5);  /* R_E */
@@ -57,6 +58,8 @@ SECTIONS
 
   RODATA
 
+  BUG_TABLE
+
   . = ALIGN(4);
   .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) {
         __tracedata_start = .;
diff --git a/arch/i386/mach-visws/setup.c b/arch/i386/mach-visws/setup.c
index 885c7cbfd478..233ee20907b9 100644
--- a/arch/i386/mach-visws/setup.c
+++ b/arch/i386/mach-visws/setup.c
@@ -6,6 +6,7 @@
 #include <linux/smp.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
+#include <linux/module.h>
 
 #include <asm/fixmap.h>
 #include <asm/arch_hooks.h>
@@ -142,6 +143,8 @@ void __init time_init_hook(void)
 
 unsigned long sgivwfb_mem_phys;
 unsigned long sgivwfb_mem_size;
+EXPORT_SYMBOL(sgivwfb_mem_phys);
+EXPORT_SYMBOL(sgivwfb_mem_size);
 
 long long mem_size __initdata = 0;
 
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 75d839715b2f..fcacfe291b9b 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -34,6 +34,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index a4a6e1463af8..957681c39ad9 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -235,7 +235,7 @@ mmap_subpage (struct file *file, unsigned long start, unsigned long end, int pro
 
         if (!(flags & MAP_ANONYMOUS)) {
                 /* read the file contents */
-                inode = file->f_dentry->d_inode;
+                inode = file->f_path.dentry->d_inode;
                 if (!inode->i_fop || !file->f_op->read
                     || ((*file->f_op->read)(file, (char __user *) start, end - start, &off) < 0))
                 {
@@ -837,7 +837,7 @@ emulate_mmap (struct file *file, unsigned long start, unsigned long len, int pro
 
         if (!is_congruent) {
                 /* read the file contents */
-                inode = file->f_dentry->d_inode;
+                inode = file->f_path.dentry->d_inode;
                 if (!inode->i_fop || !file->f_op->read
                     || ((*file->f_op->read)(file, (char __user *) pstart, pend - pstart, &poff)
                         < 0))
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index dbb28164b19b..aa94f60fa8e7 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2188,13 +2188,13 @@ pfm_alloc_fd(struct file **cfile)
         /*
          * allocate a new dcache entry
          */
-        file->f_dentry = d_alloc(pfmfs_mnt->mnt_sb->s_root, &this);
-        if (!file->f_dentry) goto out;
+        file->f_path.dentry = d_alloc(pfmfs_mnt->mnt_sb->s_root, &this);
+        if (!file->f_path.dentry) goto out;
 
-        file->f_dentry->d_op = &pfmfs_dentry_operations;
+        file->f_path.dentry->d_op = &pfmfs_dentry_operations;
 
-        d_add(file->f_dentry, inode);
-        file->f_vfsmnt = mntget(pfmfs_mnt);
+        d_add(file->f_path.dentry, inode);
+        file->f_path.mnt = mntget(pfmfs_mnt);
         file->f_mapping = inode->i_mapping;
 
         file->f_op    = &pfm_file_ops;
diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c
index fd607ca51a8d..e375a2f0f2c3 100644
--- a/arch/ia64/kernel/salinfo.c
+++ b/arch/ia64/kernel/salinfo.c
@@ -302,7 +302,7 @@ salinfo_event_open(struct inode *inode, struct file *file)
 static ssize_t
 salinfo_event_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
 {
-        struct inode *inode = file->f_dentry->d_inode;
+        struct inode *inode = file->f_path.dentry->d_inode;
         struct proc_dir_entry *entry = PDE(inode);
         struct salinfo_data *data = entry->data;
         char cmd[32];
@@ -464,7 +464,7 @@ retry:
 static ssize_t
 salinfo_log_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
 {
-        struct inode *inode = file->f_dentry->d_inode;
+        struct inode *inode = file->f_path.dentry->d_inode;
         struct proc_dir_entry *entry = PDE(inode);
         struct salinfo_data *data = entry->data;
         u8 *buf;
@@ -525,7 +525,7 @@ salinfo_log_clear(struct salinfo_data *data, int cpu)
 static ssize_t
 salinfo_log_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
 {
-        struct inode *inode = file->f_dentry->d_inode;
+        struct inode *inode = file->f_path.dentry->d_inode;
         struct proc_dir_entry *entry = PDE(inode);
         struct salinfo_data *data = entry->data;
         char cmd[32];
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 41fd490af3b4..f383dab973f5 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -214,6 +214,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default n
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/m32r/boot/compressed/m32r_sio.c b/arch/m32r/boot/compressed/m32r_sio.c
index bce8af5e3bb2..ee3c8be12fa0 100644
--- a/arch/m32r/boot/compressed/m32r_sio.c
+++ b/arch/m32r/boot/compressed/m32r_sio.c
@@ -2,6 +2,7 @@
  * arch/m32r/boot/compressed/m32r_sio.c
  *
  * 2003-02-12:  Takeo Takahashi
+ * 2006-11-30:  OPSPUT support by Kazuhiro Inaoka
  *
  */
 
@@ -16,7 +17,7 @@ static int puts(const char *s)
         return 0;
 }
 
-#if defined(CONFIG_PLAT_M32700UT_Alpha) || defined(CONFIG_PLAT_M32700UT)
+#if defined(CONFIG_PLAT_M32700UT_Alpha) || defined(CONFIG_PLAT_M32700UT) || defined(CONFIG_PLAT_OPSPUT)
 #include <asm/m32r.h>
 #include <asm/io.h>
 
@@ -31,7 +32,11 @@ static int puts(const char *s)
 #define BOOT_SIO0TXB    (volatile unsigned short *)(0x02c00000 + 0x2000c)
 #else
 #undef PLD_BASE
+#if defined(CONFIG_PLAT_OPSPUT)
+#define PLD_BASE        0x1cc00000
+#else
 #define PLD_BASE        0xa4c00000
+#endif
 #define BOOT_SIO0STS    PLD_ESIO0STS
 #define BOOT_SIO0TXB    PLD_ESIO0TXB
 #endif
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index ac6d840b382b..a2c472c0549f 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -23,35 +23,35 @@
  *      updated in fork.c:copy_thread, signal.c:do_signal,
  *      ptrace.c and ptrace.h
  *
- * M32Rx/M32R2                          M32R
- *       @(sp)      - r4                ditto
- *       @(0x04,sp) - r5                ditto
- *       @(0x08,sp) - r6                ditto
- *       @(0x0c,sp) - *pt_regs          ditto
- *       @(0x10,sp) - r0                ditto
- *       @(0x14,sp) - r1                ditto
- *       @(0x18,sp) - r2                ditto
- *       @(0x1c,sp) - r3                ditto
- *       @(0x20,sp) - r7                ditto
- *       @(0x24,sp) - r8                ditto
- *       @(0x28,sp) - r9                ditto
- *       @(0x2c,sp) - r10               ditto
- *       @(0x30,sp) - r11               ditto
- *       @(0x34,sp) - r12               ditto
- *       @(0x38,sp) - syscall_nr        ditto
- *       @(0x3c,sp) - acc0h             @(0x3c,sp) - acch
- *       @(0x40,sp) - acc0l             @(0x40,sp) - accl
- *       @(0x44,sp) - acc1h             @(0x44,sp) - dummy_acc1h
- *       @(0x48,sp) - acc1l             @(0x48,sp) - dummy_acc1l
- *       @(0x4c,sp) - psw               ditto
- *       @(0x50,sp) - bpc               ditto
- *       @(0x54,sp) - bbpsw             ditto
- *       @(0x58,sp) - bbpc              ditto
- *       @(0x5c,sp) - spu (cr3)         ditto
- *       @(0x60,sp) - fp (r13)          ditto
- *       @(0x64,sp) - lr (r14)          ditto
- *       @(0x68,sp) - spi (cr2)         ditto
- *       @(0x6c,sp) - orig_r0           ditto
+ * M32R/M32Rx/M32R2
+ *       @(sp)      - r4
+ *       @(0x04,sp) - r5
+ *       @(0x08,sp) - r6
+ *       @(0x0c,sp) - *pt_regs
+ *       @(0x10,sp) - r0
+ *       @(0x14,sp) - r1
+ *       @(0x18,sp) - r2
+ *       @(0x1c,sp) - r3
+ *       @(0x20,sp) - r7
+ *       @(0x24,sp) - r8
+ *       @(0x28,sp) - r9
+ *       @(0x2c,sp) - r10
+ *       @(0x30,sp) - r11
+ *       @(0x34,sp) - r12
+ *       @(0x38,sp) - syscall_nr
+ *       @(0x3c,sp) - acc0h
+ *       @(0x40,sp) - acc0l
+ *       @(0x44,sp) - acc1h             ; ISA_DSP_LEVEL2 only
+ *       @(0x48,sp) - acc1l             ; ISA_DSP_LEVEL2 only
+ *       @(0x4c,sp) - psw
+ *       @(0x50,sp) - bpc
+ *       @(0x54,sp) - bbpsw
+ *       @(0x58,sp) - bbpc
+ *       @(0x5c,sp) - spu (cr3)
+ *       @(0x60,sp) - fp (r13)
+ *       @(0x64,sp) - lr (r14)
+ *       @(0x68,sp) - spi (cr2)
+ *       @(0x6c,sp) - orig_r0
  */
 
 #include <linux/linkage.h>
@@ -95,17 +95,10 @@
 #define R11(reg)                @(0x30,reg)
 #define R12(reg)                @(0x34,reg)
 #define SYSCALL_NR(reg)         @(0x38,reg)
-#if defined(CONFIG_ISA_M32R2) && defined(CONFIG_ISA_DSP_LEVEL2)
 #define ACC0H(reg)              @(0x3C,reg)
 #define ACC0L(reg)              @(0x40,reg)
 #define ACC1H(reg)              @(0x44,reg)
 #define ACC1L(reg)              @(0x48,reg)
-#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R)
-#define ACCH(reg)               @(0x3C,reg)
-#define ACCL(reg)               @(0x40,reg)
-#else
-#error unknown isa configuration
-#endif
 #define PSW(reg)                @(0x4C,reg)
 #define BPC(reg)                @(0x50,reg)
 #define BBPSW(reg)              @(0x54,reg)
@@ -603,8 +596,6 @@ ENTRY(ace_handler)
         beqz    r1, inst
 oprand:
         ld      r2, @(low(MDEVA_offset),r2)     ; set address
-        srli    r2, #12
-        slli    r2, #12
         srli    r1, #1
         bra     1f
 inst:
diff --git a/arch/m32r/kernel/io_opsput.c b/arch/m32r/kernel/io_opsput.c
index da6c5f5c1f82..3cbb1f717e50 100644
--- a/arch/m32r/kernel/io_opsput.c
+++ b/arch/m32r/kernel/io_opsput.c
@@ -30,14 +30,34 @@ extern void pcc_iowrite_byte(int, unsigned long, void *, size_t, size_t, int);
 extern void pcc_iowrite_word(int, unsigned long, void *, size_t, size_t, int);
 #endif /* CONFIG_PCMCIA && CONFIG_M32R_CFC */
 
-#define PORT2ADDR(port)  _port2addr(port)
-#define PORT2ADDR_USB(port) _port2addr_usb(port)
+#define PORT2ADDR(port)         _port2addr(port)
+#define PORT2ADDR_USB(port)     _port2addr_usb(port)
 
 static inline void *_port2addr(unsigned long port)
 {
         return (void *)(port | NONCACHE_OFFSET);
 }
 
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+static inline void *__port2addr_ata(unsigned long port)
+{
+        static int      dummy_reg;
+
+        switch (port) {
+        case 0x1f0:     return (void *)(0x0c002000 | NONCACHE_OFFSET);
+        case 0x1f1:     return (void *)(0x0c012800 | NONCACHE_OFFSET);
+        case 0x1f2:     return (void *)(0x0c012002 | NONCACHE_OFFSET);
+        case 0x1f3:     return (void *)(0x0c012802 | NONCACHE_OFFSET);
+        case 0x1f4:     return (void *)(0x0c012004 | NONCACHE_OFFSET);
+        case 0x1f5:     return (void *)(0x0c012804 | NONCACHE_OFFSET);
+        case 0x1f6:     return (void *)(0x0c012006 | NONCACHE_OFFSET);
+        case 0x1f7:     return (void *)(0x0c012806 | NONCACHE_OFFSET);
+        case 0x3f6:     return (void *)(0x0c01200e | NONCACHE_OFFSET);
+        default:        return (void *)&dummy_reg;
+        }
+}
+#endif
+
 /*
  * OPSPUT-LAN is located in the extended bus space
  * from 0x10000000 to 0x13ffffff on physical address.
@@ -97,6 +117,12 @@ unsigned char _inb(unsigned long port)
 {
         if (port >= LAN_IOSTART && port < LAN_IOEND)
                 return _ne_inb(PORT2ADDR_NE(port));
+
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                return *(volatile unsigned char *)__port2addr_ata(port);
+        }
+#endif
 #if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
         else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
                 unsigned char b;
@@ -112,6 +138,11 @@ unsigned short _inw(unsigned long port)
 {
         if (port >= LAN_IOSTART && port < LAN_IOEND)
                 return _ne_inw(PORT2ADDR_NE(port));
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                return *(volatile unsigned short *)__port2addr_ata(port);
+        }
+#endif
 #if defined(CONFIG_USB)
         else if(port >= 0x340 && port < 0x3a0)
                 return *(volatile unsigned short *)PORT2ADDR_USB(port);
@@ -164,6 +195,11 @@ void _outb(unsigned char b, unsigned long port)
         if (port >= LAN_IOSTART && port < LAN_IOEND)
                 _ne_outb(b, PORT2ADDR_NE(port));
         else
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                *(volatile unsigned char *)__port2addr_ata(port) = b;
+        } else
+#endif
 #if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
         if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
                 pcc_iowrite_byte(0, port, &b, sizeof(b), 1, 0);
@@ -177,6 +213,11 @@ void _outw(unsigned short w, unsigned long port)
         if (port >= LAN_IOSTART && port < LAN_IOEND)
                 _ne_outw(w, PORT2ADDR_NE(port));
         else
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                *(volatile unsigned short *)__port2addr_ata(port) = w;
+        } else
+#endif
 #if defined(CONFIG_USB)
         if(port >= 0x340 && port < 0x3a0)
                 *(volatile unsigned short *)PORT2ADDR_USB(port) = w;
@@ -222,6 +263,14 @@ void _insb(unsigned int port, void *addr, unsigned long count)
 {
         if (port >= LAN_IOSTART && port < LAN_IOEND)
                 _ne_insb(PORT2ADDR_NE(port), addr, count);
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                unsigned char *buf = addr;
+                unsigned char *portp = __port2addr_ata(port);
+                while (count--)
+                        *buf++ = *(volatile unsigned char *)portp;
+        }
+#endif
 #if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
         else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
                 pcc_ioread_byte(0, port, (void *)addr, sizeof(unsigned char),
@@ -254,6 +303,12 @@ void _insw(unsigned int port, void *addr, unsigned long count)
                 pcc_ioread_word(9, port, (void *)addr, sizeof(unsigned short),
                                 count, 1);
 #endif
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                portp = __port2addr_ata(port);
+                while (count--)
+                        *buf++ = *(volatile unsigned short *)portp;
+#endif
         } else {
                 portp = PORT2ADDR(port);
                 while (count--)
@@ -280,6 +335,12 @@ void _outsb(unsigned int port, const void *addr, unsigned long count)
                 portp = PORT2ADDR_NE(port);
                 while (count--)
                         _ne_outb(*buf++, portp);
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                portp = __port2addr_ata(port);
+                while (count--)
+                        *(volatile unsigned char *)portp = *buf++;
+#endif
 #if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
         } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
                 pcc_iowrite_byte(0, port, (void *)addr, sizeof(unsigned char),
@@ -305,6 +366,12 @@ void _outsw(unsigned int port, const void *addr, unsigned long count)
                 portp = PORT2ADDR_NE(port);
                 while (count--)
                         *(volatile unsigned short *)portp = *buf++;
+#if defined(CONFIG_IDE) && !defined(CONFIG_M32R_CFC)
+        } else if ((port >= 0x1f0 && port <=0x1f7) || port == 0x3f6) {
+                portp = __port2addr_ata(port);
+                while (count--)
+                        *(volatile unsigned short *)portp = *buf++;
+#endif
 #if defined(CONFIG_PCMCIA) && defined(CONFIG_M32R_CFC)
         } else if (port >= M32R_PCC_IOSTART0 && port <= M32R_PCC_IOEND0) {
                 pcc_iowrite_word(9, port, (void *)addr, sizeof(unsigned short),
diff --git a/arch/m32r/kernel/setup_opsput.c b/arch/m32r/kernel/setup_opsput.c
index 61d3b01cbe07..62d6b71de45f 100644
--- a/arch/m32r/kernel/setup_opsput.c
+++ b/arch/m32r/kernel/setup_opsput.c
@@ -218,13 +218,13 @@ static void shutdown_opsput_lanpld_irq(unsigned int irq)
 
 static struct hw_interrupt_type opsput_lanpld_irq_type =
 {
-        "OPSPUT-PLD-LAN-IRQ",
-        startup_opsput_lanpld_irq,
-        shutdown_opsput_lanpld_irq,
-        enable_opsput_lanpld_irq,
-        disable_opsput_lanpld_irq,
-        mask_and_ack_opsput_lanpld,
-        end_opsput_lanpld_irq
+        .typename = "OPSPUT-PLD-LAN-IRQ",
+        .startup = startup_opsput_lanpld_irq,
+        .shutdown = shutdown_opsput_lanpld_irq,
+        .enable = enable_opsput_lanpld_irq,
+        .disable = disable_opsput_lanpld_irq,
+        .ack = mask_and_ack_opsput_lanpld,
+        .end = end_opsput_lanpld_irq
 };
 
 /*
@@ -374,7 +374,6 @@ void __init init_IRQ(void)
         disable_opsput_pld_irq(PLD_IRQ_SIO0_SND);
 #endif  /* CONFIG_SERIAL_M32R_PLDSIO */
 
-#if defined(CONFIG_M32R_CFC)
         /* INT#1: CFC IREQ on PLD */
         irq_desc[PLD_IRQ_CFIREQ].status = IRQ_DISABLED;
         irq_desc[PLD_IRQ_CFIREQ].chip = &opsput_pld_irq_type;
@@ -398,8 +397,6 @@ void __init init_IRQ(void)
         irq_desc[PLD_IRQ_CFC_EJECT].depth = 1;  /* disable nested irq */
         pld_icu_data[irq2pldirq(PLD_IRQ_CFC_EJECT)].icucr = PLD_ICUCR_IEN|PLD_ICUCR_ISMOD02;    /* 'H' edge sense */
         disable_opsput_pld_irq(PLD_IRQ_CFC_EJECT);
-#endif /* CONFIG_M32R_CFC */
-
 
         /*
          * INT0# is used for LAN, DIO
diff --git a/arch/m32r/mm/fault.c b/arch/m32r/mm/fault.c
index 8d5f551b5754..9b9feb0f1610 100644
--- a/arch/m32r/mm/fault.c
+++ b/arch/m32r/mm/fault.c
@@ -173,7 +173,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code,
                 goto good_area;
         if (!(vma->vm_flags & VM_GROWSDOWN))
                 goto bad_area;
-#if 0
+
         if (error_code & ACE_USERMODE) {
                 /*
                  * accessing the stack below "spu" is always a bug.
@@ -184,7 +184,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code,
                 if (address + 4 < regs->spu)
                         goto bad_area;
         }
-#endif
+
         if (expand_stack(vma, address))
                 goto bad_area;
 /*
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 7bc14461a6ac..70a577c89c7c 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -17,6 +17,14 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_HWEIGHT
         bool
         default y
diff --git a/arch/m68k/atari/stdma.c b/arch/m68k/atari/stdma.c
index d64b5804e980..d01deb46ebbc 100644
--- a/arch/m68k/atari/stdma.c
+++ b/arch/m68k/atari/stdma.c
@@ -174,7 +174,7 @@ int stdma_islocked(void)
 void __init stdma_init(void)
 {
         stdma_isr = NULL;
-        request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW,
+        request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | SA_SHIRQ,
                     "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int);
 }
 
diff --git a/arch/m68k/kernel/sun3-head.S b/arch/m68k/kernel/sun3-head.S
index bffd69a4a1ab..4b5f050204e8 100644
--- a/arch/m68k/kernel/sun3-head.S
+++ b/arch/m68k/kernel/sun3-head.S
@@ -67,16 +67,6 @@ ENTRY(_start)
 1:      lea     init_task,%curptr                       | get initial thread...
         lea     init_thread_union+THREAD_SIZE,%sp       | ...and its stack.
 
-/* copy bootinfo records from the loader to _end */
-        lea     _end, %a1
-        lea     BI_START, %a0
-        /* number of longs to copy */
-        movel   %a0@, %d0
-1:      addl    #4, %a0
-        movel   %a0@, %a1@
-        addl    #4, %a1
-        dbf     %d0, 1b
-
 /* Point MSP at an invalid page to trap if it's used. --m */
         movl    #(PAGESIZE),%d0
         movc    %d0,%msp
diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds
index 2550b4ae2732..8c7eccbfc982 100644
--- a/arch/m68k/kernel/vmlinux-sun3.lds
+++ b/arch/m68k/kernel/vmlinux-sun3.lds
@@ -8,7 +8,7 @@ ENTRY(_start)
 jiffies = jiffies_64 + 4;
 SECTIONS
 {
-  . = 0xE004000;
+  . = 0xE002000;
   _text = .;                    /* Text and read-only data */
   .text : {
         *(.head)
diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c
index 0f88812822b1..13c0b4ad01eb 100644
--- a/arch/m68k/mm/memory.c
+++ b/arch/m68k/mm/memory.c
@@ -299,7 +299,7 @@ void cache_clear (unsigned long paddr, int len)
         mach_l2_flush(0);
 #endif
 }
-EXPORT_SYMBOL(cache_clear);     /* probably can be unexported */
+EXPORT_SYMBOL(cache_clear);
 
 
 /*
@@ -352,7 +352,7 @@ void cache_push (unsigned long paddr, int len)
         mach_l2_flush(1);
 #endif
 }
-EXPORT_SYMBOL(cache_push);      /* probably can be unexported */
+EXPORT_SYMBOL(cache_push);
 
 #ifndef CONFIG_SINGLE_MEMORY_CHUNK
 int mm_end_of_chunk (unsigned long addr, int len)
diff --git a/arch/m68k/mm/sun3mmu.c b/arch/m68k/mm/sun3mmu.c
index ac6640ade0b1..6a6513aa1ce8 100644
--- a/arch/m68k/mm/sun3mmu.c
+++ b/arch/m68k/mm/sun3mmu.c
@@ -49,7 +49,6 @@ void __init paging_init(void)
         unsigned long zones_size[MAX_NR_ZONES] = { 0, };
         unsigned long size;
 
-
 #ifdef TEST_VERIFY_AREA
         wp_works_ok = 0;
 #endif
@@ -94,7 +93,11 @@ void __init paging_init(void)
         /* memory sizing is a hack stolen from motorola.c..  hope it works for us */
         zones_size[ZONE_DMA] = ((unsigned long)high_memory - PAGE_OFFSET) >> PAGE_SHIFT;
 
-        free_area_init(zones_size);
+        /* I really wish I knew why the following change made things better...  -- Sam */
+/*      free_area_init(zones_size); */
+        free_area_init_node(0, NODE_DATA(0), zones_size,
+                            (__pa(PAGE_OFFSET) >> PAGE_SHIFT) + 1, NULL);
+
 
 }
 
diff --git a/arch/m68knommu/Kconfig b/arch/m68knommu/Kconfig
index aa70dde54228..25993c2a8fbb 100644
--- a/arch/m68knommu/Kconfig
+++ b/arch/m68knommu/Kconfig
@@ -25,6 +25,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default n
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index d8af858fe3f5..fd2ff0698a85 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -165,6 +165,7 @@ config MIPS_COBALT
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
         select SYS_SUPPORTS_LITTLE_ENDIAN
+        select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config MACH_DECSTATION
         bool "DECstations"
@@ -225,6 +226,7 @@ config MACH_JAZZ
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
         select SYS_SUPPORTS_100HZ
+        select GENERIC_HARDIRQS_NO__DO_IRQ
         help
          This a family of machines based on the MIPS R4030 chipset which was
          used by several vendors to build RISC/os and Windows NT workstations.
@@ -459,6 +461,11 @@ config PNX8550_JBS
         select PNX8550
         select SYS_SUPPORTS_LITTLE_ENDIAN
 
+config PNX8550_STB810
+        bool "Support for Philips PNX8550 based STB810 board"
+        select PNX8550
+        select SYS_SUPPORTS_LITTLE_ENDIAN
+
 config DDB5477
         bool "NEC DDB Vrc-5477"
         select DDB5XXX_COMMON
@@ -482,6 +489,7 @@ config MACH_VR41XX
         select SYS_HAS_CPU_VR41XX
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
+        select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config PMC_YOSEMITE
         bool "PMC-Sierra Yosemite eval board"
@@ -515,6 +523,7 @@ config QEMU
         select SYS_SUPPORTS_BIG_ENDIAN
         select SYS_SUPPORTS_LITTLE_ENDIAN
         select ARCH_SPARSEMEM_ENABLE
+        select GENERIC_HARDIRQS_NO__DO_IRQ
         help
           Qemu is a software emulator which among other architectures also
           can simulate a MIPS32 4Kc system.  This patch adds support for the
@@ -701,8 +710,8 @@ config SIBYTE_CRHONE
         select SYS_SUPPORTS_HIGHMEM
         select SYS_SUPPORTS_LITTLE_ENDIAN
 
-config SNI_RM200_PCI
-        bool "SNI RM200 PCI"
+config SNI_RM
+        bool "SNI RM200/300/400"
         select ARC if CPU_LITTLE_ENDIAN
         select ARC32 if CPU_LITTLE_ENDIAN
         select ARCH_MAY_HAVE_PC_FDC
@@ -725,8 +734,8 @@ config SNI_RM200_PCI
         select SYS_SUPPORTS_HIGHMEM
         select SYS_SUPPORTS_LITTLE_ENDIAN
         help
-          The SNI RM200 PCI was a MIPS-based platform manufactured by Siemens
-          Nixdorf Informationssysteme (SNI), parent company of Pyramid
+          The SNI RM200/300/400 are MIPS-based machines manufactured by
+          Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
           Technology and now in turn merged with Fujitsu.  Say Y here to
           support this machine type.
 
@@ -754,6 +763,7 @@ config TOSHIBA_RBTX4927
         select SYS_SUPPORTS_64BIT_KERNEL
         select SYS_SUPPORTS_BIG_ENDIAN
         select TOSHIBA_BOARDS
+        select GENERIC_HARDIRQS_NO__DO_IRQ
         help
           This Toshiba board is based on the TX4927 processor. Say Y here to
           support this machine type
@@ -773,6 +783,7 @@ config TOSHIBA_RBTX4938
         select SYS_SUPPORTS_LITTLE_ENDIAN
         select SYS_SUPPORTS_BIG_ENDIAN
         select TOSHIBA_BOARDS
+        select GENERIC_HARDIRQS_NO__DO_IRQ
         help
           This Toshiba board is based on the TX4938 processor. Say Y here to
           support this machine type
@@ -819,6 +830,14 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
@@ -1062,16 +1081,16 @@ config HAVE_STD_PC_SERIAL_PORT
 
 config ARC_CONSOLE
         bool "ARC console support"
-        depends on SGI_IP22 || SNI_RM200_PCI
+        depends on SGI_IP22 || SNI_RM
 
 config ARC_MEMORY
         bool
-        depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP32
+        depends on MACH_JAZZ || SNI_RM || SGI_IP32
         default y
 
 config ARC_PROMLIB
         bool
-        depends on MACH_JAZZ || SNI_RM200_PCI || SGI_IP22 || SGI_IP32
+        depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP32
         default y
 
 config ARC64
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 641aa30b3638..d1b026a0337d 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -463,6 +463,11 @@ libs-$(CONFIG_PNX8550_JBS)	+= arch/mips/philips/pnx8550/jbs/
 #cflags-$(CONFIG_PNX8550_JBS)   += -Iinclude/asm-mips/mach-pnx8550
 load-$(CONFIG_PNX8550_JBS)      += 0xffffffff80060000
 
+# Philips PNX8550 STB810 board
+#
+libs-$(CONFIG_PNX8550_STB810)   += arch/mips/philips/pnx8550/stb810/
+load-$(CONFIG_PNX8550_STB810)   += 0xffffffff80060000
+
 # NEC EMMA2RH boards
 #
 core-$(CONFIG_EMMA2RH)          += arch/mips/emma2rh/common/
@@ -569,11 +574,11 @@ libs-$(CONFIG_SIBYTE_BIGSUR)	+= arch/mips/sibyte/swarm/
 load-$(CONFIG_SIBYTE_BIGSUR)    := 0xffffffff80100000
 
 #
-# SNI RM200 PCI
+# SNI RM
 #
-core-$(CONFIG_SNI_RM200_PCI)    += arch/mips/sni/
-cflags-$(CONFIG_SNI_RM200_PCI)  += -Iinclude/asm-mips/mach-rm200
-load-$(CONFIG_SNI_RM200_PCI)    += 0xffffffff80600000
+core-$(CONFIG_SNI_RM)           += arch/mips/sni/
+cflags-$(CONFIG_SNI_RM)         += -Iinclude/asm-mips/mach-rm
+load-$(CONFIG_SNI_RM)           += 0xffffffff80600000
 
 #
 # Toshiba JMR-TX3927 board
@@ -695,7 +700,7 @@ ifdef CONFIG_QEMU
 all:    vmlinux.bin
 endif
 
-ifdef CONFIG_SNI_RM200_PCI
+ifdef CONFIG_SNI_RM
 all:    vmlinux.ecoff
 endif
 
diff --git a/arch/mips/configs/atlas_defconfig b/arch/mips/configs/atlas_defconfig
index 35931bedc3df..ac1891687520 100644
--- a/arch/mips/configs/atlas_defconfig
+++ b/arch/mips/configs/atlas_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_ATLAS=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/bigsur_defconfig b/arch/mips/configs/bigsur_defconfig
index ba3bf733d27d..9554257c6f3a 100644
--- a/arch/mips/configs/bigsur_defconfig
+++ b/arch/mips/configs/bigsur_defconfig
@@ -57,7 +57,7 @@ CONFIG_SIBYTE_BIGSUR=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/capcella_defconfig b/arch/mips/configs/capcella_defconfig
index e5358121d2da..49590d443712 100644
--- a/arch/mips/configs/capcella_defconfig
+++ b/arch/mips/configs/capcella_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/cobalt_defconfig b/arch/mips/configs/cobalt_defconfig
index adf1e8c98c65..0607fc239087 100644
--- a/arch/mips/configs/cobalt_defconfig
+++ b/arch/mips/configs/cobalt_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_COBALT=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/db1000_defconfig b/arch/mips/configs/db1000_defconfig
index 4fd29ffdfb8d..1a57b3375483 100644
--- a/arch/mips/configs/db1000_defconfig
+++ b/arch/mips/configs/db1000_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_DB1000=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/db1100_defconfig b/arch/mips/configs/db1100_defconfig
index 025b960ba990..0055ec41f207 100644
--- a/arch/mips/configs/db1100_defconfig
+++ b/arch/mips/configs/db1100_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_DB1100=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/db1200_defconfig b/arch/mips/configs/db1200_defconfig
index 80c9dd98f897..c41823b81be0 100644
--- a/arch/mips/configs/db1200_defconfig
+++ b/arch/mips/configs/db1200_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_DB1200=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/db1500_defconfig b/arch/mips/configs/db1500_defconfig
index 6caa90b0e176..7d6d92187880 100644
--- a/arch/mips/configs/db1500_defconfig
+++ b/arch/mips/configs/db1500_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_DB1500=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/db1550_defconfig b/arch/mips/configs/db1550_defconfig
index c6cae86c6ab7..c681c91763aa 100644
--- a/arch/mips/configs/db1550_defconfig
+++ b/arch/mips/configs/db1550_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_DB1550=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ddb5477_defconfig b/arch/mips/configs/ddb5477_defconfig
index 72f24001c99e..dd4bb0080211 100644
--- a/arch/mips/configs/ddb5477_defconfig
+++ b/arch/mips/configs/ddb5477_defconfig
@@ -59,7 +59,7 @@ CONFIG_DDB5477=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/decstation_defconfig b/arch/mips/configs/decstation_defconfig
index fe1387eb83c9..8a31ce4be12c 100644
--- a/arch/mips/configs/decstation_defconfig
+++ b/arch/mips/configs/decstation_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_DECSTATION=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/e55_defconfig b/arch/mips/configs/e55_defconfig
index 6133c28beb8c..6fa4f914f6e4 100644
--- a/arch/mips/configs/e55_defconfig
+++ b/arch/mips/configs/e55_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/emma2rh_defconfig b/arch/mips/configs/emma2rh_defconfig
index a484b7d396fc..4c9d0405a5df 100644
--- a/arch/mips/configs/emma2rh_defconfig
+++ b/arch/mips/configs/emma2rh_defconfig
@@ -59,7 +59,7 @@ CONFIG_MARKEINS=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ev64120_defconfig b/arch/mips/configs/ev64120_defconfig
index 21bfcdebf8f5..d5b49735683b 100644
--- a/arch/mips/configs/ev64120_defconfig
+++ b/arch/mips/configs/ev64120_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_EV64120=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/excite_defconfig b/arch/mips/configs/excite_defconfig
index 1a5b06cfb4d6..697140c6562f 100644
--- a/arch/mips/configs/excite_defconfig
+++ b/arch/mips/configs/excite_defconfig
@@ -60,7 +60,7 @@ CONFIG_BASLER_EXCITE=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ip22_defconfig b/arch/mips/configs/ip22_defconfig
index 21d53e0c9ee8..f9812d1e4579 100644
--- a/arch/mips/configs/ip22_defconfig
+++ b/arch/mips/configs/ip22_defconfig
@@ -59,7 +59,7 @@ CONFIG_SGI_IP22=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index e3e94c7e5ee1..96090f28373b 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -59,7 +59,7 @@ CONFIG_SGI_IP27=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig
index b4ab2bea9723..61e069a0f1aa 100644
--- a/arch/mips/configs/ip32_defconfig
+++ b/arch/mips/configs/ip32_defconfig
@@ -59,7 +59,7 @@ CONFIG_SGI_IP32=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/jaguar-atx_defconfig b/arch/mips/configs/jaguar-atx_defconfig
index 9d4d17ace123..88966666f4c6 100644
--- a/arch/mips/configs/jaguar-atx_defconfig
+++ b/arch/mips/configs/jaguar-atx_defconfig
@@ -59,7 +59,7 @@ CONFIG_MOMENCO_JAGUAR_ATX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/jazz_defconfig b/arch/mips/configs/jazz_defconfig
index 382083ebea0a..835764d834f7 100644
--- a/arch/mips/configs/jazz_defconfig
+++ b/arch/mips/configs/jazz_defconfig
@@ -57,7 +57,7 @@ CONFIG_MACH_JAZZ=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/jmr3927_defconfig b/arch/mips/configs/jmr3927_defconfig
index d03746667a96..50fd9557e646 100644
--- a/arch/mips/configs/jmr3927_defconfig
+++ b/arch/mips/configs/jmr3927_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 CONFIG_TOSHIBA_JMR3927=y
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/lasat200_defconfig b/arch/mips/configs/lasat200_defconfig
index 1db8249b4c0f..05f539f84f58 100644
--- a/arch/mips/configs/lasat200_defconfig
+++ b/arch/mips/configs/lasat200_defconfig
@@ -59,7 +59,7 @@ CONFIG_LASAT=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index 101e80347dce..96e941084c04 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -57,7 +57,7 @@ CONFIG_MIPS_MALTA=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
@@ -644,7 +644,85 @@ CONFIG_CONNECTOR=m
 #
 # Memory Technology Devices (MTD)
 #
-# CONFIG_MTD is not set
+CONFIG_MTD=y
+# CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_CONCAT is not set
+CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_REDBOOT_PARTS is not set
+# CONFIG_MTD_CMDLINE_PARTS is not set
+
+#
+# User Modules And Translation Layers
+#
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLOCK=y
+# CONFIG_FTL is not set
+# CONFIG_NFTL is not set
+# CONFIG_INFTL is not set
+# CONFIG_RFD_FTL is not set
+# CONFIG_SSFDC is not set
+
+#
+# RAM/ROM/Flash chip drivers
+#
+CONFIG_MTD_CFI=y
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_GEN_PROBE=y
+# CONFIG_MTD_CFI_ADV_OPTIONS is not set
+CONFIG_MTD_MAP_BANK_WIDTH_1=y
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+CONFIG_MTD_MAP_BANK_WIDTH_4=y
+# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
+CONFIG_MTD_CFI_I1=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+CONFIG_MTD_CFI_INTELEXT=y
+CONFIG_MTD_CFI_AMDSTD=y
+CONFIG_MTD_CFI_STAA=y
+CONFIG_MTD_CFI_UTIL=y
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_ABSENT is not set
+# CONFIG_MTD_OBSOLETE_CHIPS is not set
+
+#
+# Mapping drivers for chip access
+#
+# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_PHYSMAP_START=0x0
+CONFIG_MTD_PHYSMAP_LEN=0x0
+CONFIG_MTD_PHYSMAP_BANKWIDTH=0
+# CONFIG_MTD_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_PMC551 is not set
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_MTDRAM is not set
+# CONFIG_MTD_BLOCK2MTD is not set
+
+#
+# Disk-On-Chip Device Drivers
+#
+# CONFIG_MTD_DOC2000 is not set
+# CONFIG_MTD_DOC2001 is not set
+# CONFIG_MTD_DOC2001PLUS is not set
+
+#
+# NAND Flash Device Drivers
+#
+# CONFIG_MTD_NAND is not set
+
+#
+# OneNAND Flash Device Drivers
+#
+# CONFIG_MTD_ONENAND is not set
 
 #
 # Parallel port support
diff --git a/arch/mips/configs/mipssim_defconfig b/arch/mips/configs/mipssim_defconfig
index a3cbd23bf217..03efcfd0503b 100644
--- a/arch/mips/configs/mipssim_defconfig
+++ b/arch/mips/configs/mipssim_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_SIM=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/mpc30x_defconfig b/arch/mips/configs/mpc30x_defconfig
index 6570b47426ce..e4221aafbc4c 100644
--- a/arch/mips/configs/mpc30x_defconfig
+++ b/arch/mips/configs/mpc30x_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ocelot_3_defconfig b/arch/mips/configs/ocelot_3_defconfig
index 440d65f93a94..32b1afdd1c20 100644
--- a/arch/mips/configs/ocelot_3_defconfig
+++ b/arch/mips/configs/ocelot_3_defconfig
@@ -59,7 +59,7 @@ CONFIG_MOMENCO_OCELOT_3=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ocelot_c_defconfig b/arch/mips/configs/ocelot_c_defconfig
index c2c7ae77da3e..ebe75c1c71af 100644
--- a/arch/mips/configs/ocelot_c_defconfig
+++ b/arch/mips/configs/ocelot_c_defconfig
@@ -59,7 +59,7 @@ CONFIG_MOMENCO_OCELOT_C=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ocelot_defconfig b/arch/mips/configs/ocelot_defconfig
index 67efe270e0cc..5a9603c12902 100644
--- a/arch/mips/configs/ocelot_defconfig
+++ b/arch/mips/configs/ocelot_defconfig
@@ -59,7 +59,7 @@ CONFIG_MOMENCO_OCELOT=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/ocelot_g_defconfig b/arch/mips/configs/ocelot_g_defconfig
index a10f34de5f7e..46a942c253cf 100644
--- a/arch/mips/configs/ocelot_g_defconfig
+++ b/arch/mips/configs/ocelot_g_defconfig
@@ -59,7 +59,7 @@ CONFIG_MOMENCO_OCELOT_G=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/pb1100_defconfig b/arch/mips/configs/pb1100_defconfig
index 9e672f63a0aa..7d3c688181d5 100644
--- a/arch/mips/configs/pb1100_defconfig
+++ b/arch/mips/configs/pb1100_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_PB1100=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/pb1500_defconfig b/arch/mips/configs/pb1500_defconfig
index d0c0f4af1bff..a77805af0819 100644
--- a/arch/mips/configs/pb1500_defconfig
+++ b/arch/mips/configs/pb1500_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_PB1500=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/pb1550_defconfig b/arch/mips/configs/pb1550_defconfig
index 3db7427d1b55..8318d74d6adb 100644
--- a/arch/mips/configs/pb1550_defconfig
+++ b/arch/mips/configs/pb1550_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_PB1550=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/pnx8550-jbs_defconfig b/arch/mips/configs/pnx8550-jbs_defconfig
index 280a8001eacf..fcb8fea3052c 100644
--- a/arch/mips/configs/pnx8550-jbs_defconfig
+++ b/arch/mips/configs/pnx8550-jbs_defconfig
@@ -57,7 +57,7 @@ CONFIG_PNX8550_JBS=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/pnx8550-stb810_defconfig b/arch/mips/configs/pnx8550-stb810_defconfig
new file mode 100644
index 000000000000..f38a2c123037
--- /dev/null
+++ b/arch/mips/configs/pnx8550-stb810_defconfig
@@ -0,0 +1,1229 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.19
+# Thu Dec  7 16:35:12 2006
+#
+CONFIG_MIPS=y
+
+#
+# Machine selection
+#
+# CONFIG_MIPS_MTX1 is not set
+# CONFIG_MIPS_BOSPORUS is not set
+# CONFIG_MIPS_PB1000 is not set
+# CONFIG_MIPS_PB1100 is not set
+# CONFIG_MIPS_PB1500 is not set
+# CONFIG_MIPS_PB1550 is not set
+# CONFIG_MIPS_PB1200 is not set
+# CONFIG_MIPS_DB1000 is not set
+# CONFIG_MIPS_DB1100 is not set
+# CONFIG_MIPS_DB1500 is not set
+# CONFIG_MIPS_DB1550 is not set
+# CONFIG_MIPS_DB1200 is not set
+# CONFIG_MIPS_MIRAGE is not set
+# CONFIG_BASLER_EXCITE is not set
+# CONFIG_MIPS_COBALT is not set
+# CONFIG_MACH_DECSTATION is not set
+# CONFIG_MIPS_EV64120 is not set
+# CONFIG_MACH_JAZZ is not set
+# CONFIG_LASAT is not set
+# CONFIG_MIPS_ATLAS is not set
+# CONFIG_MIPS_MALTA is not set
+# CONFIG_MIPS_SEAD is not set
+# CONFIG_WR_PPMC is not set
+# CONFIG_MIPS_SIM is not set
+# CONFIG_MOMENCO_JAGUAR_ATX is not set
+# CONFIG_MOMENCO_OCELOT is not set
+# CONFIG_MOMENCO_OCELOT_3 is not set
+# CONFIG_MOMENCO_OCELOT_C is not set
+# CONFIG_MOMENCO_OCELOT_G is not set
+# CONFIG_MIPS_XXS1500 is not set
+# CONFIG_PNX8550_V2PCI is not set
+# CONFIG_PNX8550_JBS is not set
+CONFIG_PNX8550_STB810=y
+# CONFIG_DDB5477 is not set
+# CONFIG_MACH_VR41XX is not set
+# CONFIG_PMC_YOSEMITE is not set
+# CONFIG_QEMU is not set
+# CONFIG_MARKEINS is not set
+# CONFIG_SGI_IP22 is not set
+# CONFIG_SGI_IP27 is not set
+# CONFIG_SGI_IP32 is not set
+# CONFIG_SIBYTE_BIGSUR is not set
+# CONFIG_SIBYTE_SWARM is not set
+# CONFIG_SIBYTE_SENTOSA is not set
+# CONFIG_SIBYTE_RHONE is not set
+# CONFIG_SIBYTE_CARMEL is not set
+# CONFIG_SIBYTE_PTSWARM is not set
+# CONFIG_SIBYTE_LITTLESUR is not set
+# CONFIG_SIBYTE_CRHINE is not set
+# CONFIG_SIBYTE_CRHONE is not set
+# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_TOSHIBA_JMR3927 is not set
+# CONFIG_TOSHIBA_RBTX4927 is not set
+# CONFIG_TOSHIBA_RBTX4938 is not set
+# CONFIG_KEXEC is not set
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_GENERIC_TIME=y
+CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_DMA_NONCOHERENT=y
+CONFIG_DMA_NEED_PCI_MAP_STATE=y
+# CONFIG_CPU_BIG_ENDIAN is not set
+CONFIG_CPU_LITTLE_ENDIAN=y
+CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
+CONFIG_PNX8550=y
+CONFIG_SOC_PNX8550=y
+CONFIG_MIPS_L1_CACHE_SHIFT=5
+
+#
+# CPU selection
+#
+CONFIG_CPU_MIPS32_R1=y
+# CONFIG_CPU_MIPS32_R2 is not set
+# CONFIG_CPU_MIPS64_R1 is not set
+# CONFIG_CPU_MIPS64_R2 is not set
+# CONFIG_CPU_R3000 is not set
+# CONFIG_CPU_TX39XX is not set
+# CONFIG_CPU_VR41XX is not set
+# CONFIG_CPU_R4300 is not set
+# CONFIG_CPU_R4X00 is not set
+# CONFIG_CPU_TX49XX is not set
+# CONFIG_CPU_R5000 is not set
+# CONFIG_CPU_R5432 is not set
+# CONFIG_CPU_R6000 is not set
+# CONFIG_CPU_NEVADA is not set
+# CONFIG_CPU_R8000 is not set
+# CONFIG_CPU_R10000 is not set
+# CONFIG_CPU_RM7000 is not set
+# CONFIG_CPU_RM9000 is not set
+# CONFIG_CPU_SB1 is not set
+CONFIG_SYS_HAS_CPU_MIPS32_R1=y
+CONFIG_CPU_MIPS32=y
+CONFIG_CPU_MIPSR1=y
+CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
+CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
+
+#
+# Kernel type
+#
+CONFIG_32BIT=y
+# CONFIG_64BIT is not set
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_8KB is not set
+# CONFIG_PAGE_SIZE_16KB is not set
+# CONFIG_PAGE_SIZE_64KB is not set
+CONFIG_CPU_HAS_PREFETCH=y
+CONFIG_MIPS_MT_DISABLED=y
+# CONFIG_MIPS_MT_SMP is not set
+# CONFIG_MIPS_MT_SMTC is not set
+# CONFIG_MIPS_VPE_LOADER is not set
+# CONFIG_64BIT_PHYS_ADDR is not set
+CONFIG_CPU_HAS_LLSC=y
+CONFIG_CPU_HAS_SYNC=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_CPU_SUPPORTS_HIGHMEM=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+# CONFIG_RESOURCES_64BIT is not set
+# CONFIG_HZ_48 is not set
+# CONFIG_HZ_100 is not set
+# CONFIG_HZ_128 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_256 is not set
+# CONFIG_HZ_1000 is not set
+# CONFIG_HZ_1024 is not set
+CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_HZ=250
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+
+#
+# Code maturity level options
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+
+#
+# General setup
+#
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
+# CONFIG_POSIX_MQUEUE is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_UTS_NS is not set
+# CONFIG_AUDIT is not set
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_SYSFS_DEPRECATED=y
+# CONFIG_RELAY is not set
+CONFIG_INITRAMFS_SOURCE=""
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SYSCTL=y
+CONFIG_EMBEDDED=y
+# CONFIG_SYSCTL_SYSCALL is not set
+CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS_ALL is not set
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+# CONFIG_HOTPLUG is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SHMEM=y
+CONFIG_SLAB=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_SLOB is not set
+
+#
+# Loadable module support
+#
+CONFIG_MODULES=y
+# CONFIG_MODULE_UNLOAD is not set
+# CONFIG_MODVERSIONS is not set
+# CONFIG_MODULE_SRCVERSION_ALL is not set
+CONFIG_KMOD=y
+
+#
+# Block layer
+#
+CONFIG_BLOCK=y
+# CONFIG_LBD is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LSF is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+
+#
+# Bus options (PCI, PCMCIA, EISA, ISA, TC)
+#
+CONFIG_HW_HAS_PCI=y
+CONFIG_PCI=y
+# CONFIG_PCI_MULTITHREAD_PROBE is not set
+# CONFIG_PCI_DEBUG is not set
+CONFIG_MMU=y
+
+#
+# PCCARD (PCMCIA/CardBus) support
+#
+
+#
+# PCI Hotplug Support
+#
+
+#
+# Executable file formats
+#
+CONFIG_BINFMT_ELF=y
+# CONFIG_BINFMT_MISC is not set
+CONFIG_TRAD_SIGNALS=y
+
+#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+# CONFIG_NETDEBUG is not set
+CONFIG_PACKET=y
+# CONFIG_PACKET_MMAP is not set
+CONFIG_UNIX=y
+CONFIG_XFRM=y
+# CONFIG_XFRM_USER is not set
+# CONFIG_XFRM_SUB_POLICY is not set
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_ARPD is not set
+# CONFIG_SYN_COOKIES is not set
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_XFRM_TUNNEL is not set
+# CONFIG_INET_TUNNEL is not set
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
+# CONFIG_IPV6 is not set
+# CONFIG_INET6_XFRM_TUNNEL is not set
+# CONFIG_INET6_TUNNEL is not set
+# CONFIG_NETWORK_SECMARK is not set
+# CONFIG_NETFILTER is not set
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
+# SCTP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_SCTP is not set
+
+#
+# TIPC Configuration (EXPERIMENTAL)
+#
+# CONFIG_TIPC is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
+# CONFIG_NET_SCHED is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+# CONFIG_DEBUG_DRIVER is not set
+# CONFIG_SYS_HYPERVISOR is not set
+
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+# CONFIG_CONNECTOR is not set
+
+#
+# Memory Technology Devices (MTD)
+#
+# CONFIG_MTD is not set
+
+#
+# Parallel port support
+#
+# CONFIG_PARPORT is not set
+
+#
+# Plug and Play support
+#
+
+#
+# Block devices
+#
+# CONFIG_BLK_CPQ_DA is not set
+# CONFIG_BLK_CPQ_CISS_DA is not set
+# CONFIG_BLK_DEV_DAC960 is not set
+# CONFIG_BLK_DEV_UMEM is not set
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=y
+# CONFIG_BLK_DEV_CRYPTOLOOP is not set
+# CONFIG_BLK_DEV_NBD is not set
+# CONFIG_BLK_DEV_SX8 is not set
+# CONFIG_BLK_DEV_UB is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=8192
+CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+
+#
+# Misc devices
+#
+# CONFIG_SGI_IOC4 is not set
+# CONFIG_TIFM_CORE is not set
+
+#
+# ATA/ATAPI/MFM/RLL support
+#
+CONFIG_IDE=y
+CONFIG_IDE_MAX_HWIFS=4
+CONFIG_BLK_DEV_IDE=y
+
+#
+# Please see Documentation/ide.txt for help/info on IDE drives
+#
+# CONFIG_BLK_DEV_IDE_SATA is not set
+CONFIG_BLK_DEV_IDEDISK=y
+# CONFIG_IDEDISK_MULTI_MODE is not set
+CONFIG_BLK_DEV_IDECD=m
+# CONFIG_BLK_DEV_IDETAPE is not set
+# CONFIG_BLK_DEV_IDEFLOPPY is not set
+CONFIG_BLK_DEV_IDESCSI=y
+# CONFIG_IDE_TASK_IOCTL is not set
+
+#
+# IDE chipset support/bugfixes
+#
+CONFIG_IDE_GENERIC=y
+CONFIG_BLK_DEV_IDEPCI=y
+CONFIG_IDEPCI_SHARE_IRQ=y
+CONFIG_BLK_DEV_OFFBOARD=y
+CONFIG_BLK_DEV_GENERIC=y
+# CONFIG_BLK_DEV_OPTI621 is not set
+CONFIG_BLK_DEV_IDEDMA_PCI=y
+# CONFIG_BLK_DEV_IDEDMA_FORCED is not set
+# CONFIG_IDEDMA_PCI_AUTO is not set
+# CONFIG_BLK_DEV_AEC62XX is not set
+# CONFIG_BLK_DEV_ALI15X3 is not set
+# CONFIG_BLK_DEV_AMD74XX is not set
+# CONFIG_BLK_DEV_CMD64X is not set
+# CONFIG_BLK_DEV_TRIFLEX is not set
+# CONFIG_BLK_DEV_CY82C693 is not set
+# CONFIG_BLK_DEV_CS5520 is not set
+# CONFIG_BLK_DEV_CS5530 is not set
+# CONFIG_BLK_DEV_HPT34X is not set
+CONFIG_BLK_DEV_HPT366=y
+# CONFIG_BLK_DEV_JMICRON is not set
+# CONFIG_BLK_DEV_SC1200 is not set
+# CONFIG_BLK_DEV_PIIX is not set
+# CONFIG_BLK_DEV_IT821X is not set
+# CONFIG_BLK_DEV_NS87415 is not set
+# CONFIG_BLK_DEV_PDC202XX_OLD is not set
+# CONFIG_BLK_DEV_PDC202XX_NEW is not set
+# CONFIG_BLK_DEV_SVWKS is not set
+# CONFIG_BLK_DEV_SIIMAGE is not set
+# CONFIG_BLK_DEV_SLC90E66 is not set
+# CONFIG_BLK_DEV_TRM290 is not set
+# CONFIG_BLK_DEV_VIA82CXXX is not set
+# CONFIG_IDE_ARM is not set
+CONFIG_BLK_DEV_IDEDMA=y
+# CONFIG_IDEDMA_IVB is not set
+# CONFIG_IDEDMA_AUTO is not set
+# CONFIG_BLK_DEV_HD is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+CONFIG_SCSI=y
+# CONFIG_SCSI_NETLINK is not set
+CONFIG_SCSI_PROC_FS=y
+
+#
+# SCSI support type (disk, tape, CD-ROM)
+#
+CONFIG_BLK_DEV_SD=y
+# CONFIG_CHR_DEV_ST is not set
+# CONFIG_CHR_DEV_OSST is not set
+# CONFIG_BLK_DEV_SR is not set
+# CONFIG_CHR_DEV_SG is not set
+# CONFIG_CHR_DEV_SCH is not set
+
+#
+# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
+#
+# CONFIG_SCSI_MULTI_LUN is not set
+CONFIG_SCSI_CONSTANTS=y
+# CONFIG_SCSI_LOGGING is not set
+
+#
+# SCSI Transports
+#
+# CONFIG_SCSI_SPI_ATTRS is not set
+# CONFIG_SCSI_FC_ATTRS is not set
+CONFIG_SCSI_ISCSI_ATTRS=m
+# CONFIG_SCSI_SAS_ATTRS is not set
+# CONFIG_SCSI_SAS_LIBSAS is not set
+
+#
+# SCSI low-level drivers
+#
+CONFIG_ISCSI_TCP=m
+# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
+# CONFIG_SCSI_3W_9XXX is not set
+# CONFIG_SCSI_ACARD is not set
+# CONFIG_SCSI_AACRAID is not set
+# CONFIG_SCSI_AIC7XXX is not set
+# CONFIG_SCSI_AIC7XXX_OLD is not set
+# CONFIG_SCSI_AIC79XX is not set
+# CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_DPT_I2O is not set
+# CONFIG_SCSI_ARCMSR is not set
+# CONFIG_MEGARAID_NEWGEN is not set
+# CONFIG_MEGARAID_LEGACY is not set
+# CONFIG_MEGARAID_SAS is not set
+# CONFIG_SCSI_HPTIOP is not set
+# CONFIG_SCSI_DMX3191D is not set
+# CONFIG_SCSI_FUTURE_DOMAIN is not set
+# CONFIG_SCSI_IPS is not set
+# CONFIG_SCSI_INITIO is not set
+# CONFIG_SCSI_INIA100 is not set
+# CONFIG_SCSI_STEX is not set
+# CONFIG_SCSI_SYM53C8XX_2 is not set
+# CONFIG_SCSI_QLOGIC_1280 is not set
+# CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
+# CONFIG_SCSI_LPFC is not set
+# CONFIG_SCSI_DC395x is not set
+# CONFIG_SCSI_DC390T is not set
+# CONFIG_SCSI_NSP32 is not set
+# CONFIG_SCSI_DEBUG is not set
+
+#
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
+
+#
+# Multi-device support (RAID and LVM)
+#
+# CONFIG_MD is not set
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+# CONFIG_FUSION_SPI is not set
+# CONFIG_FUSION_FC is not set
+# CONFIG_FUSION_SAS is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+# CONFIG_IEEE1394 is not set
+
+#
+# I2O device support
+#
+# CONFIG_I2O is not set
+
+#
+# Network device support
+#
+CONFIG_NETDEVICES=y
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+
+#
+# ARCnet devices
+#
+# CONFIG_ARCNET is not set
+
+#
+# PHY device support
+#
+# CONFIG_PHYLIB is not set
+
+#
+# Ethernet (10 or 100Mbit)
+#
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+# CONFIG_HAPPYMEAL is not set
+# CONFIG_SUNGEM is not set
+# CONFIG_CASSINI is not set
+# CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_DM9000 is not set
+
+#
+# Tulip family network device support
+#
+# CONFIG_NET_TULIP is not set
+# CONFIG_HP100 is not set
+CONFIG_NET_PCI=y
+# CONFIG_PCNET32 is not set
+# CONFIG_AMD8111_ETH is not set
+# CONFIG_ADAPTEC_STARFIRE is not set
+# CONFIG_B44 is not set
+# CONFIG_FORCEDETH is not set
+# CONFIG_DGRS is not set
+# CONFIG_EEPRO100 is not set
+# CONFIG_E100 is not set
+# CONFIG_FEALNX is not set
+CONFIG_NATSEMI=y
+# CONFIG_NE2K_PCI is not set
+# CONFIG_8139CP is not set
+# CONFIG_8139TOO is not set
+# CONFIG_SIS900 is not set
+# CONFIG_EPIC100 is not set
+# CONFIG_SUNDANCE is not set
+# CONFIG_TLAN is not set
+# CONFIG_VIA_RHINE is not set
+
+#
+# Ethernet (1000 Mbit)
+#
+# CONFIG_ACENIC is not set
+# CONFIG_DL2K is not set
+# CONFIG_E1000 is not set
+# CONFIG_NS83820 is not set
+# CONFIG_HAMACHI is not set
+# CONFIG_YELLOWFIN is not set
+# CONFIG_R8169 is not set
+# CONFIG_SIS190 is not set
+# CONFIG_SKGE is not set
+# CONFIG_SKY2 is not set
+# CONFIG_SK98LIN is not set
+# CONFIG_VIA_VELOCITY is not set
+# CONFIG_TIGON3 is not set
+# CONFIG_BNX2 is not set
+# CONFIG_QLA3XXX is not set
+
+#
+# Ethernet (10000 Mbit)
+#
+# CONFIG_CHELSIO_T1 is not set
+# CONFIG_IXGB is not set
+# CONFIG_S2IO is not set
+# CONFIG_MYRI10GE is not set
+# CONFIG_NETXEN_NIC is not set
+
+#
+# Token Ring devices
+#
+# CONFIG_TR is not set
+
+#
+# Wireless LAN (non-hamradio)
+#
+# CONFIG_NET_RADIO is not set
+
+#
+# Wan interfaces
+#
+# CONFIG_WAN is not set
+# CONFIG_FDDI is not set
+# CONFIG_HIPPI is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_NET_FC is not set
+# CONFIG_SHAPER is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+
+#
+# ISDN subsystem
+#
+# CONFIG_ISDN is not set
+
+#
+# Telephony Support
+#
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+CONFIG_SERIO=y
+# CONFIG_SERIO_I8042 is not set
+# CONFIG_SERIO_SERPORT is not set
+# CONFIG_SERIO_PCIPS2 is not set
+CONFIG_SERIO_LIBPS2=y
+# CONFIG_SERIO_RAW is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+# CONFIG_SERIAL_8250 is not set
+
+#
+# Non-8250 serial port support
+#
+# CONFIG_SERIAL_PNX8XXX is not set
+# CONFIG_SERIAL_JSM is not set
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+
+#
+# IPMI
+#
+# CONFIG_IPMI_HANDLER is not set
+
+#
+# Watchdog Cards
+#
+# CONFIG_WATCHDOG is not set
+CONFIG_HW_RANDOM=y
+# CONFIG_RTC is not set
+# CONFIG_GEN_RTC is not set
+# CONFIG_DTLK is not set
+# CONFIG_R3964 is not set
+# CONFIG_APPLICOM is not set
+# CONFIG_DRM is not set
+# CONFIG_RAW_DRIVER is not set
+
+#
+# TPM devices
+#
+# CONFIG_TCG_TPM is not set
+
+#
+# I2C support
+#
+# CONFIG_I2C is not set
+
+#
+# SPI support
+#
+# CONFIG_SPI is not set
+# CONFIG_SPI_MASTER is not set
+
+#
+# Dallas's 1-wire bus
+#
+# CONFIG_W1 is not set
+
+#
+# Hardware Monitoring support
+#
+CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
+# CONFIG_SENSORS_ABITUGURU is not set
+# CONFIG_SENSORS_F71805F is not set
+# CONFIG_SENSORS_VT1211 is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+
+#
+# Digital Video Broadcasting Devices
+#
+# CONFIG_DVB is not set
+# CONFIG_USB_DABUSB is not set
+
+#
+# Graphics support
+#
+CONFIG_FIRMWARE_EDID=y
+# CONFIG_FB is not set
+
+#
+# Console display driver support
+#
+# CONFIG_VGA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+
+#
+# USB support
+#
+CONFIG_USB_ARCH_HAS_HCD=y
+CONFIG_USB_ARCH_HAS_OHCI=y
+CONFIG_USB_ARCH_HAS_EHCI=y
+CONFIG_USB=y
+# CONFIG_USB_DEBUG is not set
+
+#
+# Miscellaneous USB options
+#
+# CONFIG_USB_DEVICEFS is not set
+# CONFIG_USB_BANDWIDTH is not set
+# CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_MULTITHREAD_PROBE is not set
+# CONFIG_USB_OTG is not set
+
+#
+# USB Host Controller Drivers
+#
+# CONFIG_USB_EHCI_HCD is not set
+# CONFIG_USB_ISP116X_HCD is not set
+CONFIG_USB_OHCI_HCD=y
+# CONFIG_USB_OHCI_BIG_ENDIAN is not set
+CONFIG_USB_OHCI_LITTLE_ENDIAN=y
+# CONFIG_USB_UHCI_HCD is not set
+# CONFIG_USB_SL811_HCD is not set
+
+#
+# USB Device Class drivers
+#
+# CONFIG_USB_ACM is not set
+# CONFIG_USB_PRINTER is not set
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# may also be needed; see USB_STORAGE Help for more information
+#
+CONFIG_USB_STORAGE=y
+# CONFIG_USB_STORAGE_DEBUG is not set
+CONFIG_USB_STORAGE_DATAFAB=y
+CONFIG_USB_STORAGE_FREECOM=y
+CONFIG_USB_STORAGE_ISD200=y
+CONFIG_USB_STORAGE_DPCM=y
+CONFIG_USB_STORAGE_USBAT=y
+CONFIG_USB_STORAGE_SDDR09=y
+CONFIG_USB_STORAGE_SDDR55=y
+CONFIG_USB_STORAGE_JUMPSHOT=y
+# CONFIG_USB_STORAGE_ALAUDA is not set
+# CONFIG_USB_STORAGE_KARMA is not set
+# CONFIG_USB_LIBUSUAL is not set
+
+#
+# USB Input Devices
+#
+# CONFIG_USB_HID is not set
+
+#
+# USB HID Boot Protocol drivers
+#
+# CONFIG_USB_KBD is not set
+# CONFIG_USB_MOUSE is not set
+# CONFIG_USB_AIPTEK is not set
+# CONFIG_USB_WACOM is not set
+# CONFIG_USB_ACECAD is not set
+# CONFIG_USB_KBTAB is not set
+# CONFIG_USB_POWERMATE is not set
+# CONFIG_USB_TOUCHSCREEN is not set
+# CONFIG_USB_YEALINK is not set
+# CONFIG_USB_XPAD is not set
+# CONFIG_USB_ATI_REMOTE is not set
+# CONFIG_USB_ATI_REMOTE2 is not set
+# CONFIG_USB_KEYSPAN_REMOTE is not set
+# CONFIG_USB_APPLETOUCH is not set
+
+#
+# USB Imaging devices
+#
+# CONFIG_USB_MDC800 is not set
+# CONFIG_USB_MICROTEK is not set
+
+#
+# USB Network Adapters
+#
+# CONFIG_USB_CATC is not set
+# CONFIG_USB_KAWETH is not set
+# CONFIG_USB_PEGASUS is not set
+# CONFIG_USB_RTL8150 is not set
+# CONFIG_USB_USBNET_MII is not set
+# CONFIG_USB_USBNET is not set
+CONFIG_USB_MON=y
+
+#
+# USB port drivers
+#
+
+#
+# USB Serial Converter support
+#
+# CONFIG_USB_SERIAL is not set
+
+#
+# USB Miscellaneous drivers
+#
+# CONFIG_USB_EMI62 is not set
+# CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
+# CONFIG_USB_AUERSWALD is not set
+# CONFIG_USB_RIO500 is not set
+# CONFIG_USB_LEGOTOWER is not set
+# CONFIG_USB_LCD is not set
+# CONFIG_USB_LED is not set
+# CONFIG_USB_CYPRESS_CY7C63 is not set
+# CONFIG_USB_CYTHERM is not set
+# CONFIG_USB_PHIDGET is not set
+# CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
+# CONFIG_USB_APPLEDISPLAY is not set
+# CONFIG_USB_LD is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
+
+#
+# USB DSL modem support
+#
+
+#
+# USB Gadget Support
+#
+# CONFIG_USB_GADGET is not set
+
+#
+# MMC/SD Card support
+#
+# CONFIG_MMC is not set
+
+#
+# LED devices
+#
+# CONFIG_NEW_LEDS is not set
+
+#
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
+# InfiniBand support
+#
+# CONFIG_INFINIBAND is not set
+
+#
+# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
+#
+
+#
+# Real Time Clock
+#
+# CONFIG_RTC_CLASS is not set
+
+#
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=y
+# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
+# CONFIG_EXT3_FS is not set
+# CONFIG_EXT4DEV_FS is not set
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+# CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_ROMFS_FS is not set
+CONFIG_INOTIFY=y
+CONFIG_INOTIFY_USER=y
+# CONFIG_QUOTA is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+CONFIG_FAT_FS=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_CODEPAGE=437
+CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+# CONFIG_PROC_KCORE is not set
+CONFIG_PROC_SYSCTL=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
+# CONFIG_HUGETLB_PAGE is not set
+CONFIG_RAMFS=y
+# CONFIG_CONFIGFS_FS is not set
+
+#
+# Miscellaneous filesystems
+#
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+
+#
+# Network File Systems
+#
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+# CONFIG_NFS_V3_ACL is not set
+# CONFIG_NFS_V4 is not set
+# CONFIG_NFS_DIRECTIO is not set
+CONFIG_NFSD=m
+# CONFIG_NFSD_V3 is not set
+# CONFIG_NFSD_TCP is not set
+CONFIG_ROOT_NFS=y
+CONFIG_LOCKD=y
+CONFIG_LOCKD_V4=y
+CONFIG_EXPORTFS=m
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+# CONFIG_RPCSEC_GSS_KRB5 is not set
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+# CONFIG_9P_FS is not set
+
+#
+# Partition Types
+#
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_MSDOS_PARTITION=y
+
+#
+# Native Language Support
+#
+CONFIG_NLS=y
+CONFIG_NLS_DEFAULT="iso8859-1"
+# CONFIG_NLS_CODEPAGE_437 is not set
+# CONFIG_NLS_CODEPAGE_737 is not set
+# CONFIG_NLS_CODEPAGE_775 is not set
+# CONFIG_NLS_CODEPAGE_850 is not set
+# CONFIG_NLS_CODEPAGE_852 is not set
+# CONFIG_NLS_CODEPAGE_855 is not set
+# CONFIG_NLS_CODEPAGE_857 is not set
+# CONFIG_NLS_CODEPAGE_860 is not set
+# CONFIG_NLS_CODEPAGE_861 is not set
+# CONFIG_NLS_CODEPAGE_862 is not set
+# CONFIG_NLS_CODEPAGE_863 is not set
+# CONFIG_NLS_CODEPAGE_864 is not set
+# CONFIG_NLS_CODEPAGE_865 is not set
+# CONFIG_NLS_CODEPAGE_866 is not set
+# CONFIG_NLS_CODEPAGE_869 is not set
+# CONFIG_NLS_CODEPAGE_936 is not set
+# CONFIG_NLS_CODEPAGE_950 is not set
+# CONFIG_NLS_CODEPAGE_932 is not set
+# CONFIG_NLS_CODEPAGE_949 is not set
+# CONFIG_NLS_CODEPAGE_874 is not set
+# CONFIG_NLS_ISO8859_8 is not set
+# CONFIG_NLS_CODEPAGE_1250 is not set
+# CONFIG_NLS_CODEPAGE_1251 is not set
+# CONFIG_NLS_ASCII is not set
+# CONFIG_NLS_ISO8859_1 is not set
+# CONFIG_NLS_ISO8859_2 is not set
+# CONFIG_NLS_ISO8859_3 is not set
+# CONFIG_NLS_ISO8859_4 is not set
+# CONFIG_NLS_ISO8859_5 is not set
+# CONFIG_NLS_ISO8859_6 is not set
+# CONFIG_NLS_ISO8859_7 is not set
+# CONFIG_NLS_ISO8859_9 is not set
+# CONFIG_NLS_ISO8859_13 is not set
+# CONFIG_NLS_ISO8859_14 is not set
+# CONFIG_NLS_ISO8859_15 is not set
+# CONFIG_NLS_KOI8_R is not set
+# CONFIG_NLS_KOI8_U is not set
+# CONFIG_NLS_UTF8 is not set
+
+#
+# Profiling support
+#
+# CONFIG_PROFILING is not set
+
+#
+# Kernel hacking
+#
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+# CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
+CONFIG_DEBUG_KERNEL=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_SCHEDSTATS is not set
+CONFIG_DEBUG_SLAB=y
+# CONFIG_DEBUG_SLAB_LEAK is not set
+# CONFIG_DEBUG_RT_MUTEXES is not set
+# CONFIG_RT_MUTEX_TESTER is not set
+# CONFIG_DEBUG_SPINLOCK is not set
+# CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_RWSEMS is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+# CONFIG_DEBUG_KOBJECT is not set
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
+CONFIG_FORCED_INLINING=y
+CONFIG_HEADERS_CHECK=y
+# CONFIG_RCU_TORTURE_TEST is not set
+CONFIG_CROSSCOMPILE=y
+CONFIG_CMDLINE="console=ttyS1,38400n8 kgdb=ttyS0 root=/dev/nfs ip=bootp"
+# CONFIG_DEBUG_STACK_USAGE is not set
+# CONFIG_KGDB is not set
+# CONFIG_RUNTIME_DEBUG is not set
+# CONFIG_MIPS_UNCACHED is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+
+#
+# Cryptographic options
+#
+CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=m
+CONFIG_CRYPTO_BLKCIPHER=m
+CONFIG_CRYPTO_MANAGER=m
+# CONFIG_CRYPTO_HMAC is not set
+# CONFIG_CRYPTO_NULL is not set
+# CONFIG_CRYPTO_MD4 is not set
+CONFIG_CRYPTO_MD5=m
+# CONFIG_CRYPTO_SHA1 is not set
+# CONFIG_CRYPTO_SHA256 is not set
+# CONFIG_CRYPTO_SHA512 is not set
+# CONFIG_CRYPTO_WP512 is not set
+# CONFIG_CRYPTO_TGR192 is not set
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=m
+# CONFIG_CRYPTO_DES is not set
+# CONFIG_CRYPTO_BLOWFISH is not set
+# CONFIG_CRYPTO_TWOFISH is not set
+# CONFIG_CRYPTO_SERPENT is not set
+# CONFIG_CRYPTO_AES is not set
+# CONFIG_CRYPTO_CAST5 is not set
+# CONFIG_CRYPTO_CAST6 is not set
+# CONFIG_CRYPTO_TEA is not set
+# CONFIG_CRYPTO_ARC4 is not set
+# CONFIG_CRYPTO_KHAZAD is not set
+# CONFIG_CRYPTO_ANUBIS is not set
+# CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_MICHAEL_MIC is not set
+CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_TEST is not set
+
+#
+# Hardware crypto devices
+#
+
+#
+# Library routines
+#
+CONFIG_CRC_CCITT=m
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+CONFIG_LIBCRC32C=m
+CONFIG_PLIST=y
diff --git a/arch/mips/configs/pnx8550-v2pci_defconfig b/arch/mips/configs/pnx8550-v2pci_defconfig
index 64b9fbf44a64..5bc3248e50e4 100644
--- a/arch/mips/configs/pnx8550-v2pci_defconfig
+++ b/arch/mips/configs/pnx8550-v2pci_defconfig
@@ -57,7 +57,7 @@ CONFIG_PNX8550_V2PCI=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/qemu_defconfig b/arch/mips/configs/qemu_defconfig
index 9b0dab822bd0..aa61f0f030a5 100644
--- a/arch/mips/configs/qemu_defconfig
+++ b/arch/mips/configs/qemu_defconfig
@@ -59,7 +59,7 @@ CONFIG_QEMU=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/rbhma4500_defconfig b/arch/mips/configs/rbhma4500_defconfig
index dd0296036026..f9e8f41d17f2 100644
--- a/arch/mips/configs/rbhma4500_defconfig
+++ b/arch/mips/configs/rbhma4500_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 CONFIG_TOSHIBA_RBTX4938=y
diff --git a/arch/mips/configs/rm200_defconfig b/arch/mips/configs/rm200_defconfig
index d8a498d64d62..496aa67b9f82 100644
--- a/arch/mips/configs/rm200_defconfig
+++ b/arch/mips/configs/rm200_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-CONFIG_SNI_RM200_PCI=y
+CONFIG_SNI_RM=y
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/sb1250-swarm_defconfig b/arch/mips/configs/sb1250-swarm_defconfig
index 805a4fe450f5..e33c17200b39 100644
--- a/arch/mips/configs/sb1250-swarm_defconfig
+++ b/arch/mips/configs/sb1250-swarm_defconfig
@@ -59,7 +59,7 @@ CONFIG_SIBYTE_SWARM=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/sead_defconfig b/arch/mips/configs/sead_defconfig
index 6fcb656d8d87..83fb932f9d4b 100644
--- a/arch/mips/configs/sead_defconfig
+++ b/arch/mips/configs/sead_defconfig
@@ -59,7 +59,7 @@ CONFIG_MIPS_SEAD=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/tb0226_defconfig b/arch/mips/configs/tb0226_defconfig
index dc312f19ada7..e9d4eae45bfa 100644
--- a/arch/mips/configs/tb0226_defconfig
+++ b/arch/mips/configs/tb0226_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/tb0229_defconfig b/arch/mips/configs/tb0229_defconfig
index 85615d99b01a..c19597fb0c32 100644
--- a/arch/mips/configs/tb0229_defconfig
+++ b/arch/mips/configs/tb0229_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/tb0287_defconfig b/arch/mips/configs/tb0287_defconfig
index f7e8194809a1..97d94f96990f 100644
--- a/arch/mips/configs/tb0287_defconfig
+++ b/arch/mips/configs/tb0287_defconfig
@@ -57,7 +57,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/workpad_defconfig b/arch/mips/configs/workpad_defconfig
index 863f6a7cadfd..553734a47b62 100644
--- a/arch/mips/configs/workpad_defconfig
+++ b/arch/mips/configs/workpad_defconfig
@@ -59,7 +59,7 @@ CONFIG_MACH_VR41XX=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/wrppmc_defconfig b/arch/mips/configs/wrppmc_defconfig
index c10267d61cc9..d3dfb702bb7c 100644
--- a/arch/mips/configs/wrppmc_defconfig
+++ b/arch/mips/configs/wrppmc_defconfig
@@ -59,7 +59,7 @@ CONFIG_WR_PPMC=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/configs/yosemite_defconfig b/arch/mips/configs/yosemite_defconfig
index 4d3c1329f3cf..b9f74d6745ee 100644
--- a/arch/mips/configs/yosemite_defconfig
+++ b/arch/mips/configs/yosemite_defconfig
@@ -59,7 +59,7 @@ CONFIG_PMC_YOSEMITE=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/defconfig b/arch/mips/defconfig
index 21d53e0c9ee8..f9812d1e4579 100644
--- a/arch/mips/defconfig
+++ b/arch/mips/defconfig
@@ -59,7 +59,7 @@ CONFIG_SGI_IP22=y
 # CONFIG_SIBYTE_LITTLESUR is not set
 # CONFIG_SIBYTE_CRHINE is not set
 # CONFIG_SIBYTE_CRHONE is not set
-# CONFIG_SNI_RM200_PCI is not set
+# CONFIG_SNI_RM is not set
 # CONFIG_TOSHIBA_JMR3927 is not set
 # CONFIG_TOSHIBA_RBTX4927 is not set
 # CONFIG_TOSHIBA_RBTX4938 is not set
diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S
index a2e095adaa3f..9a7811d13db2 100644
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -138,7 +138,7 @@
 EXPORT(stext)                                   # used for profiling
 EXPORT(_stext)
 
-#if defined(CONFIG_QEMU) || defined(CONFIG_MIPS_SIM)
+#ifdef CONFIG_MIPS_SIM
         /*
          * Give us a fighting chance of running if execution beings at the
          * kernel load address.  This is needed because this platform does
diff --git a/arch/mips/kernel/irixelf.c b/arch/mips/kernel/irixelf.c
index 1bbefbf43373..37cad5de515c 100644
--- a/arch/mips/kernel/irixelf.c
+++ b/arch/mips/kernel/irixelf.c
@@ -1145,7 +1145,7 @@ static int irix_core_dump(long signr, struct pt_regs * regs, struct file *file)
         psinfo.pr_pid = prstatus.pr_pid = current->pid;
         psinfo.pr_ppid = prstatus.pr_ppid = current->parent->pid;
         psinfo.pr_pgrp = prstatus.pr_pgrp = process_group(current);
-        psinfo.pr_sid = prstatus.pr_sid = current->signal->session;
+        psinfo.pr_sid = prstatus.pr_sid = process_session(current);
         if (current->pid == current->tgid) {
                 /*
                  * This is the record for the group leader.  Add in the
diff --git a/arch/mips/kernel/kspd.c b/arch/mips/kernel/kspd.c
index 2c82412b9efe..5929f883e46b 100644
--- a/arch/mips/kernel/kspd.c
+++ b/arch/mips/kernel/kspd.c
@@ -301,7 +301,7 @@ static void sp_cleanup(void)
         for (;;) {
                 unsigned long set;
                 i = j * __NFDBITS;
-                if (i >= fdt->max_fdset || i >= fdt->max_fds)
+                if (i >= fdt->max_fds)
                         break;
                 set = fdt->open_fds->fds_bits[j++];
                 while (set) {
diff --git a/arch/mips/kernel/reset.c b/arch/mips/kernel/reset.c
index 621037db2290..060563a712b6 100644
--- a/arch/mips/kernel/reset.c
+++ b/arch/mips/kernel/reset.c
@@ -23,6 +23,8 @@ void (*_machine_restart)(char *command);
 void (*_machine_halt)(void);
 void (*pm_power_off)(void);
 
+EXPORT_SYMBOL(pm_power_off);
+
 void machine_restart(char *command)
 {
         if (_machine_restart)
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c
index 8c8c8324f775..5a99e3e0c96d 100644
--- a/arch/mips/kernel/rtlx.c
+++ b/arch/mips/kernel/rtlx.c
@@ -415,7 +415,7 @@ static unsigned int file_poll(struct file *file, poll_table * wait)
         int minor;
         unsigned int mask = 0;
 
-        minor = iminor(file->f_dentry->d_inode);
+        minor = iminor(file->f_path.dentry->d_inode);
 
         poll_wait(file, &channel_wqs[minor].rt_queue, wait);
         poll_wait(file, &channel_wqs[minor].lx_queue, wait);
@@ -437,7 +437,7 @@ static unsigned int file_poll(struct file *file, poll_table * wait)
 static ssize_t file_read(struct file *file, char __user * buffer, size_t count,
                          loff_t * ppos)
 {
-        int minor = iminor(file->f_dentry->d_inode);
+        int minor = iminor(file->f_path.dentry->d_inode);
 
         /* data available? */
         if (!rtlx_read_poll(minor, (file->f_flags & O_NONBLOCK) ? 0 : 1)) {
@@ -454,7 +454,7 @@ static ssize_t file_write(struct file *file, const char __user * buffer,
         struct rtlx_channel *rt;
         DECLARE_WAITQUEUE(wait, current);
 
-        minor = iminor(file->f_dentry->d_inode);
+        minor = iminor(file->f_path.dentry->d_inode);
         rt = &rtlx->channel[minor];
 
         /* any space left... */
diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c
index 93c74fefff76..6c2406a93f2b 100644
--- a/arch/mips/kernel/sysirix.c
+++ b/arch/mips/kernel/sysirix.c
@@ -732,7 +732,7 @@ asmlinkage int irix_fstatfs(unsigned int fd, struct irix_statfs __user *buf)
                 goto out;
         }
 
-        error = vfs_statfs(file->f_dentry, &kbuf);
+        error = vfs_statfs(file->f_path.dentry, &kbuf);
         if (error)
                 goto out_f;
 
@@ -1041,7 +1041,7 @@ asmlinkage unsigned long irix_mmap32(unsigned long addr, size_t len, int prot,
                         unsigned long old_pos;
                         long max_size = offset + len;
 
-                        if (max_size > file->f_dentry->d_inode->i_size) {
+                        if (max_size > file->f_path.dentry->d_inode->i_size) {
                                 old_pos = sys_lseek (fd, max_size - 1, 0);
                                 sys_write (fd, (void __user *) "", 1);
                                 sys_lseek (fd, old_pos, 0);
@@ -1406,7 +1406,7 @@ asmlinkage int irix_fstatvfs(int fd, struct irix_statvfs __user *buf)
                 error = -EBADF;
                 goto out;
         }
-        error = vfs_statfs(file->f_dentry, &kbuf);
+        error = vfs_statfs(file->f_path.dentry, &kbuf);
         if (error)
                 goto out_f;
 
@@ -1526,7 +1526,7 @@ asmlinkage int irix_mmap64(struct pt_regs *regs)
                         unsigned long old_pos;
                         long max_size = off2 + len;
 
-                        if (max_size > file->f_dentry->d_inode->i_size) {
+                        if (max_size > file->f_path.dentry->d_inode->i_size) {
                                 old_pos = sys_lseek (fd, max_size - 1, 0);
                                 sys_write (fd, (void __user *) "", 1);
                                 sys_lseek (fd, old_pos, 0);
@@ -1658,7 +1658,7 @@ asmlinkage int irix_fstatvfs64(int fd, struct irix_statvfs __user *buf)
                 error = -EBADF;
                 goto out;
         }
-        error = vfs_statfs(file->f_dentry, &kbuf);
+        error = vfs_statfs(file->f_path.dentry, &kbuf);
         if (error)
                 goto out_f;
 
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index 79f0317d84ac..cecff24cc972 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -112,6 +112,7 @@ SECTIONS
     /* .exit.text is discarded at runtime, not link time, to deal with
      references from .rodata */
   .exit.text : { *(.exit.text) }
+  .exit.data : { *(.exit.data) }
   . = ALIGN(_PAGE_SIZE);
   __initramfs_start = .;
   .init.ramfs : { *(.init.ramfs) }
@@ -139,7 +140,6 @@ SECTIONS
 
   /* Sections to be discarded */
   /DISCARD/ : {
-        *(.exit.data)
         *(.exitcall.exit)
 
         /* ABI crap starts here */
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index 51ddd2166898..666bef484dcb 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -1179,7 +1179,7 @@ static ssize_t vpe_write(struct file *file, const char __user * buffer,
         size_t ret = count;
         struct vpe *v;
 
-        minor = iminor(file->f_dentry->d_inode);
+        minor = iminor(file->f_path.dentry->d_inode);
         if ((v = get_vpe(minor)) == NULL)
                 return -ENODEV;
 
diff --git a/arch/mips/lasat/sysctl.c b/arch/mips/lasat/sysctl.c
index 6dd7ae1b7c25..12878359f2c8 100644
--- a/arch/mips/lasat/sysctl.c
+++ b/arch/mips/lasat/sysctl.c
@@ -40,12 +40,12 @@ static DEFINE_MUTEX(lasat_info_mutex);
 /* Strategy function to write EEPROM after changing string entry */
 int sysctl_lasatstring(ctl_table *table, int *name, int nlen,
                 void *oldval, size_t *oldlenp,
-                void *newval, size_t newlen, void **context)
+                void *newval, size_t newlen)
 {
         int r;
         mutex_lock(&lasat_info_mutex);
         r = sysctl_string(table, name,
-                          nlen, oldval, oldlenp, newval, newlen, context);
+                          nlen, oldval, oldlenp, newval, newlen);
         if (r < 0) {
                 mutex_unlock(&lasat_info_mutex);
                 return r;
@@ -119,11 +119,11 @@ int proc_dolasatrtc(ctl_table *table, int write, struct file *filp,
 /* Sysctl for setting the IP addresses */
 int sysctl_lasat_intvec(ctl_table *table, int *name, int nlen,
                     void *oldval, size_t *oldlenp,
-                    void *newval, size_t newlen, void **context)
+                    void *newval, size_t newlen)
 {
         int r;
         mutex_lock(&lasat_info_mutex);
-        r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
+        r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
         if (r < 0) {
                 mutex_unlock(&lasat_info_mutex);
                 return r;
@@ -139,14 +139,14 @@ int sysctl_lasat_intvec(ctl_table *table, int *name, int nlen,
 /* Same for RTC */
 int sysctl_lasat_rtc(ctl_table *table, int *name, int nlen,
                     void *oldval, size_t *oldlenp,
-                    void *newval, size_t newlen, void **context)
+                    void *newval, size_t newlen)
 {
         int r;
         mutex_lock(&lasat_info_mutex);
         rtctmp = ds1603_read();
         if (rtctmp < 0)
                 rtctmp = 0;
-        r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
+        r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
         if (r < 0) {
                 mutex_unlock(&lasat_info_mutex);
                 return r;
@@ -251,13 +251,12 @@ int proc_lasat_ip(ctl_table *table, int write, struct file *filp,
 
 static int sysctl_lasat_eeprom_value(ctl_table *table, int *name, int nlen,
                                      void *oldval, size_t *oldlenp,
-                                     void *newval, size_t newlen,
-                                     void **context)
+                                     void *newval, size_t newlen)
 {
         int r;
 
         mutex_lock(&lasat_info_mutex);
-        r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen, context);
+        r = sysctl_intvec(table, name, nlen, oldval, oldlenp, newval, newlen);
         if (r < 0) {
                 mutex_unlock(&lasat_info_mutex);
                 return r;
@@ -286,11 +285,11 @@ int proc_lasat_eeprom_value(ctl_table *table, int write, struct file *filp,
                 mutex_unlock(&lasat_info_mutex);
                 return r;
         }
-        if (filp && filp->f_dentry)
+        if (filp && filp->f_path.dentry)
         {
-                if (!strcmp(filp->f_dentry->d_name.name, "prid"))
+                if (!strcmp(filp->f_path.dentry->d_name.name, "prid"))
                         lasat_board_info.li_eeprom_info.prid = lasat_board_info.li_prid;
-                if (!strcmp(filp->f_dentry->d_name.name, "debugaccess"))
+                if (!strcmp(filp->f_path.dentry->d_name.name, "debugaccess"))
                         lasat_board_info.li_eeprom_info.debugaccess = lasat_board_info.li_debugaccess;
         }
         lasat_write_eeprom_info();
diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S
index 15611d9df7ac..9db357294be1 100644
--- a/arch/mips/lib/csum_partial.S
+++ b/arch/mips/lib/csum_partial.S
@@ -12,43 +12,66 @@
 #include <asm/regdef.h>
 
 #ifdef CONFIG_64BIT
-#define T0      ta0
-#define T1      ta1
-#define T2      ta2
-#define T3      ta3
-#define T4      t0
-#define T7      t3
-#else
-#define T0      t0
-#define T1      t1
-#define T2      t2
-#define T3      t3
-#define T4      t4
-#define T7      t7
+/*
+ * As we are sharing code base with the mips32 tree (which use the o32 ABI
+ * register definitions). We need to redefine the register definitions from
+ * the n64 ABI register naming to the o32 ABI register naming.
+ */
+#undef t0
+#undef t1
+#undef t2
+#undef t3
+#define t0      $8
+#define t1      $9
+#define t2      $10
+#define t3      $11
+#define t4      $12
+#define t5      $13
+#define t6      $14
+#define t7      $15
+
+#define USE_DOUBLE
 #endif
 
+#ifdef USE_DOUBLE
+
+#define LOAD   ld
+#define ADD    daddu
+#define NBYTES 8
+
+#else
+
+#define LOAD   lw
+#define ADD    addu
+#define NBYTES 4
+
+#endif /* USE_DOUBLE */
+
+#define UNIT(unit)  ((unit)*NBYTES)
+
 #define ADDC(sum,reg)                                           \
-        addu    sum, reg;                                       \
+        ADD     sum, reg;                                       \
         sltu    v1, sum, reg;                                   \
-        addu    sum, v1
+        ADD     sum, v1
 
-#define CSUM_BIGCHUNK(src, offset, sum, _t0, _t1, _t2, _t3)     \
-        lw      _t0, (offset + 0x00)(src);                      \
-        lw      _t1, (offset + 0x04)(src);                      \
-        lw      _t2, (offset + 0x08)(src);                      \
-        lw      _t3, (offset + 0x0c)(src);                      \
-        ADDC(sum, _t0);                                         \
-        ADDC(sum, _t1);                                         \
-        ADDC(sum, _t2);                                         \
-        ADDC(sum, _t3);                                         \
-        lw      _t0, (offset + 0x10)(src);                      \
-        lw      _t1, (offset + 0x14)(src);                      \
-        lw      _t2, (offset + 0x18)(src);                      \
-        lw      _t3, (offset + 0x1c)(src);                      \
+#define CSUM_BIGCHUNK1(src, offset, sum, _t0, _t1, _t2, _t3)    \
+        LOAD    _t0, (offset + UNIT(0))(src);                   \
+        LOAD    _t1, (offset + UNIT(1))(src);                   \
+        LOAD    _t2, (offset + UNIT(2))(src);                   \
+        LOAD    _t3, (offset + UNIT(3))(src);                   \
         ADDC(sum, _t0);                                         \
         ADDC(sum, _t1);                                         \
         ADDC(sum, _t2);                                         \
-        ADDC(sum, _t3);                                         \
+        ADDC(sum, _t3)
+
+#ifdef USE_DOUBLE
+#define CSUM_BIGCHUNK(src, offset, sum, _t0, _t1, _t2, _t3)     \
+        CSUM_BIGCHUNK1(src, offset, sum, _t0, _t1, _t2, _t3)
+#else
+#define CSUM_BIGCHUNK(src, offset, sum, _t0, _t1, _t2, _t3)     \
+        CSUM_BIGCHUNK1(src, offset, sum, _t0, _t1, _t2, _t3);   \
+        CSUM_BIGCHUNK1(src, offset + 0x10, sum, _t0, _t1, _t2, _t3)
+#endif
 
 /*
  * a0: source address
@@ -61,86 +84,27 @@
 
         .text
         .set    noreorder
-
-/* unknown src alignment and < 8 bytes to go  */
-small_csumcpy:
-        move    a1, T2
-
-        andi    T0, a1, 4
-        beqz    T0, 1f
-         andi   T0, a1, 2
-
-        /* Still a full word to go  */
-        ulw     T1, (src)
-        PTR_ADDIU       src, 4
-        ADDC(sum, T1)
-
-1:      move    T1, zero
-        beqz    T0, 1f
-         andi   T0, a1, 1
-
-        /* Still a halfword to go  */
-        ulhu    T1, (src)
-        PTR_ADDIU       src, 2
-
-1:      beqz    T0, 1f
-         sll    T1, T1, 16
-
-        lbu     T2, (src)
-         nop
-
-#ifdef __MIPSEB__
-        sll     T2, T2, 8
-#endif
-        or      T1, T2
-
-1:      ADDC(sum, T1)
-
-        /* fold checksum */
-        sll     v1, sum, 16
-        addu    sum, v1
-        sltu    v1, sum, v1
-        srl     sum, sum, 16
-        addu    sum, v1
-
-        /* odd buffer alignment? */
-        beqz    T7, 1f
-         nop
-        sll     v1, sum, 8
-        srl     sum, sum, 8
-        or      sum, v1
-        andi    sum, 0xffff
-1:
-        .set    reorder
-        /* Add the passed partial csum.  */
-        ADDC(sum, a2)
-        jr      ra
-        .set    noreorder
-
-/* ------------------------------------------------------------------------- */
-
         .align  5
 LEAF(csum_partial)
         move    sum, zero
-        move    T7, zero
+        move    t7, zero
 
         sltiu   t8, a1, 0x8
         bnez    t8, small_csumcpy               /* < 8 bytes to copy */
-         move   T2, a1
+         move   t2, a1
 
-        beqz    a1, out
-         andi   T7, src, 0x1                    /* odd buffer? */
+        andi    t7, src, 0x1                    /* odd buffer? */
 
 hword_align:
-        beqz    T7, word_align
+        beqz    t7, word_align
          andi   t8, src, 0x2
 
-        lbu     T0, (src)
+        lbu     t0, (src)
         LONG_SUBU       a1, a1, 0x1
 #ifdef __MIPSEL__
-        sll     T0, T0, 8
+        sll     t0, t0, 8
 #endif
-        ADDC(sum, T0)
+        ADDC(sum, t0)
         PTR_ADDU        src, src, 0x1
         andi    t8, src, 0x2
 
@@ -148,9 +112,9 @@ word_align:
         beqz    t8, dword_align
          sltiu  t8, a1, 56
 
-        lhu     T0, (src)
+        lhu     t0, (src)
         LONG_SUBU       a1, a1, 0x2
-        ADDC(sum, T0)
+        ADDC(sum, t0)
         sltiu   t8, a1, 56
         PTR_ADDU        src, src, 0x2
 
@@ -162,9 +126,9 @@ dword_align:
         beqz    t8, qword_align
          andi   t8, src, 0x8
 
-        lw      T0, 0x00(src)
+        lw      t0, 0x00(src)
         LONG_SUBU       a1, a1, 0x4
-        ADDC(sum, T0)
+        ADDC(sum, t0)
         PTR_ADDU        src, src, 0x4
         andi    t8, src, 0x8
 
@@ -172,11 +136,17 @@ qword_align:
         beqz    t8, oword_align
          andi   t8, src, 0x10
 
-        lw      T0, 0x00(src)
-        lw      T1, 0x04(src)
+#ifdef USE_DOUBLE
+        ld      t0, 0x00(src)
+        LONG_SUBU       a1, a1, 0x8
+        ADDC(sum, t0)
+#else
+        lw      t0, 0x00(src)
+        lw      t1, 0x04(src)
         LONG_SUBU       a1, a1, 0x8
-        ADDC(sum, T0)
-        ADDC(sum, T1)
+        ADDC(sum, t0)
+        ADDC(sum, t1)
+#endif
         PTR_ADDU        src, src, 0x8
         andi    t8, src, 0x10
 
@@ -184,75 +154,120 @@ oword_align:
         beqz    t8, begin_movement
          LONG_SRL       t8, a1, 0x7
 
-        lw      T3, 0x08(src)
-        lw      T4, 0x0c(src)
-        lw      T0, 0x00(src)
-        lw      T1, 0x04(src)
-        ADDC(sum, T3)
-        ADDC(sum, T4)
-        ADDC(sum, T0)
-        ADDC(sum, T1)
+#ifdef USE_DOUBLE
+        ld      t0, 0x00(src)
+        ld      t1, 0x08(src)
+        ADDC(sum, t0)
+        ADDC(sum, t1)
+#else
+        CSUM_BIGCHUNK1(src, 0x00, sum, t0, t1, t3, t4)
+#endif
         LONG_SUBU       a1, a1, 0x10
         PTR_ADDU        src, src, 0x10
         LONG_SRL        t8, a1, 0x7
 
 begin_movement:
         beqz    t8, 1f
-         andi   T2, a1, 0x40
+         andi   t2, a1, 0x40
 
 move_128bytes:
-        CSUM_BIGCHUNK(src, 0x00, sum, T0, T1, T3, T4)
-        CSUM_BIGCHUNK(src, 0x20, sum, T0, T1, T3, T4)
-        CSUM_BIGCHUNK(src, 0x40, sum, T0, T1, T3, T4)
-        CSUM_BIGCHUNK(src, 0x60, sum, T0, T1, T3, T4)
+        CSUM_BIGCHUNK(src, 0x00, sum, t0, t1, t3, t4)
+        CSUM_BIGCHUNK(src, 0x20, sum, t0, t1, t3, t4)
+        CSUM_BIGCHUNK(src, 0x40, sum, t0, t1, t3, t4)
+        CSUM_BIGCHUNK(src, 0x60, sum, t0, t1, t3, t4)
         LONG_SUBU       t8, t8, 0x01
         bnez    t8, move_128bytes
          PTR_ADDU       src, src, 0x80
 
 1:
-        beqz    T2, 1f
-         andi   T2, a1, 0x20
+        beqz    t2, 1f
+         andi   t2, a1, 0x20
 
 move_64bytes:
-        CSUM_BIGCHUNK(src, 0x00, sum, T0, T1, T3, T4)
-        CSUM_BIGCHUNK(src, 0x20, sum, T0, T1, T3, T4)
+        CSUM_BIGCHUNK(src, 0x00, sum, t0, t1, t3, t4)
+        CSUM_BIGCHUNK(src, 0x20, sum, t0, t1, t3, t4)
         PTR_ADDU        src, src, 0x40
 
 1:
-        beqz    T2, do_end_words
+        beqz    t2, do_end_words
          andi   t8, a1, 0x1c
 
 move_32bytes:
-        CSUM_BIGCHUNK(src, 0x00, sum, T0, T1, T3, T4)
+        CSUM_BIGCHUNK(src, 0x00, sum, t0, t1, t3, t4)
         andi    t8, a1, 0x1c
         PTR_ADDU        src, src, 0x20
 
 do_end_words:
-        beqz    t8, maybe_end_cruft
-         LONG_SRL       t8, t8, 0x2
+        beqz    t8, small_csumcpy
+         andi   t2, a1, 0x3
+        LONG_SRL        t8, t8, 0x2
 
 end_words:
-        lw      T0, (src)
+        lw      t0, (src)
         LONG_SUBU       t8, t8, 0x1
-        ADDC(sum, T0)
+        ADDC(sum, t0)
         bnez    t8, end_words
          PTR_ADDU       src, src, 0x4
 
-maybe_end_cruft:
-        andi    T2, a1, 0x3
+/* unknown src alignment and < 8 bytes to go  */
+small_csumcpy:
+        move    a1, t2
 
-small_memcpy:
- j small_csumcpy; move a1, T2           /* XXX ??? */
-        beqz    t2, out
-         move   a1, T2
+        andi    t0, a1, 4
+        beqz    t0, 1f
+         andi   t0, a1, 2
 
-end_bytes:
-        lb      T0, (src)
-        LONG_SUBU       a1, a1, 0x1
-        bnez    a2, end_bytes
-         PTR_ADDU       src, src, 0x1
+        /* Still a full word to go  */
+        ulw     t1, (src)
+        PTR_ADDIU       src, 4
+        ADDC(sum, t1)
+
+1:      move    t1, zero
+        beqz    t0, 1f
+         andi   t0, a1, 1
+
+        /* Still a halfword to go  */
+        ulhu    t1, (src)
+        PTR_ADDIU       src, 2
+
+1:      beqz    t0, 1f
+         sll    t1, t1, 16
+
+        lbu     t2, (src)
+         nop
 
-out:
+#ifdef __MIPSEB__
+        sll     t2, t2, 8
+#endif
+        or      t1, t2
+
+1:      ADDC(sum, t1)
+
+        /* fold checksum */
+#ifdef USE_DOUBLE
+        dsll32  v1, sum, 0
+        daddu   sum, v1
+        sltu    v1, sum, v1
+        dsra32  sum, sum, 0
+        addu    sum, v1
+#endif
+        sll     v1, sum, 16
+        addu    sum, v1
+        sltu    v1, sum, v1
+        srl     sum, sum, 16
+        addu    sum, v1
+
+        /* odd buffer alignment? */
+        beqz    t7, 1f
+         nop
+        sll     v1, sum, 8
+        srl     sum, sum, 8
+        or      sum, v1
+        andi    sum, 0xffff
+1:
+        .set    reorder
+        /* Add the passed partial csum.  */
+        ADDC(sum, a2)
         jr      ra
-         move   v0, sum
+        .set    noreorder
         END(csum_partial)
diff --git a/arch/mips/lib/csum_partial_copy.c b/arch/mips/lib/csum_partial_copy.c
index 1720f2ceeeae..06771040a267 100644
--- a/arch/mips/lib/csum_partial_copy.c
+++ b/arch/mips/lib/csum_partial_copy.c
@@ -7,6 +7,7 @@
  * Copyright (C) 1998, 1999 Ralf Baechle
  */
 #include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/types.h>
 #include <asm/byteorder.h>
 #include <asm/string.h>
@@ -29,6 +30,8 @@ __wsum csum_partial_copy_nocheck(const void *src,
         return sum;
 }
 
+EXPORT_SYMBOL(csum_partial_copy_nocheck);
+
 /*
  * Copy from userspace and compute checksum.  If we catch an exception
  * then zero the rest of the buffer.
diff --git a/arch/mips/mips-boards/malta/Makefile b/arch/mips/mips-boards/malta/Makefile
index 77ee5c6d33c1..b662c75fb28e 100644
--- a/arch/mips/mips-boards/malta/Makefile
+++ b/arch/mips/mips-boards/malta/Makefile
@@ -19,5 +19,5 @@
 # under Linux.
 #
 
-obj-y := malta_int.o malta_setup.o
+obj-y := malta_int.o malta_mtd.o malta_setup.o
 obj-$(CONFIG_SMP) += malta_smp.o
diff --git a/arch/mips/mips-boards/malta/malta_setup.c b/arch/mips/mips-boards/malta/malta_setup.c
index 282f3e52eea3..56ea76679cd4 100644
--- a/arch/mips/mips-boards/malta/malta_setup.c
+++ b/arch/mips/mips-boards/malta/malta_setup.c
@@ -21,13 +21,6 @@
 #include <linux/pci.h>
 #include <linux/screen_info.h>
 
-#ifdef CONFIG_MTD
-#include <linux/mtd/partitions.h>
-#include <linux/mtd/physmap.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
-#endif
-
 #include <asm/cpu.h>
 #include <asm/bootinfo.h>
 #include <asm/irq.h>
@@ -58,30 +51,6 @@ struct resource standard_io_resources[] = {
         { .name = "dma2", .start = 0xc0, .end = 0xdf, .flags = IORESOURCE_BUSY },
 };
 
-#ifdef CONFIG_MTD
-static struct mtd_partition malta_mtd_partitions[] = {
-        {
-                .name =         "YAMON",
-                .offset =       0x0,
-                .size =         0x100000,
-                .mask_flags =   MTD_WRITEABLE
-        },
-        {
-                .name =         "User FS",
-                .offset =       0x100000,
-                .size =         0x2e0000
-        },
-        {
-                .name =         "Board Config",
-                .offset =       0x3e0000,
-                .size =         0x020000,
-                .mask_flags =   MTD_WRITEABLE
-        }
-};
-
-#define number_partitions       (sizeof(malta_mtd_partitions)/sizeof(struct mtd_partition))
-#endif
-
 const char *get_system_type(void)
 {
         return "MIPS Malta";
@@ -211,14 +180,6 @@ void __init plat_mem_setup(void)
 #endif
 #endif
 
-#ifdef CONFIG_MTD
-        /*
-         * Support for MTD on Malta. Use the generic physmap driver
-         */
-        physmap_configure(0x1e000000, 0x400000, 4, NULL);
-        physmap_set_partitions(malta_mtd_partitions, number_partitions);
-#endif
-
         mips_reboot_setup();
 
         board_time_init = mips_time_init;
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index caf807ded514..1f954a238a63 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -32,6 +32,7 @@ void (*local_flush_data_cache_page)(void * addr);
 void (*flush_data_cache_page)(unsigned long addr);
 void (*flush_icache_all)(void);
 
+EXPORT_SYMBOL_GPL(local_flush_data_cache_page);
 EXPORT_SYMBOL(flush_data_cache_page);
 
 #ifdef CONFIG_DMA_NONCOHERENT
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 9e29ba9205f0..ea2d15370bb7 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -316,7 +316,7 @@ static int __init page_is_ram(unsigned long pagenr)
 void __init paging_init(void)
 {
         unsigned long zones_size[MAX_NR_ZONES] = { 0, };
-        unsigned long max_dma, high, low;
+        unsigned long max_dma, low;
 #ifndef CONFIG_FLATMEM
         unsigned long zholes_size[MAX_NR_ZONES] = { 0, };
         unsigned long i, j, pfn;
@@ -331,7 +331,6 @@ void __init paging_init(void)
 
         max_dma = virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
         low = max_low_pfn;
-        high = highend_pfn;
 
 #ifdef CONFIG_ISA
         if (low < max_dma)
@@ -344,13 +343,13 @@ void __init paging_init(void)
         zones_size[ZONE_DMA] = low;
 #endif
 #ifdef CONFIG_HIGHMEM
-        if (cpu_has_dc_aliases) {
-                printk(KERN_WARNING "This processor doesn't support highmem.");
-                if (high - low)
-                        printk(" %ldk highmem ignored", high - low);
-                printk("\n");
-        } else
-                zones_size[ZONE_HIGHMEM] = high - low;
+        zones_size[ZONE_HIGHMEM] = highend_pfn - highstart_pfn;
+
+        if (cpu_has_dc_aliases && zones_size[ZONE_HIGHMEM]) {
+                printk(KERN_WARNING "This processor doesn't support highmem."
+                       " %ldk highmem ignored\n", zones_size[ZONE_HIGHMEM]);
+                zones_size[ZONE_HIGHMEM] = 0;
+        }
 #endif
 
 #ifdef CONFIG_FLATMEM
diff --git a/arch/mips/mm/ioremap.c b/arch/mips/mm/ioremap.c
index cea7d0ea36e4..fc2c96f0a1fd 100644
--- a/arch/mips/mm/ioremap.c
+++ b/arch/mips/mm/ioremap.c
@@ -6,98 +6,13 @@
  * (C) Copyright 1995 1996 Linus Torvalds
  * (C) Copyright 2001, 2002 Ralf Baechle
  */
+#include <linux/mm.h>
 #include <linux/module.h>
 #include <asm/addrspace.h>
 #include <asm/byteorder.h>
 
 #include <linux/vmalloc.h>
-#include <asm/cacheflush.h>
-#include <asm/io.h>
-#include <asm/tlbflush.h>
-
-static inline void remap_area_pte(pte_t * pte, unsigned long address,
-        phys_t size, phys_t phys_addr, unsigned long flags)
-{
-        phys_t end;
-        unsigned long pfn;
-        pgprot_t pgprot = __pgprot(_PAGE_GLOBAL | _PAGE_PRESENT | __READABLE
-                                   | __WRITEABLE | flags);
-
-        address &= ~PMD_MASK;
-        end = address + size;
-        if (end > PMD_SIZE)
-                end = PMD_SIZE;
-        if (address >= end)
-                BUG();
-        pfn = phys_addr >> PAGE_SHIFT;
-        do {
-                if (!pte_none(*pte)) {
-                        printk("remap_area_pte: page already exists\n");
-                        BUG();
-                }
-                set_pte(pte, pfn_pte(pfn, pgprot));
-                address += PAGE_SIZE;
-                pfn++;
-                pte++;
-        } while (address && (address < end));
-}
-
-static inline int remap_area_pmd(pmd_t * pmd, unsigned long address,
-        phys_t size, phys_t phys_addr, unsigned long flags)
-{
-        phys_t end;
-
-        address &= ~PGDIR_MASK;
-        end = address + size;
-        if (end > PGDIR_SIZE)
-                end = PGDIR_SIZE;
-        phys_addr -= address;
-        if (address >= end)
-                BUG();
-        do {
-                pte_t * pte = pte_alloc_kernel(pmd, address);
-                if (!pte)
-                        return -ENOMEM;
-                remap_area_pte(pte, address, end - address, address + phys_addr, flags);
-                address = (address + PMD_SIZE) & PMD_MASK;
-                pmd++;
-        } while (address && (address < end));
-        return 0;
-}
-
-static int remap_area_pages(unsigned long address, phys_t phys_addr,
-        phys_t size, unsigned long flags)
-{
-        int error;
-        pgd_t * dir;
-        unsigned long end = address + size;
-
-        phys_addr -= address;
-        dir = pgd_offset(&init_mm, address);
-        flush_cache_all();
-        if (address >= end)
-                BUG();
-        do {
-                pud_t *pud;
-                pmd_t *pmd;
-
-                error = -ENOMEM;
-                pud = pud_alloc(&init_mm, dir, address);
-                if (!pud)
-                        break;
-                pmd = pmd_alloc(&init_mm, pud, address);
-                if (!pmd)
-                        break;
-                if (remap_area_pmd(pmd, address, end - address,
-                                         phys_addr + address, flags))
-                        break;
-                error = 0;
-                address = (address + PGDIR_SIZE) & PGDIR_MASK;
-                dir++;
-        } while (address && (address < end));
-        flush_tlb_all();
-        return error;
-}
+#include <linux/io.h>
 
 /*
  * Generic mapping function (not visible outside):
@@ -121,6 +36,7 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
         unsigned long offset;
         phys_t last_addr;
         void * addr;
+        pgprot_t pgprot;
 
         phys_addr = fixup_bigphys_addr(phys_addr, size);
 
@@ -152,6 +68,9 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
                                 return NULL;
         }
 
+        pgprot = __pgprot(_PAGE_GLOBAL | _PAGE_PRESENT | __READABLE
+                          | __WRITEABLE | flags);
+
         /*
          * Mappings have to be page-aligned
          */
@@ -166,7 +85,8 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
         if (!area)
                 return NULL;
         addr = area->addr;
-        if (remap_area_pages((unsigned long) addr, phys_addr, size, flags)) {
+        if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size,
+                               phys_addr, pgprot)) {
                 vunmap(addr);
                 return NULL;
         }
diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile
index 70cb55b89df6..82b20c28bef8 100644
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -43,7 +43,7 @@ obj-$(CONFIG_SGI_IP32)		+= fixup-ip32.o ops-mace.o pci-ip32.o
 obj-$(CONFIG_SIBYTE_SB1250)     += fixup-sb1250.o pci-sb1250.o
 obj-$(CONFIG_SIBYTE_BCM112X)    += fixup-sb1250.o pci-sb1250.o
 obj-$(CONFIG_SIBYTE_BCM1x80)    += pci-bcm1480.o pci-bcm1480ht.o
-obj-$(CONFIG_SNI_RM200_PCI)     += fixup-sni.o ops-sni.o
+obj-$(CONFIG_SNI_RM)            += fixup-sni.o ops-sni.o
 obj-$(CONFIG_TANBAC_TB0219)     += fixup-tb0219.o
 obj-$(CONFIG_TANBAC_TB0226)     += fixup-tb0226.o
 obj-$(CONFIG_TANBAC_TB0287)     += fixup-tb0287.o
diff --git a/arch/mips/pci/fixup-pnx8550.c b/arch/mips/pci/fixup-pnx8550.c
index 4256b3b30b77..50546dab6689 100644
--- a/arch/mips/pci/fixup-pnx8550.c
+++ b/arch/mips/pci/fixup-pnx8550.c
@@ -33,7 +33,7 @@
 #define DBG(x...)
 #endif
 
-extern char irq_tab_jbs[][5];
+extern char pnx8550_irq_tab[][5];
 
 void __init pcibios_fixup_resources(struct pci_dev *dev)
 {
@@ -47,7 +47,7 @@ void __init pcibios_fixup(void)
 
 int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
 {
-        return irq_tab_jbs[slot][pin];
+        return pnx8550_irq_tab[slot][pin];
 }
 
 /* Do platform specific device initialization at pci_enable_device() time */
diff --git a/arch/mips/philips/pnx8550/common/prom.c b/arch/mips/philips/pnx8550/common/prom.c
index f8952c1359cd..eb6ec11fef07 100644
--- a/arch/mips/philips/pnx8550/common/prom.c
+++ b/arch/mips/philips/pnx8550/common/prom.c
@@ -35,23 +35,15 @@ char * prom_getcmdline(void)
         return &(arcs_cmdline[0]);
 }
 
-void  prom_init_cmdline(void)
+void __init prom_init_cmdline(void)
 {
-        char *cp;
-        int actr;
-
-        actr = 1; /* Always ignore argv[0] */
+        int i;
 
-        cp = &(arcs_cmdline[0]);
-        while(actr < prom_argc) {
-                strcpy(cp, prom_argv[actr]);
-                cp += strlen(prom_argv[actr]);
-                *cp++ = ' ';
-                actr++;
+        arcs_cmdline[0] = '\0';
+        for (i = 0; i < prom_argc; i++) {
+                strcat(arcs_cmdline, prom_argv[i]);
+                strcat(arcs_cmdline, " ");
         }
-        if (cp != &(arcs_cmdline[0])) /* get rid of trailing space */
-                --cp;
-        *cp = '\0';
 }
 
 char *prom_getenv(char *envname)
diff --git a/arch/mips/philips/pnx8550/jbs/irqmap.c b/arch/mips/philips/pnx8550/jbs/irqmap.c
index f78e0423dc98..98c3429e6e50 100644
--- a/arch/mips/philips/pnx8550/jbs/irqmap.c
+++ b/arch/mips/philips/pnx8550/jbs/irqmap.c
@@ -28,9 +28,9 @@
 #include <linux/init.h>
 #include <int.h>
 
-char irq_tab_jbs[][5] __initdata = {
- [8] =  { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
- [9] =  { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
- [17] = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+char pnx8550_irq_tab[][5] __initdata = {
+        [8]     = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+        [9]     = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+        [17]    = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
 };
 
diff --git a/arch/mips/philips/pnx8550/stb810/Makefile b/arch/mips/philips/pnx8550/stb810/Makefile
new file mode 100644
index 000000000000..f14b592af398
--- /dev/null
+++ b/arch/mips/philips/pnx8550/stb810/Makefile
@@ -0,0 +1,4 @@
+
+# Makefile for the Philips STB810 Board.
+
+lib-y := prom_init.o board_setup.o irqmap.o
diff --git a/arch/mips/philips/pnx8550/stb810/board_setup.c b/arch/mips/philips/pnx8550/stb810/board_setup.c
new file mode 100644
index 000000000000..345d71e53cf2
--- /dev/null
+++ b/arch/mips/philips/pnx8550/stb810/board_setup.c
@@ -0,0 +1,49 @@
+/*
+ *  STB810 specific board startup routines.
+ *
+ *  Based on the arch/mips/philips/pnx8550/jbs/board_setup.c
+ *
+ *  Author: MontaVista Software, Inc.
+ *          source@mvista.com
+ *
+ *  Copyright 2005 MontaVista Software Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License as published by the
+ *  Free Software Foundation; either version 2 of the License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/mc146818rtc.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/irq.h>
+#include <asm/mipsregs.h>
+#include <asm/reboot.h>
+#include <asm/pgtable.h>
+
+#include <glb.h>
+
+void __init board_setup(void)
+{
+        unsigned long config0, configpr;
+
+        config0 = read_c0_config();
+
+        /* clear all three cache coherency fields */
+        config0 &= ~(0x7 | (7<<25) | (7<<28));
+        config0 |= (CONF_CM_DEFAULT | (CONF_CM_DEFAULT<<25) |
+                        (CONF_CM_DEFAULT<<28));
+        write_c0_config(config0);
+
+        configpr = read_c0_config7();
+        configpr |= (1<<19); /* enable tlb */
+        write_c0_config7(configpr);
+}
diff --git a/arch/mips/philips/pnx8550/stb810/irqmap.c b/arch/mips/philips/pnx8550/stb810/irqmap.c
new file mode 100644
index 000000000000..5ee11e19975e
--- /dev/null
+++ b/arch/mips/philips/pnx8550/stb810/irqmap.c
@@ -0,0 +1,23 @@
+/*
+ *  Philips STB810 board irqmap.
+ *
+ *  Author: MontaVista Software, Inc.
+ *          source@mvista.com
+ *
+ *  Copyright 2005 MontaVista Software Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License as published by the
+ *  Free Software Foundation; either version 2 of the License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/init.h>
+#include <int.h>
+
+char pnx8550_irq_tab[][5] __initdata = {
+        [8]     = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+        [9]     = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+        [10]    = { -1, PNX8550_INT_PCI_INTA, 0xff, 0xff, 0xff},
+};
+
diff --git a/arch/mips/philips/pnx8550/stb810/prom_init.c b/arch/mips/philips/pnx8550/stb810/prom_init.c
new file mode 100644
index 000000000000..ea5b4e0fb47d
--- /dev/null
+++ b/arch/mips/philips/pnx8550/stb810/prom_init.c
@@ -0,0 +1,49 @@
+/*
+ *  STB810 specific prom routines
+ *
+ *  Author: MontaVista Software, Inc.
+ *          source@mvista.com
+ *
+ *  Copyright 2005 MontaVista Software Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License as published by the
+ *  Free Software Foundation; either version 2 of the License, or (at your
+ *  option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+
+int prom_argc;
+char **prom_argv, **prom_envp;
+extern void  __init prom_init_cmdline(void);
+extern char *prom_getenv(char *envname);
+
+const char *get_system_type(void)
+{
+        return "Philips PNX8550/STB810";
+}
+
+void __init prom_init(void)
+{
+        unsigned long memsize;
+
+        prom_argc = (int) fw_arg0;
+        prom_argv = (char **) fw_arg1;
+        prom_envp = (char **) fw_arg2;
+
+        prom_init_cmdline();
+
+        mips_machgroup = MACH_GROUP_PHILIPS;
+        mips_machtype = MACH_PHILIPS_STB810;
+
+        memsize = 0x08000000; /* Trimedia uses memory above */
+        add_memory_region(0, memsize, BOOT_MEM_RAM);
+}
diff --git a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
index 5a5ea6c0b9f6..b54b529a29f9 100644
--- a/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
+++ b/arch/mips/tx4927/toshiba_rbtx4927/toshiba_rbtx4927_irq.c
@@ -158,7 +158,6 @@ JP7 is not bus master -- do NOT use -- only 4 pci bus master's allowed -- SouthB
 #define TOSHIBA_RBTX4927_IRQ_ISA_ENABLE    ( 1 << 23 )
 #define TOSHIBA_RBTX4927_IRQ_ISA_DISABLE   ( 1 << 24 )
 #define TOSHIBA_RBTX4927_IRQ_ISA_MASK      ( 1 << 25 )
-#define TOSHIBA_RBTX4927_IRQ_ISA_ENDIRQ    ( 1 << 26 )
 
 #define TOSHIBA_RBTX4927_SETUP_ALL         0xffffffff
 #endif
@@ -175,7 +174,6 @@ static const u32 toshiba_rbtx4927_irq_debug_flag =
 //                                                 | TOSHIBA_RBTX4927_IRQ_ISA_ENABLE
 //                                                 | TOSHIBA_RBTX4927_IRQ_ISA_DISABLE
 //                                                 | TOSHIBA_RBTX4927_IRQ_ISA_MASK
-//                                                 | TOSHIBA_RBTX4927_IRQ_ISA_ENDIRQ
     );
 #endif
 
@@ -226,7 +224,6 @@ static void toshiba_rbtx4927_irq_ioc_disable(unsigned int irq);
 static void toshiba_rbtx4927_irq_isa_enable(unsigned int irq);
 static void toshiba_rbtx4927_irq_isa_disable(unsigned int irq);
 static void toshiba_rbtx4927_irq_isa_mask_and_ack(unsigned int irq);
-static void toshiba_rbtx4927_irq_isa_end(unsigned int irq);
 #endif
 
 #define TOSHIBA_RBTX4927_IOC_NAME "RBTX4927-IOC"
@@ -249,7 +246,6 @@ static struct irq_chip toshiba_rbtx4927_irq_isa_type = {
         .mask = toshiba_rbtx4927_irq_isa_disable,
         .mask_ack = toshiba_rbtx4927_irq_isa_mask_and_ack,
         .unmask = toshiba_rbtx4927_irq_isa_enable,
-        .end = toshiba_rbtx4927_irq_isa_end,
 };
 #endif
 
@@ -402,7 +398,8 @@ static void __init toshiba_rbtx4927_irq_isa_init(void)
 
         for (i = TOSHIBA_RBTX4927_IRQ_ISA_BEG;
              i <= TOSHIBA_RBTX4927_IRQ_ISA_END; i++)
-                set_irq_chip(i, &toshiba_rbtx4927_irq_isa_type);
+                set_irq_chip_and_handler(i, &toshiba_rbtx4927_irq_isa_type,
+                                         handle_level_irq);
 
         setup_irq(TOSHIBA_RBTX4927_IRQ_NEST_ISA_ON_IOC,
                   &toshiba_rbtx4927_irq_isa_master);
@@ -470,26 +467,6 @@ static void toshiba_rbtx4927_irq_isa_mask_and_ack(unsigned int irq)
 #endif
 
 
-#ifdef CONFIG_TOSHIBA_FPCIB0
-static void toshiba_rbtx4927_irq_isa_end(unsigned int irq)
-{
-        TOSHIBA_RBTX4927_IRQ_DPRINTK(TOSHIBA_RBTX4927_IRQ_ISA_ENDIRQ,
-                                     "irq=%d\n", irq);
-
-        if (irq < TOSHIBA_RBTX4927_IRQ_ISA_BEG
-            || irq > TOSHIBA_RBTX4927_IRQ_ISA_END) {
-                TOSHIBA_RBTX4927_IRQ_DPRINTK(TOSHIBA_RBTX4927_IRQ_EROR,
-                                             "bad irq=%d\n", irq);
-                panic("\n");
-        }
-
-        if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) {
-                toshiba_rbtx4927_irq_isa_enable(irq);
-        }
-}
-#endif
-
-
 void __init arch_init_irq(void)
 {
         extern void tx4927_irq_init(void);
diff --git a/arch/mips/vr41xx/Kconfig b/arch/mips/vr41xx/Kconfig
index c8dfd8092cab..92f41f6f934a 100644
--- a/arch/mips/vr41xx/Kconfig
+++ b/arch/mips/vr41xx/Kconfig
@@ -6,7 +6,6 @@ config CASIO_E55
         select ISA
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_LITTLE_ENDIAN
-        select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config IBM_WORKPAD
         bool "Support for IBM WorkPad z50"
@@ -16,7 +15,6 @@ config IBM_WORKPAD
         select ISA
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_LITTLE_ENDIAN
-        select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config NEC_CMBVR4133
         bool "Support for NEC CMB-VR4133"
@@ -41,7 +39,6 @@ config TANBAC_TB022X
         select IRQ_CPU
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_LITTLE_ENDIAN
-        select GENERIC_HARDIRQS_NO__DO_IRQ
         help
           The TANBAC VR4131 multichip module(TB0225) and
           the TANBAC VR4131DIMM(TB0229) are MIPS-based platforms
@@ -74,7 +71,6 @@ config VICTOR_MPC30X
         select IRQ_CPU
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_LITTLE_ENDIAN
-        select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config ZAO_CAPCELLA
         bool "Support for ZAO Networks Capcella"
@@ -84,7 +80,6 @@ config ZAO_CAPCELLA
         select IRQ_CPU
         select SYS_SUPPORTS_32BIT_KERNEL
         select SYS_SUPPORTS_LITTLE_ENDIAN
-        select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config PCI_VR41XX
         bool "Add PCI control unit support of NEC VR4100 series"
diff --git a/arch/mips/vr41xx/nec-cmbvr4133/irq.c b/arch/mips/vr41xx/nec-cmbvr4133/irq.c
index a039bb7251ff..128ed8d6f111 100644
--- a/arch/mips/vr41xx/nec-cmbvr4133/irq.c
+++ b/arch/mips/vr41xx/nec-cmbvr4133/irq.c
@@ -45,19 +45,12 @@ static void ack_i8259_irq(unsigned int irq)
         mask_and_ack_8259A(irq - I8259_IRQ_BASE);
 }
 
-static void end_i8259_irq(unsigned int irq)
-{
-        if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-                enable_8259A_irq(irq - I8259_IRQ_BASE);
-}
-
 static struct irq_chip i8259_irq_type = {
         .typename       = "XT-PIC",
         .ack            = ack_i8259_irq,
         .mask           = disable_i8259_irq,
         .mask_ack       = ack_i8259_irq,
         .unmask         = enable_i8259_irq,
-        .end            = end_i8259_irq,
 };
 
 static int i8259_get_irq_number(int irq)
@@ -92,7 +85,7 @@ void __init rockhopper_init_irq(void)
         }
 
         for (i = I8259_IRQ_BASE; i <= I8259_IRQ_LAST; i++)
-                set_irq_chip(i, &i8259_irq_type);
+                set_irq_chip_and_handler(i, &i8259_irq_type, handle_level_irq);
 
         setup_irq(I8259_SLAVE_IRQ, &i8259_slave_cascade);
 
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index d2101237442e..0f9ff618c6d7 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -25,6 +25,14 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_FIND_NEXT_BIT
         bool
         default y
diff --git a/arch/parisc/hpux/sys_hpux.c b/arch/parisc/hpux/sys_hpux.c
index 2e2dc4f2c853..d88309209f56 100644
--- a/arch/parisc/hpux/sys_hpux.c
+++ b/arch/parisc/hpux/sys_hpux.c
@@ -237,7 +237,7 @@ asmlinkage long hpux_fstatfs(unsigned int fd, struct hpux_statfs __user * buf)
         file = fget(fd);
         if (!file)
                 goto out;
-        error = vfs_statfs_hpux(file->f_dentry, &tmp);
+        error = vfs_statfs_hpux(file->f_path.dentry, &tmp);
         if (!error && copy_to_user(buf, &tmp, sizeof(tmp)))
                 error = -EFAULT;
         fput(file);
diff --git a/arch/parisc/mm/ioremap.c b/arch/parisc/mm/ioremap.c
index 47a1d2ac9419..44b42c7f639d 100644
--- a/arch/parisc/mm/ioremap.c
+++ b/arch/parisc/mm/ioremap.c
@@ -9,110 +9,8 @@
 #include <linux/vmalloc.h>
 #include <linux/errno.h>
 #include <linux/module.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <asm/pgalloc.h>
-#include <asm/tlbflush.h>
-#include <asm/cacheflush.h>
-
-static inline void 
-remap_area_pte(pte_t *pte, unsigned long address, unsigned long size,
-               unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end, pfn;
-        pgprot_t pgprot = __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY |
-                                   _PAGE_ACCESSED | flags);
-
-        address &= ~PMD_MASK;
-
-        end = address + size;
-        if (end > PMD_SIZE)
-                end = PMD_SIZE;
-
-        BUG_ON(address >= end);
-
-        pfn = phys_addr >> PAGE_SHIFT;
-        do {
-                BUG_ON(!pte_none(*pte));
-
-                set_pte(pte, pfn_pte(pfn, pgprot));
-
-                address += PAGE_SIZE;
-                pfn++;
-                pte++;
-        } while (address && (address < end));
-}
-
-static inline int 
-remap_area_pmd(pmd_t *pmd, unsigned long address, unsigned long size,
-               unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-
-        address &= ~PGDIR_MASK;
-
-        end = address + size;
-        if (end > PGDIR_SIZE)
-                end = PGDIR_SIZE;
-
-        BUG_ON(address >= end);
-
-        phys_addr -= address;
-        do {
-                pte_t *pte = pte_alloc_kernel(pmd, address);
-                if (!pte)
-                        return -ENOMEM;
-
-                remap_area_pte(pte, address, end - address, 
-                               address + phys_addr, flags);
-
-                address = (address + PMD_SIZE) & PMD_MASK;
-                pmd++;
-        } while (address && (address < end));
-
-        return 0;
-}
-
-static int 
-remap_area_pages(unsigned long address, unsigned long phys_addr,
-                 unsigned long size, unsigned long flags)
-{
-        pgd_t *dir;
-        int error = 0;
-        unsigned long end = address + size;
-
-        BUG_ON(address >= end);
-
-        phys_addr -= address;
-        dir = pgd_offset_k(address);
-
-        flush_cache_all();
-
-        do {
-                pud_t *pud;
-                pmd_t *pmd;
-
-                error = -ENOMEM;
-                pud = pud_alloc(&init_mm, dir, address);
-                if (!pud)
-                        break;
-
-                pmd = pmd_alloc(&init_mm, pud, address);
-                if (!pmd)
-                        break;
-
-                if (remap_area_pmd(pmd, address, end - address,
-                                   phys_addr + address, flags))
-                        break;
-
-                error = 0;
-                address = (address + PGDIR_SIZE) & PGDIR_MASK;
-                dir++;
-        } while (address && (address < end));
-
-        flush_tlb_all();
-
-        return error;
-}
 
 /*
  * Generic mapping function (not visible outside):
@@ -131,6 +29,7 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
         void *addr;
         struct vm_struct *area;
         unsigned long offset, last_addr;
+        pgprot_t pgprot;
 
 #ifdef CONFIG_EISA
         unsigned long end = phys_addr + size - 1;
@@ -164,6 +63,9 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
                 }
         }
 
+        pgprot = __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY |
+                          _PAGE_ACCESSED | flags);
+
         /*
          * Mappings have to be page-aligned
          */
@@ -179,7 +81,8 @@ void __iomem * __ioremap(unsigned long phys_addr, unsigned long size, unsigned l
                 return NULL;
 
         addr = area->addr;
-        if (remap_area_pages((unsigned long) addr, phys_addr, size, flags)) {
+        if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size,
+                               phys_addr, pgprot)) {
                 vfree(addr);
                 return NULL;
         }
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 291c95ac4b31..8699dadcd096 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -41,6 +41,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default y
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default y if 64BIT
+
 config GENERIC_HWEIGHT
         bool
         default y
@@ -99,6 +107,11 @@ config AUDIT_ARCH
         bool
         default y
 
+config GENERIC_BUG
+        bool
+        default y
+        depends on BUG
+
 config DEFAULT_UIMAGE
         bool
         help
@@ -470,6 +483,7 @@ config PPC_MAPLE
         select PPC_UDBG_16550
         select PPC_970_NAP
         select PPC_NATIVE
+        select PPC_RTAS
         default n
         help
           This option enables support for the Maple 970FX Evaluation Board.
@@ -706,7 +720,7 @@ config FORCE_MAX_ZONEORDER
 
 config MATH_EMULATION
         bool "Math emulation"
-        depends on 4xx || 8xx || E200 || E500
+        depends on 4xx || 8xx || E200 || PPC_83xx || E500
         ---help---
           Some PowerPC chips designed for embedded applications do not have
           a floating-point unit and therefore do not implement the
diff --git a/arch/powerpc/configs/ps3_defconfig b/arch/powerpc/configs/ps3_defconfig
index f2d888e014a9..70ed61337f5c 100644
--- a/arch/powerpc/configs/ps3_defconfig
+++ b/arch/powerpc/configs/ps3_defconfig
@@ -157,6 +157,7 @@ CONFIG_SPU_BASE=y
 CONFIG_PS3_HTAB_SIZE=20
 CONFIG_PS3_DYNAMIC_DMA=y
 CONFIG_PS3_USE_LPAR_ADDR=y
+CONFIG_PS3_VUART=y
 
 #
 # Kernel options
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 4fe53d08ab81..d2ded19e4064 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -77,6 +77,7 @@ endif
 
 ifeq ($(CONFIG_PPC_ISERIES),y)
 extra-y += lparmap.s
+$(obj)/head_64.o:       $(obj)/lparmap.s
 AFLAGS_head_64.o += -I$(obj)
 endif
 
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 9d1614c3ce67..b742013bb9da 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -833,7 +833,7 @@ static struct cpu_spec cpu_specs[] = {
                 .pvr_mask               = 0x7fff0000,
                 .pvr_value              = 0x00840000,
                 .cpu_name               = "e300c2",
-                .cpu_features           = CPU_FTRS_E300,
+                .cpu_features           = CPU_FTRS_E300C2,
                 .cpu_user_features      = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
                 .icache_bsize           = 32,
                 .dcache_bsize           = 32,
@@ -1136,8 +1136,7 @@ static struct cpu_spec cpu_specs[] = {
                 .pvr_mask               = 0xff000fff,
                 .pvr_value              = 0x53000890,
                 .cpu_name               = "440SPe Rev. A",
-                .cpu_features           = CPU_FTR_SPLIT_ID_CACHE |
-                        CPU_FTR_USE_TB,
+                .cpu_features           = CPU_FTRS_44X,
                 .cpu_user_features      = COMMON_USER_BOOKE,
                 .icache_bsize           = 32,
                 .dcache_bsize           = 32,
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index d88e182e40b3..9417cf5b4b7e 100644
--- a/arch/powerpc/kernel/head_32.S
+++ b/arch/powerpc/kernel/head_32.S
@@ -437,6 +437,13 @@ Alignment:
 /* Floating-point unavailable */
         . = 0x800
 FPUnavailable:
+BEGIN_FTR_SECTION
+/*
+ * Certain Freescale cores don't have a FPU and treat fp instructions
+ * as a FP Unavailable exception.  Redirect to illegal/emulation handling.
+ */
+        b       ProgramCheck
+END_FTR_SECTION_IFSET(CPU_FTR_FPU_UNAVAILABLE)
         EXCEPTION_PROLOG
         bne     load_up_fpu             /* if from user, just load it up */
         addi    r3,r1,STACK_FRAME_OVERHEAD
diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c
index e2c3c6a85f33..8339fd609de0 100644
--- a/arch/powerpc/kernel/module_32.c
+++ b/arch/powerpc/kernel/module_32.c
@@ -23,6 +23,7 @@
 #include <linux/string.h>
 #include <linux/kernel.h>
 #include <linux/cache.h>
+#include <linux/bug.h>
 
 #include "setup.h"
 
@@ -290,23 +291,11 @@ int module_finalize(const Elf_Ehdr *hdr,
                     struct module *me)
 {
         const Elf_Shdr *sect;
+        int err;
 
-        me->arch.bug_table = NULL;
-        me->arch.num_bugs = 0;
-
-        /* Find the __bug_table section, if present */
-        sect = find_section(hdr, sechdrs, "__bug_table");
-        if (sect != NULL) {
-                me->arch.bug_table = (void *) sect->sh_addr;
-                me->arch.num_bugs = sect->sh_size / sizeof(struct bug_entry);
-        }
-
-        /*
-         * Strictly speaking this should have a spinlock to protect against
-         * traversals, but since we only traverse on BUG()s, a spinlock
-         * could potentially lead to deadlock and thus be counter-productive.
-         */
-        list_add(&me->arch.bug_list, &module_bug_list);
+        err = module_bug_finalize(hdr, sechdrs, me);
+        if (err)                /* never true, currently */
+                return err;
 
         /* Apply feature fixups */
         sect = find_section(hdr, sechdrs, "__ftr_fixup");
@@ -320,7 +309,7 @@ int module_finalize(const Elf_Ehdr *hdr,
 
 void module_arch_cleanup(struct module *mod)
 {
-        list_del(&mod->arch.bug_list);
+        module_bug_cleanup(mod);
 }
 
 struct bug_entry *module_find_bug(unsigned long bugaddr)
diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c
index 8dd1f0aae5d6..75c7c4f19280 100644
--- a/arch/powerpc/kernel/module_64.c
+++ b/arch/powerpc/kernel/module_64.c
@@ -20,6 +20,7 @@
 #include <linux/moduleloader.h>
 #include <linux/err.h>
 #include <linux/vmalloc.h>
+#include <linux/bug.h>
 #include <asm/module.h>
 #include <asm/uaccess.h>
 #include <asm/firmware.h>
@@ -439,23 +440,11 @@ int module_finalize(const Elf_Ehdr *hdr,
                 const Elf_Shdr *sechdrs, struct module *me)
 {
         const Elf_Shdr *sect;
+        int err;
 
-        me->arch.bug_table = NULL;
-        me->arch.num_bugs = 0;
-
-        /* Find the __bug_table section, if present */
-        sect = find_section(hdr, sechdrs, "__bug_table");
-        if (sect != NULL) {
-                me->arch.bug_table = (void *) sect->sh_addr;
-                me->arch.num_bugs = sect->sh_size / sizeof(struct bug_entry);
-        }
-
-        /*
-         * Strictly speaking this should have a spinlock to protect against
-         * traversals, but since we only traverse on BUG()s, a spinlock
-         * could potentially lead to deadlock and thus be counter-productive.
-         */
-        list_add(&me->arch.bug_list, &module_bug_list);
+        err = module_bug_finalize(hdr, sechdrs, me);
+        if (err)
+                return err;
 
         /* Apply feature fixups */
         sect = find_section(hdr, sechdrs, "__ftr_fixup");
@@ -475,7 +464,7 @@ int module_finalize(const Elf_Ehdr *hdr,
 
 void module_arch_cleanup(struct module *mod)
 {
-        list_del(&mod->arch.bug_list);
+        module_bug_cleanup(mod);
 }
 
 struct bug_entry *module_find_bug(unsigned long bugaddr)
diff --git a/arch/powerpc/kernel/of_device.c b/arch/powerpc/kernel/of_device.c
index 8a06724e029e..e921514e655b 100644
--- a/arch/powerpc/kernel/of_device.c
+++ b/arch/powerpc/kernel/of_device.c
@@ -109,9 +109,7 @@ int of_device_register(struct of_device *ofdev)
         if (rc)
                 return rc;
 
-        device_create_file(&ofdev->dev, &dev_attr_devspec);
-
-        return 0;
+        return device_create_file(&ofdev->dev, &dev_attr_devspec);
 }
 
 void of_device_unregister(struct of_device *ofdev)
diff --git a/arch/powerpc/kernel/of_platform.c b/arch/powerpc/kernel/of_platform.c
index b3189d0161b8..3002ea3a61a2 100644
--- a/arch/powerpc/kernel/of_platform.c
+++ b/arch/powerpc/kernel/of_platform.c
@@ -169,7 +169,7 @@ static void of_platform_make_bus_id(struct of_device *dev)
         char *name = dev->dev.bus_id;
         const u32 *reg;
         u64 addr;
-        long magic;
+        int magic;
 
         /*
          * If it's a DCR based device, use 'd' for native DCRs
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 2f54cd81dea5..8336deafc624 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -736,25 +736,51 @@ scan_OF_pci_childs(struct device_node* node, pci_OF_scan_iterator filter, void*
         return NULL;
 }
 
-static int
-scan_OF_pci_childs_iterator(struct device_node* node, void* data)
+static struct device_node *scan_OF_for_pci_dev(struct device_node *parent,
+                                               unsigned int devfn)
 {
-        const unsigned int *reg;
-        u8* fdata = (u8*)data;
-        
-        reg = get_property(node, "reg", NULL);
-        if (reg && ((reg[0] >> 8) & 0xff) == fdata[1]
-                && ((reg[0] >> 16) & 0xff) == fdata[0])
-                return 1;
-        return 0;
+        struct device_node *np = NULL;
+        const u32 *reg;
+        unsigned int psize;
+
+        while ((np = of_get_next_child(parent, np)) != NULL) {
+                reg = get_property(np, "reg", &psize);
+                if (reg == NULL || psize < 4)
+                        continue;
+                if (((reg[0] >> 8) & 0xff) == devfn)
+                        return np;
+        }
+        return NULL;
 }
 
-static struct device_node*
-scan_OF_childs_for_device(struct device_node* node, u8 bus, u8 dev_fn)
+
+static struct device_node *scan_OF_for_pci_bus(struct pci_bus *bus)
 {
-        u8 filter_data[2] = {bus, dev_fn};
+        struct device_node *parent, *np;
+
+        /* Are we a root bus ? */
+        if (bus->self == NULL || bus->parent == NULL) {
+                struct pci_controller *hose = pci_bus_to_hose(bus->number);
+                if (hose == NULL)
+                        return NULL;
+                return of_node_get(hose->arch_data);
+        }
+
+        /* not a root bus, we need to get our parent */
+        parent = scan_OF_for_pci_bus(bus->parent);
+        if (parent == NULL)
+                return NULL;
+
+        /* now iterate for children for a match */
+        np = scan_OF_for_pci_dev(parent, bus->self->devfn);
+        of_node_put(parent);
 
-        return scan_OF_pci_childs(node, scan_OF_pci_childs_iterator, filter_data);
+        /* sanity check */
+        if (strcmp(np->type, "pci") != 0)
+                printk(KERN_WARNING "pci: wrong type \"%s\" for bridge %s\n",
+                       np->type, np->full_name);
+
+        return np;
 }
 
 /*
@@ -763,43 +789,25 @@ scan_OF_childs_for_device(struct device_node* node, u8 bus, u8 dev_fn)
 struct device_node *
 pci_busdev_to_OF_node(struct pci_bus *bus, int devfn)
 {
-        struct pci_controller *hose;
-        struct device_node *node;
-        int busnr;
+        struct device_node *parent, *np;
 
         if (!have_of)
                 return NULL;
-        
-        /* Lookup the hose */
-        busnr = bus->number;
-        hose = pci_bus_to_hose(busnr);
-        if (!hose)
-                return NULL;
 
-        /* Check it has an OF node associated */
-        node = (struct device_node *) hose->arch_data;
-        if (!node)
+        DBG("pci_busdev_to_OF_node(%d,0x%x)\n", bus->number, devfn);
+        parent = scan_OF_for_pci_bus(bus);
+        if (parent == NULL)
                 return NULL;
-
-        /* Fixup bus number according to what OF think it is. */
-#ifdef CONFIG_PPC_PMAC
-        /* The G5 need a special case here. Basically, we don't remap all
-         * busses on it so we don't create the pci-OF-map. However, we do
-         * remap the AGP bus and so have to deal with it. A future better
-         * fix has to be done by making the remapping per-host and always
-         * filling the pci_to_OF map. --BenH
+        DBG(" parent is %s\n", parent ? parent->full_name : "<NULL>");
+        np = scan_OF_for_pci_dev(parent, devfn);
+        of_node_put(parent);
+        DBG(" result is %s\n", np ? np->full_name : "<NULL>");
+
+        /* XXX most callers don't release the returned node
+         * mostly because ppc64 doesn't increase the refcount,
+         * we need to fix that.
          */
-        if (machine_is(powermac) && busnr >= 0xf0)
-                busnr -= 0xf0;
-        else
-#endif
-        if (pci_to_OF_bus_map)
-                busnr = pci_to_OF_bus_map[busnr];
-        if (busnr == 0xff)
-                return NULL;
-        
-        /* Now, lookup childs of the hose */
-        return scan_OF_childs_for_device(node->child, busnr, devfn);
+        return np;
 }
 EXPORT_SYMBOL(pci_busdev_to_OF_node);
 
@@ -1544,7 +1552,7 @@ pci_resource_to_bus(struct pci_dev *pdev, struct resource *res)
 
 
 static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
-                                               unsigned long *offset,
+                                               resource_size_t *offset,
                                                enum pci_mmap_state mmap_state)
 {
         struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
@@ -1556,7 +1564,9 @@ static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
 
         /* If memory, add on the PCI bridge address offset */
         if (mmap_state == pci_mmap_mem) {
+#if 0 /* See comment in pci_resource_to_user() for why this is disabled */
                 *offset += hose->pci_mem_offset;
+#endif
                 res_bit = IORESOURCE_MEM;
         } else {
                 io_offset = hose->io_base_virt - (void __iomem *)_IO_BASE;
@@ -1624,9 +1634,6 @@ static pgprot_t __pci_mmap_set_pgprot(struct pci_dev *dev, struct resource *rp,
         else
                 prot |= _PAGE_GUARDED;
 
-        printk("PCI map for %s:%llx, prot: %lx\n", pci_name(dev),
-                (unsigned long long)rp->start, prot);
-
         return __pgprot(prot);
 }
 
@@ -1695,7 +1702,7 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
                         enum pci_mmap_state mmap_state,
                         int write_combine)
 {
-        unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
+        resource_size_t offset = vma->vm_pgoff << PAGE_SHIFT;
         struct resource *rp;
         int ret;
 
@@ -1808,22 +1815,42 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar,
                           resource_size_t *start, resource_size_t *end)
 {
         struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
-        unsigned long offset = 0;
+        resource_size_t offset = 0;
 
         if (hose == NULL)
                 return;
 
         if (rsrc->flags & IORESOURCE_IO)
-                offset = (void __iomem *)_IO_BASE - hose->io_base_virt
-                        + hose->io_base_phys;
+                offset = (unsigned long)hose->io_base_virt - _IO_BASE;
+
+        /* We pass a fully fixed up address to userland for MMIO instead of
+         * a BAR value because X is lame and expects to be able to use that
+         * to pass to /dev/mem !
+         *
+         * That means that we'll have potentially 64 bits values where some
+         * userland apps only expect 32 (like X itself since it thinks only
+         * Sparc has 64 bits MMIO) but if we don't do that, we break it on
+         * 32 bits CHRPs :-(
+         *
+         * Hopefully, the sysfs insterface is immune to that gunk. Once X
+         * has been fixed (and the fix spread enough), we can re-enable the
+         * 2 lines below and pass down a BAR value to userland. In that case
+         * we'll also have to re-enable the matching code in
+         * __pci_mmap_make_offset().
+         *
+         * BenH.
+         */
+#if 0
+        else if (rsrc->flags & IORESOURCE_MEM)
+                offset = hose->pci_mem_offset;
+#endif
 
-        *start = rsrc->start + offset;
-        *end = rsrc->end + offset;
+        *start = rsrc->start - offset;
+        *end = rsrc->end - offset;
 }
 
-void __init
-pci_init_resource(struct resource *res, unsigned long start, unsigned long end,
-                  int flags, char *name)
+void __init pci_init_resource(struct resource *res, resource_size_t start,
+                              resource_size_t end, int flags, char *name)
 {
         res->start = start;
         res->end = end;
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 6fa9a0a5c8db..a6b7692c7269 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -682,7 +682,7 @@ int pci_proc_domain(struct pci_bus *bus)
  * Returns negative error code on failure, zero on success.
  */
 static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
-                                               unsigned long *offset,
+                                               resource_size_t *offset,
                                                enum pci_mmap_state mmap_state)
 {
         struct pci_controller *hose = pci_bus_to_host(dev->bus);
@@ -694,7 +694,9 @@ static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
 
         /* If memory, add on the PCI bridge address offset */
         if (mmap_state == pci_mmap_mem) {
+#if 0 /* See comment in pci_resource_to_user() for why this is disabled */
                 *offset += hose->pci_mem_offset;
+#endif
                 res_bit = IORESOURCE_MEM;
         } else {
                 io_offset = (unsigned long)hose->io_base_virt - pci_io_base;
@@ -762,9 +764,6 @@ static pgprot_t __pci_mmap_set_pgprot(struct pci_dev *dev, struct resource *rp,
         else
                 prot |= _PAGE_GUARDED;
 
-        printk(KERN_DEBUG "PCI map for %s:%lx, prot: %lx\n", pci_name(dev), rp->start,
-               prot);
-
         return __pgprot(prot);
 }
 
@@ -832,7 +831,7 @@ pgprot_t pci_phys_mem_access_prot(struct file *file,
 int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
                         enum pci_mmap_state mmap_state, int write_combine)
 {
-        unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
+        resource_size_t offset = vma->vm_pgoff << PAGE_SHIFT;
         struct resource *rp;
         int ret;
 
@@ -1333,20 +1332,41 @@ EXPORT_SYMBOL(pci_read_irq_line);
 
 void pci_resource_to_user(const struct pci_dev *dev, int bar,
                           const struct resource *rsrc,
-                          u64 *start, u64 *end)
+                          resource_size_t *start, resource_size_t *end)
 {
         struct pci_controller *hose = pci_bus_to_host(dev->bus);
-        unsigned long offset = 0;
+        resource_size_t offset = 0;
 
         if (hose == NULL)
                 return;
 
         if (rsrc->flags & IORESOURCE_IO)
-                offset = pci_io_base - (unsigned long)hose->io_base_virt +
-                        hose->io_base_phys;
+                offset = (unsigned long)hose->io_base_virt - pci_io_base;
+
+        /* We pass a fully fixed up address to userland for MMIO instead of
+         * a BAR value because X is lame and expects to be able to use that
+         * to pass to /dev/mem !
+         *
+         * That means that we'll have potentially 64 bits values where some
+         * userland apps only expect 32 (like X itself since it thinks only
+         * Sparc has 64 bits MMIO) but if we don't do that, we break it on
+         * 32 bits CHRPs :-(
+         *
+         * Hopefully, the sysfs insterface is immune to that gunk. Once X
+         * has been fixed (and the fix spread enough), we can re-enable the
+         * 2 lines below and pass down a BAR value to userland. In that case
+         * we'll also have to re-enable the matching code in
+         * __pci_mmap_make_offset().
+         *
+         * BenH.
+         */
+#if 0
+        else if (rsrc->flags & IORESOURCE_MEM)
+                offset = hose->pci_mem_offset;
+#endif
 
-        *start = rsrc->start + offset;
-        *end = rsrc->end + offset;
+        *start = rsrc->start - offset;
+        *end = rsrc->end - offset;
 }
 
 struct pci_controller* pci_find_hose_for_OF_device(struct device_node* node)
diff --git a/arch/powerpc/kernel/ppc_ksyms.c b/arch/powerpc/kernel/ppc_ksyms.c
index 9179f0739ea2..95776b6af4e2 100644
--- a/arch/powerpc/kernel/ppc_ksyms.c
+++ b/arch/powerpc/kernel/ppc_ksyms.c
@@ -208,7 +208,7 @@ EXPORT_SYMBOL(mmu_hash_lock); /* For MOL */
 extern long *intercept_table;
 EXPORT_SYMBOL(intercept_table);
 #endif /* CONFIG_PPC_STD_MMU_32 */
-#if defined(CONFIG_40x) || defined(CONFIG_BOOKE)
+#ifdef CONFIG_PPC_DCR_NATIVE
 EXPORT_SYMBOL(__mtdcr);
 EXPORT_SYMBOL(__mfdcr);
 #endif
diff --git a/arch/powerpc/kernel/proc_ppc64.c b/arch/powerpc/kernel/proc_ppc64.c
index f598cb519539..dd7001cacf75 100644
--- a/arch/powerpc/kernel/proc_ppc64.c
+++ b/arch/powerpc/kernel/proc_ppc64.c
@@ -83,7 +83,7 @@ __initcall(proc_ppc64_init);
 static loff_t page_map_seek( struct file *file, loff_t off, int whence)
 {
         loff_t new;
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
 
         switch(whence) {
         case 0:
@@ -106,13 +106,13 @@ static loff_t page_map_seek( struct file *file, loff_t off, int whence)
 static ssize_t page_map_read( struct file *file, char __user *buf, size_t nbytes,
                               loff_t *ppos)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         return simple_read_from_buffer(buf, nbytes, ppos, dp->data, dp->size);
 }
 
 static int page_map_mmap( struct file *file, struct vm_area_struct *vma )
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
 
         if ((vma->vm_end - vma->vm_start) > dp->size)
                 return -EINVAL;
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index c18dbe77fdc2..1fc732a552db 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -804,6 +804,56 @@ static unsigned long __init dt_mem_next_cell(int s, cell_t **cellp)
         return of_read_ulong(p, s);
 }
 
+#ifdef CONFIG_PPC_PSERIES
+/*
+ * Interpret the ibm,dynamic-memory property in the
+ * /ibm,dynamic-reconfiguration-memory node.
+ * This contains a list of memory blocks along with NUMA affinity
+ * information.
+ */
+static int __init early_init_dt_scan_drconf_memory(unsigned long node)
+{
+        cell_t *dm, *ls;
+        unsigned long l, n;
+        unsigned long base, size, lmb_size, flags;
+
+        ls = (cell_t *)of_get_flat_dt_prop(node, "ibm,lmb-size", &l);
+        if (ls == NULL || l < dt_root_size_cells * sizeof(cell_t))
+                return 0;
+        lmb_size = dt_mem_next_cell(dt_root_size_cells, &ls);
+
+        dm = (cell_t *)of_get_flat_dt_prop(node, "ibm,dynamic-memory", &l);
+        if (dm == NULL || l < sizeof(cell_t))
+                return 0;
+
+        n = *dm++;      /* number of entries */
+        if (l < (n * (dt_root_addr_cells + 4) + 1) * sizeof(cell_t))
+                return 0;
+
+        for (; n != 0; --n) {
+                base = dt_mem_next_cell(dt_root_addr_cells, &dm);
+                flags = dm[3];
+                /* skip DRC index, pad, assoc. list index, flags */
+                dm += 4;
+                /* skip this block if the reserved bit is set in flags (0x80)
+                   or if the block is not assigned to this partition (0x8) */
+                if ((flags & 0x80) || !(flags & 0x8))
+                        continue;
+                size = lmb_size;
+                if (iommu_is_off) {
+                        if (base >= 0x80000000ul)
+                                continue;
+                        if ((base + size) > 0x80000000ul)
+                                size = 0x80000000ul - base;
+                }
+                lmb_add(base, size);
+        }
+        lmb_dump_all();
+        return 0;
+}
+#else
+#define early_init_dt_scan_drconf_memory(node)  0
+#endif /* CONFIG_PPC_PSERIES */
 
 static int __init early_init_dt_scan_memory(unsigned long node,
                                             const char *uname, int depth, void *data)
@@ -812,6 +862,11 @@ static int __init early_init_dt_scan_memory(unsigned long node,
         cell_t *reg, *endp;
         unsigned long l;
 
+        /* Look for the ibm,dynamic-reconfiguration-memory node */
+        if (depth == 1 &&
+            strcmp(uname, "ibm,dynamic-reconfiguration-memory") == 0)
+                return early_init_dt_scan_drconf_memory(node);
+
         /* We are scanning "memory" nodes only */
         if (type == NULL) {
                 /*
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 46cf32670ddb..520ef42f642e 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -679,7 +679,7 @@ static unsigned char ibm_architecture_vec[] = {
         /* option vector 5: PAPR/OF options */
         3 - 2,                          /* length */
         0,                              /* don't ignore, don't halt */
-        OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES,
+        OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY,
 };
 
 /* Old method - ELF header with PT_NOTE sections */
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 387ed0d9ad61..76b5d7ebdcc6 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -303,6 +303,12 @@ int rtas_token(const char *service)
 }
 EXPORT_SYMBOL(rtas_token);
 
+int rtas_service_present(const char *service)
+{
+        return rtas_token(service) != RTAS_UNKNOWN_SERVICE;
+}
+EXPORT_SYMBOL(rtas_service_present);
+
 #ifdef CONFIG_RTAS_ERROR_LOGGING
 /*
  * Return the firmware-specified size of the error log buffer
@@ -810,32 +816,6 @@ asmlinkage int ppc_rtas(struct rtas_args __user *uargs)
         return 0;
 }
 
-#ifdef CONFIG_HOTPLUG_CPU
-/* This version can't take the spinlock, because it never returns */
-static struct rtas_args rtas_stop_self_args = {
-        /* The token is initialized for real in setup_system() */
-        .token = RTAS_UNKNOWN_SERVICE,
-        .nargs = 0,
-        .nret = 1,
-        .rets = &rtas_stop_self_args.args[0],
-};
-
-void rtas_stop_self(void)
-{
-        struct rtas_args *rtas_args = &rtas_stop_self_args;
-
-        local_irq_disable();
-
-        BUG_ON(rtas_args->token == RTAS_UNKNOWN_SERVICE);
-
-        printk("cpu %u (hwid %u) Ready to die...\n",
-               smp_processor_id(), hard_smp_processor_id());
-        enter_rtas(__pa(rtas_args));
-
-        panic("Alas, I survived.\n");
-}
-#endif
-
 /*
  * Call early during boot, before mem init or bootmem, to retrieve the RTAS
  * informations from the device-tree and allocate the RMO buffer for userland
@@ -880,9 +860,6 @@ void __init rtas_initialize(void)
 #endif
         rtas_rmo_buf = lmb_alloc_base(RTAS_RMOBUF_MAX, PAGE_SIZE, rtas_region);
 
-#ifdef CONFIG_HOTPLUG_CPU
-        rtas_stop_self_args.token = rtas_token("stop-self");
-#endif /* CONFIG_HOTPLUG_CPU */
 #ifdef CONFIG_RTAS_ERROR_LOGGING
         rtas_last_error_token = rtas_token("rtas-last-error");
 #endif
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index 7d0f13fecc0e..0c4fcd34bfe5 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -193,7 +193,7 @@ static void free_flash_list(struct flash_block_list *f)
 
 static int rtas_flash_release(struct inode *inode, struct file *file)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_update_flash_t *uf;
         
         uf = (struct rtas_update_flash_t *) dp->data;
@@ -255,7 +255,7 @@ static void get_flash_status_msg(int status, char *buf)
 static ssize_t rtas_flash_read(struct file *file, char __user *buf,
                                size_t count, loff_t *ppos)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_update_flash_t *uf;
         char msg[RTAS_MSG_MAXLEN];
         int msglen;
@@ -299,7 +299,7 @@ void rtas_block_ctor(void *ptr, struct kmem_cache *cache, unsigned long flags)
 static ssize_t rtas_flash_write(struct file *file, const char __user *buffer,
                                 size_t count, loff_t *off)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_update_flash_t *uf;
         char *p;
         int next_free;
@@ -391,7 +391,7 @@ static void manage_flash(struct rtas_manage_flash_t *args_buf)
 static ssize_t manage_flash_read(struct file *file, char __user *buf,
                                size_t count, loff_t *ppos)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_manage_flash_t *args_buf;
         char msg[RTAS_MSG_MAXLEN];
         int msglen;
@@ -421,7 +421,7 @@ static ssize_t manage_flash_read(struct file *file, char __user *buf,
 static ssize_t manage_flash_write(struct file *file, const char __user *buf,
                                 size_t count, loff_t *off)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_manage_flash_t *args_buf;
         const char reject_str[] = "0";
         const char commit_str[] = "1";
@@ -492,7 +492,7 @@ static int get_validate_flash_msg(struct rtas_validate_flash_t *args_buf,
 static ssize_t validate_flash_read(struct file *file, char __user *buf,
                                size_t count, loff_t *ppos)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_validate_flash_t *args_buf;
         char msg[RTAS_MSG_MAXLEN];
         int msglen;
@@ -520,7 +520,7 @@ static ssize_t validate_flash_read(struct file *file, char __user *buf,
 static ssize_t validate_flash_write(struct file *file, const char __user *buf,
                                     size_t count, loff_t *off)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_validate_flash_t *args_buf;
         int rc;
 
@@ -569,7 +569,7 @@ done:
 
 static int validate_flash_release(struct inode *inode, struct file *file)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         struct rtas_validate_flash_t *args_buf;
 
         args_buf = (struct rtas_validate_flash_t *) dp->data;
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 63ed265b7f09..400ab2b946e7 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -181,6 +181,8 @@ SYSFS_PMCSETUP(pmc6, SPRN_PMC6);
 SYSFS_PMCSETUP(pmc7, SPRN_PMC7);
 SYSFS_PMCSETUP(pmc8, SPRN_PMC8);
 SYSFS_PMCSETUP(purr, SPRN_PURR);
+SYSFS_PMCSETUP(spurr, SPRN_SPURR);
+SYSFS_PMCSETUP(dscr, SPRN_DSCR);
 
 static SYSDEV_ATTR(mmcr0, 0600, show_mmcr0, store_mmcr0);
 static SYSDEV_ATTR(mmcr1, 0600, show_mmcr1, store_mmcr1);
@@ -194,6 +196,8 @@ static SYSDEV_ATTR(pmc6, 0600, show_pmc6, store_pmc6);
 static SYSDEV_ATTR(pmc7, 0600, show_pmc7, store_pmc7);
 static SYSDEV_ATTR(pmc8, 0600, show_pmc8, store_pmc8);
 static SYSDEV_ATTR(purr, 0600, show_purr, NULL);
+static SYSDEV_ATTR(spurr, 0600, show_spurr, NULL);
+static SYSDEV_ATTR(dscr, 0600, show_dscr, store_dscr);
 
 static void register_cpu_online(unsigned int cpu)
 {
@@ -231,6 +235,12 @@ static void register_cpu_online(unsigned int cpu)
 
         if (cpu_has_feature(CPU_FTR_PURR))
                 sysdev_create_file(s, &attr_purr);
+
+        if (cpu_has_feature(CPU_FTR_SPURR))
+                sysdev_create_file(s, &attr_spurr);
+
+        if (cpu_has_feature(CPU_FTR_DSCR))
+                sysdev_create_file(s, &attr_dscr);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
@@ -272,6 +282,12 @@ static void unregister_cpu_online(unsigned int cpu)
 
         if (cpu_has_feature(CPU_FTR_PURR))
                 sysdev_remove_file(s, &attr_purr);
+
+        if (cpu_has_feature(CPU_FTR_SPURR))
+                sysdev_remove_file(s, &attr_spurr);
+
+        if (cpu_has_feature(CPU_FTR_DSCR))
+                sysdev_remove_file(s, &attr_dscr);
 }
 #endif /* CONFIG_HOTPLUG_CPU */
 
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 0d4e203fa7a0..535f50665647 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -32,6 +32,7 @@
 #include <linux/kprobes.h>
 #include <linux/kexec.h>
 #include <linux/backlight.h>
+#include <linux/bug.h>
 
 #include <asm/kdebug.h>
 #include <asm/pgtable.h>
@@ -727,54 +728,9 @@ static int emulate_instruction(struct pt_regs *regs)
         return -EINVAL;
 }
 
-/*
- * Look through the list of trap instructions that are used for BUG(),
- * BUG_ON() and WARN_ON() and see if we hit one.  At this point we know
- * that the exception was caused by a trap instruction of some kind.
- * Returns 1 if we should continue (i.e. it was a WARN_ON) or 0
- * otherwise.
- */
-extern struct bug_entry __start___bug_table[], __stop___bug_table[];
-
-#ifndef CONFIG_MODULES
-#define module_find_bug(x)      NULL
-#endif
-
-struct bug_entry *find_bug(unsigned long bugaddr)
+int is_valid_bugaddr(unsigned long addr)
 {
-        struct bug_entry *bug;
-
-        for (bug = __start___bug_table; bug < __stop___bug_table; ++bug)
-                if (bugaddr == bug->bug_addr)
-                        return bug;
-        return module_find_bug(bugaddr);
-}
-
-static int check_bug_trap(struct pt_regs *regs)
-{
-        struct bug_entry *bug;
-        unsigned long addr;
-
-        if (regs->msr & MSR_PR)
-                return 0;       /* not in kernel */
-        addr = regs->nip;       /* address of trap instruction */
-        if (addr < PAGE_OFFSET)
-                return 0;
-        bug = find_bug(regs->nip);
-        if (bug == NULL)
-                return 0;
-        if (bug->line & BUG_WARNING_TRAP) {
-                /* this is a WARN_ON rather than BUG/BUG_ON */
-                printk(KERN_ERR "Badness in %s at %s:%ld\n",
-                       bug->function, bug->file,
-                       bug->line & ~BUG_WARNING_TRAP);
-                dump_stack();
-                return 1;
-        }
-        printk(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
-               bug->function, bug->file, bug->line);
-
-        return 0;
+        return is_kernel_addr(addr);
 }
 
 void __kprobes program_check_exception(struct pt_regs *regs)
@@ -782,6 +738,8 @@ void __kprobes program_check_exception(struct pt_regs *regs)
         unsigned int reason = get_reason(regs);
         extern int do_mathemu(struct pt_regs *regs);
 
+        /* We can now get here via a FP Unavailable exception if the core
+         * has no FPU, in that case no reason flags will be set */
 #ifdef CONFIG_MATH_EMULATION
         /* (reason & REASON_ILLEGAL) would be the obvious thing here,
          * but there seems to be a hardware bug on the 405GP (RevD)
@@ -808,7 +766,9 @@ void __kprobes program_check_exception(struct pt_regs *regs)
                         return;
                 if (debugger_bpt(regs))
                         return;
-                if (check_bug_trap(regs)) {
+
+                if (!(regs->msr & MSR_PR) &&  /* not user-mode */
+                    report_bug(regs->nip) == BUG_TRAP_TYPE_WARN) {
                         regs->nip += 4;
                         return;
                 }
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 04b98671a060..04b8e71bf5b0 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -62,11 +62,7 @@ SECTIONS
                 __stop___ex_table = .;
         }
 
-        __bug_table : {
-                __start___bug_table = .;
-                *(__bug_table)
-                __stop___bug_table = .;
-        }
+        BUG_TABLE
 
 /*
  * Init sections discarded at runtime
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 9da01dc8cfd9..262790910ff2 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -295,6 +295,63 @@ static unsigned long __init numa_enforce_memory_limit(unsigned long start,
         return lmb_end_of_DRAM() - start;
 }
 
+/*
+ * Extract NUMA information from the ibm,dynamic-reconfiguration-memory
+ * node.  This assumes n_mem_{addr,size}_cells have been set.
+ */
+static void __init parse_drconf_memory(struct device_node *memory)
+{
+        const unsigned int *lm, *dm, *aa;
+        unsigned int ls, ld, la;
+        unsigned int n, aam, aalen;
+        unsigned long lmb_size, size;
+        int nid, default_nid = 0;
+        unsigned int start, ai, flags;
+
+        lm = get_property(memory, "ibm,lmb-size", &ls);
+        dm = get_property(memory, "ibm,dynamic-memory", &ld);
+        aa = get_property(memory, "ibm,associativity-lookup-arrays", &la);
+        if (!lm || !dm || !aa ||
+            ls < sizeof(unsigned int) || ld < sizeof(unsigned int) ||
+            la < 2 * sizeof(unsigned int))
+                return;
+
+        lmb_size = read_n_cells(n_mem_size_cells, &lm);
+        n = *dm++;              /* number of LMBs */
+        aam = *aa++;            /* number of associativity lists */
+        aalen = *aa++;          /* length of each associativity list */
+        if (ld < (n * (n_mem_addr_cells + 4) + 1) * sizeof(unsigned int) ||
+            la < (aam * aalen + 2) * sizeof(unsigned int))
+                return;
+
+        for (; n != 0; --n) {
+                start = read_n_cells(n_mem_addr_cells, &dm);
+                ai = dm[2];
+                flags = dm[3];
+                dm += 4;
+                /* 0x80 == reserved, 0x8 = assigned to us */
+                if ((flags & 0x80) || !(flags & 0x8))
+                        continue;
+                nid = default_nid;
+                /* flags & 0x40 means associativity index is invalid */
+                if (min_common_depth > 0 && min_common_depth <= aalen &&
+                    (flags & 0x40) == 0 && ai < aam) {
+                        /* this is like of_node_to_nid_single */
+                        nid = aa[ai * aalen + min_common_depth - 1];
+                        if (nid == 0xffff || nid >= MAX_NUMNODES)
+                                nid = default_nid;
+                }
+                node_set_online(nid);
+
+                size = numa_enforce_memory_limit(start, lmb_size);
+                if (!size)
+                        continue;
+
+                add_active_range(nid, start >> PAGE_SHIFT,
+                                 (start >> PAGE_SHIFT) + (size >> PAGE_SHIFT));
+        }
+}
+
 static int __init parse_numa_properties(void)
 {
         struct device_node *cpu = NULL;
@@ -385,6 +442,14 @@ new_range:
                         goto new_range;
         }
 
+        /*
+         * Now do the same thing for each LMB listed in the ibm,dynamic-memory
+         * property in the ibm,dynamic-reconfiguration-memory node.
+         */
+        memory = of_find_node_by_path("/ibm,dynamic-reconfiguration-memory");
+        if (memory)
+                parse_drconf_memory(memory);
+
         return 0;
 }
 
diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c
index a375c15b4315..eaff71e74fb0 100644
--- a/arch/powerpc/platforms/52xx/lite5200.c
+++ b/arch/powerpc/platforms/52xx/lite5200.c
@@ -40,8 +40,6 @@
 #include <asm/prom.h>
 #include <asm/udbg.h>
 #include <sysdev/fsl_soc.h>
-#include <asm/qe.h>
-#include <asm/qe_ic.h>
 #include <asm/of_platform.h>
 
 #include <asm/mpc52xx.h>
diff --git a/arch/powerpc/platforms/cell/cbe_thermal.c b/arch/powerpc/platforms/cell/cbe_thermal.c
index 616a0a3fd0e2..70e0d968d30f 100644
--- a/arch/powerpc/platforms/cell/cbe_thermal.c
+++ b/arch/powerpc/platforms/cell/cbe_thermal.c
@@ -115,6 +115,7 @@ static struct sysdev_attribute attr_spu_temperature = {
 
 static struct attribute *spu_attributes[] = {
         &attr_spu_temperature.attr,
+        NULL,
 };
 
 static struct attribute_group spu_attribute_group = {
@@ -135,6 +136,7 @@ static struct sysdev_attribute attr_ppe_temperature1 = {
 static struct attribute *ppe_attributes[] = {
         &attr_ppe_temperature0.attr,
         &attr_ppe_temperature1.attr,
+        NULL,
 };
 
 static struct attribute_group ppe_attribute_group = {
diff --git a/arch/powerpc/platforms/cell/pmu.c b/arch/powerpc/platforms/cell/pmu.c
index 99c612025e8f..d04ae1671e6c 100644
--- a/arch/powerpc/platforms/cell/pmu.c
+++ b/arch/powerpc/platforms/cell/pmu.c
@@ -382,11 +382,14 @@ static irqreturn_t cbe_pm_irq(int irq, void *dev_id)
         return IRQ_HANDLED;
 }
 
-int __init cbe_init_pm_irq(void)
+static int __init cbe_init_pm_irq(void)
 {
         unsigned int irq;
         int rc, node;
 
+        if (!machine_is(cell))
+                return 0;
+
         for_each_node(node) {
                 irq = irq_create_mapping(NULL, IIC_IRQ_IOEX_PMI |
                                                (node << IIC_IRQ_NODE_SHIFT));
diff --git a/arch/powerpc/platforms/cell/spufs/coredump.c b/arch/powerpc/platforms/cell/spufs/coredump.c
index 26945c491f6b..725e19561159 100644
--- a/arch/powerpc/platforms/cell/spufs/coredump.c
+++ b/arch/powerpc/platforms/cell/spufs/coredump.c
@@ -147,7 +147,7 @@ static int spufs_arch_notes_size(void)
         struct fdtable *fdt = files_fdtable(current->files);
         int size = 0, fd;
 
-        for (fd = 0; fd < fdt->max_fdset && fd < fdt->max_fds; fd++) {
+        for (fd = 0; fd < fdt->max_fds; fd++) {
                 if (FD_ISSET(fd, fdt->open_fds)) {
                         struct file *file = fcheck(fd);
 
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index e3af9112c026..738b9244382f 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -205,7 +205,7 @@ static int spufs_dir_close(struct inode *inode, struct file *file)
         struct dentry *dir;
         int ret;
 
-        dir = file->f_dentry;
+        dir = file->f_path.dentry;
         parent = dir->d_parent->d_inode;
         ctx = SPUFS_I(dir->d_inode)->i_ctx;
 
@@ -363,7 +363,7 @@ static int spufs_gang_close(struct inode *inode, struct file *file)
         struct dentry *dir;
         int ret;
 
-        dir = file->f_dentry;
+        dir = file->f_path.dentry;
         parent = dir->d_parent->d_inode;
 
         ret = spufs_rmgang(parent, dir);
diff --git a/arch/powerpc/platforms/cell/spufs/syscalls.c b/arch/powerpc/platforms/cell/spufs/syscalls.c
index a6d1ae4dc2a3..8e37bdf4dfda 100644
--- a/arch/powerpc/platforms/cell/spufs/syscalls.c
+++ b/arch/powerpc/platforms/cell/spufs/syscalls.c
@@ -46,7 +46,7 @@ static long do_spu_run(struct file *filp,
         if (filp->f_op != &spufs_context_fops)
                 goto out;
 
-        i = SPUFS_I(filp->f_dentry->d_inode);
+        i = SPUFS_I(filp->f_path.dentry->d_inode);
         ret = spufs_run_spu(filp, i->i_ctx, &npc, &status);
 
         if (put_user(npc, unpc))
diff --git a/arch/powerpc/platforms/iseries/mf.c b/arch/powerpc/platforms/iseries/mf.c
index b5737d68d6c4..cff15ae24f6b 100644
--- a/arch/powerpc/platforms/iseries/mf.c
+++ b/arch/powerpc/platforms/iseries/mf.c
@@ -1178,7 +1178,7 @@ static ssize_t proc_mf_change_vmlinux(struct file *file,
                                       const char __user *buf,
                                       size_t count, loff_t *ppos)
 {
-        struct proc_dir_entry *dp = PDE(file->f_dentry->d_inode);
+        struct proc_dir_entry *dp = PDE(file->f_path.dentry->d_inode);
         ssize_t rc;
         dma_addr_t dma_addr;
         char *page;
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index 3a32deda765d..3f6a69f67195 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -562,7 +562,7 @@ void __init maple_pci_init(void)
         for (np = NULL; (np = of_get_next_child(root, np)) != NULL;) {
                 if (np->name == NULL)
                         continue;
-                if (strcmp(np->name, "pci") == 0) {
+                if (!strcmp(np->name, "pci") || !strcmp(np->name, "pcie")) {
                         if (add_bridge(np) == 0)
                                 of_node_get(np);
                 }
diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c
index 094989d50bab..f12d5c69e74d 100644
--- a/arch/powerpc/platforms/maple/setup.c
+++ b/arch/powerpc/platforms/maple/setup.c
@@ -60,6 +60,7 @@
 #include <asm/of_device.h>
 #include <asm/lmb.h>
 #include <asm/mpic.h>
+#include <asm/rtas.h>
 #include <asm/udbg.h>
 
 #include "maple.h"
@@ -166,6 +167,16 @@ struct smp_ops_t maple_smp_ops = {
 };
 #endif /* CONFIG_SMP */
 
+static void __init maple_use_rtas_reboot_and_halt_if_present(void)
+{
+        if (rtas_service_present("system-reboot") &&
+            rtas_service_present("power-off")) {
+                ppc_md.restart = rtas_restart;
+                ppc_md.power_off = rtas_power_off;
+                ppc_md.halt = rtas_halt;
+        }
+}
+
 void __init maple_setup_arch(void)
 {
         /* init to some ~sane value until calibrate_delay() runs */
@@ -181,6 +192,7 @@ void __init maple_setup_arch(void)
 #ifdef CONFIG_DUMMY_CONSOLE
         conswitchp = &dummy_con;
 #endif
+        maple_use_rtas_reboot_and_halt_if_present();
 
         printk(KERN_DEBUG "Using native/NAP idle loop\n");
 }
diff --git a/arch/powerpc/platforms/ps3/Kconfig b/arch/powerpc/platforms/ps3/Kconfig
index 451bfcd5502e..de52ec4e9e58 100644
--- a/arch/powerpc/platforms/ps3/Kconfig
+++ b/arch/powerpc/platforms/ps3/Kconfig
@@ -40,4 +40,15 @@ config PS3_USE_LPAR_ADDR
 
           If you have any doubt, choose the default y.
 
+config PS3_VUART
+        depends on PPC_PS3
+        bool "PS3 Virtual UART support"
+        default y
+        help
+          Include support for the PS3 Virtual UART.
+
+          This support is required for several system services
+          including the System Manager and AV Settings.  In
+          general, all users will say Y.
+
 endmenu
diff --git a/arch/powerpc/platforms/pseries/Makefile b/arch/powerpc/platforms/pseries/Makefile
index 997243a91be8..69590fbf83da 100644
--- a/arch/powerpc/platforms/pseries/Makefile
+++ b/arch/powerpc/platforms/pseries/Makefile
@@ -10,6 +10,8 @@ obj-$(CONFIG_XICS)	+= xics.o
 obj-$(CONFIG_SCANLOG)   += scanlog.o
 obj-$(CONFIG_EEH)       += eeh.o eeh_cache.o eeh_driver.o eeh_event.o
 
+obj-$(CONFIG_HOTPLUG_CPU)       += hotplug-cpu.o
+
 obj-$(CONFIG_HVC_CONSOLE)       += hvconsole.o
 obj-$(CONFIG_HVCS)              += hvcserver.o
 obj-$(CONFIG_HCALL_STATS)       += hvCall_inst.o
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c
index 3c2d63ebf787..da6e5362e7cd 100644
--- a/arch/powerpc/platforms/pseries/eeh.c
+++ b/arch/powerpc/platforms/pseries/eeh.c
@@ -337,6 +337,7 @@ int eeh_dn_check_failure(struct device_node *dn, struct pci_dev *dev)
                         printk (KERN_ERR "EEH: Device driver ignored %d bad reads, panicing\n",
                                 pdn->eeh_check_count);
                         dump_stack();
+                        msleep(5000);
                         
                         /* re-read the slot reset state */
                         if (read_slot_reset_state(pdn, rets) != 0)
diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c
index c2bc9904f1cb..cbd6b0711ab4 100644
--- a/arch/powerpc/platforms/pseries/eeh_driver.c
+++ b/arch/powerpc/platforms/pseries/eeh_driver.c
@@ -170,14 +170,19 @@ static void eeh_report_reset(struct pci_dev *dev, void *userdata)
 static void eeh_report_resume(struct pci_dev *dev, void *userdata)
 {
         struct pci_driver *driver = dev->driver;
+        struct device_node *dn = pci_device_to_OF_node(dev);
 
         dev->error_state = pci_channel_io_normal;
 
         if (!driver)
                 return;
-        if (!driver->err_handler)
-                return;
-        if (!driver->err_handler->resume)
+
+        if ((PCI_DN(dn)->eeh_mode) & EEH_MODE_IRQ_DISABLED) {
+                PCI_DN(dn)->eeh_mode &= ~EEH_MODE_IRQ_DISABLED;
+                enable_irq(dev->irq);
+        }
+        if (!driver->err_handler ||
+            !driver->err_handler->resume)
                 return;
 
         driver->err_handler->resume(dev);
@@ -407,6 +412,8 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event)
 
                 if (rc)
                         result = PCI_ERS_RESULT_NEED_RESET;
+                else
+                        result = PCI_ERS_RESULT_RECOVERED;
         }
 
         /* If any device has a hard failure, then shut off everything. */
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
new file mode 100644
index 000000000000..f460b9cbfd46
--- /dev/null
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -0,0 +1,275 @@
+/*
+ * pseries CPU Hotplug infrastructure.
+ *
+ * Split out from arch/powerpc/platforms/pseries/setup.c
+ *  arch/powerpc/kernel/rtas.c, and arch/powerpc/platforms/pseries/smp.c
+ *
+ * Peter Bergner, IBM   March 2001.
+ * Copyright (C) 2001 IBM.
+ * Dave Engebretsen, Peter Bergner, and
+ * Mike Corrigan {engebret|bergner|mikec}@us.ibm.com
+ * Plus various changes from other IBM teams...
+ *
+ * Copyright (C) 2006 Michael Ellerman, IBM Corporation
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License
+ *      as published by the Free Software Foundation; either version
+ *      2 of the License, or (at your option) any later version.
+ */
+
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/cpu.h>
+#include <asm/system.h>
+#include <asm/prom.h>
+#include <asm/rtas.h>
+#include <asm/firmware.h>
+#include <asm/machdep.h>
+#include <asm/vdso_datapage.h>
+#include <asm/pSeries_reconfig.h>
+#include "xics.h"
+
+/* This version can't take the spinlock, because it never returns */
+static struct rtas_args rtas_stop_self_args = {
+        .token = RTAS_UNKNOWN_SERVICE,
+        .nargs = 0,
+        .nret = 1,
+        .rets = &rtas_stop_self_args.args[0],
+};
+
+static void rtas_stop_self(void)
+{
+        struct rtas_args *args = &rtas_stop_self_args;
+
+        local_irq_disable();
+
+        BUG_ON(args->token == RTAS_UNKNOWN_SERVICE);
+
+        printk("cpu %u (hwid %u) Ready to die...\n",
+               smp_processor_id(), hard_smp_processor_id());
+        enter_rtas(__pa(args));
+
+        panic("Alas, I survived.\n");
+}
+
+static void pseries_mach_cpu_die(void)
+{
+        local_irq_disable();
+        idle_task_exit();
+        xics_teardown_cpu(0);
+        rtas_stop_self();
+        /* Should never get here... */
+        BUG();
+        for(;;);
+}
+
+static int qcss_tok;    /* query-cpu-stopped-state token */
+
+/* Get state of physical CPU.
+ * Return codes:
+ *      0       - The processor is in the RTAS stopped state
+ *      1       - stop-self is in progress
+ *      2       - The processor is not in the RTAS stopped state
+ *      -1      - Hardware Error
+ *      -2      - Hardware Busy, Try again later.
+ */
+static int query_cpu_stopped(unsigned int pcpu)
+{
+        int cpu_status, status;
+
+        status = rtas_call(qcss_tok, 1, 2, &cpu_status, pcpu);
+        if (status != 0) {
+                printk(KERN_ERR
+                       "RTAS query-cpu-stopped-state failed: %i\n", status);
+                return status;
+        }
+
+        return cpu_status;
+}
+
+static int pseries_cpu_disable(void)
+{
+        int cpu = smp_processor_id();
+
+        cpu_clear(cpu, cpu_online_map);
+        vdso_data->processorCount--;
+
+        /*fix boot_cpuid here*/
+        if (cpu == boot_cpuid)
+                boot_cpuid = any_online_cpu(cpu_online_map);
+
+        /* FIXME: abstract this to not be platform specific later on */
+        xics_migrate_irqs_away();
+        return 0;
+}
+
+static void pseries_cpu_die(unsigned int cpu)
+{
+        int tries;
+        int cpu_status;
+        unsigned int pcpu = get_hard_smp_processor_id(cpu);
+
+        for (tries = 0; tries < 25; tries++) {
+                cpu_status = query_cpu_stopped(pcpu);
+                if (cpu_status == 0 || cpu_status == -1)
+                        break;
+                msleep(200);
+        }
+        if (cpu_status != 0) {
+                printk("Querying DEAD? cpu %i (%i) shows %i\n",
+                       cpu, pcpu, cpu_status);
+        }
+
+        /* Isolation and deallocation are definatly done by
+         * drslot_chrp_cpu.  If they were not they would be
+         * done here.  Change isolate state to Isolate and
+         * change allocation-state to Unusable.
+         */
+        paca[cpu].cpu_start = 0;
+}
+
+/*
+ * Update cpu_present_map and paca(s) for a new cpu node.  The wrinkle
+ * here is that a cpu device node may represent up to two logical cpus
+ * in the SMT case.  We must honor the assumption in other code that
+ * the logical ids for sibling SMT threads x and y are adjacent, such
+ * that x^1 == y and y^1 == x.
+ */
+static int pseries_add_processor(struct device_node *np)
+{
+        unsigned int cpu;
+        cpumask_t candidate_map, tmp = CPU_MASK_NONE;
+        int err = -ENOSPC, len, nthreads, i;
+        const u32 *intserv;
+
+        intserv = get_property(np, "ibm,ppc-interrupt-server#s", &len);
+        if (!intserv)
+                return 0;
+
+        nthreads = len / sizeof(u32);
+        for (i = 0; i < nthreads; i++)
+                cpu_set(i, tmp);
+
+        lock_cpu_hotplug();
+
+        BUG_ON(!cpus_subset(cpu_present_map, cpu_possible_map));
+
+        /* Get a bitmap of unoccupied slots. */
+        cpus_xor(candidate_map, cpu_possible_map, cpu_present_map);
+        if (cpus_empty(candidate_map)) {
+                /* If we get here, it most likely means that NR_CPUS is
+                 * less than the partition's max processors setting.
+                 */
+                printk(KERN_ERR "Cannot add cpu %s; this system configuration"
+                       " supports %d logical cpus.\n", np->full_name,
+                       cpus_weight(cpu_possible_map));
+                goto out_unlock;
+        }
+
+        while (!cpus_empty(tmp))
+                if (cpus_subset(tmp, candidate_map))
+                        /* Found a range where we can insert the new cpu(s) */
+                        break;
+                else
+                        cpus_shift_left(tmp, tmp, nthreads);
+
+        if (cpus_empty(tmp)) {
+                printk(KERN_ERR "Unable to find space in cpu_present_map for"
+                       " processor %s with %d thread(s)\n", np->name,
+                       nthreads);
+                goto out_unlock;
+        }
+
+        for_each_cpu_mask(cpu, tmp) {
+                BUG_ON(cpu_isset(cpu, cpu_present_map));
+                cpu_set(cpu, cpu_present_map);
+                set_hard_smp_processor_id(cpu, *intserv++);
+        }
+        err = 0;
+out_unlock:
+        unlock_cpu_hotplug();
+        return err;
+}
+
+/*
+ * Update the present map for a cpu node which is going away, and set
+ * the hard id in the paca(s) to -1 to be consistent with boot time
+ * convention for non-present cpus.
+ */
+static void pseries_remove_processor(struct device_node *np)
+{
+        unsigned int cpu;
+        int len, nthreads, i;
+        const u32 *intserv;
+
+        intserv = get_property(np, "ibm,ppc-interrupt-server#s", &len);
+        if (!intserv)
+                return;
+
+        nthreads = len / sizeof(u32);
+
+        lock_cpu_hotplug();
+        for (i = 0; i < nthreads; i++) {
+                for_each_present_cpu(cpu) {
+                        if (get_hard_smp_processor_id(cpu) != intserv[i])
+                                continue;
+                        BUG_ON(cpu_online(cpu));
+                        cpu_clear(cpu, cpu_present_map);
+                        set_hard_smp_processor_id(cpu, -1);
+                        break;
+                }
+                if (cpu == NR_CPUS)
+                        printk(KERN_WARNING "Could not find cpu to remove "
+                               "with physical id 0x%x\n", intserv[i]);
+        }
+        unlock_cpu_hotplug();
+}
+
+static int pseries_smp_notifier(struct notifier_block *nb,
+                                unsigned long action, void *node)
+{
+        int err = NOTIFY_OK;
+
+        switch (action) {
+        case PSERIES_RECONFIG_ADD:
+                if (pseries_add_processor(node))
+                        err = NOTIFY_BAD;
+                break;
+        case PSERIES_RECONFIG_REMOVE:
+                pseries_remove_processor(node);
+                break;
+        default:
+                err = NOTIFY_DONE;
+                break;
+        }
+        return err;
+}
+
+static struct notifier_block pseries_smp_nb = {
+        .notifier_call = pseries_smp_notifier,
+};
+
+static int __init pseries_cpu_hotplug_init(void)
+{
+        rtas_stop_self_args.token = rtas_token("stop-self");
+        qcss_tok = rtas_token("query-cpu-stopped-state");
+
+        if (rtas_stop_self_args.token == RTAS_UNKNOWN_SERVICE ||
+                        qcss_tok == RTAS_UNKNOWN_SERVICE) {
+                printk(KERN_INFO "CPU Hotplug not supported by firmware "
+                                "- disabling.\n");
+                return 0;
+        }
+
+        ppc_md.cpu_die = pseries_mach_cpu_die;
+        smp_ops->cpu_disable = pseries_cpu_disable;
+        smp_ops->cpu_die = pseries_cpu_die;
+
+        /* Processors can be added/removed only on LPAR */
+        if (firmware_has_feature(FW_FEATURE_LPAR))
+                pSeries_reconfig_notifier_register(&pseries_smp_nb);
+
+        return 0;
+}
+arch_initcall(pseries_cpu_hotplug_init);
diff --git a/arch/powerpc/platforms/pseries/hvCall_inst.c b/arch/powerpc/platforms/pseries/hvCall_inst.c
index 446e17d162a5..80181c4c49eb 100644
--- a/arch/powerpc/platforms/pseries/hvCall_inst.c
+++ b/arch/powerpc/platforms/pseries/hvCall_inst.c
@@ -85,7 +85,7 @@ static int hcall_inst_seq_open(struct inode *inode, struct file *file)
 
         rc = seq_open(file, &hcall_inst_seq_ops);
         seq = file->private_data;
-        seq->private = file->f_dentry->d_inode->i_private;
+        seq->private = file->f_path.dentry->d_inode->i_private;
 
         return rc;
 }
diff --git a/arch/powerpc/platforms/pseries/scanlog.c b/arch/powerpc/platforms/pseries/scanlog.c
index 77a5bb1d9c30..45368a57d7dd 100644
--- a/arch/powerpc/platforms/pseries/scanlog.c
+++ b/arch/powerpc/platforms/pseries/scanlog.c
@@ -47,7 +47,7 @@ static struct proc_dir_entry *proc_ppc64_scan_log_dump;	/* The proc file */
 static ssize_t scanlog_read(struct file *file, char __user *buf,
                             size_t count, loff_t *ppos)
 {
-        struct inode * inode = file->f_dentry->d_inode;
+        struct inode * inode = file->f_path.dentry->d_inode;
         struct proc_dir_entry *dp;
         unsigned int *data;
         int status;
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 0dc2548ca9bc..042ecae107ac 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -347,21 +347,6 @@ static int __init pSeries_init_panel(void)
 }
 arch_initcall(pSeries_init_panel);
 
-#ifdef CONFIG_HOTPLUG_CPU
-static void pSeries_mach_cpu_die(void)
-{
-        local_irq_disable();
-        idle_task_exit();
-        xics_teardown_cpu(0);
-        rtas_stop_self();
-        /* Should never get here... */
-        BUG();
-        for(;;);
-}
-#else
-#define pSeries_mach_cpu_die NULL
-#endif
-
 static int pseries_set_dabr(unsigned long dabr)
 {
         return plpar_hcall_norets(H_SET_DABR, dabr);
@@ -437,19 +422,14 @@ static int __init pSeries_probe_hypertas(unsigned long node,
         if (of_get_flat_dt_prop(node, "ibm,hypertas-functions", NULL) != NULL)
                 powerpc_firmware_features |= FW_FEATURE_LPAR;
 
-        if (firmware_has_feature(FW_FEATURE_LPAR))
-                hpte_init_lpar();
-        else
-                hpte_init_native();
-
         return 1;
 }
 
 static int __init pSeries_probe(void)
 {
         unsigned long root = of_get_flat_dt_root();
-        char *dtype = of_get_flat_dt_prop(of_get_flat_dt_root(),
-                                          "device_type", NULL);
+        char *dtype = of_get_flat_dt_prop(root, "device_type", NULL);
+
         if (dtype == NULL)
                 return 0;
         if (strcmp(dtype, "chrp"))
@@ -467,6 +447,11 @@ static int __init pSeries_probe(void)
         /* Now try to figure out if we are running on LPAR */
         of_scan_flat_dt(pSeries_probe_hypertas, NULL);
 
+        if (firmware_has_feature(FW_FEATURE_LPAR))
+                hpte_init_lpar();
+        else
+                hpte_init_native();
+
         DBG("Machine is%s LPAR !\n",
             (powerpc_firmware_features & FW_FEATURE_LPAR) ? "" : " not");
 
@@ -561,7 +546,6 @@ define_machine(pseries) {
         .power_off              = rtas_power_off,
         .halt                   = rtas_halt,
         .panic                  = rtas_os_term,
-        .cpu_die                = pSeries_mach_cpu_die,
         .get_boot_time          = rtas_get_boot_time,
         .get_rtc_time           = rtas_get_rtc_time,
         .set_rtc_time           = rtas_set_rtc_time,
diff --git a/arch/powerpc/platforms/pseries/smp.c b/arch/powerpc/platforms/pseries/smp.c
index c6624b8a0e77..4408518eaebe 100644
--- a/arch/powerpc/platforms/pseries/smp.c
+++ b/arch/powerpc/platforms/pseries/smp.c
@@ -64,197 +64,6 @@ static cpumask_t of_spin_map;
 
 extern void generic_secondary_smp_init(unsigned long);
 
-#ifdef CONFIG_HOTPLUG_CPU
-
-/* Get state of physical CPU.
- * Return codes:
- *      0       - The processor is in the RTAS stopped state
- *      1       - stop-self is in progress
- *      2       - The processor is not in the RTAS stopped state
- *      -1      - Hardware Error
- *      -2      - Hardware Busy, Try again later.
- */
-static int query_cpu_stopped(unsigned int pcpu)
-{
-        int cpu_status;
-        int status, qcss_tok;
-
-        qcss_tok = rtas_token("query-cpu-stopped-state");
-        if (qcss_tok == RTAS_UNKNOWN_SERVICE)
-                return -1;
-        status = rtas_call(qcss_tok, 1, 2, &cpu_status, pcpu);
-        if (status != 0) {
-                printk(KERN_ERR
-                       "RTAS query-cpu-stopped-state failed: %i\n", status);
-                return status;
-        }
-
-        return cpu_status;
-}
-
-static int pSeries_cpu_disable(void)
-{
-        int cpu = smp_processor_id();
-
-        cpu_clear(cpu, cpu_online_map);
-        vdso_data->processorCount--;
-
-        /*fix boot_cpuid here*/
-        if (cpu == boot_cpuid)
-                boot_cpuid = any_online_cpu(cpu_online_map);
-
-        /* FIXME: abstract this to not be platform specific later on */
-        xics_migrate_irqs_away();
-        return 0;
-}
-
-static void pSeries_cpu_die(unsigned int cpu)
-{
-        int tries;
-        int cpu_status;
-        unsigned int pcpu = get_hard_smp_processor_id(cpu);
-
-        for (tries = 0; tries < 25; tries++) {
-                cpu_status = query_cpu_stopped(pcpu);
-                if (cpu_status == 0 || cpu_status == -1)
-                        break;
-                msleep(200);
-        }
-        if (cpu_status != 0) {
-                printk("Querying DEAD? cpu %i (%i) shows %i\n",
-                       cpu, pcpu, cpu_status);
-        }
-
-        /* Isolation and deallocation are definatly done by
-         * drslot_chrp_cpu.  If they were not they would be
-         * done here.  Change isolate state to Isolate and
-         * change allocation-state to Unusable.
-         */
-        paca[cpu].cpu_start = 0;
-}
-
-/*
- * Update cpu_present_map and paca(s) for a new cpu node.  The wrinkle
- * here is that a cpu device node may represent up to two logical cpus
- * in the SMT case.  We must honor the assumption in other code that
- * the logical ids for sibling SMT threads x and y are adjacent, such
- * that x^1 == y and y^1 == x.
- */
-static int pSeries_add_processor(struct device_node *np)
-{
-        unsigned int cpu;
-        cpumask_t candidate_map, tmp = CPU_MASK_NONE;
-        int err = -ENOSPC, len, nthreads, i;
-        const u32 *intserv;
-
-        intserv = get_property(np, "ibm,ppc-interrupt-server#s", &len);
-        if (!intserv)
-                return 0;
-
-        nthreads = len / sizeof(u32);
-        for (i = 0; i < nthreads; i++)
-                cpu_set(i, tmp);
-
-        lock_cpu_hotplug();
-
-        BUG_ON(!cpus_subset(cpu_present_map, cpu_possible_map));
-
-        /* Get a bitmap of unoccupied slots. */
-        cpus_xor(candidate_map, cpu_possible_map, cpu_present_map);
-        if (cpus_empty(candidate_map)) {
-                /* If we get here, it most likely means that NR_CPUS is
-                 * less than the partition's max processors setting.
-                 */
-                printk(KERN_ERR "Cannot add cpu %s; this system configuration"
-                       " supports %d logical cpus.\n", np->full_name,
-                       cpus_weight(cpu_possible_map));
-                goto out_unlock;
-        }
-
-        while (!cpus_empty(tmp))
-                if (cpus_subset(tmp, candidate_map))
-                        /* Found a range where we can insert the new cpu(s) */
-                        break;
-                else
-                        cpus_shift_left(tmp, tmp, nthreads);
-
-        if (cpus_empty(tmp)) {
-                printk(KERN_ERR "Unable to find space in cpu_present_map for"
-                       " processor %s with %d thread(s)\n", np->name,
-                       nthreads);
-                goto out_unlock;
-        }
-
-        for_each_cpu_mask(cpu, tmp) {
-                BUG_ON(cpu_isset(cpu, cpu_present_map));
-                cpu_set(cpu, cpu_present_map);
-                set_hard_smp_processor_id(cpu, *intserv++);
-        }
-        err = 0;
-out_unlock:
-        unlock_cpu_hotplug();
-        return err;
-}
-
-/*
- * Update the present map for a cpu node which is going away, and set
- * the hard id in the paca(s) to -1 to be consistent with boot time
- * convention for non-present cpus.
- */
-static void pSeries_remove_processor(struct device_node *np)
-{
-        unsigned int cpu;
-        int len, nthreads, i;
-        const u32 *intserv;
-
-        intserv = get_property(np, "ibm,ppc-interrupt-server#s", &len);
-        if (!intserv)
-                return;
-
-        nthreads = len / sizeof(u32);
-
-        lock_cpu_hotplug();
-        for (i = 0; i < nthreads; i++) {
-                for_each_present_cpu(cpu) {
-                        if (get_hard_smp_processor_id(cpu) != intserv[i])
-                                continue;
-                        BUG_ON(cpu_online(cpu));
-                        cpu_clear(cpu, cpu_present_map);
-                        set_hard_smp_processor_id(cpu, -1);
-                        break;
-                }
-                if (cpu == NR_CPUS)
-                        printk(KERN_WARNING "Could not find cpu to remove "
-                               "with physical id 0x%x\n", intserv[i]);
-        }
-        unlock_cpu_hotplug();
-}
-
-static int pSeries_smp_notifier(struct notifier_block *nb, unsigned long action, void *node)
-{
-        int err = NOTIFY_OK;
-
-        switch (action) {
-        case PSERIES_RECONFIG_ADD:
-                if (pSeries_add_processor(node))
-                        err = NOTIFY_BAD;
-                break;
-        case PSERIES_RECONFIG_REMOVE:
-                pSeries_remove_processor(node);
-                break;
-        default:
-                err = NOTIFY_DONE;
-                break;
-        }
-        return err;
-}
-
-static struct notifier_block pSeries_smp_nb = {
-        .notifier_call = pSeries_smp_notifier,
-};
-
-#endif /* CONFIG_HOTPLUG_CPU */
-
 /**
  * smp_startup_cpu() - start the given cpu
  *
@@ -422,15 +231,6 @@ static void __init smp_init_pseries(void)
 
         DBG(" -> smp_init_pSeries()\n");
 
-#ifdef CONFIG_HOTPLUG_CPU
-        smp_ops->cpu_disable = pSeries_cpu_disable;
-        smp_ops->cpu_die = pSeries_cpu_die;
-
-        /* Processors can be added/removed only on LPAR */
-        if (firmware_has_feature(FW_FEATURE_LPAR))
-                pSeries_reconfig_notifier_register(&pSeries_smp_nb);
-#endif
-
         /* Mark threads which are still spinning in hold loops. */
         if (cpu_has_feature(CPU_FTR_SMT)) {
                 for_each_present_cpu(i) { 
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index 6cc34597a620..04d4917eb303 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -5,7 +5,8 @@ endif
 obj-$(CONFIG_MPIC)              += mpic.o
 obj-$(CONFIG_PPC_INDIRECT_PCI)  += indirect_pci.o
 obj-$(CONFIG_PPC_MPC106)        += grackle.o
-obj-$(CONFIG_PPC_DCR)           += dcr.o dcr-low.o
+obj-$(CONFIG_PPC_DCR)           += dcr.o
+obj-$(CONFIG_PPC_DCR_NATIVE)    += dcr-low.o
 obj-$(CONFIG_U3_DART)           += dart_iommu.o
 obj-$(CONFIG_MMIO_NVRAM)        += mmio_nvram.o
 obj-$(CONFIG_FSL_SOC)           += fsl_soc.o
diff --git a/arch/powerpc/sysdev/dcr.S b/arch/powerpc/sysdev/dcr.S
deleted file mode 100644
index 2078f39e2f17..000000000000
--- a/arch/powerpc/sysdev/dcr.S
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * "Indirect" DCR access
- *
- * Copyright (c) 2004 Eugene Surovegin <ebs@ebshome.net>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under  the terms of  the GNU General Public License as published by the
- * Free Software Foundation;  either version 2 of the License, or (at your
- * option) any later version.
- */
-
-#include <asm/ppc_asm.h>
-#include <asm/processor.h>
-
-#define DCR_ACCESS_PROLOG(table) \
-        rlwinm  r3,r3,4,18,27;   \
-        lis     r5,table@h;      \
-        ori     r5,r5,table@l;   \
-        add     r3,r3,r5;        \
-        mtctr   r3;              \
-        bctr
-
-_GLOBAL(__mfdcr)
-        DCR_ACCESS_PROLOG(__mfdcr_table)
-
-_GLOBAL(__mtdcr)
-        DCR_ACCESS_PROLOG(__mtdcr_table)
-
-__mfdcr_table:
-        mfdcr  r3,0; blr
-__mtdcr_table:
-        mtdcr  0,r4; blr
-
-dcr     = 1
-        .rept   1023
-        mfdcr   r3,dcr; blr
-        mtdcr   dcr,r4; blr
-        dcr     = dcr + 1
-        .endr
diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index 6995f51b9488..74e48d94f27c 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -223,23 +223,15 @@ static void qe_ic_mask_irq(unsigned int virq)
         qe_ic_write(qe_ic->regs, qe_ic_info[src].mask_reg,
                     temp & ~qe_ic_info[src].mask);
 
-        spin_unlock_irqrestore(&qe_ic_lock, flags);
-}
-
-static void qe_ic_mask_irq_and_ack(unsigned int virq)
-{
-        struct qe_ic *qe_ic = qe_ic_from_irq(virq);
-        unsigned int src = virq_to_hw(virq);
-        unsigned long flags;
-        u32 temp;
-
-        spin_lock_irqsave(&qe_ic_lock, flags);
-
-        temp = qe_ic_read(qe_ic->regs, qe_ic_info[src].mask_reg);
-        qe_ic_write(qe_ic->regs, qe_ic_info[src].mask_reg,
-                    temp & ~qe_ic_info[src].mask);
-
-        /* There is nothing to do for ack here, ack is handled in ISR */
+        /* Flush the above write before enabling interrupts; otherwise,
+         * spurious interrupts will sometimes happen.  To be 100% sure
+         * that the write has reached the device before interrupts are
+         * enabled, the mask register would have to be read back; however,
+         * this is not required for correctness, only to avoid wasting
+         * time on a large number of spurious interrupts.  In testing,
+         * a sync reduced the observed spurious interrupts to zero.
+         */
+        mb();
 
         spin_unlock_irqrestore(&qe_ic_lock, flags);
 }
@@ -248,7 +240,7 @@ static struct irq_chip qe_ic_irq_chip = {
         .typename = " QEIC  ",
         .unmask = qe_ic_unmask_irq,
         .mask = qe_ic_mask_irq,
-        .mask_ack = qe_ic_mask_irq_and_ack,
+        .mask_ack = qe_ic_mask_irq,
 };
 
 static int qe_ic_host_match(struct irq_host *h, struct device_node *node)
@@ -331,34 +323,22 @@ unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
         return irq_linear_revmap(qe_ic->irqhost, irq);
 }
 
-/* FIXME: We mask all the QE Low interrupts while handling.  We should
- * let other interrupt come in, but BAD interrupts are generated */
 void fastcall qe_ic_cascade_low(unsigned int irq, struct irq_desc *desc)
 {
         struct qe_ic *qe_ic = desc->handler_data;
-        struct irq_chip *chip = irq_desc[irq].chip;
-
         unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);
 
-        chip->mask_ack(irq);
         if (cascade_irq != NO_IRQ)
                 generic_handle_irq(cascade_irq);
-        chip->unmask(irq);
 }
 
-/* FIXME: We mask all the QE High interrupts while handling.  We should
- * let other interrupt come in, but BAD interrupts are generated */
 void fastcall qe_ic_cascade_high(unsigned int irq, struct irq_desc *desc)
 {
         struct qe_ic *qe_ic = desc->handler_data;
-        struct irq_chip *chip = irq_desc[irq].chip;
-
         unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);
 
-        chip->mask_ack(irq);
         if (cascade_irq != NO_IRQ)
                 generic_handle_irq(cascade_irq);
-        chip->unmask(irq);
 }
 
 void __init qe_ic_init(struct device_node *node, unsigned int flags)
diff --git a/arch/powerpc/sysdev/rom.c b/arch/powerpc/sysdev/rom.c
index bf5b3f10e6c6..c855a3b298a3 100644
--- a/arch/powerpc/sysdev/rom.c
+++ b/arch/powerpc/sysdev/rom.c
@@ -9,6 +9,7 @@
 
 #include <linux/kernel.h>
 #include <asm/of_device.h>
+#include <asm/of_platform.h>
 
 static int __init powerpc_flash_init(void)
 {
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index a34ed49e0356..77540a2f7704 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -22,6 +22,7 @@
 #include <linux/sysrq.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
+#include <linux/bug.h>
 
 #include <asm/ptrace.h>
 #include <asm/string.h>
@@ -35,7 +36,6 @@
 #include <asm/cputable.h>
 #include <asm/rtas.h>
 #include <asm/sstep.h>
-#include <asm/bug.h>
 #include <asm/irq_regs.h>
 #include <asm/spu.h>
 #include <asm/spu_priv1.h>
@@ -1346,7 +1346,7 @@ static void backtrace(struct pt_regs *excp)
 
 static void print_bug_trap(struct pt_regs *regs)
 {
-        struct bug_entry *bug;
+        const struct bug_entry *bug;
         unsigned long addr;
 
         if (regs->msr & MSR_PR)
@@ -1357,11 +1357,11 @@ static void print_bug_trap(struct pt_regs *regs)
         bug = find_bug(regs->nip);
         if (bug == NULL)
                 return;
-        if (bug->line & BUG_WARNING_TRAP)
+        if (is_warning_bug(bug))
                 return;
 
-        printf("kernel BUG in %s at %s:%d!\n",
-               bug->function, bug->file, (unsigned int)bug->line);
+        printf("kernel BUG at %s:%u!\n",
+               bug->file, bug->line);
 }
 
 void excprint(struct pt_regs *fp)
diff --git a/arch/ppc/8xx_io/cs4218_tdm.c b/arch/ppc/8xx_io/cs4218_tdm.c
index 959d31c26cbb..c71ef3c2e7bf 100644
--- a/arch/ppc/8xx_io/cs4218_tdm.c
+++ b/arch/ppc/8xx_io/cs4218_tdm.c
@@ -2165,7 +2165,7 @@ static int sq_release(struct inode *inode, struct file *file)
         int rc = 0;
 
         if (sq.busy)
-                rc = sq_fsync(file, file->f_dentry);
+                rc = sq_fsync(file, file->f_path.dentry);
         sound.soft = sound.dsp;
         sound.hard = sound.dsp;
         sound_silence();
@@ -2218,25 +2218,25 @@ static int sq_ioctl(struct inode *inode, struct file *file, u_int cmd,
                 return 0;
         case SNDCTL_DSP_POST:
         case SNDCTL_DSP_SYNC:
-                return sq_fsync(file, file->f_dentry);
+                return sq_fsync(file, file->f_path.dentry);
 
                 /* ++TeSche: before changing any of these it's
                  * probably wise to wait until sound playing has
                  * settled down. */
         case SNDCTL_DSP_SPEED:
-                sq_fsync(file, file->f_dentry);
+                sq_fsync(file, file->f_path.dentry);
                 IOCTL_IN(arg, data);
                 return IOCTL_OUT(arg, sound_set_speed(data));
         case SNDCTL_DSP_STEREO:
-                sq_fsync(file, file->f_dentry);
+                sq_fsync(file, file->f_path.dentry);
                 IOCTL_IN(arg, data);
                 return IOCTL_OUT(arg, sound_set_stereo(data));
         case SOUND_PCM_WRITE_CHANNELS:
-                sq_fsync(file, file->f_dentry);
+                sq_fsync(file, file->f_path.dentry);
                 IOCTL_IN(arg, data);
                 return IOCTL_OUT(arg, sound_set_stereo(data-1)+1);
         case SNDCTL_DSP_SETFMT:
-                sq_fsync(file, file->f_dentry);
+                sq_fsync(file, file->f_path.dentry);
                 IOCTL_IN(arg, data);
                 return IOCTL_OUT(arg, sound_set_format(data));
         case SNDCTL_DSP_GETFMTS:
diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig
index edf71a4ecc95..692b5ba53209 100644
--- a/arch/ppc/Kconfig
+++ b/arch/ppc/Kconfig
@@ -19,6 +19,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default y
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_HWEIGHT
         bool
         default y
@@ -52,6 +60,11 @@ config ARCH_MAY_HAVE_PC_FDC
         bool
         default y
 
+config GENERIC_BUG
+        bool
+        default y
+        depends on BUG
+
 source "init/Kconfig"
 
 menu "Processor"
diff --git a/arch/ppc/kernel/pci.c b/arch/ppc/kernel/pci.c
index 63808e01cb0b..5e723c4c2571 100644
--- a/arch/ppc/kernel/pci.c
+++ b/arch/ppc/kernel/pci.c
@@ -879,7 +879,7 @@ pci_resource_to_bus(struct pci_dev *pdev, struct resource *res)
 
 
 static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
-                                               unsigned long *offset,
+                                               resource_size_t *offset,
                                                enum pci_mmap_state mmap_state)
 {
         struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
@@ -891,7 +891,9 @@ static struct resource *__pci_mmap_make_offset(struct pci_dev *dev,
 
         /* If memory, add on the PCI bridge address offset */
         if (mmap_state == pci_mmap_mem) {
+#if 0 /* See comment in pci_resource_to_user() for why this is disabled */
                 *offset += hose->pci_mem_offset;
+#endif
                 res_bit = IORESOURCE_MEM;
         } else {
                 io_offset = hose->io_base_virt - ___IO_BASE;
@@ -1030,7 +1032,7 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
                         enum pci_mmap_state mmap_state,
                         int write_combine)
 {
-        unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
+        resource_size_t offset = vma->vm_pgoff << PAGE_SHIFT;
         struct resource *rp;
         int ret;
 
@@ -1132,21 +1134,42 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar,
                           resource_size_t *start, resource_size_t *end)
 {
         struct pci_controller *hose = pci_bus_to_hose(dev->bus->number);
-        unsigned long offset = 0;
+        resource_size_t offset = 0;
 
         if (hose == NULL)
                 return;
 
         if (rsrc->flags & IORESOURCE_IO)
-                offset = ___IO_BASE - hose->io_base_virt + hose->io_base_phys;
+                offset = (unsigned long)hose->io_base_virt - _IO_BASE;
+
+        /* We pass a fully fixed up address to userland for MMIO instead of
+         * a BAR value because X is lame and expects to be able to use that
+         * to pass to /dev/mem !
+         *
+         * That means that we'll have potentially 64 bits values where some
+         * userland apps only expect 32 (like X itself since it thinks only
+         * Sparc has 64 bits MMIO) but if we don't do that, we break it on
+         * 32 bits CHRPs :-(
+         *
+         * Hopefully, the sysfs insterface is immune to that gunk. Once X
+         * has been fixed (and the fix spread enough), we can re-enable the
+         * 2 lines below and pass down a BAR value to userland. In that case
+         * we'll also have to re-enable the matching code in
+         * __pci_mmap_make_offset().
+         *
+         * BenH.
+         */
+#if 0
+        else if (rsrc->flags & IORESOURCE_MEM)
+                offset = hose->pci_mem_offset;
+#endif
 
-        *start = rsrc->start + offset;
-        *end = rsrc->end + offset;
+        *start = rsrc->start - offset;
+        *end = rsrc->end - offset;
 }
 
-void __init
-pci_init_resource(struct resource *res, unsigned long start, unsigned long end,
-                  int flags, char *name)
+void __init pci_init_resource(struct resource *res, resource_size_t start,
+                              resource_size_t end, int flags, char *name)
 {
         res->start = start;
         res->end = end;
diff --git a/arch/ppc/kernel/traps.c b/arch/ppc/kernel/traps.c
index 2f835b9e95e4..810f7aa72e92 100644
--- a/arch/ppc/kernel/traps.c
+++ b/arch/ppc/kernel/traps.c
@@ -28,6 +28,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/prctl.h>
+#include <linux/bug.h>
 
 #include <asm/pgtable.h>
 #include <asm/uaccess.h>
@@ -559,64 +560,9 @@ static void emulate_single_step(struct pt_regs *regs)
         }
 }
 
-/*
- * Look through the list of trap instructions that are used for BUG(),
- * BUG_ON() and WARN_ON() and see if we hit one.  At this point we know
- * that the exception was caused by a trap instruction of some kind.
- * Returns 1 if we should continue (i.e. it was a WARN_ON) or 0
- * otherwise.
- */
-extern struct bug_entry __start___bug_table[], __stop___bug_table[];
-
-#ifndef CONFIG_MODULES
-#define module_find_bug(x)      NULL
-#endif
-
-struct bug_entry *find_bug(unsigned long bugaddr)
-{
-        struct bug_entry *bug;
-
-        for (bug = __start___bug_table; bug < __stop___bug_table; ++bug)
-                if (bugaddr == bug->bug_addr)
-                        return bug;
-        return module_find_bug(bugaddr);
-}
-
-int check_bug_trap(struct pt_regs *regs)
+int is_valid_bugaddr(unsigned long addr)
 {
-        struct bug_entry *bug;
-        unsigned long addr;
-
-        if (regs->msr & MSR_PR)
-                return 0;       /* not in kernel */
-        addr = regs->nip;       /* address of trap instruction */
-        if (addr < PAGE_OFFSET)
-                return 0;
-        bug = find_bug(regs->nip);
-        if (bug == NULL)
-                return 0;
-        if (bug->line & BUG_WARNING_TRAP) {
-                /* this is a WARN_ON rather than BUG/BUG_ON */
-#ifdef CONFIG_XMON
-                xmon_printf(KERN_ERR "Badness in %s at %s:%ld\n",
-                       bug->function, bug->file,
-                       bug->line & ~BUG_WARNING_TRAP);
-#endif /* CONFIG_XMON */                
-                printk(KERN_ERR "Badness in %s at %s:%ld\n",
-                       bug->function, bug->file,
-                       bug->line & ~BUG_WARNING_TRAP);
-                dump_stack();
-                return 1;
-        }
-#ifdef CONFIG_XMON
-        xmon_printf(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
-               bug->function, bug->file, bug->line);
-        xmon(regs);
-#endif /* CONFIG_XMON */
-        printk(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
-               bug->function, bug->file, bug->line);
-
-        return 0;
+        return addr >= PAGE_OFFSET;
 }
 
 void program_check_exception(struct pt_regs *regs)
@@ -671,7 +617,9 @@ void program_check_exception(struct pt_regs *regs)
                 /* trap exception */
                 if (debugger_bpt(regs))
                         return;
-                if (check_bug_trap(regs)) {
+
+                if (!(regs->msr & MSR_PR) &&  /* not user-mode */
+                    report_bug(regs->nip) == BUG_TRAP_TYPE_WARN) {
                         regs->nip += 4;
                         return;
                 }
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 583d9ff0a571..ff690564edbd 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -22,6 +22,14 @@ config RWSEM_XCHGADD_ALGORITHM
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config GENERIC_HWEIGHT
         bool
         default y
@@ -233,8 +241,14 @@ config WARN_STACK_SIZE
           This allows you to specify the maximum frame size a function may
           have without the compiler complaining about it.
 
+config ARCH_POPULATES_NODE_MAP
+        def_bool y
+
 source "mm/Kconfig"
 
+config HOLES_IN_ZONE
+        def_bool y
+
 comment "I/O subsystem configuration"
 
 config MACHCHK_WARNING
@@ -258,14 +272,6 @@ config QDIO
 
           If unsure, say Y.
 
-config QDIO_PERF_STATS
-        bool "Performance statistics in /proc"
-        depends on QDIO
-        help
-          Say Y here to get performance statistics in /proc/qdio_perf
-
-          If unsure, say N.
-
 config QDIO_DEBUG
         bool "Extended debugging information"
         depends on QDIO
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index 7cd51e73e274..a6ec919ba83f 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -134,7 +134,6 @@ CONFIG_RESOURCES_64BIT=y
 #
 CONFIG_MACHCHK_WARNING=y
 CONFIG_QDIO=y
-# CONFIG_QDIO_PERF_STATS is not set
 # CONFIG_QDIO_DEBUG is not set
 
 #
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index cd702ae45d6d..b6716c4b9934 100644
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c
@@ -109,7 +109,7 @@ static void hypfs_drop_inode(struct inode *inode)
 
 static int hypfs_open(struct inode *inode, struct file *filp)
 {
-        char *data = filp->f_dentry->d_inode->i_private;
+        char *data = filp->f_path.dentry->d_inode->i_private;
         struct hypfs_sb_info *fs_info;
 
         if (filp->f_mode & FMODE_WRITE) {
@@ -174,7 +174,7 @@ static ssize_t hypfs_aio_write(struct kiocb *iocb, const struct iovec *iov,
         struct hypfs_sb_info *fs_info;
         size_t count = iov_length(iov, nr_segs);
 
-        sb = iocb->ki_filp->f_dentry->d_inode->i_sb;
+        sb = iocb->ki_filp->f_path.dentry->d_inode->i_sb;
         fs_info = sb->s_fs_info;
         /*
          * Currently we only allow one update per second for two reasons:
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index 43f3d0c7e132..ef5266fbce62 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -603,13 +603,13 @@ debug_open(struct inode *inode, struct file *file)
         debug_info_t *debug_info, *debug_info_snapshot;
 
         down(&debug_lock);
-        debug_info = file->f_dentry->d_inode->i_private;
+        debug_info = file->f_path.dentry->d_inode->i_private;
         /* find debug view */
         for (i = 0; i < DEBUG_MAX_VIEWS; i++) {
                 if (!debug_info->views[i])
                         continue;
                 else if (debug_info->debugfs_entries[i] ==
-                         file->f_dentry) {
+                         file->f_path.dentry) {
                         goto found;     /* found view ! */
                 }
         }
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index b928fecdc743..49ef206ec880 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -64,9 +64,8 @@ unsigned int console_devno = -1;
 unsigned int console_irq = -1;
 unsigned long machine_flags = 0;
 
-struct mem_chunk memory_chunk[MEMORY_CHUNKS];
+struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS];
 volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
-unsigned long __initdata zholes_size[MAX_NR_ZONES];
 static unsigned long __initdata memory_end;
 
 /*
@@ -354,21 +353,6 @@ void machine_power_off(void)
  */
 void (*pm_power_off)(void) = machine_power_off;
 
-static void __init
-add_memory_hole(unsigned long start, unsigned long end)
-{
-        unsigned long dma_pfn = MAX_DMA_ADDRESS >> PAGE_SHIFT;
-
-        if (end <= dma_pfn)
-                zholes_size[ZONE_DMA] += end - start + 1;
-        else if (start > dma_pfn)
-                zholes_size[ZONE_NORMAL] += end - start + 1;
-        else {
-                zholes_size[ZONE_DMA] += dma_pfn - start + 1;
-                zholes_size[ZONE_NORMAL] += end - dma_pfn;
-        }
-}
-
 static int __init early_parse_mem(char *p)
 {
         memory_end = memparse(p, &p);
@@ -521,7 +505,6 @@ setup_memory(void)
 {
         unsigned long bootmap_size;
         unsigned long start_pfn, end_pfn, init_pfn;
-        unsigned long last_rw_end;
         int i;
 
         /*
@@ -577,39 +560,27 @@ setup_memory(void)
         /*
          * Register RAM areas with the bootmem allocator.
          */
-        last_rw_end = start_pfn;
 
         for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
-                unsigned long start_chunk, end_chunk;
+                unsigned long start_chunk, end_chunk, pfn;
 
                 if (memory_chunk[i].type != CHUNK_READ_WRITE)
                         continue;
-                start_chunk = (memory_chunk[i].addr + PAGE_SIZE - 1);
-                start_chunk >>= PAGE_SHIFT;
-                end_chunk = (memory_chunk[i].addr + memory_chunk[i].size);
-                end_chunk >>= PAGE_SHIFT;
-                if (start_chunk < start_pfn)
-                        start_chunk = start_pfn;
-                if (end_chunk > end_pfn)
-                        end_chunk = end_pfn;
-                if (start_chunk < end_chunk) {
-                        /* Initialize storage key for RAM pages */
-                        for (init_pfn = start_chunk ; init_pfn < end_chunk;
-                             init_pfn++)
-                                page_set_storage_key(init_pfn << PAGE_SHIFT,
-                                                     PAGE_DEFAULT_KEY);
-                        free_bootmem(start_chunk << PAGE_SHIFT,
-                                     (end_chunk - start_chunk) << PAGE_SHIFT);
-                        if (last_rw_end < start_chunk)
-                                add_memory_hole(last_rw_end, start_chunk - 1);
-                        last_rw_end = end_chunk;
-                }
+                start_chunk = PFN_DOWN(memory_chunk[i].addr);
+                end_chunk = start_chunk + PFN_DOWN(memory_chunk[i].size) - 1;
+                end_chunk = min(end_chunk, end_pfn);
+                if (start_chunk >= end_chunk)
+                        continue;
+                add_active_range(0, start_chunk, end_chunk);
+                pfn = max(start_chunk, start_pfn);
+                for (; pfn <= end_chunk; pfn++)
+                        page_set_storage_key(PFN_PHYS(pfn), PAGE_DEFAULT_KEY);
         }
 
         psw_set_key(PAGE_DEFAULT_KEY);
 
-        if (last_rw_end < end_pfn - 1)
-                add_memory_hole(last_rw_end, end_pfn - 1);
+        free_bootmem_with_active_regions(0, max_pfn);
+        reserve_bootmem(0, PFN_PHYS(start_pfn));
 
         /*
          * Reserve the bootmem bitmap itself as well. We do this in two
diff --git a/arch/s390/lib/uaccess_pt.c b/arch/s390/lib/uaccess_pt.c
index 8741bdc09299..633249c3ba91 100644
--- a/arch/s390/lib/uaccess_pt.c
+++ b/arch/s390/lib/uaccess_pt.c
@@ -8,8 +8,8 @@
  */
 
 #include <linux/errno.h>
-#include <asm/uaccess.h>
 #include <linux/mm.h>
+#include <asm/uaccess.h>
 #include <asm/futex.h>
 
 static inline int __handle_fault(struct mm_struct *mm, unsigned long address,
@@ -60,8 +60,9 @@ out:
 
 out_of_memory:
         up_read(&mm->mmap_sem);
-        if (current->pid == 1) {
+        if (is_init(current)) {
                 yield();
+                down_read(&mm->mmap_sem);
                 goto survive;
         }
         printk("VM: killing process %s\n", current->comm);
diff --git a/arch/s390/mm/Makefile b/arch/s390/mm/Makefile
index aa9a42b6e62d..8e09db1edbb9 100644
--- a/arch/s390/mm/Makefile
+++ b/arch/s390/mm/Makefile
@@ -2,6 +2,6 @@
 # Makefile for the linux s390-specific parts of the memory manager.
 #
 
-obj-y    := init.o fault.o ioremap.o extmem.o mmap.o
+obj-y    := init.o fault.o ioremap.o extmem.o mmap.o vmem.o
 obj-$(CONFIG_CMM) += cmm.o
 
diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c
index 9e9bc48463a5..775bf19e742b 100644
--- a/arch/s390/mm/extmem.c
+++ b/arch/s390/mm/extmem.c
@@ -16,6 +16,7 @@
 #include <linux/bootmem.h>
 #include <linux/ctype.h>
 #include <asm/page.h>
+#include <asm/pgtable.h>
 #include <asm/ebcdic.h>
 #include <asm/errno.h>
 #include <asm/extmem.h>
@@ -238,65 +239,6 @@ query_segment_type (struct dcss_segment *seg)
 }
 
 /*
- * check if the given segment collides with guest storage.
- * returns 1 if this is the case, 0 if no collision was found
- */
-static int
-segment_overlaps_storage(struct dcss_segment *seg)
-{
-        int i;
-
-        for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
-                if (memory_chunk[i].type != CHUNK_READ_WRITE)
-                        continue;
-                if ((memory_chunk[i].addr >> 20) > (seg->end >> 20))
-                        continue;
-                if (((memory_chunk[i].addr + memory_chunk[i].size - 1) >> 20)
-                                < (seg->start_addr >> 20))
-                        continue;
-                return 1;
-        }
-        return 0;
-}
-
-/*
- * check if segment collides with other segments that are currently loaded
- * returns 1 if this is the case, 0 if no collision was found
- */
-static int
-segment_overlaps_others (struct dcss_segment *seg)
-{
-        struct list_head *l;
-        struct dcss_segment *tmp;
-
-        BUG_ON(!mutex_is_locked(&dcss_lock));
-        list_for_each(l, &dcss_list) {
-                tmp = list_entry(l, struct dcss_segment, list);
-                if ((tmp->start_addr >> 20) > (seg->end >> 20))
-                        continue;
-                if ((tmp->end >> 20) < (seg->start_addr >> 20))
-                        continue;
-                if (seg == tmp)
-                        continue;
-                return 1;
-        }
-        return 0;
-}
-
-/*
- * check if segment exceeds the kernel mapping range (detected or set via mem=)
- * returns 1 if this is the case, 0 if segment fits into the range
- */
-static inline int
-segment_exceeds_range (struct dcss_segment *seg)
-{
-        int seg_last_pfn = (seg->end) >> PAGE_SHIFT;
-        if (seg_last_pfn > max_pfn)
-                return 1;
-        return 0;
-}
-
-/*
  * get info about a segment
  * possible return values:
  * -ENOSYS  : we are not running on VM
@@ -341,24 +283,26 @@ __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long
         rc = query_segment_type (seg);
         if (rc < 0)
                 goto out_free;
-        if (segment_exceeds_range(seg)) {
-                PRINT_WARN ("segment_load: not loading segment %s - exceeds"
-                                " kernel mapping range\n",name);
-                rc = -ERANGE;
+
+        rc = add_shared_memory(seg->start_addr, seg->end - seg->start_addr + 1);
+
+        switch (rc) {
+        case 0:
+                break;
+        case -ENOSPC:
+                PRINT_WARN("segment_load: not loading segment %s - overlaps "
+                           "storage/segment\n", name);
                 goto out_free;
-        }
-        if (segment_overlaps_storage(seg)) {
-                PRINT_WARN ("segment_load: not loading segment %s - overlaps"
-                                " storage\n",name);
-                rc = -ENOSPC;
+        case -ERANGE:
+                PRINT_WARN("segment_load: not loading segment %s - exceeds "
+                           "kernel mapping range\n", name);
                 goto out_free;
-        }
-        if (segment_overlaps_others(seg)) {
-                PRINT_WARN ("segment_load: not loading segment %s - overlaps"
-                                " other segments\n",name);
-                rc = -EBUSY;
+        default:
+                PRINT_WARN("segment_load: not loading segment %s (rc: %d)\n",
+                           name, rc);
                 goto out_free;
         }
+
         if (do_nonshared)
                 dcss_command = DCSS_LOADNSR;
         else
@@ -372,7 +316,7 @@ __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long
                 rc = dcss_diag_translate_rc (seg->end);
                 dcss_diag(DCSS_PURGESEG, seg->dcss_name,
                                 &seg->start_addr, &seg->end);
-                goto out_free;
+                goto out_shared;
         }
         seg->do_nonshared = do_nonshared;
         atomic_set(&seg->ref_count, 1);
@@ -391,6 +335,8 @@ __segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long
                                 (void*)seg->start_addr, (void*)seg->end,
                                 segtype_string[seg->vm_segtype]);
         goto out;
+ out_shared:
+        remove_shared_memory(seg->start_addr, seg->end - seg->start_addr + 1);
  out_free:
         kfree(seg);
  out:
@@ -530,12 +476,12 @@ segment_unload(char *name)
                                 "please report to linux390@de.ibm.com\n",name);
                 goto out_unlock;
         }
-        if (atomic_dec_return(&seg->ref_count) == 0) {
-                list_del(&seg->list);
-                dcss_diag(DCSS_PURGESEG, seg->dcss_name,
-                          &dummy, &dummy);
-                kfree(seg);
-        }
+        if (atomic_dec_return(&seg->ref_count) != 0)
+                goto out_unlock;
+        remove_shared_memory(seg->start_addr, seg->end - seg->start_addr + 1);
+        list_del(&seg->list);
+        dcss_diag(DCSS_PURGESEG, seg->dcss_name, &dummy, &dummy);
+        kfree(seg);
 out_unlock:
         mutex_unlock(&dcss_lock);
 }
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index e1881c31b1cb..4bb21be3b007 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -24,6 +24,7 @@
 #include <linux/pagemap.h>
 #include <linux/bootmem.h>
 #include <linux/pfn.h>
+#include <linux/poison.h>
 
 #include <asm/processor.h>
 #include <asm/system.h>
@@ -69,6 +70,8 @@ void show_mem(void)
         printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
         i = max_mapnr;
         while (i-- > 0) {
+                if (!pfn_valid(i))
+                        continue;
                 page = pfn_to_page(i);
                 total++;
                 if (PageReserved(page))
@@ -84,150 +87,52 @@ void show_mem(void)
         printk("%d pages swap cached\n",cached);
 }
 
-extern unsigned long __initdata zholes_size[];
-/*
- * paging_init() sets up the page tables
- */
-
-#ifndef CONFIG_64BIT
-void __init paging_init(void)
+static void __init setup_ro_region(void)
 {
-        pgd_t * pg_dir;
-        pte_t * pg_table;
-        pte_t   pte;
-        int     i;
-        unsigned long tmp;
-        unsigned long pfn = 0;
-        unsigned long pgdir_k = (__pa(swapper_pg_dir) & PAGE_MASK) | _KERNSEG_TABLE;
-        static const int ssm_mask = 0x04000000L;
-        unsigned long ro_start_pfn, ro_end_pfn;
-        unsigned long zones_size[MAX_NR_ZONES];
-
-        ro_start_pfn = PFN_DOWN((unsigned long)&__start_rodata);
-        ro_end_pfn = PFN_UP((unsigned long)&__end_rodata);
-
-        memset(zones_size, 0, sizeof(zones_size));
-        zones_size[ZONE_DMA] = max_low_pfn;
-        free_area_init_node(0, &contig_page_data, zones_size,
-                            __pa(PAGE_OFFSET) >> PAGE_SHIFT,
-                            zholes_size);
-
-        /* unmap whole virtual address space */
-        
-        pg_dir = swapper_pg_dir;
-
-        for (i = 0; i < PTRS_PER_PGD; i++)
-                pmd_clear((pmd_t *) pg_dir++);
-                
-        /*
-         * map whole physical memory to virtual memory (identity mapping) 
-         */
-
-        pg_dir = swapper_pg_dir;
-
-        while (pfn < max_low_pfn) {
-                /*
-                 * pg_table is physical at this point
-                 */
-                pg_table = (pte_t *) alloc_bootmem_pages(PAGE_SIZE);
-
-                pmd_populate_kernel(&init_mm, (pmd_t *) pg_dir, pg_table);
-                pg_dir++;
-
-                for (tmp = 0 ; tmp < PTRS_PER_PTE ; tmp++,pg_table++) {
-                        if (pfn >= ro_start_pfn && pfn < ro_end_pfn)
-                                pte = pfn_pte(pfn, __pgprot(_PAGE_RO));
-                        else
-                                pte = pfn_pte(pfn, PAGE_KERNEL);
-                        if (pfn >= max_low_pfn)
-                                pte_val(pte) = _PAGE_TYPE_EMPTY;
-                        set_pte(pg_table, pte);
-                        pfn++;
-                }
-        }
-
-        S390_lowcore.kernel_asce = pgdir_k;
-
-        /* enable virtual mapping in kernel mode */
-        __ctl_load(pgdir_k, 1, 1);
-        __ctl_load(pgdir_k, 7, 7);
-        __ctl_load(pgdir_k, 13, 13);
-        __raw_local_irq_ssm(ssm_mask);
-
-        local_flush_tlb();
+        pgd_t *pgd;
+        pmd_t *pmd;
+        pte_t *pte;
+        pte_t new_pte;
+        unsigned long address, end;
+
+        address = ((unsigned long)&__start_rodata) & PAGE_MASK;
+        end = PFN_ALIGN((unsigned long)&__end_rodata);
+
+        for (; address < end; address += PAGE_SIZE) {
+                pgd = pgd_offset_k(address);
+                pmd = pmd_offset(pgd, address);
+                pte = pte_offset_kernel(pmd, address);
+                new_pte = mk_pte_phys(address, __pgprot(_PAGE_RO));
+                set_pte(pte, new_pte);
+        }
 }
 
-#else /* CONFIG_64BIT */
+extern void vmem_map_init(void);
 
+/*
+ * paging_init() sets up the page tables
+ */
 void __init paging_init(void)
 {
-        pgd_t * pg_dir;
-        pmd_t * pm_dir;
-        pte_t * pt_dir;
-        pte_t   pte;
-        int     i,j,k;
-        unsigned long pfn = 0;
-        unsigned long pgdir_k = (__pa(swapper_pg_dir) & PAGE_MASK) |
-          _KERN_REGION_TABLE;
+        pgd_t *pg_dir;
+        int i;
+        unsigned long pgdir_k;
         static const int ssm_mask = 0x04000000L;
-        unsigned long zones_size[MAX_NR_ZONES];
-        unsigned long dma_pfn, high_pfn;
-        unsigned long ro_start_pfn, ro_end_pfn;
-
-        memset(zones_size, 0, sizeof(zones_size));
-        dma_pfn = MAX_DMA_ADDRESS >> PAGE_SHIFT;
-        high_pfn = max_low_pfn;
-        ro_start_pfn = PFN_DOWN((unsigned long)&__start_rodata);
-        ro_end_pfn = PFN_UP((unsigned long)&__end_rodata);
-
-        if (dma_pfn > high_pfn)
-                zones_size[ZONE_DMA] = high_pfn;
-        else {
-                zones_size[ZONE_DMA] = dma_pfn;
-                zones_size[ZONE_NORMAL] = high_pfn - dma_pfn;
-        }
-
-        /* Initialize mem_map[].  */
-        free_area_init_node(0, &contig_page_data, zones_size,
-                            __pa(PAGE_OFFSET) >> PAGE_SHIFT, zholes_size);
+        unsigned long max_zone_pfns[MAX_NR_ZONES];
 
-        /*
-         * map whole physical memory to virtual memory (identity mapping) 
-         */
-
-        pg_dir = swapper_pg_dir;
-        
-        for (i = 0 ; i < PTRS_PER_PGD ; i++,pg_dir++) {
+        pg_dir = swapper_pg_dir;
         
-                if (pfn >= max_low_pfn) {
-                        pgd_clear(pg_dir);
-                        continue;
-                }          
-        
-                pm_dir = (pmd_t *) alloc_bootmem_pages(PAGE_SIZE * 4);
-                pgd_populate(&init_mm, pg_dir, pm_dir);
-
-                for (j = 0 ; j < PTRS_PER_PMD ; j++,pm_dir++) {
-                        if (pfn >= max_low_pfn) {
-                                pmd_clear(pm_dir);
-                                continue; 
-                        }          
-                        
-                        pt_dir = (pte_t *) alloc_bootmem_pages(PAGE_SIZE);
-                        pmd_populate_kernel(&init_mm, pm_dir, pt_dir);
-        
-                        for (k = 0 ; k < PTRS_PER_PTE ; k++,pt_dir++) {
-                                if (pfn >= ro_start_pfn && pfn < ro_end_pfn)
-                                        pte = pfn_pte(pfn, __pgprot(_PAGE_RO));
-                                else
-                                        pte = pfn_pte(pfn, PAGE_KERNEL);
-                                if (pfn >= max_low_pfn)
-                                        pte_val(pte) = _PAGE_TYPE_EMPTY;
-                                set_pte(pt_dir, pte);
-                                pfn++;
-                        }
-                }
-        }
+#ifdef CONFIG_64BIT
+        pgdir_k = (__pa(swapper_pg_dir) & PAGE_MASK) | _KERN_REGION_TABLE;
+        for (i = 0; i < PTRS_PER_PGD; i++)
+                pgd_clear(pg_dir + i);
+#else
+        pgdir_k = (__pa(swapper_pg_dir) & PAGE_MASK) | _KERNSEG_TABLE;
+        for (i = 0; i < PTRS_PER_PGD; i++)
+                pmd_clear((pmd_t *)(pg_dir + i));
+#endif
+        vmem_map_init();
+        setup_ro_region();
 
         S390_lowcore.kernel_asce = pgdir_k;
 
@@ -237,9 +142,11 @@ void __init paging_init(void)
         __ctl_load(pgdir_k, 13, 13);
         __raw_local_irq_ssm(ssm_mask);
 
-        local_flush_tlb();
+        memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
+        max_zone_pfns[ZONE_DMA] = PFN_DOWN(MAX_DMA_ADDRESS);
+        max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
+        free_area_init_nodes(max_zone_pfns);
 }
-#endif /* CONFIG_64BIT */
 
 void __init mem_init(void)
 {
@@ -269,6 +176,8 @@ void __init mem_init(void)
         printk("Write protected kernel read-only data: %#lx - %#lx\n",
                (unsigned long)&__start_rodata,
                PFN_ALIGN((unsigned long)&__end_rodata) - 1);
+        printk("Virtual memmap size: %ldk\n",
+               (max_pfn * sizeof(struct page)) >> 10);
 }
 
 void free_initmem(void)
@@ -279,6 +188,7 @@ void free_initmem(void)
         for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) {
                 ClearPageReserved(virt_to_page(addr));
                 init_page_count(virt_to_page(addr));
+                memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE);
                 free_page(addr);
                 totalram_pages++;
         }
diff --git a/arch/s390/mm/ioremap.c b/arch/s390/mm/ioremap.c
index 0f6e9ecbefe2..3d2100a4e209 100644
--- a/arch/s390/mm/ioremap.c
+++ b/arch/s390/mm/ioremap.c
@@ -15,87 +15,8 @@
 
 #include <linux/vmalloc.h>
 #include <linux/mm.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <asm/pgalloc.h>
-#include <asm/cacheflush.h>
-#include <asm/tlbflush.h>
-
-static inline void remap_area_pte(pte_t * pte, unsigned long address, unsigned long size,
-        unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-        unsigned long pfn;
-
-        address &= ~PMD_MASK;
-        end = address + size;
-        if (end > PMD_SIZE)
-                end = PMD_SIZE;
-        if (address >= end)
-                BUG();
-        pfn = phys_addr >> PAGE_SHIFT;
-        do {
-                if (!pte_none(*pte)) {
-                        printk("remap_area_pte: page already exists\n");
-                        BUG();
-                }
-                set_pte(pte, pfn_pte(pfn, __pgprot(flags)));
-                address += PAGE_SIZE;
-                pfn++;
-                pte++;
-        } while (address && (address < end));
-}
-
-static inline int remap_area_pmd(pmd_t * pmd, unsigned long address, unsigned long size,
-        unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-
-        address &= ~PGDIR_MASK;
-        end = address + size;
-        if (end > PGDIR_SIZE)
-                end = PGDIR_SIZE;
-        phys_addr -= address;
-        if (address >= end)
-                BUG();
-        do {
-                pte_t * pte = pte_alloc_kernel(pmd, address);
-                if (!pte)
-                        return -ENOMEM;
-                remap_area_pte(pte, address, end - address, address + phys_addr, flags);
-                address = (address + PMD_SIZE) & PMD_MASK;
-                pmd++;
-        } while (address && (address < end));
-        return 0;
-}
-
-static int remap_area_pages(unsigned long address, unsigned long phys_addr,
-                                 unsigned long size, unsigned long flags)
-{
-        int error;
-        pgd_t * dir;
-        unsigned long end = address + size;
-
-        phys_addr -= address;
-        dir = pgd_offset(&init_mm, address);
-        flush_cache_all();
-        if (address >= end)
-                BUG();
-        do {
-                pmd_t *pmd;
-                pmd = pmd_alloc(&init_mm, dir, address);
-                error = -ENOMEM;
-                if (!pmd)
-                        break;
-                if (remap_area_pmd(pmd, address, end - address,
-                                         phys_addr + address, flags))
-                        break;
-                error = 0;
-                address = (address + PGDIR_SIZE) & PGDIR_MASK;
-                dir++;
-        } while (address && (address < end));
-        flush_tlb_all();
-        return 0;
-}
 
 /*
  * Generic mapping function (not visible outside):
@@ -122,7 +43,8 @@ void * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flag
         if (!area)
                 return NULL;
         addr = area->addr;
-        if (remap_area_pages((unsigned long) addr, phys_addr, size, flags)) {
+        if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size,
+                               phys_addr, __pgprot(flags))) {
                 vfree(addr);
                 return NULL;
         }
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
new file mode 100644
index 000000000000..7f2944d3ec2a
--- /dev/null
+++ b/arch/s390/mm/vmem.c
@@ -0,0 +1,381 @@
+/*
+ *  arch/s390/mm/vmem.c
+ *
+ *    Copyright IBM Corp. 2006
+ *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
+ */
+
+#include <linux/bootmem.h>
+#include <linux/pfn.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/list.h>
+#include <asm/pgalloc.h>
+#include <asm/pgtable.h>
+#include <asm/setup.h>
+#include <asm/tlbflush.h>
+
+unsigned long vmalloc_end;
+EXPORT_SYMBOL(vmalloc_end);
+
+static struct page *vmem_map;
+static DEFINE_MUTEX(vmem_mutex);
+
+struct memory_segment {
+        struct list_head list;
+        unsigned long start;
+        unsigned long size;
+};
+
+static LIST_HEAD(mem_segs);
+
+void memmap_init(unsigned long size, int nid, unsigned long zone,
+                 unsigned long start_pfn)
+{
+        struct page *start, *end;
+        struct page *map_start, *map_end;
+        int i;
+
+        start = pfn_to_page(start_pfn);
+        end = start + size;
+
+        for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
+                unsigned long cstart, cend;
+
+                cstart = PFN_DOWN(memory_chunk[i].addr);
+                cend = cstart + PFN_DOWN(memory_chunk[i].size);
+
+                map_start = mem_map + cstart;
+                map_end = mem_map + cend;
+
+                if (map_start < start)
+                        map_start = start;
+                if (map_end > end)
+                        map_end = end;
+
+                map_start -= ((unsigned long) map_start & (PAGE_SIZE - 1))
+                        / sizeof(struct page);
+                map_end += ((PFN_ALIGN((unsigned long) map_end)
+                             - (unsigned long) map_end)
+                            / sizeof(struct page));
+
+                if (map_start < map_end)
+                        memmap_init_zone((unsigned long)(map_end - map_start),
+                                         nid, zone, page_to_pfn(map_start));
+        }
+}
+
+static inline void *vmem_alloc_pages(unsigned int order)
+{
+        if (slab_is_available())
+                return (void *)__get_free_pages(GFP_KERNEL, order);
+        return alloc_bootmem_pages((1 << order) * PAGE_SIZE);
+}
+
+static inline pmd_t *vmem_pmd_alloc(void)
+{
+        pmd_t *pmd;
+        int i;
+
+        pmd = vmem_alloc_pages(PMD_ALLOC_ORDER);
+        if (!pmd)
+                return NULL;
+        for (i = 0; i < PTRS_PER_PMD; i++)
+                pmd_clear(pmd + i);
+        return pmd;
+}
+
+static inline pte_t *vmem_pte_alloc(void)
+{
+        pte_t *pte;
+        pte_t empty_pte;
+        int i;
+
+        pte = vmem_alloc_pages(PTE_ALLOC_ORDER);
+        if (!pte)
+                return NULL;
+        pte_val(empty_pte) = _PAGE_TYPE_EMPTY;
+        for (i = 0; i < PTRS_PER_PTE; i++)
+                set_pte(pte + i, empty_pte);
+        return pte;
+}
+
+/*
+ * Add a physical memory range to the 1:1 mapping.
+ */
+static int vmem_add_range(unsigned long start, unsigned long size)
+{
+        unsigned long address;
+        pgd_t *pg_dir;
+        pmd_t *pm_dir;
+        pte_t *pt_dir;
+        pte_t  pte;
+        int ret = -ENOMEM;
+
+        for (address = start; address < start + size; address += PAGE_SIZE) {
+                pg_dir = pgd_offset_k(address);
+                if (pgd_none(*pg_dir)) {
+                        pm_dir = vmem_pmd_alloc();
+                        if (!pm_dir)
+                                goto out;
+                        pgd_populate(&init_mm, pg_dir, pm_dir);
+                }
+
+                pm_dir = pmd_offset(pg_dir, address);
+                if (pmd_none(*pm_dir)) {
+                        pt_dir = vmem_pte_alloc();
+                        if (!pt_dir)
+                                goto out;
+                        pmd_populate_kernel(&init_mm, pm_dir, pt_dir);
+                }
+
+                pt_dir = pte_offset_kernel(pm_dir, address);
+                pte = pfn_pte(address >> PAGE_SHIFT, PAGE_KERNEL);
+                set_pte(pt_dir, pte);
+        }
+        ret = 0;
+out:
+        flush_tlb_kernel_range(start, start + size);
+        return ret;
+}
+
+/*
+ * Remove a physical memory range from the 1:1 mapping.
+ * Currently only invalidates page table entries.
+ */
+static void vmem_remove_range(unsigned long start, unsigned long size)
+{
+        unsigned long address;
+        pgd_t *pg_dir;
+        pmd_t *pm_dir;
+        pte_t *pt_dir;
+        pte_t  pte;
+
+        pte_val(pte) = _PAGE_TYPE_EMPTY;
+        for (address = start; address < start + size; address += PAGE_SIZE) {
+                pg_dir = pgd_offset_k(address);
+                if (pgd_none(*pg_dir))
+                        continue;
+                pm_dir = pmd_offset(pg_dir, address);
+                if (pmd_none(*pm_dir))
+                        continue;
+                pt_dir = pte_offset_kernel(pm_dir, address);
+                set_pte(pt_dir, pte);
+        }
+        flush_tlb_kernel_range(start, start + size);
+}
+
+/*
+ * Add a backed mem_map array to the virtual mem_map array.
+ */
+static int vmem_add_mem_map(unsigned long start, unsigned long size)
+{
+        unsigned long address, start_addr, end_addr;
+        struct page *map_start, *map_end;
+        pgd_t *pg_dir;
+        pmd_t *pm_dir;
+        pte_t *pt_dir;
+        pte_t  pte;
+        int ret = -ENOMEM;
+
+        map_start = vmem_map + PFN_DOWN(start);
+        map_end = vmem_map + PFN_DOWN(start + size);
+
+        start_addr = (unsigned long) map_start & PAGE_MASK;
+        end_addr = PFN_ALIGN((unsigned long) map_end);
+
+        for (address = start_addr; address < end_addr; address += PAGE_SIZE) {
+                pg_dir = pgd_offset_k(address);
+                if (pgd_none(*pg_dir)) {
+                        pm_dir = vmem_pmd_alloc();
+                        if (!pm_dir)
+                                goto out;
+                        pgd_populate(&init_mm, pg_dir, pm_dir);
+                }
+
+                pm_dir = pmd_offset(pg_dir, address);
+                if (pmd_none(*pm_dir)) {
+                        pt_dir = vmem_pte_alloc();
+                        if (!pt_dir)
+                                goto out;
+                        pmd_populate_kernel(&init_mm, pm_dir, pt_dir);
+                }
+
+                pt_dir = pte_offset_kernel(pm_dir, address);
+                if (pte_none(*pt_dir)) {
+                        unsigned long new_page;
+
+                        new_page =__pa(vmem_alloc_pages(0));
+                        if (!new_page)
+                                goto out;
+                        pte = pfn_pte(new_page >> PAGE_SHIFT, PAGE_KERNEL);
+                        set_pte(pt_dir, pte);
+                }
+        }
+        ret = 0;
+out:
+        flush_tlb_kernel_range(start_addr, end_addr);
+        return ret;
+}
+
+static int vmem_add_mem(unsigned long start, unsigned long size)
+{
+        int ret;
+
+        ret = vmem_add_range(start, size);
+        if (ret)
+                return ret;
+        return vmem_add_mem_map(start, size);
+}
+
+/*
+ * Add memory segment to the segment list if it doesn't overlap with
+ * an already present segment.
+ */
+static int insert_memory_segment(struct memory_segment *seg)
+{
+        struct memory_segment *tmp;
+
+        if (PFN_DOWN(seg->start + seg->size) > max_pfn ||
+            seg->start + seg->size < seg->start)
+                return -ERANGE;
+
+        list_for_each_entry(tmp, &mem_segs, list) {
+                if (seg->start >= tmp->start + tmp->size)
+                        continue;
+                if (seg->start + seg->size <= tmp->start)
+                        continue;
+                return -ENOSPC;
+        }
+        list_add(&seg->list, &mem_segs);
+        return 0;
+}
+
+/*
+ * Remove memory segment from the segment list.
+ */
+static void remove_memory_segment(struct memory_segment *seg)
+{
+        list_del(&seg->list);
+}
+
+static void __remove_shared_memory(struct memory_segment *seg)
+{
+        remove_memory_segment(seg);
+        vmem_remove_range(seg->start, seg->size);
+}
+
+int remove_shared_memory(unsigned long start, unsigned long size)
+{
+        struct memory_segment *seg;
+        int ret;
+
+        mutex_lock(&vmem_mutex);
+
+        ret = -ENOENT;
+        list_for_each_entry(seg, &mem_segs, list) {
+                if (seg->start == start && seg->size == size)
+                        break;
+        }
+
+        if (seg->start != start || seg->size != size)
+                goto out;
+
+        ret = 0;
+        __remove_shared_memory(seg);
+        kfree(seg);
+out:
+        mutex_unlock(&vmem_mutex);
+        return ret;
+}
+
+int add_shared_memory(unsigned long start, unsigned long size)
+{
+        struct memory_segment *seg;
+        struct page *page;
+        unsigned long pfn, num_pfn, end_pfn;
+        int ret;
+
+        mutex_lock(&vmem_mutex);
+        ret = -ENOMEM;
+        seg = kzalloc(sizeof(*seg), GFP_KERNEL);
+        if (!seg)
+                goto out;
+        seg->start = start;
+        seg->size = size;
+
+        ret = insert_memory_segment(seg);
+        if (ret)
+                goto out_free;
+
+        ret = vmem_add_mem(start, size);
+        if (ret)
+                goto out_remove;
+
+        pfn = PFN_DOWN(start);
+        num_pfn = PFN_DOWN(size);
+        end_pfn = pfn + num_pfn;
+
+        page = pfn_to_page(pfn);
+        memset(page, 0, num_pfn * sizeof(struct page));
+
+        for (; pfn < end_pfn; pfn++) {
+                page = pfn_to_page(pfn);
+                init_page_count(page);
+                reset_page_mapcount(page);
+                SetPageReserved(page);
+                INIT_LIST_HEAD(&page->lru);
+        }
+        goto out;
+
+out_remove:
+        __remove_shared_memory(seg);
+out_free:
+        kfree(seg);
+out:
+        mutex_unlock(&vmem_mutex);
+        return ret;
+}
+
+/*
+ * map whole physical memory to virtual memory (identity mapping)
+ */
+void __init vmem_map_init(void)
+{
+        unsigned long map_size;
+        int i;
+
+        map_size = ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) * sizeof(struct page);
+        vmalloc_end = PFN_ALIGN(VMALLOC_END_INIT) - PFN_ALIGN(map_size);
+        vmem_map = (struct page *) vmalloc_end;
+        NODE_DATA(0)->node_mem_map = vmem_map;
+
+        for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++)
+                vmem_add_mem(memory_chunk[i].addr, memory_chunk[i].size);
+}
+
+/*
+ * Convert memory chunk array to a memory segment list so there is a single
+ * list that contains both r/w memory and shared memory segments.
+ */
+static int __init vmem_convert_memory_chunk(void)
+{
+        struct memory_segment *seg;
+        int i;
+
+        mutex_lock(&vmem_mutex);
+        for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
+                if (!memory_chunk[i].size)
+                        continue;
+                seg = kzalloc(sizeof(*seg), GFP_KERNEL);
+                if (!seg)
+                        panic("Out of memory...\n");
+                seg->start = memory_chunk[i].addr;
+                seg->size = memory_chunk[i].size;
+                insert_memory_segment(seg);
+        }
+        mutex_unlock(&vmem_mutex);
+        return 0;
+}
+
+core_initcall(vmem_convert_memory_chunk);
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index d83d64af31f2..3aa3b885ab36 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -59,6 +59,14 @@ config LOCKDEP_SUPPORT
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 source "init/Kconfig"
 
 menu "System type"
@@ -471,7 +479,7 @@ config SH_CLK_MD
         int "CPU Mode Pin Setting"
         depends on CPU_SUBTYPE_SH7619 || CPU_SUBTYPE_SH7206
         help
-          MD2 - MD0 Setting.
+          MD2 - MD0 pin setting.
 
 menu "CPU Frequency scaling"
 
@@ -572,18 +580,6 @@ config NR_CPUS
 
 source "kernel/Kconfig.preempt"
 
-config CPU_HAS_SR_RB
-        bool "CPU has SR.RB"
-        depends on CPU_SH3 || CPU_SH4
-        default y
-        help
-          This will enable the use of SR.RB register bank usage. Processors
-          that are lacking this bit must have another method in place for
-          accomplishing what is taken care of by the banked registers.
-
-          See <file:Documentation/sh/register-banks.txt> for further
-          information on SR.RB and register banking in the kernel in general.
-
 config NODES_SHIFT
         int
         default "1"
diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug
index 66a25ef4ef1b..87902e0298e2 100644
--- a/arch/sh/Kconfig.debug
+++ b/arch/sh/Kconfig.debug
@@ -31,7 +31,8 @@ config EARLY_SCIF_CONSOLE_PORT
         hex "SCIF port for early console"
         depends on EARLY_SCIF_CONSOLE
         default "0xffe00000" if CPU_SUBTYPE_SH7780
-        default "0xfffe9800" if CPU_SUBTYPE_SH72060
+        default "0xfffe9800" if CPU_SUBTYPE_SH7206
+        default "0xf8420000" if CPU_SUBTYPE_SH7619
         default "0xffe80000" if CPU_SH4
 
 config EARLY_PRINTK
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index d10bba5e1074..c1dbef212634 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -179,7 +179,7 @@ maketools:  include/linux/version.h FORCE
 
 all: zImage
 
-zImage: vmlinux
+zImage uImage uImage.srec vmlinux.srec: vmlinux
         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 
 compressed: zImage
@@ -190,5 +190,8 @@ archclean:
 CLEAN_FILES += include/asm-sh/machtypes.h
 
 define archhelp
-        @echo '  zImage                    - Compressed kernel image (arch/sh/boot/zImage)'
+        @echo '* zImage                    - Compressed kernel image'
+        @echo '  vmlinux.srec              - Create an ELF S-record'
+        @echo '  uImage                    - Create a bootable image for U-Boot'
+        @echo '  uImage.srec               - Create an S-record for U-Boot'
 endef
diff --git a/arch/sh/boards/landisk/irq.c b/arch/sh/boards/landisk/irq.c
index 8f2e1c68b90f..3eba6d086d7f 100644
--- a/arch/sh/boards/landisk/irq.c
+++ b/arch/sh/boards/landisk/irq.c
@@ -16,8 +16,8 @@
  */
 #include <linux/init.h>
 #include <linux/irq.h>
-#include <asm/io.h>
-#include <asm/irq.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
 #include <asm/landisk/iodata_landisk.h>
 
 static void enable_landisk_irq(unsigned int irq);
diff --git a/arch/sh/boards/se/7206/irq.c b/arch/sh/boards/se/7206/irq.c
index 3fb0c5f5b23a..27da88486f73 100644
--- a/arch/sh/boards/se/7206/irq.c
+++ b/arch/sh/boards/se/7206/irq.c
@@ -10,6 +10,7 @@
 #include <linux/irq.h>
 #include <linux/io.h>
 #include <linux/irq.h>
+#include <linux/interrupt.h>
 #include <asm/se7206.h>
 
 #define INTSTS0 0x31800000
@@ -18,6 +19,13 @@
 #define INTMSK1 0x31800006
 #define INTSEL  0x31800008
 
+#define IRQ0_IRQ 64
+#define IRQ1_IRQ 65
+#define IRQ3_IRQ 67
+
+#define INTC_IPR01 0xfffe0818
+#define INTC_ICR1  0xfffe0802
+
 static void disable_se7206_irq(unsigned int irq)
 {
         unsigned short val;
@@ -39,7 +47,7 @@ static void disable_se7206_irq(unsigned int irq)
         case IRQ1_IRQ:
                 msk0 |= 0x000f;
                 break;
-        case IRQ2_IRQ:
+        case IRQ3_IRQ:
                 msk0 |= 0x0f00;
                 msk1 |= 0x00ff;
                 break;
@@ -70,7 +78,7 @@ static void enable_se7206_irq(unsigned int irq)
         case IRQ1_IRQ:
                 msk0 &= ~0x000f;
                 break;
-        case IRQ2_IRQ:
+        case IRQ3_IRQ:
                 msk0 &= ~0x0f00;
                 msk1 &= ~0x00ff;
                 break;
@@ -96,7 +104,7 @@ static void eoi_se7206_irq(unsigned int irq)
         case IRQ1_IRQ:
                 sts0 &= ~0x000f;
                 break;
-        case IRQ2_IRQ:
+        case IRQ3_IRQ:
                 sts0 &= ~0x0f00;
                 sts1 &= ~0x00ff;
                 break;
@@ -106,7 +114,7 @@ static void eoi_se7206_irq(unsigned int irq)
 }
 
 static struct irq_chip se7206_irq_chip __read_mostly = {
-        .name           = "SE7206-FPGA-IRQ",
+        .name           = "SE7206-FPGA",
         .mask           = disable_se7206_irq,
         .unmask         = enable_se7206_irq,
         .mask_ack       = disable_se7206_irq,
diff --git a/arch/sh/boards/se/7619/Makefile b/arch/sh/boards/se/7619/Makefile
index 3666eca8a658..d21775c28cda 100644
--- a/arch/sh/boards/se/7619/Makefile
+++ b/arch/sh/boards/se/7619/Makefile
@@ -2,4 +2,4 @@
 # Makefile for the 7619 SolutionEngine specific parts of the kernel
 #
 
-obj-y    := setup.o io.o
+obj-y    := setup.o
diff --git a/arch/sh/boards/se/7619/io.c b/arch/sh/boards/se/7619/io.c
deleted file mode 100644
index 176f1f39cd9d..000000000000
--- a/arch/sh/boards/se/7619/io.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- *
- * linux/arch/sh/boards/se/7619/io.c
- *
- * Copyright (C) 2006  Yoshinori Sato
- *
- * I/O routine for Hitachi 7619 SolutionEngine.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <asm/io.h>
-#include <asm/se7619.h>
-#include <asm/irq.h>
-
-/* FIXME: M3A-ZAB7 Compact Flash Slot support */
-
-static inline void delay(void)
-{
-        ctrl_inw(0xa0000000);   /* Uncached ROM area (P2) */
-}
-
-#define badio(name,port) \
-  printk("bad I/O operation (%s) for port 0x%lx at 0x%08x\n", \
-         #name, (port), (__u32) __builtin_return_address(0))
-
-unsigned char se7619___inb(unsigned long port)
-{
-        badio(inb, port);
-        return 0;
-}
-
-unsigned char se7619___inb_p(unsigned long port)
-{
-        badio(inb_p, port);
-        delay();
-        return 0;
-}
-
-unsigned short se7619___inw(unsigned long port)
-{
-        badio(inw, port);
-        return 0;
-}
-
-unsigned int se7619___inl(unsigned long port)
-{
-        badio(inl, port);
-        return 0;
-}
-
-void se7619___outb(unsigned char value, unsigned long port)
-{
-        badio(outb, port);
-}
-
-void se7619___outb_p(unsigned char value, unsigned long port)
-{
-        badio(outb_p, port);
-        delay();
-}
-
-void se7619___outw(unsigned short value, unsigned long port)
-{
-        badio(outw, port);
-}
-
-void se7619___outl(unsigned int value, unsigned long port)
-{
-        badio(outl, port);
-}
-
-void se7619___insb(unsigned long port, void *addr, unsigned long count)
-{
-        badio(inw, port);
-}
-
-void se7619___insw(unsigned long port, void *addr, unsigned long count)
-{
-        badio(inw, port);
-}
-
-void se7619___insl(unsigned long port, void *addr, unsigned long count)
-{
-        badio(insl, port);
-}
-
-void se7619___outsb(unsigned long port, const void *addr, unsigned long count)
-{
-        badio(insl, port);
-}
-
-void se7619___outsw(unsigned long port, const void *addr, unsigned long count)
-{
-        badio(insl, port);
-}
-
-void se7619___outsl(unsigned long port, const void *addr, unsigned long count)
-{
-        badio(outsw, port);
-}
diff --git a/arch/sh/boards/se/7619/setup.c b/arch/sh/boards/se/7619/setup.c
index e627b26de0d0..52d2c4d5d2fa 100644
--- a/arch/sh/boards/se/7619/setup.c
+++ b/arch/sh/boards/se/7619/setup.c
@@ -9,7 +9,6 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <asm/io.h>
-#include <asm/se7619.h>
 #include <asm/machvec.h>
 
 /*
@@ -19,25 +18,5 @@
 struct sh_machine_vector mv_se __initmv = {
         .mv_name                = "SolutionEngine",
         .mv_nr_irqs             = 108,
-        .mv_inb                 = se7619___inb,
-        .mv_inw                 = se7619___inw,
-        .mv_inl                 = se7619___inl,
-        .mv_outb                = se7619___outb,
-        .mv_outw                = se7619___outw,
-        .mv_outl                = se7619___outl,
-
-        .mv_inb_p               = se7619___inb_p,
-        .mv_inw_p               = se7619___inw,
-        .mv_inl_p               = se7619___inl,
-        .mv_outb_p              = se7619___outb_p,
-        .mv_outw_p              = se7619___outw,
-        .mv_outl_p              = se7619___outl,
-
-        .mv_insb                = se7619___insb,
-        .mv_insw                = se7619___insw,
-        .mv_insl                = se7619___insl,
-        .mv_outsb               = se7619___outsb,
-        .mv_outsw               = se7619___outsw,
-        .mv_outsl               = se7619___outsl,
 };
 ALIAS_MV(se)
diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile
index 60797b31089c..11dc272c618e 100644
--- a/arch/sh/boot/Makefile
+++ b/arch/sh/boot/Makefile
@@ -8,13 +8,49 @@
 # Copyright (C) 1999 Stuart Menefy
 #
 
-targets := zImage
+MKIMAGE := $(srctree)/scripts/mkuboot.sh
+
+#
+# Assign safe dummy values if these variables are not defined,
+# in order to suppress error message.
+#
+CONFIG_PAGE_OFFSET      ?= 0x80000000
+CONFIG_MEMORY_START     ?= 0x0c000000
+CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
+CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
+
+export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
+       CONFIG_ZERO_PAGE_OFFSET
+
+targets := zImage vmlinux.srec uImage uImage.srec
 subdir- := compressed
 
 $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
         $(call if_changed,objcopy)
-        @echo 'Kernel: $@ is ready'
+        @echo '  Kernel: $@ is ready'
 
 $(obj)/compressed/vmlinux: FORCE
         $(Q)$(MAKE) $(build)=$(obj)/compressed $@
 
+KERNEL_LOAD     := $(shell printf "0x%8x" $$[$(CONFIG_PAGE_OFFSET)  + \
+                                             $(CONFIG_MEMORY_START) + \
+                                             $(CONFIG_ZERO_PAGE_OFFSET)+0x1000])
+
+quiet_cmd_uimage = UIMAGE  $@
+      cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A sh -O linux -T kernel \
+                   -C gzip -a $(KERNEL_LOAD) -e $(KERNEL_LOAD) \
+                   -n 'Linux-$(KERNELRELEASE)' -d $< $@
+
+$(obj)/uImage: $(obj)/zImage FORCE
+        $(call if_changed,uimage)
+        @echo '  Image $@ is ready'
+
+OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
+$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
+        $(call if_changed,objcopy)
+
+OBJCOPYFLAGS_uImage.srec := -I binary -O srec
+$(obj)/uImage.srec: $(obj)/uImage
+        $(call if_changed,objcopy)
+
+clean-files     += uImage uImage.srec vmlinux.srec
diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile
index e5f443790079..d9512416f885 100644
--- a/arch/sh/boot/compressed/Makefile
+++ b/arch/sh/boot/compressed/Makefile
@@ -15,13 +15,7 @@ endif
 
 #
 # IMAGE_OFFSET is the load offset of the compression loader
-# Assign dummy values if these 2 variables are not defined,
-# in order to suppress error message.
 #
-CONFIG_PAGE_OFFSET      ?= 0x80000000
-CONFIG_MEMORY_START     ?= 0x0c000000
-CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
-
 IMAGE_OFFSET    := $(shell printf "0x%08x" $$[$(CONFIG_PAGE_OFFSET)  + \
                                               $(CONFIG_MEMORY_START) + \
                                               $(CONFIG_BOOT_LINK_OFFSET)])
diff --git a/arch/sh/boot/compressed/head.S b/arch/sh/boot/compressed/head.S
index 4c26a192277d..a8399b013729 100644
--- a/arch/sh/boot/compressed/head.S
+++ b/arch/sh/boot/compressed/head.S
@@ -8,6 +8,7 @@
 .text
 
 #include <linux/linkage.h>
+#include <asm/page.h>
 
         .global startup
 startup:
@@ -97,7 +98,7 @@ init_stack_addr:
 decompress_kernel_addr:
         .long   decompress_kernel
 kernel_start_addr:
-        .long   _text+0x1000
+        .long   _text+PAGE_SIZE
 
         .align  9
 fake_headers_as_bzImage:
diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c
index 35452d85b7f7..df65e305acf7 100644
--- a/arch/sh/boot/compressed/misc.c
+++ b/arch/sh/boot/compressed/misc.c
@@ -13,6 +13,7 @@
 
 #include <asm/uaccess.h>
 #include <asm/addrspace.h>
+#include <asm/page.h>
 #ifdef CONFIG_SH_STANDARD_BIOS
 #include <asm/sh_bios.h>
 #endif
@@ -229,7 +230,7 @@ long* stack_start = &user_stack[STACK_SIZE];
 void decompress_kernel(void)
 {
         output_data = 0;
-        output_ptr = P2SEGADDR((unsigned long)&_text+0x1000);
+        output_ptr = P2SEGADDR((unsigned long)&_text+PAGE_SIZE);
         free_mem_ptr = (unsigned long)&_end;
         free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
 
diff --git a/arch/sh/configs/landisk_defconfig b/arch/sh/configs/landisk_defconfig
index 238c0f109907..e7f8ddb0ada4 100644
--- a/arch/sh/configs/landisk_defconfig
+++ b/arch/sh/configs/landisk_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.18
-# Tue Oct  3 11:14:13 2006
+# Linux kernel version: 2.6.19
+# Thu Dec  7 17:13:04 2006
 #
 CONFIG_SUPERH=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
@@ -10,6 +10,9 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
+# CONFIG_GENERIC_TIME is not set
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
@@ -33,6 +36,7 @@ CONFIG_SYSVIPC=y
 # CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
+CONFIG_SYSFS_DEPRECATED=y
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -114,6 +118,8 @@ CONFIG_DEFAULT_IOSCHED="anticipatory"
 CONFIG_SH_LANDISK=y
 # CONFIG_SH_TITAN is not set
 # CONFIG_SH_SHMIN is not set
+# CONFIG_SH_7206_SOLUTION_ENGINE is not set
+# CONFIG_SH_7619_SOLUTION_ENGINE is not set
 # CONFIG_SH_UNKNOWN is not set
 
 #
@@ -125,6 +131,12 @@ CONFIG_CPU_SH4=y
 # SH-2 Processor Support
 #
 # CONFIG_CPU_SUBTYPE_SH7604 is not set
+# CONFIG_CPU_SUBTYPE_SH7619 is not set
+
+#
+# SH-2A Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH7206 is not set
 
 #
 # SH-3 Processor Support
@@ -160,6 +172,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 #
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
+# CONFIG_CPU_SUBTYPE_SH7785 is not set
 
 #
 # SH4AL-DSP Processor Support
@@ -175,6 +188,9 @@ CONFIG_PAGE_OFFSET=0x80000000
 CONFIG_MEMORY_START=0x0c000000
 CONFIG_MEMORY_SIZE=0x04000000
 CONFIG_VSYSCALL=y
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_8KB is not set
+# CONFIG_PAGE_SIZE_64KB is not set
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -196,16 +212,21 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 # Processor features
 #
 CONFIG_CPU_LITTLE_ENDIAN=y
+# CONFIG_CPU_BIG_ENDIAN is not set
 CONFIG_SH_FPU=y
 # CONFIG_SH_DSP is not set
 # CONFIG_SH_STORE_QUEUES is not set
 CONFIG_CPU_HAS_INTEVT=y
+CONFIG_CPU_HAS_IPR_IRQ=y
 CONFIG_CPU_HAS_SR_RB=y
+CONFIG_CPU_HAS_PTEA=y
 
 #
 # Timer support
 #
 CONFIG_SH_TMU=y
+CONFIG_SH_TIMER_IRQ=16
+# CONFIG_NO_IDLE_HZ is not set
 CONFIG_SH_PCLK_FREQ=33333333
 
 #
@@ -216,9 +237,7 @@ CONFIG_SH_PCLK_FREQ=33333333
 #
 # DMA support
 #
-CONFIG_SH_DMA=y
-CONFIG_NR_ONCHIP_DMA_CHANNELS=4
-# CONFIG_NR_DMA_CHANNELS_BOOL is not set
+# CONFIG_SH_DMA is not set
 
 #
 # Companion Chips
@@ -227,6 +246,11 @@ CONFIG_NR_ONCHIP_DMA_CHANNELS=4
 CONFIG_HEARTBEAT=y
 
 #
+# Additional SuperH Device Drivers
+#
+# CONFIG_PUSH_SWITCH is not set
+
+#
 # Kernel features
 #
 # CONFIG_HZ_100 is not set
@@ -340,11 +364,13 @@ CONFIG_IP_PNP=y
 # CONFIG_INET_TUNNEL is not set
 CONFIG_INET_XFRM_MODE_TRANSPORT=y
 CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
 CONFIG_INET_DIAG=y
 CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
 CONFIG_TCP_CONG_CUBIC=y
 CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
 
 #
 # IP: Virtual Server Configuration
@@ -361,24 +387,12 @@ CONFIG_NETFILTER=y
 # Core Netfilter Configuration
 #
 # CONFIG_NETFILTER_NETLINK is not set
+# CONFIG_NF_CONNTRACK_ENABLED is not set
 # CONFIG_NETFILTER_XTABLES is not set
 
 #
 # IP: Netfilter Configuration
 #
-CONFIG_IP_NF_CONNTRACK=m
-CONFIG_IP_NF_CT_ACCT=y
-CONFIG_IP_NF_CONNTRACK_MARK=y
-# CONFIG_IP_NF_CONNTRACK_EVENTS is not set
-# CONFIG_IP_NF_CT_PROTO_SCTP is not set
-CONFIG_IP_NF_FTP=m
-CONFIG_IP_NF_IRC=m
-# CONFIG_IP_NF_NETBIOS_NS is not set
-CONFIG_IP_NF_TFTP=m
-CONFIG_IP_NF_AMANDA=m
-# CONFIG_IP_NF_PPTP is not set
-# CONFIG_IP_NF_H323 is not set
-# CONFIG_IP_NF_SIP is not set
 CONFIG_IP_NF_QUEUE=m
 
 #
@@ -477,6 +491,12 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
 # CONFIG_ATA_OVER_ETH is not set
 
 #
+# Misc devices
+#
+# CONFIG_SGI_IOC4 is not set
+# CONFIG_TIFM_CORE is not set
+
+#
 # ATA/ATAPI/MFM/RLL support
 #
 CONFIG_IDE=y
@@ -519,6 +539,7 @@ CONFIG_BLK_DEV_AEC62XX=y
 # CONFIG_BLK_DEV_CS5530 is not set
 # CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 # CONFIG_BLK_DEV_PIIX is not set
 # CONFIG_BLK_DEV_IT821X is not set
@@ -542,6 +563,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
+# CONFIG_SCSI_TGT is not set
 # CONFIG_SCSI_NETLINK is not set
 CONFIG_SCSI_PROC_FS=y
 
@@ -561,6 +583,7 @@ CONFIG_BLK_DEV_SD=y
 CONFIG_SCSI_MULTI_LUN=y
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
+# CONFIG_SCSI_SCAN_ASYNC is not set
 
 #
 # SCSI Transports
@@ -602,12 +625,12 @@ CONFIG_SCSI_MULTI_LUN=y
 # CONFIG_SCSI_NCR53C406A is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
-# CONFIG_SCSI_IPR is not set
 # CONFIG_SCSI_PAS16 is not set
 # CONFIG_SCSI_PSI240I is not set
 # CONFIG_SCSI_QLOGIC_FAS is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_SYM53C416 is not set
 # CONFIG_SCSI_DC395x is not set
@@ -615,6 +638,7 @@ CONFIG_SCSI_MULTI_LUN=y
 # CONFIG_SCSI_T128 is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_SRP is not set
 
 #
 # PCMCIA SCSI adapter support
@@ -757,6 +781,7 @@ CONFIG_8139CP=y
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
 # CONFIG_MYRI10GE is not set
+# CONFIG_NETXEN_NIC is not set
 
 #
 # Token Ring devices
@@ -871,10 +896,6 @@ CONFIG_HW_RANDOM=y
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
-
-#
-# Ftape, the floppy tape device driver
-#
 # CONFIG_DRM is not set
 
 #
@@ -889,7 +910,6 @@ CONFIG_HW_RANDOM=y
 # TPM devices
 #
 # CONFIG_TCG_TPM is not set
-# CONFIG_TELCLOCK is not set
 
 #
 # I2C support
@@ -905,6 +925,7 @@ CONFIG_HW_RANDOM=y
 #
 # Dallas's 1-wire bus
 #
+# CONFIG_W1 is not set
 
 #
 # Hardware Monitoring support
@@ -917,10 +938,6 @@ CONFIG_HWMON=y
 # CONFIG_HWMON_DEBUG_CHIP is not set
 
 #
-# Misc devices
-#
-
-#
 # Multimedia devices
 #
 CONFIG_VIDEO_DEV=m
@@ -1037,6 +1054,7 @@ CONFIG_USB=y
 CONFIG_USB_DEVICEFS=y
 # CONFIG_USB_BANDWIDTH is not set
 # CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_MULTITHREAD_PROBE is not set
 # CONFIG_USB_OTG is not set
 
 #
@@ -1106,7 +1124,6 @@ CONFIG_USB_HIDINPUT=y
 # CONFIG_USB_ATI_REMOTE2 is not set
 # CONFIG_USB_KEYSPAN_REMOTE is not set
 # CONFIG_USB_APPLETOUCH is not set
-# CONFIG_USB_TRANCEVIBRATOR is not set
 
 #
 # USB Imaging devices
@@ -1121,6 +1138,7 @@ CONFIG_USB_HIDINPUT=y
 # CONFIG_USB_KAWETH is not set
 CONFIG_USB_PEGASUS=m
 CONFIG_USB_RTL8150=m
+# CONFIG_USB_USBNET_MII is not set
 # CONFIG_USB_USBNET is not set
 CONFIG_USB_MON=y
 
@@ -1156,6 +1174,7 @@ CONFIG_USB_SERIAL_FTDI_SIO=m
 # CONFIG_USB_SERIAL_KLSI is not set
 # CONFIG_USB_SERIAL_KOBIL_SCT is not set
 # CONFIG_USB_SERIAL_MCT_U232 is not set
+# CONFIG_USB_SERIAL_MOS7720 is not set
 # CONFIG_USB_SERIAL_MOS7840 is not set
 # CONFIG_USB_SERIAL_NAVMAN is not set
 CONFIG_USB_SERIAL_PL2303=m
@@ -1167,6 +1186,7 @@ CONFIG_USB_SERIAL_PL2303=m
 # CONFIG_USB_SERIAL_XIRCOM is not set
 # CONFIG_USB_SERIAL_OPTION is not set
 # CONFIG_USB_SERIAL_OMNINET is not set
+# CONFIG_USB_SERIAL_DEBUG is not set
 
 #
 # USB Miscellaneous drivers
@@ -1188,6 +1208,7 @@ CONFIG_USB_EMI26=m
 CONFIG_USB_SISUSBVGA=m
 CONFIG_USB_SISUSBVGA_CON=y
 # CONFIG_USB_LD is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_TEST is not set
 
 #
@@ -1254,6 +1275,7 @@ CONFIG_EXT3_FS=y
 CONFIG_EXT3_FS_XATTR=y
 # CONFIG_EXT3_FS_POSIX_ACL is not set
 # CONFIG_EXT3_FS_SECURITY is not set
+# CONFIG_EXT4DEV_FS is not set
 CONFIG_JBD=y
 # CONFIG_JBD_DEBUG is not set
 CONFIG_FS_MBCACHE=y
@@ -1264,6 +1286,7 @@ CONFIG_REISERFS_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 CONFIG_ROMFS_FS=y
@@ -1414,6 +1437,7 @@ CONFIG_NLS_CODEPAGE_932=y
 #
 # Kernel hacking
 #
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_PRINTK_TIME is not set
 CONFIG_ENABLE_MUST_CHECK=y
 # CONFIG_MAGIC_SYSRQ is not set
@@ -1422,6 +1446,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_DEBUG_BUGVERBOSE is not set
 # CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 # CONFIG_EARLY_PRINTK is not set
@@ -1445,6 +1470,4 @@ CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_CRC16 is not set
 CONFIG_CRC32=y
 # CONFIG_LIBCRC32C is not set
-CONFIG_TEXTSEARCH=y
-CONFIG_TEXTSEARCH_KMP=m
 CONFIG_PLIST=y
diff --git a/arch/sh/configs/se7206_defconfig b/arch/sh/configs/se7206_defconfig
index 36cec0b6e7c1..87ab9080fd1d 100644
--- a/arch/sh/configs/se7206_defconfig
+++ b/arch/sh/configs/se7206_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.19-rc4
-# Sun Nov  5 16:20:10 2006
+# Linux kernel version: 2.6.19
+# Wed Dec  6 14:40:15 2006
 #
 CONFIG_SUPERH=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
@@ -11,6 +11,8 @@ CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 # CONFIG_GENERIC_TIME is not set
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
@@ -34,24 +36,23 @@ CONFIG_LOCALVERSION=""
 # CONFIG_IKCONFIG is not set
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
 CONFIG_EMBEDDED=y
-CONFIG_UID16=y
+# CONFIG_UID16 is not set
 # CONFIG_SYSCTL_SYSCALL is not set
-CONFIG_KALLSYMS=y
-# CONFIG_KALLSYMS_EXTRA_PASS is not set
+# CONFIG_KALLSYMS is not set
 # CONFIG_HOTPLUG is not set
 CONFIG_PRINTK=y
 CONFIG_BUG=y
-CONFIG_ELF_CORE=y
-CONFIG_BASE_FULL=y
+# CONFIG_ELF_CORE is not set
+# CONFIG_BASE_FULL is not set
 # CONFIG_FUTEX is not set
 # CONFIG_EPOLL is not set
 CONFIG_SLAB=y
-CONFIG_VM_EVENT_COUNTERS=y
+# CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_TINY_SHMEM=y
-CONFIG_BASE_SMALL=0
+CONFIG_BASE_SMALL=1
 # CONFIG_SLOB is not set
 
 #
@@ -160,6 +161,7 @@ CONFIG_CPU_SUBTYPE_SH7206=y
 #
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
+# CONFIG_CPU_SUBTYPE_SH7785 is not set
 
 #
 # SH4AL-DSP Processor Support
@@ -172,7 +174,10 @@ CONFIG_CPU_SUBTYPE_SH7206=y
 #
 CONFIG_PAGE_OFFSET=0x00000000
 CONFIG_MEMORY_START=0x0c000000
-CONFIG_MEMORY_SIZE=0x02000000
+CONFIG_MEMORY_SIZE=0x04000000
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_8KB is not set
+# CONFIG_PAGE_SIZE_64KB is not set
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -194,6 +199,7 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 # Processor features
 #
 # CONFIG_CPU_LITTLE_ENDIAN is not set
+CONFIG_CPU_BIG_ENDIAN=y
 # CONFIG_SH_FPU is not set
 # CONFIG_SH_FPU_EMU is not set
 # CONFIG_SH_DSP is not set
@@ -203,6 +209,8 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 #
 CONFIG_SH_CMT=y
 # CONFIG_SH_MTU2 is not set
+CONFIG_SH_TIMER_IRQ=140
+# CONFIG_NO_IDLE_HZ is not set
 CONFIG_SH_PCLK_FREQ=33333333
 CONFIG_SH_CLK_MD=6
 
@@ -222,6 +230,11 @@ CONFIG_SH_CLK_MD=6
 # CONFIG_HD6446X_SERIES is not set
 
 #
+# Additional SuperH Device Drivers
+#
+# CONFIG_PUSH_SWITCH is not set
+
+#
 # Kernel features
 #
 CONFIG_HZ_100=y
@@ -279,9 +292,6 @@ CONFIG_NET=y
 # CONFIG_NETDEBUG is not set
 # CONFIG_PACKET is not set
 # CONFIG_UNIX is not set
-CONFIG_XFRM=y
-# CONFIG_XFRM_USER is not set
-# CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
 # CONFIG_IP_MULTICAST is not set
@@ -297,9 +307,9 @@ CONFIG_IP_FIB_HASH=y
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_XFRM_TUNNEL is not set
 # CONFIG_INET_TUNNEL is not set
-CONFIG_INET_XFRM_MODE_TRANSPORT=y
-CONFIG_INET_XFRM_MODE_TUNNEL=y
-CONFIG_INET_XFRM_MODE_BEET=y
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
 # CONFIG_INET_DIAG is not set
 # CONFIG_TCP_CONG_ADVANCED is not set
 CONFIG_TCP_CONG_CUBIC=y
@@ -371,7 +381,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 #
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
-# CONFIG_MTD_CONCAT is not set
+CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
@@ -422,7 +432,7 @@ CONFIG_MTD_CFI_UTIL=y
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_PHYSMAP_START=0x20000000
-CONFIG_MTD_PHYSMAP_LEN=0x1000000
+CONFIG_MTD_PHYSMAP_LEN=0x01000000
 CONFIG_MTD_PHYSMAP_BANKWIDTH=4
 # CONFIG_MTD_SOLUTIONENGINE is not set
 # CONFIG_MTD_UCLINUX is not set
@@ -468,10 +478,7 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=4
 # CONFIG_BLK_DEV_COW_COMMON is not set
 # CONFIG_BLK_DEV_LOOP is not set
 # CONFIG_BLK_DEV_NBD is not set
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_COUNT=16
-CONFIG_BLK_DEV_RAM_SIZE=4096
-CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
+# CONFIG_BLK_DEV_RAM is not set
 # CONFIG_BLK_DEV_INITRD is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
@@ -519,7 +526,50 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
 #
 # Network device support
 #
-# CONFIG_NETDEVICES is not set
+CONFIG_NETDEVICES=y
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+
+#
+# PHY device support
+#
+# CONFIG_PHYLIB is not set
+
+#
+# Ethernet (10 or 100Mbit)
+#
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+# CONFIG_STNIC is not set
+CONFIG_SMC91X=y
+
+#
+# Ethernet (1000 Mbit)
+#
+
+#
+# Ethernet (10000 Mbit)
+#
+
+#
+# Token Ring devices
+#
+
+#
+# Wireless LAN (non-hamradio)
+#
+# CONFIG_NET_RADIO is not set
+
+#
+# Wan interfaces
+#
+# CONFIG_WAN is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_SHAPER is not set
+# CONFIG_NETCONSOLE is not set
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
 
@@ -536,7 +586,26 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
 #
 # Input device support
 #
-# CONFIG_INPUT is not set
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
 
 #
 # Hardware I/O ports
@@ -564,8 +633,7 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y
 CONFIG_SERIAL_CORE=y
 CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_UNIX98_PTYS is not set
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
+# CONFIG_LEGACY_PTYS is not set
 
 #
 # IPMI
@@ -576,7 +644,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # Watchdog Cards
 #
 # CONFIG_WATCHDOG is not set
-CONFIG_HW_RANDOM=y
+# CONFIG_HW_RANDOM is not set
 # CONFIG_GEN_RTC is not set
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
@@ -610,12 +678,8 @@ CONFIG_HW_RANDOM=y
 #
 # Hardware Monitoring support
 #
-CONFIG_HWMON=y
+# CONFIG_HWMON is not set
 # CONFIG_HWMON_VID is not set
-# CONFIG_SENSORS_ABITUGURU is not set
-# CONFIG_SENSORS_F71805F is not set
-# CONFIG_SENSORS_VT1211 is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 
 #
 # Multimedia devices
@@ -630,7 +694,7 @@ CONFIG_HWMON=y
 #
 # Graphics support
 #
-CONFIG_FIRMWARE_EDID=y
+# CONFIG_FIRMWARE_EDID is not set
 # CONFIG_FB is not set
 
 #
@@ -701,8 +765,7 @@ CONFIG_FIRMWARE_EDID=y
 #
 # File systems
 #
-CONFIG_EXT2_FS=y
-# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS is not set
 # CONFIG_EXT3_FS is not set
 # CONFIG_EXT4DEV_FS is not set
 # CONFIG_REISERFS_FS is not set
@@ -755,7 +818,7 @@ CONFIG_RAMFS=y
 # CONFIG_EFS_FS is not set
 # CONFIG_JFFS_FS is not set
 # CONFIG_JFFS2_FS is not set
-CONFIG_CRAMFS=y
+# CONFIG_CRAMFS is not set
 # CONFIG_VXFS_FS is not set
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
@@ -793,8 +856,9 @@ CONFIG_MSDOS_PARTITION=y
 #
 # Kernel hacking
 #
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_PRINTK_TIME is not set
-CONFIG_ENABLE_MUST_CHECK=y
+# CONFIG_ENABLE_MUST_CHECK is not set
 # CONFIG_MAGIC_SYSRQ is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_KERNEL is not set
@@ -819,7 +883,7 @@ CONFIG_LOG_BUF_SHIFT=14
 #
 # Library routines
 #
-CONFIG_CRC_CCITT=y
+# CONFIG_CRC_CCITT is not set
 # CONFIG_CRC16 is not set
 CONFIG_CRC32=y
 # CONFIG_LIBCRC32C is not set
diff --git a/arch/sh/configs/se7619_defconfig b/arch/sh/configs/se7619_defconfig
new file mode 100644
index 000000000000..20ac7f4c53fb
--- /dev/null
+++ b/arch/sh/configs/se7619_defconfig
@@ -0,0 +1,744 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.19
+# Wed Dec  6 16:35:36 2006
+#
+CONFIG_SUPERH=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+# CONFIG_GENERIC_TIME is not set
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+
+#
+# Code maturity level options
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+
+#
+# General setup
+#
+CONFIG_LOCALVERSION=""
+# CONFIG_LOCALVERSION_AUTO is not set
+# CONFIG_SYSVIPC is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_UTS_NS is not set
+# CONFIG_IKCONFIG is not set
+# CONFIG_RELAY is not set
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
+CONFIG_EMBEDDED=y
+# CONFIG_UID16 is not set
+# CONFIG_SYSCTL_SYSCALL is not set
+# CONFIG_KALLSYMS is not set
+# CONFIG_HOTPLUG is not set
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+# CONFIG_ELF_CORE is not set
+# CONFIG_BASE_FULL is not set
+# CONFIG_FUTEX is not set
+# CONFIG_EPOLL is not set
+CONFIG_SLAB=y
+# CONFIG_VM_EVENT_COUNTERS is not set
+CONFIG_TINY_SHMEM=y
+CONFIG_BASE_SMALL=1
+# CONFIG_SLOB is not set
+
+#
+# Loadable module support
+#
+# CONFIG_MODULES is not set
+
+#
+# Block layer
+#
+CONFIG_BLOCK=y
+# CONFIG_LBD is not set
+# CONFIG_LSF is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+# CONFIG_IOSCHED_AS is not set
+# CONFIG_IOSCHED_DEADLINE is not set
+# CONFIG_IOSCHED_CFQ is not set
+# CONFIG_DEFAULT_AS is not set
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+CONFIG_DEFAULT_NOOP=y
+CONFIG_DEFAULT_IOSCHED="noop"
+
+#
+# System type
+#
+# CONFIG_SH_SOLUTION_ENGINE is not set
+# CONFIG_SH_7751_SOLUTION_ENGINE is not set
+# CONFIG_SH_7300_SOLUTION_ENGINE is not set
+# CONFIG_SH_7343_SOLUTION_ENGINE is not set
+# CONFIG_SH_73180_SOLUTION_ENGINE is not set
+# CONFIG_SH_7751_SYSTEMH is not set
+# CONFIG_SH_HP6XX is not set
+# CONFIG_SH_EC3104 is not set
+# CONFIG_SH_SATURN is not set
+# CONFIG_SH_DREAMCAST is not set
+# CONFIG_SH_BIGSUR is not set
+# CONFIG_SH_MPC1211 is not set
+# CONFIG_SH_SH03 is not set
+# CONFIG_SH_SECUREEDGE5410 is not set
+# CONFIG_SH_HS7751RVOIP is not set
+# CONFIG_SH_7710VOIPGW is not set
+# CONFIG_SH_RTS7751R2D is not set
+# CONFIG_SH_R7780RP is not set
+# CONFIG_SH_EDOSK7705 is not set
+# CONFIG_SH_SH4202_MICRODEV is not set
+# CONFIG_SH_LANDISK is not set
+# CONFIG_SH_TITAN is not set
+# CONFIG_SH_SHMIN is not set
+# CONFIG_SH_7206_SOLUTION_ENGINE is not set
+CONFIG_SH_7619_SOLUTION_ENGINE=y
+# CONFIG_SH_UNKNOWN is not set
+
+#
+# Processor selection
+#
+CONFIG_CPU_SH2=y
+
+#
+# SH-2 Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH7604 is not set
+CONFIG_CPU_SUBTYPE_SH7619=y
+
+#
+# SH-2A Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH7206 is not set
+
+#
+# SH-3 Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH7300 is not set
+# CONFIG_CPU_SUBTYPE_SH7705 is not set
+# CONFIG_CPU_SUBTYPE_SH7706 is not set
+# CONFIG_CPU_SUBTYPE_SH7707 is not set
+# CONFIG_CPU_SUBTYPE_SH7708 is not set
+# CONFIG_CPU_SUBTYPE_SH7709 is not set
+# CONFIG_CPU_SUBTYPE_SH7710 is not set
+
+#
+# SH-4 Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH7750 is not set
+# CONFIG_CPU_SUBTYPE_SH7091 is not set
+# CONFIG_CPU_SUBTYPE_SH7750R is not set
+# CONFIG_CPU_SUBTYPE_SH7750S is not set
+# CONFIG_CPU_SUBTYPE_SH7751 is not set
+# CONFIG_CPU_SUBTYPE_SH7751R is not set
+# CONFIG_CPU_SUBTYPE_SH7760 is not set
+# CONFIG_CPU_SUBTYPE_SH4_202 is not set
+
+#
+# ST40 Processor Support
+#
+# CONFIG_CPU_SUBTYPE_ST40STB1 is not set
+# CONFIG_CPU_SUBTYPE_ST40GX1 is not set
+
+#
+# SH-4A Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH7770 is not set
+# CONFIG_CPU_SUBTYPE_SH7780 is not set
+# CONFIG_CPU_SUBTYPE_SH7785 is not set
+
+#
+# SH4AL-DSP Processor Support
+#
+# CONFIG_CPU_SUBTYPE_SH73180 is not set
+# CONFIG_CPU_SUBTYPE_SH7343 is not set
+
+#
+# Memory management options
+#
+CONFIG_PAGE_OFFSET=0x00000000
+CONFIG_MEMORY_START=0x0c000000
+CONFIG_MEMORY_SIZE=0x04000000
+CONFIG_PAGE_SIZE_4KB=y
+# CONFIG_PAGE_SIZE_8KB is not set
+# CONFIG_PAGE_SIZE_64KB is not set
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+# CONFIG_RESOURCES_64BIT is not set
+
+#
+# Cache configuration
+#
+# CONFIG_SH_DIRECT_MAPPED is not set
+CONFIG_SH_WRITETHROUGH=y
+# CONFIG_SH_OCRAM is not set
+
+#
+# Processor features
+#
+# CONFIG_CPU_LITTLE_ENDIAN is not set
+CONFIG_CPU_BIG_ENDIAN=y
+# CONFIG_SH_FPU is not set
+# CONFIG_SH_FPU_EMU is not set
+# CONFIG_SH_DSP is not set
+
+#
+# Timer support
+#
+CONFIG_SH_CMT=y
+CONFIG_SH_TIMER_IRQ=86
+# CONFIG_NO_IDLE_HZ is not set
+CONFIG_SH_PCLK_FREQ=31250000
+CONFIG_SH_CLK_MD=5
+
+#
+# CPU Frequency scaling
+#
+# CONFIG_CPU_FREQ is not set
+
+#
+# DMA support
+#
+# CONFIG_SH_DMA is not set
+
+#
+# Companion Chips
+#
+# CONFIG_HD6446X_SERIES is not set
+
+#
+# Additional SuperH Device Drivers
+#
+# CONFIG_PUSH_SWITCH is not set
+
+#
+# Kernel features
+#
+CONFIG_HZ_100=y
+# CONFIG_HZ_250 is not set
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=100
+# CONFIG_KEXEC is not set
+# CONFIG_SMP is not set
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+
+#
+# Boot options
+#
+CONFIG_ZERO_PAGE_OFFSET=0x00001000
+CONFIG_BOOT_LINK_OFFSET=0x00800000
+# CONFIG_UBC_WAKEUP is not set
+# CONFIG_CMDLINE_BOOL is not set
+
+#
+# Bus options
+#
+# CONFIG_PCI is not set
+
+#
+# PCCARD (PCMCIA/CardBus) support
+#
+
+#
+# PCI Hotplug Support
+#
+
+#
+# Executable file formats
+#
+CONFIG_BINFMT_FLAT=y
+CONFIG_BINFMT_ZFLAT=y
+# CONFIG_BINFMT_SHARED_FLAT is not set
+# CONFIG_BINFMT_MISC is not set
+
+#
+# Power management options (EXPERIMENTAL)
+#
+# CONFIG_PM is not set
+
+#
+# Networking
+#
+# CONFIG_NET is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+# CONFIG_STANDALONE is not set
+# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+# CONFIG_SYS_HYPERVISOR is not set
+
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+
+#
+# Memory Technology Devices (MTD)
+#
+CONFIG_MTD=y
+# CONFIG_MTD_DEBUG is not set
+CONFIG_MTD_CONCAT=y
+CONFIG_MTD_PARTITIONS=y
+CONFIG_MTD_REDBOOT_PARTS=y
+CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
+# CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set
+# CONFIG_MTD_REDBOOT_PARTS_READONLY is not set
+# CONFIG_MTD_CMDLINE_PARTS is not set
+
+#
+# User Modules And Translation Layers
+#
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLOCK=y
+# CONFIG_FTL is not set
+# CONFIG_NFTL is not set
+# CONFIG_INFTL is not set
+# CONFIG_RFD_FTL is not set
+# CONFIG_SSFDC is not set
+
+#
+# RAM/ROM/Flash chip drivers
+#
+CONFIG_MTD_CFI=y
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_GEN_PROBE=y
+# CONFIG_MTD_CFI_ADV_OPTIONS is not set
+CONFIG_MTD_MAP_BANK_WIDTH_1=y
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+CONFIG_MTD_MAP_BANK_WIDTH_4=y
+# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
+CONFIG_MTD_CFI_I1=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+# CONFIG_MTD_CFI_INTELEXT is not set
+CONFIG_MTD_CFI_AMDSTD=y
+# CONFIG_MTD_CFI_STAA is not set
+CONFIG_MTD_CFI_UTIL=y
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_ABSENT is not set
+# CONFIG_MTD_OBSOLETE_CHIPS is not set
+
+#
+# Mapping drivers for chip access
+#
+# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_PHYSMAP_START=0xa0000000
+CONFIG_MTD_PHYSMAP_LEN=0x01000000
+CONFIG_MTD_PHYSMAP_BANKWIDTH=2
+# CONFIG_MTD_SOLUTIONENGINE is not set
+# CONFIG_MTD_UCLINUX is not set
+# CONFIG_MTD_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_MTDRAM is not set
+# CONFIG_MTD_BLOCK2MTD is not set
+
+#
+# Disk-On-Chip Device Drivers
+#
+# CONFIG_MTD_DOC2000 is not set
+# CONFIG_MTD_DOC2001 is not set
+# CONFIG_MTD_DOC2001PLUS is not set
+
+#
+# NAND Flash Device Drivers
+#
+# CONFIG_MTD_NAND is not set
+
+#
+# OneNAND Flash Device Drivers
+#
+# CONFIG_MTD_ONENAND is not set
+
+#
+# Parallel port support
+#
+# CONFIG_PARPORT is not set
+
+#
+# Plug and Play support
+#
+
+#
+# Block devices
+#
+# CONFIG_BLK_DEV_COW_COMMON is not set
+# CONFIG_BLK_DEV_LOOP is not set
+# CONFIG_BLK_DEV_RAM is not set
+# CONFIG_BLK_DEV_INITRD is not set
+# CONFIG_CDROM_PKTCDVD is not set
+
+#
+# Misc devices
+#
+# CONFIG_TIFM_CORE is not set
+
+#
+# ATA/ATAPI/MFM/RLL support
+#
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+# CONFIG_SCSI_NETLINK is not set
+
+#
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
+
+#
+# Multi-device support (RAID and LVM)
+#
+# CONFIG_MD is not set
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+
+#
+# I2O device support
+#
+
+#
+# ISDN subsystem
+#
+
+#
+# Telephony Support
+#
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+# CONFIG_SERIO is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+# CONFIG_VT is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+# CONFIG_SERIAL_8250 is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_SH_SCI=y
+CONFIG_SERIAL_SH_SCI_NR_UARTS=3
+CONFIG_SERIAL_SH_SCI_CONSOLE=y
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+# CONFIG_UNIX98_PTYS is not set
+# CONFIG_LEGACY_PTYS is not set
+
+#
+# IPMI
+#
+# CONFIG_IPMI_HANDLER is not set
+
+#
+# Watchdog Cards
+#
+# CONFIG_WATCHDOG is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_GEN_RTC is not set
+# CONFIG_DTLK is not set
+# CONFIG_R3964 is not set
+
+#
+# Ftape, the floppy tape device driver
+#
+# CONFIG_RAW_DRIVER is not set
+
+#
+# TPM devices
+#
+# CONFIG_TCG_TPM is not set
+
+#
+# I2C support
+#
+# CONFIG_I2C is not set
+
+#
+# SPI support
+#
+# CONFIG_SPI is not set
+# CONFIG_SPI_MASTER is not set
+
+#
+# Dallas's 1-wire bus
+#
+# CONFIG_W1 is not set
+
+#
+# Hardware Monitoring support
+#
+# CONFIG_HWMON is not set
+# CONFIG_HWMON_VID is not set
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+
+#
+# Digital Video Broadcasting Devices
+#
+
+#
+# Graphics support
+#
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+
+#
+# USB support
+#
+# CONFIG_USB_ARCH_HAS_HCD is not set
+# CONFIG_USB_ARCH_HAS_OHCI is not set
+# CONFIG_USB_ARCH_HAS_EHCI is not set
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# USB Gadget Support
+#
+# CONFIG_USB_GADGET is not set
+
+#
+# MMC/SD Card support
+#
+# CONFIG_MMC is not set
+
+#
+# LED devices
+#
+# CONFIG_NEW_LEDS is not set
+
+#
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
+# InfiniBand support
+#
+
+#
+# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
+#
+
+#
+# Real Time Clock
+#
+# CONFIG_RTC_CLASS is not set
+
+#
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
+#
+# File systems
+#
+# CONFIG_EXT2_FS is not set
+# CONFIG_EXT3_FS is not set
+# CONFIG_EXT4DEV_FS is not set
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+# CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
+# CONFIG_MINIX_FS is not set
+CONFIG_ROMFS_FS=y
+# CONFIG_INOTIFY is not set
+# CONFIG_QUOTA is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_SYSCTL=y
+# CONFIG_SYSFS is not set
+# CONFIG_TMPFS is not set
+# CONFIG_HUGETLBFS is not set
+# CONFIG_HUGETLB_PAGE is not set
+CONFIG_RAMFS=y
+
+#
+# Miscellaneous filesystems
+#
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+# CONFIG_JFFS_FS is not set
+# CONFIG_JFFS2_FS is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+
+#
+# Partition Types
+#
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_MSDOS_PARTITION=y
+
+#
+# Native Language Support
+#
+# CONFIG_NLS is not set
+
+#
+# Profiling support
+#
+# CONFIG_PROFILING is not set
+
+#
+# Kernel hacking
+#
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+# CONFIG_PRINTK_TIME is not set
+# CONFIG_ENABLE_MUST_CHECK is not set
+# CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_KERNEL is not set
+CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_DEBUG_BUGVERBOSE is not set
+# CONFIG_UNWIND_INFO is not set
+# CONFIG_HEADERS_CHECK is not set
+# CONFIG_SH_STANDARD_BIOS is not set
+# CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_KGDB is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+
+#
+# Cryptographic options
+#
+# CONFIG_CRYPTO is not set
+
+#
+# Library routines
+#
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
diff --git a/arch/sh/drivers/push-switch.c b/arch/sh/drivers/push-switch.c
index f2b9157c314f..b3d20c0e021f 100644
--- a/arch/sh/drivers/push-switch.c
+++ b/arch/sh/drivers/push-switch.c
@@ -14,7 +14,7 @@
 #include <asm/push-switch.h>
 
 #define DRV_NAME "push-switch"
-#define DRV_VERSION "0.1.0"
+#define DRV_VERSION "0.1.1"
 
 static ssize_t switch_show(struct device *dev,
                            struct device_attribute *attr,
@@ -32,10 +32,10 @@ static void switch_timer(unsigned long data)
         schedule_work(&psw->work);
 }
 
-static void switch_work_handler(void *data)
+static void switch_work_handler(struct work_struct *work)
 {
-        struct platform_device *pdev = data;
-        struct push_switch *psw = platform_get_drvdata(pdev);
+        struct push_switch *psw = container_of(work, struct push_switch, work);
+        struct platform_device *pdev = psw->pdev;
 
         psw->state = 0;
 
@@ -76,12 +76,15 @@ static int switch_drv_probe(struct platform_device *pdev)
                 }
         }
 
-        INIT_WORK(&psw->work, switch_work_handler, pdev);
+        INIT_WORK(&psw->work, switch_work_handler);
         init_timer(&psw->debounce);
 
         psw->debounce.function = switch_timer;
         psw->debounce.data = (unsigned long)psw;
 
+        /* Workqueue API brain-damage */
+        psw->pdev = pdev;
+
         platform_set_drvdata(pdev, psw);
 
         return 0;
diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile
index 0582e6712b79..d055a3ea6b4b 100644
--- a/arch/sh/kernel/cpu/Makefile
+++ b/arch/sh/kernel/cpu/Makefile
@@ -6,6 +6,7 @@ obj-$(CONFIG_CPU_SH2)		= sh2/
 obj-$(CONFIG_CPU_SH2A)          = sh2a/
 obj-$(CONFIG_CPU_SH3)           = sh3/
 obj-$(CONFIG_CPU_SH4)           = sh4/
+obj-$(CONFIG_CPU_SH4A)          += sh4a/
 
 obj-$(CONFIG_UBC_WAKEUP)        += ubc.o
 obj-$(CONFIG_SH_ADC)            += adc.o
diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S
index 34d51b3745ea..d51fa5e9904a 100644
--- a/arch/sh/kernel/cpu/sh2/entry.S
+++ b/arch/sh/kernel/cpu/sh2/entry.S
@@ -177,15 +177,21 @@ interrupt_entry:
 7:      .long   do_IRQ
 8:      .long   do_exception_error
         
-trap_entry:     
-        add     #-0x10,r9
+trap_entry:
+        /* verbose BUG trapa entry check */
+        mov     #0x3e,r8
+        cmp/ge  r8,r9
+        bf/s    1f
+         add    #-0x10,r9
+        add     #0x10,r9
+1:      
         shll2   r9                      ! TRA
         mov     #OFF_TRA,r8
         add     r15,r8
         mov.l   r9,@r8
         mov     r9,r8
 #ifdef CONFIG_TRACE_IRQFLAGS
-        mov.l   5f, r9
+        mov.l   2f, r9
         jsr     @r9
          nop
 #endif
@@ -194,12 +200,8 @@ trap_entry:
          nop
         
         .align  2
-1:      .long   syscall_exit
-2:      .long   break_point_trap_software
-3:      .long   NR_syscalls
-4:      .long   sys_call_table
 #ifdef CONFIG_TRACE_IRQFLAGS
-5:      .long   trace_hardirqs_on
+2:      .long   trace_hardirqs_on
 #endif
 
 #if defined(CONFIG_SH_STANDARD_BIOS)
@@ -264,7 +266,7 @@ ENTRY(address_error_handler)
 restore_all:
         cli
 #ifdef CONFIG_TRACE_IRQFLAGS
-        mov.l   3f, r0
+        mov.l   1f, r0
         jsr     @r0
          nop
 #endif
@@ -309,20 +311,14 @@ restore_all:
         mov.l   @r15,r15
         rte
          nop
-2:
-        mov.l   1f,r8
-        mov.l   2f,r9
-        jmp     @r9
-         lds    r8,pr
 
-        .align  2
+#ifdef CONFIG_TRACE_IRQFLAGS
+1:     .long   trace_hardirqs_off
+#endif
 $current_thread_info:
         .long   __current_thread_info
 $cpu_mode:      
         .long   __cpu_mode
-#ifdef CONFIG_TRACE_IRQFLAGS
-3:      .long   trace_hardirqs_off
-#endif
                 
 ! common exception handler
 #include "../../entry-common.S"
diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
index 82c2d905152f..79283e6c1d8f 100644
--- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c
+++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c
@@ -51,3 +51,44 @@ static int __init sh7619_devices_setup(void)
                                     ARRAY_SIZE(sh7619_devices));
 }
 __initcall(sh7619_devices_setup);
+
+#define INTC_IPRC      0xf8080000UL
+#define INTC_IPRD      0xf8080002UL
+
+#define CMI0_IRQ       86
+
+#define SCIF0_ERI_IRQ  88
+#define SCIF0_RXI_IRQ  89
+#define SCIF0_BRI_IRQ  90
+#define SCIF0_TXI_IRQ  91
+
+#define SCIF1_ERI_IRQ  92
+#define SCIF1_RXI_IRQ  93
+#define SCIF1_BRI_IRQ  94
+#define SCIF1_TXI_IRQ  95
+
+#define SCIF2_BRI_IRQ  96
+#define SCIF2_ERI_IRQ  97
+#define SCIF2_RXI_IRQ  98
+#define SCIF2_TXI_IRQ  99
+
+static struct ipr_data sh7619_ipr_map[] = {
+        { CMI0_IRQ,      INTC_IPRC, 1, 2 },
+        { SCIF0_ERI_IRQ, INTC_IPRD, 3, 3 },
+        { SCIF0_RXI_IRQ, INTC_IPRD, 3, 3 },
+        { SCIF0_BRI_IRQ, INTC_IPRD, 3, 3 },
+        { SCIF0_TXI_IRQ, INTC_IPRD, 3, 3 },
+        { SCIF1_ERI_IRQ, INTC_IPRD, 2, 3 },
+        { SCIF1_RXI_IRQ, INTC_IPRD, 2, 3 },
+        { SCIF1_BRI_IRQ, INTC_IPRD, 2, 3 },
+        { SCIF1_TXI_IRQ, INTC_IPRD, 2, 3 },
+        { SCIF2_ERI_IRQ, INTC_IPRD, 1, 3 },
+        { SCIF2_RXI_IRQ, INTC_IPRD, 1, 3 },
+        { SCIF2_BRI_IRQ, INTC_IPRD, 1, 3 },
+        { SCIF2_TXI_IRQ, INTC_IPRD, 1, 3 },
+};
+
+void __init init_IRQ_ipr(void)
+{
+        make_ipr_irq(sh7619_ipr_map, ARRAY_SIZE(sh7619_ipr_map));
+}
diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
index cdfeef49e62e..4b60fcc7d667 100644
--- a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
+++ b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c
@@ -17,22 +17,22 @@ static struct plat_sci_port sci_platform_data[] = {
                 .mapbase        = 0xfffe8000,
                 .flags          = UPF_BOOT_AUTOCONF,
                 .type           = PORT_SCIF,
-                .irqs           =  { 240, 241, 242, 243},
+                .irqs           =  { 241, 242, 243, 240},
         }, {
                 .mapbase        = 0xfffe8800,
                 .flags          = UPF_BOOT_AUTOCONF,
                 .type           = PORT_SCIF,
-                .irqs           =  { 244, 245, 246, 247},
+                .irqs           =  { 247, 244, 245, 246},
         }, {
                 .mapbase        = 0xfffe9000,
                 .flags          = UPF_BOOT_AUTOCONF,
                 .type           = PORT_SCIF,
-                .irqs           =  { 248, 249, 250, 251},
+                .irqs           =  { 249, 250, 251, 248},
         }, {
                 .mapbase        = 0xfffe9800,
                 .flags          = UPF_BOOT_AUTOCONF,
                 .type           = PORT_SCIF,
-                .irqs           =  { 252, 253, 254, 255},
+                .irqs           =  { 253, 254, 255, 252},
         }, {
                 .flags = 0,
         }
@@ -56,3 +56,57 @@ static int __init sh7206_devices_setup(void)
                                     ARRAY_SIZE(sh7206_devices));
 }
 __initcall(sh7206_devices_setup);
+
+#define INTC_IPR08     0xfffe0c04UL
+#define INTC_IPR09     0xfffe0c06UL
+#define INTC_IPR14     0xfffe0c10UL
+
+#define CMI0_IRQ       140
+
+#define MTU1_TGI1A     164
+
+#define SCIF0_BRI_IRQ  240
+#define SCIF0_ERI_IRQ  241
+#define SCIF0_RXI_IRQ  242
+#define SCIF0_TXI_IRQ  243
+
+#define SCIF1_BRI_IRQ  244
+#define SCIF1_ERI_IRQ  245
+#define SCIF1_RXI_IRQ  246
+#define SCIF1_TXI_IRQ  247
+
+#define SCIF2_BRI_IRQ  248
+#define SCIF2_ERI_IRQ  249
+#define SCIF2_RXI_IRQ  250
+#define SCIF2_TXI_IRQ  251
+
+#define SCIF3_BRI_IRQ  252
+#define SCIF3_ERI_IRQ  253
+#define SCIF3_RXI_IRQ  254
+#define SCIF3_TXI_IRQ  255
+
+static struct ipr_data sh7206_ipr_map[] = {
+        { CMI0_IRQ,      INTC_IPR08, 3, 2 },
+        { MTU2_TGI1A,    INTC_IPR09, 1, 2 },
+        { SCIF0_ERI_IRQ, INTC_IPR14, 3, 3 },
+        { SCIF0_RXI_IRQ, INTC_IPR14, 3, 3 },
+        { SCIF0_BRI_IRQ, INTC_IPR14, 3, 3 },
+        { SCIF0_TXI_IRQ, INTC_IPR14, 3, 3 },
+        { SCIF1_ERI_IRQ, INTC_IPR14, 2, 3 },
+        { SCIF1_RXI_IRQ, INTC_IPR14, 2, 3 },
+        { SCIF1_BRI_IRQ, INTC_IPR14, 2, 3 },
+        { SCIF1_TXI_IRQ, INTC_IPR14, 2, 3 },
+        { SCIF2_ERI_IRQ, INTC_IPR14, 1, 3 },
+        { SCIF2_RXI_IRQ, INTC_IPR14, 1, 3 },
+        { SCIF2_BRI_IRQ, INTC_IPR14, 1, 3 },
+        { SCIF2_TXI_IRQ, INTC_IPR14, 1, 3 },
+        { SCIF3_ERI_IRQ, INTC_IPR14, 0, 3 },
+        { SCIF3_RXI_IRQ, INTC_IPR14, 0, 3 },
+        { SCIF3_BRI_IRQ, INTC_IPR14, 0, 3 },
+        { SCIF3_TXI_IRQ, INTC_IPR14, 0, 3 },
+};
+
+void __init init_IRQ_ipr(void)
+{
+        make_ipr_irq(sh7206_ipr_map, ARRAY_SIZE(sh7206_ipr_map));
+}
diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile
index 6e415baf04b4..19ca68c71884 100644
--- a/arch/sh/kernel/cpu/sh4/Makefile
+++ b/arch/sh/kernel/cpu/sh4/Makefile
@@ -12,17 +12,12 @@ obj-$(CONFIG_SH_STORE_QUEUES)		+= sq.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7750)        += setup-sh7750.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7751)        += setup-sh7750.o
 obj-$(CONFIG_CPU_SUBTYPE_SH7760)        += setup-sh7760.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7770)        += setup-sh7770.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7780)        += setup-sh7780.o
-obj-$(CONFIG_CPU_SUBTYPE_SH73180)       += setup-sh73180.o
-obj-$(CONFIG_CPU_SUBTYPE_SH7343)        += setup-sh7343.o
 obj-$(CONFIG_CPU_SUBTYPE_SH4_202)       += setup-sh4-202.o
 
 # Primary on-chip clocks (common)
+ifndef CONFIG_CPU_SH4A
 clock-$(CONFIG_CPU_SH4)                 := clock-sh4.o
-clock-$(CONFIG_CPU_SUBTYPE_SH73180)     := clock-sh73180.o
-clock-$(CONFIG_CPU_SUBTYPE_SH7770)      := clock-sh7770.o
-clock-$(CONFIG_CPU_SUBTYPE_SH7780)      := clock-sh7780.o
+endif
 
 # Additional clocks by subtype
 clock-$(CONFIG_CPU_SUBTYPE_SH4_202)     += clock-sh4-202.o
diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c
index afe0f1b1c030..9031a22a2ce7 100644
--- a/arch/sh/kernel/cpu/sh4/probe.c
+++ b/arch/sh/kernel/cpu/sh4/probe.c
@@ -119,11 +119,20 @@ int __init detect_cpu_and_cache_system(void)
                 break;
         case 0x3000:
         case 0x3003:
+        case 0x3009:
                 cpu_data->type = CPU_SH7343;
                 cpu_data->icache.ways = 4;
                 cpu_data->dcache.ways = 4;
                 cpu_data->flags |= CPU_HAS_LLSC;
                 break;
+        case 0x3008:
+                if (prr == 0xa0) {
+                        cpu_data->type = CPU_SH7722;
+                        cpu_data->icache.ways = 4;
+                        cpu_data->dcache.ways = 4;
+                        cpu_data->flags |= CPU_HAS_LLSC;
+                }
+                break;
         case 0x8000:
                 cpu_data->type = CPU_ST40RA;
                 cpu_data->flags |= CPU_HAS_FPU;
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
index bbcb06f18b04..cbac27634c0b 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c
+++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c
@@ -14,6 +14,36 @@
 #include <linux/io.h>
 #include <asm/sci.h>
 
+static struct resource rtc_resources[] = {
+        [0] = {
+                .start  = 0xffc80000,
+                .end    = 0xffc80000 + 0x58 - 1,
+                .flags  = IORESOURCE_IO,
+        },
+        [1] = {
+                /* Period IRQ */
+                .start  = 21,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                /* Carry IRQ */
+                .start  = 22,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [3] = {
+                /* Alarm IRQ */
+                .start  = 20,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device rtc_device = {
+        .name           = "sh-rtc",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(rtc_resources),
+        .resource       = rtc_resources,
+};
+
 static struct plat_sci_port sci_platform_data[] = {
         {
                 .mapbase        = 0xffe00000,
@@ -39,6 +69,7 @@ static struct platform_device sci_device = {
 };
 
 static struct platform_device *sh7750_devices[] __initdata = {
+        &rtc_device,
         &sci_device,
 };
 
diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c
index 0c9ea38d2caa..d7fff752e569 100644
--- a/arch/sh/kernel/cpu/sh4/sq.c
+++ b/arch/sh/kernel/cpu/sh4/sq.c
@@ -111,8 +111,9 @@ static int __sq_remap(struct sq_mapping *map, unsigned long flags)
 
         vma->phys_addr = map->addr;
 
-        if (remap_area_pages((unsigned long)vma->addr, vma->phys_addr,
-                             map->size, flags)) {
+        if (ioremap_page_range((unsigned long)vma->addr,
+                               (unsigned long)vma->addr + map->size,
+                               vma->phys_addr, __pgprot(flags))) {
                 vunmap(vma->addr);
                 return -EAGAIN;
         }
@@ -176,7 +177,7 @@ unsigned long sq_remap(unsigned long phys, unsigned int size,
 
         map->sq_addr = P4SEG_STORE_QUE + (page << PAGE_SHIFT);
 
-        ret = __sq_remap(map, flags);
+        ret = __sq_remap(map, pgprot_val(PAGE_KERNEL_NOCACHE) | flags);
         if (unlikely(ret != 0))
                 goto out;
 
diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile
new file mode 100644
index 000000000000..a8f493f2f21f
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4a/Makefile
@@ -0,0 +1,19 @@
+#
+# Makefile for the Linux/SuperH SH-4 backends.
+#
+
+# CPU subtype setup
+obj-$(CONFIG_CPU_SUBTYPE_SH7770)        += setup-sh7770.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7780)        += setup-sh7780.o
+obj-$(CONFIG_CPU_SUBTYPE_SH73180)       += setup-sh73180.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7343)        += setup-sh7343.o
+obj-$(CONFIG_CPU_SUBTYPE_SH7722)        += setup-sh7722.o
+
+# Primary on-chip clocks (common)
+clock-$(CONFIG_CPU_SUBTYPE_SH73180)     := clock-sh73180.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7770)      := clock-sh7770.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7780)      := clock-sh7780.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7343)      := clock-sh7343.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7722)      := clock-sh7343.o
+
+obj-y   += $(clock-y)
diff --git a/arch/sh/kernel/cpu/sh4/clock-sh73180.c b/arch/sh/kernel/cpu/sh4a/clock-sh73180.c
index 2fa5cb2ae68d..2fa5cb2ae68d 100644
--- a/arch/sh/kernel/cpu/sh4/clock-sh73180.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh73180.c
diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c
new file mode 100644
index 000000000000..1707a213f0cf
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c
@@ -0,0 +1,99 @@
+/*
+ * arch/sh/kernel/cpu/sh4/clock-sh7343.c
+ *
+ * SH7343/SH7722 support for the clock framework
+ *
+ *  Copyright (C) 2006  Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <asm/clock.h>
+#include <asm/freq.h>
+
+/*
+ * SH7343/SH7722 uses a common set of multipliers and divisors, so this
+ * is quite simple..
+ */
+static int multipliers[] = { 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1 };
+static int divisors[] = { 1, 3, 2, 5, 3, 4, 5, 6, 8, 10, 12, 16, 20 };
+
+#define pll_calc() (((ctrl_inl(FRQCR) >> 24) & 0x1f) + 1)
+
+static void master_clk_init(struct clk *clk)
+{
+        clk->parent = clk_get(NULL, "cpu_clk");
+}
+
+static void master_clk_recalc(struct clk *clk)
+{
+        int idx = (ctrl_inl(FRQCR) & 0x000f);
+        clk->rate *= clk->parent->rate * multipliers[idx] / divisors[idx];
+}
+
+static struct clk_ops sh7343_master_clk_ops = {
+        .init           = master_clk_init,
+        .recalc         = master_clk_recalc,
+};
+
+static void module_clk_init(struct clk *clk)
+{
+        clk->parent = NULL;
+        clk->rate = CONFIG_SH_PCLK_FREQ;
+}
+
+static struct clk_ops sh7343_module_clk_ops = {
+        .init           = module_clk_init,
+};
+
+static void bus_clk_init(struct clk *clk)
+{
+        clk->parent = clk_get(NULL, "cpu_clk");
+}
+
+static void bus_clk_recalc(struct clk *clk)
+{
+        int idx = (ctrl_inl(FRQCR) >> 8) & 0x000f;
+        clk->rate = clk->parent->rate * multipliers[idx] / divisors[idx];
+}
+
+static struct clk_ops sh7343_bus_clk_ops = {
+        .init           = bus_clk_init,
+        .recalc         = bus_clk_recalc,
+};
+
+static void cpu_clk_init(struct clk *clk)
+{
+        clk->parent = clk_get(NULL, "module_clk");
+        clk->flags |= CLK_RATE_PROPAGATES;
+        clk_set_rate(clk, clk_get_rate(clk));
+}
+
+static void cpu_clk_recalc(struct clk *clk)
+{
+        int idx = (ctrl_inl(FRQCR) >> 20) & 0x000f;
+        clk->rate = clk->parent->rate * pll_calc() *
+                multipliers[idx] / divisors[idx];
+}
+
+static struct clk_ops sh7343_cpu_clk_ops = {
+        .init           = cpu_clk_init,
+        .recalc         = cpu_clk_recalc,
+};
+
+static struct clk_ops *sh7343_clk_ops[] = {
+        &sh7343_master_clk_ops,
+        &sh7343_module_clk_ops,
+        &sh7343_bus_clk_ops,
+        &sh7343_cpu_clk_ops,
+};
+
+void __init arch_init_clk_ops(struct clk_ops **ops, int idx)
+{
+        if (idx < ARRAY_SIZE(sh7343_clk_ops))
+                *ops = sh7343_clk_ops[idx];
+}
diff --git a/arch/sh/kernel/cpu/sh4/clock-sh7770.c b/arch/sh/kernel/cpu/sh4a/clock-sh7770.c
index c8694bac6477..c8694bac6477 100644
--- a/arch/sh/kernel/cpu/sh4/clock-sh7770.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7770.c
diff --git a/arch/sh/kernel/cpu/sh4/clock-sh7780.c b/arch/sh/kernel/cpu/sh4a/clock-sh7780.c
index 9e6a216750c8..9e6a216750c8 100644
--- a/arch/sh/kernel/cpu/sh4/clock-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7780.c
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh73180.c b/arch/sh/kernel/cpu/sh4a/setup-sh73180.c
index cc9ea1e2e5df..cc9ea1e2e5df 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh73180.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh73180.c
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
index 91d61cf91ba1..91d61cf91ba1 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7343.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
new file mode 100644
index 000000000000..1143fbf65faf
--- /dev/null
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -0,0 +1,80 @@
+/*
+ * SH7722 Setup
+ *
+ *  Copyright (C) 2006  Paul Mundt
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/serial.h>
+#include <asm/sci.h>
+
+static struct plat_sci_port sci_platform_data[] = {
+        {
+                .mapbase        = 0xffe00000,
+                .flags          = UPF_BOOT_AUTOCONF,
+                .type           = PORT_SCIF,
+                .irqs           = { 80, 81, 83, 82 },
+        }, {
+                .flags = 0,
+        }
+};
+
+static struct platform_device sci_device = {
+        .name           = "sh-sci",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = sci_platform_data,
+        },
+};
+
+static struct platform_device *sh7722_devices[] __initdata = {
+        &sci_device,
+};
+
+static int __init sh7722_devices_setup(void)
+{
+        return platform_add_devices(sh7722_devices,
+                                    ARRAY_SIZE(sh7722_devices));
+}
+__initcall(sh7722_devices_setup);
+
+static struct ipr_data sh7722_ipr_map[] = {
+        /* IRQ, IPR-idx, shift, prio */
+        { 16, 0, 12, 2 }, /* TMU0 */
+        { 17, 0,  8, 2 }, /* TMU1 */
+        { 80, 6, 12, 3 }, /* SCIF ERI */
+        { 81, 6, 12, 3 }, /* SCIF RXI */
+        { 82, 6, 12, 3 }, /* SCIF BRI */
+        { 83, 6, 12, 3 }, /* SCIF TXI */
+};
+
+static unsigned long ipr_offsets[] = {
+        0xa4080000, /*  0: IPRA */
+        0xa4080004, /*  1: IPRB */
+        0xa4080008, /*  2: IPRC */
+        0xa408000c, /*  3: IPRD */
+        0xa4080010, /*  4: IPRE */
+        0xa4080014, /*  5: IPRF */
+        0xa4080018, /*  6: IPRG */
+        0xa408001c, /*  7: IPRH */
+        0xa4080020, /*  8: IPRI */
+        0xa4080024, /*  9: IPRJ */
+        0xa4080028, /* 10: IPRK */
+        0xa408002c, /* 11: IPRL */
+};
+
+unsigned int map_ipridx_to_addr(int idx)
+{
+        if (unlikely(idx >= ARRAY_SIZE(ipr_offsets)))
+                return 0;
+        return ipr_offsets[idx];
+}
+
+void __init init_IRQ_ipr(void)
+{
+        make_ipr_irq(sh7722_ipr_map, ARRAY_SIZE(sh7722_ipr_map));
+}
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7770.c b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
index 6a04cc5f5aca..6a04cc5f5aca 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7770.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
index 9aeaa2ddaa28..9aeaa2ddaa28 100644
--- a/arch/sh/kernel/cpu/sh4/setup-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
diff --git a/arch/sh/kernel/early_printk.c b/arch/sh/kernel/early_printk.c
index 60340823798a..560b91cdd15c 100644
--- a/arch/sh/kernel/early_printk.c
+++ b/arch/sh/kernel/early_printk.c
@@ -144,16 +144,16 @@ static struct console *early_console =
         ;
 
 static int __initdata keep_early;
+static int early_console_initialized;
 
-int __init setup_early_printk(char *opt)
+int __init setup_early_printk(char *buf)
 {
-        char *space;
-        char buf[256];
+        if (!buf)
+                return 0;
 
-        strlcpy(buf, opt, sizeof(buf));
-        space = strchr(buf, ' ');
-        if (space)
-                *space = 0;
+        if (early_console_initialized)
+                return 0;
+        early_console_initialized = 1;
 
         if (strstr(buf, "keep"))
                 keep_early = 1;
@@ -175,12 +175,14 @@ int __init setup_early_printk(char *opt)
         if (likely(early_console))
                 register_console(early_console);
 
-        return 1;
+        return 0;
 }
-__setup("earlyprintk=", setup_early_printk);
+early_param("earlyprintk", setup_early_printk);
 
 void __init disable_early_printk(void)
 {
+        if (!early_console_initialized || !early_console)
+                return;
         if (!keep_early) {
                 printk("disabling early console\n");
                 unregister_console(early_console);
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index 29136a35d7c7..fc279aeb73ab 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -79,18 +79,29 @@ debug_kernel_sw:
         .align  2
 3:      .long   kgdb_handle_exception
 #endif /* CONFIG_SH_KGDB */
-
+#ifdef CONFIG_SH_STANDARD_BIOS
+        bra     debug_kernel_fw
+         nop
+#endif
 #endif /* CONFIG_SH_STANDARD_BIOS || CONFIG_SH_KGDB */
 
-
         .align  2
 debug_trap:     
 #if defined(CONFIG_SH_STANDARD_BIOS) || defined(CONFIG_SH_KGDB)
+        mov     r8, r0
+        shlr2   r0
+        cmp/eq  #0x3f, r0               ! sh_bios() trap
+        bf      1f
+#ifdef CONFIG_SH_KGDB
+        cmp/eq  #0xff, r0               ! XXX: KGDB trap, fix for SH-2.
+        bf      1f
+#endif
         mov     #OFF_SR, r0
         mov.l   @(r0,r15), r0           ! get status register
         shll    r0
         shll    r0                      ! kernel space?
         bt/s    debug_kernel
+1:
 #endif
          mov.l  @r15, r0                ! Restore R0 value
         mov.l   1f, r8
diff --git a/arch/sh/kernel/head.S b/arch/sh/kernel/head.S
index 6aca4bc6ec5d..71a3ad7d283e 100644
--- a/arch/sh/kernel/head.S
+++ b/arch/sh/kernel/head.S
@@ -33,7 +33,8 @@ ENTRY(empty_zero_page)
         .long   0x00360000      /* INITRD_START */
         .long   0x000a0000      /* INITRD_SIZE */
         .long   0
-        .balign PAGE_SIZE,0,PAGE_SIZE
+1:
+        .skip   PAGE_SIZE - empty_zero_page - 1b
 
         .text   
 /*
diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c
index f3e2631be144..486c06e18033 100644
--- a/arch/sh/kernel/process.c
+++ b/arch/sh/kernel/process.c
@@ -470,9 +470,10 @@ unsigned long get_wchan(struct task_struct *p)
          */
         pc = thread_saved_pc(p);
         if (in_sched_functions(pc)) {
-                schedule_frame = ((unsigned long *)(long)p->thread.sp)[1];
-                return (unsigned long)((unsigned long *)schedule_frame)[1];
+                schedule_frame = (unsigned long)p->thread.sp;
+                return ((unsigned long *)schedule_frame)[21];
         }
+
         return pc;
 }
 
@@ -498,6 +499,16 @@ asmlinkage void break_point_trap_software(unsigned long r4, unsigned long r5,
 {
         struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
 
+        /* Rewind */
         regs->pc -= 2;
+
+#ifdef CONFIG_BUG
+        if (__kernel_text_address(instruction_pointer(regs))) {
+                u16 insn = *(u16 *)instruction_pointer(regs);
+                if (insn == TRAPA_BUG_OPCODE)
+                        handle_BUG(regs);
+        }
+#endif
+
         force_sig(SIGTRAP, current);
 }
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index f8dd6b7bfab0..225f9ea5cdd7 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -84,8 +84,7 @@ unsigned long memory_start, memory_end;
 
 static inline void parse_cmdline (char ** cmdline_p, char mv_name[MV_NAME_SIZE],
                                   struct sh_machine_vector** mvp,
-                                  unsigned long *mv_io_base,
-                                  int *mv_mmio_enable)
+                                  unsigned long *mv_io_base)
 {
         char c = ' ', *to = command_line, *from = COMMAND_LINE;
         int len = 0;
@@ -112,23 +111,6 @@ static inline void parse_cmdline (char ** cmdline_p, char mv_name[MV_NAME_SIZE],
                         }
                 }
 
-#ifdef CONFIG_EARLY_PRINTK
-                if (c == ' ' && !memcmp(from, "earlyprintk=", 12)) {
-                        char *ep_end;
-
-                        if (to != command_line)
-                                to--;
-
-                        from += 12;
-                        ep_end = strchr(from, ' ');
-
-                        setup_early_printk(from);
-                        printk("early console enabled\n");
-
-                        from = ep_end;
-                }
-#endif
-
                 if (c == ' ' && !memcmp(from, "sh_mv=", 6)) {
                         char* mv_end;
                         char* mv_comma;
@@ -145,7 +127,6 @@ static inline void parse_cmdline (char ** cmdline_p, char mv_name[MV_NAME_SIZE],
                                 int ints[3];
                                 get_options(mv_comma+1, ARRAY_SIZE(ints), ints);
                                 *mv_io_base = ints[1];
-                                *mv_mmio_enable = ints[2];
                                 mv_len = mv_comma - from;
                         } else {
                                 mv_len = mv_end - from;
@@ -158,6 +139,7 @@ static inline void parse_cmdline (char ** cmdline_p, char mv_name[MV_NAME_SIZE],
 
                         *mvp = get_mv_byname(mv_name);
                 }
+
                 c = *(from++);
                 if (!c)
                         break;
@@ -177,9 +159,8 @@ static int __init sh_mv_setup(char **cmdline_p)
         struct sh_machine_vector *mv = NULL;
         char mv_name[MV_NAME_SIZE] = "";
         unsigned long mv_io_base = 0;
-        int mv_mmio_enable = 0;
 
-        parse_cmdline(cmdline_p, mv_name, &mv, &mv_io_base, &mv_mmio_enable);
+        parse_cmdline(cmdline_p, mv_name, &mv, &mv_io_base);
 
 #ifdef CONFIG_SH_UNKNOWN
         if (mv == NULL) {
@@ -258,6 +239,7 @@ void __init setup_arch(char **cmdline_p)
 
         sh_mv_setup(cmdline_p);
 
+
         /*
          * Find the highest page frame number we have available
          */
@@ -305,6 +287,7 @@ void __init setup_arch(char **cmdline_p)
                                   PFN_PHYS(pages));
         }
 
+
         /*
          * Reserve the kernel text and
          * Reserve the bootmem bitmap. We do this in two steps (first step
@@ -325,14 +308,18 @@ void __init setup_arch(char **cmdline_p)
         ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
         if (&__rd_start != &__rd_end) {
                 LOADER_TYPE = 1;
-                INITRD_START = PHYSADDR((unsigned long)&__rd_start) - __MEMORY_START;
-                INITRD_SIZE = (unsigned long)&__rd_end - (unsigned long)&__rd_start;
+                INITRD_START = PHYSADDR((unsigned long)&__rd_start) -
+                                        __MEMORY_START;
+                INITRD_SIZE = (unsigned long)&__rd_end -
+                              (unsigned long)&__rd_start;
         }
 
         if (LOADER_TYPE && INITRD_START) {
                 if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) {
-                        reserve_bootmem_node(NODE_DATA(0), INITRD_START+__MEMORY_START, INITRD_SIZE);
-                        initrd_start = INITRD_START + PAGE_OFFSET + __MEMORY_START;
+                        reserve_bootmem_node(NODE_DATA(0), INITRD_START +
+                                                __MEMORY_START, INITRD_SIZE);
+                        initrd_start = INITRD_START + PAGE_OFFSET +
+                                        __MEMORY_START;
                         initrd_end = initrd_start + INITRD_SIZE;
                 } else {
                         printk("initrd extends beyond end of memory "
@@ -404,7 +391,7 @@ static const char *cpu_name[] = {
         [CPU_SH4_202]   = "SH4-202",    [CPU_SH4_501]   = "SH4-501",
         [CPU_SH7770]    = "SH7770",     [CPU_SH7780]    = "SH7780",
         [CPU_SH7781]    = "SH7781",     [CPU_SH7343]    = "SH7343",
-        [CPU_SH7785]    = "SH7785",
+        [CPU_SH7785]    = "SH7785",     [CPU_SH7722]    = "SH7722",
         [CPU_SH_NONE]   = "Unknown"
 };
 
diff --git a/arch/sh/kernel/sh_ksyms.c b/arch/sh/kernel/sh_ksyms.c
index ceee79143401..e6106239a0fe 100644
--- a/arch/sh/kernel/sh_ksyms.c
+++ b/arch/sh/kernel/sh_ksyms.c
@@ -70,13 +70,26 @@ DECLARE_EXPORT(__sdivsi3);
 DECLARE_EXPORT(__ashrdi3);
 DECLARE_EXPORT(__ashldi3);
 DECLARE_EXPORT(__lshrdi3);
-DECLARE_EXPORT(__movstr);
 DECLARE_EXPORT(__movstrSI16);
+#if __GNUC__ == 4
+DECLARE_EXPORT(__movmem);
+#else
+DECLARE_EXPORT(__movstr);
+#endif
 
 #ifdef CONFIG_CPU_SH4
+#if __GNUC__ == 4
+DECLARE_EXPORT(__movmem_i4_even);
+DECLARE_EXPORT(__movmem_i4_odd);
+DECLARE_EXPORT(__movmemSI12_i4);
+DECLARE_EXPORT(__sdivsi3_i4i);
+DECLARE_EXPORT(__udiv_qrnnd_16);
+DECLARE_EXPORT(__udivsi3_i4i);
+#else /* GCC 3.x */
 DECLARE_EXPORT(__movstr_i4_even);
 DECLARE_EXPORT(__movstr_i4_odd);
 DECLARE_EXPORT(__movstrSI12_i4);
+#endif /* __GNUC__ == 4 */
 #endif
 
 #if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB)
diff --git a/arch/sh/kernel/signal.c b/arch/sh/kernel/signal.c
index bb1c480a59c7..379c88bf5d9a 100644
--- a/arch/sh/kernel/signal.c
+++ b/arch/sh/kernel/signal.c
@@ -101,7 +101,7 @@ sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss,
  */
 
 #define MOVW(n)  (0x9300|((n)-2))       /* Move mem word at PC+n to R3 */
-#if defined(CONFIG_CPU_SH2) || defined(CONFIG_CPU_SH2A)
+#if defined(CONFIG_CPU_SH2)
 #define TRAP_NOARG 0xc320               /* Syscall w/no args (NR in R3) */
 #else
 #define TRAP_NOARG 0xc310               /* Syscall w/no args (NR in R3) */
diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c
index 5083b6ed4b39..e18f183e1035 100644
--- a/arch/sh/kernel/sys_sh.c
+++ b/arch/sh/kernel/sys_sh.c
@@ -314,6 +314,12 @@ asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1,
 #endif
 }
 
+#if defined(CONFIG_CPU_SH2) || defined(CONFIG_CPU_SH2A)
+#define SYSCALL_ARG3    "trapa #0x23"
+#else
+#define SYSCALL_ARG3    "trapa #0x13"
+#endif
+
 /*
  * Do a system call from kernel instead of calling sys_execve so we
  * end up with proper pt_regs.
@@ -324,7 +330,7 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[])
         register long __sc4 __asm__ ("r4") = (long) filename;
         register long __sc5 __asm__ ("r5") = (long) argv;
         register long __sc6 __asm__ ("r6") = (long) envp;
-        __asm__ __volatile__ ("trapa    #0x13" : "=z" (__sc0)
+        __asm__ __volatile__ (SYSCALL_ARG3 : "=z" (__sc0)       
                         : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6)
                         : "memory");
         return __sc0;
diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c
index 3762d9dc2046..ec110157992d 100644
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -19,6 +19,7 @@
 #include <linux/kallsyms.h>
 #include <linux/io.h>
 #include <linux/debug_locks.h>
+#include <linux/limits.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
 
@@ -129,6 +130,40 @@ static int die_if_no_fixup(const char * str, struct pt_regs * regs, long err)
         return -EFAULT;
 }
 
+#ifdef CONFIG_BUG
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+static inline void do_bug_verbose(struct pt_regs *regs)
+{
+        struct bug_frame f;
+        long len;
+
+        if (__copy_from_user(&f, (const void __user *)regs->pc,
+                             sizeof(struct bug_frame)))
+                return;
+
+        len = __strnlen_user(f.file, PATH_MAX) - 1;
+        if (unlikely(len < 0 || len >= PATH_MAX))
+                f.file = "<bad filename>";
+        len = __strnlen_user(f.func, PATH_MAX) - 1;
+        if (unlikely(len < 0 || len >= PATH_MAX))
+                f.func = "<bad function>";
+
+        printk(KERN_ALERT "kernel BUG in %s() at %s:%d!\n",
+               f.func, f.file, f.line);
+}
+#else
+static inline void do_bug_verbose(struct pt_regs *regs)
+{
+}
+#endif /* CONFIG_DEBUG_BUGVERBOSE */
+#endif /* CONFIG_BUG */
+
+void handle_BUG(struct pt_regs *regs)
+{
+        do_bug_verbose(regs);
+        die("Kernel BUG", regs, TRAPA_BUG_OPCODE & 0xff);
+}
+
 /*
  * handle an instruction that does an unaligned memory access by emulating the
  * desired behaviour
diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S
index 77b4026d5688..f34bdcc33a7d 100644
--- a/arch/sh/kernel/vmlinux.lds.S
+++ b/arch/sh/kernel/vmlinux.lds.S
@@ -51,7 +51,7 @@ SECTIONS
         }
 
   . = ALIGN(PAGE_SIZE);
-  .data.page_aligned : { *(.data.idt) }
+  .data.page_aligned : { *(.data.page_aligned) }
 
   . = ALIGN(32);
   __per_cpu_start = .;
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 4e0362f50384..29f4ee35c6dc 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -35,6 +35,9 @@ config CPU_SUBTYPE_ST40
         select CPU_SH4
         select CPU_HAS_INTC2_IRQ
 
+config CPU_SHX2
+        bool
+
 #
 # Processor subtypes
 #
@@ -180,6 +183,7 @@ config CPU_SUBTYPE_SH7780
 config CPU_SUBTYPE_SH7785
         bool "Support SH7785 processor"
         select CPU_SH4A
+        select CPU_SHX2
         select CPU_HAS_INTC2_IRQ
 
 comment "SH4AL-DSP Processor Support"
@@ -192,6 +196,12 @@ config CPU_SUBTYPE_SH7343
         bool "Support SH7343 processor"
         select CPU_SH4AL_DSP
 
+config CPU_SUBTYPE_SH7722
+        bool "Support SH7722 processor"
+        select CPU_SH4AL_DSP
+        select CPU_SHX2
+        select CPU_HAS_IPR_IRQ
+
 endmenu
 
 menu "Memory management options"
@@ -250,7 +260,7 @@ config 32BIT
 
 config X2TLB
         bool "Enable extended TLB mode"
-        depends on CPU_SUBTYPE_SH7785 && MMU && EXPERIMENTAL
+        depends on CPU_SHX2 && MMU && EXPERIMENTAL
         help
           Selecting this option will enable the extended mode of the SH-X2
           TLB. For legacy SH-X behaviour and interoperability, say N. For
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index ae531affccbd..c6955157c989 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -107,7 +107,7 @@ void __init p3_cache_init(void)
 
         emit_cache_params();
 
-        if (remap_area_pages(P3SEG, 0, PAGE_SIZE * 4, _PAGE_CACHABLE))
+        if (ioremap_page_range(P3SEG, P3SEG + (PAGE_SIZE * 4), 0, PAGE_KERNEL))
                 panic("%s failed.", __FUNCTION__);
 
         for (i = 0; i < cpu_data->dcache.n_aliases; i++)
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index 59f4cc18235b..29bd37b1488e 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -77,6 +77,7 @@ void show_mem(void)
         printk("%d pages swap cached\n",cached);
 }
 
+#ifdef CONFIG_MMU
 static void set_pte_phys(unsigned long addr, unsigned long phys, pgprot_t prot)
 {
         pgd_t *pgd;
@@ -139,6 +140,7 @@ void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t prot)
 
         set_pte_phys(address, phys, prot);
 }
+#endif  /* CONFIG_MMU */
 
 /* References to section boundaries */
 
diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap.c
index 11d54c149821..90b494a0cf45 100644
--- a/arch/sh/mm/ioremap.c
+++ b/arch/sh/mm/ioremap.c
@@ -16,97 +16,13 @@
 #include <linux/module.h>
 #include <linux/mm.h>
 #include <linux/pci.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <asm/page.h>
 #include <asm/pgalloc.h>
 #include <asm/addrspace.h>
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
 
-static inline void remap_area_pte(pte_t * pte, unsigned long address,
-        unsigned long size, unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-        unsigned long pfn;
-        pgprot_t pgprot = __pgprot(pgprot_val(PAGE_KERNEL_NOCACHE) | flags);
-
-        address &= ~PMD_MASK;
-        end = address + size;
-        if (end > PMD_SIZE)
-                end = PMD_SIZE;
-        if (address >= end)
-                BUG();
-        pfn = phys_addr >> PAGE_SHIFT;
-        do {
-                if (!pte_none(*pte)) {
-                        printk("remap_area_pte: page already exists\n");
-                        BUG();
-                }
-                set_pte(pte, pfn_pte(pfn, pgprot));
-                address += PAGE_SIZE;
-                pfn++;
-                pte++;
-        } while (address && (address < end));
-}
-
-static inline int remap_area_pmd(pmd_t * pmd, unsigned long address,
-        unsigned long size, unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-
-        address &= ~PGDIR_MASK;
-        end = address + size;
-        if (end > PGDIR_SIZE)
-                end = PGDIR_SIZE;
-        phys_addr -= address;
-        if (address >= end)
-                BUG();
-        do {
-                pte_t * pte = pte_alloc_kernel(pmd, address);
-                if (!pte)
-                        return -ENOMEM;
-                remap_area_pte(pte, address, end - address, address + phys_addr, flags);
-                address = (address + PMD_SIZE) & PMD_MASK;
-                pmd++;
-        } while (address && (address < end));
-        return 0;
-}
-
-int remap_area_pages(unsigned long address, unsigned long phys_addr,
-                     unsigned long size, unsigned long flags)
-{
-        int error;
-        pgd_t * dir;
-        unsigned long end = address + size;
-
-        phys_addr -= address;
-        dir = pgd_offset_k(address);
-        flush_cache_all();
-        if (address >= end)
-                BUG();
-        do {
-                pud_t *pud;
-                pmd_t *pmd;
-
-                error = -ENOMEM;
-
-                pud = pud_alloc(&init_mm, dir, address);
-                if (!pud)
-                        break;
-                pmd = pmd_alloc(&init_mm, pud, address);
-                if (!pmd)
-                        break;
-                if (remap_area_pmd(pmd, address, end - address,
-                                        phys_addr + address, flags))
-                        break;
-                error = 0;
-                address = (address + PGDIR_SIZE) & PGDIR_MASK;
-                dir++;
-        } while (address && (address < end));
-        flush_tlb_all();
-        return error;
-}
-
 /*
  * Remap an arbitrary physical address space into the kernel virtual
  * address space. Needed when the kernel wants to access high addresses
@@ -121,6 +37,7 @@ void __iomem *__ioremap(unsigned long phys_addr, unsigned long size,
 {
         struct vm_struct * area;
         unsigned long offset, last_addr, addr, orig_addr;
+        pgprot_t pgprot;
 
         /* Don't allow wraparound or zero size */
         last_addr = phys_addr + size - 1;
@@ -190,8 +107,9 @@ void __iomem *__ioremap(unsigned long phys_addr, unsigned long size,
         }
 #endif
 
+        pgprot = __pgprot(pgprot_val(PAGE_KERNEL_NOCACHE) | flags);
         if (likely(size))
-                if (remap_area_pages(addr, phys_addr, size, flags)) {
+                if (ioremap_page_range(addr, addr + size, phys_addr, pgprot)) {
                         vunmap((void *)orig_addr);
                         return NULL;
                 }
diff --git a/arch/sh/oprofile/op_model_sh7750.c b/arch/sh/oprofile/op_model_sh7750.c
index c265185b22a7..60402eec4b4d 100644
--- a/arch/sh/oprofile/op_model_sh7750.c
+++ b/arch/sh/oprofile/op_model_sh7750.c
@@ -142,7 +142,7 @@ static u64 sh7750_read_counter(int counter)
  */
 static inline int to_counter(struct file *file)
 {
-        const unsigned char *name = file->f_dentry->d_parent->d_name.name;
+        const unsigned char *name = file->f_path.dentry->d_parent->d_name.name;
 
         return (int)simple_strtol(name, NULL, 10);
 }
diff --git a/arch/sh64/Kconfig b/arch/sh64/Kconfig
index 58c678e06667..7bc0744b7ab6 100644
--- a/arch/sh64/Kconfig
+++ b/arch/sh64/Kconfig
@@ -39,6 +39,14 @@ config RWSEM_XCHGADD_ALGORITHM
 config GENERIC_ISA_DMA
         bool
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 source init/Kconfig
 
 menu "System type"
diff --git a/arch/sh64/mm/ioremap.c b/arch/sh64/mm/ioremap.c
index 80c56754f513..ff26c02511aa 100644
--- a/arch/sh64/mm/ioremap.c
+++ b/arch/sh64/mm/ioremap.c
@@ -18,7 +18,7 @@
 #include <linux/vmalloc.h>
 #include <linux/sched.h>
 #include <linux/string.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <asm/pgalloc.h>
 #include <asm/tlbflush.h>
 #include <linux/ioport.h>
@@ -28,96 +28,6 @@
 static void shmedia_mapioaddr(unsigned long, unsigned long);
 static unsigned long shmedia_ioremap(struct resource *, u32, int);
 
-static inline void remap_area_pte(pte_t * pte, unsigned long address, unsigned long size,
-        unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-        unsigned long pfn;
-        pgprot_t pgprot = __pgprot(_PAGE_PRESENT  | _PAGE_READ   |
-                                   _PAGE_WRITE    | _PAGE_DIRTY  |
-                                   _PAGE_ACCESSED | _PAGE_SHARED | flags);
-
-        address &= ~PMD_MASK;
-        end = address + size;
-        if (end > PMD_SIZE)
-                end = PMD_SIZE;
-        if (address >= end)
-                BUG();
-
-        pfn = phys_addr >> PAGE_SHIFT;
-
-        pr_debug("    %s: pte %p address %lx size %lx phys_addr %lx\n",
-                 __FUNCTION__,pte,address,size,phys_addr);
-
-        do {
-                if (!pte_none(*pte)) {
-                        printk("remap_area_pte: page already exists\n");
-                        BUG();
-                }
-
-                set_pte(pte, pfn_pte(pfn, pgprot));
-                address += PAGE_SIZE;
-                pfn++;
-                pte++;
-        } while (address && (address < end));
-}
-
-static inline int remap_area_pmd(pmd_t * pmd, unsigned long address, unsigned long size,
-        unsigned long phys_addr, unsigned long flags)
-{
-        unsigned long end;
-
-        address &= ~PGDIR_MASK;
-        end = address + size;
-
-        if (end > PGDIR_SIZE)
-                end = PGDIR_SIZE;
-
-        phys_addr -= address;
-
-        if (address >= end)
-                BUG();
-
-        do {
-                pte_t * pte = pte_alloc_kernel(pmd, address);
-                if (!pte)
-                        return -ENOMEM;
-                remap_area_pte(pte, address, end - address, address + phys_addr, flags);
-                address = (address + PMD_SIZE) & PMD_MASK;
-                pmd++;
-        } while (address && (address < end));
-        return 0;
-}
-
-static int remap_area_pages(unsigned long address, unsigned long phys_addr,
-                                 unsigned long size, unsigned long flags)
-{
-        int error;
-        pgd_t * dir;
-        unsigned long end = address + size;
-
-        phys_addr -= address;
-        dir = pgd_offset_k(address);
-        flush_cache_all();
-        if (address >= end)
-                BUG();
-        do {
-                pmd_t *pmd = pmd_alloc(&init_mm, dir, address);
-                error = -ENOMEM;
-                if (!pmd)
-                        break;
-                if (remap_area_pmd(pmd, address, end - address,
-                                   phys_addr + address, flags)) {
-                         break;
-                }
-                error = 0;
-                address = (address + PGDIR_SIZE) & PGDIR_MASK;
-                dir++;
-        } while (address && (address < end));
-        flush_tlb_all();
-        return 0;
-}
-
 /*
  * Generic mapping function (not visible outside):
  */
@@ -136,12 +46,17 @@ void * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flag
         void * addr;
         struct vm_struct * area;
         unsigned long offset, last_addr;
+        pgprot_t pgprot;
 
         /* Don't allow wraparound or zero size */
         last_addr = phys_addr + size - 1;
         if (!size || last_addr < phys_addr)
                 return NULL;
 
+        pgprot = __pgprot(_PAGE_PRESENT  | _PAGE_READ   |
+                          _PAGE_WRITE    | _PAGE_DIRTY  |
+                          _PAGE_ACCESSED | _PAGE_SHARED | flags);
+
         /*
          * Mappings have to be page-aligned
          */
@@ -158,7 +73,8 @@ void * __ioremap(unsigned long phys_addr, unsigned long size, unsigned long flag
                 return NULL;
         area->phys_addr = phys_addr;
         addr = area->addr;
-        if (remap_area_pages((unsigned long)addr, phys_addr, size, flags)) {
+        if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size,
+                               phys_addr, pgprot)) {
                 vunmap(addr);
                 return NULL;
         }
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 92a7c8a636d3..d0dec1ea2eed 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -166,6 +166,14 @@ config ARCH_MAY_HAVE_PC_FDC
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config SUN_PM
         bool
         default y
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 54d51b404603..cbbc98846b00 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -317,9 +317,8 @@ void *sbus_alloc_consistent(struct sbus_dev *sdev, long len, u32 *dma_addrp)
         if ((va = __get_free_pages(GFP_KERNEL|__GFP_COMP, order)) == 0)
                 goto err_nopages;
 
-        if ((res = kmalloc(sizeof(struct resource), GFP_KERNEL)) == NULL)
+        if ((res = kzalloc(sizeof(struct resource), GFP_KERNEL)) == NULL)
                 goto err_nomem;
-        memset((char*)res, 0, sizeof(struct resource));
 
         if (allocate_resource(&_sparc_dvma, res, len_total,
             _sparc_dvma.start, _sparc_dvma.end, PAGE_SIZE, NULL, NULL) != 0) {
@@ -589,12 +588,11 @@ void *pci_alloc_consistent(struct pci_dev *pdev, size_t len, dma_addr_t *pba)
                 return NULL;
         }
 
-        if ((res = kmalloc(sizeof(struct resource), GFP_KERNEL)) == NULL) {
+        if ((res = kzalloc(sizeof(struct resource), GFP_KERNEL)) == NULL) {
                 free_pages(va, order);
                 printk("pci_alloc_consistent: no core\n");
                 return NULL;
         }
-        memset((char*)res, 0, sizeof(struct resource));
 
         if (allocate_resource(&_sparc_dvma, res, len_total,
             _sparc_dvma.start, _sparc_dvma.end, PAGE_SIZE, NULL, NULL) != 0) {
diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c
index 46200c43ffb1..dab6169e31ca 100644
--- a/arch/sparc/kernel/of_device.c
+++ b/arch/sparc/kernel/of_device.c
@@ -793,10 +793,9 @@ struct of_device* of_platform_device_create(struct device_node *np,
 {
         struct of_device *dev;
 
-        dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
         if (!dev)
                 return NULL;
-        memset(dev, 0, sizeof(*dev));
 
         dev->dev.parent = parent;
         dev->dev.bus = bus;
diff --git a/arch/sparc/kernel/ptrace.c b/arch/sparc/kernel/ptrace.c
index 1baf13ed5c3a..003f8eed32f4 100644
--- a/arch/sparc/kernel/ptrace.c
+++ b/arch/sparc/kernel/ptrace.c
@@ -289,7 +289,10 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
 
         if (request == PTRACE_TRACEME) {
                 ret = ptrace_traceme();
-                pt_succ_return(regs, 0);
+                if (ret < 0)
+                        pt_error_return(regs, -ret);
+                else
+                        pt_succ_return(regs, 0);
                 goto out;
         }
 
diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c
index d4f9da8170c5..cf1b8baa57ea 100644
--- a/arch/sparc/kernel/sun4d_irq.c
+++ b/arch/sparc/kernel/sun4d_irq.c
@@ -545,8 +545,11 @@ void __init sun4d_init_sbi_irq(void)
         nsbi = 0;
         for_each_sbus(sbus)
                 nsbi++;
-        sbus_actions = (struct sbus_action *)kmalloc (nsbi * 8 * 4 * sizeof(struct sbus_action), GFP_ATOMIC);
-        memset (sbus_actions, 0, (nsbi * 8 * 4 * sizeof(struct sbus_action)));
+        sbus_actions = kzalloc (nsbi * 8 * 4 * sizeof(struct sbus_action), GFP_ATOMIC);
+        if (!sbus_actions) {
+                prom_printf("SUN4D: Cannot allocate sbus_actions, halting.\n");
+                prom_halt();
+        }
         for_each_sbus(sbus) {
 #ifdef CONFIG_SMP       
                 extern unsigned char boot_cpu_id;
diff --git a/arch/sparc/kernel/sys_sunos.c b/arch/sparc/kernel/sys_sunos.c
index 6f3ac548ee66..0bf8c165fc92 100644
--- a/arch/sparc/kernel/sys_sunos.c
+++ b/arch/sparc/kernel/sys_sunos.c
@@ -94,8 +94,8 @@ asmlinkage unsigned long sunos_mmap(unsigned long addr, unsigned long len,
          * SunOS is so stupid some times... hmph!
          */
         if (file) {
-                if (imajor(file->f_dentry->d_inode) == MEM_MAJOR &&
-                    iminor(file->f_dentry->d_inode) == 5) {
+                if (imajor(file->f_path.dentry->d_inode) == MEM_MAJOR &&
+                    iminor(file->f_path.dentry->d_inode) == 5) {
                         flags |= MAP_ANONYMOUS;
                         fput(file);
                         file = NULL;
@@ -655,7 +655,7 @@ sunos_nfs_get_server_fd (int fd, struct sockaddr_in *addr)
         if (!file)
                 goto out;
 
-        inode = file->f_dentry->d_inode;
+        inode = file->f_path.dentry->d_inode;
 
         socket = SOCKET_I(inode);
         local.sin_family = AF_INET;
diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c
index 2bb1309003dd..4ccda77d08d6 100644
--- a/arch/sparc/mm/io-unit.c
+++ b/arch/sparc/mm/io-unit.c
@@ -22,6 +22,7 @@
 #include <asm/cacheflush.h>
 #include <asm/tlbflush.h>
 #include <asm/dma.h>
+#include <asm/oplib.h>
 
 /* #define IOUNIT_DEBUG */
 #ifdef IOUNIT_DEBUG
@@ -41,9 +42,12 @@ iounit_init(int sbi_node, int io_node, struct sbus_bus *sbus)
         struct linux_prom_registers iommu_promregs[PROMREG_MAX];
         struct resource r;
 
-        iounit = kmalloc(sizeof(struct iounit_struct), GFP_ATOMIC);
+        iounit = kzalloc(sizeof(struct iounit_struct), GFP_ATOMIC);
+        if (!iounit) {
+                prom_printf("SUN4D: Cannot alloc iounit, halting.\n");
+                prom_halt();
+        }
 
-        memset(iounit, 0, sizeof(*iounit));
         iounit->limit[0] = IOUNIT_BMAP1_START;
         iounit->limit[1] = IOUNIT_BMAP2_START;
         iounit->limit[2] = IOUNIT_BMAPM_START;
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index b627f8dbcaad..d41f66ac7fff 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -26,6 +26,14 @@ config MMU
         bool
         default y
 
+config STACKTRACE_SUPPORT
+        bool
+        default y
+
+config LOCKDEP_SUPPORT
+        bool
+        default y
+
 config TIME_INTERPOLATION
         bool
         default y
@@ -34,6 +42,14 @@ config ARCH_MAY_HAVE_PC_FDC
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 config AUDIT_ARCH
         bool
         default y
diff --git a/arch/sparc64/Kconfig.debug b/arch/sparc64/Kconfig.debug
index afe0a7720a26..1f130f3b6c24 100644
--- a/arch/sparc64/Kconfig.debug
+++ b/arch/sparc64/Kconfig.debug
@@ -1,5 +1,9 @@
 menu "Kernel hacking"
 
+config TRACE_IRQFLAGS_SUPPORT
+        bool
+        default y
+
 source "lib/Kconfig.debug"
 
 config DEBUG_STACK_USAGE
diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig
index 2f4612fa81f2..0f0d38f6197c 100644
--- a/arch/sparc64/defconfig
+++ b/arch/sparc64/defconfig
@@ -1,24 +1,29 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.19-rc2
-# Tue Oct 17 19:29:20 2006
+# Linux kernel version: 2.6.19
+# Sat Dec  9 15:41:30 2006
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
 CONFIG_64BIT=y
 CONFIG_MMU=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_TIME_INTERPOLATION=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_SPARC64_PAGE_SIZE_8KB=y
 # CONFIG_SPARC64_PAGE_SIZE_64KB is not set
 # CONFIG_SPARC64_PAGE_SIZE_512KB is not set
 # CONFIG_SPARC64_PAGE_SIZE_4MB is not set
 CONFIG_SECCOMP=y
-# CONFIG_HZ_100 is not set
-CONFIG_HZ_250=y
+CONFIG_HZ_100=y
+# CONFIG_HZ_250 is not set
+# CONFIG_HZ_300 is not set
 # CONFIG_HZ_1000 is not set
-CONFIG_HZ=250
+CONFIG_HZ=100
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
@@ -42,13 +47,14 @@ CONFIG_POSIX_MQUEUE=y
 # CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
+CONFIG_SYSFS_DEPRECATED=y
 CONFIG_RELAY=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
 CONFIG_UID16=y
-# CONFIG_SYSCTL_SYSCALL is not set
+CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -203,6 +209,7 @@ CONFIG_INET_TCP_DIAG=y
 # CONFIG_TCP_CONG_ADVANCED is not set
 CONFIG_TCP_CONG_CUBIC=y
 CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
 CONFIG_IPV6=m
 CONFIG_IPV6_PRIVACY=y
 CONFIG_IPV6_ROUTER_PREF=y
@@ -219,7 +226,6 @@ CONFIG_INET6_XFRM_MODE_BEET=m
 # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 CONFIG_IPV6_SIT=m
 CONFIG_IPV6_TUNNEL=m
-# CONFIG_IPV6_SUBTREES is not set
 # CONFIG_IPV6_MULTIPLE_TABLES is not set
 # CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
@@ -238,6 +244,8 @@ CONFIG_IP_DCCP_CCID2=m
 # CONFIG_IP_DCCP_CCID2_DEBUG is not set
 CONFIG_IP_DCCP_CCID3=m
 CONFIG_IP_DCCP_TFRC_LIB=m
+# CONFIG_IP_DCCP_CCID3_DEBUG is not set
+CONFIG_IP_DCCP_CCID3_RTO=100
 
 #
 # DCCP Kernel Hacking
@@ -405,6 +413,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 CONFIG_RAID_ATTRS=m
 CONFIG_SCSI=y
+# CONFIG_SCSI_TGT is not set
 CONFIG_SCSI_NETLINK=y
 CONFIG_SCSI_PROC_FS=y
 
@@ -425,6 +434,7 @@ CONFIG_CHR_DEV_SG=m
 CONFIG_SCSI_MULTI_LUN=y
 CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_LOGGING is not set
+# CONFIG_SCSI_SCAN_ASYNC is not set
 
 #
 # SCSI Transports
@@ -468,6 +478,7 @@ CONFIG_ISCSI_TCP=m
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_DEBUG is not set
 # CONFIG_SCSI_SUNESP is not set
+# CONFIG_SCSI_SRP is not set
 
 #
 # Serial ATA (prod) and Parallel ATA (experimental) drivers
@@ -598,6 +609,7 @@ CONFIG_BNX2=m
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
 # CONFIG_MYRI10GE is not set
+# CONFIG_NETXEN_NIC is not set
 
 #
 # Token Ring devices
@@ -724,10 +736,6 @@ CONFIG_RTC=y
 # CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
-
-#
-# Ftape, the floppy tape device driver
-#
 # CONFIG_DRM is not set
 # CONFIG_RAW_DRIVER is not set
 
@@ -1039,6 +1047,11 @@ CONFIG_SND_SUN_CS4231=m
 # CONFIG_SOUND_PRIME is not set
 
 #
+# HID Devices
+#
+CONFIG_HID=y
+
+#
 # USB support
 #
 CONFIG_USB_ARCH_HAS_HCD=y
@@ -1053,6 +1066,7 @@ CONFIG_USB=y
 CONFIG_USB_DEVICEFS=y
 # CONFIG_USB_BANDWIDTH is not set
 # CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_MULTITHREAD_PROBE is not set
 # CONFIG_USB_OTG is not set
 
 #
@@ -1089,8 +1103,7 @@ CONFIG_USB_UHCI_HCD=m
 # USB Input Devices
 #
 CONFIG_USB_HID=y
-CONFIG_USB_HIDINPUT=y
-# CONFIG_USB_HIDINPUT_POWERBOOK is not set
+# CONFIG_USB_HID_POWERBOOK is not set
 # CONFIG_HID_FF is not set
 CONFIG_USB_HIDDEV=y
 # CONFIG_USB_AIPTEK is not set
@@ -1119,6 +1132,7 @@ CONFIG_USB_HIDDEV=y
 # CONFIG_USB_KAWETH is not set
 # CONFIG_USB_PEGASUS is not set
 # CONFIG_USB_RTL8150 is not set
+# CONFIG_USB_USBNET_MII is not set
 # CONFIG_USB_USBNET is not set
 # CONFIG_USB_MON is not set
 
@@ -1364,6 +1378,11 @@ CONFIG_NLS_DEFAULT="iso8859-1"
 # CONFIG_NLS_UTF8 is not set
 
 #
+# Distributed Lock Manager
+#
+# CONFIG_DLM is not set
+
+#
 # Instrumentation Support
 #
 CONFIG_PROFILING=y
@@ -1373,6 +1392,7 @@ CONFIG_KPROBES=y
 #
 # Kernel hacking
 #
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_PRINTK_TIME=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
@@ -1387,6 +1407,8 @@ CONFIG_SCHEDSTATS=y
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_RWSEMS is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1420,8 +1442,9 @@ CONFIG_CRYPTO=y
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_BLKCIPHER=y
 CONFIG_CRYPTO_HASH=y
-CONFIG_CRYPTO_MANAGER=m
+CONFIG_CRYPTO_MANAGER=y
 CONFIG_CRYPTO_HMAC=y
+CONFIG_CRYPTO_XCBC=y
 CONFIG_CRYPTO_NULL=m
 CONFIG_CRYPTO_MD4=y
 CONFIG_CRYPTO_MD5=y
@@ -1430,8 +1453,10 @@ CONFIG_CRYPTO_SHA256=m
 CONFIG_CRYPTO_SHA512=m
 CONFIG_CRYPTO_WP512=m
 CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_GF128MUL=m
 CONFIG_CRYPTO_ECB=m
 CONFIG_CRYPTO_CBC=y
+CONFIG_CRYPTO_LRW=m
 CONFIG_CRYPTO_DES=y
 CONFIG_CRYPTO_BLOWFISH=m
 CONFIG_CRYPTO_TWOFISH=m
@@ -1456,6 +1481,7 @@ CONFIG_CRYPTO_TEST=m
 #
 # Library routines
 #
+CONFIG_BITREVERSE=y
 CONFIG_CRC_CCITT=m
 CONFIG_CRC16=m
 CONFIG_CRC32=y
diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile
index e1eabebaed39..eff0c01d3579 100644
--- a/arch/sparc64/kernel/Makefile
+++ b/arch/sparc64/kernel/Makefile
@@ -14,6 +14,7 @@ obj-y		:= process.o setup.o cpu.o idprom.o \
                    power.o sbus.o iommu_common.o sparc64_ksyms.o chmc.o \
                    visemul.o prom.o of_device.o
 
+obj-$(CONFIG_STACKTRACE) += stacktrace.o
 obj-$(CONFIG_PCI)        += ebus.o isa.o pci_common.o pci_iommu.o \
                             pci_psycho.o pci_sabre.o pci_schizo.o \
                             pci_sun4v.o pci_sun4v_asm.o
diff --git a/arch/sparc64/kernel/binfmt_aout32.c b/arch/sparc64/kernel/binfmt_aout32.c
index d7caa60a0074..f205fc7cbcd0 100644
--- a/arch/sparc64/kernel/binfmt_aout32.c
+++ b/arch/sparc64/kernel/binfmt_aout32.c
@@ -209,7 +209,7 @@ static int load_aout32_binary(struct linux_binprm * bprm, struct pt_regs * regs)
         if ((N_MAGIC(ex) != ZMAGIC && N_MAGIC(ex) != OMAGIC &&
              N_MAGIC(ex) != QMAGIC && N_MAGIC(ex) != NMAGIC) ||
             N_TRSIZE(ex) || N_DRSIZE(ex) ||
-            bprm->file->f_dentry->d_inode->i_size < ex.a_text+ex.a_data+N_SYMSIZE(ex)+N_TXTOFF(ex)) {
+            bprm->file->f_path.dentry->d_inode->i_size < ex.a_text+ex.a_data+N_SYMSIZE(ex)+N_TXTOFF(ex)) {
                 return -ENOEXEC;
         }
 
@@ -349,7 +349,7 @@ static int load_aout32_library(struct file *file)
         int retval;
         struct exec ex;
 
-        inode = file->f_dentry->d_inode;
+        inode = file->f_path.dentry->d_inode;
 
         retval = -ENOEXEC;
         error = kernel_read(file, 0, (char *) &ex, sizeof(ex));
diff --git a/arch/sparc64/kernel/chmc.c b/arch/sparc64/kernel/chmc.c
index 259f37e516f5..9699abeb9907 100644
--- a/arch/sparc64/kernel/chmc.c
+++ b/arch/sparc64/kernel/chmc.c
@@ -341,7 +341,7 @@ static void fetch_decode_regs(struct mctrl_info *mp)
 
 static int init_one_mctrl(struct device_node *dp)
 {
-        struct mctrl_info *mp = kmalloc(sizeof(*mp), GFP_KERNEL);
+        struct mctrl_info *mp = kzalloc(sizeof(*mp), GFP_KERNEL);
         int portid = of_getintprop_default(dp, "portid", -1);
         struct linux_prom64_registers *regs;
         void *pval;
@@ -349,7 +349,6 @@ static int init_one_mctrl(struct device_node *dp)
 
         if (!mp)
                 return -1;
-        memset(mp, 0, sizeof(*mp));
         if (portid == -1)
                 goto fail;
 
diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S
index 6f28bec0a9bf..c15a3edcb826 100644
--- a/arch/sparc64/kernel/entry.S
+++ b/arch/sparc64/kernel/entry.S
@@ -597,7 +597,12 @@ __spitfire_cee_trap_continue:
 1:      ba,pt           %xcc, etrap_irq
          rd             %pc, %g7
 
-2:      mov             %l4, %o1
+2:
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call    trace_hardirqs_off
+         nop
+#endif
+        mov             %l4, %o1
         mov             %l5, %o2
         call            spitfire_access_error
          add            %sp, PTREGS_OFF, %o0
@@ -824,6 +829,10 @@ do_cheetah_plus_data_parity:
         wrpr            %g0, 15, %pil
         ba,pt           %xcc, etrap_irq
          rd             %pc, %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         mov             0x0, %o0
         call            cheetah_plus_parity_error
          add            %sp, PTREGS_OFF, %o1
@@ -855,6 +864,10 @@ do_cheetah_plus_insn_parity:
         wrpr            %g0, 15, %pil
         ba,pt           %xcc, etrap_irq
          rd             %pc, %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         mov             0x1, %o0
         call            cheetah_plus_parity_error
          add            %sp, PTREGS_OFF, %o1
@@ -1183,6 +1196,10 @@ c_fast_ecc:
         wrpr            %g0, 15, %pil
         ba,pt           %xcc, etrap_irq
          rd             %pc, %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         mov             %l4, %o1
         mov             %l5, %o2
         call            cheetah_fecc_handler
@@ -1211,6 +1228,10 @@ c_cee:
         wrpr            %g0, 15, %pil
         ba,pt           %xcc, etrap_irq
          rd             %pc, %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         mov             %l4, %o1
         mov             %l5, %o2
         call            cheetah_cee_handler
@@ -1239,6 +1260,10 @@ c_deferred:
         wrpr            %g0, 15, %pil
         ba,pt           %xcc, etrap_irq
          rd             %pc, %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         mov             %l4, %o1
         mov             %l5, %o2
         call            cheetah_deferred_handler
diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S
index c8e9dc9d68a9..03ffaf895a22 100644
--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -489,6 +489,14 @@ tlb_fixup_done:
         call    __bzero
          sub    %o1, %o0, %o1
 
+#ifdef CONFIG_LOCKDEP
+        /* We have this call this super early, as even prom_init can grab
+         * spinlocks and thus call into the lockdep code.
+         */
+        call    lockdep_init
+         nop
+#endif
+
         mov     %l6, %o1                        ! OpenPROM stack
         call    prom_init
          mov    %l7, %o0                        ! OpenPROM cif handler
diff --git a/arch/sparc64/kernel/isa.c b/arch/sparc64/kernel/isa.c
index f028e68b23f2..ad1c4f55420f 100644
--- a/arch/sparc64/kernel/isa.c
+++ b/arch/sparc64/kernel/isa.c
@@ -72,14 +72,12 @@ static void __init isa_fill_children(struct sparc_isa_device *parent_isa_dev)
                 struct linux_prom_registers *regs;
                 struct sparc_isa_device *isa_dev;
 
-                isa_dev = kmalloc(sizeof(*isa_dev), GFP_KERNEL);
+                isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
                 if (!isa_dev) {
                         fatal_err("cannot allocate child isa_dev");
                         prom_halt();
                 }
 
-                memset(isa_dev, 0, sizeof(*isa_dev));
-
                 /* Link it in to parent. */
                 isa_dev->next = parent_isa_dev->child;
                 parent_isa_dev->child = isa_dev;
@@ -104,14 +102,12 @@ static void __init isa_fill_devices(struct sparc_isa_bridge *isa_br)
                 struct linux_prom_registers *regs;
                 struct sparc_isa_device *isa_dev;
 
-                isa_dev = kmalloc(sizeof(*isa_dev), GFP_KERNEL);
+                isa_dev = kzalloc(sizeof(*isa_dev), GFP_KERNEL);
                 if (!isa_dev) {
                         printk(KERN_DEBUG "ISA: cannot allocate isa_dev");
                         return;
                 }
 
-                memset(isa_dev, 0, sizeof(*isa_dev));
-
                 isa_dev->ofdev.node = dp;
                 isa_dev->ofdev.dev.parent = &isa_br->ofdev.dev;
                 isa_dev->ofdev.dev.bus = &isa_bus_type;
@@ -180,14 +176,12 @@ void __init isa_init(void)
                 pbm = pdev_cookie->pbm;
                 dp = pdev_cookie->prom_node;
 
-                isa_br = kmalloc(sizeof(*isa_br), GFP_KERNEL);
+                isa_br = kzalloc(sizeof(*isa_br), GFP_KERNEL);
                 if (!isa_br) {
                         printk(KERN_DEBUG "isa: cannot allocate sparc_isa_bridge");
                         return;
                 }
 
-                memset(isa_br, 0, sizeof(*isa_br));
-
                 isa_br->ofdev.node = dp;
                 isa_br->ofdev.dev.parent = &pdev->dev;
                 isa_br->ofdev.dev.bus = &isa_bus_type;
diff --git a/arch/sparc64/kernel/kprobes.c b/arch/sparc64/kernel/kprobes.c
index 8e75ed762fd8..ae221f0d4a6f 100644
--- a/arch/sparc64/kernel/kprobes.c
+++ b/arch/sparc64/kernel/kprobes.c
@@ -45,7 +45,11 @@ DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);
 int __kprobes arch_prepare_kprobe(struct kprobe *p)
 {
         p->ainsn.insn[0] = *p->addr;
+        flushi(&p->ainsn.insn[0]);
+
         p->ainsn.insn[1] = BREAKPOINT_INSTRUCTION_2;
+        flushi(&p->ainsn.insn[1]);
+
         p->opcode = *p->addr;
         return 0;
 }
@@ -185,16 +189,19 @@ no_kprobe:
 /* If INSN is a relative control transfer instruction,
  * return the corrected branch destination value.
  *
- * The original INSN location was REAL_PC, it actually
- * executed at PC and produced destination address NPC.
+ * regs->tpc and regs->tnpc still hold the values of the
+ * program counters at the time of trap due to the execution
+ * of the BREAKPOINT_INSTRUCTION_2 at p->ainsn.insn[1]
+ * 
  */
-static unsigned long __kprobes relbranch_fixup(u32 insn, unsigned long real_pc,
-                                               unsigned long pc,
-                                               unsigned long npc)
+static unsigned long __kprobes relbranch_fixup(u32 insn, struct kprobe *p,
+                                               struct pt_regs *regs)
 {
+        unsigned long real_pc = (unsigned long) p->addr;
+
         /* Branch not taken, no mods necessary.  */
-        if (npc == pc + 0x4UL)
-                return real_pc + 0x4UL;
+        if (regs->tnpc == regs->tpc + 0x4UL)
+                return real_pc + 0x8UL;
 
         /* The three cases are call, branch w/prediction,
          * and traditional branch.
@@ -202,14 +209,21 @@ static unsigned long __kprobes relbranch_fixup(u32 insn, unsigned long real_pc,
         if ((insn & 0xc0000000) == 0x40000000 ||
             (insn & 0xc1c00000) == 0x00400000 ||
             (insn & 0xc1c00000) == 0x00800000) {
+                unsigned long ainsn_addr;
+
+                ainsn_addr = (unsigned long) &p->ainsn.insn[0];
+
                 /* The instruction did all the work for us
                  * already, just apply the offset to the correct
                  * instruction location.
                  */
-                return (real_pc + (npc - pc));
+                return (real_pc + (regs->tnpc - ainsn_addr));
         }
 
-        return real_pc + 0x4UL;
+        /* It is jmpl or some other absolute PC modification instruction,
+         * leave NPC as-is.
+         */
+        return regs->tnpc;
 }
 
 /* If INSN is an instruction which writes it's PC location
@@ -220,12 +234,12 @@ static void __kprobes retpc_fixup(struct pt_regs *regs, u32 insn,
 {
         unsigned long *slot = NULL;
 
-        /* Simplest cast is call, which always uses %o7 */
+        /* Simplest case is 'call', which always uses %o7 */
         if ((insn & 0xc0000000) == 0x40000000) {
                 slot = &regs->u_regs[UREG_I7];
         }
 
-        /* Jmpl encodes the register inside of the opcode */
+        /* 'jmpl' encodes the register inside of the opcode */
         if ((insn & 0xc1f80000) == 0x81c00000) {
                 unsigned long rd = ((insn >> 25) & 0x1f);
 
@@ -247,11 +261,11 @@ static void __kprobes retpc_fixup(struct pt_regs *regs, u32 insn,
 
 /*
  * Called after single-stepping.  p->addr is the address of the
- * instruction whose first byte has been replaced by the breakpoint
+ * instruction which has been replaced by the breakpoint
  * instruction.  To avoid the SMP problems that can occur when we
  * temporarily put back the original opcode to single-step, we
  * single-stepped a copy of the instruction.  The address of this
- * copy is p->ainsn.insn.
+ * copy is &p->ainsn.insn[0].
  *
  * This function prepares to return from the post-single-step
  * breakpoint trap.
@@ -261,11 +275,11 @@ static void __kprobes resume_execution(struct kprobe *p,
 {
         u32 insn = p->ainsn.insn[0];
 
+        regs->tnpc = relbranch_fixup(insn, p, regs);
+
+        /* This assignment must occur after relbranch_fixup() */
         regs->tpc = kcb->kprobe_orig_tnpc;
-        regs->tnpc = relbranch_fixup(insn,
-                                     (unsigned long) p->addr,
-                                     (unsigned long) &p->ainsn.insn[0],
-                                     regs->tnpc);
+
         retpc_fixup(regs, insn, (unsigned long) p->addr);
 
         regs->tstate = ((regs->tstate & ~TSTATE_PIL) |
@@ -430,17 +444,8 @@ int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
         struct jprobe *jp = container_of(p, struct jprobe, kp);
         struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
 
-        kcb->jprobe_saved_regs_location = regs;
         memcpy(&(kcb->jprobe_saved_regs), regs, sizeof(*regs));
 
-        /* Save a whole stack frame, this gets arguments
-         * pushed onto the stack after using up all the
-         * arg registers.
-         */
-        memcpy(&(kcb->jprobe_saved_stack),
-               (char *) (regs->u_regs[UREG_FP] + STACK_BIAS),
-               sizeof(kcb->jprobe_saved_stack));
-
         regs->tpc  = (unsigned long) jp->entry;
         regs->tnpc = ((unsigned long) jp->entry) + 0x4UL;
         regs->tstate |= TSTATE_PIL;
@@ -450,10 +455,19 @@ int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs)
 
 void __kprobes jprobe_return(void)
 {
-        __asm__ __volatile__(
-                ".globl jprobe_return_trap_instruction\n"
+        struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
+        register unsigned long orig_fp asm("g1");
+
+        orig_fp = kcb->jprobe_saved_regs.u_regs[UREG_FP];
+        __asm__ __volatile__("\n"
+"1:     cmp             %%sp, %0\n\t"
+        "blu,a,pt       %%xcc, 1b\n\t"
+        " restore\n\t"
+        ".globl         jprobe_return_trap_instruction\n"
 "jprobe_return_trap_instruction:\n\t"
-                "ta 0x70");
+        "ta             0x70"
+        : /* no outputs */
+        : "r" (orig_fp));
 }
 
 extern void jprobe_return_trap_instruction(void);
@@ -466,26 +480,7 @@ int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
         struct kprobe_ctlblk *kcb = get_kprobe_ctlblk();
 
         if (addr == (u32 *) jprobe_return_trap_instruction) {
-                if (kcb->jprobe_saved_regs_location != regs) {
-                        printk("JPROBE: Current regs (%p) does not match "
-                               "saved regs (%p).\n",
-                               regs, kcb->jprobe_saved_regs_location);
-                        printk("JPROBE: Saved registers\n");
-                        __show_regs(kcb->jprobe_saved_regs_location);
-                        printk("JPROBE: Current registers\n");
-                        __show_regs(regs);
-                        BUG();
-                }
-                /* Restore old register state.  Do pt_regs
-                 * first so that UREG_FP is the original one for
-                 * the stack frame restore.
-                 */
                 memcpy(regs, &(kcb->jprobe_saved_regs), sizeof(*regs));
-
-                memcpy((char *) (regs->u_regs[UREG_FP] + STACK_BIAS),
-                       &(kcb->jprobe_saved_stack),
-                       sizeof(kcb->jprobe_saved_stack));
-
                 preempt_enable_no_resched();
                 return 1;
         }
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index 8cc14fc6b6f1..cec0eceae552 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -1007,10 +1007,9 @@ struct of_device* of_platform_device_create(struct device_node *np,
 {
         struct of_device *dev;
 
-        dev = kmalloc(sizeof(*dev), GFP_KERNEL);
+        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
         if (!dev)
                 return NULL;
-        memset(dev, 0, sizeof(*dev));
 
         dev->dev.parent = parent;
         dev->dev.bus = bus;
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 03ad4c06758e..6b04794b7a97 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -798,7 +798,7 @@ static struct pci_ops pci_sun4v_ops = {
 static void pbm_scan_bus(struct pci_controller_info *p,
                          struct pci_pbm_info *pbm)
 {
-        struct pcidev_cookie *cookie = kmalloc(sizeof(*cookie), GFP_KERNEL);
+        struct pcidev_cookie *cookie = kzalloc(sizeof(*cookie), GFP_KERNEL);
 
         if (!cookie) {
                 prom_printf("%s: Critical allocation failure.\n", pbm->name);
@@ -806,7 +806,6 @@ static void pbm_scan_bus(struct pci_controller_info *p,
         }
 
         /* All we care about is the PBM. */
-        memset(cookie, 0, sizeof(*cookie));
         cookie->pbm = pbm;
 
         pbm->pci_bus = pci_scan_bus(pbm->pci_first_busno, p->pci_ops, pbm);
@@ -1048,12 +1047,11 @@ static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
         /* Allocate and initialize the free area map.  */
         sz = num_tsb_entries / 8;
         sz = (sz + 7UL) & ~7UL;
-        iommu->arena.map = kmalloc(sz, GFP_KERNEL);
+        iommu->arena.map = kzalloc(sz, GFP_KERNEL);
         if (!iommu->arena.map) {
                 prom_printf("PCI_IOMMU: Error, kmalloc(arena.map) failed.\n");
                 prom_halt();
         }
-        memset(iommu->arena.map, 0, sz);
         iommu->arena.limit = num_tsb_entries;
 
         sz = probe_existing_entries(pbm, iommu);
@@ -1164,24 +1162,20 @@ void sun4v_pci_init(struct device_node *dp, char *model_name)
                 per_cpu(pci_iommu_batch, i).pglist = (u64 *) page;
         }
 
-        p = kmalloc(sizeof(struct pci_controller_info), GFP_ATOMIC);
+        p = kzalloc(sizeof(struct pci_controller_info), GFP_ATOMIC);
         if (!p)
                 goto fatal_memory_error;
 
-        memset(p, 0, sizeof(*p));
-
-        iommu = kmalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
+        iommu = kzalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
         if (!iommu)
                 goto fatal_memory_error;
 
-        memset(iommu, 0, sizeof(*iommu));
         p->pbm_A.iommu = iommu;
 
-        iommu = kmalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
+        iommu = kzalloc(sizeof(struct pci_iommu), GFP_ATOMIC);
         if (!iommu)
                 goto fatal_memory_error;
 
-        memset(iommu, 0, sizeof(*iommu));
         p->pbm_B.iommu = iommu;
 
         p->next = pci_controller_root;
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index d31975e6d6f6..81111a12f0a8 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -202,7 +202,10 @@ asmlinkage void do_ptrace(struct pt_regs *regs)
 #endif
         if (request == PTRACE_TRACEME) {
                 ret = ptrace_traceme();
-                pt_succ_return(regs, 0);
+                if (ret < 0)
+                        pt_error_return(regs, -ret);
+                else
+                        pt_succ_return(regs, 0);
                 goto out;
         }
 
diff --git a/arch/sparc64/kernel/rtrap.S b/arch/sparc64/kernel/rtrap.S
index 3522cd66f3bb..079d18a11d24 100644
--- a/arch/sparc64/kernel/rtrap.S
+++ b/arch/sparc64/kernel/rtrap.S
@@ -165,14 +165,26 @@ rtrap:
 __handle_softirq_continue:
 rtrap_xcall:
                 sethi                   %hi(0xf << 20), %l4
-                andcc                   %l1, TSTATE_PRIV, %l3
                 and                     %l1, %l4, %l4
+                andn                    %l1, %l4, %l1
+                srl                     %l4, 20, %l4
+#ifdef CONFIG_TRACE_IRQFLAGS
+                brnz,pn                 %l4, rtrap_no_irq_enable
+                 nop
+                call                    trace_hardirqs_on
+                 nop
+                wrpr                    %l4, %pil
+rtrap_no_irq_enable:
+#endif
+                andcc                   %l1, TSTATE_PRIV, %l3
                 bne,pn                  %icc, to_kernel
-                 andn                   %l1, %l4, %l1
+                 nop
 
                 /* We must hold IRQs off and atomically test schedule+signal
                  * state, then hold them off all the way back to userspace.
-                 * If we are returning to kernel, none of this matters.
+                 * If we are returning to kernel, none of this matters.  Note
+                 * that we are disabling interrupts via PSTATE_IE, not using
+                 * %pil.
                  *
                  * If we do not do this, there is a window where we would do
                  * the tests, later the signal/resched event arrives but we do
@@ -256,7 +268,6 @@ rt_continue:	ldx			[%sp + PTREGS_OFF + PT_V9_G1], %g1
 
                 ld                      [%sp + PTREGS_OFF + PT_V9_Y], %o3
                 wr                      %o3, %g0, %y
-                srl                     %l4, 20, %l4
                 wrpr                    %l4, 0x0, %pil
                 wrpr                    %g0, 0x1, %tl
                 wrpr                    %l1, %g0, %tstate
@@ -374,8 +385,8 @@ to_kernel:
                  ldx                    [%g6 + TI_FLAGS], %l5
                 andcc                   %l5, _TIF_NEED_RESCHED, %g0
                 be,pt                   %xcc, kern_fpucheck
-                 srl                    %l4, 20, %l5
-                cmp                     %l5, 0
+                 nop
+                cmp                     %l4, 0
                 bne,pn                  %xcc, kern_fpucheck
                  sethi                  %hi(PREEMPT_ACTIVE), %l6
                 stw                     %l6, [%g6 + TI_PRE_COUNT]
diff --git a/arch/sparc64/kernel/stacktrace.c b/arch/sparc64/kernel/stacktrace.c
new file mode 100644
index 000000000000..c4d15f2762b9
--- /dev/null
+++ b/arch/sparc64/kernel/stacktrace.c
@@ -0,0 +1,41 @@
+#include <linux/sched.h>
+#include <linux/stacktrace.h>
+#include <linux/thread_info.h>
+#include <asm/ptrace.h>
+
+void save_stack_trace(struct stack_trace *trace, struct task_struct *task)
+{
+        unsigned long ksp, fp, thread_base;
+        struct thread_info *tp;
+
+        if (!task)
+                task = current;
+        tp = task_thread_info(task);
+        if (task == current) {
+                flushw_all();
+                __asm__ __volatile__(
+                        "mov    %%fp, %0"
+                        : "=r" (ksp)
+                );
+        } else
+                ksp = tp->ksp;
+
+        fp = ksp + STACK_BIAS;
+        thread_base = (unsigned long) tp;
+        do {
+                struct reg_window *rw;
+
+                /* Bogus frame pointer? */
+                if (fp < (thread_base + sizeof(struct thread_info)) ||
+                    fp >= (thread_base + THREAD_SIZE))
+                        break;
+
+                rw = (struct reg_window *) fp;
+                if (trace->skip > 0)
+                        trace->skip--;
+                else
+                        trace->entries[trace->nr_entries++] = rw->ins[7];
+
+                fp = rw->ins[6] + STACK_BIAS;
+        } while (trace->nr_entries < trace->max_entries);
+}
diff --git a/arch/sparc64/kernel/sun4v_ivec.S b/arch/sparc64/kernel/sun4v_ivec.S
index 49703c3c5769..405855dd886b 100644
--- a/arch/sparc64/kernel/sun4v_ivec.S
+++ b/arch/sparc64/kernel/sun4v_ivec.S
@@ -190,7 +190,10 @@ sun4v_res_mondo:
         mov     %g1, %g4
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         /* Log the event.  */
         add     %sp, PTREGS_OFF, %o0
         call    sun4v_resum_error
@@ -216,7 +219,10 @@ sun4v_res_mondo_queue_full:
         wrpr    %g0, 15, %pil
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         call    sun4v_resum_overflow
          add    %sp, PTREGS_OFF, %o0
 
@@ -295,7 +301,10 @@ sun4v_nonres_mondo:
         mov     %g1, %g4
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         /* Log the event.  */
         add     %sp, PTREGS_OFF, %o0
         call    sun4v_nonresum_error
@@ -321,7 +330,10 @@ sun4v_nonres_mondo_queue_full:
         wrpr    %g0, 15, %pil
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         call    sun4v_nonresum_overflow
          add    %sp, PTREGS_OFF, %o0
 
diff --git a/arch/sparc64/kernel/sys_sunos32.c b/arch/sparc64/kernel/sys_sunos32.c
index 7da72d3b322a..4446f66590fa 100644
--- a/arch/sparc64/kernel/sys_sunos32.c
+++ b/arch/sparc64/kernel/sys_sunos32.c
@@ -83,7 +83,7 @@ asmlinkage u32 sunos_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u32 of
                 file = fget(fd);
                 if (!file)
                         goto out;
-                inode = file->f_dentry->d_inode;
+                inode = file->f_path.dentry->d_inode;
                 if (imajor(inode) == MEM_MAJOR && iminor(inode) == 5) {
                         flags |= MAP_ANONYMOUS;
                         fput(file);
@@ -615,7 +615,7 @@ sunos_nfs_get_server_fd (int fd, struct sockaddr_in *addr)
         if (!file)
                 return 0;
 
-        inode = file->f_dentry->d_inode;
+        inode = file->f_path.dentry->d_inode;
 
         socket = SOCKET_I(inode);
         local.sin_family = AF_INET;
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index fe1796c939c3..ad67784292db 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -10,7 +10,7 @@
  */
 
 #include <linux/module.h>
-#include <linux/sched.h>  /* for jiffies */
+#include <linux/sched.h>
 #include <linux/kernel.h>
 #include <linux/kallsyms.h>
 #include <linux/signal.h>
@@ -1873,6 +1873,16 @@ void sun4v_resum_error(struct pt_regs *regs, unsigned long offset)
 
         put_cpu();
 
+        if (ent->err_type == SUN4V_ERR_TYPE_WARNING_RES) {
+                /* If err_type is 0x4, it's a powerdown request.  Do
+                 * not do the usual resumable error log because that
+                 * makes it look like some abnormal error.
+                 */
+                printk(KERN_INFO "Power down request...\n");
+                kill_cad_pid(SIGINT, 1);
+                return;
+        }
+
         sun4v_log_error(regs, &local_copy, cpu,
                         KERN_ERR "RESUMABLE ERROR",
                         &sun4v_resum_oflow_cnt);
@@ -2261,8 +2271,12 @@ void die_if_kernel(char *str, struct pt_regs *regs)
         do_exit(SIGSEGV);
 }
 
+#define VIS_OPCODE_MASK ((0x3 << 30) | (0x3f << 19))
+#define VIS_OPCODE_VAL  ((0x2 << 30) | (0x36 << 19))
+
 extern int handle_popc(u32 insn, struct pt_regs *regs);
 extern int handle_ldf_stq(u32 insn, struct pt_regs *regs);
+extern int vis_emul(struct pt_regs *, unsigned int);
 
 void do_illegal_instruction(struct pt_regs *regs)
 {
@@ -2287,10 +2301,18 @@ void do_illegal_instruction(struct pt_regs *regs)
                         if (handle_ldf_stq(insn, regs))
                                 return;
                 } else if (tlb_type == hypervisor) {
-                        extern int vis_emul(struct pt_regs *, unsigned int);
+                        if ((insn & VIS_OPCODE_MASK) == VIS_OPCODE_VAL) {
+                                if (!vis_emul(regs, insn))
+                                        return;
+                        } else {
+                                struct fpustate *f = FPUSTATE;
 
-                        if (!vis_emul(regs, insn))
-                                return;
+                                /* XXX maybe verify XFSR bits like
+                                 * XXX do_fpother() does?
+                                 */
+                                if (do_mathemu(regs, f))
+                                        return;
+                        }
                 }
         }
         info.si_signo = SIGILL;
diff --git a/arch/sparc64/kernel/unaligned.c b/arch/sparc64/kernel/unaligned.c
index a9b765271b85..bc18d480dd1c 100644
--- a/arch/sparc64/kernel/unaligned.c
+++ b/arch/sparc64/kernel/unaligned.c
@@ -243,7 +243,7 @@ static inline int ok_for_kernel(unsigned int insn)
         return !floating_point_load_or_store_p(insn);
 }
 
-static void kernel_mna_trap_fault(void)
+static void kernel_mna_trap_fault(int fixup_tstate_asi)
 {
         struct pt_regs *regs = current_thread_info()->kern_una_regs;
         unsigned int insn = current_thread_info()->kern_una_insn;
@@ -274,18 +274,15 @@ static void kernel_mna_trap_fault(void)
         regs->tpc = entry->fixup;
         regs->tnpc = regs->tpc + 4;
 
-        regs->tstate &= ~TSTATE_ASI;
-        regs->tstate |= (ASI_AIUS << 24UL);
+        if (fixup_tstate_asi) {
+                regs->tstate &= ~TSTATE_ASI;
+                regs->tstate |= (ASI_AIUS << 24UL);
+        }
 }
 
-asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
+static void log_unaligned(struct pt_regs *regs)
 {
         static unsigned long count, last_time;
-        enum direction dir = decode_direction(insn);
-        int size = decode_access_size(insn);
-
-        current_thread_info()->kern_una_regs = regs;
-        current_thread_info()->kern_una_insn = insn;
 
         if (jiffies - last_time > 5 * HZ)
                 count = 0;
@@ -295,6 +292,28 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
                 printk("Kernel unaligned access at TPC[%lx] ", regs->tpc);
                 print_symbol("%s\n", regs->tpc);
         }
+}
+
+asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
+{
+        enum direction dir = decode_direction(insn);
+        int size = decode_access_size(insn);
+        int orig_asi, asi;
+
+        current_thread_info()->kern_una_regs = regs;
+        current_thread_info()->kern_una_insn = insn;
+
+        orig_asi = asi = decode_asi(insn, regs);
+
+        /* If this is a {get,put}_user() on an unaligned userspace pointer,
+         * just signal a fault and do not log the event.
+         */
+        if (asi == ASI_AIUS) {
+                kernel_mna_trap_fault(0);
+                return;
+        }
+
+        log_unaligned(regs);
 
         if (!ok_for_kernel(insn) || dir == both) {
                 printk("Unsupported unaligned load/store trap for kernel "
@@ -302,10 +321,10 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
                 unaligned_panic("Kernel does fpu/atomic "
                                 "unaligned load/store.", regs);
 
-                kernel_mna_trap_fault();
+                kernel_mna_trap_fault(0);
         } else {
                 unsigned long addr, *reg_addr;
-                int orig_asi, asi, err;
+                int err;
 
                 addr = compute_effective_address(regs, insn,
                                                  ((insn >> 25) & 0x1f));
@@ -315,7 +334,6 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
                        regs->tpc, dirstrings[dir], addr, size,
                        regs->u_regs[UREG_RETPC]);
 #endif
-                orig_asi = asi = decode_asi(insn, regs);
                 switch (asi) {
                 case ASI_NL:
                 case ASI_AIUPL:
@@ -365,7 +383,7 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
                         /* Not reached... */
                 }
                 if (unlikely(err))
-                        kernel_mna_trap_fault();
+                        kernel_mna_trap_fault(1);
                 else
                         advance(regs);
         }
diff --git a/arch/sparc64/kernel/visemul.c b/arch/sparc64/kernel/visemul.c
index 84fedaa38aae..c3fd64706b53 100644
--- a/arch/sparc64/kernel/visemul.c
+++ b/arch/sparc64/kernel/visemul.c
@@ -128,9 +128,6 @@
 /* 001001100 - Permute bytes as specified by GSR.MASK  */
 #define BSHUFFLE_OPF    0x04c
 
-#define VIS_OPCODE_MASK ((0x3 << 30) | (0x3f << 19))
-#define VIS_OPCODE_VAL  ((0x2 << 30) | (0x36 << 19))
-
 #define VIS_OPF_SHIFT   5
 #define VIS_OPF_MASK    (0x1ff << VIS_OPF_SHIFT)
 
@@ -810,9 +807,6 @@ int vis_emul(struct pt_regs *regs, unsigned int insn)
         if (get_user(insn, (u32 __user *) pc))
                 return -EFAULT;
 
-        if ((insn & VIS_OPCODE_MASK) != VIS_OPCODE_VAL)
-                return -EINVAL;
-
         opf = (insn & VIS_OPF_MASK) >> VIS_OPF_SHIFT;
         switch (opf) {
         default:
diff --git a/arch/sparc64/mm/ultra.S b/arch/sparc64/mm/ultra.S
index d70b60a3bbcc..737c26923c09 100644
--- a/arch/sparc64/mm/ultra.S
+++ b/arch/sparc64/mm/ultra.S
@@ -477,6 +477,10 @@ xcall_sync_tick:
         sethi           %hi(109f), %g7
         b,pt            %xcc, etrap_irq
 109:     or             %g7, %lo(109b), %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         call            smp_synchronize_tick_client
          nop
         clr             %l6
@@ -508,6 +512,10 @@ xcall_report_regs:
         sethi           %hi(109f), %g7
         b,pt            %xcc, etrap_irq
 109:     or             %g7, %lo(109b), %g7
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         call            __show_regs
          add            %sp, PTREGS_OFF, %o0
         clr             %l6
diff --git a/arch/sparc64/solaris/fs.c b/arch/sparc64/solaris/fs.c
index 12a940cc791f..61be597bf430 100644
--- a/arch/sparc64/solaris/fs.c
+++ b/arch/sparc64/solaris/fs.c
@@ -449,7 +449,7 @@ asmlinkage int solaris_fstatvfs(unsigned int fd, u32 buf)
         error = -EBADF;
         file = fget(fd);
         if (file) {
-                error = report_statvfs(file->f_vfsmnt, file->f_dentry->d_inode, buf);
+                error = report_statvfs(file->f_path.mnt, file->f_path.dentry->d_inode, buf);
                 fput(file);
         }
 
@@ -481,7 +481,7 @@ asmlinkage int solaris_fstatvfs64(unsigned int fd, u32 buf)
         file = fget(fd);
         if (file) {
                 lock_kernel();
-                error = report_statvfs64(file->f_vfsmnt, file->f_dentry->d_inode, buf);
+                error = report_statvfs64(file->f_path.mnt, file->f_path.dentry->d_inode, buf);
                 unlock_kernel();
                 fput(file);
         }
diff --git a/arch/sparc64/solaris/ioctl.c b/arch/sparc64/solaris/ioctl.c
index be0a054e3ed6..330743c5b3d8 100644
--- a/arch/sparc64/solaris/ioctl.c
+++ b/arch/sparc64/solaris/ioctl.c
@@ -299,8 +299,8 @@ static inline int solaris_sockmod(unsigned int fd, unsigned int cmd, u32 arg)
         rcu_read_lock();
         fdt = files_fdtable(current->files);
         if (! fdt->fd[fd] ||
-            ! fdt->fd[fd]->f_dentry ||
-            ! (ino = fdt->fd[fd]->f_dentry->d_inode) ||
+            ! fdt->fd[fd]->f_path.dentry ||
+            ! (ino = fdt->fd[fd]->f_path.dentry->d_inode) ||
             ! S_ISSOCK(ino->i_mode)) {
                 rcu_read_unlock();
                 return TBADF;
@@ -480,7 +480,7 @@ static inline int solaris_S(struct file *filp, unsigned int fd, unsigned int cmd
         struct sol_socket_struct *sock;
         struct module_info *mi;
 
-        ino = filp->f_dentry->d_inode;
+        ino = filp->f_path.dentry->d_inode;
         if (!S_ISSOCK(ino->i_mode))
                 return -EBADF;
         sock = filp->private_data;
diff --git a/arch/sparc64/solaris/misc.c b/arch/sparc64/solaris/misc.c
index 9ed997982f8d..bca16e8c95c3 100644
--- a/arch/sparc64/solaris/misc.c
+++ b/arch/sparc64/solaris/misc.c
@@ -77,7 +77,7 @@ static u32 do_solaris_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u64 o
                 if (!file)
                         goto out;
                 else {
-                        struct inode * inode = file->f_dentry->d_inode;
+                        struct inode * inode = file->f_path.dentry->d_inode;
                         if(imajor(inode) == MEM_MAJOR &&
                            iminor(inode) == 5) {
                                 flags |= MAP_ANONYMOUS;
@@ -423,9 +423,7 @@ asmlinkage int solaris_procids(int cmd, s32 pid, s32 pgid)
                            Solaris setpgrp and setsid? */
                         ret = sys_setpgid(0, 0);
                         if (ret) return ret;
-                        mutex_lock(&tty_mutex);
-                        current->signal->tty = NULL;
-                        mutex_unlock(&tty_mutex);
+                        proc_clear_tty(current);
                         return process_group(current);
                 }
         case 2: /* getsid */
diff --git a/arch/sparc64/solaris/socksys.c b/arch/sparc64/solaris/socksys.c
index 7c90e41fd3be..89a4757f192f 100644
--- a/arch/sparc64/solaris/socksys.c
+++ b/arch/sparc64/solaris/socksys.c
@@ -96,13 +96,13 @@ static int socksys_open(struct inode * inode, struct file * filp)
          * No shit.  WTF is it supposed to do, anyway?
          *
          * Try instead:
-         * d_delete(filp->f_dentry), then d_instantiate with sock inode
+         * d_delete(filp->f_path.dentry), then d_instantiate with sock inode
          */
-        dentry = filp->f_dentry;
-        filp->f_dentry = dget(fcheck(fd)->f_dentry);
-        filp->f_dentry->d_inode->i_rdev = inode->i_rdev;
-        filp->f_dentry->d_inode->i_flock = inode->i_flock;
-        SOCKET_I(filp->f_dentry->d_inode)->file = filp;
+        dentry = filp->f_path.dentry;
+        filp->f_path.dentry = dget(fcheck(fd)->f_path.dentry);
+        filp->f_path.dentry->d_inode->i_rdev = inode->i_rdev;
+        filp->f_path.dentry->d_inode->i_flock = inode->i_flock;
+        SOCKET_I(filp->f_path.dentry->d_inode)->file = filp;
         filp->f_op = &socksys_file_ops;
         sock = (struct sol_socket_struct*) 
                 mykmalloc(sizeof(struct sol_socket_struct), GFP_KERNEL);
@@ -148,7 +148,7 @@ static unsigned int socksys_poll(struct file * filp, poll_table * wait)
         struct inode *ino;
         unsigned int mask = 0;
 
-        ino=filp->f_dentry->d_inode;
+        ino=filp->f_path.dentry->d_inode;
         if (ino && S_ISSOCK(ino->i_mode)) {
                 struct sol_socket_struct *sock;
                 sock = (struct sol_socket_struct*)filp->private_data;
diff --git a/arch/sparc64/solaris/timod.c b/arch/sparc64/solaris/timod.c
index b84e5456b025..a9d32ceabf26 100644
--- a/arch/sparc64/solaris/timod.c
+++ b/arch/sparc64/solaris/timod.c
@@ -147,7 +147,7 @@ static void timod_wake_socket(unsigned int fd)
 
         SOLD("wakeing socket");
         fdt = files_fdtable(current->files);
-        sock = SOCKET_I(fdt->fd[fd]->f_dentry->d_inode);
+        sock = SOCKET_I(fdt->fd[fd]->f_path.dentry->d_inode);
         wake_up_interruptible(&sock->wait);
         read_lock(&sock->sk->sk_callback_lock);
         if (sock->fasync_list && !test_bit(SOCK_ASYNC_WAITDATA, &sock->flags))
@@ -361,7 +361,7 @@ int timod_putmsg(unsigned int fd, char __user *ctl_buf, int ctl_len,
 
         fdt = files_fdtable(current->files);
         filp = fdt->fd[fd];
-        ino = filp->f_dentry->d_inode;
+        ino = filp->f_path.dentry->d_inode;
         sock = (struct sol_socket_struct *)filp->private_data;
         SOLD("entry");
         if (get_user(ret, (int __user *)A(ctl_buf)))
@@ -644,7 +644,7 @@ int timod_getmsg(unsigned int fd, char __user *ctl_buf, int ctl_maxlen, s32 __us
         SOLDD(("%u %p %d %p %p %d %p %d\n", fd, ctl_buf, ctl_maxlen, ctl_len, data_buf, data_maxlen, data_len, *flags_p));
         fdt = files_fdtable(current->files);
         filp = fdt->fd[fd];
-        ino = filp->f_dentry->d_inode;
+        ino = filp->f_path.dentry->d_inode;
         sock = (struct sol_socket_struct *)filp->private_data;
         SOLDD(("%p %p\n", sock->pfirst, sock->pfirst ? sock->pfirst->next : NULL));
         if ( ctl_maxlen > 0 && !sock->pfirst && SOCKET_I(ino)->type == SOCK_STREAM
@@ -865,7 +865,7 @@ asmlinkage int solaris_getmsg(unsigned int fd, u32 arg1, u32 arg2, u32 arg3)
         filp = fdt->fd[fd];
         if(!filp) goto out;
 
-        ino = filp->f_dentry->d_inode;
+        ino = filp->f_path.dentry->d_inode;
         if (!ino || !S_ISSOCK(ino->i_mode))
                 goto out;
 
@@ -933,7 +933,7 @@ asmlinkage int solaris_putmsg(unsigned int fd, u32 arg1, u32 arg2, u32 arg3)
         filp = fdt->fd[fd];
         if(!filp) goto out;
 
-        ino = filp->f_dentry->d_inode;
+        ino = filp->f_path.dentry->d_inode;
         if (!ino) goto out;
 
         if (!S_ISSOCK(ino->i_mode) &&
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index 5ac1f2963ae3..d32a80e6668c 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -47,6 +47,11 @@ config GENERIC_CALIBRATE_DELAY
         bool
         default y
 
+config GENERIC_BUG
+        bool
+        default y
+        depends on BUG
+
 # Used in kernel/irq/manage.c and include/linux/irq.h
 config IRQ_RELEASE_METHOD
         bool
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index aa3090d05a8f..83301e1ef67c 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -246,7 +246,7 @@ out_up:
         return ret;
 }
 
-void line_set_termios(struct tty_struct *tty, struct termios * old)
+void line_set_termios(struct tty_struct *tty, struct ktermios * old)
 {
         /* nothing */
 }
diff --git a/arch/um/include/line.h b/arch/um/include/line.h
index 214ee76c40df..5f232ae89fbb 100644
--- a/arch/um/include/line.h
+++ b/arch/um/include/line.h
@@ -76,7 +76,7 @@ extern int line_setup(struct line *lines, unsigned int sizeof_lines,
 extern int line_write(struct tty_struct *tty, const unsigned char *buf,
                       int len);
 extern void line_put_char(struct tty_struct *tty, unsigned char ch);
-extern void line_set_termios(struct tty_struct *tty, struct termios * old);
+extern void line_set_termios(struct tty_struct *tty, struct ktermios * old);
 extern int line_chars_in_buffer(struct tty_struct *tty);
 extern void line_flush_buffer(struct tty_struct *tty);
 extern void line_flush_chars(struct tty_struct *tty);
diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c
index 0561c43b4685..8d56ec6cca79 100644
--- a/arch/um/kernel/exec.c
+++ b/arch/um/kernel/exec.c
@@ -39,12 +39,13 @@ static long execve1(char *file, char __user * __user *argv,
                     char __user *__user *env)
 {
         long error;
+        struct tty_struct *tty;
 
 #ifdef CONFIG_TTY_LOG
         mutex_lock(&tty_mutex);
-        task_lock(current);     /* FIXME:  is this needed ? */
-        log_exec(argv, current->signal->tty);
-        task_unlock(current);
+        tty = get_current_tty();
+        if (tty)
+                log_exec(argv, tty);
         mutex_unlock(&tty_mutex);
 #endif
         error = do_execve(file, argv, env, &current->thread.regs);
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 0e32adf03be1..098720be019a 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -1,4 +1,4 @@
-obj-y = bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
+obj-y = bug.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
         ptrace_user.o setjmp.o signal.o sigcontext.o syscalls.o sysrq.o \
         sys_call_table.o tls.o
 
diff --git a/arch/um/sys-i386/bug.c b/arch/um/sys-i386/bug.c
new file mode 100644
index 000000000000..200c8ba2879b
--- /dev/null
+++ b/arch/um/sys-i386/bug.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com)
+ * Licensed under the GPL V2
+ */
+
+#include <linux/uaccess.h>
+
+/* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because
+ * that's not relevent in skas mode.
+ */
+
+int is_valid_bugaddr(unsigned long eip)
+{
+        unsigned short ud2;
+
+        if (probe_kernel_address((unsigned short __user *)eip, ud2))
+                return 0;
+
+        return ud2 == 0x0b0f;
+}
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index f41768b8e25e..4d9e5efa6fb9 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -4,7 +4,7 @@
 # Licensed under the GPL
 #
 
-obj-y = bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
+obj-y = bug.o bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
         setjmp.o sigcontext.o signal.o syscalls.o syscall_table.o sysrq.o \
         ksyms.o tls.o
 
diff --git a/arch/um/sys-x86_64/bug.c b/arch/um/sys-x86_64/bug.c
new file mode 100644
index 000000000000..200c8ba2879b
--- /dev/null
+++ b/arch/um/sys-x86_64/bug.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com)
+ * Licensed under the GPL V2
+ */
+
+#include <linux/uaccess.h>
+
+/* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because
+ * that's not relevent in skas mode.
+ */
+
+int is_valid_bugaddr(unsigned long eip)
+{
+        unsigned short ud2;
+
+        if (probe_kernel_address((unsigned short __user *)eip, ud2))
+                return 0;
+
+        return ud2 == 0x0b0f;
+}
diff --git a/arch/v850/Kconfig b/arch/v850/Kconfig
index 37ec644603ab..bcf825875d17 100644
--- a/arch/v850/Kconfig
+++ b/arch/v850/Kconfig
@@ -38,6 +38,14 @@ config TIME_LOW_RES
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 # Turn off some random 386 crap that can affect device config
 config ISA
         bool
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index bfbb9bcae123..d4275537b25b 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -96,6 +96,19 @@ config AUDIT_ARCH
         bool
         default y
 
+config GENERIC_BUG
+        bool
+        default y
+        depends on BUG
+
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 source "init/Kconfig"
 
 
@@ -571,7 +584,7 @@ config SECCOMP
           If unsure, say Y. Only embedded should say N here.
 
 config CC_STACKPROTECTOR
-        bool "Enable -fstack-protector buffer overflow detection (EXPRIMENTAL)"
+        bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)"
         depends on EXPERIMENTAL
         help
          This option turns on the -fstack-protector GCC feature. This
diff --git a/arch/x86_64/defconfig b/arch/x86_64/defconfig
index 96f226cfb339..1a1c6a1a299b 100644
--- a/arch/x86_64/defconfig
+++ b/arch/x86_64/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.19-git7
-# Wed Dec  6 23:50:47 2006
+# Linux kernel version: 2.6.19-git14
+# Sat Dec  9 21:23:09 2006
 #
 CONFIG_X86_64=y
 CONFIG_64BIT=y
@@ -22,6 +22,9 @@ CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_DMI=y
 CONFIG_AUDIT_ARCH=y
+CONFIG_GENERIC_BUG=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
@@ -170,6 +173,7 @@ CONFIG_SECCOMP=y
 # CONFIG_CC_STACKPROTECTOR is not set
 # CONFIG_HZ_100 is not set
 CONFIG_HZ_250=y
+# CONFIG_HZ_300 is not set
 # CONFIG_HZ_1000 is not set
 CONFIG_HZ=250
 # CONFIG_REORDER is not set
@@ -514,6 +518,7 @@ CONFIG_IDEDMA_AUTO=y
 #
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
+# CONFIG_SCSI_TGT is not set
 CONFIG_SCSI_NETLINK=y
 # CONFIG_SCSI_PROC_FS is not set
 
@@ -534,6 +539,7 @@ CONFIG_CHR_DEV_SG=y
 # CONFIG_SCSI_MULTI_LUN is not set
 CONFIG_SCSI_CONSTANTS=y
 # CONFIG_SCSI_LOGGING is not set
+# CONFIG_SCSI_SCAN_ASYNC is not set
 
 #
 # SCSI Transports
@@ -587,6 +593,7 @@ CONFIG_MEGARAID_SAS=y
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_SRP is not set
 
 #
 # Serial ATA (prod) and Parallel ATA (experimental) drivers
@@ -1106,10 +1113,7 @@ CONFIG_SOUND=y
 # Open Sound System
 #
 CONFIG_SOUND_PRIME=y
-CONFIG_OSS_OBSOLETE_DRIVER=y
 # CONFIG_SOUND_BT878 is not set
-# CONFIG_SOUND_EMU10K1 is not set
-# CONFIG_SOUND_FUSION is not set
 # CONFIG_SOUND_ES1371 is not set
 CONFIG_SOUND_ICH=y
 # CONFIG_SOUND_TRIDENT is not set
@@ -1119,6 +1123,11 @@ CONFIG_SOUND_ICH=y
 # CONFIG_SOUND_OSS is not set
 
 #
+# HID Devices
+#
+CONFIG_HID=y
+
+#
 # USB support
 #
 CONFIG_USB_ARCH_HAS_HCD=y
@@ -1182,8 +1191,7 @@ CONFIG_USB_STORAGE=y
 # USB Input Devices
 #
 CONFIG_USB_HID=y
-CONFIG_USB_HIDINPUT=y
-# CONFIG_USB_HIDINPUT_POWERBOOK is not set
+# CONFIG_USB_HID_POWERBOOK is not set
 # CONFIG_HID_FF is not set
 # CONFIG_USB_HIDDEV is not set
 # CONFIG_USB_AIPTEK is not set
@@ -1475,6 +1483,11 @@ CONFIG_NLS_ISO8859_15=y
 CONFIG_NLS_UTF8=y
 
 #
+# Distributed Lock Manager
+#
+# CONFIG_DLM is not set
+
+#
 # Instrumentation Support
 #
 CONFIG_PROFILING=y
@@ -1504,6 +1517,7 @@ CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
+CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
@@ -1534,6 +1548,7 @@ CONFIG_DEBUG_STACKOVERFLOW=y
 #
 # Library routines
 #
+CONFIG_BITREVERSE=y
 # CONFIG_CRC_CCITT is not set
 # CONFIG_CRC16 is not set
 CONFIG_CRC32=y
diff --git a/arch/x86_64/ia32/ia32_aout.c b/arch/x86_64/ia32/ia32_aout.c
index 396d3c100011..be87df506f39 100644
--- a/arch/x86_64/ia32/ia32_aout.c
+++ b/arch/x86_64/ia32/ia32_aout.c
@@ -272,7 +272,7 @@ static int load_aout_binary(struct linux_binprm * bprm, struct pt_regs * regs)
         if ((N_MAGIC(ex) != ZMAGIC && N_MAGIC(ex) != OMAGIC &&
              N_MAGIC(ex) != QMAGIC && N_MAGIC(ex) != NMAGIC) ||
             N_TRSIZE(ex) || N_DRSIZE(ex) ||
-            i_size_read(bprm->file->f_dentry->d_inode) < ex.a_text+ex.a_data+N_SYMSIZE(ex)+N_TXTOFF(ex)) {
+            i_size_read(bprm->file->f_path.dentry->d_inode) < ex.a_text+ex.a_data+N_SYMSIZE(ex)+N_TXTOFF(ex)) {
                 return -ENOEXEC;
         }
 
@@ -357,7 +357,7 @@ static int load_aout_binary(struct linux_binprm * bprm, struct pt_regs * regs)
                 {
                         printk(KERN_WARNING 
                                "fd_offset is not page aligned. Please convert program: %s\n",
-                               bprm->file->f_dentry->d_name.name);
+                               bprm->file->f_path.dentry->d_name.name);
                         error_time = jiffies;
                 }
 #endif
@@ -440,7 +440,7 @@ static int load_aout_library(struct file *file)
         int retval;
         struct exec ex;
 
-        inode = file->f_dentry->d_inode;
+        inode = file->f_path.dentry->d_inode;
 
         retval = -ENOEXEC;
         error = kernel_read(file, 0, (char *) &ex, sizeof(ex));
@@ -471,7 +471,7 @@ static int load_aout_library(struct file *file)
                 {
                         printk(KERN_WARNING 
                                "N_TXTOFF is not page aligned. Please convert library: %s\n",
-                               file->f_dentry->d_name.name);
+                               file->f_path.dentry->d_name.name);
                         error_time = jiffies;
                 }
 #endif
diff --git a/arch/x86_64/kernel/module.c b/arch/x86_64/kernel/module.c
index 9d0958ff547f..a888e67f5874 100644
--- a/arch/x86_64/kernel/module.c
+++ b/arch/x86_64/kernel/module.c
@@ -23,6 +23,7 @@
 #include <linux/string.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
+#include <linux/bug.h>
 
 #include <asm/system.h>
 #include <asm/page.h>
@@ -173,10 +174,12 @@ int module_finalize(const Elf_Ehdr *hdr,
                                             lseg, lseg + locks->sh_size,
                                             tseg, tseg + text->sh_size);
         }
-        return 0;
+
+        return module_bug_finalize(hdr, sechdrs, me);
 }
 
 void module_arch_cleanup(struct module *mod)
 {
         alternatives_smp_module_del(mod);
+        module_bug_cleanup(mod);
 }
diff --git a/arch/x86_64/kernel/nmi.c b/arch/x86_64/kernel/nmi.c
index 27e95e7922c1..186aebbae32d 100644
--- a/arch/x86_64/kernel/nmi.c
+++ b/arch/x86_64/kernel/nmi.c
@@ -193,6 +193,8 @@ void nmi_watchdog_default(void)
                 nmi_watchdog = NMI_IO_APIC;
 }
 
+static int endflag __initdata = 0;
+
 #ifdef CONFIG_SMP
 /* The performance counters used by NMI_LOCAL_APIC don't trigger when
  * the CPU is idle. To make sure the NMI watchdog really ticks on all
@@ -200,7 +202,6 @@ void nmi_watchdog_default(void)
  */
 static __init void nmi_cpu_busy(void *data)
 {
-        volatile int *endflag = data;
         local_irq_enable_in_hardirq();
         /* Intentionally don't use cpu_relax here. This is
            to make sure that the performance counter really ticks,
@@ -208,14 +209,13 @@ static __init void nmi_cpu_busy(void *data)
            pause instruction. On a real HT machine this is fine because
            all other CPUs are busy with "useless" delay loops and don't
            care if they get somewhat less cycles. */
-        while (*endflag == 0)
-                barrier();
+        while (endflag == 0)
+                mb();
 }
 #endif
 
 int __init check_nmi_watchdog (void)
 {
-        volatile int endflag = 0;
         int *counts;
         int cpu;
 
@@ -256,6 +256,7 @@ int __init check_nmi_watchdog (void)
         if (!atomic_read(&nmi_active)) {
                 kfree(counts);
                 atomic_set(&nmi_active, -1);
+                endflag = 1;
                 return -1;
         }
         endflag = 1;
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index a1641ffdffcf..b54ccc07f379 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -31,6 +31,7 @@
 #include <linux/kexec.h>
 #include <linux/unwind.h>
 #include <linux/uaccess.h>
+#include <linux/bug.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -524,30 +525,15 @@ bad:
         printk("\n");
 }       
 
-void handle_BUG(struct pt_regs *regs)
-{ 
-        struct bug_frame f;
-        long len;
-        const char *prefix = "";
+int is_valid_bugaddr(unsigned long rip)
+{
+        unsigned short ud2;
 
-        if (user_mode(regs))
-                return; 
-        if (__copy_from_user(&f, (const void __user *) regs->rip,
-                             sizeof(struct bug_frame)))
-                return; 
-        if (f.filename >= 0 ||
-            f.ud2[0] != 0x0f || f.ud2[1] != 0x0b) 
-                return;
-        len = __strnlen_user((char *)(long)f.filename, PATH_MAX) - 1;
-        if (len < 0 || len >= PATH_MAX)
-                f.filename = (int)(long)"unmapped filename";
-        else if (len > 50) {
-                f.filename += len - 50;
-                prefix = "...";
-        }
-        printk("----------- [cut here ] --------- [please bite here ] ---------\n");
-        printk(KERN_ALERT "Kernel BUG at %s%.50s:%d\n", prefix, (char *)(long)f.filename, f.line);
-} 
+        if (__copy_from_user(&ud2, (const void __user *) rip, sizeof(ud2)))
+                return 0;
+
+        return ud2 == 0x0b0f;
+}
 
 #ifdef CONFIG_BUG
 void out_of_line_bug(void)
@@ -627,7 +613,9 @@ void die(const char * str, struct pt_regs * regs, long err)
 {
         unsigned long flags = oops_begin();
 
-        handle_BUG(regs);
+        if (!user_mode(regs))
+                report_bug(regs->rip);
+
         __die(str, regs, err);
         oops_end(flags);
         do_exit(SIGSEGV); 
diff --git a/arch/x86_64/kernel/vmlinux.lds.S b/arch/x86_64/kernel/vmlinux.lds.S
index 6a1f8f491e5d..514be5dd2303 100644
--- a/arch/x86_64/kernel/vmlinux.lds.S
+++ b/arch/x86_64/kernel/vmlinux.lds.S
@@ -13,6 +13,7 @@ OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64")
 OUTPUT_ARCH(i386:x86-64)
 ENTRY(phys_startup_64)
 jiffies_64 = jiffies;
+_proxy_pda = 0;
 PHDRS {
         text PT_LOAD FLAGS(5);  /* R_E */
         data PT_LOAD FLAGS(7);  /* RWE */
@@ -51,6 +52,8 @@ SECTIONS
 
   RODATA
 
+  BUG_TABLE
+
   . = ALIGN(PAGE_SIZE);        /* Align data segment to page size boundary */
                                 /* Data */
   .data : AT(ADDR(.data) - LOAD_OFFSET) {
diff --git a/arch/x86_64/kernel/vsyscall.c b/arch/x86_64/kernel/vsyscall.c
index 4a673f5397a0..2433d6fc68b1 100644
--- a/arch/x86_64/kernel/vsyscall.c
+++ b/arch/x86_64/kernel/vsyscall.c
@@ -225,8 +225,7 @@ out:
 
 static int vsyscall_sysctl_nostrat(ctl_table *t, int __user *name, int nlen,
                                 void __user *oldval, size_t __user *oldlenp,
-                                void __user *newval, size_t newlen,
-                                void **context)
+                                void __user *newval, size_t newlen)
 {
         return -ENOSYS;
 }
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index c1e69a1f92a4..2e74cb0b7807 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -34,31 +34,24 @@ config GENERIC_HARDIRQS
         bool
         default y
 
+config ARCH_HAS_ILOG2_U32
+        bool
+        default n
+
+config ARCH_HAS_ILOG2_U64
+        bool
+        default n
+
 source "init/Kconfig"
 
 menu "Processor type and features"
 
 choice
         prompt "Xtensa Processor Configuration"
-        default XTENSA_CPU_LINUX_BE
+        default XTENSA_VARIANT_FSF
 
-config XTENSA_CPU_LINUX_BE
-        bool "linux_be"
-        ---help---
-          The linux_be processor configuration is the baseline Xtensa
-          configurations included in this kernel and also used by
-          binutils, gcc, and gdb. It contains no TIE, no coprocessors,
-          and the following configuration options:
-
-          Code Density Option                2 Misc Special Registers
-          NSA/NSAU Instructions              128-bit Data Bus Width
-          Processor ID                       8K, 2-way I and D Caches
-          Zero-Overhead Loops                2 Inst Address Break Registers
-          Big Endian                         2 Data Address Break Registers
-          64 General-Purpose Registers       JTAG Interface and Trace Port
-          17 Interrupts                      MMU w/ TLBs and Autorefill
-          3 Interrupt Levels                 8 Autorefill Ways (I/D TLBs)
-          3 Timers                           Unaligned Exceptions
+config XTENSA_VARIANT_FSF
+        bool "fsf"
 endchoice
 
 config MMU
diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index 3a3a4c66ef87..95f836db38fa 100644
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -11,13 +11,13 @@
 # this architecture
 
 # Core configuration.
-# (Use CPU=<xtensa_config> to use another default compiler.)
+# (Use VAR=<xtensa_config> to use another default compiler.)
 
-cpu-$(CONFIG_XTENSA_CPU_LINUX_BE)       := linux_be
-cpu-$(CONFIG_XTENSA_CPU_LINUX_CUSTOM)   := linux_custom
+variant-$(CONFIG_XTENSA_VARIANT_FSF)            := fsf
+variant-$(CONFIG_XTENSA_VARIANT_LINUX_CUSTOM)   := custom
 
-CPU = $(cpu-y)
-export CPU
+VARIANT = $(variant-y)
+export VARIANT
 
 # Platform configuration
 
@@ -27,8 +27,6 @@ platform-$(CONFIG_XTENSA_PLATFORM_ISS)		:= iss
 PLATFORM = $(platform-y)
 export PLATFORM
 
-CPPFLAGS        += $(if $(KBUILD_SRC),-I$(srctree)/include/asm-xtensa/)
-CPPFLAGS        += -Iinclude/asm
 CFLAGS          += -pipe -mlongcalls
 
 KBUILD_DEFCONFIG := iss_defconfig
@@ -41,12 +39,12 @@ core-$(CONFIG_EMBEDDED_RAMDISK)	+= arch/xtensa/boot/ramdisk/
 
 # Test for cross compiling
 
-ifneq ($(CPU),)
+ifneq ($(VARIANT),)
   COMPILE_ARCH = $(shell uname -m)
 
   ifneq ($(COMPILE_ARCH), xtensa)
     ifndef CROSS_COMPILE
-      CROSS_COMPILE = xtensa_$(CPU)-
+      CROSS_COMPILE = xtensa_$(VARIANT)-
     endif
   endif
 endif
@@ -68,14 +66,13 @@ archinc		:= include/asm-xtensa
 
 archprepare: $(archinc)/.platform
 
-# Update machine cpu and platform symlinks if something which affects
+# Update processor variant and platform symlinks if something which affects
 # them changed.
 
 $(archinc)/.platform: $(wildcard include/config/arch/*.h) include/config/auto.conf
-        @echo '  SYMLINK $(archinc)/xtensa/config -> $(archinc)/xtensa/config-$(CPU)'
+        @echo '  SYMLINK $(archinc)/variant -> $(archinc)/variant-$(VARIANT)'
         $(Q)mkdir -p $(archinc)
-        $(Q)mkdir -p $(archinc)/xtensa
-        $(Q)ln -fsn $(srctree)/$(archinc)/xtensa/config-$(CPU) $(archinc)/xtensa/config
+        $(Q)ln -fsn $(srctree)/$(archinc)/variant-$(VARIANT) $(archinc)/variant
         @echo '  SYMLINK $(archinc)/platform -> $(archinc)/platform-$(PLATFORM)'
         $(Q)ln -fsn $(srctree)/$(archinc)/platform-$(PLATFORM) $(archinc)/platform
         @touch $@
@@ -89,7 +86,7 @@ zImage zImage.initrd: vmlinux
         $(Q)$(MAKE) $(build)=$(boot) $@
 
 CLEAN_FILES     += arch/xtensa/vmlinux.lds                      \
-                   $(archinc)/platform $(archinc)/xtensa/config \
+                   $(archinc)/platform $(archinc)/variant       \
                    $(archinc)/.platform
 
 define archhelp
diff --git a/arch/xtensa/boot/boot-elf/bootstrap.S b/arch/xtensa/boot/boot-elf/bootstrap.S
index f857fc760aa8..464298bc348b 100644
--- a/arch/xtensa/boot/boot-elf/bootstrap.S
+++ b/arch/xtensa/boot/boot-elf/bootstrap.S
@@ -1,7 +1,4 @@
 
-#include <xtensa/config/specreg.h>
-#include <xtensa/config/core.h>
-
 #include <asm/bootparam.h>
 
 
diff --git a/arch/xtensa/boot/boot-redboot/bootstrap.S b/arch/xtensa/boot/boot-redboot/bootstrap.S
index ee636b0da81c..84848123e2a8 100644
--- a/arch/xtensa/boot/boot-redboot/bootstrap.S
+++ b/arch/xtensa/boot/boot-redboot/bootstrap.S
@@ -1,9 +1,7 @@
-
-#define _ASMLANGUAGE
-#include <xtensa/config/specreg.h>
-#include <xtensa/config/core.h>
-#include <xtensa/cacheasm.h>
-
+#include <asm/variant/core.h>
+#include <asm/regs.h>
+#include <asm/asmmacro.h>
+#include <asm/cacheasm.h>
         /*
          * RB-Data: RedBoot data/bss
          * P:       Boot-Parameters
@@ -77,8 +75,14 @@ _start:
         /* Note: The assembler cannot relax "addi a0, a0, ..." to an
            l32r, so we load to a4 first. */
 
-        addi    a4, a0, __start - __start_a0
-        mov     a0, a4
+        # addi  a4, a0, __start - __start_a0
+        # mov   a0, a4
+
+        movi    a4, __start
+        movi    a5, __start_a0
+        add     a4, a0, a4
+        sub     a0, a4, a5
+
         movi    a4, __start
         movi    a5, __reloc_end
 
@@ -106,9 +110,13 @@ _start:
         /* We have to flush and invalidate the caches here before we jump. */
 
 #if XCHAL_DCACHE_IS_WRITEBACK
-        dcache_writeback_all  a5, a6
+
+        ___flush_dcache_all a5 a6
+
 #endif
-        icache_invalidate_all a5, a6
+
+        ___invalidate_icache_all a5 a6
+        isync
 
         movi    a11, _reloc
         jx      a11
@@ -209,9 +217,14 @@ _reloc:
         /* jump to the kernel */
 2:
 #if XCHAL_DCACHE_IS_WRITEBACK
-        dcache_writeback_all a5, a6
+
+        ___flush_dcache_all a5 a6
+
 #endif
-        icache_invalidate_all a5, a6
+
+        ___invalidate_icache_all a5 a6
+
+        isync
 
         movi    a5, __start
         movi    a3, boot_initrd_start
diff --git a/arch/xtensa/configs/iss_defconfig b/arch/xtensa/configs/iss_defconfig
index 802621dd4867..f19854035e61 100644
--- a/arch/xtensa/configs/iss_defconfig
+++ b/arch/xtensa/configs/iss_defconfig
@@ -53,11 +53,7 @@ CONFIG_CC_ALIGN_JUMPS=0
 #
 # Processor type and features
 #
-CONFIG_XTENSA_ARCH_LINUX_BE=y
-# CONFIG_XTENSA_ARCH_LINUX_LE is not set
-# CONFIG_XTENSA_ARCH_LINUX_TEST is not set
-# CONFIG_XTENSA_ARCH_S5 is not set
-# CONFIG_XTENSA_CUSTOM is not set
+CONFIG_XTENSA_VARIANT_FSF=y
 CONFIG_MMU=y
 # CONFIG_XTENSA_UNALIGNED_USER is not set
 # CONFIG_PREEMPT is not set
diff --git a/arch/xtensa/kernel/align.S b/arch/xtensa/kernel/align.S
index a4956578a24d..33d6e9d2e83c 100644
--- a/arch/xtensa/kernel/align.S
+++ b/arch/xtensa/kernel/align.S
@@ -16,14 +16,9 @@
  */
 
 #include <linux/linkage.h>
-#include <asm/ptrace.h>
-#include <asm/ptrace.h>
 #include <asm/current.h>
 #include <asm/asm-offsets.h>
-#include <asm/pgtable.h>
 #include <asm/processor.h>
-#include <asm/page.h>
-#include <asm/thread_info.h>
 
 #if XCHAL_UNALIGNED_LOAD_EXCEPTION || XCHAL_UNALIGNED_STORE_EXCEPTION
 
@@ -216,7 +211,7 @@ ENTRY(fast_unaligned)
 
         extui   a5, a4, INSN_OP0, 4     # get insn.op0 nibble
 
-#if XCHAL_HAVE_NARROW
+#if XCHAL_HAVE_DENSITY
         _beqi   a5, OP0_L32I_N, .Lload  # L32I.N, jump
         addi    a6, a5, -OP0_S32I_N
         _beqz   a6, .Lstore             # S32I.N, do a store
@@ -251,7 +246,7 @@ ENTRY(fast_unaligned)
 #endif
         __src_b a3, a5, a6              # a3 has the data word
 
-#if XCHAL_HAVE_NARROW
+#if XCHAL_HAVE_DENSITY
         addi    a7, a7, 2               # increment PC (assume 16-bit insn)
 
         extui   a5, a4, INSN_OP0, 4
@@ -279,14 +274,14 @@ ENTRY(fast_unaligned)
 
 1:
 
-#if XCHAL_HAVE_LOOP
-        rsr     a3, LEND                # check if we reached LEND
-        bne     a7, a3, 1f
-        rsr     a3, LCOUNT              # and LCOUNT != 0
-        beqz    a3, 1f
-        addi    a3, a3, -1              # decrement LCOUNT and set
+#if XCHAL_HAVE_LOOPS
+        rsr     a5, LEND                # check if we reached LEND
+        bne     a7, a5, 1f
+        rsr     a5, LCOUNT              # and LCOUNT != 0
+        beqz    a5, 1f
+        addi    a5, a5, -1              # decrement LCOUNT and set
         rsr     a7, LBEG                # set PC to LBEGIN
-        wsr     a3, LCOUNT
+        wsr     a5, LCOUNT
 #endif
 
 1:      wsr     a7, EPC_1               # skip load instruction
@@ -336,7 +331,7 @@ ENTRY(fast_unaligned)
 
         movi    a6, 0                   # mask: ffffffff:00000000
 
-#if XCHAL_HAVE_NARROW
+#if XCHAL_HAVE_DENSITY
         addi    a7, a7, 2               # incr. PC,assume 16-bit instruction
 
         extui   a5, a4, INSN_OP0, 4     # extract OP0
@@ -359,14 +354,14 @@ ENTRY(fast_unaligned)
         /* Get memory address */
 
 1:
-#if XCHAL_HAVE_LOOP
-        rsr     a3, LEND                # check if we reached LEND
-        bne     a7, a3, 1f
-        rsr     a3, LCOUNT              # and LCOUNT != 0
-        beqz    a3, 1f
-        addi    a3, a3, -1              # decrement LCOUNT and set
+#if XCHAL_HAVE_LOOPS
+        rsr     a4, LEND                # check if we reached LEND
+        bne     a7, a4, 1f
+        rsr     a4, LCOUNT              # and LCOUNT != 0
+        beqz    a4, 1f
+        addi    a4, a4, -1              # decrement LCOUNT and set
         rsr     a7, LBEG                # set PC to LBEGIN
-        wsr     a3, LCOUNT
+        wsr     a4, LCOUNT
 #endif
 
 1:      wsr     a7, EPC_1               # skip store instruction
@@ -416,6 +411,7 @@ ENTRY(fast_unaligned)
 
         /* Restore working register */
 
+        l32i    a8, a2, PT_AREG8
         l32i    a7, a2, PT_AREG7
         l32i    a6, a2, PT_AREG6
         l32i    a5, a2, PT_AREG5
@@ -446,7 +442,7 @@ ENTRY(fast_unaligned)
         mov     a1, a2
 
         rsr     a0, PS
-        bbsi.l  a2, PS_UM_SHIFT, 1f     # jump if user mode
+        bbsi.l  a2, PS_UM_BIT, 1f     # jump if user mode
 
         movi    a0, _kernel_exception
         jx      a0
diff --git a/arch/xtensa/kernel/asm-offsets.c b/arch/xtensa/kernel/asm-offsets.c
index 7cd1d7f8f608..b256cfbef344 100644
--- a/arch/xtensa/kernel/asm-offsets.c
+++ b/arch/xtensa/kernel/asm-offsets.c
@@ -87,6 +87,11 @@ int main(void)
         DEFINE(MM_CONTEXT, offsetof (struct mm_struct, context));
         BLANK();
         DEFINE(PT_SINGLESTEP_BIT, PT_SINGLESTEP_BIT);
+
+        /* constants */
+        DEFINE(_CLONE_VM, CLONE_VM);
+        DEFINE(_CLONE_UNTRACED, CLONE_UNTRACED);
+
         return 0;
 }
 
diff --git a/arch/xtensa/kernel/coprocessor.S b/arch/xtensa/kernel/coprocessor.S
index cf5a93fb6a2e..01bcb9fcfcbd 100644
--- a/arch/xtensa/kernel/coprocessor.S
+++ b/arch/xtensa/kernel/coprocessor.S
@@ -90,7 +90,6 @@ ENTRY(enable_coprocessor)
         rsync
         retw
 
-#endif
 
 ENTRY(save_coprocessor_extra)
         entry   sp, 16
@@ -197,4 +196,5 @@ _xtensa_reginfo_tables:
         XCHAL_CP7_SA_CONTENTS_LIBDB
         .word   0xFC000000      /* invalid register number,marks end of table*/
 _xtensa_reginfo_table_end:
+#endif
 
diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S
index 89e409e9e0de..9e271ba009bf 100644
--- a/arch/xtensa/kernel/entry.S
+++ b/arch/xtensa/kernel/entry.S
@@ -24,7 +24,7 @@
 #include <asm/pgtable.h>
 #include <asm/page.h>
 #include <asm/signal.h>
-#include <xtensa/coreasm.h>
+#include <asm/tlbflush.h>
 
 /* Unimplemented features. */
 
@@ -364,7 +364,7 @@ common_exception:
         movi    a2, 1
         extui   a3, a3, 0, 1            # a3 = PS.INTLEVEL[0]
         moveqz  a3, a2, a0              # a3 = 1 iff interrupt exception
-        movi    a2, PS_WOE_MASK
+        movi    a2, 1 << PS_WOE_BIT
         or      a3, a3, a2
         rsr     a0, EXCCAUSE
         xsr     a3, PS
@@ -399,7 +399,7 @@ common_exception_return:
         /* Jump if we are returning from kernel exceptions. */
 
 1:      l32i    a3, a1, PT_PS
-        _bbsi.l a3, PS_UM_SHIFT, 2f
+        _bbsi.l a3, PS_UM_BIT, 2f
         j       kernel_exception_exit
 
         /* Specific to a user exception exit:
@@ -422,7 +422,7 @@ common_exception_return:
          *       (Hint: There is only one user exception frame on stack)
          */
 
-        movi    a3, PS_WOE_MASK
+        movi    a3, 1 << PS_WOE_BIT
 
         _bbsi.l a4, TIF_NEED_RESCHED, 3f
         _bbci.l a4, TIF_SIGPENDING, 4f
@@ -694,7 +694,7 @@ common_exception_exit:
 ENTRY(debug_exception)
 
         rsr     a0, EPS + XCHAL_DEBUGLEVEL
-        bbsi.l  a0, PS_EXCM_SHIFT, 1f   # exception mode
+        bbsi.l  a0, PS_EXCM_BIT, 1f     # exception mode
 
         /* Set EPC_1 and EXCCAUSE */
 
@@ -707,7 +707,7 @@ ENTRY(debug_exception)
 
         /* Restore PS to the value before the debug exc but with PS.EXCM set.*/
 
-        movi    a2, 1 << PS_EXCM_SHIFT
+        movi    a2, 1 << PS_EXCM_BIT
         or      a2, a0, a2
         movi    a0, debug_exception     # restore a3, debug jump vector
         wsr     a2, PS
@@ -715,7 +715,7 @@ ENTRY(debug_exception)
 
         /* Switch to kernel/user stack, restore jump vector, and save a0 */
 
-        bbsi.l  a2, PS_UM_SHIFT, 2f     # jump if user mode
+        bbsi.l  a2, PS_UM_BIT, 2f       # jump if user mode
 
         addi    a2, a1, -16-PT_SIZE     # assume kernel stack
         s32i    a0, a2, PT_AREG0
@@ -778,7 +778,7 @@ ENTRY(unrecoverable_exception)
         wsr     a1, WINDOWBASE
         rsync
 
-        movi    a1, PS_WOE_MASK | 1
+        movi    a1, (1 << PS_WOE_BIT) | 1
         wsr     a1, PS
         rsync
 
@@ -1004,13 +1004,10 @@ ENTRY(fast_syscall_kernel)
 
         rsr     a0, DEPC                        # get syscall-nr
         _beqz   a0, fast_syscall_spill_registers
-
-        addi    a0, a0, -__NR_sysxtensa
-        _beqz   a0, fast_syscall_sysxtensa
+        _beqi   a0, __NR_xtensa, fast_syscall_xtensa
 
         j       kernel_exception
 
-
 ENTRY(fast_syscall_user)
 
         /* Skip syscall. */
@@ -1024,9 +1021,7 @@ ENTRY(fast_syscall_user)
 
         rsr     a0, DEPC                        # get syscall-nr
         _beqz   a0, fast_syscall_spill_registers
-
-        addi    a0, a0, -__NR_sysxtensa
-        _beqz   a0, fast_syscall_sysxtensa
+        _beqi   a0, __NR_xtensa, fast_syscall_xtensa
 
         j       user_exception
 
@@ -1047,18 +1042,19 @@ ENTRY(fast_syscall_unrecoverable)
 /*
  * sysxtensa syscall handler
  *
- * int sysxtensa (XTENSA_ATOMIC_SET, ptr, val, unused);
- * int sysxtensa (XTENSA_ATOMIC_ADD, ptr, val, unused);
- * int sysxtensa (XTENSA_ATOMIC_EXG_ADD, ptr, val, unused);
- * int sysxtensa (XTENSA_ATOMIC_CMP_SWP, ptr, oldval, newval);
- * a2                    a6              a3    a4      a5
+ * int sysxtensa (SYS_XTENSA_ATOMIC_SET,     ptr, val,    unused);
+ * int sysxtensa (SYS_XTENSA_ATOMIC_ADD,     ptr, val,    unused);
+ * int sysxtensa (SYS_XTENSA_ATOMIC_EXG_ADD, ptr, val,    unused);
+ * int sysxtensa (SYS_XTENSA_ATOMIC_CMP_SWP, ptr, oldval, newval);
+ *        a2            a6                   a3    a4      a5
  *
  * Entry condition:
  *
- *   a0:        trashed, original value saved on stack (PT_AREG0)
+ *   a0:        a2 (syscall-nr), original value saved on stack (PT_AREG0)
  *   a1:        a1
- *   a2:        new stack pointer, original in DEPC
- *   a3:        dispatch table
+ *   a2:        new stack pointer, original in a0 and DEPC
+ *   a3:        dispatch table, original in excsave_1
+ *   a4..a15:   unchanged
  *   depc:      a2, original value saved on stack (PT_DEPC)
  *   excsave_1: a3
  *
@@ -1091,59 +1087,62 @@ ENTRY(fast_syscall_unrecoverable)
 #define CATCH                                                           \
 67:
 
-ENTRY(fast_syscall_sysxtensa)
-
-        _beqz   a6, 1f
-        _blti   a6, SYSXTENSA_COUNT, 2f
+ENTRY(fast_syscall_xtensa)
 
-1:      j       user_exception
-
-2:      xsr     a3, EXCSAVE_1           # restore a3, excsave1
-        s32i    a7, a2, PT_AREG7
+        xsr     a3, EXCSAVE_1           # restore a3, excsave1
 
+        s32i    a7, a2, PT_AREG7        # we need an additional register
         movi    a7, 4                   # sizeof(unsigned int)
-        access_ok a0, a3, a7, a2, .Leac
+        access_ok a3, a7, a0, a2, .Leac # a0: scratch reg, a2: sp
 
-        _beqi   a6, SYSXTENSA_ATOMIC_SET, .Lset
-        _beqi   a6, SYSXTENSA_ATOMIC_EXG_ADD, .Lexg
-        _beqi   a6, SYSXTENSA_ATOMIC_ADD, .Ladd
+        addi    a6, a6, -1              # assuming SYS_XTENSA_ATOMIC_SET = 1
+        _bgeui  a6, SYS_XTENSA_COUNT - 1, .Lill
+        _bnei   a6, SYS_XTENSA_ATOMIC_CMP_SWP - 1, .Lnswp
 
-        /* Fall through for SYSXTENSA_ATOMIC_CMP_SWP */
+        /* Fall through for ATOMIC_CMP_SWP. */
 
 .Lswp:  /* Atomic compare and swap */
 
-TRY     l32i    a7, a3, 0               # read old value
-        bne     a7, a4, 1f              # same as old value? jump
-        s32i    a5, a3, 0               # different, modify value
-        movi    a7, 1                   # and return 1
-        j       .Lret
-
-1:      movi    a7, 0                   # same values: return 0
-        j       .Lret
-
-.Ladd:  /* Atomic add */
-.Lexg:  /* Atomic (exchange) add */
+TRY     l32i    a0, a3, 0               # read old value
+        bne     a0, a4, 1f              # same as old value? jump
+TRY     s32i    a5, a3, 0               # different, modify value
+        l32i    a7, a2, PT_AREG7        # restore a7
+        l32i    a0, a2, PT_AREG0        # restore a0
+        movi    a2, 1                   # and return 1
+        addi    a6, a6, 1               # restore a6 (really necessary?)
+        rfe
 
-TRY     l32i    a7, a3, 0
-        add     a4, a4, a7
-        s32i    a4, a3, 0
-        j       .Lret
+1:      l32i    a7, a2, PT_AREG7        # restore a7
+        l32i    a0, a2, PT_AREG0        # restore a0
+        movi    a2, 0                   # return 0 (note that we cannot set
+        addi    a6, a6, 1               # restore a6 (really necessary?)
+        rfe
 
-.Lset:  /* Atomic set */
+.Lnswp: /* Atomic set, add, and exg_add. */
 
-TRY     l32i    a7, a3, 0               # read old value as return value
-        s32i    a4, a3, 0               # write new value
+TRY     l32i    a7, a3, 0               # orig
+        add     a0, a4, a7              # + arg
+        moveqz  a0, a4, a6              # set
+TRY     s32i    a0, a3, 0               # write new value
 
-.Lret:  mov     a0, a2
+        mov     a0, a2
         mov     a2, a7
-        l32i    a7, a0, PT_AREG7
-        l32i    a3, a0, PT_AREG3
-        l32i    a0, a0, PT_AREG0
+        l32i    a7, a0, PT_AREG7        # restore a7
+        l32i    a0, a0, PT_AREG0        # restore a0
+        addi    a6, a6, 1               # restore a6 (really necessary?)
         rfe
 
 CATCH
-.Leac:  movi    a7, -EFAULT
-        j       .Lret
+.Leac:  l32i    a7, a2, PT_AREG7        # restore a7
+        l32i    a0, a2, PT_AREG0        # restore a0
+        movi    a2, -EFAULT
+        rfe
+
+.Lill:  l32i    a7, a2, PT_AREG0        # restore a7
+        l32i    a0, a2, PT_AREG0        # restore a0
+        movi    a2, -EINVAL
+        rfe
+
 
 
 
@@ -1491,7 +1490,7 @@ ENTRY(_spill_registers)
          */
 
         rsr     a0, PS
-        _bbci.l a0, PS_UM_SHIFT, 1f
+        _bbci.l a0, PS_UM_BIT, 1f
 
         /* User space: Setup a dummy frame and kill application.
          * Note: We assume EXC_TABLE_KSTK contains a valid stack pointer.
@@ -1510,7 +1509,7 @@ ENTRY(_spill_registers)
         l32i    a1, a3, EXC_TABLE_KSTK
         wsr     a3, EXCSAVE_1
 
-        movi    a4, PS_WOE_MASK | 1
+        movi    a4, (1 << PS_WOE_BIT) | 1
         wsr     a4, PS
         rsync
 
@@ -1612,7 +1611,7 @@ ENTRY(fast_second_level_miss)
         rsr     a1, PTEVADDR
         srli    a1, a1, PAGE_SHIFT
         slli    a1, a1, PAGE_SHIFT      # ptevaddr & PAGE_MASK
-        addi    a1, a1, DTLB_WAY_PGTABLE        # ... + way_number
+        addi    a1, a1, DTLB_WAY_PGD    # ... + way_number
 
         wdtlb   a0, a1
         dsync
@@ -1654,7 +1653,7 @@ ENTRY(fast_second_level_miss)
         mov     a1, a2
 
         rsr     a2, PS
-        bbsi.l  a2, PS_UM_SHIFT, 1f
+        bbsi.l  a2, PS_UM_BIT, 1f
         j       _kernel_exception
 1:      j       _user_exception
 
@@ -1753,7 +1752,7 @@ ENTRY(fast_store_prohibited)
         mov     a1, a2
 
         rsr     a2, PS
-        bbsi.l  a2, PS_UM_SHIFT, 1f
+        bbsi.l  a2, PS_UM_BIT, 1f
         j       _kernel_exception
 1:      j       _user_exception
 
@@ -1907,6 +1906,103 @@ ENTRY(fast_coprocessor)
 #endif /* XCHAL_EXTRA_SA_SIZE */
 
 /*
+ * System Calls.
+ *
+ * void system_call (struct pt_regs* regs, int exccause)
+ *                            a2                 a3
+ */
+
+ENTRY(system_call)
+        entry   a1, 32
+
+        /* regs->syscall = regs->areg[2] */
+
+        l32i    a3, a2, PT_AREG2
+        mov     a6, a2
+        movi    a4, do_syscall_trace_enter
+        s32i    a3, a2, PT_SYSCALL
+        callx4  a4
+
+        /* syscall = sys_call_table[syscall_nr] */
+
+        movi    a4, sys_call_table;
+        movi    a5, __NR_syscall_count
+        movi    a6, -ENOSYS
+        bgeu    a3, a5, 1f
+
+        addx4   a4, a3, a4
+        l32i    a4, a4, 0
+        movi    a5, sys_ni_syscall;
+        beq     a4, a5, 1f
+
+        /* Load args: arg0 - arg5 are passed via regs. */
+
+        l32i    a6, a2, PT_AREG6
+        l32i    a7, a2, PT_AREG3
+        l32i    a8, a2, PT_AREG4
+        l32i    a9, a2, PT_AREG5
+        l32i    a10, a2, PT_AREG8
+        l32i    a11, a2, PT_AREG9
+
+        /* Pass one additional argument to the syscall: pt_regs (on stack) */
+        s32i    a2, a1, 0
+
+        callx4  a4
+
+1:      /* regs->areg[2] = return_value */
+
+        s32i    a6, a2, PT_AREG2
+        movi    a4, do_syscall_trace_leave
+        mov     a6, a2
+        callx4  a4
+        retw
+
+
+/*
+ * Create a kernel thread
+ *
+ * int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
+ * a2                    a2                 a3             a4
+ */
+
+ENTRY(kernel_thread)
+        entry   a1, 16
+
+        mov     a5, a2                  # preserve fn over syscall
+        mov     a7, a3                  # preserve args over syscall
+
+        movi    a3, _CLONE_VM | _CLONE_UNTRACED
+        movi    a2, __NR_clone
+        or      a6, a4, a3              # arg0: flags
+        mov     a3, a1                  # arg1: sp
+        syscall
+
+        beq     a3, a1, 1f              # branch if parent
+        mov     a6, a7                  # args
+        callx4  a5                      # fn(args)
+
+        movi    a2, __NR_exit
+        syscall                         # return value of fn(args) still in a6
+
+1:      retw
+
+/*
+ * Do a system call from kernel instead of calling sys_execve, so we end up
+ * with proper pt_regs.
+ *
+ * int kernel_execve(const char *fname, char *const argv[], charg *const envp[])
+ * a2                        a2               a3                  a4
+ */
+
+ENTRY(kernel_execve)
+        entry   a1, 16
+        mov     a6, a2                  # arg0 is in a6
+        movi    a2, __NR_execve
+        syscall
+
+        retw
+
+/*
  * Task switch.
  *
  * struct task*  _switch_to (struct task* prev, struct task* next)
@@ -1924,7 +2020,7 @@ ENTRY(_switch_to)
 
         /* Disable ints while we manipulate the stack pointer; spill regs. */
 
-        movi    a5, PS_EXCM_MASK | LOCKLEVEL
+        movi    a5, (1 << PS_EXCM_BIT) | LOCKLEVEL
         xsr     a5, PS
         rsr     a3, EXCSAVE_1
         rsync
@@ -1964,33 +2060,9 @@ ENTRY(ret_from_fork)
         movi    a4, schedule_tail
         callx4  a4
 
-        movi    a4, do_syscall_trace
+        movi    a4, do_syscall_trace_leave
+        mov     a6, a1
         callx4  a4
 
         j       common_exception_return
 
-
-
-/*
- * Table of syscalls
- */
-
-.data
-.align  4
-.global sys_call_table
-sys_call_table:
-
-#define SYSCALL(call, narg) .word call
-#include "syscalls.h"
-
-/*
- * Number of arguments of each syscall
- */
-
-.global sys_narg_table
-sys_narg_table:
-
-#undef SYSCALL
-#define SYSCALL(call, narg) .byte narg
-#include "syscalls.h"
-
diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S
index c07cb2522993..ea89910efa44 100644
--- a/arch/xtensa/kernel/head.S
+++ b/arch/xtensa/kernel/head.S
@@ -15,9 +15,9 @@
  * Kevin Chea
  */
 
-#include <xtensa/cacheasm.h>
 #include <asm/processor.h>
 #include <asm/page.h>
+#include <asm/cacheasm.h>
 
 /*
  * This module contains the entry code for kernel images. It performs the
@@ -32,13 +32,6 @@
  *
  */
 
-        .macro  iterate from, to , cmd
-                .ifeq   ((\to - \from) & ~0xfff)
-                        \cmd    \from
-                        iterate "(\from+1)", \to, \cmd
-                .endif
-        .endm
-
 /*
  *  _start
  *
@@ -64,7 +57,7 @@ _startup:
 
         /* Disable interrupts and exceptions. */
 
-        movi    a0, XCHAL_PS_EXCM_MASK
+        movi    a0, LOCKLEVEL
         wsr     a0, PS
 
         /* Preserve the pointer to the boot parameter list in EXCSAVE_1 */
@@ -91,11 +84,11 @@ _startup:
         movi    a1, 15
         wsr     a0, ICOUNTLEVEL
 
-        .macro reset_dbreak num
-        wsr     a0, DBREAKC + \num
-        .endm
-
-        iterate 0, XCHAL_NUM_IBREAK-1, reset_dbreak
+        .set    _index, 0
+        .rept   XCHAL_NUM_DBREAK - 1
+        wsr     a0, DBREAKC + _index
+        .set    _index, _index + 1
+        .endr
 #endif
 
         /* Clear CCOUNT (not really necessary, but nice) */
@@ -110,10 +103,11 @@ _startup:
 
         /* Disable all timers. */
 
-        .macro  reset_timer     num
-        wsr     a0, CCOMPARE_0 + \num
-        .endm
-        iterate 0, XCHAL_NUM_TIMERS-1, reset_timer
+        .set    _index, 0
+        .rept   XCHAL_NUM_TIMERS - 1
+        wsr     a0, CCOMPARE + _index
+        .set    _index, _index + 1
+        .endr
 
         /* Interrupt initialization. */
 
@@ -139,12 +133,21 @@ _startup:
         rsync
 
         /*  Initialize the caches.
-         *  Does not include flushing writeback d-cache.
-         *  a6, a7 are just working registers (clobbered).
+         *  a2, a3 are just working registers (clobbered).
          */
 
-        icache_reset  a2, a3
-        dcache_reset  a2, a3
+#if XCHAL_DCACHE_LINE_LOCKABLE
+        ___unlock_dcache_all a2 a3
+#endif
+
+#if XCHAL_ICACHE_LINE_LOCKABLE
+        ___unlock_icache_all a2 a3
+#endif
+
+        ___invalidate_dcache_all a2 a3
+        ___invalidate_icache_all a2 a3
+
+        isync
 
         /* Unpack data sections
          *
@@ -181,9 +184,9 @@ _startup:
         movi    a2, _bss_start  # start of BSS
         movi    a3, _bss_end    # end of BSS
 
-1:      addi    a2, a2, 4
+        __loopt a2, a3, a4, 2
         s32i    a0, a2, 0
-        blt     a2, a3, 1b
+        __endla a2, a4, 4
 
 #if XCHAL_DCACHE_IS_WRITEBACK
 
@@ -191,7 +194,7 @@ _startup:
          * instructions/data are available.
          */
 
-        dcache_writeback_all    a2, a3
+        ___flush_dcache_all a2 a3
 #endif
 
         /* Setup stack and enable window exceptions (keep irqs disabled) */
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 1cf744ee0959..c9ea73b7031b 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -4,7 +4,7 @@
  * Xtensa built-in interrupt controller and some generic functions copied
  * from i386.
  *
- * Copyright (C) 2002 - 2005 Tensilica, Inc.
+ * Copyright (C) 2002 - 2006 Tensilica, Inc.
  * Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
  *
  *
@@ -22,11 +22,6 @@
 #include <asm/uaccess.h>
 #include <asm/platform.h>
 
-static void enable_xtensa_irq(unsigned int irq);
-static void disable_xtensa_irq(unsigned int irq);
-static void mask_and_ack_xtensa(unsigned int irq);
-static void end_xtensa_irq(unsigned int irq);
-
 static unsigned int cached_irq_mask;
 
 atomic_t irq_err_count;
@@ -46,8 +41,16 @@ void ack_bad_irq(unsigned int irq)
  * handlers).
  */
 
-unsigned int  do_IRQ(int irq, struct pt_regs *regs)
+asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
 {
+        struct pt_regs *old_regs = set_irq_regs(regs);
+        struct irq_desc *desc = irq_desc + irq;
+
+        if (irq >= NR_IRQS) {
+                printk(KERN_EMERG "%s: cannot handle IRQ %d\n",
+                                __FUNCTION__, irq);
+        }
+
         irq_enter();
 
 #ifdef CONFIG_DEBUG_STACKOVERFLOW
@@ -63,12 +66,10 @@ unsigned int  do_IRQ(int irq, struct pt_regs *regs)
                                sp - sizeof(struct thread_info));
         }
 #endif
-
-        __do_IRQ(irq, regs);
+        desc->handle_irq(irq, desc);
 
         irq_exit();
-
-        return 1;
+        set_irq_regs(old_regs);
 }
 
 /*
@@ -118,72 +119,68 @@ skip:
         }
         return 0;
 }
-/* shutdown is same as "disable" */
-#define shutdown_xtensa_irq disable_xtensa_irq
 
-static unsigned int startup_xtensa_irq(unsigned int irq)
-{
-        enable_xtensa_irq(irq);
-        return 0;               /* never anything pending */
-}
-
-static struct hw_interrupt_type xtensa_irq_type = {
-        "Xtensa-IRQ",
-        startup_xtensa_irq,
-        shutdown_xtensa_irq,
-        enable_xtensa_irq,
-        disable_xtensa_irq,
-        mask_and_ack_xtensa,
-        end_xtensa_irq
-};
-
-static inline void mask_irq(unsigned int irq)
+static void xtensa_irq_mask(unsigned int irq)
 {
         cached_irq_mask &= ~(1 << irq);
         set_sr (cached_irq_mask, INTENABLE);
 }
 
-static inline void unmask_irq(unsigned int irq)
+static void xtensa_irq_unmask(unsigned int irq)
 {
         cached_irq_mask |= 1 << irq;
         set_sr (cached_irq_mask, INTENABLE);
 }
 
-static void disable_xtensa_irq(unsigned int irq)
+static void xtensa_irq_ack(unsigned int irq)
 {
-        unsigned long flags;
-        local_save_flags(flags);
-        mask_irq(irq);
-        local_irq_restore(flags);
+        set_sr(1 << irq, INTCLEAR);
 }
 
-static void enable_xtensa_irq(unsigned int irq)
+static int xtensa_irq_retrigger(unsigned int irq)
 {
-        unsigned long flags;
-        local_save_flags(flags);
-        unmask_irq(irq);
-        local_irq_restore(flags);
-}
-
-static void mask_and_ack_xtensa(unsigned int irq)
-{
-        disable_xtensa_irq(irq);
+        set_sr (1 << irq, INTSET);
+        return 1;
 }
 
-static void end_xtensa_irq(unsigned int irq)
-{
-        enable_xtensa_irq(irq);
-}
 
+static struct irq_chip xtensa_irq_chip = {
+        .name           = "xtensa",
+        .mask           = xtensa_irq_mask,
+        .unmask         = xtensa_irq_unmask,
+        .ack            = xtensa_irq_ack,
+        .retrigger      = xtensa_irq_retrigger,
+};
 
 void __init init_IRQ(void)
 {
-        int i;
+        int index;
 
-        for (i=0; i < XTENSA_NR_IRQS; i++)
-                irq_desc[i].chip = &xtensa_irq_type;
+        for (index = 0; index < XTENSA_NR_IRQS; index++) {
+                int mask = 1 << index;
 
-        cached_irq_mask = 0;
+                if (mask & XCHAL_INTTYPE_MASK_SOFTWARE)
+                        set_irq_chip_and_handler(index, &xtensa_irq_chip,
+                                                 handle_simple_irq);
 
-        platform_init_irq();
+                else if (mask & XCHAL_INTTYPE_MASK_EXTERN_EDGE)
+                        set_irq_chip_and_handler(index, &xtensa_irq_chip,
+                                                 handle_edge_irq);
+
+                else if (mask & XCHAL_INTTYPE_MASK_EXTERN_LEVEL)
+                        set_irq_chip_and_handler(index, &xtensa_irq_chip,
+                                                 handle_level_irq);
+
+                else if (mask & XCHAL_INTTYPE_MASK_TIMER)
+                        set_irq_chip_and_handler(index, &xtensa_irq_chip,
+                                                 handle_edge_irq);
+
+                else    /* XCHAL_INTTYPE_MASK_WRITE_ERROR */
+                        /* XCHAL_INTTYPE_MASK_NMI */
+
+                        set_irq_chip_and_handler(index, &xtensa_irq_chip,
+                                                 handle_level_irq);
+        }
+
+        cached_irq_mask = 0;
 }
diff --git a/arch/xtensa/kernel/pci-dma.c b/arch/xtensa/kernel/pci-dma.c
index 6648fa9d9192..ca76f071666e 100644
--- a/arch/xtensa/kernel/pci-dma.c
+++ b/arch/xtensa/kernel/pci-dma.c
@@ -1,5 +1,5 @@
 /*
- * arch/xtensa/kernel/pci-dma.c
+ * arch/xtensa/pci-dma.c
  *
  * DMA coherent memory allocation.
  *
@@ -29,28 +29,48 @@
  */
 
 void *
-dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)
+dma_alloc_coherent(struct device *dev,size_t size,dma_addr_t *handle,gfp_t flag)
 {
-        void *ret;
+        unsigned long ret;
+        unsigned long uncached = 0;
 
         /* ignore region speicifiers */
-        gfp &= ~(__GFP_DMA | __GFP_HIGHMEM);
 
-        if (dev == NULL || (*dev->dma_mask < 0xffffffff))
-                gfp |= GFP_DMA;
-        ret = (void *)__get_free_pages(gfp, get_order(size));
+        flag &= ~(__GFP_DMA | __GFP_HIGHMEM);
 
-        if (ret != NULL) {
-                memset(ret, 0, size);
-                *handle = virt_to_bus(ret);
+        if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff))
+                flag |= GFP_DMA;
+        ret = (unsigned long)__get_free_pages(flag, get_order(size));
+
+        if (ret == 0)
+                return NULL;
+
+        /* We currently don't support coherent memory outside KSEG */
+
+        if (ret < XCHAL_KSEG_CACHED_VADDR
+            || ret >= XCHAL_KSEG_CACHED_VADDR + XCHAL_KSEG_SIZE)
+                BUG();
+
+
+        if (ret != 0) {
+                memset((void*) ret, 0, size);
+                uncached = ret+XCHAL_KSEG_BYPASS_VADDR-XCHAL_KSEG_CACHED_VADDR;
+                *handle = virt_to_bus((void*)ret);
+                __flush_invalidate_dcache_range(ret, size);
         }
-        return (void*) BYPASS_ADDR((unsigned long)ret);
+
+        return (void*)uncached;
 }
 
 void dma_free_coherent(struct device *hwdev, size_t size,
                          void *vaddr, dma_addr_t dma_handle)
 {
-        free_pages(CACHED_ADDR((unsigned long)vaddr), get_order(size));
+        long addr=(long)vaddr+XCHAL_KSEG_CACHED_VADDR-XCHAL_KSEG_BYPASS_VADDR;
+
+        if (addr < 0 || addr >= XCHAL_KSEG_SIZE)
+                BUG();
+
+        free_pages(addr, get_order(size));
 }
 
 
diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c
index a7c4178c2a8c..795bd5ac6f4c 100644
--- a/arch/xtensa/kernel/process.c
+++ b/arch/xtensa/kernel/process.c
@@ -1,4 +1,3 @@
-// TODO verify coprocessor handling
 /*
  * arch/xtensa/kernel/process.c
  *
@@ -43,7 +42,7 @@
 #include <asm/irq.h>
 #include <asm/atomic.h>
 #include <asm/asm-offsets.h>
-#include <asm/coprocessor.h>
+#include <asm/regs.h>
 
 extern void ret_from_fork(void);
 
@@ -67,25 +66,6 @@ void (*pm_power_off)(void) = NULL;
 EXPORT_SYMBOL(pm_power_off);
 
 
-#if XCHAL_CP_NUM > 0
-
-/*
- * Coprocessor ownership.
- */
-
-coprocessor_info_t coprocessor_info[] = {
-        { 0, XTENSA_CPE_CP0_OFFSET },
-        { 0, XTENSA_CPE_CP1_OFFSET },
-        { 0, XTENSA_CPE_CP2_OFFSET },
-        { 0, XTENSA_CPE_CP3_OFFSET },
-        { 0, XTENSA_CPE_CP4_OFFSET },
-        { 0, XTENSA_CPE_CP5_OFFSET },
-        { 0, XTENSA_CPE_CP6_OFFSET },
-        { 0, XTENSA_CPE_CP7_OFFSET },
-};
-
-#endif
-
 /*
  * Powermanagement idle function, if any is provided by the platform.
  */
@@ -110,12 +90,10 @@ void cpu_idle(void)
 
 void exit_thread(void)
 {
-        release_coprocessors(current);  /* Empty macro if no CPs are defined */
 }
 
 void flush_thread(void)
 {
-        release_coprocessors(current);  /* Empty macro if no CPs are defined */
 }
 
 /*
@@ -183,36 +161,6 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
 
 
 /*
- * Create a kernel thread
- */
-
-int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
-{
-        long retval;
-        __asm__ __volatile__
-                ("mov           a5, %4\n\t" /* preserve fn in a5 */
-                 "mov           a6, %3\n\t" /* preserve and setup arg in a6 */
-                 "movi          a2, %1\n\t" /* load __NR_clone for syscall*/
-                 "mov           a3, sp\n\t" /* sp check and sys_clone */
-                 "mov           a4, %5\n\t" /* load flags for syscall */
-                 "syscall\n\t"
-                 "beq           a3, sp, 1f\n\t" /* branch if parent */
-                 "callx4        a5\n\t"     /* call fn */
-                 "movi          a2, %2\n\t" /* load __NR_exit for syscall */
-                 "mov           a3, a6\n\t" /* load fn return value */
-                 "syscall\n"
-                 "1:\n\t"
-                 "mov           %0, a2\n\t" /* parent returns zero */
-                 :"=r" (retval)
-                 :"i" (__NR_clone), "i" (__NR_exit),
-                 "r" (arg), "r" (fn),
-                 "r" (flags | CLONE_VM)
-                 : "a2", "a3", "a4", "a5", "a6" );
-        return retval;
-}
-
-
-/*
  * These bracket the sleeping functions..
  */
 
@@ -275,7 +223,7 @@ void do_copy_regs (xtensa_gregset_t *elfregs, struct pt_regs *regs,
          */
 
         elfregs->pc             = regs->pc;
-        elfregs->ps             = (regs->ps & ~XCHAL_PS_EXCM_MASK);
+        elfregs->ps             = (regs->ps & ~(1 << PS_EXCM_BIT));
         elfregs->exccause       = regs->exccause;
         elfregs->excvaddr       = regs->excvaddr;
         elfregs->windowbase     = regs->windowbase;
@@ -325,7 +273,7 @@ void do_restore_regs (xtensa_gregset_t *elfregs, struct pt_regs *regs,
          */
 
         regs->pc                = elfregs->pc;
-        regs->ps                = (elfregs->ps | XCHAL_PS_EXCM_MASK);
+        regs->ps                = (elfregs->ps | (1 << PS_EXCM_BIT));
         regs->exccause          = elfregs->exccause;
         regs->excvaddr          = elfregs->excvaddr;
         regs->windowbase        = elfregs->windowbase;
@@ -459,16 +407,7 @@ int  do_restore_fpregs (elf_fpregset_t *fpregs, struct pt_regs *regs,
 int
 dump_task_fpu(struct pt_regs *regs, struct task_struct *task, elf_fpregset_t *r)
 {
-/* see asm/coprocessor.h for this magic number 16 */
-#if XTENSA_CP_EXTRA_SIZE > 16
-        do_save_fpregs (r, regs, task);
-
-        /*  For now, bit 16 means some extra state may be present:  */
-// FIXME!! need to track to return more accurate mask
-        return 0x10000 | XCHAL_CP_MASK;
-#else
         return 0;       /* no coprocessors active on this processor */
-#endif
 }
 
 /*
@@ -483,3 +422,44 @@ int  dump_fpu(struct pt_regs *regs, elf_fpregset_t *r)
 {
         return dump_task_fpu(regs, current, r);
 }
+
+asmlinkage
+long xtensa_clone(unsigned long clone_flags, unsigned long newsp,
+                  void __user *parent_tid, void *child_tls,
+                  void __user *child_tid, long a5,
+                  struct pt_regs *regs)
+{
+        if (!newsp)
+                newsp = regs->areg[1];
+        return do_fork(clone_flags, newsp, regs, 0, parent_tid, child_tid);
+}
+
+/*
+ *  * xtensa_execve() executes a new program.
+ *   */
+
+asmlinkage
+long xtensa_execve(char __user *name, char __user * __user *argv,
+                   char __user * __user *envp,
+                   long a3, long a4, long a5,
+                   struct pt_regs *regs)
+{
+        long error;
+        char * filename;
+
+        filename = getname(name);
+        error = PTR_ERR(filename);
+        if (IS_ERR(filename))
+                goto out;
+        // FIXME: release coprocessor??
+        error = do_execve(filename, argv, envp, regs);
+        if (error == 0) {
+                task_lock(current);
+                current->ptrace &= ~PT_DTRACE;
+                task_unlock(current);
+        }
+        putname(filename);
+out:
+        return error;
+}
+
diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index 9aea23cc0dc5..8b6d3d0623b6 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -96,7 +96,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                         /* Note:  PS.EXCM is not set while user task is running;
                          * its being set in regs is for exception handling
                          * convenience.  */
-                        tmp = (regs->ps & ~XCHAL_PS_EXCM_MASK);
+                        tmp = (regs->ps & ~(1 << PS_EXCM_BIT));
                         break;
                 case REG_WB:
                         tmp = regs->windowbase;
@@ -332,12 +332,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 
 void do_syscall_trace(void)
 {
-        if (!test_thread_flag(TIF_SYSCALL_TRACE))
-                return;
-
-        if (!(current->ptrace & PT_PTRACED))
-                return;
-
         /*
          * The 0x80 provides a way for the tracing parent to distinguish
          * between a syscall stop and SIGTRAP delivery
@@ -354,3 +348,23 @@ void do_syscall_trace(void)
                 current->exit_code = 0;
         }
 }
+
+void do_syscall_trace_enter(struct pt_regs *regs)
+{
+        if (test_thread_flag(TIF_SYSCALL_TRACE)
+                        && (current->ptrace & PT_PTRACED))
+                do_syscall_trace();
+
+#if 0
+        if (unlikely(current->audit_context))
+                audit_syscall_entry(current, AUDIT_ARCH_XTENSA..);
+#endif
+}
+
+void do_syscall_trace_leave(struct pt_regs *regs)
+{
+        if ((test_thread_flag(TIF_SYSCALL_TRACE))
+                        && (current->ptrace & PT_PTRACED))
+                do_syscall_trace();
+}
+
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index c99ab72b41b6..b6374c09de20 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -42,8 +42,6 @@
 #include <asm/page.h>
 #include <asm/setup.h>
 
-#include <xtensa/config/system.h>
-
 #if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE)
 struct screen_info screen_info = { 0, 24, 0, 0, 0, 80, 0, 0, 0, 24, 1, 16};
 #endif
@@ -336,7 +334,7 @@ c_show(struct seq_file *f, void *slot)
         /* high-level stuff */
         seq_printf(f,"processor\t: 0\n"
                      "vendor_id\t: Tensilica\n"
-                     "model\t\t: Xtensa " XCHAL_HW_RELEASE_NAME "\n"
+                     "model\t\t: Xtensa " XCHAL_HW_VERSION_NAME "\n"
                      "core ID\t\t: " XCHAL_CORE_ID "\n"
                      "build ID\t: 0x%x\n"
                      "byte order\t: %s\n"
@@ -420,25 +418,6 @@ c_show(struct seq_file *f, void *slot)
                      XCHAL_NUM_TIMERS,
                      XCHAL_DEBUGLEVEL);
 
-        /* Coprocessors */
-#if XCHAL_HAVE_CP
-        seq_printf(f, "coprocessors\t: %d\n", XCHAL_CP_NUM);
-#else
-        seq_printf(f, "coprocessors\t: none\n");
-#endif
-
-        /* {I,D}{RAM,ROM} and XLMI */
-        seq_printf(f,"inst ROMs\t: %d\n"
-                     "inst RAMs\t: %d\n"
-                     "data ROMs\t: %d\n"
-                     "data RAMs\t: %d\n"
-                     "XLMI ports\t: %d\n",
-                     XCHAL_NUM_IROM,
-                     XCHAL_NUM_IRAM,
-                     XCHAL_NUM_DROM,
-                     XCHAL_NUM_DRAM,
-                     XCHAL_NUM_XLMI);
-
         /* Cache */
         seq_printf(f,"icache line size: %d\n"
                      "icache ways\t: %d\n"
@@ -466,24 +445,6 @@ c_show(struct seq_file *f, void *slot)
                      XCHAL_DCACHE_WAYS,
                      XCHAL_DCACHE_SIZE);
 
-        /* MMU */
-        seq_printf(f,"ASID bits\t: %d\n"
-                     "ASID invalid\t: %d\n"
-                     "ASID kernel\t: %d\n"
-                     "rings\t\t: %d\n"
-                     "itlb ways\t: %d\n"
-                     "itlb AR ways\t: %d\n"
-                     "dtlb ways\t: %d\n"
-                     "dtlb AR ways\t: %d\n",
-                     XCHAL_MMU_ASID_BITS,
-                     XCHAL_MMU_ASID_INVALID,
-                     XCHAL_MMU_ASID_KERNEL,
-                     XCHAL_MMU_RINGS,
-                     XCHAL_ITLB_WAYS,
-                     XCHAL_ITLB_ARF_WAYS,
-                     XCHAL_DTLB_WAYS,
-                     XCHAL_DTLB_ARF_WAYS);
-
         return 0;
 }
 
diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c
index c494f0826fc5..c6d9880a4cdb 100644
--- a/arch/xtensa/kernel/signal.c
+++ b/arch/xtensa/kernel/signal.c
@@ -12,8 +12,8 @@
  *
  */
 
-#include <xtensa/config/core.h>
-#include <xtensa/hal.h>
+#include <asm/variant/core.h>
+#include <asm/coprocessor.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
@@ -46,7 +46,7 @@ extern struct task_struct *coproc_owners[];
  * Atomically swap in the new signal mask, and wait for a signal.
  */
 
-int sys_sigsuspend(struct pt_regs *regs)
+int xtensa_sigsuspend(struct pt_regs *regs)
 {
         old_sigset_t mask = (old_sigset_t) regs->areg[3];
         sigset_t saveset;
@@ -68,7 +68,7 @@ int sys_sigsuspend(struct pt_regs *regs)
 }
 
 asmlinkage int
-sys_rt_sigsuspend(struct pt_regs *regs)
+xtensa_rt_sigsuspend(struct pt_regs *regs)
 {
         sigset_t *unewset = (sigset_t *) regs->areg[4];
         size_t sigsetsize = (size_t) regs->areg[3];
@@ -96,7 +96,7 @@ sys_rt_sigsuspend(struct pt_regs *regs)
 }
 
 asmlinkage int
-sys_sigaction(int sig, const struct old_sigaction *act,
+xtensa_sigaction(int sig, const struct old_sigaction *act,
               struct old_sigaction *oact)
 {
         struct k_sigaction new_ka, old_ka;
@@ -128,7 +128,7 @@ sys_sigaction(int sig, const struct old_sigaction *act,
 }
 
 asmlinkage int
-sys_sigaltstack(struct pt_regs *regs)
+xtensa_sigaltstack(struct pt_regs *regs)
 {
         const stack_t *uss = (stack_t *) regs->areg[4];
         stack_t *uoss = (stack_t *) regs->areg[3];
@@ -216,8 +216,8 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext *sc)
          * handler, or the user mode value doesn't matter (e.g. PS.OWB).
          */
         err |= __get_user(ps, &sc->sc_ps);
-        regs->ps = (regs->ps & ~XCHAL_PS_CALLINC_MASK)
-                | (ps & XCHAL_PS_CALLINC_MASK);
+        regs->ps = (regs->ps & ~PS_CALLINC_MASK)
+                | (ps & PS_CALLINC_MASK);
 
         /* Additional corruption checks */
 
@@ -280,7 +280,7 @@ flush_my_cpstate(struct task_struct *tsk)
 static int
 save_cpextra (struct _cpstate *buf)
 {
-#if (XCHAL_EXTRA_SA_SIZE == 0) && (XCHAL_CP_NUM == 0)
+#if XCHAL_CP_NUM == 0
         return 0;
 #else
 
@@ -350,7 +350,7 @@ setup_sigcontext(struct sigcontext *sc, struct _cpstate *cpstate,
         return err;
 }
 
-asmlinkage int sys_sigreturn(struct pt_regs *regs)
+asmlinkage int xtensa_sigreturn(struct pt_regs *regs)
 {
         struct sigframe *frame = (struct sigframe *)regs->areg[1];
         sigset_t set;
@@ -382,7 +382,7 @@ badframe:
         return 0;
 }
 
-asmlinkage int sys_rt_sigreturn(struct pt_regs *regs)
+asmlinkage int xtensa_rt_sigreturn(struct pt_regs *regs)
 {
         struct rt_sigframe *frame = (struct rt_sigframe *)regs->areg[1];
         sigset_t set;
@@ -497,8 +497,10 @@ gen_return_code(unsigned char *codemem, unsigned int use_rt_sigreturn)
 
         /* Flush generated code out of the data cache */
 
-        if (err == 0)
-                __flush_invalidate_cache_range((unsigned long)codemem, 6UL);
+        if (err == 0) {
+                __invalidate_icache_range((unsigned long)codemem, 6UL);
+                __flush_invalidate_dcache_range((unsigned long)codemem, 6UL);
+        }
 
         return err;
 }
diff --git a/arch/xtensa/kernel/syscall.c b/arch/xtensa/kernel/syscall.c
new file mode 100644
index 000000000000..418268f49766
--- /dev/null
+++ b/arch/xtensa/kernel/syscall.c
@@ -0,0 +1,95 @@
+/*
+ * arch/xtensa/kernel/syscall.c
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 - 2005 Tensilica Inc.
+ * Copyright (C) 2000 Silicon Graphics, Inc.
+ * Copyright (C) 1995 - 2000 by Ralf Baechle
+ *
+ * Joe Taylor <joe@tensilica.com, joetylr@yahoo.com>
+ * Marc Gauthier <marc@tensilica.com, marc@alumni.uwaterloo.ca>
+ * Chris Zankel <chris@zankel.net>
+ * Kevin Chea
+ *
+ */
+#include <asm/uaccess.h>
+#include <asm/syscalls.h>
+#include <asm/unistd.h>
+#include <linux/linkage.h>
+#include <linux/stringify.h>
+#include <linux/errno.h>
+#include <linux/syscalls.h>
+#include <linux/file.h>
+#include <linux/fs.h>
+#include <linux/mman.h>
+#include <linux/shm.h>
+
+typedef void (*syscall_t)(void);
+
+syscall_t sys_call_table[__NR_syscall_count] /* FIXME __cacheline_aligned */= {
+        [0 ... __NR_syscall_count - 1] = (syscall_t)&sys_ni_syscall,
+
+#undef __SYSCALL
+#define __SYSCALL(nr,symbol,nargs) [ nr ] = (syscall_t)symbol,
+#undef _XTENSA_UNISTD_H
+#undef  __KERNEL_SYSCALLS__
+#include <asm/unistd.h>
+};
+
+/*
+ * xtensa_pipe() is the normal C calling standard for creating a pipe. It's not
+ * the way unix traditional does this, though.
+ */
+
+asmlinkage long xtensa_pipe(int __user *userfds)
+{
+        int fd[2];
+        int error;
+
+        error = do_pipe(fd);
+        if (!error) {
+                if (copy_to_user(userfds, fd, 2 * sizeof(int)))
+                        error = -EFAULT;
+        }
+        return error;
+}
+
+
+asmlinkage long xtensa_mmap2(unsigned long addr, unsigned long len,
+                             unsigned long prot, unsigned long flags,
+                             unsigned long fd, unsigned long pgoff)
+{
+        int error = -EBADF;
+        struct file * file = NULL;
+
+        flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
+        if (!(flags & MAP_ANONYMOUS)) {
+                file = fget(fd);
+                if (!file)
+                        goto out;
+        }
+
+        down_write(&current->mm->mmap_sem);
+        error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
+        up_write(&current->mm->mmap_sem);
+
+        if (file)
+                fput(file);
+out:
+        return error;
+}
+
+asmlinkage long xtensa_shmat(int shmid, char __user *shmaddr, int shmflg)
+{
+        unsigned long ret;
+        long err;
+
+        err = do_shmat(shmid, shmaddr, shmflg, &ret);
+        if (err)
+                return err;
+        return (long)ret;
+}
+
diff --git a/arch/xtensa/kernel/syscalls.c b/arch/xtensa/kernel/syscalls.c
deleted file mode 100644
index f49cb239e603..000000000000
--- a/arch/xtensa/kernel/syscalls.c
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- * arch/xtensa/kernel/syscalls.c
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2005 Tensilica Inc.
- * Copyright (C) 2000 Silicon Graphics, Inc.
- * Copyright (C) 1995 - 2000 by Ralf Baechle
- *
- * Joe Taylor <joe@tensilica.com, joetylr@yahoo.com>
- * Marc Gauthier <marc@tensilica.com, marc@alumni.uwaterloo.ca>
- * Chris Zankel <chris@zankel.net>
- * Kevin Chea
- *
- */
-
-#define DEBUG   0
-
-#include <linux/linkage.h>
-#include <linux/mm.h>
-#include <linux/smp.h>
-#include <linux/smp_lock.h>
-#include <linux/mman.h>
-#include <linux/sched.h>
-#include <linux/file.h>
-#include <linux/slab.h>
-#include <linux/utsname.h>
-#include <linux/unistd.h>
-#include <linux/stringify.h>
-#include <linux/syscalls.h>
-#include <linux/sem.h>
-#include <linux/msg.h>
-#include <linux/shm.h>
-#include <linux/errno.h>
-#include <asm/ptrace.h>
-#include <asm/signal.h>
-#include <asm/uaccess.h>
-#include <asm/hardirq.h>
-#include <asm/mman.h>
-#include <asm/shmparam.h>
-#include <asm/page.h>
-
-extern void do_syscall_trace(void);
-typedef int (*syscall_t)(void *a0,...);
-extern syscall_t sys_call_table[];
-extern unsigned char sys_narg_table[];
-
-/*
- * sys_pipe() is the normal C calling standard for creating a pipe. It's not
- * the way unix traditional does this, though.
- */
-
-int sys_pipe(int __user *userfds)
-{
-        int fd[2];
-        int error;
-
-        error = do_pipe(fd);
-        if (!error) {
-                if (copy_to_user(userfds, fd, 2 * sizeof(int)))
-                        error = -EFAULT;
-        }
-        return error;
-}
-
-/*
- * Common code for old and new mmaps.
- */
-long sys_mmap(unsigned long addr, unsigned long len, unsigned long prot,
-              unsigned long flags, unsigned long fd, unsigned long pgoff)
-{
-        int error = -EBADF;
-        struct file * file = NULL;
-
-        flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
-        if (!(flags & MAP_ANONYMOUS)) {
-                file = fget(fd);
-                if (!file)
-                        goto out;
-        }
-
-        down_write(&current->mm->mmap_sem);
-        error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
-        up_write(&current->mm->mmap_sem);
-
-        if (file)
-                fput(file);
-out:
-        return error;
-}
-
-int sys_clone(struct pt_regs *regs)
-{
-        unsigned long clone_flags;
-        unsigned long newsp;
-        int __user *parent_tidptr, *child_tidptr;
-        clone_flags = regs->areg[4];
-        newsp = regs->areg[3];
-        parent_tidptr = (int __user *)regs->areg[5];
-        child_tidptr = (int __user *)regs->areg[6];
-        if (!newsp)
-                newsp = regs->areg[1];
-        return do_fork(clone_flags,newsp,regs,0,parent_tidptr,child_tidptr);
-}
-
-/*
- * sys_execve() executes a new program.
- */
-
-int sys_execve(struct pt_regs *regs)
-{
-        int error;
-        char * filename;
-
-        filename = getname((char *) (long)regs->areg[5]);
-        error = PTR_ERR(filename);
-        if (IS_ERR(filename))
-                goto out;
-        error = do_execve(filename, (char **) (long)regs->areg[3],
-                          (char **) (long)regs->areg[4], regs);
-        putname(filename);
-
-out:
-        return error;
-}
-
-int sys_uname(struct old_utsname * name)
-{
-        if (name && !copy_to_user(name, utsname(), sizeof (*name)))
-                return 0;
-        return -EFAULT;
-}
-
-/*
- * Build the string table for the builtin "poor man's strace".
- */
-
-#if DEBUG
-#define SYSCALL(fun, narg) #fun,
-static char *sfnames[] = {
-#include "syscalls.h"
-};
-#undef SYS
-#endif
-
-void system_call (struct pt_regs *regs)
-{
-        syscall_t syscall;
-        unsigned long parm0, parm1, parm2, parm3, parm4, parm5;
-        int nargs, res;
-        unsigned int syscallnr;
-        int ps;
-
-#if DEBUG
-        int i;
-        unsigned long parms[6];
-        char *sysname;
-#endif
-
-        regs->syscall = regs->areg[2];
-
-        do_syscall_trace();
-
-        /* Have to load after syscall_trace because strace
-         * sometimes changes regs->syscall.
-         */
-        syscallnr = regs->syscall;
-
-        parm0 = parm1 = parm2 = parm3 = parm4 = parm5 = 0;
-
-        /* Restore interrupt level to syscall invoker's.
-         * If this were in assembly, we wouldn't disable
-         * interrupts in the first place:
-         */
-        local_save_flags (ps);
-        local_irq_restore((ps & ~XCHAL_PS_INTLEVEL_MASK) |
-                          (regs->ps & XCHAL_PS_INTLEVEL_MASK) );
-
-        if (syscallnr > __NR_Linux_syscalls) {
-                regs->areg[2] = -ENOSYS;
-                return;
-        }
-
-        syscall = sys_call_table[syscallnr];
-        nargs = sys_narg_table[syscallnr];
-
-        if (syscall == NULL) {
-                regs->areg[2] = -ENOSYS;
-                return;
-        }
-
-        /* There shouldn't be more than six arguments in the table! */
-
-        if (nargs > 6)
-                panic("Internal error - too many syscall arguments (%d)!\n",
-                      nargs);
-
-        /* Linux takes system-call arguments in registers.  The ABI
-         * and Xtensa software conventions require the system-call
-         * number in a2.  If an argument exists in a2, we move it to
-         * the next available register.  Note that for improved
-         * efficiency, we do NOT shift all parameters down one
-         * register to maintain the original order.
-         *
-         * At best case (zero arguments), we just write the syscall
-         * number to a2.  At worst case (1 to 6 arguments), we move
-         * the argument in a2 to the next available register, then
-         * write the syscall number to a2.
-         *
-         * For clarity, the following truth table enumerates all
-         * possibilities.
-         *
-         * arguments    syscall number  arg0, arg1, arg2, arg3, arg4, arg5
-         * ---------    --------------  ----------------------------------
-         *      0             a2
-         *      1             a2        a3
-         *      2             a2        a4,   a3
-         *      3             a2        a5,   a3,   a4
-         *      4             a2        a6,   a3,   a4,   a5
-         *      5             a2        a7,   a3,   a4,   a5,   a6
-         *      6             a2        a8,   a3,   a4,   a5,   a6,   a7
-         */
-        if (nargs) {
-                parm0 = regs->areg[nargs+2];
-                parm1 = regs->areg[3];
-                parm2 = regs->areg[4];
-                parm3 = regs->areg[5];
-                parm4 = regs->areg[6];
-                parm5 = regs->areg[7];
-        } else /* nargs == 0 */
-                parm0 = (unsigned long) regs;
-
-#if DEBUG
-        parms[0] = parm0;
-        parms[1] = parm1;
-        parms[2] = parm2;
-        parms[3] = parm3;
-        parms[4] = parm4;
-        parms[5] = parm5;
-
-        sysname = sfnames[syscallnr];
-        if (strncmp(sysname, "sys_", 4) == 0)
-                sysname = sysname + 4;
-
-        printk("\017SYSCALL:I:%x:%d:%s  %s(", regs->pc, current->pid,
-               current->comm, sysname);
-        for (i = 0; i < nargs; i++)
-                printk((i>0) ? ", %#lx" : "%#lx", parms[i]);
-        printk(")\n");
-#endif
-
-        res = syscall((void *)parm0, parm1, parm2, parm3, parm4, parm5);
-
-#if DEBUG
-        printk("\017SYSCALL:O:%d:%s  %s(",current->pid, current->comm, sysname);
-        for (i = 0; i < nargs; i++)
-                printk((i>0) ? ", %#lx" : "%#lx", parms[i]);
-        if (res < 4096)
-                printk(") = %d\n", res);
-        else
-                printk(") = %#x\n", res);
-#endif /* DEBUG */
-
-        regs->areg[2] = res;
-        do_syscall_trace();
-}
-
-/*
- * Do a system call from kernel instead of calling sys_execve so we
- * end up with proper pt_regs.
- */
-int kernel_execve(const char *filename, char *const argv[], char *const envp[])
-{
-        long __res;
-        asm volatile (
-                "  mov   a5, %2 \n"
-                "  mov   a4, %4 \n"
-                "  mov   a3, %3 \n"
-                "  movi  a2, %1 \n"
-                "  syscall      \n"
-                "  mov   %0, a2 \n"
-                : "=a" (__res)
-                : "i" (__NR_execve), "a" (filename), "a" (argv), "a" (envp)
-                : "a2", "a3", "a4", "a5");
-        return __res;
-}
diff --git a/arch/xtensa/kernel/syscalls.h b/arch/xtensa/kernel/syscalls.h
deleted file mode 100644
index 216c10a31501..000000000000
--- a/arch/xtensa/kernel/syscalls.h
+++ /dev/null
@@ -1,247 +0,0 @@
-/*
- * arch/xtensa/kernel/syscalls.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1995, 1996, 1997, 1998 by Ralf Baechle
- * Copyright (C) 2001 - 2005 Tensilica Inc.
- *
- * Changes by Joe Taylor <joe@tensilica.com>
- */
-
-/*
- * This file is being included twice - once to build a list of all
- * syscalls and once to build a table of how many arguments each syscall
- * accepts.  Syscalls that receive a pointer to the saved registers are
- * marked as having zero arguments.
- *
- * The binary compatibility calls are in a separate list.
- *
- * Entry '0' used to be system_call.  It's removed to disable indirect
- * system calls for now so user tasks can't recurse.  See mips'
- * sys_syscall for a comparable example.
- */
-
-SYSCALL(0, 0)                           /* 00 */
-SYSCALL(sys_exit, 1)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_read, 3)
-SYSCALL(sys_write, 3)
-SYSCALL(sys_open, 3)                    /* 05 */
-SYSCALL(sys_close, 1)
-SYSCALL(sys_ni_syscall, 3)
-SYSCALL(sys_creat, 2)
-SYSCALL(sys_link, 2)
-SYSCALL(sys_unlink, 1)                  /* 10 */
-SYSCALL(sys_execve, 0)
-SYSCALL(sys_chdir, 1)
-SYSCALL(sys_ni_syscall, 1)
-SYSCALL(sys_mknod, 3)
-SYSCALL(sys_chmod, 2)                   /* 15 */
-SYSCALL(sys_lchown, 3)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_newstat, 2)
-SYSCALL(sys_lseek, 3)
-SYSCALL(sys_getpid, 0)                  /* 20 */
-SYSCALL(sys_mount, 5)
-SYSCALL(sys_ni_syscall, 1)
-SYSCALL(sys_setuid, 1)
-SYSCALL(sys_getuid, 0)
-SYSCALL(sys_ni_syscall, 1)              /* 25 */
-SYSCALL(sys_ptrace, 4)
-SYSCALL(sys_ni_syscall, 1)
-SYSCALL(sys_newfstat, 2)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_utime, 2)                   /* 30 */
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_access, 2)
-SYSCALL(sys_ni_syscall, 1)
-SYSCALL(sys_ni_syscall, 0)              /* 35 */
-SYSCALL(sys_sync, 0)
-SYSCALL(sys_kill, 2)
-SYSCALL(sys_rename, 2)
-SYSCALL(sys_mkdir, 2)
-SYSCALL(sys_rmdir, 1)                   /* 40 */
-SYSCALL(sys_dup, 1)
-SYSCALL(sys_pipe, 1)
-SYSCALL(sys_times, 1)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_brk, 1)                     /* 45 */
-SYSCALL(sys_setgid, 1)
-SYSCALL(sys_getgid, 0)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_geteuid, 0)
-SYSCALL(sys_getegid, 0)                 /* 50 */
-SYSCALL(sys_acct, 1)
-SYSCALL(sys_umount, 2)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_ioctl, 3)
-SYSCALL(sys_fcntl, 3)                   /* 55 */
-SYSCALL(sys_ni_syscall, 2)
-SYSCALL(sys_setpgid, 2)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_umask, 1)                   /* 60 */
-SYSCALL(sys_chroot, 1)
-SYSCALL(sys_ustat, 2)
-SYSCALL(sys_dup2, 2)
-SYSCALL(sys_getppid, 0)
-SYSCALL(sys_ni_syscall, 0)              /* 65 */
-SYSCALL(sys_setsid, 0)
-SYSCALL(sys_sigaction, 3)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_ni_syscall, 1)
-SYSCALL(sys_setreuid, 2)                /* 70 */
-SYSCALL(sys_setregid, 2)
-SYSCALL(sys_sigsuspend, 0)
-SYSCALL(sys_ni_syscall, 1)
-SYSCALL(sys_sethostname, 2)
-SYSCALL(sys_setrlimit, 2)               /* 75 */
-SYSCALL(sys_getrlimit, 2)
-SYSCALL(sys_getrusage, 2)
-SYSCALL(sys_gettimeofday, 2)
-SYSCALL(sys_settimeofday, 2)
-SYSCALL(sys_getgroups, 2)               /* 80 */
-SYSCALL(sys_setgroups, 2)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_symlink, 2)
-SYSCALL(sys_newlstat, 2)
-SYSCALL(sys_readlink, 3)                /* 85 */
-SYSCALL(sys_uselib, 1)
-SYSCALL(sys_swapon, 2)
-SYSCALL(sys_reboot, 3)
-SYSCALL(sys_ni_syscall, 3)
-SYSCALL(sys_ni_syscall, 6)              /* 90 */
-SYSCALL(sys_munmap, 2)
-SYSCALL(sys_truncate, 2)
-SYSCALL(sys_ftruncate, 2)
-SYSCALL(sys_fchmod, 2)
-SYSCALL(sys_fchown, 3)                  /* 95 */
-SYSCALL(sys_getpriority, 2)
-SYSCALL(sys_setpriority, 3)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_statfs, 2)
-SYSCALL(sys_fstatfs, 2)                 /* 100 */
-SYSCALL(sys_ni_syscall, 3)
-SYSCALL(sys_ni_syscall, 2)
-SYSCALL(sys_syslog, 3)
-SYSCALL(sys_setitimer, 3)
-SYSCALL(sys_getitimer, 2)               /* 105 */
-SYSCALL(sys_newstat, 2)
-SYSCALL(sys_newlstat, 2)
-SYSCALL(sys_newfstat, 2)
-SYSCALL(sys_uname, 1)
-SYSCALL(sys_ni_syscall, 0)              /* 110 */
-SYSCALL(sys_vhangup, 0)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_wait4, 4)
-SYSCALL(sys_swapoff, 1)                 /* 115 */
-SYSCALL(sys_sysinfo, 1)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_fsync, 1)
-SYSCALL(sys_sigreturn, 0)
-SYSCALL(sys_clone, 0)                   /* 120 */
-SYSCALL(sys_setdomainname, 2)
-SYSCALL(sys_newuname, 1)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_adjtimex, 1)
-SYSCALL(sys_mprotect, 3)                /* 125 */
-SYSCALL(sys_ni_syscall, 3)
-SYSCALL(sys_ni_syscall, 2)
-SYSCALL(sys_init_module, 2)
-SYSCALL(sys_delete_module, 1)
-SYSCALL(sys_ni_syscall, 1)              /* 130 */
-SYSCALL(sys_quotactl, 0)
-SYSCALL(sys_getpgid, 1)
-SYSCALL(sys_fchdir, 1)
-SYSCALL(sys_bdflush, 2)
-SYSCALL(sys_sysfs, 3)                   /* 135 */
-SYSCALL(sys_personality, 1)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_setfsuid, 1)
-SYSCALL(sys_setfsgid, 1)
-SYSCALL(sys_llseek, 5)                  /* 140 */
-SYSCALL(sys_getdents, 3)
-SYSCALL(sys_select, 5)
-SYSCALL(sys_flock, 2)
-SYSCALL(sys_msync, 3)
-SYSCALL(sys_readv, 3)                   /* 145 */
-SYSCALL(sys_writev, 3)
-SYSCALL(sys_ni_syscall, 3)
-SYSCALL(sys_ni_syscall, 3)
-SYSCALL(sys_ni_syscall, 4)              /* handled in fast syscall handler. */
-SYSCALL(sys_ni_syscall, 0)              /* 150 */
-SYSCALL(sys_getsid, 1)
-SYSCALL(sys_fdatasync, 1)
-SYSCALL(sys_sysctl, 1)
-SYSCALL(sys_mlock, 2)
-SYSCALL(sys_munlock, 2)                 /* 155 */
-SYSCALL(sys_mlockall, 1)
-SYSCALL(sys_munlockall, 0)
-SYSCALL(sys_sched_setparam,2)
-SYSCALL(sys_sched_getparam,2)
-SYSCALL(sys_sched_setscheduler,3)       /* 160 */
-SYSCALL(sys_sched_getscheduler,1)
-SYSCALL(sys_sched_yield,0)
-SYSCALL(sys_sched_get_priority_max,1)
-SYSCALL(sys_sched_get_priority_min,1)
-SYSCALL(sys_sched_rr_get_interval,2)    /* 165 */
-SYSCALL(sys_nanosleep,2)
-SYSCALL(sys_mremap,4)
-SYSCALL(sys_accept, 3)
-SYSCALL(sys_bind, 3)
-SYSCALL(sys_connect, 3)                 /* 170 */
-SYSCALL(sys_getpeername, 3)
-SYSCALL(sys_getsockname, 3)
-SYSCALL(sys_getsockopt, 5)
-SYSCALL(sys_listen, 2)
-SYSCALL(sys_recv, 4)                    /* 175 */
-SYSCALL(sys_recvfrom, 6)
-SYSCALL(sys_recvmsg, 3)
-SYSCALL(sys_send, 4)
-SYSCALL(sys_sendmsg, 3)
-SYSCALL(sys_sendto, 6)                  /* 180 */
-SYSCALL(sys_setsockopt, 5)
-SYSCALL(sys_shutdown, 2)
-SYSCALL(sys_socket, 3)
-SYSCALL(sys_socketpair, 4)
-SYSCALL(sys_setresuid, 3)               /* 185 */
-SYSCALL(sys_getresuid, 3)
-SYSCALL(sys_ni_syscall, 5)
-SYSCALL(sys_poll, 3)
-SYSCALL(sys_nfsservctl, 3)
-SYSCALL(sys_setresgid, 3)               /* 190 */
-SYSCALL(sys_getresgid, 3)
-SYSCALL(sys_prctl, 5)
-SYSCALL(sys_rt_sigreturn, 0)
-SYSCALL(sys_rt_sigaction, 4)
-SYSCALL(sys_rt_sigprocmask, 4)          /* 195 */
-SYSCALL(sys_rt_sigpending, 2)
-SYSCALL(sys_rt_sigtimedwait, 4)
-SYSCALL(sys_rt_sigqueueinfo, 3)
-SYSCALL(sys_rt_sigsuspend, 0)
-SYSCALL(sys_pread64, 5)                 /* 200 */
-SYSCALL(sys_pwrite64, 5)
-SYSCALL(sys_chown, 3)
-SYSCALL(sys_getcwd, 2)
-SYSCALL(sys_capget, 2)
-SYSCALL(sys_capset, 2)                  /* 205 */
-SYSCALL(sys_sigaltstack, 0)
-SYSCALL(sys_sendfile, 4)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_ni_syscall, 0)
-SYSCALL(sys_mmap, 6)                    /* 210 */
-SYSCALL(sys_truncate64, 2)
-SYSCALL(sys_ftruncate64, 2)
-SYSCALL(sys_stat64, 2)
-SYSCALL(sys_lstat64, 2)
-SYSCALL(sys_fstat64, 2)                 /* 215 */
-SYSCALL(sys_pivot_root, 2)
-SYSCALL(sys_mincore, 3)
-SYSCALL(sys_madvise, 3)
-SYSCALL(sys_getdents64, 3)
-SYSCALL(sys_ni_syscall, 0)              /* 220 */
diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c
index 37347e369987..a350431363a0 100644
--- a/arch/xtensa/kernel/time.c
+++ b/arch/xtensa/kernel/time.c
@@ -47,7 +47,7 @@ unsigned long long sched_clock(void)
         return (unsigned long long)jiffies * (1000000000 / HZ);
 }
 
-static irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+static irqreturn_t timer_interrupt(int irq, void *dev_id);
 static struct irqaction timer_irqaction = {
         .handler =      timer_interrupt,
         .flags =        IRQF_DISABLED,
@@ -150,7 +150,7 @@ EXPORT_SYMBOL(do_gettimeofday);
  * The timer interrupt is called HZ times per second.
  */
 
-irqreturn_t timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t timer_interrupt (int irq, void *dev_id)
 {
 
         unsigned long next;
@@ -160,9 +160,9 @@ irqreturn_t timer_interrupt (int irq, void *dev_id, struct pt_regs *regs)
 again:
         while ((signed long)(get_ccount() - next) > 0) {
 
-                profile_tick(CPU_PROFILING, regs);
+                profile_tick(CPU_PROFILING);
 #ifndef CONFIG_SMP
-                update_process_times(user_mode(regs));
+                update_process_times(user_mode(get_irq_regs()));
 #endif
 
                 write_seqlock(&xtime_lock);
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index ce077d6bf3a0..693ab268485e 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -75,7 +75,7 @@ extern void system_call (struct pt_regs*);
 #define USER            0x02
 
 #define COPROCESSOR(x)                                                  \
-{ XCHAL_EXCCAUSE_COPROCESSOR ## x ## _DISABLED, USER, fast_coprocessor }
+{ EXCCAUSE_COPROCESSOR ## x ## _DISABLED, USER, fast_coprocessor }
 
 typedef struct {
         int cause;
@@ -85,38 +85,38 @@ typedef struct {
 
 dispatch_init_table_t __init dispatch_init_table[] = {
 
-{ XCHAL_EXCCAUSE_ILLEGAL_INSTRUCTION,   0,         do_illegal_instruction},
-{ XCHAL_EXCCAUSE_SYSTEM_CALL,           KRNL,      fast_syscall_kernel },
-{ XCHAL_EXCCAUSE_SYSTEM_CALL,           USER,      fast_syscall_user },
-{ XCHAL_EXCCAUSE_SYSTEM_CALL,           0,         system_call },
-/* XCHAL_EXCCAUSE_INSTRUCTION_FETCH unhandled */
-/* XCHAL_EXCCAUSE_LOAD_STORE_ERROR unhandled*/
-{ XCHAL_EXCCAUSE_LEVEL1_INTERRUPT,      0,         do_interrupt },
-{ XCHAL_EXCCAUSE_ALLOCA,                USER|KRNL, fast_alloca },
-/* XCHAL_EXCCAUSE_INTEGER_DIVIDE_BY_ZERO unhandled */
-/* XCHAL_EXCCAUSE_PRIVILEGED unhandled */
+{ EXCCAUSE_ILLEGAL_INSTRUCTION, 0,         do_illegal_instruction},
+{ EXCCAUSE_SYSTEM_CALL,         KRNL,      fast_syscall_kernel },
+{ EXCCAUSE_SYSTEM_CALL,         USER,      fast_syscall_user },
+{ EXCCAUSE_SYSTEM_CALL,         0,         system_call },
+/* EXCCAUSE_INSTRUCTION_FETCH unhandled */
+/* EXCCAUSE_LOAD_STORE_ERROR unhandled*/
+{ EXCCAUSE_LEVEL1_INTERRUPT,    0,         do_interrupt },
+{ EXCCAUSE_ALLOCA,              USER|KRNL, fast_alloca },
+/* EXCCAUSE_INTEGER_DIVIDE_BY_ZERO unhandled */
+/* EXCCAUSE_PRIVILEGED unhandled */
 #if XCHAL_UNALIGNED_LOAD_EXCEPTION || XCHAL_UNALIGNED_STORE_EXCEPTION
 #ifdef CONFIG_UNALIGNED_USER
-{ XCHAL_EXCCAUSE_UNALIGNED,             USER,      fast_unaligned },
+{ EXCCAUSE_UNALIGNED,           USER,      fast_unaligned },
 #else
-{ XCHAL_EXCCAUSE_UNALIGNED,             0,         do_unaligned_user },
+{ EXCCAUSE_UNALIGNED,           0,         do_unaligned_user },
 #endif
-{ XCHAL_EXCCAUSE_UNALIGNED,             KRNL,      fast_unaligned },
+{ EXCCAUSE_UNALIGNED,           KRNL,      fast_unaligned },
 #endif
-{ XCHAL_EXCCAUSE_ITLB_MISS,             0,         do_page_fault },
-{ XCHAL_EXCCAUSE_ITLB_MISS,             USER|KRNL, fast_second_level_miss},
-{ XCHAL_EXCCAUSE_ITLB_MULTIHIT,         0,         do_multihit },
-{ XCHAL_EXCCAUSE_ITLB_PRIVILEGE,        0,         do_page_fault },
-/* XCHAL_EXCCAUSE_SIZE_RESTRICTION unhandled */
-{ XCHAL_EXCCAUSE_FETCH_CACHE_ATTRIBUTE, 0,         do_page_fault },
-{ XCHAL_EXCCAUSE_DTLB_MISS,             USER|KRNL, fast_second_level_miss},
-{ XCHAL_EXCCAUSE_DTLB_MISS,             0,         do_page_fault },
-{ XCHAL_EXCCAUSE_DTLB_MULTIHIT,         0,         do_multihit },
-{ XCHAL_EXCCAUSE_DTLB_PRIVILEGE,        0,         do_page_fault },
-/* XCHAL_EXCCAUSE_DTLB_SIZE_RESTRICTION unhandled */
-{ XCHAL_EXCCAUSE_STORE_CACHE_ATTRIBUTE, USER|KRNL, fast_store_prohibited },
-{ XCHAL_EXCCAUSE_STORE_CACHE_ATTRIBUTE, 0,         do_page_fault },
-{ XCHAL_EXCCAUSE_LOAD_CACHE_ATTRIBUTE,  0,         do_page_fault },
+{ EXCCAUSE_ITLB_MISS,           0,         do_page_fault },
+{ EXCCAUSE_ITLB_MISS,           USER|KRNL, fast_second_level_miss},
+{ EXCCAUSE_ITLB_MULTIHIT,               0,         do_multihit },
+{ EXCCAUSE_ITLB_PRIVILEGE,      0,         do_page_fault },
+/* EXCCAUSE_SIZE_RESTRICTION unhandled */
+{ EXCCAUSE_FETCH_CACHE_ATTRIBUTE,       0,         do_page_fault },
+{ EXCCAUSE_DTLB_MISS,           USER|KRNL, fast_second_level_miss},
+{ EXCCAUSE_DTLB_MISS,           0,         do_page_fault },
+{ EXCCAUSE_DTLB_MULTIHIT,               0,         do_multihit },
+{ EXCCAUSE_DTLB_PRIVILEGE,      0,         do_page_fault },
+/* EXCCAUSE_DTLB_SIZE_RESTRICTION unhandled */
+{ EXCCAUSE_STORE_CACHE_ATTRIBUTE,       USER|KRNL, fast_store_prohibited },
+{ EXCCAUSE_STORE_CACHE_ATTRIBUTE,       0,         do_page_fault },
+{ EXCCAUSE_LOAD_CACHE_ATTRIBUTE,        0,         do_page_fault },
 /* XCCHAL_EXCCAUSE_FLOATING_POINT unhandled */
 #if (XCHAL_CP_MASK & 1)
 COPROCESSOR(0),
diff --git a/arch/xtensa/kernel/vectors.S b/arch/xtensa/kernel/vectors.S
index 0e74397bfa2b..eb2d7bb69ee0 100644
--- a/arch/xtensa/kernel/vectors.S
+++ b/arch/xtensa/kernel/vectors.S
@@ -53,6 +53,8 @@
 #include <asm/thread_info.h>
 #include <asm/processor.h>
 
+#define WINDOW_VECTORS_SIZE   0x180
+
 
 /*
  * User exception vector. (Exceptions with PS.UM == 1, PS.EXCM == 0)
@@ -210,7 +212,7 @@ ENTRY(_DoubleExceptionVector)
         /* Check for kernel double exception (usually fatal). */
 
         rsr     a3, PS
-        _bbci.l a3, PS_UM_SHIFT, .Lksp
+        _bbci.l a3, PS_UM_BIT, .Lksp
 
         /* Check if we are currently handling a window exception. */
         /* Note: We don't need to indicate that we enter a critical section. */
@@ -219,7 +221,7 @@ ENTRY(_DoubleExceptionVector)
 
         movi    a3, XCHAL_WINDOW_VECTORS_VADDR
         _bltu   a0, a3, .Lfixup
-        addi    a3, a3, XSHAL_WINDOW_VECTORS_SIZE
+        addi    a3, a3, WINDOW_VECTORS_SIZE
         _bgeu   a0, a3, .Lfixup
 
         /* Window overflow/underflow exception. Get stack pointer. */
@@ -245,7 +247,7 @@ ENTRY(_DoubleExceptionVector)
 
         wsr     a2, DEPC                # save stack pointer temporarily
         rsr     a0, PS
-        extui   a0, a0, XCHAL_PS_OWB_SHIFT, XCHAL_PS_OWB_BITS
+        extui   a0, a0, PS_OWB_SHIFT, 4
         wsr     a0, WINDOWBASE
         rsync
 
@@ -312,8 +314,8 @@ ENTRY(_DoubleExceptionVector)
 .Lksp:  /* a0: a0, a1: a1, a2: a2, a3: trashed, depc: depc, excsave: a3 */
 
         rsr     a3, EXCCAUSE
-        beqi    a3, XCHAL_EXCCAUSE_ITLB_MISS, 1f
-        addi    a3, a3, -XCHAL_EXCCAUSE_DTLB_MISS
+        beqi    a3, EXCCAUSE_ITLB_MISS, 1f
+        addi    a3, a3, -EXCCAUSE_DTLB_MISS
         bnez    a3, .Lunrecoverable
 1:      movi    a3, fast_second_level_miss_double_kernel
         jx      a3
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index cfe75f528725..a36c104c3a52 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -16,19 +16,17 @@
 
 #include <asm-generic/vmlinux.lds.h>
 
-#define _NOCLANGUAGE
-#include <xtensa/config/core.h>
-#include <xtensa/config/system.h>
+#include <asm/variant/core.h>
 OUTPUT_ARCH(xtensa)
 ENTRY(_start)
 
-#if XCHAL_MEMORY_ORDER == XTHAL_BIGENDIAN
+#ifdef __XTENSA_EB__
 jiffies = jiffies_64 + 4;
 #else
 jiffies = jiffies_64;
 #endif
 
-#define KERNELOFFSET 0x1000
+#define KERNELOFFSET 0xd0001000
 
 /* Note: In the following macros, it would be nice to specify only the
    vector name and section kind and construct "sym" and "section" using
@@ -75,7 +73,7 @@ jiffies = jiffies_64;
 
 SECTIONS
 {
-  . = XCHAL_KSEG_CACHED_VADDR + KERNELOFFSET;
+  . = KERNELOFFSET;
   /* .text section */
 
   _text = .;
@@ -159,7 +157,7 @@ SECTIONS
 
   /* Initialization code and data: */
 
-  . = ALIGN(1<<XCHAL_MMU_MIN_PTE_PAGE_SIZE);
+  . = ALIGN(1 << 12);
   __init_begin = .;
   .init.text : {
         _sinittext = .;
@@ -223,32 +221,32 @@ SECTIONS
                   .dummy)
   SECTION_VECTOR (_DebugInterruptVector_literal,
                   .DebugInterruptVector.literal,
-                  XCHAL_INTLEVEL_VECTOR_VADDR(XCHAL_DEBUGLEVEL) - 4,
+                  XCHAL_DEBUG_VECTOR_VADDR - 4,
                   SIZEOF(.WindowVectors.text),
                   .WindowVectors.text)
   SECTION_VECTOR (_DebugInterruptVector_text,
                   .DebugInterruptVector.text,
-                  XCHAL_INTLEVEL_VECTOR_VADDR(XCHAL_DEBUGLEVEL),
+                  XCHAL_DEBUG_VECTOR_VADDR,
                   4,
                   .DebugInterruptVector.literal)
   SECTION_VECTOR (_KernelExceptionVector_literal,
                   .KernelExceptionVector.literal,
-                  XCHAL_KERNELEXC_VECTOR_VADDR - 4,
+                  XCHAL_KERNEL_VECTOR_VADDR - 4,
                   SIZEOF(.DebugInterruptVector.text),
                   .DebugInterruptVector.text)
   SECTION_VECTOR (_KernelExceptionVector_text,
                   .KernelExceptionVector.text,
-                  XCHAL_KERNELEXC_VECTOR_VADDR,
+                  XCHAL_KERNEL_VECTOR_VADDR,
                   4,
                   .KernelExceptionVector.literal)
   SECTION_VECTOR (_UserExceptionVector_literal,
                   .UserExceptionVector.literal,
-                  XCHAL_USEREXC_VECTOR_VADDR - 4,
+                  XCHAL_USER_VECTOR_VADDR - 4,
                   SIZEOF(.KernelExceptionVector.text),
                   .KernelExceptionVector.text)
   SECTION_VECTOR (_UserExceptionVector_text,
                   .UserExceptionVector.text,
-                  XCHAL_USEREXC_VECTOR_VADDR,
+                  XCHAL_USER_VECTOR_VADDR,
                   4,
                   .UserExceptionVector.literal)
   SECTION_VECTOR (_DoubleExceptionVector_literal,
@@ -263,7 +261,7 @@ SECTIONS
                   .DoubleExceptionVector.literal)
 
   . = (LOADADDR( .DoubleExceptionVector.text ) + SIZEOF( .DoubleExceptionVector.text ) + 3) & ~ 3;
-  . = ALIGN(1<<XCHAL_MMU_MIN_PTE_PAGE_SIZE);
+  . = ALIGN(1 << 12);
 
   __init_end = .;
 
diff --git a/arch/xtensa/lib/checksum.S b/arch/xtensa/lib/checksum.S
index e2d64dfd530c..9d9cd990afa6 100644
--- a/arch/xtensa/lib/checksum.S
+++ b/arch/xtensa/lib/checksum.S
@@ -16,8 +16,7 @@
 
 #include <asm/errno.h>
 #include <linux/linkage.h>
-#define _ASMLANGUAGE
-#include <xtensa/config/core.h>
+#include <asm/variant/core.h>
 
 /*
  * computes a partial checksum, e.g. for TCP/UDP fragments
diff --git a/arch/xtensa/lib/memcopy.S b/arch/xtensa/lib/memcopy.S
index e8f6d7eb7222..ddda8f4bc862 100644
--- a/arch/xtensa/lib/memcopy.S
+++ b/arch/xtensa/lib/memcopy.S
@@ -9,7 +9,7 @@
  * Copyright (C) 2002 - 2005 Tensilica Inc.
  */
 
-#include <xtensa/coreasm.h>
+#include <asm/variant/core.h>
 
         .macro  src_b   r, w0, w1
 #ifdef __XTENSA_EB__
diff --git a/arch/xtensa/lib/memset.S b/arch/xtensa/lib/memset.S
index 4de25134bc62..56a17495b2db 100644
--- a/arch/xtensa/lib/memset.S
+++ b/arch/xtensa/lib/memset.S
@@ -11,7 +11,7 @@
  *  Copyright (C) 2002 Tensilica Inc.
  */
 
-#include <xtensa/coreasm.h>
+#include <asm/variant/core.h>
 
 /*
  * void *memset(void *dst, int c, size_t length)
diff --git a/arch/xtensa/lib/strncpy_user.S b/arch/xtensa/lib/strncpy_user.S
index 71d55df43893..a834057bda6b 100644
--- a/arch/xtensa/lib/strncpy_user.S
+++ b/arch/xtensa/lib/strncpy_user.S
@@ -11,7 +11,7 @@
  *  Copyright (C) 2002 Tensilica Inc.
  */
 
-#include <xtensa/coreasm.h>
+#include <asm/variant/core.h>
 #include <linux/errno.h>
 
 /* Load or store instructions that may cause exceptions use the EX macro. */
diff --git a/arch/xtensa/lib/strnlen_user.S b/arch/xtensa/lib/strnlen_user.S
index cdff4d670f3b..5e9c1e709b2e 100644
--- a/arch/xtensa/lib/strnlen_user.S
+++ b/arch/xtensa/lib/strnlen_user.S
@@ -11,7 +11,7 @@
  *  Copyright (C) 2002 Tensilica Inc.
  */
 
-#include <xtensa/coreasm.h>
+#include <asm/variant/core.h>
 
 /* Load or store instructions that may cause exceptions use the EX macro. */
 
diff --git a/arch/xtensa/lib/usercopy.S b/arch/xtensa/lib/usercopy.S
index 4641ef510f0e..a8ab1d4fe0ae 100644
--- a/arch/xtensa/lib/usercopy.S
+++ b/arch/xtensa/lib/usercopy.S
@@ -53,7 +53,7 @@
  *      a11/ original length
  */
 
-#include <xtensa/coreasm.h>
+#include <asm/variant/core.h>
 
 #ifdef __XTENSA_EB__
 #define ALIGN(R, W0, W1) src    R, W0, W1
diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c
index dd0dbec2e57e..3dc6f2f07bbe 100644
--- a/arch/xtensa/mm/fault.c
+++ b/arch/xtensa/mm/fault.c
@@ -21,7 +21,7 @@
 #include <asm/system.h>
 #include <asm/pgalloc.h>
 
-unsigned long asid_cache = ASID_FIRST_VERSION;
+unsigned long asid_cache = ASID_USER_FIRST;
 void bad_page_fault(struct pt_regs*, unsigned long, int);
 
 /*
@@ -58,10 +58,10 @@ void do_page_fault(struct pt_regs *regs)
                 return;
         }
 
-        is_write = (exccause == XCHAL_EXCCAUSE_STORE_CACHE_ATTRIBUTE) ? 1 : 0;
-        is_exec =  (exccause == XCHAL_EXCCAUSE_ITLB_PRIVILEGE ||
-                    exccause == XCHAL_EXCCAUSE_ITLB_MISS ||
-                    exccause == XCHAL_EXCCAUSE_FETCH_CACHE_ATTRIBUTE) ? 1 : 0;
+        is_write = (exccause == EXCCAUSE_STORE_CACHE_ATTRIBUTE) ? 1 : 0;
+        is_exec =  (exccause == EXCCAUSE_ITLB_PRIVILEGE ||
+                    exccause == EXCCAUSE_ITLB_MISS ||
+                    exccause == EXCCAUSE_FETCH_CACHE_ATTRIBUTE) ? 1 : 0;
 
 #if 0
         printk("[%s:%d:%08x:%d:%08x:%s%s]\n", current->comm, current->pid,
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index 660ef058c149..e1ec2d1e8189 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -141,8 +141,8 @@ void __init bootmem_init(void)
         if (min_low_pfn > max_pfn)
                 panic("No memory found!\n");
 
-        max_low_pfn = max_pfn < MAX_LOW_MEMORY >> PAGE_SHIFT ?
-                max_pfn : MAX_LOW_MEMORY >> PAGE_SHIFT;
+        max_low_pfn = max_pfn < MAX_MEM_PFN >> PAGE_SHIFT ?
+                max_pfn : MAX_MEM_PFN >> PAGE_SHIFT;
 
         /* Find an area to use for the bootmem bitmap. */
 
@@ -215,7 +215,7 @@ void __init init_mmu (void)
 
         /* Set rasid register to a known value. */
 
-        set_rasid_register (ASID_ALL_RESERVED);
+        set_rasid_register (ASID_USER_FIRST);
 
         /* Set PTEVADDR special register to the start of the page
          * table, which is in kernel mappable space (ie. not
diff --git a/arch/xtensa/mm/misc.S b/arch/xtensa/mm/misc.S
index 327c0f17187c..ae085332c607 100644
--- a/arch/xtensa/mm/misc.S
+++ b/arch/xtensa/mm/misc.S
@@ -19,9 +19,8 @@
 #include <linux/linkage.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
-
-#include <xtensa/cacheasm.h>
-#include <xtensa/cacheattrasm.h>
+#include <asm/asmmacro.h>
+#include <asm/cacheasm.h>
 
 /* clear_page (page) */
 
@@ -74,104 +73,66 @@ ENTRY(copy_page)
 
         retw
 
-
 /*
- * void __flush_invalidate_cache_all(void)
+ * void __invalidate_icache_page(ulong start)
  */
 
-ENTRY(__flush_invalidate_cache_all)
+ENTRY(__invalidate_icache_page)
         entry   sp, 16
-        dcache_writeback_inv_all a2, a3
-        icache_invalidate_all a2, a3
-        retw
 
-/*
- * void __invalidate_icache_all(void)
- */
+        ___invalidate_icache_page a2 a3
+        isync
 
-ENTRY(__invalidate_icache_all)
-        entry   sp, 16
-        icache_invalidate_all a2, a3
         retw
 
 /*
- * void __flush_invalidate_dcache_all(void)
+ * void __invalidate_dcache_page(ulong start)
  */
 
-ENTRY(__flush_invalidate_dcache_all)
+ENTRY(__invalidate_dcache_page)
         entry   sp, 16
-        dcache_writeback_inv_all a2, a3
-        retw
-
 
-/*
- * void __flush_invalidate_cache_range(ulong start, ulong size)
- */
+        ___invalidate_dcache_page a2 a3
+        dsync
 
-ENTRY(__flush_invalidate_cache_range)
-        entry   sp, 16
-        mov     a4, a2
-        mov     a5, a3
-        dcache_writeback_inv_region a4, a5, a6
-        icache_invalidate_region a2, a3, a4
         retw
 
 /*
- * void __invalidate_icache_page(ulong start)
+ * void __flush_invalidate_dcache_page(ulong start)
  */
 
-ENTRY(__invalidate_icache_page)
+ENTRY(__flush_invalidate_dcache_page)
         entry   sp, 16
-        movi    a3, PAGE_SIZE
-        icache_invalidate_region a2, a3, a4
-        retw
 
-/*
- * void __invalidate_dcache_page(ulong start)
- */
+        ___flush_invalidate_dcache_page a2 a3
 
-ENTRY(__invalidate_dcache_page)
-        entry   sp, 16
-        movi    a3, PAGE_SIZE
-        dcache_invalidate_region a2, a3, a4
+        dsync
         retw
 
 /*
- * void __invalidate_icache_range(ulong start, ulong size)
+ * void __flush_dcache_page(ulong start)
  */
 
-ENTRY(__invalidate_icache_range)
+ENTRY(__flush_dcache_page)
         entry   sp, 16
-        icache_invalidate_region a2, a3, a4
-        retw
 
-/*
- * void __invalidate_dcache_range(ulong start, ulong size)
- */
+        ___flush_dcache_page a2 a3
 
-ENTRY(__invalidate_dcache_range)
-        entry   sp, 16
-        dcache_invalidate_region a2, a3, a4
+        dsync
         retw
 
-/*
- * void __flush_dcache_page(ulong start)
- */
 
-ENTRY(__flush_dcache_page)
-        entry   sp, 16
-        movi    a3, PAGE_SIZE
-        dcache_writeback_region a2, a3, a4
-        retw
 
 /*
- * void __flush_invalidate_dcache_page(ulong start)
+ * void __invalidate_icache_range(ulong start, ulong size)
  */
 
-ENTRY(__flush_invalidate_dcache_page)
+ENTRY(__invalidate_icache_range)
         entry   sp, 16
-        movi    a3, PAGE_SIZE
-        dcache_writeback_inv_region a2, a3, a4
+
+        ___invalidate_icache_range a2 a3 a4
+        isync
+
         retw
 
 /*
@@ -180,195 +141,69 @@ ENTRY(__flush_invalidate_dcache_page)
 
 ENTRY(__flush_invalidate_dcache_range)
         entry   sp, 16
-        dcache_writeback_inv_region a2, a3, a4
-        retw
 
-/*
- * void __invalidate_dcache_all(void)
- */
+        ___flush_invalidate_dcache_range a2 a3 a4
+        dsync
 
-ENTRY(__invalidate_dcache_all)
-        entry   sp, 16
-        dcache_invalidate_all a2, a3
         retw
 
 /*
- * void __flush_invalidate_dcache_page_phys(ulong start)
+ * void _flush_dcache_range(ulong start, ulong size)
  */
 
-ENTRY(__flush_invalidate_dcache_page_phys)
+ENTRY(__flush_dcache_range)
         entry   sp, 16
 
-        movi    a3, XCHAL_DCACHE_SIZE
-        movi    a4, PAGE_MASK | 1
-        addi    a2, a2, 1
-
-1:      addi    a3, a3, -XCHAL_DCACHE_LINESIZE
-
-        ldct    a6, a3
+        ___flush_dcache_range a2 a3 a4
         dsync
-        and     a6, a6, a4
-        beq     a6, a2, 2f
-        bgeui   a3, 2, 1b
-        retw
 
-2:      diwbi   a3, 0
-        bgeui   a3, 2, 1b
         retw
 
-ENTRY(check_dcache_low0)
-        entry   sp, 16
-
-        movi    a3, XCHAL_DCACHE_SIZE / 4
-        movi    a4, PAGE_MASK | 1
-        addi    a2, a2, 1
-
-1:      addi    a3, a3, -XCHAL_DCACHE_LINESIZE
-
-        ldct    a6, a3
-        dsync
-        and     a6, a6, a4
-        beq     a6, a2, 2f
-        bgeui   a3, 2, 1b
-        retw
-
-2:      j 2b
-
-ENTRY(check_dcache_high0)
-        entry   sp, 16
-
-        movi    a5, XCHAL_DCACHE_SIZE / 4
-        movi    a3, XCHAL_DCACHE_SIZE / 2
-        movi    a4, PAGE_MASK | 1
-        addi    a2, a2, 1
-
-1:      addi    a3, a3, -XCHAL_DCACHE_LINESIZE
-        addi    a5, a5, -XCHAL_DCACHE_LINESIZE
-
-        ldct    a6, a3
-        dsync
-        and     a6, a6, a4
-        beq     a6, a2, 2f
-        bgeui   a5, 2, 1b
-        retw
-
-2:      j 2b
+/*
+ * void _invalidate_dcache_range(ulong start, ulong size)
+ */
 
-ENTRY(check_dcache_low1)
+ENTRY(__invalidate_dcache_range)
         entry   sp, 16
 
-        movi    a5, XCHAL_DCACHE_SIZE / 4
-        movi    a3, XCHAL_DCACHE_SIZE * 3 / 4
-        movi    a4, PAGE_MASK | 1
-        addi    a2, a2, 1
+        ___invalidate_dcache_range a2 a3 a4
 
-1:      addi    a3, a3, -XCHAL_DCACHE_LINESIZE
-        addi    a5, a5, -XCHAL_DCACHE_LINESIZE
 
-        ldct    a6, a3
-        dsync
-        and     a6, a6, a4
-        beq     a6, a2, 2f
-        bgeui   a5, 2, 1b
         retw
 
-2:      j 2b
+/*
+ * void _invalidate_icache_all(void)
+ */
 
-ENTRY(check_dcache_high1)
+ENTRY(__invalidate_icache_all)
         entry   sp, 16
 
-        movi    a5, XCHAL_DCACHE_SIZE / 4
-        movi    a3, XCHAL_DCACHE_SIZE
-        movi    a4, PAGE_MASK | 1
-        addi    a2, a2, 1
-
-1:      addi    a3, a3, -XCHAL_DCACHE_LINESIZE
-        addi    a5, a5, -XCHAL_DCACHE_LINESIZE
+        ___invalidate_icache_all a2 a3
+        isync
 
-        ldct    a6, a3
-        dsync
-        and     a6, a6, a4
-        beq     a6, a2, 2f
-        bgeui   a5, 2, 1b
         retw
 
-2:      j 2b
-
-
 /*
- * void __invalidate_icache_page_phys(ulong start)
+ * void _flush_invalidate_dcache_all(void)
  */
 
-ENTRY(__invalidate_icache_page_phys)
+ENTRY(__flush_invalidate_dcache_all)
         entry   sp, 16
 
-        movi    a3, XCHAL_ICACHE_SIZE
-        movi    a4, PAGE_MASK | 1
-        addi    a2, a2, 1
-
-1:      addi    a3, a3, -XCHAL_ICACHE_LINESIZE
-
-        lict    a6, a3
-        isync
-        and     a6, a6, a4
-        beq     a6, a2, 2f
-        bgeui   a3, 2, 1b
-        retw
+        ___flush_invalidate_dcache_all a2 a3
+        dsync
 
-2:      iii     a3, 0
-        bgeui   a3, 2, 1b
         retw
 
+/*
+ * void _invalidate_dcache_all(void)
+ */
 
-#if 0
-
-        movi    a3, XCHAL_DCACHE_WAYS - 1
-        movi    a4, PAGE_SIZE
-
-1:      mov     a5, a2
-        add     a6, a2, a4
-
-2:      diwbi   a5, 0
-        diwbi   a5, XCHAL_DCACHE_LINESIZE
-        diwbi   a5, XCHAL_DCACHE_LINESIZE * 2
-        diwbi   a5, XCHAL_DCACHE_LINESIZE * 3
-
-        addi    a5, a5, XCHAL_DCACHE_LINESIZE * 4
-        blt     a5, a6, 2b
-
-        addi    a3, a3, -1
-        addi    a2, a2, XCHAL_DCACHE_SIZE / XCHAL_DCACHE_WAYS
-        bgez    a3, 1b
-
-        retw
-
-ENTRY(__invalidate_icache_page_index)
+ENTRY(__invalidate_dcache_all)
         entry   sp, 16
 
-        movi    a3, XCHAL_ICACHE_WAYS - 1
-        movi    a4, PAGE_SIZE
-
-1:      mov     a5, a2
-        add     a6, a2, a4
-
-2:      iii     a5, 0
-        iii     a5, XCHAL_ICACHE_LINESIZE
-        iii     a5, XCHAL_ICACHE_LINESIZE * 2
-        iii     a5, XCHAL_ICACHE_LINESIZE * 3
-
-        addi    a5, a5, XCHAL_ICACHE_LINESIZE * 4
-        blt     a5, a6, 2b
-
-        addi    a3, a3, -1
-        addi    a2, a2, XCHAL_ICACHE_SIZE / XCHAL_ICACHE_WAYS
-        bgez    a3, 2b
+        ___invalidate_dcache_all a2 a3
+        dsync
 
         retw
 
-#endif
-
-
-
-
-
-
diff --git a/arch/xtensa/mm/tlb.c b/arch/xtensa/mm/tlb.c
index 0fefb8666874..239461d8ea88 100644
--- a/arch/xtensa/mm/tlb.c
+++ b/arch/xtensa/mm/tlb.c
@@ -24,12 +24,12 @@
 
 static inline void __flush_itlb_all (void)
 {
-        int way, index;
+        int w, i;
 
-        for (way = 0; way < XCHAL_ITLB_ARF_WAYS; way++) {
-                for (index = 0; index < ITLB_ENTRIES_PER_ARF_WAY; index++) {
-                        int entry = way + (index << PAGE_SHIFT);
-                        invalidate_itlb_entry_no_isync (entry);
+        for (w = 0; w < ITLB_ARF_WAYS; w++) {
+                for (i = 0; i < (1 << XCHAL_ITLB_ARF_ENTRIES_LOG2); i++) {
+                        int e = w + (i << PAGE_SHIFT);
+                        invalidate_itlb_entry_no_isync(e);
                 }
         }
         asm volatile ("isync\n");
@@ -37,12 +37,12 @@ static inline void __flush_itlb_all (void)
 
 static inline void __flush_dtlb_all (void)
 {
-        int way, index;
+        int w, i;
 
-        for (way = 0; way < XCHAL_DTLB_ARF_WAYS; way++) {
-                for (index = 0; index < DTLB_ENTRIES_PER_ARF_WAY; index++) {
-                        int entry = way + (index << PAGE_SHIFT);
-                        invalidate_dtlb_entry_no_isync (entry);
+        for (w = 0; w < DTLB_ARF_WAYS; w++) {
+                for (i = 0; i < (1 << XCHAL_DTLB_ARF_ENTRIES_LOG2); i++) {
+                        int e = w + (i << PAGE_SHIFT);
+                        invalidate_dtlb_entry_no_isync(e);
                 }
         }
         asm volatile ("isync\n");
@@ -63,21 +63,25 @@ void flush_tlb_all (void)
 
 void flush_tlb_mm(struct mm_struct *mm)
 {
-#if 0
-        printk("[tlbmm<%lx>]\n", (unsigned long)mm->context);
-#endif
-
         if (mm == current->active_mm) {
                 int flags;
                 local_save_flags(flags);
-                get_new_mmu_context(mm, asid_cache);
-                set_rasid_register(ASID_INSERT(mm->context));
+                __get_new_mmu_context(mm);
+                __load_mmu_context(mm);
                 local_irq_restore(flags);
         }
         else
                 mm->context = 0;
 }
 
+#define _ITLB_ENTRIES (ITLB_ARF_WAYS << XCHAL_ITLB_ARF_ENTRIES_LOG2)
+#define _DTLB_ENTRIES (DTLB_ARF_WAYS << XCHAL_DTLB_ARF_ENTRIES_LOG2)
+#if _ITLB_ENTRIES > _DTLB_ENTRIES
+# define _TLB_ENTRIES _ITLB_ENTRIES
+#else
+# define _TLB_ENTRIES _DTLB_ENTRIES
+#endif
+
 void flush_tlb_range (struct vm_area_struct *vma,
                       unsigned long start, unsigned long end)
 {
@@ -93,7 +97,7 @@ void flush_tlb_range (struct vm_area_struct *vma,
 #endif
         local_save_flags(flags);
 
-        if (end-start + (PAGE_SIZE-1) <= SMALLEST_NTLB_ENTRIES << PAGE_SHIFT) {
+        if (end-start + (PAGE_SIZE-1) <= _TLB_ENTRIES << PAGE_SHIFT) {
                 int oldpid = get_rasid_register();
                 set_rasid_register (ASID_INSERT(mm->context));
                 start &= PAGE_MASK;
@@ -111,9 +115,7 @@ void flush_tlb_range (struct vm_area_struct *vma,
 
                 set_rasid_register(oldpid);
         } else {
-                get_new_mmu_context(mm, asid_cache);
-                if (mm == current->active_mm)
-                        set_rasid_register(ASID_INSERT(mm->context));
+                flush_tlb_mm(mm);
         }
         local_irq_restore(flags);
 }
@@ -123,10 +125,6 @@ void flush_tlb_page (struct vm_area_struct *vma, unsigned long page)
         struct mm_struct* mm = vma->vm_mm;
         unsigned long flags;
         int oldpid;
-#if 0
-        printk("[tlbpage<%02lx,%08lx>]\n",
-                        (unsigned long)mm->context, page);
-#endif
 
         if(mm->context == NO_CONTEXT)
                 return;
@@ -142,404 +140,5 @@ void flush_tlb_page (struct vm_area_struct *vma, unsigned long page)
         set_rasid_register(oldpid);
 
         local_irq_restore(flags);
-
-#if 0
-        flush_tlb_all();
-        return;
-#endif
-}
-
-
-#ifdef DEBUG_TLB
-
-#define USE_ITLB  0
-#define USE_DTLB  1
-
-struct way_config_t {
-        int indicies;
-        int indicies_log2;
-        int pgsz_log2;
-        int arf;
-};
-
-static struct way_config_t itlb[XCHAL_ITLB_WAYS] =
-{
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY0_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY0_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY0_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY0_SET, ARF)
-        },
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY1_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY1_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY1_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY1_SET, ARF)
-        },
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY2_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY2_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY2_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY2_SET, ARF)
-        },
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY3_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY3_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY3_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY3_SET, ARF)
-        },
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY4_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY4_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY4_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY4_SET, ARF)
-        },
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY5_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY5_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY5_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY5_SET, ARF)
-        },
-        { XCHAL_ITLB_SET(XCHAL_ITLB_WAY6_SET, ENTRIES),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY6_SET, ENTRIES_LOG2),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY6_SET, PAGESZ_LOG2_MIN),
-          XCHAL_ITLB_SET(XCHAL_ITLB_WAY6_SET, ARF)
-        }
-};
-
-static struct way_config_t dtlb[XCHAL_DTLB_WAYS] =
-{
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY0_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY0_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY0_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY0_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY1_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY1_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY1_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY1_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY2_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY2_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY2_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY2_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY3_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY3_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY3_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY3_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY4_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY4_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY4_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY4_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY5_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY5_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY5_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY5_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY6_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY6_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY6_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY6_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY7_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY7_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY7_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY7_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY8_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY8_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY8_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY8_SET, ARF)
-        },
-        { XCHAL_DTLB_SET(XCHAL_DTLB_WAY9_SET, ENTRIES),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY9_SET, ENTRIES_LOG2),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY9_SET, PAGESZ_LOG2_MIN),
-          XCHAL_DTLB_SET(XCHAL_DTLB_WAY9_SET, ARF)
-        }
-};
-
-/*  Total number of entries:  */
-#define ITLB_TOTAL_ENTRIES      \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY0_SET, ENTRIES) + \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY1_SET, ENTRIES) + \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY2_SET, ENTRIES) + \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY3_SET, ENTRIES) + \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY4_SET, ENTRIES) + \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY5_SET, ENTRIES) + \
-                XCHAL_ITLB_SET(XCHAL_ITLB_WAY6_SET, ENTRIES)
-#define DTLB_TOTAL_ENTRIES      \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY0_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY1_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY2_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY3_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY4_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY5_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY6_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY7_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY8_SET, ENTRIES) + \
-                XCHAL_DTLB_SET(XCHAL_DTLB_WAY9_SET, ENTRIES)
-
-
-typedef struct {
-    unsigned            va;
-    unsigned            pa;
-    unsigned char       asid;
-    unsigned char       ca;
-    unsigned char       way;
-    unsigned char       index;
-    unsigned char       pgsz_log2;      /* 0 .. 32 */
-    unsigned char       type;           /* 0=ITLB 1=DTLB */
-} tlb_dump_entry_t;
-
-/*  Return -1 if a precedes b, +1 if a follows b, 0 if same:  */
-int cmp_tlb_dump_info( tlb_dump_entry_t *a, tlb_dump_entry_t *b )
-{
-    if (a->asid < b->asid) return -1;
-    if (a->asid > b->asid) return  1;
-    if (a->va < b->va) return -1;
-    if (a->va > b->va) return  1;
-    if (a->pa < b->pa) return -1;
-    if (a->pa > b->pa) return  1;
-    if (a->ca < b->ca) return -1;
-    if (a->ca > b->ca) return  1;
-    if (a->way < b->way) return -1;
-    if (a->way > b->way) return  1;
-    if (a->index < b->index) return -1;
-    if (a->index > b->index) return  1;
-    return 0;
-}
-
-void sort_tlb_dump_info( tlb_dump_entry_t *t, int n )
-{
-    int i, j;
-    /*  Simple O(n*n) sort:  */
-    for (i = 0; i < n-1; i++)
-        for (j = i+1; j < n; j++)
-            if (cmp_tlb_dump_info(t+i, t+j) > 0) {
-                tlb_dump_entry_t tmp = t[i];
-                t[i] = t[j];
-                t[j] = tmp;
-            }
-}
-
-
-static tlb_dump_entry_t itlb_dump_info[ITLB_TOTAL_ENTRIES];
-static tlb_dump_entry_t dtlb_dump_info[DTLB_TOTAL_ENTRIES];
-
-
-static inline char *way_type (int type)
-{
-        return type ? "autorefill" : "non-autorefill";
-}
-
-void print_entry (struct way_config_t *way_info,
-                  unsigned int way,
-                  unsigned int index,
-                  unsigned int virtual,
-                  unsigned int translation)
-{
-        char valid_chr;
-        unsigned int va, pa, asid, ca;
-
-        va = virtual &
-                ~((1 << (way_info->pgsz_log2 + way_info->indicies_log2)) - 1);
-        asid = virtual & ((1 << XCHAL_MMU_ASID_BITS) - 1);
-        pa = translation & ~((1 << way_info->pgsz_log2) - 1);
-        ca = translation & ((1 << XCHAL_MMU_CA_BITS) - 1);
-        valid_chr = asid ? 'V' : 'I';
-
-        /* Compute and incorporate the effect of the index bits on the
-         * va.  It's more useful for kernel debugging, since we always
-         * want to know the effective va anyway. */
-
-        va += index << way_info->pgsz_log2;
-
-        printk ("\t[%d,%d] (%c) vpn 0x%.8x  ppn 0x%.8x  asid 0x%.2x  am 0x%x\n",
-                way, index, valid_chr, va, pa, asid, ca);
-}
-
-void print_itlb_entry (struct way_config_t *way_info, int way, int index)
-{
-        print_entry (way_info, way, index,
-                     read_itlb_virtual (way + (index << way_info->pgsz_log2)),
-                     read_itlb_translation (way + (index << way_info->pgsz_log2)));
-}
-
-void print_dtlb_entry (struct way_config_t *way_info, int way, int index)
-{
-        print_entry (way_info, way, index,
-                     read_dtlb_virtual (way + (index << way_info->pgsz_log2)),
-                     read_dtlb_translation (way + (index << way_info->pgsz_log2)));
-}
-
-void dump_itlb (void)
-{
-        int way, index;
-
-        printk ("\nITLB: ways = %d\n", XCHAL_ITLB_WAYS);
-
-        for (way = 0; way < XCHAL_ITLB_WAYS; way++) {
-                printk ("\nWay: %d, Entries: %d, MinPageSize: %d, Type: %s\n",
-                        way, itlb[way].indicies,
-                        itlb[way].pgsz_log2, way_type(itlb[way].arf));
-                for (index = 0; index < itlb[way].indicies; index++) {
-                        print_itlb_entry(&itlb[way], way, index);
-                }
-        }
-}
-
-void dump_dtlb (void)
-{
-        int way, index;
-
-        printk ("\nDTLB: ways = %d\n", XCHAL_DTLB_WAYS);
-
-        for (way = 0; way < XCHAL_DTLB_WAYS; way++) {
-                printk ("\nWay: %d, Entries: %d, MinPageSize: %d, Type: %s\n",
-                        way, dtlb[way].indicies,
-                        dtlb[way].pgsz_log2, way_type(dtlb[way].arf));
-                for (index = 0; index < dtlb[way].indicies; index++) {
-                        print_dtlb_entry(&dtlb[way], way, index);
-                }
-        }
-}
-
-void dump_tlb (tlb_dump_entry_t *tinfo, struct way_config_t *config,
-                int entries, int ways, int type, int show_invalid)
-{
-    tlb_dump_entry_t *e = tinfo;
-    int way, i;
-
-    /*  Gather all info:  */
-    for (way = 0; way < ways; way++) {
-        struct way_config_t *cfg = config + way;
-        for (i = 0; i < cfg->indicies; i++) {
-            unsigned wayindex = way + (i << cfg->pgsz_log2);
-            unsigned vv = (type ? read_dtlb_virtual (wayindex)
-                                : read_itlb_virtual (wayindex));
-            unsigned pp = (type ? read_dtlb_translation (wayindex)
-                                : read_itlb_translation (wayindex));
-
-            /* Compute and incorporate the effect of the index bits on the
-             * va.  It's more useful for kernel debugging, since we always
-             * want to know the effective va anyway. */
-
-            e->va = (vv & ~((1 << (cfg->pgsz_log2 + cfg->indicies_log2)) - 1));
-            e->va += (i << cfg->pgsz_log2);
-            e->pa = (pp & ~((1 << cfg->pgsz_log2) - 1));
-            e->asid = (vv & ((1 << XCHAL_MMU_ASID_BITS) - 1));
-            e->ca = (pp & ((1 << XCHAL_MMU_CA_BITS) - 1));
-            e->way = way;
-            e->index = i;
-            e->pgsz_log2 = cfg->pgsz_log2;
-            e->type = type;
-            e++;
-        }
-    }
-#if 1
-    /*  Sort by ASID and VADDR:  */
-    sort_tlb_dump_info (tinfo, entries);
-#endif
-
-    /*  Display all sorted info:  */
-    printk ("\n%cTLB dump:\n", (type ? 'D' : 'I'));
-    for (e = tinfo, i = 0; i < entries; i++, e++) {
-#if 0
-        if (e->asid == 0 && !show_invalid)
-            continue;
-#endif
-        printk ("%c way=%d i=%d  ASID=%02X V=%08X -> P=%08X CA=%X (%d %cB)\n",
-                (e->type ? 'D' : 'I'), e->way, e->index,
-                e->asid, e->va, e->pa, e->ca,
-                (1 << (e->pgsz_log2 % 10)),
-                " kMG"[e->pgsz_log2 / 10]
-                );
-    }
-}
-
-void dump_tlbs2 (int showinv)
-{
-    dump_tlb (itlb_dump_info, itlb, ITLB_TOTAL_ENTRIES, XCHAL_ITLB_WAYS, 0, showinv);
-    dump_tlb (dtlb_dump_info, dtlb, DTLB_TOTAL_ENTRIES, XCHAL_DTLB_WAYS, 1, showinv);
-}
-
-void dump_all_tlbs (void)
-{
-    dump_tlbs2 (1);
-}
-
-void dump_valid_tlbs (void)
-{
-    dump_tlbs2 (0);
 }
 
-
-void dump_tlbs (void)
-{
-        dump_itlb();
-        dump_dtlb();
-}
-
-void dump_cache_tag(int dcache, int idx)
-{
-        int w, i, s, e;
-        unsigned long tag, index;
-        unsigned long num_lines, num_ways, cache_size, line_size;
-
-        num_ways = dcache ? XCHAL_DCACHE_WAYS : XCHAL_ICACHE_WAYS;
-        cache_size = dcache ? XCHAL_DCACHE_SIZE : XCHAL_ICACHE_SIZE;
-        line_size = dcache ? XCHAL_DCACHE_LINESIZE : XCHAL_ICACHE_LINESIZE;
-
-        num_lines = cache_size / num_ways;
-
-        s = 0; e = num_lines;
-
-        if (idx >= 0)
-                e = (s = idx * line_size) + 1;
-
-        for (i = s; i < e; i+= line_size) {
-                printk("\nline %#08x:", i);
-                for (w = 0; w < num_ways; w++) {
-                        index = w * num_lines + i;
-                        if (dcache)
-                                __asm__ __volatile__("ldct %0, %1\n\t"
-                                                : "=a"(tag) : "a"(index));
-                        else
-                                __asm__ __volatile__("lict %0, %1\n\t"
-                                                : "=a"(tag) : "a"(index));
-
-                        printk(" %#010lx", tag);
-                }
-        }
-        printk ("\n");
-}
-
-void dump_icache(int index)
-{
-        unsigned long data, addr;
-        int w, i;
-
-        const unsigned long num_ways = XCHAL_ICACHE_WAYS;
-        const unsigned long cache_size = XCHAL_ICACHE_SIZE;
-        const unsigned long line_size = XCHAL_ICACHE_LINESIZE;
-        const unsigned long num_lines = cache_size / num_ways / line_size;
-
-        for (w = 0; w < num_ways; w++) {
-                printk ("\nWay %d", w);
-
-                for (i = 0; i < line_size; i+= 4) {
-                        addr = w * num_lines + index * line_size + i;
-                        __asm__ __volatile__("licw %0, %1\n\t"
-                                        : "=a"(data) : "a"(addr));
-                        printk(" %#010lx", data);
-                }
-        }
-        printk ("\n");
-}
-
-void dump_cache_tags(void)
-{
-        printk("Instruction cache\n");
-        dump_cache_tag(0, -1);
-        printk("Data cache\n");
-        dump_cache_tag(1, -1);
-}
-
-#endif
diff --git a/arch/xtensa/platform-iss/console.c b/arch/xtensa/platform-iss/console.c
index 5c947cae7520..2f4f20ffe666 100644
--- a/arch/xtensa/platform-iss/console.c
+++ b/arch/xtensa/platform-iss/console.c
@@ -25,11 +25,15 @@
 #include <asm/uaccess.h>
 #include <asm/irq.h>
 
-#include <xtensa/simcall.h>
+#include <asm/platform/simcall.h>
 
 #include <linux/tty.h>
 #include <linux/tty_flip.h>
 
+#ifdef SERIAL_INLINE
+#define _INLINE_ inline
+#endif
+
 #define SERIAL_MAX_NUM_LINES 1
 #define SERIAL_TIMER_VALUE (20 * HZ)
 
@@ -191,7 +195,7 @@ static int rs_read_proc(char *page, char **start, off_t off, int count,
 }
 
 
-static const struct tty_operations serial_ops = {
+static struct tty_operations serial_ops = {
         .open = rs_open,
         .close = rs_close,
         .write = rs_write,
diff --git a/arch/xtensa/platform-iss/network.c b/arch/xtensa/platform-iss/network.c
index 15d64414bd60..8ebfc8761229 100644
--- a/arch/xtensa/platform-iss/network.c
+++ b/arch/xtensa/platform-iss/network.c
@@ -34,7 +34,7 @@
 #include <linux/timer.h>
 #include <linux/platform_device.h>
 
-#include <xtensa/simcall.h>
+#include <asm/platform/simcall.h>
 
 #define DRIVER_NAME "iss-netdev"
 #define ETH_MAX_PACKET 1500