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authorPaul Mackerras <paulus@samba.org>2006-08-31 01:45:48 -0400
committerPaul Mackerras <paulus@samba.org>2006-08-31 01:45:48 -0400
commitaa43f77939c97bf9d3580c6a5e71a5a40290e451 (patch)
tree095c0b8b3da4b6554a3f8ef4b39240a5d9216d4d /arch
parent2818c5dec5e28d65d52afbb7695bbbafe6377ee5 (diff)
parent4c15343167b5febe7bb0ba96aad5bef42ae94d3b (diff)
Merge branch 'merge'
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/Makefile3
-rw-r--r--arch/arm/common/dmabounce.c8
-rw-r--r--arch/arm/common/rtctime.c1
-rw-r--r--arch/arm/common/sa1111.c6
-rw-r--r--arch/arm/kernel/Makefile3
-rw-r--r--arch/arm/kernel/entry-armv.S21
-rw-r--r--arch/arm/kernel/head.S2
-rw-r--r--arch/arm/kernel/isa.c63
-rw-r--r--arch/arm/kernel/traps.c2
-rw-r--r--arch/arm/mach-footbridge/dc21285.c1
-rw-r--r--arch/arm/mach-integrator/pci_v3.c2
-rw-r--r--arch/arm/mach-ixp4xx/common-pci.c2
-rw-r--r--arch/arm/mach-ixp4xx/gtwx5715-setup.c7
-rw-r--r--arch/arm/mach-pxa/corgi_ssp.c20
-rw-r--r--arch/arm/mach-pxa/ssp.c35
-rw-r--r--arch/arm/mach-s3c2410/Makefile36
-rw-r--r--arch/arm/mach-s3c2410/dma.c163
-rw-r--r--arch/arm/mach-sa1100/ssp.c46
-rw-r--r--arch/arm/mach-versatile/core.c2
-rw-r--r--arch/arm/mm/Kconfig13
-rw-r--r--arch/arm/vfp/vfp.h8
-rw-r--r--arch/arm/vfp/vfpdouble.c30
-rw-r--r--arch/arm/vfp/vfpmodule.c4
-rw-r--r--arch/arm/vfp/vfpsingle.c35
-rw-r--r--arch/i386/Kconfig4
-rw-r--r--arch/i386/kernel/acpi/boot.c2
-rw-r--r--arch/i386/kernel/acpi/wakeup.S5
-rw-r--r--arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c9
-rw-r--r--arch/i386/kernel/head.S14
-rw-r--r--arch/i386/kernel/irq.c5
-rw-r--r--arch/i386/kernel/setup.c32
-rw-r--r--arch/i386/kernel/traps.c29
-rw-r--r--arch/i386/pci/common.c5
-rw-r--r--arch/i386/pci/init.c8
-rw-r--r--arch/i386/pci/mmconfig.c36
-rw-r--r--arch/i386/pci/pci.h3
-rw-r--r--arch/ia64/Kconfig4
-rw-r--r--arch/ia64/hp/sim/simscsi.c3
-rw-r--r--arch/ia64/kernel/acpi.c2
-rw-r--r--arch/ia64/kernel/topology.c6
-rw-r--r--arch/ia64/kernel/traps.c2
-rw-r--r--arch/ia64/sn/kernel/xpc_channel.c4
-rw-r--r--arch/ia64/sn/kernel/xpc_main.c28
-rw-r--r--arch/ia64/sn/kernel/xpc_partition.c24
-rw-r--r--arch/powerpc/Kconfig20
-rw-r--r--arch/powerpc/boot/dts/mpc7448hpc2.dts190
-rw-r--r--arch/powerpc/boot/dts/mpc8349emds.dts328
-rw-r--r--arch/powerpc/configs/mpc834x_mds_defconfig (renamed from arch/powerpc/configs/mpc834x_sys_defconfig)0
-rw-r--r--arch/powerpc/kernel/fpu.S5
-rw-r--r--arch/powerpc/kernel/irq.c84
-rw-r--r--arch/powerpc/kernel/pci_64.c11
-rw-r--r--arch/powerpc/kernel/prom_init.c10
-rw-r--r--arch/powerpc/kernel/prom_parse.c15
-rw-r--r--arch/powerpc/kernel/smp-tbsync.c5
-rw-r--r--arch/powerpc/kernel/time.c25
-rw-r--r--arch/powerpc/kernel/traps.c2
-rw-r--r--arch/powerpc/lib/memcpy_64.S11
-rw-r--r--arch/powerpc/platforms/83xx/mpc834x_itx.c49
-rw-r--r--arch/powerpc/platforms/83xx/mpc834x_sys.c56
-rw-r--r--arch/powerpc/platforms/83xx/mpc83xx.h1
-rw-r--r--arch/powerpc/platforms/83xx/pci.c9
-rw-r--r--arch/powerpc/platforms/embedded6xx/Kconfig1
-rw-r--r--arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c2
-rw-r--r--arch/powerpc/sysdev/Makefile4
-rw-r--r--arch/powerpc/sysdev/ipic.c303
-rw-r--r--arch/powerpc/sysdev/ipic.h23
-rw-r--r--arch/powerpc/sysdev/mpic.c223
-rw-r--r--arch/ppc/kernel/smp-tbsync.c7
-rw-r--r--arch/ppc/platforms/85xx/mpc8560_ads.c89
-rw-r--r--arch/ppc/platforms/85xx/mpc85xx_ads_common.h19
-rw-r--r--arch/ppc/platforms/mpc8272ads_setup.c154
-rw-r--r--arch/ppc/platforms/mpc866ads_setup.c192
-rw-r--r--arch/ppc/platforms/mpc885ads_setup.c175
-rw-r--r--arch/ppc/platforms/pq2ads_pd.h82
-rw-r--r--arch/ppc/syslib/Makefile2
-rw-r--r--arch/ppc/syslib/ipic.c646
-rw-r--r--arch/ppc/syslib/ipic.h47
-rw-r--r--arch/ppc/syslib/mpc85xx_devices.c89
-rw-r--r--arch/ppc/syslib/mpc8xx_devices.c8
-rw-r--r--arch/ppc/syslib/mpc8xx_sys.c6
-rw-r--r--arch/ppc/syslib/pq2_devices.c5
-rw-r--r--arch/ppc/syslib/pq2_sys.c3
-rw-r--r--arch/s390/appldata/appldata_base.c2
-rw-r--r--arch/s390/mm/init.c6
-rw-r--r--arch/sparc/kernel/setup.c4
-rw-r--r--arch/sparc/kernel/smp.c1
-rw-r--r--arch/sparc/kernel/sun4d_smp.c2
-rw-r--r--arch/sparc/kernel/sun4m_smp.c2
-rw-r--r--arch/sparc64/mm/generic.c2
-rw-r--r--arch/x86_64/defconfig66
-rw-r--r--arch/x86_64/ia32/ia32_binfmt.c57
-rw-r--r--arch/x86_64/kernel/e820.c35
-rw-r--r--arch/x86_64/kernel/entry.S3
-rw-r--r--arch/x86_64/kernel/head.S1
-rw-r--r--arch/x86_64/kernel/init_task.c5
-rw-r--r--arch/x86_64/kernel/setup.c6
-rw-r--r--arch/x86_64/kernel/setup64.c3
-rw-r--r--arch/x86_64/kernel/traps.c32
-rw-r--r--arch/x86_64/pci/mmconfig.c34
-rw-r--r--arch/xtensa/kernel/traps.c2
100 files changed, 2831 insertions, 1071 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 3345c6d0fd1e..92873cdee31f 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -47,7 +47,8 @@ comma = ,
47# testing for a specific architecture or later rather impossible. 47# testing for a specific architecture or later rather impossible.
48arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6) 48arch-$(CONFIG_CPU_32v6) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
49arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k) 49arch-$(CONFIG_CPU_32v6K) :=-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
50arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4) 50arch-$(CONFIG_CPU_32v5) :=-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
51arch-$(CONFIG_CPU_32v4T) :=-D__LINUX_ARM_ARCH__=4 -march=armv4t
51arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4 52arch-$(CONFIG_CPU_32v4) :=-D__LINUX_ARM_ARCH__=4 -march=armv4
52arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3 53arch-$(CONFIG_CPU_32v3) :=-D__LINUX_ARM_ARCH__=3 -march=armv3
53 54
diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 5b7c26395b44..028bdc9228fb 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -179,17 +179,19 @@ alloc_safe_buffer(struct dmabounce_device_info *device_info, void *ptr,
179static inline struct safe_buffer * 179static inline struct safe_buffer *
180find_safe_buffer(struct dmabounce_device_info *device_info, dma_addr_t safe_dma_addr) 180find_safe_buffer(struct dmabounce_device_info *device_info, dma_addr_t safe_dma_addr)
181{ 181{
182 struct safe_buffer *b = NULL; 182 struct safe_buffer *b, *rb = NULL;
183 unsigned long flags; 183 unsigned long flags;
184 184
185 read_lock_irqsave(&device_info->lock, flags); 185 read_lock_irqsave(&device_info->lock, flags);
186 186
187 list_for_each_entry(b, &device_info->safe_buffers, node) 187 list_for_each_entry(b, &device_info->safe_buffers, node)
188 if (b->safe_dma_addr == safe_dma_addr) 188 if (b->safe_dma_addr == safe_dma_addr) {
189 rb = b;
189 break; 190 break;
191 }
190 192
191 read_unlock_irqrestore(&device_info->lock, flags); 193 read_unlock_irqrestore(&device_info->lock, flags);
192 return b; 194 return rb;
193} 195}
194 196
195static inline void 197static inline void
diff --git a/arch/arm/common/rtctime.c b/arch/arm/common/rtctime.c
index 35c9a64ac14c..4e5445cfb0ea 100644
--- a/arch/arm/common/rtctime.c
+++ b/arch/arm/common/rtctime.c
@@ -68,6 +68,7 @@ void rtc_next_alarm_time(struct rtc_time *next, struct rtc_time *now, struct rtc
68 rtc_time_to_tm(next_time, next); 68 rtc_time_to_tm(next_time, next);
69 } 69 }
70} 70}
71EXPORT_SYMBOL(rtc_next_alarm_time);
71 72
72static inline int rtc_arm_read_time(struct rtc_ops *ops, struct rtc_time *tm) 73static inline int rtc_arm_read_time(struct rtc_ops *ops, struct rtc_time *tm)
73{ 74{
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index a331c12cead9..29818bd3248f 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -618,7 +618,7 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
618{ 618{
619 struct sa1111 *sachip; 619 struct sa1111 *sachip;
620 unsigned long id; 620 unsigned long id;
621 unsigned int has_devs, val; 621 unsigned int has_devs;
622 int i, ret = -ENODEV; 622 int i, ret = -ENODEV;
623 623
624 sachip = kzalloc(sizeof(struct sa1111), GFP_KERNEL); 624 sachip = kzalloc(sizeof(struct sa1111), GFP_KERNEL);
@@ -669,6 +669,9 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
669 sa1111_wake(sachip); 669 sa1111_wake(sachip);
670 670
671#ifdef CONFIG_ARCH_SA1100 671#ifdef CONFIG_ARCH_SA1100
672 {
673 unsigned int val;
674
672 /* 675 /*
673 * The SDRAM configuration of the SA1110 and the SA1111 must 676 * The SDRAM configuration of the SA1110 and the SA1111 must
674 * match. This is very important to ensure that SA1111 accesses 677 * match. This is very important to ensure that SA1111 accesses
@@ -692,6 +695,7 @@ __sa1111_probe(struct device *me, struct resource *mem, int irq)
692 * Enable the SA1110 memory bus request and grant signals. 695 * Enable the SA1110 memory bus request and grant signals.
693 */ 696 */
694 sa1110_mb_enable(); 697 sa1110_mb_enable();
698 }
695#endif 699#endif
696 700
697 /* 701 /*
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index f0c0cdb1c183..1320a0efca73 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -13,12 +13,11 @@ obj-y := compat.o entry-armv.o entry-common.o irq.o \
13obj-$(CONFIG_APM) += apm.o 13obj-$(CONFIG_APM) += apm.o
14obj-$(CONFIG_ISA_DMA_API) += dma.o 14obj-$(CONFIG_ISA_DMA_API) += dma.o
15obj-$(CONFIG_ARCH_ACORN) += ecard.o 15obj-$(CONFIG_ARCH_ACORN) += ecard.o
16obj-$(CONFIG_FOOTBRIDGE) += isa.o
17obj-$(CONFIG_FIQ) += fiq.o 16obj-$(CONFIG_FIQ) += fiq.o
18obj-$(CONFIG_MODULES) += armksyms.o module.o 17obj-$(CONFIG_MODULES) += armksyms.o module.o
19obj-$(CONFIG_ARTHUR) += arthur.o 18obj-$(CONFIG_ARTHUR) += arthur.o
20obj-$(CONFIG_ISA_DMA) += dma-isa.o 19obj-$(CONFIG_ISA_DMA) += dma-isa.o
21obj-$(CONFIG_PCI) += bios32.o 20obj-$(CONFIG_PCI) += bios32.o isa.o
22obj-$(CONFIG_SMP) += smp.o 21obj-$(CONFIG_SMP) += smp.o
23obj-$(CONFIG_OABI_COMPAT) += sys_oabi-compat.o 22obj-$(CONFIG_OABI_COMPAT) += sys_oabi-compat.o
24 23
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 7ea5f01dfc7b..de4e33137901 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -634,6 +634,14 @@ ENTRY(__switch_to)
634 * purpose. 634 * purpose.
635 */ 635 */
636 636
637 .macro usr_ret, reg
638#ifdef CONFIG_ARM_THUMB
639 bx \reg
640#else
641 mov pc, \reg
642#endif
643 .endm
644
637 .align 5 645 .align 5
638 .globl __kuser_helper_start 646 .globl __kuser_helper_start
639__kuser_helper_start: 647__kuser_helper_start:
@@ -675,7 +683,7 @@ __kuser_memory_barrier: @ 0xffff0fa0
675#if __LINUX_ARM_ARCH__ >= 6 && defined(CONFIG_SMP) 683#if __LINUX_ARM_ARCH__ >= 6 && defined(CONFIG_SMP)
676 mcr p15, 0, r0, c7, c10, 5 @ dmb 684 mcr p15, 0, r0, c7, c10, 5 @ dmb
677#endif 685#endif
678 mov pc, lr 686 usr_ret lr
679 687
680 .align 5 688 .align 5
681 689
@@ -778,7 +786,7 @@ __kuser_cmpxchg: @ 0xffff0fc0
778 mov r0, #-1 786 mov r0, #-1
779 adds r0, r0, #0 787 adds r0, r0, #0
780#endif 788#endif
781 mov pc, lr 789 usr_ret lr
782 790
783#else 791#else
784 792
@@ -792,7 +800,7 @@ __kuser_cmpxchg: @ 0xffff0fc0
792#ifdef CONFIG_SMP 800#ifdef CONFIG_SMP
793 mcr p15, 0, r0, c7, c10, 5 @ dmb 801 mcr p15, 0, r0, c7, c10, 5 @ dmb
794#endif 802#endif
795 mov pc, lr 803 usr_ret lr
796 804
797#endif 805#endif
798 806
@@ -834,16 +842,11 @@ __kuser_cmpxchg: @ 0xffff0fc0
834__kuser_get_tls: @ 0xffff0fe0 842__kuser_get_tls: @ 0xffff0fe0
835 843
836#if !defined(CONFIG_HAS_TLS_REG) && !defined(CONFIG_TLS_REG_EMUL) 844#if !defined(CONFIG_HAS_TLS_REG) && !defined(CONFIG_TLS_REG_EMUL)
837
838 ldr r0, [pc, #(16 - 8)] @ TLS stored at 0xffff0ff0 845 ldr r0, [pc, #(16 - 8)] @ TLS stored at 0xffff0ff0
839 mov pc, lr
840
841#else 846#else
842
843 mrc p15, 0, r0, c13, c0, 3 @ read TLS register 847 mrc p15, 0, r0, c13, c0, 3 @ read TLS register
844 mov pc, lr
845
846#endif 848#endif
849 usr_ret lr
847 850
848 .rep 5 851 .rep 5
849 .word 0 @ pad up to __kuser_helper_version 852 .word 0 @ pad up to __kuser_helper_version
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 4fe386eea4b4..5365d4e5949e 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -118,7 +118,7 @@ ENTRY(secondary_startup)
118 sub r4, r4, r5 @ mmu has been enabled 118 sub r4, r4, r5 @ mmu has been enabled
119 ldr r4, [r7, r4] @ get secondary_data.pgdir 119 ldr r4, [r7, r4] @ get secondary_data.pgdir
120 adr lr, __enable_mmu @ return address 120 adr lr, __enable_mmu @ return address
121 add pc, r10, #12 @ initialise processor 121 add pc, r10, #PROCINFO_INITFUNC @ initialise processor
122 @ (return control reg) 122 @ (return control reg)
123 123
124 /* 124 /*
diff --git a/arch/arm/kernel/isa.c b/arch/arm/kernel/isa.c
index 685c3e591a7e..54bbd9fe255c 100644
--- a/arch/arm/kernel/isa.c
+++ b/arch/arm/kernel/isa.c
@@ -3,21 +3,14 @@
3 * 3 *
4 * Copyright (C) 1999 Phil Blundell 4 * Copyright (C) 1999 Phil Blundell
5 * 5 *
6 * ISA shared memory and I/O port support
7 */
8
9/*
10 * This program is free software; you can redistribute it and/or 6 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License 7 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version 8 * as published by the Free Software Foundation; either version
13 * 2 of the License, or (at your option) any later version. 9 * 2 of the License, or (at your option) any later version.
10 *
11 * ISA shared memory and I/O port support, and is required to support
12 * iopl, inb, outb and friends in userspace via glibc emulation.
14 */ 13 */
15
16/*
17 * Nothing about this is actually ARM specific. One day we could move
18 * it into kernel/resource.c or some place like that.
19 */
20
21#include <linux/stddef.h> 14#include <linux/stddef.h>
22#include <linux/types.h> 15#include <linux/types.h>
23#include <linux/fs.h> 16#include <linux/fs.h>
@@ -27,21 +20,49 @@
27static unsigned int isa_membase, isa_portbase, isa_portshift; 20static unsigned int isa_membase, isa_portbase, isa_portshift;
28 21
29static ctl_table ctl_isa_vars[4] = { 22static ctl_table ctl_isa_vars[4] = {
30 {BUS_ISA_MEM_BASE, "membase", &isa_membase, 23 {
31 sizeof(isa_membase), 0444, NULL, &proc_dointvec}, 24 .ctl_name = BUS_ISA_MEM_BASE,
32 {BUS_ISA_PORT_BASE, "portbase", &isa_portbase, 25 .procname = "membase",
33 sizeof(isa_portbase), 0444, NULL, &proc_dointvec}, 26 .data = &isa_membase,
34 {BUS_ISA_PORT_SHIFT, "portshift", &isa_portshift, 27 .maxlen = sizeof(isa_membase),
35 sizeof(isa_portshift), 0444, NULL, &proc_dointvec}, 28 .mode = 0444,
36 {0} 29 .proc_handler = &proc_dointvec,
30 }, {
31 .ctl_name = BUS_ISA_PORT_BASE,
32 .procname = "portbase",
33 .data = &isa_portbase,
34 .maxlen = sizeof(isa_portbase),
35 .mode = 0444,
36 .proc_handler = &proc_dointvec,
37 }, {
38 .ctl_name = BUS_ISA_PORT_SHIFT,
39 .procname = "portshift",
40 .data = &isa_portshift,
41 .maxlen = sizeof(isa_portshift),
42 .mode = 0444,
43 .proc_handler = &proc_dointvec,
44 }, {0}
37}; 45};
38 46
39static struct ctl_table_header *isa_sysctl_header; 47static struct ctl_table_header *isa_sysctl_header;
40 48
41static ctl_table ctl_isa[2] = {{CTL_BUS_ISA, "isa", NULL, 0, 0555, ctl_isa_vars}, 49static ctl_table ctl_isa[2] = {
42 {0}}; 50 {
43static ctl_table ctl_bus[2] = {{CTL_BUS, "bus", NULL, 0, 0555, ctl_isa}, 51 .ctl_name = CTL_BUS_ISA,
44 {0}}; 52 .procname = "isa",
53 .mode = 0555,
54 .child = ctl_isa_vars,
55 }, {0}
56};
57
58static ctl_table ctl_bus[2] = {
59 {
60 .ctl_name = CTL_BUS,
61 .procname = "bus",
62 .mode = 0555,
63 .child = ctl_isa,
64 }, {0}
65};
45 66
46void __init 67void __init
47register_isa_ports(unsigned int membase, unsigned int portbase, unsigned int portshift) 68register_isa_ports(unsigned int membase, unsigned int portbase, unsigned int portshift)
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 4e29dd03e582..aeeed806f991 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -233,7 +233,7 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
233 spin_unlock_irq(&die_lock); 233 spin_unlock_irq(&die_lock);
234 234
235 if (panic_on_oops) 235 if (panic_on_oops)
236 panic("Fatal exception: panic_on_oops"); 236 panic("Fatal exception");
237 237
238 do_exit(SIGSEGV); 238 do_exit(SIGSEGV);
239} 239}
diff --git a/arch/arm/mach-footbridge/dc21285.c b/arch/arm/mach-footbridge/dc21285.c
index 607ed1f5b3f8..823e25d4547e 100644
--- a/arch/arm/mach-footbridge/dc21285.c
+++ b/arch/arm/mach-footbridge/dc21285.c
@@ -35,7 +35,6 @@
35 35
36extern int setup_arm_irq(int, struct irqaction *); 36extern int setup_arm_irq(int, struct irqaction *);
37extern void pcibios_report_status(u_int status_mask, int warn); 37extern void pcibios_report_status(u_int status_mask, int warn);
38extern void register_isa_ports(unsigned int, unsigned int, unsigned int);
39 38
40static unsigned long 39static unsigned long
41dc21285_base_address(struct pci_bus *bus, unsigned int devfn) 40dc21285_base_address(struct pci_bus *bus, unsigned int devfn)
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index f9043592e299..4418f6d7572d 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -600,4 +600,6 @@ void __init pci_v3_postinit(void)
600 printk(KERN_ERR "PCI: unable to grab local bus timeout " 600 printk(KERN_ERR "PCI: unable to grab local bus timeout "
601 "interrupt: %d\n", ret); 601 "interrupt: %d\n", ret);
602#endif 602#endif
603
604 register_isa_ports(PHYS_PCI_MEM_BASE, PHYS_PCI_IO_BASE, 0);
603} 605}
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 2d40fe1145f0..9562177b5fe1 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -532,8 +532,6 @@ pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
532 return -EIO; 532 return -EIO;
533} 533}
534 534
535EXPORT_SYMBOL(pci_set_dma_mask);
536EXPORT_SYMBOL(pci_set_consistent_dma_mask);
537EXPORT_SYMBOL(ixp4xx_pci_read); 535EXPORT_SYMBOL(ixp4xx_pci_read);
538EXPORT_SYMBOL(ixp4xx_pci_write); 536EXPORT_SYMBOL(ixp4xx_pci_write);
539 537
diff --git a/arch/arm/mach-ixp4xx/gtwx5715-setup.c b/arch/arm/mach-ixp4xx/gtwx5715-setup.c
index 654e2eed81fb..30f1300e0e21 100644
--- a/arch/arm/mach-ixp4xx/gtwx5715-setup.c
+++ b/arch/arm/mach-ixp4xx/gtwx5715-setup.c
@@ -107,9 +107,9 @@ static struct flash_platform_data gtwx5715_flash_data = {
107 .width = 2, 107 .width = 2,
108}; 108};
109 109
110static struct gtw5715_flash_resource = { 110static struct resource gtwx5715_flash_resource = {
111 .flags = IORESOURCE_MEM, 111 .flags = IORESOURCE_MEM,
112} 112};
113 113
114static struct platform_device gtwx5715_flash = { 114static struct platform_device gtwx5715_flash = {
115 .name = "IXP4XX-Flash", 115 .name = "IXP4XX-Flash",
@@ -130,9 +130,6 @@ static void __init gtwx5715_init(void)
130{ 130{
131 ixp4xx_sys_init(); 131 ixp4xx_sys_init();
132 132
133 if (!flash_resource)
134 printk(KERN_ERR "Could not allocate flash resource\n");
135
136 gtwx5715_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); 133 gtwx5715_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
137 gtwx5715_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_8M - 1; 134 gtwx5715_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_8M - 1;
138 135
diff --git a/arch/arm/mach-pxa/corgi_ssp.c b/arch/arm/mach-pxa/corgi_ssp.c
index f9421318cb7a..ff6b4ee037f5 100644
--- a/arch/arm/mach-pxa/corgi_ssp.c
+++ b/arch/arm/mach-pxa/corgi_ssp.c
@@ -47,14 +47,15 @@ static struct corgissp_machinfo *ssp_machinfo;
47 */ 47 */
48unsigned long corgi_ssp_ads7846_putget(ulong data) 48unsigned long corgi_ssp_ads7846_putget(ulong data)
49{ 49{
50 unsigned long ret,flag; 50 unsigned long flag;
51 u32 ret = 0;
51 52
52 spin_lock_irqsave(&corgi_ssp_lock, flag); 53 spin_lock_irqsave(&corgi_ssp_lock, flag);
53 if (ssp_machinfo->cs_ads7846 >= 0) 54 if (ssp_machinfo->cs_ads7846 >= 0)
54 GPCR(ssp_machinfo->cs_ads7846) = GPIO_bit(ssp_machinfo->cs_ads7846); 55 GPCR(ssp_machinfo->cs_ads7846) = GPIO_bit(ssp_machinfo->cs_ads7846);
55 56
56 ssp_write_word(&corgi_ssp_dev,data); 57 ssp_write_word(&corgi_ssp_dev,data);
57 ret = ssp_read_word(&corgi_ssp_dev); 58 ssp_read_word(&corgi_ssp_dev, &ret);
58 59
59 if (ssp_machinfo->cs_ads7846 >= 0) 60 if (ssp_machinfo->cs_ads7846 >= 0)
60 GPSR(ssp_machinfo->cs_ads7846) = GPIO_bit(ssp_machinfo->cs_ads7846); 61 GPSR(ssp_machinfo->cs_ads7846) = GPIO_bit(ssp_machinfo->cs_ads7846);
@@ -88,7 +89,9 @@ void corgi_ssp_ads7846_put(ulong data)
88 89
89unsigned long corgi_ssp_ads7846_get(void) 90unsigned long corgi_ssp_ads7846_get(void)
90{ 91{
91 return ssp_read_word(&corgi_ssp_dev); 92 u32 ret = 0;
93 ssp_read_word(&corgi_ssp_dev, &ret);
94 return ret;
92} 95}
93 96
94EXPORT_SYMBOL(corgi_ssp_ads7846_putget); 97EXPORT_SYMBOL(corgi_ssp_ads7846_putget);
@@ -104,6 +107,7 @@ EXPORT_SYMBOL(corgi_ssp_ads7846_get);
104unsigned long corgi_ssp_dac_put(ulong data) 107unsigned long corgi_ssp_dac_put(ulong data)
105{ 108{
106 unsigned long flag, sscr1 = SSCR1_SPH; 109 unsigned long flag, sscr1 = SSCR1_SPH;
110 u32 tmp;
107 111
108 spin_lock_irqsave(&corgi_ssp_lock, flag); 112 spin_lock_irqsave(&corgi_ssp_lock, flag);
109 113
@@ -118,7 +122,7 @@ unsigned long corgi_ssp_dac_put(ulong data)
118 GPCR(ssp_machinfo->cs_lcdcon) = GPIO_bit(ssp_machinfo->cs_lcdcon); 122 GPCR(ssp_machinfo->cs_lcdcon) = GPIO_bit(ssp_machinfo->cs_lcdcon);
119 ssp_write_word(&corgi_ssp_dev,data); 123 ssp_write_word(&corgi_ssp_dev,data);
120 /* Read null data back from device to prevent SSP overflow */ 124 /* Read null data back from device to prevent SSP overflow */
121 ssp_read_word(&corgi_ssp_dev); 125 ssp_read_word(&corgi_ssp_dev, &tmp);
122 if (ssp_machinfo->cs_lcdcon >= 0) 126 if (ssp_machinfo->cs_lcdcon >= 0)
123 GPSR(ssp_machinfo->cs_lcdcon) = GPIO_bit(ssp_machinfo->cs_lcdcon); 127 GPSR(ssp_machinfo->cs_lcdcon) = GPIO_bit(ssp_machinfo->cs_lcdcon);
124 128
@@ -150,7 +154,7 @@ EXPORT_SYMBOL(corgi_ssp_blduty_set);
150int corgi_ssp_max1111_get(ulong data) 154int corgi_ssp_max1111_get(ulong data)
151{ 155{
152 unsigned long flag; 156 unsigned long flag;
153 int voltage,voltage1,voltage2; 157 long voltage = 0, voltage1 = 0, voltage2 = 0;
154 158
155 spin_lock_irqsave(&corgi_ssp_lock, flag); 159 spin_lock_irqsave(&corgi_ssp_lock, flag);
156 if (ssp_machinfo->cs_max1111 >= 0) 160 if (ssp_machinfo->cs_max1111 >= 0)
@@ -163,15 +167,15 @@ int corgi_ssp_max1111_get(ulong data)
163 167
164 /* TB1/RB1 */ 168 /* TB1/RB1 */
165 ssp_write_word(&corgi_ssp_dev,data); 169 ssp_write_word(&corgi_ssp_dev,data);
166 ssp_read_word(&corgi_ssp_dev); /* null read */ 170 ssp_read_word(&corgi_ssp_dev, (u32*)&voltage1); /* null read */
167 171
168 /* TB12/RB2 */ 172 /* TB12/RB2 */
169 ssp_write_word(&corgi_ssp_dev,0); 173 ssp_write_word(&corgi_ssp_dev,0);
170 voltage1=ssp_read_word(&corgi_ssp_dev); 174 ssp_read_word(&corgi_ssp_dev, (u32*)&voltage1);
171 175
172 /* TB13/RB3*/ 176 /* TB13/RB3*/
173 ssp_write_word(&corgi_ssp_dev,0); 177 ssp_write_word(&corgi_ssp_dev,0);
174 voltage2=ssp_read_word(&corgi_ssp_dev); 178 ssp_read_word(&corgi_ssp_dev, (u32*)&voltage2);
175 179
176 ssp_disable(&corgi_ssp_dev); 180 ssp_disable(&corgi_ssp_dev);
177 ssp_config(&corgi_ssp_dev, (SSCR0_National | (SSCR0_DSS & 0x0b )), 0, 0, SSCR0_SerClkDiv(ssp_machinfo->clk_ads7846)); 181 ssp_config(&corgi_ssp_dev, (SSCR0_National | (SSCR0_DSS & 0x0b )), 0, 0, SSCR0_SerClkDiv(ssp_machinfo->clk_ads7846));
diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c
index 93096befd017..1fddfeaa630d 100644
--- a/arch/arm/mach-pxa/ssp.c
+++ b/arch/arm/mach-pxa/ssp.c
@@ -40,6 +40,8 @@
40 40
41#define PXA_SSP_PORTS 3 41#define PXA_SSP_PORTS 3
42 42
43#define TIMEOUT 100000
44
43struct ssp_info_ { 45struct ssp_info_ {
44 int irq; 46 int irq;
45 u32 clock; 47 u32 clock;
@@ -92,13 +94,18 @@ static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
92 * The caller is expected to perform the necessary locking. 94 * The caller is expected to perform the necessary locking.
93 * 95 *
94 * Returns: 96 * Returns:
95 * %-ETIMEDOUT timeout occurred (for future) 97 * %-ETIMEDOUT timeout occurred
96 * 0 success 98 * 0 success
97 */ 99 */
98int ssp_write_word(struct ssp_dev *dev, u32 data) 100int ssp_write_word(struct ssp_dev *dev, u32 data)
99{ 101{
100 while (!(SSSR_P(dev->port) & SSSR_TNF)) 102 int timeout = TIMEOUT;
103
104 while (!(SSSR_P(dev->port) & SSSR_TNF)) {
105 if (!--timeout)
106 return -ETIMEDOUT;
101 cpu_relax(); 107 cpu_relax();
108 }
102 109
103 SSDR_P(dev->port) = data; 110 SSDR_P(dev->port) = data;
104 111
@@ -117,15 +124,21 @@ int ssp_write_word(struct ssp_dev *dev, u32 data)
117 * The caller is expected to perform the necessary locking. 124 * The caller is expected to perform the necessary locking.
118 * 125 *
119 * Returns: 126 * Returns:
120 * %-ETIMEDOUT timeout occurred (for future) 127 * %-ETIMEDOUT timeout occurred
121 * 32-bit data success 128 * 32-bit data success
122 */ 129 */
123int ssp_read_word(struct ssp_dev *dev) 130int ssp_read_word(struct ssp_dev *dev, u32 *data)
124{ 131{
125 while (!(SSSR_P(dev->port) & SSSR_RNE)) 132 int timeout = TIMEOUT;
133
134 while (!(SSSR_P(dev->port) & SSSR_RNE)) {
135 if (!--timeout)
136 return -ETIMEDOUT;
126 cpu_relax(); 137 cpu_relax();
138 }
127 139
128 return SSDR_P(dev->port); 140 *data = SSDR_P(dev->port);
141 return 0;
129} 142}
130 143
131/** 144/**
@@ -136,13 +149,21 @@ int ssp_read_word(struct ssp_dev *dev)
136 * 149 *
137 * The caller is expected to perform the necessary locking. 150 * The caller is expected to perform the necessary locking.
138 */ 151 */
139void ssp_flush(struct ssp_dev *dev) 152int ssp_flush(struct ssp_dev *dev)
140{ 153{
154 int timeout = TIMEOUT * 2;
155
141 do { 156 do {
142 while (SSSR_P(dev->port) & SSSR_RNE) { 157 while (SSSR_P(dev->port) & SSSR_RNE) {
158 if (!--timeout)
159 return -ETIMEDOUT;
143 (void) SSDR_P(dev->port); 160 (void) SSDR_P(dev->port);
144 } 161 }
162 if (!--timeout)
163 return -ETIMEDOUT;
145 } while (SSSR_P(dev->port) & SSSR_BSY); 164 } while (SSSR_P(dev->port) & SSSR_BSY);
165
166 return 0;
146} 167}
147 168
148/** 169/**
diff --git a/arch/arm/mach-s3c2410/Makefile b/arch/arm/mach-s3c2410/Makefile
index 0c7938645df6..273e05f2b8de 100644
--- a/arch/arm/mach-s3c2410/Makefile
+++ b/arch/arm/mach-s3c2410/Makefile
@@ -10,45 +10,47 @@ obj-m :=
10obj-n := 10obj-n :=
11obj- := 11obj- :=
12 12
13# DMA
14obj-$(CONFIG_S3C2410_DMA) += dma.o
15
13# S3C2400 support files 16# S3C2400 support files
14obj-$(CONFIG_CPU_S3C2400) += s3c2400-gpio.o 17obj-$(CONFIG_CPU_S3C2400) += s3c2400-gpio.o
15 18
16# S3C2410 support files 19# S3C2410 support files
17 20
18obj-$(CONFIG_CPU_S3C2410) += s3c2410.o 21obj-$(CONFIG_CPU_S3C2410) += s3c2410.o
19obj-$(CONFIG_CPU_S3C2410) += s3c2410-gpio.o 22obj-$(CONFIG_CPU_S3C2410) += s3c2410-gpio.o
20obj-$(CONFIG_S3C2410_DMA) += dma.o
21 23
22# Power Management support 24# Power Management support
23 25
24obj-$(CONFIG_PM) += pm.o sleep.o 26obj-$(CONFIG_PM) += pm.o sleep.o
25obj-$(CONFIG_PM_SIMTEC) += pm-simtec.o 27obj-$(CONFIG_PM_SIMTEC) += pm-simtec.o
26 28
27# S3C2412 support 29# S3C2412 support
28obj-$(CONFIG_CPU_S3C2412) += s3c2412.o 30obj-$(CONFIG_CPU_S3C2412) += s3c2412.o
29obj-$(CONFIG_CPU_S3C2412) += s3c2412-clock.o 31obj-$(CONFIG_CPU_S3C2412) += s3c2412-clock.o
30 32
31# 33#
32# S3C244X support 34# S3C244X support
33 35
34obj-$(CONFIG_CPU_S3C244X) += s3c244x.o 36obj-$(CONFIG_CPU_S3C244X) += s3c244x.o
35obj-$(CONFIG_CPU_S3C244X) += s3c244x-irq.o 37obj-$(CONFIG_CPU_S3C244X) += s3c244x-irq.o
36 38
37# Clock control 39# Clock control
38 40
39obj-$(CONFIG_S3C2410_CLOCK) += s3c2410-clock.o 41obj-$(CONFIG_S3C2410_CLOCK) += s3c2410-clock.o
40 42
41# S3C2440 support 43# S3C2440 support
42 44
43obj-$(CONFIG_CPU_S3C2440) += s3c2440.o s3c2440-dsc.o 45obj-$(CONFIG_CPU_S3C2440) += s3c2440.o s3c2440-dsc.o
44obj-$(CONFIG_CPU_S3C2440) += s3c2440-irq.o 46obj-$(CONFIG_CPU_S3C2440) += s3c2440-irq.o
45obj-$(CONFIG_CPU_S3C2440) += s3c2440-clock.o 47obj-$(CONFIG_CPU_S3C2440) += s3c2440-clock.o
46obj-$(CONFIG_CPU_S3C2440) += s3c2410-gpio.o 48obj-$(CONFIG_CPU_S3C2440) += s3c2410-gpio.o
47 49
48# S3C2442 support 50# S3C2442 support
49 51
50obj-$(CONFIG_CPU_S3C2442) += s3c2442.o 52obj-$(CONFIG_CPU_S3C2442) += s3c2442.o
51obj-$(CONFIG_CPU_S3C2442) += s3c2442-clock.o 53obj-$(CONFIG_CPU_S3C2442) += s3c2442-clock.o
52 54
53# bast extras 55# bast extras
54 56
diff --git a/arch/arm/mach-s3c2410/dma.c b/arch/arm/mach-s3c2410/dma.c
index 094cc52745c5..25855452fe8c 100644
--- a/arch/arm/mach-s3c2410/dma.c
+++ b/arch/arm/mach-s3c2410/dma.c
@@ -112,7 +112,7 @@ dmadbg_capture(s3c2410_dma_chan_t *chan, struct s3c2410_dma_regstate *regs)
112} 112}
113 113
114static void 114static void
115dmadbg_showregs(const char *fname, int line, s3c2410_dma_chan_t *chan, 115dmadbg_dumpregs(const char *fname, int line, s3c2410_dma_chan_t *chan,
116 struct s3c2410_dma_regstate *regs) 116 struct s3c2410_dma_regstate *regs)
117{ 117{
118 printk(KERN_DEBUG "dma%d: %s:%d: DCSRC=%08lx, DISRC=%08lx, DSTAT=%08lx DMT=%02lx, DCON=%08lx\n", 118 printk(KERN_DEBUG "dma%d: %s:%d: DCSRC=%08lx, DISRC=%08lx, DSTAT=%08lx DMT=%02lx, DCON=%08lx\n",
@@ -132,7 +132,16 @@ dmadbg_showchan(const char *fname, int line, s3c2410_dma_chan_t *chan)
132 chan->number, fname, line, chan->load_state, 132 chan->number, fname, line, chan->load_state,
133 chan->curr, chan->next, chan->end); 133 chan->curr, chan->next, chan->end);
134 134
135 dmadbg_showregs(fname, line, chan, &state); 135 dmadbg_dumpregs(fname, line, chan, &state);
136}
137
138static void
139dmadbg_showregs(const char *fname, int line, s3c2410_dma_chan_t *chan)
140{
141 struct s3c2410_dma_regstate state;
142
143 dmadbg_capture(chan, &state);
144 dmadbg_dumpregs(fname, line, chan, &state);
136} 145}
137 146
138#define dbg_showregs(chan) dmadbg_showregs(__FUNCTION__, __LINE__, (chan)) 147#define dbg_showregs(chan) dmadbg_showregs(__FUNCTION__, __LINE__, (chan))
@@ -253,10 +262,14 @@ s3c2410_dma_loadbuffer(s3c2410_dma_chan_t *chan,
253 buf->next); 262 buf->next);
254 reload = (buf->next == NULL) ? S3C2410_DCON_NORELOAD : 0; 263 reload = (buf->next == NULL) ? S3C2410_DCON_NORELOAD : 0;
255 } else { 264 } else {
256 pr_debug("load_state is %d => autoreload\n", chan->load_state); 265 //pr_debug("load_state is %d => autoreload\n", chan->load_state);
257 reload = S3C2410_DCON_AUTORELOAD; 266 reload = S3C2410_DCON_AUTORELOAD;
258 } 267 }
259 268
269 if ((buf->data & 0xf0000000) != 0x30000000) {
270 dmawarn("dmaload: buffer is %p\n", (void *)buf->data);
271 }
272
260 writel(buf->data, chan->addr_reg); 273 writel(buf->data, chan->addr_reg);
261 274
262 dma_wrreg(chan, S3C2410_DMA_DCON, 275 dma_wrreg(chan, S3C2410_DMA_DCON,
@@ -370,7 +383,7 @@ static int s3c2410_dma_start(s3c2410_dma_chan_t *chan)
370 tmp |= S3C2410_DMASKTRIG_ON; 383 tmp |= S3C2410_DMASKTRIG_ON;
371 dma_wrreg(chan, S3C2410_DMA_DMASKTRIG, tmp); 384 dma_wrreg(chan, S3C2410_DMA_DMASKTRIG, tmp);
372 385
373 pr_debug("wrote %08lx to DMASKTRIG\n", tmp); 386 pr_debug("dma%d: %08lx to DMASKTRIG\n", chan->number, tmp);
374 387
375#if 0 388#if 0
376 /* the dma buffer loads should take care of clearing the AUTO 389 /* the dma buffer loads should take care of clearing the AUTO
@@ -384,7 +397,30 @@ static int s3c2410_dma_start(s3c2410_dma_chan_t *chan)
384 397
385 dbg_showchan(chan); 398 dbg_showchan(chan);
386 399
400 /* if we've only loaded one buffer onto the channel, then chec
401 * to see if we have another, and if so, try and load it so when
402 * the first buffer is finished, the new one will be loaded onto
403 * the channel */
404
405 if (chan->next != NULL) {
406 if (chan->load_state == S3C2410_DMALOAD_1LOADED) {
407
408 if (s3c2410_dma_waitforload(chan, __LINE__) == 0) {
409 pr_debug("%s: buff not yet loaded, no more todo\n",
410 __FUNCTION__);
411 } else {
412 chan->load_state = S3C2410_DMALOAD_1RUNNING;
413 s3c2410_dma_loadbuffer(chan, chan->next);
414 }
415
416 } else if (chan->load_state == S3C2410_DMALOAD_1RUNNING) {
417 s3c2410_dma_loadbuffer(chan, chan->next);
418 }
419 }
420
421
387 local_irq_restore(flags); 422 local_irq_restore(flags);
423
388 return 0; 424 return 0;
389} 425}
390 426
@@ -436,12 +472,11 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id,
436 buf = kmem_cache_alloc(dma_kmem, GFP_ATOMIC); 472 buf = kmem_cache_alloc(dma_kmem, GFP_ATOMIC);
437 if (buf == NULL) { 473 if (buf == NULL) {
438 pr_debug("%s: out of memory (%ld alloc)\n", 474 pr_debug("%s: out of memory (%ld alloc)\n",
439 __FUNCTION__, sizeof(*buf)); 475 __FUNCTION__, (long)sizeof(*buf));
440 return -ENOMEM; 476 return -ENOMEM;
441 } 477 }
442 478
443 pr_debug("%s: new buffer %p\n", __FUNCTION__, buf); 479 //pr_debug("%s: new buffer %p\n", __FUNCTION__, buf);
444
445 //dbg_showchan(chan); 480 //dbg_showchan(chan);
446 481
447 buf->next = NULL; 482 buf->next = NULL;
@@ -537,14 +572,20 @@ s3c2410_dma_lastxfer(s3c2410_dma_chan_t *chan)
537 case S3C2410_DMALOAD_1LOADED: 572 case S3C2410_DMALOAD_1LOADED:
538 if (s3c2410_dma_waitforload(chan, __LINE__) == 0) { 573 if (s3c2410_dma_waitforload(chan, __LINE__) == 0) {
539 /* flag error? */ 574 /* flag error? */
540 printk(KERN_ERR "dma%d: timeout waiting for load\n", 575 printk(KERN_ERR "dma%d: timeout waiting for load (%s)\n",
541 chan->number); 576 chan->number, __FUNCTION__);
542 return; 577 return;
543 } 578 }
544 break; 579 break;
545 580
581 case S3C2410_DMALOAD_1LOADED_1RUNNING:
582 /* I belive in this case we do not have anything to do
583 * until the next buffer comes along, and we turn off the
584 * reload */
585 return;
586
546 default: 587 default:
547 pr_debug("dma%d: lastxfer: unhandled load_state %d with no next", 588 pr_debug("dma%d: lastxfer: unhandled load_state %d with no next\n",
548 chan->number, chan->load_state); 589 chan->number, chan->load_state);
549 return; 590 return;
550 591
@@ -629,7 +670,14 @@ s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs)
629 } else { 670 } else {
630 } 671 }
631 672
632 if (chan->next != NULL) { 673 /* only reload if the channel is still running... our buffer done
674 * routine may have altered the state by requesting the dma channel
675 * to stop or shutdown... */
676
677 /* todo: check that when the channel is shut-down from inside this
678 * function, we cope with unsetting reload, etc */
679
680 if (chan->next != NULL && chan->state != S3C2410_DMA_IDLE) {
633 unsigned long flags; 681 unsigned long flags;
634 682
635 switch (chan->load_state) { 683 switch (chan->load_state) {
@@ -644,8 +692,8 @@ s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs)
644 case S3C2410_DMALOAD_1LOADED: 692 case S3C2410_DMALOAD_1LOADED:
645 if (s3c2410_dma_waitforload(chan, __LINE__) == 0) { 693 if (s3c2410_dma_waitforload(chan, __LINE__) == 0) {
646 /* flag error? */ 694 /* flag error? */
647 printk(KERN_ERR "dma%d: timeout waiting for load\n", 695 printk(KERN_ERR "dma%d: timeout waiting for load (%s)\n",
648 chan->number); 696 chan->number, __FUNCTION__);
649 return IRQ_HANDLED; 697 return IRQ_HANDLED;
650 } 698 }
651 699
@@ -678,8 +726,6 @@ s3c2410_dma_irq(int irq, void *devpw, struct pt_regs *regs)
678 return IRQ_HANDLED; 726 return IRQ_HANDLED;
679} 727}
680 728
681
682
683/* s3c2410_request_dma 729/* s3c2410_request_dma
684 * 730 *
685 * get control of an dma channel 731 * get control of an dma channel
@@ -718,11 +764,17 @@ int s3c2410_dma_request(unsigned int channel, s3c2410_dma_client_t *client,
718 pr_debug("dma%d: %s : requesting irq %d\n", 764 pr_debug("dma%d: %s : requesting irq %d\n",
719 channel, __FUNCTION__, chan->irq); 765 channel, __FUNCTION__, chan->irq);
720 766
767 chan->irq_claimed = 1;
768 local_irq_restore(flags);
769
721 err = request_irq(chan->irq, s3c2410_dma_irq, IRQF_DISABLED, 770 err = request_irq(chan->irq, s3c2410_dma_irq, IRQF_DISABLED,
722 client->name, (void *)chan); 771 client->name, (void *)chan);
723 772
773 local_irq_save(flags);
774
724 if (err) { 775 if (err) {
725 chan->in_use = 0; 776 chan->in_use = 0;
777 chan->irq_claimed = 0;
726 local_irq_restore(flags); 778 local_irq_restore(flags);
727 779
728 printk(KERN_ERR "%s: cannot get IRQ %d for DMA %d\n", 780 printk(KERN_ERR "%s: cannot get IRQ %d for DMA %d\n",
@@ -730,7 +782,6 @@ int s3c2410_dma_request(unsigned int channel, s3c2410_dma_client_t *client,
730 return err; 782 return err;
731 } 783 }
732 784
733 chan->irq_claimed = 1;
734 chan->irq_enabled = 1; 785 chan->irq_enabled = 1;
735 } 786 }
736 787
@@ -810,6 +861,7 @@ static int s3c2410_dma_dostop(s3c2410_dma_chan_t *chan)
810 861
811 tmp = dma_rdreg(chan, S3C2410_DMA_DMASKTRIG); 862 tmp = dma_rdreg(chan, S3C2410_DMA_DMASKTRIG);
812 tmp |= S3C2410_DMASKTRIG_STOP; 863 tmp |= S3C2410_DMASKTRIG_STOP;
864 //tmp &= ~S3C2410_DMASKTRIG_ON;
813 dma_wrreg(chan, S3C2410_DMA_DMASKTRIG, tmp); 865 dma_wrreg(chan, S3C2410_DMA_DMASKTRIG, tmp);
814 866
815#if 0 867#if 0
@@ -819,6 +871,7 @@ static int s3c2410_dma_dostop(s3c2410_dma_chan_t *chan)
819 dma_wrreg(chan, S3C2410_DMA_DCON, tmp); 871 dma_wrreg(chan, S3C2410_DMA_DCON, tmp);
820#endif 872#endif
821 873
874 /* should stop do this, or should we wait for flush? */
822 chan->state = S3C2410_DMA_IDLE; 875 chan->state = S3C2410_DMA_IDLE;
823 chan->load_state = S3C2410_DMALOAD_NONE; 876 chan->load_state = S3C2410_DMALOAD_NONE;
824 877
@@ -827,6 +880,22 @@ static int s3c2410_dma_dostop(s3c2410_dma_chan_t *chan)
827 return 0; 880 return 0;
828} 881}
829 882
883void s3c2410_dma_waitforstop(s3c2410_dma_chan_t *chan)
884{
885 unsigned long tmp;
886 unsigned int timeout = 0x10000;
887
888 while (timeout-- > 0) {
889 tmp = dma_rdreg(chan, S3C2410_DMA_DMASKTRIG);
890
891 if (!(tmp & S3C2410_DMASKTRIG_ON))
892 return;
893 }
894
895 pr_debug("dma%d: failed to stop?\n", chan->number);
896}
897
898
830/* s3c2410_dma_flush 899/* s3c2410_dma_flush
831 * 900 *
832 * stop the channel, and remove all current and pending transfers 901 * stop the channel, and remove all current and pending transfers
@@ -837,7 +906,9 @@ static int s3c2410_dma_flush(s3c2410_dma_chan_t *chan)
837 s3c2410_dma_buf_t *buf, *next; 906 s3c2410_dma_buf_t *buf, *next;
838 unsigned long flags; 907 unsigned long flags;
839 908
840 pr_debug("%s:\n", __FUNCTION__); 909 pr_debug("%s: chan %p (%d)\n", __FUNCTION__, chan, chan->number);
910
911 dbg_showchan(chan);
841 912
842 local_irq_save(flags); 913 local_irq_save(flags);
843 914
@@ -864,11 +935,64 @@ static int s3c2410_dma_flush(s3c2410_dma_chan_t *chan)
864 } 935 }
865 } 936 }
866 937
938 dbg_showregs(chan);
939
940 s3c2410_dma_waitforstop(chan);
941
942#if 0
943 /* should also clear interrupts, according to WinCE BSP */
944 {
945 unsigned long tmp;
946
947 tmp = dma_rdreg(chan, S3C2410_DMA_DCON);
948 tmp |= S3C2410_DCON_NORELOAD;
949 dma_wrreg(chan, S3C2410_DMA_DCON, tmp);
950 }
951#endif
952
953 dbg_showregs(chan);
954
867 local_irq_restore(flags); 955 local_irq_restore(flags);
868 956
869 return 0; 957 return 0;
870} 958}
871 959
960int
961s3c2410_dma_started(s3c2410_dma_chan_t *chan)
962{
963 unsigned long flags;
964
965 local_irq_save(flags);
966
967 dbg_showchan(chan);
968
969 /* if we've only loaded one buffer onto the channel, then chec
970 * to see if we have another, and if so, try and load it so when
971 * the first buffer is finished, the new one will be loaded onto
972 * the channel */
973
974 if (chan->next != NULL) {
975 if (chan->load_state == S3C2410_DMALOAD_1LOADED) {
976
977 if (s3c2410_dma_waitforload(chan, __LINE__) == 0) {
978 pr_debug("%s: buff not yet loaded, no more todo\n",
979 __FUNCTION__);
980 } else {
981 chan->load_state = S3C2410_DMALOAD_1RUNNING;
982 s3c2410_dma_loadbuffer(chan, chan->next);
983 }
984
985 } else if (chan->load_state == S3C2410_DMALOAD_1RUNNING) {
986 s3c2410_dma_loadbuffer(chan, chan->next);
987 }
988 }
989
990
991 local_irq_restore(flags);
992
993 return 0;
994
995}
872 996
873int 997int
874s3c2410_dma_ctrl(dmach_t channel, s3c2410_chan_op_t op) 998s3c2410_dma_ctrl(dmach_t channel, s3c2410_chan_op_t op)
@@ -885,14 +1009,15 @@ s3c2410_dma_ctrl(dmach_t channel, s3c2410_chan_op_t op)
885 return s3c2410_dma_dostop(chan); 1009 return s3c2410_dma_dostop(chan);
886 1010
887 case S3C2410_DMAOP_PAUSE: 1011 case S3C2410_DMAOP_PAUSE:
888 return -ENOENT;
889
890 case S3C2410_DMAOP_RESUME: 1012 case S3C2410_DMAOP_RESUME:
891 return -ENOENT; 1013 return -ENOENT;
892 1014
893 case S3C2410_DMAOP_FLUSH: 1015 case S3C2410_DMAOP_FLUSH:
894 return s3c2410_dma_flush(chan); 1016 return s3c2410_dma_flush(chan);
895 1017
1018 case S3C2410_DMAOP_STARTED:
1019 return s3c2410_dma_started(chan);
1020
896 case S3C2410_DMAOP_TIMEOUT: 1021 case S3C2410_DMAOP_TIMEOUT:
897 return 0; 1022 return 0;
898 1023
diff --git a/arch/arm/mach-sa1100/ssp.c b/arch/arm/mach-sa1100/ssp.c
index 1604dadf27fc..5eba5fbbb561 100644
--- a/arch/arm/mach-sa1100/ssp.c
+++ b/arch/arm/mach-sa1100/ssp.c
@@ -23,6 +23,8 @@
23#include <asm/hardware.h> 23#include <asm/hardware.h>
24#include <asm/hardware/ssp.h> 24#include <asm/hardware/ssp.h>
25 25
26#define TIMEOUT 100000
27
26static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs) 28static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
27{ 29{
28 unsigned int status = Ser4SSSR; 30 unsigned int status = Ser4SSSR;
@@ -47,18 +49,27 @@ static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
47 * The caller is expected to perform the necessary locking. 49 * The caller is expected to perform the necessary locking.
48 * 50 *
49 * Returns: 51 * Returns:
50 * %-ETIMEDOUT timeout occurred (for future) 52 * %-ETIMEDOUT timeout occurred
51 * 0 success 53 * 0 success
52 */ 54 */
53int ssp_write_word(u16 data) 55int ssp_write_word(u16 data)
54{ 56{
55 while (!(Ser4SSSR & SSSR_TNF)) 57 int timeout = TIMEOUT;
58
59 while (!(Ser4SSSR & SSSR_TNF)) {
60 if (!--timeout)
61 return -ETIMEDOUT;
56 cpu_relax(); 62 cpu_relax();
63 }
57 64
58 Ser4SSDR = data; 65 Ser4SSDR = data;
59 66
60 while (!(Ser4SSSR & SSSR_BSY)) 67 timeout = TIMEOUT;
68 while (!(Ser4SSSR & SSSR_BSY)) {
69 if (!--timeout)
70 return -ETIMEDOUT;
61 cpu_relax(); 71 cpu_relax();
72 }
62 73
63 return 0; 74 return 0;
64} 75}
@@ -75,15 +86,22 @@ int ssp_write_word(u16 data)
75 * The caller is expected to perform the necessary locking. 86 * The caller is expected to perform the necessary locking.
76 * 87 *
77 * Returns: 88 * Returns:
78 * %-ETIMEDOUT timeout occurred (for future) 89 * %-ETIMEDOUT timeout occurred
79 * 16-bit data success 90 * 16-bit data success
80 */ 91 */
81int ssp_read_word(void) 92int ssp_read_word(u16 *data)
82{ 93{
83 while (!(Ser4SSSR & SSSR_RNE)) 94 int timeout = TIMEOUT;
95
96 while (!(Ser4SSSR & SSSR_RNE)) {
97 if (!--timeout)
98 return -ETIMEDOUT;
84 cpu_relax(); 99 cpu_relax();
100 }
101
102 *data = (u16)Ser4SSDR;
85 103
86 return Ser4SSDR; 104 return 0;
87} 105}
88 106
89/** 107/**
@@ -93,14 +111,26 @@ int ssp_read_word(void)
93 * is empty. 111 * is empty.
94 * 112 *
95 * The caller is expected to perform the necessary locking. 113 * The caller is expected to perform the necessary locking.
114 *
115 * Returns:
116 * %-ETIMEDOUT timeout occurred
117 * 0 success
96 */ 118 */
97void ssp_flush(void) 119int ssp_flush(void)
98{ 120{
121 int timeout = TIMEOUT * 2;
122
99 do { 123 do {
100 while (Ser4SSSR & SSSR_RNE) { 124 while (Ser4SSSR & SSSR_RNE) {
125 if (!--timeout)
126 return -ETIMEDOUT;
101 (void) Ser4SSDR; 127 (void) Ser4SSDR;
102 } 128 }
129 if (!--timeout)
130 return -ETIMEDOUT;
103 } while (Ser4SSSR & SSSR_BSY); 131 } while (Ser4SSSR & SSSR_BSY);
132
133 return 0;
104} 134}
105 135
106/** 136/**
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index c4e3f8c68479..f2bbef07b1e4 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -285,7 +285,7 @@ static struct flash_platform_data versatile_flash_data = {
285 285
286static struct resource versatile_flash_resource = { 286static struct resource versatile_flash_resource = {
287 .start = VERSATILE_FLASH_BASE, 287 .start = VERSATILE_FLASH_BASE,
288 .end = VERSATILE_FLASH_BASE + VERSATILE_FLASH_SIZE, 288 .end = VERSATILE_FLASH_BASE + VERSATILE_FLASH_SIZE - 1,
289 .flags = IORESOURCE_MEM, 289 .flags = IORESOURCE_MEM,
290}; 290};
291 291
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 5f80f184cd32..b4f220dd5eb8 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -46,7 +46,7 @@ config CPU_ARM710
46config CPU_ARM720T 46config CPU_ARM720T
47 bool "Support ARM720T processor" if !ARCH_CLPS711X && !ARCH_L7200 && !ARCH_CDB89712 && ARCH_INTEGRATOR 47 bool "Support ARM720T processor" if !ARCH_CLPS711X && !ARCH_L7200 && !ARCH_CDB89712 && ARCH_INTEGRATOR
48 default y if ARCH_CLPS711X || ARCH_L7200 || ARCH_CDB89712 || ARCH_H720X 48 default y if ARCH_CLPS711X || ARCH_L7200 || ARCH_CDB89712 || ARCH_H720X
49 select CPU_32v4 49 select CPU_32v4T
50 select CPU_ABRT_LV4T 50 select CPU_ABRT_LV4T
51 select CPU_CACHE_V4 51 select CPU_CACHE_V4
52 select CPU_CACHE_VIVT 52 select CPU_CACHE_VIVT
@@ -64,7 +64,7 @@ config CPU_ARM920T
64 bool "Support ARM920T processor" 64 bool "Support ARM920T processor"
65 depends on ARCH_EP93XX || ARCH_INTEGRATOR || CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_IMX || ARCH_AAEC2000 || ARCH_AT91RM9200 65 depends on ARCH_EP93XX || ARCH_INTEGRATOR || CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_IMX || ARCH_AAEC2000 || ARCH_AT91RM9200
66 default y if CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_AT91RM9200 66 default y if CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_AT91RM9200
67 select CPU_32v4 67 select CPU_32v4T
68 select CPU_ABRT_EV4T 68 select CPU_ABRT_EV4T
69 select CPU_CACHE_V4WT 69 select CPU_CACHE_V4WT
70 select CPU_CACHE_VIVT 70 select CPU_CACHE_VIVT
@@ -85,7 +85,7 @@ config CPU_ARM922T
85 bool "Support ARM922T processor" if ARCH_INTEGRATOR 85 bool "Support ARM922T processor" if ARCH_INTEGRATOR
86 depends on ARCH_LH7A40X || ARCH_INTEGRATOR 86 depends on ARCH_LH7A40X || ARCH_INTEGRATOR
87 default y if ARCH_LH7A40X 87 default y if ARCH_LH7A40X
88 select CPU_32v4 88 select CPU_32v4T
89 select CPU_ABRT_EV4T 89 select CPU_ABRT_EV4T
90 select CPU_CACHE_V4WT 90 select CPU_CACHE_V4WT
91 select CPU_CACHE_VIVT 91 select CPU_CACHE_VIVT
@@ -104,7 +104,7 @@ config CPU_ARM925T
104 bool "Support ARM925T processor" if ARCH_OMAP1 104 bool "Support ARM925T processor" if ARCH_OMAP1
105 depends on ARCH_OMAP15XX 105 depends on ARCH_OMAP15XX
106 default y if ARCH_OMAP15XX 106 default y if ARCH_OMAP15XX
107 select CPU_32v4 107 select CPU_32v4T
108 select CPU_ABRT_EV4T 108 select CPU_ABRT_EV4T
109 select CPU_CACHE_V4WT 109 select CPU_CACHE_V4WT
110 select CPU_CACHE_VIVT 110 select CPU_CACHE_VIVT
@@ -285,6 +285,11 @@ config CPU_32v4
285 select TLS_REG_EMUL if SMP || !MMU 285 select TLS_REG_EMUL if SMP || !MMU
286 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP 286 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
287 287
288config CPU_32v4T
289 bool
290 select TLS_REG_EMUL if SMP || !MMU
291 select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
292
288config CPU_32v5 293config CPU_32v5
289 bool 294 bool
290 select TLS_REG_EMUL if SMP || !MMU 295 select TLS_REG_EMUL if SMP || !MMU
diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h
index 4b97950984e9..5fbdf81a8aaf 100644
--- a/arch/arm/vfp/vfp.h
+++ b/arch/arm/vfp/vfp.h
@@ -353,3 +353,11 @@ u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand);
353 * A special flag to tell the normalisation code not to normalise. 353 * A special flag to tell the normalisation code not to normalise.
354 */ 354 */
355#define VFP_NAN_FLAG 0x100 355#define VFP_NAN_FLAG 0x100
356
357/*
358 * A bit pattern used to indicate the initial (unset) value of the
359 * exception mask, in case nothing handles an instruction. This
360 * doesn't include the NAN flag, which get masked out before
361 * we check for an error.
362 */
363#define VFP_EXCEPTION_ERROR ((u32)-1 & ~VFP_NAN_FLAG)
diff --git a/arch/arm/vfp/vfpdouble.c b/arch/arm/vfp/vfpdouble.c
index 009038c8113e..04bd3425b29b 100644
--- a/arch/arm/vfp/vfpdouble.c
+++ b/arch/arm/vfp/vfpdouble.c
@@ -465,7 +465,7 @@ static u32 vfp_double_fcvts(int sd, int unused, int dm, u32 fpscr)
465 */ 465 */
466 if (tm & (VFP_INFINITY|VFP_NAN)) { 466 if (tm & (VFP_INFINITY|VFP_NAN)) {
467 vsd.exponent = 255; 467 vsd.exponent = 255;
468 if (tm & VFP_NAN) 468 if (tm == VFP_QNAN)
469 vsd.significand |= VFP_SINGLE_SIGNIFICAND_QNAN; 469 vsd.significand |= VFP_SINGLE_SIGNIFICAND_QNAN;
470 goto pack_nan; 470 goto pack_nan;
471 } else if (tm & VFP_ZERO) 471 } else if (tm & VFP_ZERO)
@@ -1127,7 +1127,7 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr)
1127{ 1127{
1128 u32 op = inst & FOP_MASK; 1128 u32 op = inst & FOP_MASK;
1129 u32 exceptions = 0; 1129 u32 exceptions = 0;
1130 unsigned int dd = vfp_get_dd(inst); 1130 unsigned int dest;
1131 unsigned int dn = vfp_get_dn(inst); 1131 unsigned int dn = vfp_get_dn(inst);
1132 unsigned int dm = vfp_get_dm(inst); 1132 unsigned int dm = vfp_get_dm(inst);
1133 unsigned int vecitr, veclen, vecstride; 1133 unsigned int vecitr, veclen, vecstride;
@@ -1137,10 +1137,20 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr)
1137 vecstride = (1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK)) * 2; 1137 vecstride = (1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK)) * 2;
1138 1138
1139 /* 1139 /*
1140 * fcvtds takes an sN register number as destination, not dN.
1141 * It also always operates on scalars.
1142 */
1143 if ((inst & FEXT_MASK) == FEXT_FCVT) {
1144 veclen = 0;
1145 dest = vfp_get_sd(inst);
1146 } else
1147 dest = vfp_get_dd(inst);
1148
1149 /*
1140 * If destination bank is zero, vector length is always '1'. 1150 * If destination bank is zero, vector length is always '1'.
1141 * ARM DDI0100F C5.1.3, C5.3.2. 1151 * ARM DDI0100F C5.1.3, C5.3.2.
1142 */ 1152 */
1143 if (FREG_BANK(dd) == 0) 1153 if (FREG_BANK(dest) == 0)
1144 veclen = 0; 1154 veclen = 0;
1145 1155
1146 pr_debug("VFP: vecstride=%u veclen=%u\n", vecstride, 1156 pr_debug("VFP: vecstride=%u veclen=%u\n", vecstride,
@@ -1153,16 +1163,20 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr)
1153 for (vecitr = 0; vecitr <= veclen; vecitr += 1 << FPSCR_LENGTH_BIT) { 1163 for (vecitr = 0; vecitr <= veclen; vecitr += 1 << FPSCR_LENGTH_BIT) {
1154 u32 except; 1164 u32 except;
1155 1165
1156 if (op == FOP_EXT) 1166 if (op == FOP_EXT && (inst & FEXT_MASK) == FEXT_FCVT)
1167 pr_debug("VFP: itr%d (s%u) = op[%u] (d%u)\n",
1168 vecitr >> FPSCR_LENGTH_BIT,
1169 dest, dn, dm);
1170 else if (op == FOP_EXT)
1157 pr_debug("VFP: itr%d (d%u) = op[%u] (d%u)\n", 1171 pr_debug("VFP: itr%d (d%u) = op[%u] (d%u)\n",
1158 vecitr >> FPSCR_LENGTH_BIT, 1172 vecitr >> FPSCR_LENGTH_BIT,
1159 dd, dn, dm); 1173 dest, dn, dm);
1160 else 1174 else
1161 pr_debug("VFP: itr%d (d%u) = (d%u) op[%u] (d%u)\n", 1175 pr_debug("VFP: itr%d (d%u) = (d%u) op[%u] (d%u)\n",
1162 vecitr >> FPSCR_LENGTH_BIT, 1176 vecitr >> FPSCR_LENGTH_BIT,
1163 dd, dn, FOP_TO_IDX(op), dm); 1177 dest, dn, FOP_TO_IDX(op), dm);
1164 1178
1165 except = fop(dd, dn, dm, fpscr); 1179 except = fop(dest, dn, dm, fpscr);
1166 pr_debug("VFP: itr%d: exceptions=%08x\n", 1180 pr_debug("VFP: itr%d: exceptions=%08x\n",
1167 vecitr >> FPSCR_LENGTH_BIT, except); 1181 vecitr >> FPSCR_LENGTH_BIT, except);
1168 1182
@@ -1180,7 +1194,7 @@ u32 vfp_double_cpdo(u32 inst, u32 fpscr)
1180 * we encounter an exception. We continue. 1194 * we encounter an exception. We continue.
1181 */ 1195 */
1182 1196
1183 dd = FREG_BANK(dd) + ((FREG_IDX(dd) + vecstride) & 6); 1197 dest = FREG_BANK(dest) + ((FREG_IDX(dest) + vecstride) & 6);
1184 dn = FREG_BANK(dn) + ((FREG_IDX(dn) + vecstride) & 6); 1198 dn = FREG_BANK(dn) + ((FREG_IDX(dn) + vecstride) & 6);
1185 if (FREG_BANK(dm) != 0) 1199 if (FREG_BANK(dm) != 0)
1186 dm = FREG_BANK(dm) + ((FREG_IDX(dm) + vecstride) & 6); 1200 dm = FREG_BANK(dm) + ((FREG_IDX(dm) + vecstride) & 6);
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 9d265d5e748c..4178f6cc3d37 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -131,7 +131,7 @@ static void vfp_raise_exceptions(u32 exceptions, u32 inst, u32 fpscr, struct pt_
131 131
132 pr_debug("VFP: raising exceptions %08x\n", exceptions); 132 pr_debug("VFP: raising exceptions %08x\n", exceptions);
133 133
134 if (exceptions == (u32)-1) { 134 if (exceptions == VFP_EXCEPTION_ERROR) {
135 vfp_panic("unhandled bounce"); 135 vfp_panic("unhandled bounce");
136 vfp_raise_sigfpe(0, regs); 136 vfp_raise_sigfpe(0, regs);
137 return; 137 return;
@@ -170,7 +170,7 @@ static void vfp_raise_exceptions(u32 exceptions, u32 inst, u32 fpscr, struct pt_
170 */ 170 */
171static u32 vfp_emulate_instruction(u32 inst, u32 fpscr, struct pt_regs *regs) 171static u32 vfp_emulate_instruction(u32 inst, u32 fpscr, struct pt_regs *regs)
172{ 172{
173 u32 exceptions = (u32)-1; 173 u32 exceptions = VFP_EXCEPTION_ERROR;
174 174
175 pr_debug("VFP: emulate: INST=0x%08x SCR=0x%08x\n", inst, fpscr); 175 pr_debug("VFP: emulate: INST=0x%08x SCR=0x%08x\n", inst, fpscr);
176 176
diff --git a/arch/arm/vfp/vfpsingle.c b/arch/arm/vfp/vfpsingle.c
index dae2c2f46052..78d7cac5f36b 100644
--- a/arch/arm/vfp/vfpsingle.c
+++ b/arch/arm/vfp/vfpsingle.c
@@ -506,7 +506,7 @@ static u32 vfp_single_fcvtd(int dd, int unused, s32 m, u32 fpscr)
506 */ 506 */
507 if (tm & (VFP_INFINITY|VFP_NAN)) { 507 if (tm & (VFP_INFINITY|VFP_NAN)) {
508 vdd.exponent = 2047; 508 vdd.exponent = 2047;
509 if (tm & VFP_NAN) 509 if (tm == VFP_QNAN)
510 vdd.significand |= VFP_DOUBLE_SIGNIFICAND_QNAN; 510 vdd.significand |= VFP_DOUBLE_SIGNIFICAND_QNAN;
511 goto pack_nan; 511 goto pack_nan;
512 } else if (tm & VFP_ZERO) 512 } else if (tm & VFP_ZERO)
@@ -514,10 +514,6 @@ static u32 vfp_single_fcvtd(int dd, int unused, s32 m, u32 fpscr)
514 else 514 else
515 vdd.exponent = vsm.exponent + (1023 - 127); 515 vdd.exponent = vsm.exponent + (1023 - 127);
516 516
517 /*
518 * Technically, if bit 0 of dd is set, this is an invalid
519 * instruction. However, we ignore this for efficiency.
520 */
521 return vfp_double_normaliseround(dd, &vdd, fpscr, exceptions, "fcvtd"); 517 return vfp_double_normaliseround(dd, &vdd, fpscr, exceptions, "fcvtd");
522 518
523 pack_nan: 519 pack_nan:
@@ -1174,7 +1170,7 @@ u32 vfp_single_cpdo(u32 inst, u32 fpscr)
1174{ 1170{
1175 u32 op = inst & FOP_MASK; 1171 u32 op = inst & FOP_MASK;
1176 u32 exceptions = 0; 1172 u32 exceptions = 0;
1177 unsigned int sd = vfp_get_sd(inst); 1173 unsigned int dest;
1178 unsigned int sn = vfp_get_sn(inst); 1174 unsigned int sn = vfp_get_sn(inst);
1179 unsigned int sm = vfp_get_sm(inst); 1175 unsigned int sm = vfp_get_sm(inst);
1180 unsigned int vecitr, veclen, vecstride; 1176 unsigned int vecitr, veclen, vecstride;
@@ -1184,10 +1180,22 @@ u32 vfp_single_cpdo(u32 inst, u32 fpscr)
1184 vecstride = 1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK); 1180 vecstride = 1 + ((fpscr & FPSCR_STRIDE_MASK) == FPSCR_STRIDE_MASK);
1185 1181
1186 /* 1182 /*
1183 * fcvtsd takes a dN register number as destination, not sN.
1184 * Technically, if bit 0 of dd is set, this is an invalid
1185 * instruction. However, we ignore this for efficiency.
1186 * It also only operates on scalars.
1187 */
1188 if ((inst & FEXT_MASK) == FEXT_FCVT) {
1189 veclen = 0;
1190 dest = vfp_get_dd(inst);
1191 } else
1192 dest = vfp_get_sd(inst);
1193
1194 /*
1187 * If destination bank is zero, vector length is always '1'. 1195 * If destination bank is zero, vector length is always '1'.
1188 * ARM DDI0100F C5.1.3, C5.3.2. 1196 * ARM DDI0100F C5.1.3, C5.3.2.
1189 */ 1197 */
1190 if (FREG_BANK(sd) == 0) 1198 if (FREG_BANK(dest) == 0)
1191 veclen = 0; 1199 veclen = 0;
1192 1200
1193 pr_debug("VFP: vecstride=%u veclen=%u\n", vecstride, 1201 pr_debug("VFP: vecstride=%u veclen=%u\n", vecstride,
@@ -1201,15 +1209,18 @@ u32 vfp_single_cpdo(u32 inst, u32 fpscr)
1201 s32 m = vfp_get_float(sm); 1209 s32 m = vfp_get_float(sm);
1202 u32 except; 1210 u32 except;
1203 1211
1204 if (op == FOP_EXT) 1212 if (op == FOP_EXT && (inst & FEXT_MASK) == FEXT_FCVT)
1213 pr_debug("VFP: itr%d (d%u) = op[%u] (s%u=%08x)\n",
1214 vecitr >> FPSCR_LENGTH_BIT, dest, sn, sm, m);
1215 else if (op == FOP_EXT)
1205 pr_debug("VFP: itr%d (s%u) = op[%u] (s%u=%08x)\n", 1216 pr_debug("VFP: itr%d (s%u) = op[%u] (s%u=%08x)\n",
1206 vecitr >> FPSCR_LENGTH_BIT, sd, sn, sm, m); 1217 vecitr >> FPSCR_LENGTH_BIT, dest, sn, sm, m);
1207 else 1218 else
1208 pr_debug("VFP: itr%d (s%u) = (s%u) op[%u] (s%u=%08x)\n", 1219 pr_debug("VFP: itr%d (s%u) = (s%u) op[%u] (s%u=%08x)\n",
1209 vecitr >> FPSCR_LENGTH_BIT, sd, sn, 1220 vecitr >> FPSCR_LENGTH_BIT, dest, sn,
1210 FOP_TO_IDX(op), sm, m); 1221 FOP_TO_IDX(op), sm, m);
1211 1222
1212 except = fop(sd, sn, m, fpscr); 1223 except = fop(dest, sn, m, fpscr);
1213 pr_debug("VFP: itr%d: exceptions=%08x\n", 1224 pr_debug("VFP: itr%d: exceptions=%08x\n",
1214 vecitr >> FPSCR_LENGTH_BIT, except); 1225 vecitr >> FPSCR_LENGTH_BIT, except);
1215 1226
@@ -1227,7 +1238,7 @@ u32 vfp_single_cpdo(u32 inst, u32 fpscr)
1227 * we encounter an exception. We continue. 1238 * we encounter an exception. We continue.
1228 */ 1239 */
1229 1240
1230 sd = FREG_BANK(sd) + ((FREG_IDX(sd) + vecstride) & 7); 1241 dest = FREG_BANK(dest) + ((FREG_IDX(dest) + vecstride) & 7);
1231 sn = FREG_BANK(sn) + ((FREG_IDX(sn) + vecstride) & 7); 1242 sn = FREG_BANK(sn) + ((FREG_IDX(sn) + vecstride) & 7);
1232 if (FREG_BANK(sm) != 0) 1243 if (FREG_BANK(sm) != 0)
1233 sm = FREG_BANK(sm) + ((FREG_IDX(sm) + vecstride) & 7); 1244 sm = FREG_BANK(sm) + ((FREG_IDX(sm) + vecstride) & 7);
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index f71fb4a029cb..b2751eadbc56 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -142,6 +142,7 @@ config X86_SUMMIT
142 In particular, it is needed for the x440. 142 In particular, it is needed for the x440.
143 143
144 If you don't have one of these computers, you should say N here. 144 If you don't have one of these computers, you should say N here.
145 If you want to build a NUMA kernel, you must select ACPI.
145 146
146config X86_BIGSMP 147config X86_BIGSMP
147 bool "Support for other sub-arch SMP systems with more than 8 CPUs" 148 bool "Support for other sub-arch SMP systems with more than 8 CPUs"
@@ -169,6 +170,7 @@ config X86_GENERICARCH
169 help 170 help
170 This option compiles in the Summit, bigsmp, ES7000, default subarchitectures. 171 This option compiles in the Summit, bigsmp, ES7000, default subarchitectures.
171 It is intended for a generic binary kernel. 172 It is intended for a generic binary kernel.
173 If you want a NUMA kernel, select ACPI. We need SRAT for NUMA.
172 174
173config X86_ES7000 175config X86_ES7000
174 bool "Support for Unisys ES7000 IA32 series" 176 bool "Support for Unisys ES7000 IA32 series"
@@ -542,7 +544,7 @@ config X86_PAE
542# Common NUMA Features 544# Common NUMA Features
543config NUMA 545config NUMA
544 bool "Numa Memory Allocation and Scheduler Support" 546 bool "Numa Memory Allocation and Scheduler Support"
545 depends on SMP && HIGHMEM64G && (X86_NUMAQ || X86_GENERICARCH || (X86_SUMMIT && ACPI)) 547 depends on SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI)
546 default n if X86_PC 548 default n if X86_PC
547 default y if (X86_NUMAQ || X86_SUMMIT) 549 default y if (X86_NUMAQ || X86_SUMMIT)
548 550
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index 0db6387025ca..ee003bc0e8b1 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -59,7 +59,7 @@ static inline int gsi_irq_sharing(int gsi) { return gsi; }
59 59
60#define BAD_MADT_ENTRY(entry, end) ( \ 60#define BAD_MADT_ENTRY(entry, end) ( \
61 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ 61 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \
62 ((acpi_table_entry_header *)entry)->length != sizeof(*entry)) 62 ((acpi_table_entry_header *)entry)->length < sizeof(*entry))
63 63
64#define PREFIX "ACPI: " 64#define PREFIX "ACPI: "
65 65
diff --git a/arch/i386/kernel/acpi/wakeup.S b/arch/i386/kernel/acpi/wakeup.S
index 9f408eee4e6f..b781b38131c0 100644
--- a/arch/i386/kernel/acpi/wakeup.S
+++ b/arch/i386/kernel/acpi/wakeup.S
@@ -292,7 +292,10 @@ ENTRY(do_suspend_lowlevel)
292 pushl $3 292 pushl $3
293 call acpi_enter_sleep_state 293 call acpi_enter_sleep_state
294 addl $4, %esp 294 addl $4, %esp
295 ret 295
296# In case of S3 failure, we'll emerge here. Jump
297# to ret_point to recover
298 jmp ret_point
296 .p2align 4,,7 299 .p2align 4,,7
297ret_point: 300ret_point:
298 call restore_registers 301 call restore_registers
diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
index efb41e81351c..e6ea00edcb54 100644
--- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -567,16 +567,11 @@ static struct cpufreq_driver acpi_cpufreq_driver = {
567static int __init 567static int __init
568acpi_cpufreq_init (void) 568acpi_cpufreq_init (void)
569{ 569{
570 int result = 0;
571
572 dprintk("acpi_cpufreq_init\n"); 570 dprintk("acpi_cpufreq_init\n");
573 571
574 result = acpi_cpufreq_early_init_acpi(); 572 acpi_cpufreq_early_init_acpi();
575 573
576 if (!result) 574 return cpufreq_register_driver(&acpi_cpufreq_driver);
577 result = cpufreq_register_driver(&acpi_cpufreq_driver);
578
579 return (result);
580} 575}
581 576
582 577
diff --git a/arch/i386/kernel/head.S b/arch/i386/kernel/head.S
index eb79aa2fa8bb..a6b8bd89aa27 100644
--- a/arch/i386/kernel/head.S
+++ b/arch/i386/kernel/head.S
@@ -317,20 +317,14 @@ is386: movl $2,%ecx # set MP
317 movl %eax,%gs 317 movl %eax,%gs
318 lldt %ax 318 lldt %ax
319 cld # gcc2 wants the direction flag cleared at all times 319 cld # gcc2 wants the direction flag cleared at all times
320 pushl %eax # fake return address
320#ifdef CONFIG_SMP 321#ifdef CONFIG_SMP
321 movb ready, %cl 322 movb ready, %cl
322 movb $1, ready 323 movb $1, ready
323 cmpb $0,%cl 324 cmpb $0,%cl # the first CPU calls start_kernel
324 je 1f # the first CPU calls start_kernel 325 jne initialize_secondary # all other CPUs call initialize_secondary
325 # all other CPUs call initialize_secondary
326 call initialize_secondary
327 jmp L6
3281:
329#endif /* CONFIG_SMP */ 326#endif /* CONFIG_SMP */
330 call start_kernel 327 jmp start_kernel
331L6:
332 jmp L6 # main should never return here, but
333 # just in case, we know what happens.
334 328
335/* 329/*
336 * We depend on ET to be correct. This checks for 287/387. 330 * We depend on ET to be correct. This checks for 287/387.
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c
index 6cb529f60dcc..5fe547cd8f9f 100644
--- a/arch/i386/kernel/irq.c
+++ b/arch/i386/kernel/irq.c
@@ -82,10 +82,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
82 } 82 }
83#endif 83#endif
84 84
85 if (!irq_desc[irq].handle_irq) {
86 __do_IRQ(irq, regs);
87 goto out_exit;
88 }
89#ifdef CONFIG_4KSTACKS 85#ifdef CONFIG_4KSTACKS
90 86
91 curctx = (union irq_ctx *) current_thread_info(); 87 curctx = (union irq_ctx *) current_thread_info();
@@ -125,7 +121,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
125#endif 121#endif
126 __do_IRQ(irq, regs); 122 __do_IRQ(irq, regs);
127 123
128out_exit:
129 irq_exit(); 124 irq_exit();
130 125
131 return 1; 126 return 1;
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index f1682206d304..345ffb7d904d 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -956,38 +956,6 @@ efi_memory_present_wrapper(unsigned long start, unsigned long end, void *arg)
956 return 0; 956 return 0;
957} 957}
958 958
959 /*
960 * This function checks if the entire range <start,end> is mapped with type.
961 *
962 * Note: this function only works correct if the e820 table is sorted and
963 * not-overlapping, which is the case
964 */
965int __init
966e820_all_mapped(unsigned long s, unsigned long e, unsigned type)
967{
968 u64 start = s;
969 u64 end = e;
970 int i;
971 for (i = 0; i < e820.nr_map; i++) {
972 struct e820entry *ei = &e820.map[i];
973 if (type && ei->type != type)
974 continue;
975 /* is the region (part) in overlap with the current region ?*/
976 if (ei->addr >= end || ei->addr + ei->size <= start)
977 continue;
978 /* if the region is at the beginning of <start,end> we move
979 * start to the end of the region since it's ok until there
980 */
981 if (ei->addr <= start)
982 start = ei->addr + ei->size;
983 /* if start is now at or beyond end, we're done, full
984 * coverage */
985 if (start >= end)
986 return 1; /* we're done */
987 }
988 return 0;
989}
990
991/* 959/*
992 * Find the highest page frame number we have available 960 * Find the highest page frame number we have available
993 */ 961 */
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 0d4005dc06c5..7e9edafffd8a 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -92,7 +92,11 @@ asmlinkage void spurious_interrupt_bug(void);
92asmlinkage void machine_check(void); 92asmlinkage void machine_check(void);
93 93
94static int kstack_depth_to_print = 24; 94static int kstack_depth_to_print = 24;
95#ifdef CONFIG_STACK_UNWIND
95static int call_trace = 1; 96static int call_trace = 1;
97#else
98#define call_trace (-1)
99#endif
96ATOMIC_NOTIFIER_HEAD(i386die_chain); 100ATOMIC_NOTIFIER_HEAD(i386die_chain);
97 101
98int register_die_notifier(struct notifier_block *nb) 102int register_die_notifier(struct notifier_block *nb)
@@ -187,22 +191,21 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
187 if (unwind_init_blocked(&info, task) == 0) 191 if (unwind_init_blocked(&info, task) == 0)
188 unw_ret = show_trace_unwind(&info, log_lvl); 192 unw_ret = show_trace_unwind(&info, log_lvl);
189 } 193 }
190 if (unw_ret > 0 && !arch_unw_user_mode(&info)) { 194 if (unw_ret > 0) {
191#ifdef CONFIG_STACK_UNWIND 195 if (call_trace == 1 && !arch_unw_user_mode(&info)) {
192 print_symbol("DWARF2 unwinder stuck at %s\n", 196 print_symbol("DWARF2 unwinder stuck at %s\n",
193 UNW_PC(&info)); 197 UNW_PC(&info));
194 if (call_trace == 1) { 198 if (UNW_SP(&info) >= PAGE_OFFSET) {
195 printk("Leftover inexact backtrace:\n"); 199 printk("Leftover inexact backtrace:\n");
196 if (UNW_SP(&info))
197 stack = (void *)UNW_SP(&info); 200 stack = (void *)UNW_SP(&info);
198 } else if (call_trace > 1) 201 } else
202 printk("Full inexact backtrace again:\n");
203 } else if (call_trace >= 1)
199 return; 204 return;
200 else 205 else
201 printk("Full inexact backtrace again:\n"); 206 printk("Full inexact backtrace again:\n");
202#else 207 } else
203 printk("Inexact backtrace:\n"); 208 printk("Inexact backtrace:\n");
204#endif
205 }
206 } 209 }
207 210
208 if (task == current) { 211 if (task == current) {
@@ -454,7 +457,7 @@ void die(const char * str, struct pt_regs * regs, long err)
454 panic("Fatal exception in interrupt"); 457 panic("Fatal exception in interrupt");
455 458
456 if (panic_on_oops) 459 if (panic_on_oops)
457 panic("Fatal exception: panic_on_oops"); 460 panic("Fatal exception");
458 461
459 oops_exit(); 462 oops_exit();
460 do_exit(SIGSEGV); 463 do_exit(SIGSEGV);
@@ -1241,6 +1244,7 @@ static int __init kstack_setup(char *s)
1241} 1244}
1242__setup("kstack=", kstack_setup); 1245__setup("kstack=", kstack_setup);
1243 1246
1247#ifdef CONFIG_STACK_UNWIND
1244static int __init call_trace_setup(char *s) 1248static int __init call_trace_setup(char *s)
1245{ 1249{
1246 if (strcmp(s, "old") == 0) 1250 if (strcmp(s, "old") == 0)
@@ -1254,3 +1258,4 @@ static int __init call_trace_setup(char *s)
1254 return 1; 1258 return 1;
1255} 1259}
1256__setup("call_trace=", call_trace_setup); 1260__setup("call_trace=", call_trace_setup);
1261#endif
diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c
index 0a362e3aeac5..1220dd828ce3 100644
--- a/arch/i386/pci/common.c
+++ b/arch/i386/pci/common.c
@@ -237,6 +237,11 @@ char * __devinit pcibios_setup(char *str)
237 pci_probe &= ~PCI_PROBE_MMCONF; 237 pci_probe &= ~PCI_PROBE_MMCONF;
238 return NULL; 238 return NULL;
239 } 239 }
240 /* override DMI blacklist */
241 else if (!strcmp(str, "mmconf")) {
242 pci_probe |= PCI_PROBE_MMCONF_FORCE;
243 return NULL;
244 }
240#endif 245#endif
241 else if (!strcmp(str, "noacpi")) { 246 else if (!strcmp(str, "noacpi")) {
242 acpi_noirq_set(); 247 acpi_noirq_set();
diff --git a/arch/i386/pci/init.c b/arch/i386/pci/init.c
index c7650a7e0b07..51087a9d9172 100644
--- a/arch/i386/pci/init.c
+++ b/arch/i386/pci/init.c
@@ -14,8 +14,12 @@ static __init int pci_access_init(void)
14#ifdef CONFIG_PCI_BIOS 14#ifdef CONFIG_PCI_BIOS
15 pci_pcbios_init(); 15 pci_pcbios_init();
16#endif 16#endif
17 if (raw_pci_ops) 17 /*
18 return 0; 18 * don't check for raw_pci_ops here because we want pcbios as last
19 * fallback, yet it's needed to run first to set pcibios_last_bus
20 * in case legacy PCI probing is used. otherwise detecting peer busses
21 * fails.
22 */
19#ifdef CONFIG_PCI_DIRECT 23#ifdef CONFIG_PCI_DIRECT
20 pci_direct_init(); 24 pci_direct_init();
21#endif 25#endif
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index e545b0992c48..ef5a2faa7d82 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -12,6 +12,7 @@
12#include <linux/pci.h> 12#include <linux/pci.h>
13#include <linux/init.h> 13#include <linux/init.h>
14#include <linux/acpi.h> 14#include <linux/acpi.h>
15#include <linux/dmi.h>
15#include <asm/e820.h> 16#include <asm/e820.h>
16#include "pci.h" 17#include "pci.h"
17 18
@@ -178,7 +179,7 @@ static __init void unreachable_devices(void)
178 pci_exp_set_dev_base(addr, k, PCI_DEVFN(i, 0)); 179 pci_exp_set_dev_base(addr, k, PCI_DEVFN(i, 0));
179 if (addr == 0 || 180 if (addr == 0 ||
180 readl((u32 __iomem *)mmcfg_virt_addr) != val1) { 181 readl((u32 __iomem *)mmcfg_virt_addr) != val1) {
181 set_bit(i, fallback_slots); 182 set_bit(i + 32*k, fallback_slots);
182 printk(KERN_NOTICE 183 printk(KERN_NOTICE
183 "PCI: No mmconfig possible on %x:%x\n", k, i); 184 "PCI: No mmconfig possible on %x:%x\n", k, i);
184 } 185 }
@@ -187,9 +188,31 @@ static __init void unreachable_devices(void)
187 } 188 }
188} 189}
189 190
191static int disable_mcfg(struct dmi_system_id *d)
192{
193 printk("PCI: %s detected. Disabling MCFG.\n", d->ident);
194 pci_probe &= ~PCI_PROBE_MMCONF;
195 return 0;
196}
197
198static struct dmi_system_id __initdata dmi_bad_mcfg[] = {
199 /* Has broken MCFG table that makes the system hang when used */
200 {
201 .callback = disable_mcfg,
202 .ident = "Intel D3C5105 SDV",
203 .matches = {
204 DMI_MATCH(DMI_BIOS_VENDOR, "Intel"),
205 DMI_MATCH(DMI_BOARD_NAME, "D26928"),
206 },
207 },
208 {}
209};
210
190void __init pci_mmcfg_init(void) 211void __init pci_mmcfg_init(void)
191{ 212{
192 if ((pci_probe & PCI_PROBE_MMCONF) == 0) 213 dmi_check_system(dmi_bad_mcfg);
214
215 if ((pci_probe & (PCI_PROBE_MMCONF_FORCE|PCI_PROBE_MMCONF)) == 0)
193 return; 216 return;
194 217
195 acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg); 218 acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg);
@@ -198,15 +221,6 @@ void __init pci_mmcfg_init(void)
198 (pci_mmcfg_config[0].base_address == 0)) 221 (pci_mmcfg_config[0].base_address == 0))
199 return; 222 return;
200 223
201 if (!e820_all_mapped(pci_mmcfg_config[0].base_address,
202 pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN,
203 E820_RESERVED)) {
204 printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n",
205 pci_mmcfg_config[0].base_address);
206 printk(KERN_ERR "PCI: Not using MMCONFIG.\n");
207 return;
208 }
209
210 printk(KERN_INFO "PCI: Using MMCONFIG\n"); 224 printk(KERN_INFO "PCI: Using MMCONFIG\n");
211 raw_pci_ops = &pci_mmcfg; 225 raw_pci_ops = &pci_mmcfg;
212 pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF; 226 pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
diff --git a/arch/i386/pci/pci.h b/arch/i386/pci/pci.h
index bf4e79335388..49a849b3a241 100644
--- a/arch/i386/pci/pci.h
+++ b/arch/i386/pci/pci.h
@@ -16,7 +16,8 @@
16#define PCI_PROBE_CONF1 0x0002 16#define PCI_PROBE_CONF1 0x0002
17#define PCI_PROBE_CONF2 0x0004 17#define PCI_PROBE_CONF2 0x0004
18#define PCI_PROBE_MMCONF 0x0008 18#define PCI_PROBE_MMCONF 0x0008
19#define PCI_PROBE_MASK 0x000f 19#define PCI_PROBE_MMCONF_FORCE 0x0010
20#define PCI_PROBE_MASK 0x00ff
20 21
21#define PCI_NO_SORT 0x0100 22#define PCI_NO_SORT 0x0100
22#define PCI_BIOS_SORT 0x0200 23#define PCI_BIOS_SORT 0x0200
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 47de9ee6bcd6..674de8943478 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -258,7 +258,7 @@ config NR_CPUS
258 int "Maximum number of CPUs (2-1024)" 258 int "Maximum number of CPUs (2-1024)"
259 range 2 1024 259 range 2 1024
260 depends on SMP 260 depends on SMP
261 default "64" 261 default "1024"
262 help 262 help
263 You should set this to the number of CPUs in your system, but 263 You should set this to the number of CPUs in your system, but
264 keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but 264 keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but
@@ -354,7 +354,7 @@ config NUMA
354config NODES_SHIFT 354config NODES_SHIFT
355 int "Max num nodes shift(3-10)" 355 int "Max num nodes shift(3-10)"
356 range 3 10 356 range 3 10
357 default "8" 357 default "10"
358 depends on NEED_MULTIPLE_NODES 358 depends on NEED_MULTIPLE_NODES
359 help 359 help
360 This option specifies the maximum number of nodes in your SSI system. 360 This option specifies the maximum number of nodes in your SSI system.
diff --git a/arch/ia64/hp/sim/simscsi.c b/arch/ia64/hp/sim/simscsi.c
index 8a4f0d0d17a3..8f0a16a79a67 100644
--- a/arch/ia64/hp/sim/simscsi.c
+++ b/arch/ia64/hp/sim/simscsi.c
@@ -244,7 +244,8 @@ static void simscsi_fillresult(struct scsi_cmnd *sc, char *buf, unsigned len)
244 244
245 if (scatterlen == 0) 245 if (scatterlen == 0)
246 memcpy(sc->request_buffer, buf, len); 246 memcpy(sc->request_buffer, buf, len);
247 else for (slp = (struct scatterlist *)sc->request_buffer; scatterlen-- > 0 && len > 0; slp++) { 247 else for (slp = (struct scatterlist *)sc->request_buffer;
248 scatterlen-- > 0 && len > 0; slp++) {
248 unsigned thislen = min(len, slp->length); 249 unsigned thislen = min(len, slp->length);
249 250
250 memcpy(page_address(slp->page) + slp->offset, buf, thislen); 251 memcpy(page_address(slp->page) + slp->offset, buf, thislen);
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 99761b81db44..0176556aeecc 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -55,7 +55,7 @@
55 55
56#define BAD_MADT_ENTRY(entry, end) ( \ 56#define BAD_MADT_ENTRY(entry, end) ( \
57 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ 57 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \
58 ((acpi_table_entry_header *)entry)->length != sizeof(*entry)) 58 ((acpi_table_entry_header *)entry)->length < sizeof(*entry))
59 59
60#define PREFIX "ACPI: " 60#define PREFIX "ACPI: "
61 61
diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c
index d24fa393b182..f648c610b10c 100644
--- a/arch/ia64/kernel/topology.c
+++ b/arch/ia64/kernel/topology.c
@@ -67,10 +67,8 @@ static int __init topology_init(void)
67#endif 67#endif
68 68
69 sysfs_cpus = kzalloc(sizeof(struct ia64_cpu) * NR_CPUS, GFP_KERNEL); 69 sysfs_cpus = kzalloc(sizeof(struct ia64_cpu) * NR_CPUS, GFP_KERNEL);
70 if (!sysfs_cpus) { 70 if (!sysfs_cpus)
71 err = -ENOMEM; 71 panic("kzalloc in topology_init failed - NR_CPUS too big?");
72 goto out;
73 }
74 72
75 for_each_present_cpu(i) { 73 for_each_present_cpu(i) {
76 if((err = arch_register_cpu(i))) 74 if((err = arch_register_cpu(i)))
diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c
index 5a0420464c6c..fffa9e0826bc 100644
--- a/arch/ia64/kernel/traps.c
+++ b/arch/ia64/kernel/traps.c
@@ -118,7 +118,7 @@ die (const char *str, struct pt_regs *regs, long err)
118 spin_unlock_irq(&die.lock); 118 spin_unlock_irq(&die.lock);
119 119
120 if (panic_on_oops) 120 if (panic_on_oops)
121 panic("Fatal exception: panic_on_oops"); 121 panic("Fatal exception");
122 122
123 do_exit(SIGSEGV); 123 do_exit(SIGSEGV);
124} 124}
diff --git a/arch/ia64/sn/kernel/xpc_channel.c b/arch/ia64/sn/kernel/xpc_channel.c
index c2f69f7942af..1f3540826e68 100644
--- a/arch/ia64/sn/kernel/xpc_channel.c
+++ b/arch/ia64/sn/kernel/xpc_channel.c
@@ -279,8 +279,8 @@ xpc_pull_remote_cachelines(struct xpc_partition *part, void *dst,
279 return part->reason; 279 return part->reason;
280 } 280 }
281 281
282 bte_ret = xp_bte_copy((u64) src, (u64) ia64_tpa((u64) dst), 282 bte_ret = xp_bte_copy((u64) src, (u64) dst, (u64) cnt,
283 (u64) cnt, (BTE_NORMAL | BTE_WACQUIRE), NULL); 283 (BTE_NORMAL | BTE_WACQUIRE), NULL);
284 if (bte_ret == BTE_SUCCESS) { 284 if (bte_ret == BTE_SUCCESS) {
285 return xpcSuccess; 285 return xpcSuccess;
286 } 286 }
diff --git a/arch/ia64/sn/kernel/xpc_main.c b/arch/ia64/sn/kernel/xpc_main.c
index 5e8e59efb347..4d026f9dd98b 100644
--- a/arch/ia64/sn/kernel/xpc_main.c
+++ b/arch/ia64/sn/kernel/xpc_main.c
@@ -1052,6 +1052,8 @@ xpc_do_exit(enum xpc_retval reason)
1052 if (xpc_sysctl) { 1052 if (xpc_sysctl) {
1053 unregister_sysctl_table(xpc_sysctl); 1053 unregister_sysctl_table(xpc_sysctl);
1054 } 1054 }
1055
1056 kfree(xpc_remote_copy_buffer_base);
1055} 1057}
1056 1058
1057 1059
@@ -1212,24 +1214,20 @@ xpc_init(void)
1212 partid_t partid; 1214 partid_t partid;
1213 struct xpc_partition *part; 1215 struct xpc_partition *part;
1214 pid_t pid; 1216 pid_t pid;
1217 size_t buf_size;
1215 1218
1216 1219
1217 if (!ia64_platform_is("sn2")) { 1220 if (!ia64_platform_is("sn2")) {
1218 return -ENODEV; 1221 return -ENODEV;
1219 } 1222 }
1220 1223
1221 /* 1224
1222 * xpc_remote_copy_buffer is used as a temporary buffer for bte_copy'ng 1225 buf_size = max(XPC_RP_VARS_SIZE,
1223 * various portions of a partition's reserved page. Its size is based 1226 XPC_RP_HEADER_SIZE + XP_NASID_MASK_BYTES);
1224 * on the size of the reserved page header and part_nasids mask. So we 1227 xpc_remote_copy_buffer = xpc_kmalloc_cacheline_aligned(buf_size,
1225 * need to ensure that the other items will fit as well. 1228 GFP_KERNEL, &xpc_remote_copy_buffer_base);
1226 */ 1229 if (xpc_remote_copy_buffer == NULL)
1227 if (XPC_RP_VARS_SIZE > XPC_RP_HEADER_SIZE + XP_NASID_MASK_BYTES) { 1230 return -ENOMEM;
1228 dev_err(xpc_part, "xpc_remote_copy_buffer is not big enough\n");
1229 return -EPERM;
1230 }
1231 DBUG_ON((u64) xpc_remote_copy_buffer !=
1232 L1_CACHE_ALIGN((u64) xpc_remote_copy_buffer));
1233 1231
1234 snprintf(xpc_part->bus_id, BUS_ID_SIZE, "part"); 1232 snprintf(xpc_part->bus_id, BUS_ID_SIZE, "part");
1235 snprintf(xpc_chan->bus_id, BUS_ID_SIZE, "chan"); 1233 snprintf(xpc_chan->bus_id, BUS_ID_SIZE, "chan");
@@ -1293,6 +1291,8 @@ xpc_init(void)
1293 if (xpc_sysctl) { 1291 if (xpc_sysctl) {
1294 unregister_sysctl_table(xpc_sysctl); 1292 unregister_sysctl_table(xpc_sysctl);
1295 } 1293 }
1294
1295 kfree(xpc_remote_copy_buffer_base);
1296 return -EBUSY; 1296 return -EBUSY;
1297 } 1297 }
1298 1298
@@ -1311,6 +1311,8 @@ xpc_init(void)
1311 if (xpc_sysctl) { 1311 if (xpc_sysctl) {
1312 unregister_sysctl_table(xpc_sysctl); 1312 unregister_sysctl_table(xpc_sysctl);
1313 } 1313 }
1314
1315 kfree(xpc_remote_copy_buffer_base);
1314 return -EBUSY; 1316 return -EBUSY;
1315 } 1317 }
1316 1318
@@ -1362,6 +1364,8 @@ xpc_init(void)
1362 if (xpc_sysctl) { 1364 if (xpc_sysctl) {
1363 unregister_sysctl_table(xpc_sysctl); 1365 unregister_sysctl_table(xpc_sysctl);
1364 } 1366 }
1367
1368 kfree(xpc_remote_copy_buffer_base);
1365 return -EBUSY; 1369 return -EBUSY;
1366 } 1370 }
1367 1371
diff --git a/arch/ia64/sn/kernel/xpc_partition.c b/arch/ia64/sn/kernel/xpc_partition.c
index 2a89cfce4954..57c723f5cba4 100644
--- a/arch/ia64/sn/kernel/xpc_partition.c
+++ b/arch/ia64/sn/kernel/xpc_partition.c
@@ -71,19 +71,15 @@ struct xpc_partition xpc_partitions[XP_MAX_PARTITIONS + 1];
71 * Generic buffer used to store a local copy of portions of a remote 71 * Generic buffer used to store a local copy of portions of a remote
72 * partition's reserved page (either its header and part_nasids mask, 72 * partition's reserved page (either its header and part_nasids mask,
73 * or its vars). 73 * or its vars).
74 *
75 * xpc_discovery runs only once and is a seperate thread that is
76 * very likely going to be processing in parallel with receiving
77 * interrupts.
78 */ 74 */
79char ____cacheline_aligned xpc_remote_copy_buffer[XPC_RP_HEADER_SIZE + 75char *xpc_remote_copy_buffer;
80 XP_NASID_MASK_BYTES]; 76void *xpc_remote_copy_buffer_base;
81 77
82 78
83/* 79/*
84 * Guarantee that the kmalloc'd memory is cacheline aligned. 80 * Guarantee that the kmalloc'd memory is cacheline aligned.
85 */ 81 */
86static void * 82void *
87xpc_kmalloc_cacheline_aligned(size_t size, gfp_t flags, void **base) 83xpc_kmalloc_cacheline_aligned(size_t size, gfp_t flags, void **base)
88{ 84{
89 /* see if kmalloc will give us cachline aligned memory by default */ 85 /* see if kmalloc will give us cachline aligned memory by default */
@@ -148,7 +144,7 @@ xpc_get_rsvd_page_pa(int nasid)
148 } 144 }
149 } 145 }
150 146
151 bte_res = xp_bte_copy(rp_pa, ia64_tpa(buf), buf_len, 147 bte_res = xp_bte_copy(rp_pa, buf, buf_len,
152 (BTE_NOTIFY | BTE_WACQUIRE), NULL); 148 (BTE_NOTIFY | BTE_WACQUIRE), NULL);
153 if (bte_res != BTE_SUCCESS) { 149 if (bte_res != BTE_SUCCESS) {
154 dev_dbg(xpc_part, "xp_bte_copy failed %i\n", bte_res); 150 dev_dbg(xpc_part, "xp_bte_copy failed %i\n", bte_res);
@@ -447,7 +443,7 @@ xpc_check_remote_hb(void)
447 443
448 /* pull the remote_hb cache line */ 444 /* pull the remote_hb cache line */
449 bres = xp_bte_copy(part->remote_vars_pa, 445 bres = xp_bte_copy(part->remote_vars_pa,
450 ia64_tpa((u64) remote_vars), 446 (u64) remote_vars,
451 XPC_RP_VARS_SIZE, 447 XPC_RP_VARS_SIZE,
452 (BTE_NOTIFY | BTE_WACQUIRE), NULL); 448 (BTE_NOTIFY | BTE_WACQUIRE), NULL);
453 if (bres != BTE_SUCCESS) { 449 if (bres != BTE_SUCCESS) {
@@ -498,8 +494,7 @@ xpc_get_remote_rp(int nasid, u64 *discovered_nasids,
498 494
499 495
500 /* pull over the reserved page header and part_nasids mask */ 496 /* pull over the reserved page header and part_nasids mask */
501 497 bres = xp_bte_copy(*remote_rp_pa, (u64) remote_rp,
502 bres = xp_bte_copy(*remote_rp_pa, ia64_tpa((u64) remote_rp),
503 XPC_RP_HEADER_SIZE + xp_nasid_mask_bytes, 498 XPC_RP_HEADER_SIZE + xp_nasid_mask_bytes,
504 (BTE_NOTIFY | BTE_WACQUIRE), NULL); 499 (BTE_NOTIFY | BTE_WACQUIRE), NULL);
505 if (bres != BTE_SUCCESS) { 500 if (bres != BTE_SUCCESS) {
@@ -554,11 +549,8 @@ xpc_get_remote_vars(u64 remote_vars_pa, struct xpc_vars *remote_vars)
554 return xpcVarsNotSet; 549 return xpcVarsNotSet;
555 } 550 }
556 551
557
558 /* pull over the cross partition variables */ 552 /* pull over the cross partition variables */
559 553 bres = xp_bte_copy(remote_vars_pa, (u64) remote_vars, XPC_RP_VARS_SIZE,
560 bres = xp_bte_copy(remote_vars_pa, ia64_tpa((u64) remote_vars),
561 XPC_RP_VARS_SIZE,
562 (BTE_NOTIFY | BTE_WACQUIRE), NULL); 554 (BTE_NOTIFY | BTE_WACQUIRE), NULL);
563 if (bres != BTE_SUCCESS) { 555 if (bres != BTE_SUCCESS) {
564 return xpc_map_bte_errors(bres); 556 return xpc_map_bte_errors(bres);
@@ -1239,7 +1231,7 @@ xpc_initiate_partid_to_nasids(partid_t partid, void *nasid_mask)
1239 1231
1240 part_nasid_pa = (u64) XPC_RP_PART_NASIDS(part->remote_rp_pa); 1232 part_nasid_pa = (u64) XPC_RP_PART_NASIDS(part->remote_rp_pa);
1241 1233
1242 bte_res = xp_bte_copy(part_nasid_pa, ia64_tpa((u64) nasid_mask), 1234 bte_res = xp_bte_copy(part_nasid_pa, (u64) nasid_mask,
1243 xp_nasid_mask_bytes, (BTE_NOTIFY | BTE_WACQUIRE), NULL); 1235 xp_nasid_mask_bytes, (BTE_NOTIFY | BTE_WACQUIRE), NULL);
1244 1236
1245 return xpc_map_bte_errors(bte_res); 1237 return xpc_map_bte_errors(bte_res);
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 78414afb0c56..904798fd4e74 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -354,6 +354,7 @@ endchoice
354config PPC_PSERIES 354config PPC_PSERIES
355 depends on PPC_MULTIPLATFORM && PPC64 355 depends on PPC_MULTIPLATFORM && PPC64
356 bool "IBM pSeries & new (POWER5-based) iSeries" 356 bool "IBM pSeries & new (POWER5-based) iSeries"
357 select MPIC
357 select PPC_I8259 358 select PPC_I8259
358 select PPC_RTAS 359 select PPC_RTAS
359 select RTAS_ERROR_LOGGING 360 select RTAS_ERROR_LOGGING
@@ -363,6 +364,7 @@ config PPC_PSERIES
363config PPC_CHRP 364config PPC_CHRP
364 bool "Common Hardware Reference Platform (CHRP) based machines" 365 bool "Common Hardware Reference Platform (CHRP) based machines"
365 depends on PPC_MULTIPLATFORM && PPC32 366 depends on PPC_MULTIPLATFORM && PPC32
367 select MPIC
366 select PPC_I8259 368 select PPC_I8259
367 select PPC_INDIRECT_PCI 369 select PPC_INDIRECT_PCI
368 select PPC_RTAS 370 select PPC_RTAS
@@ -373,6 +375,7 @@ config PPC_CHRP
373config PPC_PMAC 375config PPC_PMAC
374 bool "Apple PowerMac based machines" 376 bool "Apple PowerMac based machines"
375 depends on PPC_MULTIPLATFORM 377 depends on PPC_MULTIPLATFORM
378 select MPIC
376 select PPC_INDIRECT_PCI if PPC32 379 select PPC_INDIRECT_PCI if PPC32
377 select PPC_MPC106 if PPC32 380 select PPC_MPC106 if PPC32
378 default y 381 default y
@@ -380,6 +383,7 @@ config PPC_PMAC
380config PPC_PMAC64 383config PPC_PMAC64
381 bool 384 bool
382 depends on PPC_PMAC && POWER4 385 depends on PPC_PMAC && POWER4
386 select MPIC
383 select U3_DART 387 select U3_DART
384 select MPIC_BROKEN_U3 388 select MPIC_BROKEN_U3
385 select GENERIC_TBSYNC 389 select GENERIC_TBSYNC
@@ -389,6 +393,7 @@ config PPC_PMAC64
389config PPC_PREP 393config PPC_PREP
390 bool "PowerPC Reference Platform (PReP) based machines" 394 bool "PowerPC Reference Platform (PReP) based machines"
391 depends on PPC_MULTIPLATFORM && PPC32 && BROKEN 395 depends on PPC_MULTIPLATFORM && PPC32 && BROKEN
396 select MPIC
392 select PPC_I8259 397 select PPC_I8259
393 select PPC_INDIRECT_PCI 398 select PPC_INDIRECT_PCI
394 select PPC_UDBG_16550 399 select PPC_UDBG_16550
@@ -397,6 +402,7 @@ config PPC_PREP
397config PPC_MAPLE 402config PPC_MAPLE
398 depends on PPC_MULTIPLATFORM && PPC64 403 depends on PPC_MULTIPLATFORM && PPC64
399 bool "Maple 970FX Evaluation Board" 404 bool "Maple 970FX Evaluation Board"
405 select MPIC
400 select U3_DART 406 select U3_DART
401 select MPIC_BROKEN_U3 407 select MPIC_BROKEN_U3
402 select GENERIC_TBSYNC 408 select GENERIC_TBSYNC
@@ -440,12 +446,6 @@ config U3_DART
440 depends on PPC_MULTIPLATFORM && PPC64 446 depends on PPC_MULTIPLATFORM && PPC64
441 default n 447 default n
442 448
443config MPIC
444 depends on PPC_PSERIES || PPC_PMAC || PPC_MAPLE || PPC_CHRP \
445 || MPC7448HPC2
446 bool
447 default y
448
449config PPC_RTAS 449config PPC_RTAS
450 bool 450 bool
451 default n 451 default n
@@ -813,6 +813,14 @@ config GENERIC_ISA_DMA
813 depends on PPC64 || POWER4 || 6xx && !CPM2 813 depends on PPC64 || POWER4 || 6xx && !CPM2
814 default y 814 default y
815 815
816config MPIC
817 bool
818 default n
819
820config MPIC_WEIRD
821 bool
822 default n
823
816config PPC_I8259 824config PPC_I8259
817 bool 825 bool
818 default n 826 default n
diff --git a/arch/powerpc/boot/dts/mpc7448hpc2.dts b/arch/powerpc/boot/dts/mpc7448hpc2.dts
new file mode 100644
index 000000000000..d7b985e6bd2f
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc7448hpc2.dts
@@ -0,0 +1,190 @@
1/*
2 * MPC7448HPC2 (Taiga) board Device Tree Source
3 *
4 * Copyright 2006 Freescale Semiconductor Inc.
5 * 2006 Roy Zang <Roy Zang at freescale.com>.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 */
12
13
14/ {
15 model = "mpc7448hpc2";
16 compatible = "mpc74xx";
17 #address-cells = <1>;
18 #size-cells = <1>;
19 linux,phandle = <100>;
20
21 cpus {
22 #cpus = <1>;
23 #address-cells = <1>;
24 #size-cells =<0>;
25 linux,phandle = <200>;
26
27 PowerPC,7448@0 {
28 device_type = "cpu";
29 reg = <0>;
30 d-cache-line-size = <20>; // 32 bytes
31 i-cache-line-size = <20>; // 32 bytes
32 d-cache-size = <8000>; // L1, 32K bytes
33 i-cache-size = <8000>; // L1, 32K bytes
34 timebase-frequency = <0>; // 33 MHz, from uboot
35 clock-frequency = <0>; // From U-Boot
36 bus-frequency = <0>; // From U-Boot
37 32-bit;
38 linux,phandle = <201>;
39 linux,boot-cpu;
40 };
41 };
42
43 memory {
44 device_type = "memory";
45 linux,phandle = <300>;
46 reg = <00000000 20000000 // DDR2 512M at 0
47 >;
48 };
49
50 tsi108@c0000000 {
51 #address-cells = <1>;
52 #size-cells = <1>;
53 #interrupt-cells = <2>;
54 device_type = "tsi-bridge";
55 ranges = <00000000 c0000000 00010000>;
56 reg = <c0000000 00010000>;
57 bus-frequency = <0>;
58
59 i2c@7000 {
60 interrupt-parent = <7400>;
61 interrupts = <E 0>;
62 reg = <7000 400>;
63 device_type = "i2c";
64 compatible = "tsi-i2c";
65 };
66
67 mdio@6000 {
68 device_type = "mdio";
69 compatible = "tsi-ethernet";
70
71 ethernet-phy@6000 {
72 linux,phandle = <6000>;
73 interrupt-parent = <7400>;
74 interrupts = <2 1>;
75 reg = <6000 50>;
76 phy-id = <8>;
77 device_type = "ethernet-phy";
78 };
79
80 ethernet-phy@6400 {
81 linux,phandle = <6400>;
82 interrupt-parent = <7400>;
83 interrupts = <2 1>;
84 reg = <6000 50>;
85 phy-id = <9>;
86 device_type = "ethernet-phy";
87 };
88
89 };
90
91 ethernet@6200 {
92 #size-cells = <0>;
93 device_type = "network";
94 model = "TSI-ETH";
95 compatible = "tsi-ethernet";
96 reg = <6000 200>;
97 address = [ 00 06 D2 00 00 01 ];
98 interrupts = <10 2>;
99 interrupt-parent = <7400>;
100 phy-handle = <6000>;
101 };
102
103 ethernet@6600 {
104 #address-cells = <1>;
105 #size-cells = <0>;
106 device_type = "network";
107 model = "TSI-ETH";
108 compatible = "tsi-ethernet";
109 reg = <6400 200>;
110 address = [ 00 06 D2 00 00 02 ];
111 interrupts = <11 2>;
112 interrupt-parent = <7400>;
113 phy-handle = <6400>;
114 };
115
116 serial@7808 {
117 device_type = "serial";
118 compatible = "ns16550";
119 reg = <7808 200>;
120 clock-frequency = <3f6b5a00>;
121 interrupts = <c 0>;
122 interrupt-parent = <7400>;
123 };
124
125 serial@7c08 {
126 device_type = "serial";
127 compatible = "ns16550";
128 reg = <7c08 200>;
129 clock-frequency = <3f6b5a00>;
130 interrupts = <d 0>;
131 interrupt-parent = <7400>;
132 };
133
134 pic@7400 {
135 linux,phandle = <7400>;
136 clock-frequency = <0>;
137 interrupt-controller;
138 #address-cells = <0>;
139 #interrupt-cells = <2>;
140 reg = <7400 400>;
141 built-in;
142 compatible = "chrp,open-pic";
143 device_type = "open-pic";
144 big-endian;
145 };
146 pci@1000 {
147 compatible = "tsi10x";
148 device_type = "pci";
149 linux,phandle = <1000>;
150 #interrupt-cells = <1>;
151 #size-cells = <2>;
152 #address-cells = <3>;
153 reg = <1000 1000>;
154 bus-range = <0 0>;
155 ranges = <02000000 0 e0000000 e0000000 0 1A000000
156 01000000 0 00000000 fa000000 0 00010000>;
157 clock-frequency = <7f28154>;
158 interrupt-parent = <7400>;
159 interrupts = <17 2>;
160 interrupt-map-mask = <f800 0 0 7>;
161 interrupt-map = <
162
163 /* IDSEL 0x11 */
164 0800 0 0 1 7400 24 0
165 0800 0 0 2 7400 25 0
166 0800 0 0 3 7400 26 0
167 0800 0 0 4 7400 27 0
168
169 /* IDSEL 0x12 */
170 1000 0 0 1 7400 25 0
171 1000 0 0 2 7400 26 0
172 1000 0 0 3 7400 27 0
173 1000 0 0 4 7400 24 0
174
175 /* IDSEL 0x13 */
176 1800 0 0 1 7400 26 0
177 1800 0 0 2 7400 27 0
178 1800 0 0 3 7400 24 0
179 1800 0 0 4 7400 25 0
180
181 /* IDSEL 0x14 */
182 2000 0 0 1 7400 27 0
183 2000 0 0 2 7400 24 0
184 2000 0 0 3 7400 25 0
185 2000 0 0 4 7400 26 0
186 >;
187 };
188 };
189
190};
diff --git a/arch/powerpc/boot/dts/mpc8349emds.dts b/arch/powerpc/boot/dts/mpc8349emds.dts
new file mode 100644
index 000000000000..12f5dbf3055f
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc8349emds.dts
@@ -0,0 +1,328 @@
1/*
2 * MPC8349E MDS Device Tree Source
3 *
4 * Copyright 2005, 2006 Freescale Semiconductor Inc.
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2 of the License, or (at your
9 * option) any later version.
10 */
11
12/ {
13 model = "MPC8349EMDS";
14 compatible = "MPC834xMDS";
15 #address-cells = <1>;
16 #size-cells = <1>;
17
18 cpus {
19 #cpus = <1>;
20 #address-cells = <1>;
21 #size-cells = <0>;
22
23 PowerPC,8349@0 {
24 device_type = "cpu";
25 reg = <0>;
26 d-cache-line-size = <20>; // 32 bytes
27 i-cache-line-size = <20>; // 32 bytes
28 d-cache-size = <8000>; // L1, 32K
29 i-cache-size = <8000>; // L1, 32K
30 timebase-frequency = <0>; // from bootloader
31 bus-frequency = <0>; // from bootloader
32 clock-frequency = <0>; // from bootloader
33 32-bit;
34 };
35 };
36
37 memory {
38 device_type = "memory";
39 reg = <00000000 10000000>; // 256MB at 0
40 };
41
42 soc8349@e0000000 {
43 #address-cells = <1>;
44 #size-cells = <1>;
45 #interrupt-cells = <2>;
46 device_type = "soc";
47 ranges = <0 e0000000 00100000>;
48 reg = <e0000000 00000200>;
49 bus-frequency = <0>;
50
51 wdt@200 {
52 device_type = "watchdog";
53 compatible = "mpc83xx_wdt";
54 reg = <200 100>;
55 };
56
57 i2c@3000 {
58 device_type = "i2c";
59 compatible = "fsl-i2c";
60 reg = <3000 100>;
61 interrupts = <e 8>;
62 interrupt-parent = <700>;
63 dfsrr;
64 };
65
66 i2c@3100 {
67 device_type = "i2c";
68 compatible = "fsl-i2c";
69 reg = <3100 100>;
70 interrupts = <f 8>;
71 interrupt-parent = <700>;
72 dfsrr;
73 };
74
75 spi@7000 {
76 device_type = "spi";
77 compatible = "mpc83xx_spi";
78 reg = <7000 1000>;
79 interrupts = <10 8>;
80 interrupt-parent = <700>;
81 mode = <0>;
82 };
83
84 /* phy type (ULPI or SERIAL) are only types supportted for MPH */
85 /* port = 0 or 1 */
86 usb@22000 {
87 device_type = "usb";
88 compatible = "fsl-usb2-mph";
89 reg = <22000 1000>;
90 #address-cells = <1>;
91 #size-cells = <0>;
92 interrupt-parent = <700>;
93 interrupts = <27 2>;
94 phy_type = "ulpi";
95 port1;
96 };
97 /* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
98 usb@23000 {
99 device_type = "usb";
100 compatible = "fsl-usb2-dr";
101 reg = <23000 1000>;
102 #address-cells = <1>;
103 #size-cells = <0>;
104 interrupt-parent = <700>;
105 interrupts = <26 2>;
106 phy_type = "ulpi";
107 };
108
109 mdio@24520 {
110 device_type = "mdio";
111 compatible = "gianfar";
112 reg = <24520 20>;
113 #address-cells = <1>;
114 #size-cells = <0>;
115 linux,phandle = <24520>;
116 ethernet-phy@0 {
117 linux,phandle = <2452000>;
118 interrupt-parent = <700>;
119 interrupts = <11 2>;
120 reg = <0>;
121 device_type = "ethernet-phy";
122 };
123 ethernet-phy@1 {
124 linux,phandle = <2452001>;
125 interrupt-parent = <700>;
126 interrupts = <12 2>;
127 reg = <1>;
128 device_type = "ethernet-phy";
129 };
130 };
131
132 ethernet@24000 {
133 device_type = "network";
134 model = "TSEC";
135 compatible = "gianfar";
136 reg = <24000 1000>;
137 address = [ 00 00 00 00 00 00 ];
138 local-mac-address = [ 00 00 00 00 00 00 ];
139 interrupts = <20 8 21 8 22 8>;
140 interrupt-parent = <700>;
141 phy-handle = <2452000>;
142 };
143
144 ethernet@25000 {
145 #address-cells = <1>;
146 #size-cells = <0>;
147 device_type = "network";
148 model = "TSEC";
149 compatible = "gianfar";
150 reg = <25000 1000>;
151 address = [ 00 00 00 00 00 00 ];
152 local-mac-address = [ 00 00 00 00 00 00 ];
153 interrupts = <23 8 24 8 25 8>;
154 interrupt-parent = <700>;
155 phy-handle = <2452001>;
156 };
157
158 serial@4500 {
159 device_type = "serial";
160 compatible = "ns16550";
161 reg = <4500 100>;
162 clock-frequency = <0>;
163 interrupts = <9 8>;
164 interrupt-parent = <700>;
165 };
166
167 serial@4600 {
168 device_type = "serial";
169 compatible = "ns16550";
170 reg = <4600 100>;
171 clock-frequency = <0>;
172 interrupts = <a 8>;
173 interrupt-parent = <700>;
174 };
175
176 pci@8500 {
177 interrupt-map-mask = <f800 0 0 7>;
178 interrupt-map = <
179
180 /* IDSEL 0x11 */
181 8800 0 0 1 700 14 8
182 8800 0 0 2 700 15 8
183 8800 0 0 3 700 16 8
184 8800 0 0 4 700 17 8
185
186 /* IDSEL 0x12 */
187 9000 0 0 1 700 16 8
188 9000 0 0 2 700 17 8
189 9000 0 0 3 700 14 8
190 9000 0 0 4 700 15 8
191
192 /* IDSEL 0x13 */
193 9800 0 0 1 700 17 8
194 9800 0 0 2 700 14 8
195 9800 0 0 3 700 15 8
196 9800 0 0 4 700 16 8
197
198 /* IDSEL 0x15 */
199 a800 0 0 1 700 14 8
200 a800 0 0 2 700 15 8
201 a800 0 0 3 700 16 8
202 a800 0 0 4 700 17 8
203
204 /* IDSEL 0x16 */
205 b000 0 0 1 700 17 8
206 b000 0 0 2 700 14 8
207 b000 0 0 3 700 15 8
208 b000 0 0 4 700 16 8
209
210 /* IDSEL 0x17 */
211 b800 0 0 1 700 16 8
212 b800 0 0 2 700 17 8
213 b800 0 0 3 700 14 8
214 b800 0 0 4 700 15 8
215
216 /* IDSEL 0x18 */
217 b000 0 0 1 700 15 8
218 b000 0 0 2 700 16 8
219 b000 0 0 3 700 17 8
220 b000 0 0 4 700 14 8>;
221 interrupt-parent = <700>;
222 interrupts = <42 8>;
223 bus-range = <0 0>;
224 ranges = <02000000 0 a0000000 a0000000 0 10000000
225 42000000 0 80000000 80000000 0 10000000
226 01000000 0 00000000 e2000000 0 00100000>;
227 clock-frequency = <3f940aa>;
228 #interrupt-cells = <1>;
229 #size-cells = <2>;
230 #address-cells = <3>;
231 reg = <8500 100>;
232 compatible = "83xx";
233 device_type = "pci";
234 };
235
236 pci@8600 {
237 interrupt-map-mask = <f800 0 0 7>;
238 interrupt-map = <
239
240 /* IDSEL 0x11 */
241 8800 0 0 1 700 14 8
242 8800 0 0 2 700 15 8
243 8800 0 0 3 700 16 8
244 8800 0 0 4 700 17 8
245
246 /* IDSEL 0x12 */
247 9000 0 0 1 700 16 8
248 9000 0 0 2 700 17 8
249 9000 0 0 3 700 14 8
250 9000 0 0 4 700 15 8
251
252 /* IDSEL 0x13 */
253 9800 0 0 1 700 17 8
254 9800 0 0 2 700 14 8
255 9800 0 0 3 700 15 8
256 9800 0 0 4 700 16 8
257
258 /* IDSEL 0x15 */
259 a800 0 0 1 700 14 8
260 a800 0 0 2 700 15 8
261 a800 0 0 3 700 16 8
262 a800 0 0 4 700 17 8
263
264 /* IDSEL 0x16 */
265 b000 0 0 1 700 17 8
266 b000 0 0 2 700 14 8
267 b000 0 0 3 700 15 8
268 b000 0 0 4 700 16 8
269
270 /* IDSEL 0x17 */
271 b800 0 0 1 700 16 8
272 b800 0 0 2 700 17 8
273 b800 0 0 3 700 14 8
274 b800 0 0 4 700 15 8
275
276 /* IDSEL 0x18 */
277 b000 0 0 1 700 15 8
278 b000 0 0 2 700 16 8
279 b000 0 0 3 700 17 8
280 b000 0 0 4 700 14 8>;
281 interrupt-parent = <700>;
282 interrupts = <42 8>;
283 bus-range = <0 0>;
284 ranges = <02000000 0 b0000000 b0000000 0 10000000
285 42000000 0 90000000 90000000 0 10000000
286 01000000 0 00000000 e2100000 0 00100000>;
287 clock-frequency = <3f940aa>;
288 #interrupt-cells = <1>;
289 #size-cells = <2>;
290 #address-cells = <3>;
291 reg = <8600 100>;
292 compatible = "83xx";
293 device_type = "pci";
294 };
295
296 /* May need to remove if on a part without crypto engine */
297 crypto@30000 {
298 device_type = "crypto";
299 model = "SEC2";
300 compatible = "talitos";
301 reg = <30000 10000>;
302 interrupts = <b 8>;
303 interrupt-parent = <700>;
304 num-channels = <4>;
305 channel-fifo-len = <18>;
306 exec-units-mask = <0000007e>;
307 /* desc mask is for rev2.0,
308 * we need runtime fixup for >2.0 */
309 descriptor-types-mask = <01010ebf>;
310 };
311
312 /* IPIC
313 * interrupts cell = <intr #, sense>
314 * sense values match linux IORESOURCE_IRQ_* defines:
315 * sense == 8: Level, low assertion
316 * sense == 2: Edge, high-to-low change
317 */
318 pic@700 {
319 linux,phandle = <700>;
320 interrupt-controller;
321 #address-cells = <0>;
322 #interrupt-cells = <2>;
323 reg = <700 100>;
324 built-in;
325 device_type = "ipic";
326 };
327 };
328};
diff --git a/arch/powerpc/configs/mpc834x_sys_defconfig b/arch/powerpc/configs/mpc834x_mds_defconfig
index 5078b0441d61..5078b0441d61 100644
--- a/arch/powerpc/configs/mpc834x_sys_defconfig
+++ b/arch/powerpc/configs/mpc834x_mds_defconfig
diff --git a/arch/powerpc/kernel/fpu.S b/arch/powerpc/kernel/fpu.S
index 7e2c9fe44ac1..821e152e093c 100644
--- a/arch/powerpc/kernel/fpu.S
+++ b/arch/powerpc/kernel/fpu.S
@@ -2,6 +2,11 @@
2 * FPU support code, moved here from head.S so that it can be used 2 * FPU support code, moved here from head.S so that it can be used
3 * by chips which use other head-whatever.S files. 3 * by chips which use other head-whatever.S files.
4 * 4 *
5 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
6 * Copyright (C) 1996 Cort Dougan <cort@cs.nmt.edu>
7 * Copyright (C) 1996 Paul Mackerras.
8 * Copyright (C) 1997 Dan Malek (dmalek@jlc.net).
9 *
5 * This program is free software; you can redistribute it and/or 10 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License 11 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 12 * as published by the Free Software Foundation; either version
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index fd4ddb858dbd..b4432332341f 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -323,7 +323,8 @@ EXPORT_SYMBOL(do_softirq);
323 323
324static LIST_HEAD(irq_hosts); 324static LIST_HEAD(irq_hosts);
325static spinlock_t irq_big_lock = SPIN_LOCK_UNLOCKED; 325static spinlock_t irq_big_lock = SPIN_LOCK_UNLOCKED;
326 326static DEFINE_PER_CPU(unsigned int, irq_radix_reader);
327static unsigned int irq_radix_writer;
327struct irq_map_entry irq_map[NR_IRQS]; 328struct irq_map_entry irq_map[NR_IRQS];
328static unsigned int irq_virq_count = NR_IRQS; 329static unsigned int irq_virq_count = NR_IRQS;
329static struct irq_host *irq_default_host; 330static struct irq_host *irq_default_host;
@@ -456,6 +457,58 @@ void irq_set_virq_count(unsigned int count)
456 irq_virq_count = count; 457 irq_virq_count = count;
457} 458}
458 459
460/* radix tree not lockless safe ! we use a brlock-type mecanism
461 * for now, until we can use a lockless radix tree
462 */
463static void irq_radix_wrlock(unsigned long *flags)
464{
465 unsigned int cpu, ok;
466
467 spin_lock_irqsave(&irq_big_lock, *flags);
468 irq_radix_writer = 1;
469 smp_mb();
470 do {
471 barrier();
472 ok = 1;
473 for_each_possible_cpu(cpu) {
474 if (per_cpu(irq_radix_reader, cpu)) {
475 ok = 0;
476 break;
477 }
478 }
479 if (!ok)
480 cpu_relax();
481 } while(!ok);
482}
483
484static void irq_radix_wrunlock(unsigned long flags)
485{
486 smp_wmb();
487 irq_radix_writer = 0;
488 spin_unlock_irqrestore(&irq_big_lock, flags);
489}
490
491static void irq_radix_rdlock(unsigned long *flags)
492{
493 local_irq_save(*flags);
494 __get_cpu_var(irq_radix_reader) = 1;
495 smp_mb();
496 if (likely(irq_radix_writer == 0))
497 return;
498 __get_cpu_var(irq_radix_reader) = 0;
499 smp_wmb();
500 spin_lock(&irq_big_lock);
501 __get_cpu_var(irq_radix_reader) = 1;
502 spin_unlock(&irq_big_lock);
503}
504
505static void irq_radix_rdunlock(unsigned long flags)
506{
507 __get_cpu_var(irq_radix_reader) = 0;
508 local_irq_restore(flags);
509}
510
511
459unsigned int irq_create_mapping(struct irq_host *host, 512unsigned int irq_create_mapping(struct irq_host *host,
460 irq_hw_number_t hwirq) 513 irq_hw_number_t hwirq)
461{ 514{
@@ -605,13 +658,9 @@ void irq_dispose_mapping(unsigned int virq)
605 /* Check if radix tree allocated yet */ 658 /* Check if radix tree allocated yet */
606 if (host->revmap_data.tree.gfp_mask == 0) 659 if (host->revmap_data.tree.gfp_mask == 0)
607 break; 660 break;
608 /* XXX radix tree not safe ! remove lock whem it becomes safe 661 irq_radix_wrlock(&flags);
609 * and use some RCU sync to make sure everything is ok before we
610 * can re-use that map entry
611 */
612 spin_lock_irqsave(&irq_big_lock, flags);
613 radix_tree_delete(&host->revmap_data.tree, hwirq); 662 radix_tree_delete(&host->revmap_data.tree, hwirq);
614 spin_unlock_irqrestore(&irq_big_lock, flags); 663 irq_radix_wrunlock(flags);
615 break; 664 break;
616 } 665 }
617 666
@@ -678,25 +727,24 @@ unsigned int irq_radix_revmap(struct irq_host *host,
678 if (tree->gfp_mask == 0) 727 if (tree->gfp_mask == 0)
679 return irq_find_mapping(host, hwirq); 728 return irq_find_mapping(host, hwirq);
680 729
681 /* XXX Current radix trees are NOT SMP safe !!! Remove that lock
682 * when that is fixed (when Nick's patch gets in
683 */
684 spin_lock_irqsave(&irq_big_lock, flags);
685
686 /* Now try to resolve */ 730 /* Now try to resolve */
731 irq_radix_rdlock(&flags);
687 ptr = radix_tree_lookup(tree, hwirq); 732 ptr = radix_tree_lookup(tree, hwirq);
733 irq_radix_rdunlock(flags);
734
688 /* Found it, return */ 735 /* Found it, return */
689 if (ptr) { 736 if (ptr) {
690 virq = ptr - irq_map; 737 virq = ptr - irq_map;
691 goto bail; 738 return virq;
692 } 739 }
693 740
694 /* If not there, try to insert it */ 741 /* If not there, try to insert it */
695 virq = irq_find_mapping(host, hwirq); 742 virq = irq_find_mapping(host, hwirq);
696 if (virq != NO_IRQ) 743 if (virq != NO_IRQ) {
744 irq_radix_wrlock(&flags);
697 radix_tree_insert(tree, hwirq, &irq_map[virq]); 745 radix_tree_insert(tree, hwirq, &irq_map[virq]);
698 bail: 746 irq_radix_wrunlock(flags);
699 spin_unlock_irqrestore(&irq_big_lock, flags); 747 }
700 return virq; 748 return virq;
701} 749}
702 750
@@ -807,12 +855,12 @@ static int irq_late_init(void)
807 struct irq_host *h; 855 struct irq_host *h;
808 unsigned long flags; 856 unsigned long flags;
809 857
810 spin_lock_irqsave(&irq_big_lock, flags); 858 irq_radix_wrlock(&flags);
811 list_for_each_entry(h, &irq_hosts, link) { 859 list_for_each_entry(h, &irq_hosts, link) {
812 if (h->revmap_type == IRQ_HOST_MAP_TREE) 860 if (h->revmap_type == IRQ_HOST_MAP_TREE)
813 INIT_RADIX_TREE(&h->revmap_data.tree, GFP_ATOMIC); 861 INIT_RADIX_TREE(&h->revmap_data.tree, GFP_ATOMIC);
814 } 862 }
815 spin_unlock_irqrestore(&irq_big_lock, flags); 863 irq_radix_wrunlock(flags);
816 864
817 return 0; 865 return 0;
818} 866}
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index d51be7c7a2ef..c1b1e14775e4 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -1254,6 +1254,9 @@ int pci_read_irq_line(struct pci_dev *pci_dev)
1254 1254
1255 DBG("Try to map irq for %s...\n", pci_name(pci_dev)); 1255 DBG("Try to map irq for %s...\n", pci_name(pci_dev));
1256 1256
1257#ifdef DEBUG
1258 memset(&oirq, 0xff, sizeof(oirq));
1259#endif
1257 /* Try to get a mapping from the device-tree */ 1260 /* Try to get a mapping from the device-tree */
1258 if (of_irq_map_pci(pci_dev, &oirq)) { 1261 if (of_irq_map_pci(pci_dev, &oirq)) {
1259 u8 line, pin; 1262 u8 line, pin;
@@ -1279,8 +1282,9 @@ int pci_read_irq_line(struct pci_dev *pci_dev)
1279 if (virq != NO_IRQ) 1282 if (virq != NO_IRQ)
1280 set_irq_type(virq, IRQ_TYPE_LEVEL_LOW); 1283 set_irq_type(virq, IRQ_TYPE_LEVEL_LOW);
1281 } else { 1284 } else {
1282 DBG(" -> got one, spec %d cells (0x%08x...) on %s\n", 1285 DBG(" -> got one, spec %d cells (0x%08x 0x%08x...) on %s\n",
1283 oirq.size, oirq.specifier[0], oirq.controller->full_name); 1286 oirq.size, oirq.specifier[0], oirq.specifier[1],
1287 oirq.controller->full_name);
1284 1288
1285 virq = irq_create_of_mapping(oirq.controller, oirq.specifier, 1289 virq = irq_create_of_mapping(oirq.controller, oirq.specifier,
1286 oirq.size); 1290 oirq.size);
@@ -1289,6 +1293,9 @@ int pci_read_irq_line(struct pci_dev *pci_dev)
1289 DBG(" -> failed to map !\n"); 1293 DBG(" -> failed to map !\n");
1290 return -1; 1294 return -1;
1291 } 1295 }
1296
1297 DBG(" -> mapped to linux irq %d\n", virq);
1298
1292 pci_dev->irq = virq; 1299 pci_dev->irq = virq;
1293 pci_write_config_byte(pci_dev, PCI_INTERRUPT_LINE, virq); 1300 pci_write_config_byte(pci_dev, PCI_INTERRUPT_LINE, virq);
1294 1301
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 90972ef6c471..b91761639d96 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -646,13 +646,13 @@ static unsigned char ibm_architecture_vec[] = {
646 5 - 1, /* 5 option vectors */ 646 5 - 1, /* 5 option vectors */
647 647
648 /* option vector 1: processor architectures supported */ 648 /* option vector 1: processor architectures supported */
649 3 - 1, /* length */ 649 3 - 2, /* length */
650 0, /* don't ignore, don't halt */ 650 0, /* don't ignore, don't halt */
651 OV1_PPC_2_00 | OV1_PPC_2_01 | OV1_PPC_2_02 | OV1_PPC_2_03 | 651 OV1_PPC_2_00 | OV1_PPC_2_01 | OV1_PPC_2_02 | OV1_PPC_2_03 |
652 OV1_PPC_2_04 | OV1_PPC_2_05, 652 OV1_PPC_2_04 | OV1_PPC_2_05,
653 653
654 /* option vector 2: Open Firmware options supported */ 654 /* option vector 2: Open Firmware options supported */
655 34 - 1, /* length */ 655 34 - 2, /* length */
656 OV2_REAL_MODE, 656 OV2_REAL_MODE,
657 0, 0, 657 0, 0,
658 W(0xffffffff), /* real_base */ 658 W(0xffffffff), /* real_base */
@@ -666,16 +666,16 @@ static unsigned char ibm_architecture_vec[] = {
666 48, /* max log_2(hash table size) */ 666 48, /* max log_2(hash table size) */
667 667
668 /* option vector 3: processor options supported */ 668 /* option vector 3: processor options supported */
669 3 - 1, /* length */ 669 3 - 2, /* length */
670 0, /* don't ignore, don't halt */ 670 0, /* don't ignore, don't halt */
671 OV3_FP | OV3_VMX, 671 OV3_FP | OV3_VMX,
672 672
673 /* option vector 4: IBM PAPR implementation */ 673 /* option vector 4: IBM PAPR implementation */
674 2 - 1, /* length */ 674 2 - 2, /* length */
675 0, /* don't halt */ 675 0, /* don't halt */
676 676
677 /* option vector 5: PAPR/OF options */ 677 /* option vector 5: PAPR/OF options */
678 3 - 1, /* length */ 678 3 - 2, /* length */
679 0, /* don't ignore, don't halt */ 679 0, /* don't ignore, don't halt */
680 OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES, 680 OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES,
681}; 681};
diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c
index 603203276ef6..603dff3ad62a 100644
--- a/arch/powerpc/kernel/prom_parse.c
+++ b/arch/powerpc/kernel/prom_parse.c
@@ -642,7 +642,7 @@ void of_irq_map_init(unsigned int flags)
642 642
643} 643}
644 644
645int of_irq_map_raw(struct device_node *parent, const u32 *intspec, 645int of_irq_map_raw(struct device_node *parent, const u32 *intspec, u32 ointsize,
646 const u32 *addr, struct of_irq *out_irq) 646 const u32 *addr, struct of_irq *out_irq)
647{ 647{
648 struct device_node *ipar, *tnode, *old = NULL, *newpar = NULL; 648 struct device_node *ipar, *tnode, *old = NULL, *newpar = NULL;
@@ -650,6 +650,9 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec,
650 u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0; 650 u32 intsize = 1, addrsize, newintsize = 0, newaddrsize = 0;
651 int imaplen, match, i; 651 int imaplen, match, i;
652 652
653 DBG("of_irq_map_raw: par=%s,intspec=[0x%08x 0x%08x...],ointsize=%d\n",
654 parent->full_name, intspec[0], intspec[1], ointsize);
655
653 ipar = of_node_get(parent); 656 ipar = of_node_get(parent);
654 657
655 /* First get the #interrupt-cells property of the current cursor 658 /* First get the #interrupt-cells property of the current cursor
@@ -673,6 +676,9 @@ int of_irq_map_raw(struct device_node *parent, const u32 *intspec,
673 676
674 DBG("of_irq_map_raw: ipar=%s, size=%d\n", ipar->full_name, intsize); 677 DBG("of_irq_map_raw: ipar=%s, size=%d\n", ipar->full_name, intsize);
675 678
679 if (ointsize != intsize)
680 return -EINVAL;
681
676 /* Look for this #address-cells. We have to implement the old linux 682 /* Look for this #address-cells. We have to implement the old linux
677 * trick of looking for the parent here as some device-trees rely on it 683 * trick of looking for the parent here as some device-trees rely on it
678 */ 684 */
@@ -879,12 +885,15 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
879 } 885 }
880 intsize = *tmp; 886 intsize = *tmp;
881 887
888 DBG(" intsize=%d intlen=%d\n", intsize, intlen);
889
882 /* Check index */ 890 /* Check index */
883 if ((index + 1) * intsize > intlen) 891 if ((index + 1) * intsize > intlen)
884 return -EINVAL; 892 return -EINVAL;
885 893
886 /* Get new specifier and map it */ 894 /* Get new specifier and map it */
887 res = of_irq_map_raw(p, intspec + index * intsize, addr, out_irq); 895 res = of_irq_map_raw(p, intspec + index * intsize, intsize,
896 addr, out_irq);
888 of_node_put(p); 897 of_node_put(p);
889 return res; 898 return res;
890} 899}
@@ -969,7 +978,7 @@ int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq)
969 laddr[0] = (pdev->bus->number << 16) 978 laddr[0] = (pdev->bus->number << 16)
970 | (pdev->devfn << 8); 979 | (pdev->devfn << 8);
971 laddr[1] = laddr[2] = 0; 980 laddr[1] = laddr[2] = 0;
972 return of_irq_map_raw(ppnode, &lspec, laddr, out_irq); 981 return of_irq_map_raw(ppnode, &lspec, 1, laddr, out_irq);
973} 982}
974EXPORT_SYMBOL_GPL(of_irq_map_pci); 983EXPORT_SYMBOL_GPL(of_irq_map_pci);
975#endif /* CONFIG_PCI */ 984#endif /* CONFIG_PCI */
diff --git a/arch/powerpc/kernel/smp-tbsync.c b/arch/powerpc/kernel/smp-tbsync.c
index f19e2e0e61e7..de59c6c31a5b 100644
--- a/arch/powerpc/kernel/smp-tbsync.c
+++ b/arch/powerpc/kernel/smp-tbsync.c
@@ -45,8 +45,9 @@ void __devinit smp_generic_take_timebase(void)
45{ 45{
46 int cmd; 46 int cmd;
47 u64 tb; 47 u64 tb;
48 unsigned long flags;
48 49
49 local_irq_disable(); 50 local_irq_save(flags);
50 while (!running) 51 while (!running)
51 barrier(); 52 barrier();
52 rmb(); 53 rmb();
@@ -70,7 +71,7 @@ void __devinit smp_generic_take_timebase(void)
70 set_tb(tb >> 32, tb & 0xfffffffful); 71 set_tb(tb >> 32, tb & 0xfffffffful);
71 enter_contest(tbsync->mark, -1); 72 enter_contest(tbsync->mark, -1);
72 } 73 }
73 local_irq_enable(); 74 local_irq_restore(flags);
74} 75}
75 76
76static int __devinit start_contest(int cmd, long offset, int num) 77static int __devinit start_contest(int cmd, long offset, int num)
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 272cb826901d..b9a2061cfdb7 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -125,15 +125,8 @@ static long timezone_offset;
125unsigned long ppc_proc_freq; 125unsigned long ppc_proc_freq;
126unsigned long ppc_tb_freq; 126unsigned long ppc_tb_freq;
127 127
128u64 tb_last_jiffy __cacheline_aligned_in_smp; 128static u64 tb_last_jiffy __cacheline_aligned_in_smp;
129unsigned long tb_last_stamp; 129static DEFINE_PER_CPU(u64, last_jiffy);
130
131/*
132 * Note that on ppc32 this only stores the bottom 32 bits of
133 * the timebase value, but that's enough to tell when a jiffy
134 * has passed.
135 */
136DEFINE_PER_CPU(unsigned long, last_jiffy);
137 130
138#ifdef CONFIG_VIRT_CPU_ACCOUNTING 131#ifdef CONFIG_VIRT_CPU_ACCOUNTING
139/* 132/*
@@ -458,7 +451,7 @@ void do_gettimeofday(struct timeval *tv)
458 do { 451 do {
459 seq = read_seqbegin_irqsave(&xtime_lock, flags); 452 seq = read_seqbegin_irqsave(&xtime_lock, flags);
460 sec = xtime.tv_sec; 453 sec = xtime.tv_sec;
461 nsec = xtime.tv_nsec + tb_ticks_since(tb_last_stamp); 454 nsec = xtime.tv_nsec + tb_ticks_since(tb_last_jiffy);
462 } while (read_seqretry_irqrestore(&xtime_lock, seq, flags)); 455 } while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
463 usec = nsec / 1000; 456 usec = nsec / 1000;
464 while (usec >= 1000000) { 457 while (usec >= 1000000) {
@@ -700,7 +693,6 @@ void timer_interrupt(struct pt_regs * regs)
700 tb_next_jiffy = tb_last_jiffy + tb_ticks_per_jiffy; 693 tb_next_jiffy = tb_last_jiffy + tb_ticks_per_jiffy;
701 if (per_cpu(last_jiffy, cpu) >= tb_next_jiffy) { 694 if (per_cpu(last_jiffy, cpu) >= tb_next_jiffy) {
702 tb_last_jiffy = tb_next_jiffy; 695 tb_last_jiffy = tb_next_jiffy;
703 tb_last_stamp = per_cpu(last_jiffy, cpu);
704 do_timer(regs); 696 do_timer(regs);
705 timer_recalc_offset(tb_last_jiffy); 697 timer_recalc_offset(tb_last_jiffy);
706 timer_check_rtc(); 698 timer_check_rtc();
@@ -749,7 +741,7 @@ void __init smp_space_timers(unsigned int max_cpus)
749 int i; 741 int i;
750 unsigned long half = tb_ticks_per_jiffy / 2; 742 unsigned long half = tb_ticks_per_jiffy / 2;
751 unsigned long offset = tb_ticks_per_jiffy / max_cpus; 743 unsigned long offset = tb_ticks_per_jiffy / max_cpus;
752 unsigned long previous_tb = per_cpu(last_jiffy, boot_cpuid); 744 u64 previous_tb = per_cpu(last_jiffy, boot_cpuid);
753 745
754 /* make sure tb > per_cpu(last_jiffy, cpu) for all cpus always */ 746 /* make sure tb > per_cpu(last_jiffy, cpu) for all cpus always */
755 previous_tb -= tb_ticks_per_jiffy; 747 previous_tb -= tb_ticks_per_jiffy;
@@ -830,7 +822,7 @@ int do_settimeofday(struct timespec *tv)
830 * and therefore the (jiffies - wall_jiffies) computation 822 * and therefore the (jiffies - wall_jiffies) computation
831 * has been removed. 823 * has been removed.
832 */ 824 */
833 tb_delta = tb_ticks_since(tb_last_stamp); 825 tb_delta = tb_ticks_since(tb_last_jiffy);
834 tb_delta = mulhdu(tb_delta, do_gtod.varp->tb_to_xs); /* in xsec */ 826 tb_delta = mulhdu(tb_delta, do_gtod.varp->tb_to_xs); /* in xsec */
835 new_nsec -= SCALE_XSEC(tb_delta, 1000000000); 827 new_nsec -= SCALE_XSEC(tb_delta, 1000000000);
836 828
@@ -950,8 +942,7 @@ void __init time_init(void)
950 if (__USE_RTC()) { 942 if (__USE_RTC()) {
951 /* 601 processor: dec counts down by 128 every 128ns */ 943 /* 601 processor: dec counts down by 128 every 128ns */
952 ppc_tb_freq = 1000000000; 944 ppc_tb_freq = 1000000000;
953 tb_last_stamp = get_rtcl(); 945 tb_last_jiffy = get_rtcl();
954 tb_last_jiffy = tb_last_stamp;
955 } else { 946 } else {
956 /* Normal PowerPC with timebase register */ 947 /* Normal PowerPC with timebase register */
957 ppc_md.calibrate_decr(); 948 ppc_md.calibrate_decr();
@@ -959,7 +950,7 @@ void __init time_init(void)
959 ppc_tb_freq / 1000000, ppc_tb_freq % 1000000); 950 ppc_tb_freq / 1000000, ppc_tb_freq % 1000000);
960 printk(KERN_DEBUG "time_init: processor frequency = %lu.%.6lu MHz\n", 951 printk(KERN_DEBUG "time_init: processor frequency = %lu.%.6lu MHz\n",
961 ppc_proc_freq / 1000000, ppc_proc_freq % 1000000); 952 ppc_proc_freq / 1000000, ppc_proc_freq % 1000000);
962 tb_last_stamp = tb_last_jiffy = get_tb(); 953 tb_last_jiffy = get_tb();
963 } 954 }
964 955
965 tb_ticks_per_jiffy = ppc_tb_freq / HZ; 956 tb_ticks_per_jiffy = ppc_tb_freq / HZ;
@@ -1036,7 +1027,7 @@ void __init time_init(void)
1036 do_gtod.varp = &do_gtod.vars[0]; 1027 do_gtod.varp = &do_gtod.vars[0];
1037 do_gtod.var_idx = 0; 1028 do_gtod.var_idx = 0;
1038 do_gtod.varp->tb_orig_stamp = tb_last_jiffy; 1029 do_gtod.varp->tb_orig_stamp = tb_last_jiffy;
1039 __get_cpu_var(last_jiffy) = tb_last_stamp; 1030 __get_cpu_var(last_jiffy) = tb_last_jiffy;
1040 do_gtod.varp->stamp_xsec = (u64) xtime.tv_sec * XSEC_PER_SEC; 1031 do_gtod.varp->stamp_xsec = (u64) xtime.tv_sec * XSEC_PER_SEC;
1041 do_gtod.tb_ticks_per_sec = tb_ticks_per_sec; 1032 do_gtod.tb_ticks_per_sec = tb_ticks_per_sec;
1042 do_gtod.varp->tb_to_xs = tb_to_xs; 1033 do_gtod.varp->tb_to_xs = tb_to_xs;
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 4d0b4e74d579..9b352bd0a460 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -148,7 +148,7 @@ int die(const char *str, struct pt_regs *regs, long err)
148 panic("Fatal exception in interrupt"); 148 panic("Fatal exception in interrupt");
149 149
150 if (panic_on_oops) 150 if (panic_on_oops)
151 panic("Fatal exception: panic_on_oops"); 151 panic("Fatal exception");
152 152
153 do_exit(err); 153 do_exit(err);
154 154
diff --git a/arch/powerpc/lib/memcpy_64.S b/arch/powerpc/lib/memcpy_64.S
index fd66acfd3e3e..7173ba98f427 100644
--- a/arch/powerpc/lib/memcpy_64.S
+++ b/arch/powerpc/lib/memcpy_64.S
@@ -11,6 +11,7 @@
11 11
12 .align 7 12 .align 7
13_GLOBAL(memcpy) 13_GLOBAL(memcpy)
14 std r3,48(r1) /* save destination pointer for return value */
14 mtcrf 0x01,r5 15 mtcrf 0x01,r5
15 cmpldi cr1,r5,16 16 cmpldi cr1,r5,16
16 neg r6,r3 # LS 3 bits = # bytes to 8-byte dest bdry 17 neg r6,r3 # LS 3 bits = # bytes to 8-byte dest bdry
@@ -38,7 +39,7 @@ _GLOBAL(memcpy)
38 stdu r9,16(r3) 39 stdu r9,16(r3)
39 bdnz 1b 40 bdnz 1b
403: std r8,8(r3) 413: std r8,8(r3)
41 beqlr 42 beq 3f
42 addi r3,r3,16 43 addi r3,r3,16
43 ld r9,8(r4) 44 ld r9,8(r4)
44.Ldo_tail: 45.Ldo_tail:
@@ -53,7 +54,8 @@ _GLOBAL(memcpy)
532: bf cr7*4+3,3f 542: bf cr7*4+3,3f
54 rotldi r9,r9,8 55 rotldi r9,r9,8
55 stb r9,0(r3) 56 stb r9,0(r3)
563: blr 573: ld r3,48(r1) /* return dest pointer */
58 blr
57 59
58.Lsrc_unaligned: 60.Lsrc_unaligned:
59 srdi r6,r5,3 61 srdi r6,r5,3
@@ -115,7 +117,7 @@ _GLOBAL(memcpy)
1155: srd r12,r9,r11 1175: srd r12,r9,r11
116 or r12,r8,r12 118 or r12,r8,r12
117 std r12,24(r3) 119 std r12,24(r3)
118 beqlr 120 beq 4f
119 cmpwi cr1,r5,8 121 cmpwi cr1,r5,8
120 addi r3,r3,32 122 addi r3,r3,32
121 sld r9,r9,r10 123 sld r9,r9,r10
@@ -167,4 +169,5 @@ _GLOBAL(memcpy)
1673: bf cr7*4+3,4f 1693: bf cr7*4+3,4f
168 lbz r0,0(r4) 170 lbz r0,0(r4)
169 stb r0,0(r3) 171 stb r0,0(r3)
1704: blr 1724: ld r3,48(r1) /* return dest pointer */
173 blr
diff --git a/arch/powerpc/platforms/83xx/mpc834x_itx.c b/arch/powerpc/platforms/83xx/mpc834x_itx.c
index d9675f9b9766..969fbb6d8c46 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_itx.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_itx.c
@@ -46,26 +46,6 @@ unsigned long isa_io_base = 0;
46unsigned long isa_mem_base = 0; 46unsigned long isa_mem_base = 0;
47#endif 47#endif
48 48
49#ifdef CONFIG_PCI
50static int
51mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
52{
53 static char pci_irq_table[][4] =
54 /*
55 * PCI IDSEL/INTPIN->INTLINE
56 * A B C D
57 */
58 {
59 {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x0e */
60 {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x0f */
61 {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x10 */
62 };
63
64 const long min_idsel = 0x0e, max_idsel = 0x10, irqs_per_slot = 4;
65 return PCI_IRQ_TABLE_LOOKUP;
66}
67#endif /* CONFIG_PCI */
68
69/* ************************************************************************ 49/* ************************************************************************
70 * 50 *
71 * Setup the architecture 51 * Setup the architecture
@@ -92,8 +72,6 @@ static void __init mpc834x_itx_setup_arch(void)
92 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) 72 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
93 add_bridge(np); 73 add_bridge(np);
94 74
95 ppc_md.pci_swizzle = common_swizzle;
96 ppc_md.pci_map_irq = mpc83xx_map_irq;
97 ppc_md.pci_exclude_device = mpc83xx_exclude_device; 75 ppc_md.pci_exclude_device = mpc83xx_exclude_device;
98#endif 76#endif
99 77
@@ -106,25 +84,13 @@ static void __init mpc834x_itx_setup_arch(void)
106 84
107void __init mpc834x_itx_init_IRQ(void) 85void __init mpc834x_itx_init_IRQ(void)
108{ 86{
109 u8 senses[8] = { 87 struct device_node *np;
110 0, /* EXT 0 */ 88
111 IRQ_SENSE_LEVEL, /* EXT 1 */ 89 np = of_find_node_by_type(NULL, "ipic");
112 IRQ_SENSE_LEVEL, /* EXT 2 */ 90 if (!np)
113 0, /* EXT 3 */ 91 return;
114#ifdef CONFIG_PCI
115 IRQ_SENSE_LEVEL, /* EXT 4 */
116 IRQ_SENSE_LEVEL, /* EXT 5 */
117 IRQ_SENSE_LEVEL, /* EXT 6 */
118 IRQ_SENSE_LEVEL, /* EXT 7 */
119#else
120 0, /* EXT 4 */
121 0, /* EXT 5 */
122 0, /* EXT 6 */
123 0, /* EXT 7 */
124#endif
125 };
126 92
127 ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8); 93 ipic_init(np, 0);
128 94
129 /* Initialize the default interrupt mapping priorities, 95 /* Initialize the default interrupt mapping priorities,
130 * in case the boot rom changed something on us. 96 * in case the boot rom changed something on us.
@@ -153,4 +119,7 @@ define_machine(mpc834x_itx) {
153 .time_init = mpc83xx_time_init, 119 .time_init = mpc83xx_time_init,
154 .calibrate_decr = generic_calibrate_decr, 120 .calibrate_decr = generic_calibrate_decr,
155 .progress = udbg_progress, 121 .progress = udbg_progress,
122#ifdef CONFIG_PCI
123 .pcibios_fixup = mpc83xx_pcibios_fixup,
124#endif
156}; 125};
diff --git a/arch/powerpc/platforms/83xx/mpc834x_sys.c b/arch/powerpc/platforms/83xx/mpc834x_sys.c
index 5eadf9d035f1..677196187a4e 100644
--- a/arch/powerpc/platforms/83xx/mpc834x_sys.c
+++ b/arch/powerpc/platforms/83xx/mpc834x_sys.c
@@ -43,33 +43,6 @@ unsigned long isa_io_base = 0;
43unsigned long isa_mem_base = 0; 43unsigned long isa_mem_base = 0;
44#endif 44#endif
45 45
46#ifdef CONFIG_PCI
47static int
48mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
49{
50 static char pci_irq_table[][4] =
51 /*
52 * PCI IDSEL/INTPIN->INTLINE
53 * A B C D
54 */
55 {
56 {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x11 */
57 {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x12 */
58 {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x13 */
59 {0, 0, 0, 0},
60 {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x15 */
61 {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x16 */
62 {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x17 */
63 {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x18 */
64 {0, 0, 0, 0}, /* idsel 0x19 */
65 {0, 0, 0, 0}, /* idsel 0x20 */
66 };
67
68 const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
69 return PCI_IRQ_TABLE_LOOKUP;
70}
71#endif /* CONFIG_PCI */
72
73/* ************************************************************************ 46/* ************************************************************************
74 * 47 *
75 * Setup the architecture 48 * Setup the architecture
@@ -96,8 +69,6 @@ static void __init mpc834x_sys_setup_arch(void)
96 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;) 69 for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
97 add_bridge(np); 70 add_bridge(np);
98 71
99 ppc_md.pci_swizzle = common_swizzle;
100 ppc_md.pci_map_irq = mpc83xx_map_irq;
101 ppc_md.pci_exclude_device = mpc83xx_exclude_device; 72 ppc_md.pci_exclude_device = mpc83xx_exclude_device;
102#endif 73#endif
103 74
@@ -110,25 +81,13 @@ static void __init mpc834x_sys_setup_arch(void)
110 81
111void __init mpc834x_sys_init_IRQ(void) 82void __init mpc834x_sys_init_IRQ(void)
112{ 83{
113 u8 senses[8] = { 84 struct device_node *np;
114 0, /* EXT 0 */ 85
115 IRQ_SENSE_LEVEL, /* EXT 1 */ 86 np = of_find_node_by_type(NULL, "ipic");
116 IRQ_SENSE_LEVEL, /* EXT 2 */ 87 if (!np)
117 0, /* EXT 3 */ 88 return;
118#ifdef CONFIG_PCI
119 IRQ_SENSE_LEVEL, /* EXT 4 */
120 IRQ_SENSE_LEVEL, /* EXT 5 */
121 IRQ_SENSE_LEVEL, /* EXT 6 */
122 IRQ_SENSE_LEVEL, /* EXT 7 */
123#else
124 0, /* EXT 4 */
125 0, /* EXT 5 */
126 0, /* EXT 6 */
127 0, /* EXT 7 */
128#endif
129 };
130 89
131 ipic_init(get_immrbase() + 0x00700, 0, 0, senses, 8); 90 ipic_init(np, 0);
132 91
133 /* Initialize the default interrupt mapping priorities, 92 /* Initialize the default interrupt mapping priorities,
134 * in case the boot rom changed something on us. 93 * in case the boot rom changed something on us.
@@ -178,4 +137,7 @@ define_machine(mpc834x_sys) {
178 .time_init = mpc83xx_time_init, 137 .time_init = mpc83xx_time_init,
179 .calibrate_decr = generic_calibrate_decr, 138 .calibrate_decr = generic_calibrate_decr,
180 .progress = udbg_progress, 139 .progress = udbg_progress,
140#ifdef CONFIG_PCI
141 .pcibios_fixup = mpc83xx_pcibios_fixup,
142#endif
181}; 143};
diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h
index 01cae106912b..2c82bca9bfbb 100644
--- a/arch/powerpc/platforms/83xx/mpc83xx.h
+++ b/arch/powerpc/platforms/83xx/mpc83xx.h
@@ -11,6 +11,7 @@
11 11
12extern int add_bridge(struct device_node *dev); 12extern int add_bridge(struct device_node *dev);
13extern int mpc83xx_exclude_device(u_char bus, u_char devfn); 13extern int mpc83xx_exclude_device(u_char bus, u_char devfn);
14extern void mpc83xx_pcibios_fixup(void);
14extern void mpc83xx_restart(char *cmd); 15extern void mpc83xx_restart(char *cmd);
15extern long mpc83xx_time_init(void); 16extern long mpc83xx_time_init(void);
16 17
diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index 9c3650555144..4557ac5255c1 100644
--- a/arch/powerpc/platforms/83xx/pci.c
+++ b/arch/powerpc/platforms/83xx/pci.c
@@ -45,6 +45,15 @@ int mpc83xx_exclude_device(u_char bus, u_char devfn)
45 return PCIBIOS_SUCCESSFUL; 45 return PCIBIOS_SUCCESSFUL;
46} 46}
47 47
48void __init mpc83xx_pcibios_fixup(void)
49{
50 struct pci_dev *dev = NULL;
51
52 /* map all the PCI irqs */
53 for_each_pci_dev(dev)
54 pci_read_irq_line(dev);
55}
56
48int __init add_bridge(struct device_node *dev) 57int __init add_bridge(struct device_node *dev)
49{ 58{
50 int len; 59 int len;
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig
index ba07a9a7c039..234a861870a8 100644
--- a/arch/powerpc/platforms/embedded6xx/Kconfig
+++ b/arch/powerpc/platforms/embedded6xx/Kconfig
@@ -80,6 +80,7 @@ config MPC7448HPC2
80 select DEFAULT_UIMAGE 80 select DEFAULT_UIMAGE
81 select PPC_UDBG_16550 81 select PPC_UDBG_16550
82 select MPIC 82 select MPIC
83 select MPIC_WEIRD
83 help 84 help
84 Select MPC7448HPC2 if configuring for Freescale MPC7448HPC2 (Taiga) 85 Select MPC7448HPC2 if configuring for Freescale MPC7448HPC2 (Taiga)
85 platform 86 platform
diff --git a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
index 673ee69c62e3..e4f2b9df5e17 100644
--- a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
+++ b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c
@@ -215,7 +215,7 @@ static void __init mpc7448_hpc2_init_IRQ(void)
215 215
216 mpic = mpic_alloc(tsi_pic, mpic_paddr, 216 mpic = mpic_alloc(tsi_pic, mpic_paddr,
217 MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET | 217 MPIC_PRIMARY | MPIC_BIG_ENDIAN | MPIC_WANTS_RESET |
218 MPIC_SPV_EOI | MPIC_MOD_ID(MPIC_ID_TSI108), 218 MPIC_SPV_EOI | MPIC_NO_PTHROU_DIS | MPIC_REGSET_TSI108,
219 0, /* num_sources used */ 219 0, /* num_sources used */
220 0, /* num_sources used */ 220 0, /* num_sources used */
221 "Tsi108_PIC"); 221 "Tsi108_PIC");
diff --git a/arch/powerpc/sysdev/Makefile b/arch/powerpc/sysdev/Makefile
index cebfae242602..e5e999ea891a 100644
--- a/arch/powerpc/sysdev/Makefile
+++ b/arch/powerpc/sysdev/Makefile
@@ -9,11 +9,11 @@ obj-$(CONFIG_BOOKE) += dcr.o
9obj-$(CONFIG_40x) += dcr.o 9obj-$(CONFIG_40x) += dcr.o
10obj-$(CONFIG_U3_DART) += dart_iommu.o 10obj-$(CONFIG_U3_DART) += dart_iommu.o
11obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o 11obj-$(CONFIG_MMIO_NVRAM) += mmio_nvram.o
12obj-$(CONFIG_PPC_83xx) += ipic.o
13obj-$(CONFIG_FSL_SOC) += fsl_soc.o 12obj-$(CONFIG_FSL_SOC) += fsl_soc.o
14obj-$(CONFIG_PPC_TODC) += todc.o 13obj-$(CONFIG_PPC_TODC) += todc.o
15obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o 14obj-$(CONFIG_TSI108_BRIDGE) += tsi108_pci.o tsi108_dev.o
16 15
17ifeq ($(CONFIG_PPC_MERGE),y) 16ifeq ($(CONFIG_PPC_MERGE),y)
18obj-$(CONFIG_PPC_I8259) += i8259.o 17obj-$(CONFIG_PPC_I8259) += i8259.o
19 endif 18obj-$(CONFIG_PPC_83xx) += ipic.o
19endif
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 46801f5ec03f..70e707785d49 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -19,15 +19,18 @@
19#include <linux/sched.h> 19#include <linux/sched.h>
20#include <linux/signal.h> 20#include <linux/signal.h>
21#include <linux/sysdev.h> 21#include <linux/sysdev.h>
22#include <linux/device.h>
23#include <linux/bootmem.h>
24#include <linux/spinlock.h>
22#include <asm/irq.h> 25#include <asm/irq.h>
23#include <asm/io.h> 26#include <asm/io.h>
27#include <asm/prom.h>
24#include <asm/ipic.h> 28#include <asm/ipic.h>
25#include <asm/mpc83xx.h>
26 29
27#include "ipic.h" 30#include "ipic.h"
28 31
29static struct ipic p_ipic;
30static struct ipic * primary_ipic; 32static struct ipic * primary_ipic;
33static DEFINE_SPINLOCK(ipic_lock);
31 34
32static struct ipic_info ipic_info[] = { 35static struct ipic_info ipic_info[] = {
33 [9] = { 36 [9] = {
@@ -373,74 +376,220 @@ static inline void ipic_write(volatile u32 __iomem *base, unsigned int reg, u32
373 out_be32(base + (reg >> 2), value); 376 out_be32(base + (reg >> 2), value);
374} 377}
375 378
376static inline struct ipic * ipic_from_irq(unsigned int irq) 379static inline struct ipic * ipic_from_irq(unsigned int virq)
377{ 380{
378 return primary_ipic; 381 return primary_ipic;
379} 382}
380 383
381static void ipic_enable_irq(unsigned int irq) 384#define ipic_irq_to_hw(virq) ((unsigned int)irq_map[virq].hwirq)
385
386static void ipic_unmask_irq(unsigned int virq)
382{ 387{
383 struct ipic *ipic = ipic_from_irq(irq); 388 struct ipic *ipic = ipic_from_irq(virq);
384 unsigned int src = irq - ipic->irq_offset; 389 unsigned int src = ipic_irq_to_hw(virq);
390 unsigned long flags;
385 u32 temp; 391 u32 temp;
386 392
393 spin_lock_irqsave(&ipic_lock, flags);
394
387 temp = ipic_read(ipic->regs, ipic_info[src].mask); 395 temp = ipic_read(ipic->regs, ipic_info[src].mask);
388 temp |= (1 << (31 - ipic_info[src].bit)); 396 temp |= (1 << (31 - ipic_info[src].bit));
389 ipic_write(ipic->regs, ipic_info[src].mask, temp); 397 ipic_write(ipic->regs, ipic_info[src].mask, temp);
398
399 spin_unlock_irqrestore(&ipic_lock, flags);
390} 400}
391 401
392static void ipic_disable_irq(unsigned int irq) 402static void ipic_mask_irq(unsigned int virq)
393{ 403{
394 struct ipic *ipic = ipic_from_irq(irq); 404 struct ipic *ipic = ipic_from_irq(virq);
395 unsigned int src = irq - ipic->irq_offset; 405 unsigned int src = ipic_irq_to_hw(virq);
406 unsigned long flags;
396 u32 temp; 407 u32 temp;
397 408
409 spin_lock_irqsave(&ipic_lock, flags);
410
398 temp = ipic_read(ipic->regs, ipic_info[src].mask); 411 temp = ipic_read(ipic->regs, ipic_info[src].mask);
399 temp &= ~(1 << (31 - ipic_info[src].bit)); 412 temp &= ~(1 << (31 - ipic_info[src].bit));
400 ipic_write(ipic->regs, ipic_info[src].mask, temp); 413 ipic_write(ipic->regs, ipic_info[src].mask, temp);
414
415 spin_unlock_irqrestore(&ipic_lock, flags);
401} 416}
402 417
403static void ipic_disable_irq_and_ack(unsigned int irq) 418static void ipic_ack_irq(unsigned int virq)
404{ 419{
405 struct ipic *ipic = ipic_from_irq(irq); 420 struct ipic *ipic = ipic_from_irq(virq);
406 unsigned int src = irq - ipic->irq_offset; 421 unsigned int src = ipic_irq_to_hw(virq);
422 unsigned long flags;
407 u32 temp; 423 u32 temp;
408 424
409 ipic_disable_irq(irq); 425 spin_lock_irqsave(&ipic_lock, flags);
410 426
411 temp = ipic_read(ipic->regs, ipic_info[src].pend); 427 temp = ipic_read(ipic->regs, ipic_info[src].pend);
412 temp |= (1 << (31 - ipic_info[src].bit)); 428 temp |= (1 << (31 - ipic_info[src].bit));
413 ipic_write(ipic->regs, ipic_info[src].pend, temp); 429 ipic_write(ipic->regs, ipic_info[src].pend, temp);
430
431 spin_unlock_irqrestore(&ipic_lock, flags);
414} 432}
415 433
416static void ipic_end_irq(unsigned int irq) 434static void ipic_mask_irq_and_ack(unsigned int virq)
417{ 435{
418 if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) 436 struct ipic *ipic = ipic_from_irq(virq);
419 ipic_enable_irq(irq); 437 unsigned int src = ipic_irq_to_hw(virq);
438 unsigned long flags;
439 u32 temp;
440
441 spin_lock_irqsave(&ipic_lock, flags);
442
443 temp = ipic_read(ipic->regs, ipic_info[src].mask);
444 temp &= ~(1 << (31 - ipic_info[src].bit));
445 ipic_write(ipic->regs, ipic_info[src].mask, temp);
446
447 temp = ipic_read(ipic->regs, ipic_info[src].pend);
448 temp |= (1 << (31 - ipic_info[src].bit));
449 ipic_write(ipic->regs, ipic_info[src].pend, temp);
450
451 spin_unlock_irqrestore(&ipic_lock, flags);
420} 452}
421 453
422struct hw_interrupt_type ipic = { 454static int ipic_set_irq_type(unsigned int virq, unsigned int flow_type)
423 .typename = " IPIC ", 455{
424 .enable = ipic_enable_irq, 456 struct ipic *ipic = ipic_from_irq(virq);
425 .disable = ipic_disable_irq, 457 unsigned int src = ipic_irq_to_hw(virq);
426 .ack = ipic_disable_irq_and_ack, 458 struct irq_desc *desc = get_irq_desc(virq);
427 .end = ipic_end_irq, 459 unsigned int vold, vnew, edibit;
460
461 if (flow_type == IRQ_TYPE_NONE)
462 flow_type = IRQ_TYPE_LEVEL_LOW;
463
464 /* ipic supports only low assertion and high-to-low change senses
465 */
466 if (!(flow_type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_EDGE_FALLING))) {
467 printk(KERN_ERR "ipic: sense type 0x%x not supported\n",
468 flow_type);
469 return -EINVAL;
470 }
471
472 desc->status &= ~(IRQ_TYPE_SENSE_MASK | IRQ_LEVEL);
473 desc->status |= flow_type & IRQ_TYPE_SENSE_MASK;
474 if (flow_type & IRQ_TYPE_LEVEL_LOW) {
475 desc->status |= IRQ_LEVEL;
476 set_irq_handler(virq, handle_level_irq);
477 } else {
478 set_irq_handler(virq, handle_edge_irq);
479 }
480
481 /* only EXT IRQ senses are programmable on ipic
482 * internal IRQ senses are LEVEL_LOW
483 */
484 if (src == IPIC_IRQ_EXT0)
485 edibit = 15;
486 else
487 if (src >= IPIC_IRQ_EXT1 && src <= IPIC_IRQ_EXT7)
488 edibit = (14 - (src - IPIC_IRQ_EXT1));
489 else
490 return (flow_type & IRQ_TYPE_LEVEL_LOW) ? 0 : -EINVAL;
491
492 vold = ipic_read(ipic->regs, IPIC_SECNR);
493 if ((flow_type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_FALLING) {
494 vnew = vold | (1 << edibit);
495 } else {
496 vnew = vold & ~(1 << edibit);
497 }
498 if (vold != vnew)
499 ipic_write(ipic->regs, IPIC_SECNR, vnew);
500 return 0;
501}
502
503static struct irq_chip ipic_irq_chip = {
504 .typename = " IPIC ",
505 .unmask = ipic_unmask_irq,
506 .mask = ipic_mask_irq,
507 .mask_ack = ipic_mask_irq_and_ack,
508 .ack = ipic_ack_irq,
509 .set_type = ipic_set_irq_type,
510};
511
512static int ipic_host_match(struct irq_host *h, struct device_node *node)
513{
514 struct ipic *ipic = h->host_data;
515
516 /* Exact match, unless ipic node is NULL */
517 return ipic->of_node == NULL || ipic->of_node == node;
518}
519
520static int ipic_host_map(struct irq_host *h, unsigned int virq,
521 irq_hw_number_t hw)
522{
523 struct ipic *ipic = h->host_data;
524 struct irq_chip *chip;
525
526 /* Default chip */
527 chip = &ipic->hc_irq;
528
529 set_irq_chip_data(virq, ipic);
530 set_irq_chip_and_handler(virq, chip, handle_level_irq);
531
532 /* Set default irq type */
533 set_irq_type(virq, IRQ_TYPE_NONE);
534
535 return 0;
536}
537
538static int ipic_host_xlate(struct irq_host *h, struct device_node *ct,
539 u32 *intspec, unsigned int intsize,
540 irq_hw_number_t *out_hwirq, unsigned int *out_flags)
541
542{
543 /* interrupt sense values coming from the device tree equal either
544 * LEVEL_LOW (low assertion) or EDGE_FALLING (high-to-low change)
545 */
546 *out_hwirq = intspec[0];
547 if (intsize > 1)
548 *out_flags = intspec[1];
549 else
550 *out_flags = IRQ_TYPE_NONE;
551 return 0;
552}
553
554static struct irq_host_ops ipic_host_ops = {
555 .match = ipic_host_match,
556 .map = ipic_host_map,
557 .xlate = ipic_host_xlate,
428}; 558};
429 559
430void __init ipic_init(phys_addr_t phys_addr, 560void __init ipic_init(struct device_node *node,
431 unsigned int flags, 561 unsigned int flags)
432 unsigned int irq_offset,
433 unsigned char *senses,
434 unsigned int senses_count)
435{ 562{
436 u32 i, temp = 0; 563 struct ipic *ipic;
564 struct resource res;
565 u32 temp = 0, ret;
566
567 ipic = alloc_bootmem(sizeof(struct ipic));
568 if (ipic == NULL)
569 return;
570
571 memset(ipic, 0, sizeof(struct ipic));
572 ipic->of_node = node ? of_node_get(node) : NULL;
573
574 ipic->irqhost = irq_alloc_host(IRQ_HOST_MAP_LINEAR,
575 NR_IPIC_INTS,
576 &ipic_host_ops, 0);
577 if (ipic->irqhost == NULL) {
578 of_node_put(node);
579 return;
580 }
581
582 ret = of_address_to_resource(node, 0, &res);
583 if (ret)
584 return;
437 585
438 primary_ipic = &p_ipic; 586 ipic->regs = ioremap(res.start, res.end - res.start + 1);
439 primary_ipic->regs = ioremap(phys_addr, MPC83xx_IPIC_SIZE);
440 587
441 primary_ipic->irq_offset = irq_offset; 588 ipic->irqhost->host_data = ipic;
589 ipic->hc_irq = ipic_irq_chip;
442 590
443 ipic_write(primary_ipic->regs, IPIC_SICNR, 0x0); 591 /* init hw */
592 ipic_write(ipic->regs, IPIC_SICNR, 0x0);
444 593
445 /* default priority scheme is grouped. If spread mode is required 594 /* default priority scheme is grouped. If spread mode is required
446 * configure SICFR accordingly */ 595 * configure SICFR accordingly */
@@ -453,49 +602,35 @@ void __init ipic_init(phys_addr_t phys_addr,
453 if (flags & IPIC_SPREADMODE_MIX_B) 602 if (flags & IPIC_SPREADMODE_MIX_B)
454 temp |= SICFR_MPSB; 603 temp |= SICFR_MPSB;
455 604
456 ipic_write(primary_ipic->regs, IPIC_SICNR, temp); 605 ipic_write(ipic->regs, IPIC_SICNR, temp);
457 606
458 /* handle MCP route */ 607 /* handle MCP route */
459 temp = 0; 608 temp = 0;
460 if (flags & IPIC_DISABLE_MCP_OUT) 609 if (flags & IPIC_DISABLE_MCP_OUT)
461 temp = SERCR_MCPR; 610 temp = SERCR_MCPR;
462 ipic_write(primary_ipic->regs, IPIC_SERCR, temp); 611 ipic_write(ipic->regs, IPIC_SERCR, temp);
463 612
464 /* handle routing of IRQ0 to MCP */ 613 /* handle routing of IRQ0 to MCP */
465 temp = ipic_read(primary_ipic->regs, IPIC_SEMSR); 614 temp = ipic_read(ipic->regs, IPIC_SEMSR);
466 615
467 if (flags & IPIC_IRQ0_MCP) 616 if (flags & IPIC_IRQ0_MCP)
468 temp |= SEMSR_SIRQ0; 617 temp |= SEMSR_SIRQ0;
469 else 618 else
470 temp &= ~SEMSR_SIRQ0; 619 temp &= ~SEMSR_SIRQ0;
471 620
472 ipic_write(primary_ipic->regs, IPIC_SEMSR, temp); 621 ipic_write(ipic->regs, IPIC_SEMSR, temp);
473 622
474 for (i = 0 ; i < NR_IPIC_INTS ; i++) { 623 primary_ipic = ipic;
475 irq_desc[i+irq_offset].chip = &ipic; 624 irq_set_default_host(primary_ipic->irqhost);
476 irq_desc[i+irq_offset].status = IRQ_LEVEL;
477 }
478 625
479 temp = 0; 626 printk ("IPIC (%d IRQ sources) at %p\n", NR_IPIC_INTS,
480 for (i = 0 ; i < senses_count ; i++) { 627 primary_ipic->regs);
481 if ((senses[i] & IRQ_SENSE_MASK) == IRQ_SENSE_EDGE) {
482 temp |= 1 << (15 - i);
483 if (i != 0)
484 irq_desc[i + irq_offset + MPC83xx_IRQ_EXT1 - 1].status = 0;
485 else
486 irq_desc[irq_offset + MPC83xx_IRQ_EXT0].status = 0;
487 }
488 }
489 ipic_write(primary_ipic->regs, IPIC_SECNR, temp);
490
491 printk ("IPIC (%d IRQ sources, %d External IRQs) at %p\n", NR_IPIC_INTS,
492 senses_count, primary_ipic->regs);
493} 628}
494 629
495int ipic_set_priority(unsigned int irq, unsigned int priority) 630int ipic_set_priority(unsigned int virq, unsigned int priority)
496{ 631{
497 struct ipic *ipic = ipic_from_irq(irq); 632 struct ipic *ipic = ipic_from_irq(virq);
498 unsigned int src = irq - ipic->irq_offset; 633 unsigned int src = ipic_irq_to_hw(virq);
499 u32 temp; 634 u32 temp;
500 635
501 if (priority > 7) 636 if (priority > 7)
@@ -520,10 +655,10 @@ int ipic_set_priority(unsigned int irq, unsigned int priority)
520 return 0; 655 return 0;
521} 656}
522 657
523void ipic_set_highest_priority(unsigned int irq) 658void ipic_set_highest_priority(unsigned int virq)
524{ 659{
525 struct ipic *ipic = ipic_from_irq(irq); 660 struct ipic *ipic = ipic_from_irq(virq);
526 unsigned int src = irq - ipic->irq_offset; 661 unsigned int src = ipic_irq_to_hw(virq);
527 u32 temp; 662 u32 temp;
528 663
529 temp = ipic_read(ipic->regs, IPIC_SICFR); 664 temp = ipic_read(ipic->regs, IPIC_SICFR);
@@ -537,37 +672,10 @@ void ipic_set_highest_priority(unsigned int irq)
537 672
538void ipic_set_default_priority(void) 673void ipic_set_default_priority(void)
539{ 674{
540 ipic_set_priority(MPC83xx_IRQ_TSEC1_TX, 0); 675 ipic_write(primary_ipic->regs, IPIC_SIPRR_A, IPIC_SIPRR_A_DEFAULT);
541 ipic_set_priority(MPC83xx_IRQ_TSEC1_RX, 1); 676 ipic_write(primary_ipic->regs, IPIC_SIPRR_D, IPIC_SIPRR_D_DEFAULT);
542 ipic_set_priority(MPC83xx_IRQ_TSEC1_ERROR, 2); 677 ipic_write(primary_ipic->regs, IPIC_SMPRR_A, IPIC_SMPRR_A_DEFAULT);
543 ipic_set_priority(MPC83xx_IRQ_TSEC2_TX, 3); 678 ipic_write(primary_ipic->regs, IPIC_SMPRR_B, IPIC_SMPRR_B_DEFAULT);
544 ipic_set_priority(MPC83xx_IRQ_TSEC2_RX, 4);
545 ipic_set_priority(MPC83xx_IRQ_TSEC2_ERROR, 5);
546 ipic_set_priority(MPC83xx_IRQ_USB2_DR, 6);
547 ipic_set_priority(MPC83xx_IRQ_USB2_MPH, 7);
548
549 ipic_set_priority(MPC83xx_IRQ_UART1, 0);
550 ipic_set_priority(MPC83xx_IRQ_UART2, 1);
551 ipic_set_priority(MPC83xx_IRQ_SEC2, 2);
552 ipic_set_priority(MPC83xx_IRQ_IIC1, 5);
553 ipic_set_priority(MPC83xx_IRQ_IIC2, 6);
554 ipic_set_priority(MPC83xx_IRQ_SPI, 7);
555 ipic_set_priority(MPC83xx_IRQ_RTC_SEC, 0);
556 ipic_set_priority(MPC83xx_IRQ_PIT, 1);
557 ipic_set_priority(MPC83xx_IRQ_PCI1, 2);
558 ipic_set_priority(MPC83xx_IRQ_PCI2, 3);
559 ipic_set_priority(MPC83xx_IRQ_EXT0, 4);
560 ipic_set_priority(MPC83xx_IRQ_EXT1, 5);
561 ipic_set_priority(MPC83xx_IRQ_EXT2, 6);
562 ipic_set_priority(MPC83xx_IRQ_EXT3, 7);
563 ipic_set_priority(MPC83xx_IRQ_RTC_ALR, 0);
564 ipic_set_priority(MPC83xx_IRQ_MU, 1);
565 ipic_set_priority(MPC83xx_IRQ_SBA, 2);
566 ipic_set_priority(MPC83xx_IRQ_DMA, 3);
567 ipic_set_priority(MPC83xx_IRQ_EXT4, 4);
568 ipic_set_priority(MPC83xx_IRQ_EXT5, 5);
569 ipic_set_priority(MPC83xx_IRQ_EXT6, 6);
570 ipic_set_priority(MPC83xx_IRQ_EXT7, 7);
571} 679}
572 680
573void ipic_enable_mcp(enum ipic_mcp_irq mcp_irq) 681void ipic_enable_mcp(enum ipic_mcp_irq mcp_irq)
@@ -600,17 +708,20 @@ void ipic_clear_mcp_status(u32 mask)
600 ipic_write(primary_ipic->regs, IPIC_SERMR, mask); 708 ipic_write(primary_ipic->regs, IPIC_SERMR, mask);
601} 709}
602 710
603/* Return an interrupt vector or -1 if no interrupt is pending. */ 711/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
604int ipic_get_irq(struct pt_regs *regs) 712unsigned int ipic_get_irq(struct pt_regs *regs)
605{ 713{
606 int irq; 714 int irq;
607 715
608 irq = ipic_read(primary_ipic->regs, IPIC_SIVCR) & 0x7f; 716 BUG_ON(primary_ipic == NULL);
717
718#define IPIC_SIVCR_VECTOR_MASK 0x7f
719 irq = ipic_read(primary_ipic->regs, IPIC_SIVCR) & IPIC_SIVCR_VECTOR_MASK;
609 720
610 if (irq == 0) /* 0 --> no irq is pending */ 721 if (irq == 0) /* 0 --> no irq is pending */
611 irq = -1; 722 return NO_IRQ;
612 723
613 return irq; 724 return irq_linear_revmap(primary_ipic->irqhost, irq);
614} 725}
615 726
616static struct sysdev_class ipic_sysclass = { 727static struct sysdev_class ipic_sysclass = {
diff --git a/arch/powerpc/sysdev/ipic.h b/arch/powerpc/sysdev/ipic.h
index a60c9d18bb7f..c28e589877eb 100644
--- a/arch/powerpc/sysdev/ipic.h
+++ b/arch/powerpc/sysdev/ipic.h
@@ -15,7 +15,18 @@
15 15
16#include <asm/ipic.h> 16#include <asm/ipic.h>
17 17
18#define MPC83xx_IPIC_SIZE (0x00100) 18#define NR_IPIC_INTS 128
19
20/* External IRQS */
21#define IPIC_IRQ_EXT0 48
22#define IPIC_IRQ_EXT1 17
23#define IPIC_IRQ_EXT7 23
24
25/* Default Priority Registers */
26#define IPIC_SIPRR_A_DEFAULT 0x05309770
27#define IPIC_SIPRR_D_DEFAULT 0x05309770
28#define IPIC_SMPRR_A_DEFAULT 0x05309770
29#define IPIC_SMPRR_B_DEFAULT 0x05309770
19 30
20/* System Global Interrupt Configuration Register */ 31/* System Global Interrupt Configuration Register */
21#define SICFR_IPSA 0x00010000 32#define SICFR_IPSA 0x00010000
@@ -31,7 +42,15 @@
31 42
32struct ipic { 43struct ipic {
33 volatile u32 __iomem *regs; 44 volatile u32 __iomem *regs;
34 unsigned int irq_offset; 45
46 /* The remapper for this IPIC */
47 struct irq_host *irqhost;
48
49 /* The "linux" controller struct */
50 struct irq_chip hc_irq;
51
52 /* The device node of the interrupt controller */
53 struct device_node *of_node;
35}; 54};
36 55
37struct ipic_info { 56struct ipic_info {
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 6e0281afa6c3..b604926401f5 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -54,6 +54,94 @@ static DEFINE_SPINLOCK(mpic_lock);
54#endif 54#endif
55#endif 55#endif
56 56
57#ifdef CONFIG_MPIC_WEIRD
58static u32 mpic_infos[][MPIC_IDX_END] = {
59 [0] = { /* Original OpenPIC compatible MPIC */
60 MPIC_GREG_BASE,
61 MPIC_GREG_FEATURE_0,
62 MPIC_GREG_GLOBAL_CONF_0,
63 MPIC_GREG_VENDOR_ID,
64 MPIC_GREG_IPI_VECTOR_PRI_0,
65 MPIC_GREG_IPI_STRIDE,
66 MPIC_GREG_SPURIOUS,
67 MPIC_GREG_TIMER_FREQ,
68
69 MPIC_TIMER_BASE,
70 MPIC_TIMER_STRIDE,
71 MPIC_TIMER_CURRENT_CNT,
72 MPIC_TIMER_BASE_CNT,
73 MPIC_TIMER_VECTOR_PRI,
74 MPIC_TIMER_DESTINATION,
75
76 MPIC_CPU_BASE,
77 MPIC_CPU_STRIDE,
78 MPIC_CPU_IPI_DISPATCH_0,
79 MPIC_CPU_IPI_DISPATCH_STRIDE,
80 MPIC_CPU_CURRENT_TASK_PRI,
81 MPIC_CPU_WHOAMI,
82 MPIC_CPU_INTACK,
83 MPIC_CPU_EOI,
84
85 MPIC_IRQ_BASE,
86 MPIC_IRQ_STRIDE,
87 MPIC_IRQ_VECTOR_PRI,
88 MPIC_VECPRI_VECTOR_MASK,
89 MPIC_VECPRI_POLARITY_POSITIVE,
90 MPIC_VECPRI_POLARITY_NEGATIVE,
91 MPIC_VECPRI_SENSE_LEVEL,
92 MPIC_VECPRI_SENSE_EDGE,
93 MPIC_VECPRI_POLARITY_MASK,
94 MPIC_VECPRI_SENSE_MASK,
95 MPIC_IRQ_DESTINATION
96 },
97 [1] = { /* Tsi108/109 PIC */
98 TSI108_GREG_BASE,
99 TSI108_GREG_FEATURE_0,
100 TSI108_GREG_GLOBAL_CONF_0,
101 TSI108_GREG_VENDOR_ID,
102 TSI108_GREG_IPI_VECTOR_PRI_0,
103 TSI108_GREG_IPI_STRIDE,
104 TSI108_GREG_SPURIOUS,
105 TSI108_GREG_TIMER_FREQ,
106
107 TSI108_TIMER_BASE,
108 TSI108_TIMER_STRIDE,
109 TSI108_TIMER_CURRENT_CNT,
110 TSI108_TIMER_BASE_CNT,
111 TSI108_TIMER_VECTOR_PRI,
112 TSI108_TIMER_DESTINATION,
113
114 TSI108_CPU_BASE,
115 TSI108_CPU_STRIDE,
116 TSI108_CPU_IPI_DISPATCH_0,
117 TSI108_CPU_IPI_DISPATCH_STRIDE,
118 TSI108_CPU_CURRENT_TASK_PRI,
119 TSI108_CPU_WHOAMI,
120 TSI108_CPU_INTACK,
121 TSI108_CPU_EOI,
122
123 TSI108_IRQ_BASE,
124 TSI108_IRQ_STRIDE,
125 TSI108_IRQ_VECTOR_PRI,
126 TSI108_VECPRI_VECTOR_MASK,
127 TSI108_VECPRI_POLARITY_POSITIVE,
128 TSI108_VECPRI_POLARITY_NEGATIVE,
129 TSI108_VECPRI_SENSE_LEVEL,
130 TSI108_VECPRI_SENSE_EDGE,
131 TSI108_VECPRI_POLARITY_MASK,
132 TSI108_VECPRI_SENSE_MASK,
133 TSI108_IRQ_DESTINATION
134 },
135};
136
137#define MPIC_INFO(name) mpic->hw_set[MPIC_IDX_##name]
138
139#else /* CONFIG_MPIC_WEIRD */
140
141#define MPIC_INFO(name) MPIC_##name
142
143#endif /* CONFIG_MPIC_WEIRD */
144
57/* 145/*
58 * Register accessor functions 146 * Register accessor functions
59 */ 147 */
@@ -80,7 +168,8 @@ static inline void _mpic_write(unsigned int be, volatile u32 __iomem *base,
80static inline u32 _mpic_ipi_read(struct mpic *mpic, unsigned int ipi) 168static inline u32 _mpic_ipi_read(struct mpic *mpic, unsigned int ipi)
81{ 169{
82 unsigned int be = (mpic->flags & MPIC_BIG_ENDIAN) != 0; 170 unsigned int be = (mpic->flags & MPIC_BIG_ENDIAN) != 0;
83 unsigned int offset = MPIC_GREG_IPI_VECTOR_PRI_0 + (ipi * 0x10); 171 unsigned int offset = MPIC_INFO(GREG_IPI_VECTOR_PRI_0) +
172 (ipi * MPIC_INFO(GREG_IPI_STRIDE));
84 173
85 if (mpic->flags & MPIC_BROKEN_IPI) 174 if (mpic->flags & MPIC_BROKEN_IPI)
86 be = !be; 175 be = !be;
@@ -89,7 +178,8 @@ static inline u32 _mpic_ipi_read(struct mpic *mpic, unsigned int ipi)
89 178
90static inline void _mpic_ipi_write(struct mpic *mpic, unsigned int ipi, u32 value) 179static inline void _mpic_ipi_write(struct mpic *mpic, unsigned int ipi, u32 value)
91{ 180{
92 unsigned int offset = MPIC_GREG_IPI_VECTOR_PRI_0 + (ipi * 0x10); 181 unsigned int offset = MPIC_INFO(GREG_IPI_VECTOR_PRI_0) +
182 (ipi * MPIC_INFO(GREG_IPI_STRIDE));
93 183
94 _mpic_write(mpic->flags & MPIC_BIG_ENDIAN, mpic->gregs, offset, value); 184 _mpic_write(mpic->flags & MPIC_BIG_ENDIAN, mpic->gregs, offset, value);
95} 185}
@@ -120,7 +210,7 @@ static inline u32 _mpic_irq_read(struct mpic *mpic, unsigned int src_no, unsigne
120 unsigned int idx = src_no & mpic->isu_mask; 210 unsigned int idx = src_no & mpic->isu_mask;
121 211
122 return _mpic_read(mpic->flags & MPIC_BIG_ENDIAN, mpic->isus[isu], 212 return _mpic_read(mpic->flags & MPIC_BIG_ENDIAN, mpic->isus[isu],
123 reg + (idx * MPIC_IRQ_STRIDE)); 213 reg + (idx * MPIC_INFO(IRQ_STRIDE)));
124} 214}
125 215
126static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no, 216static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no,
@@ -130,7 +220,7 @@ static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no,
130 unsigned int idx = src_no & mpic->isu_mask; 220 unsigned int idx = src_no & mpic->isu_mask;
131 221
132 _mpic_write(mpic->flags & MPIC_BIG_ENDIAN, mpic->isus[isu], 222 _mpic_write(mpic->flags & MPIC_BIG_ENDIAN, mpic->isus[isu],
133 reg + (idx * MPIC_IRQ_STRIDE), value); 223 reg + (idx * MPIC_INFO(IRQ_STRIDE)), value);
134} 224}
135 225
136#define mpic_read(b,r) _mpic_read(mpic->flags & MPIC_BIG_ENDIAN,(b),(r)) 226#define mpic_read(b,r) _mpic_read(mpic->flags & MPIC_BIG_ENDIAN,(b),(r))
@@ -156,8 +246,8 @@ static void __init mpic_test_broken_ipi(struct mpic *mpic)
156{ 246{
157 u32 r; 247 u32 r;
158 248
159 mpic_write(mpic->gregs, MPIC_GREG_IPI_VECTOR_PRI_0, MPIC_VECPRI_MASK); 249 mpic_write(mpic->gregs, MPIC_INFO(GREG_IPI_VECTOR_PRI_0), MPIC_VECPRI_MASK);
160 r = mpic_read(mpic->gregs, MPIC_GREG_IPI_VECTOR_PRI_0); 250 r = mpic_read(mpic->gregs, MPIC_INFO(GREG_IPI_VECTOR_PRI_0));
161 251
162 if (r == le32_to_cpu(MPIC_VECPRI_MASK)) { 252 if (r == le32_to_cpu(MPIC_VECPRI_MASK)) {
163 printk(KERN_INFO "mpic: Detected reversed IPI registers\n"); 253 printk(KERN_INFO "mpic: Detected reversed IPI registers\n");
@@ -394,8 +484,8 @@ static inline struct mpic * mpic_from_irq(unsigned int irq)
394/* Send an EOI */ 484/* Send an EOI */
395static inline void mpic_eoi(struct mpic *mpic) 485static inline void mpic_eoi(struct mpic *mpic)
396{ 486{
397 mpic_cpu_write(MPIC_CPU_EOI, 0); 487 mpic_cpu_write(MPIC_INFO(CPU_EOI), 0);
398 (void)mpic_cpu_read(MPIC_CPU_WHOAMI); 488 (void)mpic_cpu_read(MPIC_INFO(CPU_WHOAMI));
399} 489}
400 490
401#ifdef CONFIG_SMP 491#ifdef CONFIG_SMP
@@ -419,8 +509,8 @@ static void mpic_unmask_irq(unsigned int irq)
419 509
420 DBG("%p: %s: enable_irq: %d (src %d)\n", mpic, mpic->name, irq, src); 510 DBG("%p: %s: enable_irq: %d (src %d)\n", mpic, mpic->name, irq, src);
421 511
422 mpic_irq_write(src, MPIC_IRQ_VECTOR_PRI, 512 mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
423 mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI) & 513 mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) &
424 ~MPIC_VECPRI_MASK); 514 ~MPIC_VECPRI_MASK);
425 /* make sure mask gets to controller before we return to user */ 515 /* make sure mask gets to controller before we return to user */
426 do { 516 do {
@@ -428,7 +518,7 @@ static void mpic_unmask_irq(unsigned int irq)
428 printk(KERN_ERR "mpic_enable_irq timeout\n"); 518 printk(KERN_ERR "mpic_enable_irq timeout\n");
429 break; 519 break;
430 } 520 }
431 } while(mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI) & MPIC_VECPRI_MASK); 521 } while(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK);
432} 522}
433 523
434static void mpic_mask_irq(unsigned int irq) 524static void mpic_mask_irq(unsigned int irq)
@@ -439,8 +529,8 @@ static void mpic_mask_irq(unsigned int irq)
439 529
440 DBG("%s: disable_irq: %d (src %d)\n", mpic->name, irq, src); 530 DBG("%s: disable_irq: %d (src %d)\n", mpic->name, irq, src);
441 531
442 mpic_irq_write(src, MPIC_IRQ_VECTOR_PRI, 532 mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
443 mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI) | 533 mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) |
444 MPIC_VECPRI_MASK); 534 MPIC_VECPRI_MASK);
445 535
446 /* make sure mask gets to controller before we return to user */ 536 /* make sure mask gets to controller before we return to user */
@@ -449,7 +539,7 @@ static void mpic_mask_irq(unsigned int irq)
449 printk(KERN_ERR "mpic_enable_irq timeout\n"); 539 printk(KERN_ERR "mpic_enable_irq timeout\n");
450 break; 540 break;
451 } 541 }
452 } while(!(mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI) & MPIC_VECPRI_MASK)); 542 } while(!(mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI)) & MPIC_VECPRI_MASK));
453} 543}
454 544
455static void mpic_end_irq(unsigned int irq) 545static void mpic_end_irq(unsigned int irq)
@@ -560,24 +650,28 @@ static void mpic_set_affinity(unsigned int irq, cpumask_t cpumask)
560 650
561 cpus_and(tmp, cpumask, cpu_online_map); 651 cpus_and(tmp, cpumask, cpu_online_map);
562 652
563 mpic_irq_write(src, MPIC_IRQ_DESTINATION, 653 mpic_irq_write(src, MPIC_INFO(IRQ_DESTINATION),
564 mpic_physmask(cpus_addr(tmp)[0])); 654 mpic_physmask(cpus_addr(tmp)[0]));
565} 655}
566 656
567static unsigned int mpic_type_to_vecpri(unsigned int type) 657static unsigned int mpic_type_to_vecpri(struct mpic *mpic, unsigned int type)
568{ 658{
569 /* Now convert sense value */ 659 /* Now convert sense value */
570 switch(type & IRQ_TYPE_SENSE_MASK) { 660 switch(type & IRQ_TYPE_SENSE_MASK) {
571 case IRQ_TYPE_EDGE_RISING: 661 case IRQ_TYPE_EDGE_RISING:
572 return MPIC_VECPRI_SENSE_EDGE | MPIC_VECPRI_POLARITY_POSITIVE; 662 return MPIC_INFO(VECPRI_SENSE_EDGE) |
663 MPIC_INFO(VECPRI_POLARITY_POSITIVE);
573 case IRQ_TYPE_EDGE_FALLING: 664 case IRQ_TYPE_EDGE_FALLING:
574 case IRQ_TYPE_EDGE_BOTH: 665 case IRQ_TYPE_EDGE_BOTH:
575 return MPIC_VECPRI_SENSE_EDGE | MPIC_VECPRI_POLARITY_NEGATIVE; 666 return MPIC_INFO(VECPRI_SENSE_EDGE) |
667 MPIC_INFO(VECPRI_POLARITY_NEGATIVE);
576 case IRQ_TYPE_LEVEL_HIGH: 668 case IRQ_TYPE_LEVEL_HIGH:
577 return MPIC_VECPRI_SENSE_LEVEL | MPIC_VECPRI_POLARITY_POSITIVE; 669 return MPIC_INFO(VECPRI_SENSE_LEVEL) |
670 MPIC_INFO(VECPRI_POLARITY_POSITIVE);
578 case IRQ_TYPE_LEVEL_LOW: 671 case IRQ_TYPE_LEVEL_LOW:
579 default: 672 default:
580 return MPIC_VECPRI_SENSE_LEVEL | MPIC_VECPRI_POLARITY_NEGATIVE; 673 return MPIC_INFO(VECPRI_SENSE_LEVEL) |
674 MPIC_INFO(VECPRI_POLARITY_NEGATIVE);
581 } 675 }
582} 676}
583 677
@@ -609,13 +703,14 @@ static int mpic_set_irq_type(unsigned int virq, unsigned int flow_type)
609 vecpri = MPIC_VECPRI_POLARITY_POSITIVE | 703 vecpri = MPIC_VECPRI_POLARITY_POSITIVE |
610 MPIC_VECPRI_SENSE_EDGE; 704 MPIC_VECPRI_SENSE_EDGE;
611 else 705 else
612 vecpri = mpic_type_to_vecpri(flow_type); 706 vecpri = mpic_type_to_vecpri(mpic, flow_type);
613 707
614 vold = mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI); 708 vold = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI));
615 vnew = vold & ~(MPIC_VECPRI_POLARITY_MASK | MPIC_VECPRI_SENSE_MASK); 709 vnew = vold & ~(MPIC_INFO(VECPRI_POLARITY_MASK) |
710 MPIC_INFO(VECPRI_SENSE_MASK));
616 vnew |= vecpri; 711 vnew |= vecpri;
617 if (vold != vnew) 712 if (vold != vnew)
618 mpic_irq_write(src, MPIC_IRQ_VECTOR_PRI, vnew); 713 mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI), vnew);
619 714
620 return 0; 715 return 0;
621} 716}
@@ -798,17 +893,22 @@ struct mpic * __init mpic_alloc(struct device_node *node,
798 mpic->irq_count = irq_count; 893 mpic->irq_count = irq_count;
799 mpic->num_sources = 0; /* so far */ 894 mpic->num_sources = 0; /* so far */
800 895
896#ifdef CONFIG_MPIC_WEIRD
897 mpic->hw_set = mpic_infos[MPIC_GET_REGSET(flags)];
898#endif
899
801 /* Map the global registers */ 900 /* Map the global registers */
802 mpic->gregs = ioremap(phys_addr + MPIC_GREG_BASE, 0x1000); 901 mpic->gregs = ioremap(phys_addr + MPIC_INFO(GREG_BASE), 0x1000);
803 mpic->tmregs = mpic->gregs + ((MPIC_TIMER_BASE - MPIC_GREG_BASE) >> 2); 902 mpic->tmregs = mpic->gregs +
903 ((MPIC_INFO(TIMER_BASE) - MPIC_INFO(GREG_BASE)) >> 2);
804 BUG_ON(mpic->gregs == NULL); 904 BUG_ON(mpic->gregs == NULL);
805 905
806 /* Reset */ 906 /* Reset */
807 if (flags & MPIC_WANTS_RESET) { 907 if (flags & MPIC_WANTS_RESET) {
808 mpic_write(mpic->gregs, MPIC_GREG_GLOBAL_CONF_0, 908 mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
809 mpic_read(mpic->gregs, MPIC_GREG_GLOBAL_CONF_0) 909 mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
810 | MPIC_GREG_GCONF_RESET); 910 | MPIC_GREG_GCONF_RESET);
811 while( mpic_read(mpic->gregs, MPIC_GREG_GLOBAL_CONF_0) 911 while( mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
812 & MPIC_GREG_GCONF_RESET) 912 & MPIC_GREG_GCONF_RESET)
813 mb(); 913 mb();
814 } 914 }
@@ -817,7 +917,7 @@ struct mpic * __init mpic_alloc(struct device_node *node,
817 * MPICs, num sources as well. On ISU MPICs, sources are counted 917 * MPICs, num sources as well. On ISU MPICs, sources are counted
818 * as ISUs are added 918 * as ISUs are added
819 */ 919 */
820 reg = mpic_read(mpic->gregs, MPIC_GREG_FEATURE_0); 920 reg = mpic_read(mpic->gregs, MPIC_INFO(GREG_FEATURE_0));
821 mpic->num_cpus = ((reg & MPIC_GREG_FEATURE_LAST_CPU_MASK) 921 mpic->num_cpus = ((reg & MPIC_GREG_FEATURE_LAST_CPU_MASK)
822 >> MPIC_GREG_FEATURE_LAST_CPU_SHIFT) + 1; 922 >> MPIC_GREG_FEATURE_LAST_CPU_SHIFT) + 1;
823 if (isu_size == 0) 923 if (isu_size == 0)
@@ -826,16 +926,16 @@ struct mpic * __init mpic_alloc(struct device_node *node,
826 926
827 /* Map the per-CPU registers */ 927 /* Map the per-CPU registers */
828 for (i = 0; i < mpic->num_cpus; i++) { 928 for (i = 0; i < mpic->num_cpus; i++) {
829 mpic->cpuregs[i] = ioremap(phys_addr + MPIC_CPU_BASE + 929 mpic->cpuregs[i] = ioremap(phys_addr + MPIC_INFO(CPU_BASE) +
830 i * MPIC_CPU_STRIDE, 0x1000); 930 i * MPIC_INFO(CPU_STRIDE), 0x1000);
831 BUG_ON(mpic->cpuregs[i] == NULL); 931 BUG_ON(mpic->cpuregs[i] == NULL);
832 } 932 }
833 933
834 /* Initialize main ISU if none provided */ 934 /* Initialize main ISU if none provided */
835 if (mpic->isu_size == 0) { 935 if (mpic->isu_size == 0) {
836 mpic->isu_size = mpic->num_sources; 936 mpic->isu_size = mpic->num_sources;
837 mpic->isus[0] = ioremap(phys_addr + MPIC_IRQ_BASE, 937 mpic->isus[0] = ioremap(phys_addr + MPIC_INFO(IRQ_BASE),
838 MPIC_IRQ_STRIDE * mpic->isu_size); 938 MPIC_INFO(IRQ_STRIDE) * mpic->isu_size);
839 BUG_ON(mpic->isus[0] == NULL); 939 BUG_ON(mpic->isus[0] == NULL);
840 } 940 }
841 mpic->isu_shift = 1 + __ilog2(mpic->isu_size - 1); 941 mpic->isu_shift = 1 + __ilog2(mpic->isu_size - 1);
@@ -879,7 +979,8 @@ void __init mpic_assign_isu(struct mpic *mpic, unsigned int isu_num,
879 979
880 BUG_ON(isu_num >= MPIC_MAX_ISU); 980 BUG_ON(isu_num >= MPIC_MAX_ISU);
881 981
882 mpic->isus[isu_num] = ioremap(phys_addr, MPIC_IRQ_STRIDE * mpic->isu_size); 982 mpic->isus[isu_num] = ioremap(phys_addr,
983 MPIC_INFO(IRQ_STRIDE) * mpic->isu_size);
883 if ((isu_first + mpic->isu_size) > mpic->num_sources) 984 if ((isu_first + mpic->isu_size) > mpic->num_sources)
884 mpic->num_sources = isu_first + mpic->isu_size; 985 mpic->num_sources = isu_first + mpic->isu_size;
885} 986}
@@ -904,14 +1005,16 @@ void __init mpic_init(struct mpic *mpic)
904 printk(KERN_INFO "mpic: Initializing for %d sources\n", mpic->num_sources); 1005 printk(KERN_INFO "mpic: Initializing for %d sources\n", mpic->num_sources);
905 1006
906 /* Set current processor priority to max */ 1007 /* Set current processor priority to max */
907 mpic_cpu_write(MPIC_CPU_CURRENT_TASK_PRI, 0xf); 1008 mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0xf);
908 1009
909 /* Initialize timers: just disable them all */ 1010 /* Initialize timers: just disable them all */
910 for (i = 0; i < 4; i++) { 1011 for (i = 0; i < 4; i++) {
911 mpic_write(mpic->tmregs, 1012 mpic_write(mpic->tmregs,
912 i * MPIC_TIMER_STRIDE + MPIC_TIMER_DESTINATION, 0); 1013 i * MPIC_INFO(TIMER_STRIDE) +
1014 MPIC_INFO(TIMER_DESTINATION), 0);
913 mpic_write(mpic->tmregs, 1015 mpic_write(mpic->tmregs,
914 i * MPIC_TIMER_STRIDE + MPIC_TIMER_VECTOR_PRI, 1016 i * MPIC_INFO(TIMER_STRIDE) +
1017 MPIC_INFO(TIMER_VECTOR_PRI),
915 MPIC_VECPRI_MASK | 1018 MPIC_VECPRI_MASK |
916 (MPIC_VEC_TIMER_0 + i)); 1019 (MPIC_VEC_TIMER_0 + i));
917 } 1020 }
@@ -940,21 +1043,22 @@ void __init mpic_init(struct mpic *mpic)
940 (8 << MPIC_VECPRI_PRIORITY_SHIFT); 1043 (8 << MPIC_VECPRI_PRIORITY_SHIFT);
941 1044
942 /* init hw */ 1045 /* init hw */
943 mpic_irq_write(i, MPIC_IRQ_VECTOR_PRI, vecpri); 1046 mpic_irq_write(i, MPIC_INFO(IRQ_VECTOR_PRI), vecpri);
944 mpic_irq_write(i, MPIC_IRQ_DESTINATION, 1047 mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
945 1 << hard_smp_processor_id()); 1048 1 << hard_smp_processor_id());
946 } 1049 }
947 1050
948 /* Init spurrious vector */ 1051 /* Init spurrious vector */
949 mpic_write(mpic->gregs, MPIC_GREG_SPURIOUS, MPIC_VEC_SPURRIOUS); 1052 mpic_write(mpic->gregs, MPIC_INFO(GREG_SPURIOUS), MPIC_VEC_SPURRIOUS);
950 1053
951 /* Disable 8259 passthrough */ 1054 /* Disable 8259 passthrough, if supported */
952 mpic_write(mpic->gregs, MPIC_GREG_GLOBAL_CONF_0, 1055 if (!(mpic->flags & MPIC_NO_PTHROU_DIS))
953 mpic_read(mpic->gregs, MPIC_GREG_GLOBAL_CONF_0) 1056 mpic_write(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0),
954 | MPIC_GREG_GCONF_8259_PTHROU_DIS); 1057 mpic_read(mpic->gregs, MPIC_INFO(GREG_GLOBAL_CONF_0))
1058 | MPIC_GREG_GCONF_8259_PTHROU_DIS);
955 1059
956 /* Set current processor priority to 0 */ 1060 /* Set current processor priority to 0 */
957 mpic_cpu_write(MPIC_CPU_CURRENT_TASK_PRI, 0); 1061 mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0);
958} 1062}
959 1063
960void __init mpic_set_clk_ratio(struct mpic *mpic, u32 clock_ratio) 1064void __init mpic_set_clk_ratio(struct mpic *mpic, u32 clock_ratio)
@@ -997,9 +1101,9 @@ void mpic_irq_set_priority(unsigned int irq, unsigned int pri)
997 mpic_ipi_write(src - MPIC_VEC_IPI_0, 1101 mpic_ipi_write(src - MPIC_VEC_IPI_0,
998 reg | (pri << MPIC_VECPRI_PRIORITY_SHIFT)); 1102 reg | (pri << MPIC_VECPRI_PRIORITY_SHIFT));
999 } else { 1103 } else {
1000 reg = mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI) 1104 reg = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI))
1001 & ~MPIC_VECPRI_PRIORITY_MASK; 1105 & ~MPIC_VECPRI_PRIORITY_MASK;
1002 mpic_irq_write(src, MPIC_IRQ_VECTOR_PRI, 1106 mpic_irq_write(src, MPIC_INFO(IRQ_VECTOR_PRI),
1003 reg | (pri << MPIC_VECPRI_PRIORITY_SHIFT)); 1107 reg | (pri << MPIC_VECPRI_PRIORITY_SHIFT));
1004 } 1108 }
1005 spin_unlock_irqrestore(&mpic_lock, flags); 1109 spin_unlock_irqrestore(&mpic_lock, flags);
@@ -1017,7 +1121,7 @@ unsigned int mpic_irq_get_priority(unsigned int irq)
1017 if (is_ipi) 1121 if (is_ipi)
1018 reg = mpic_ipi_read(src = MPIC_VEC_IPI_0); 1122 reg = mpic_ipi_read(src = MPIC_VEC_IPI_0);
1019 else 1123 else
1020 reg = mpic_irq_read(src, MPIC_IRQ_VECTOR_PRI); 1124 reg = mpic_irq_read(src, MPIC_INFO(IRQ_VECTOR_PRI));
1021 spin_unlock_irqrestore(&mpic_lock, flags); 1125 spin_unlock_irqrestore(&mpic_lock, flags);
1022 return (reg & MPIC_VECPRI_PRIORITY_MASK) >> MPIC_VECPRI_PRIORITY_SHIFT; 1126 return (reg & MPIC_VECPRI_PRIORITY_MASK) >> MPIC_VECPRI_PRIORITY_SHIFT;
1023} 1127}
@@ -1043,12 +1147,12 @@ void mpic_setup_this_cpu(void)
1043 */ 1147 */
1044 if (distribute_irqs) { 1148 if (distribute_irqs) {
1045 for (i = 0; i < mpic->num_sources ; i++) 1149 for (i = 0; i < mpic->num_sources ; i++)
1046 mpic_irq_write(i, MPIC_IRQ_DESTINATION, 1150 mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
1047 mpic_irq_read(i, MPIC_IRQ_DESTINATION) | msk); 1151 mpic_irq_read(i, MPIC_INFO(IRQ_DESTINATION)) | msk);
1048 } 1152 }
1049 1153
1050 /* Set current processor priority to 0 */ 1154 /* Set current processor priority to 0 */
1051 mpic_cpu_write(MPIC_CPU_CURRENT_TASK_PRI, 0); 1155 mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0);
1052 1156
1053 spin_unlock_irqrestore(&mpic_lock, flags); 1157 spin_unlock_irqrestore(&mpic_lock, flags);
1054#endif /* CONFIG_SMP */ 1158#endif /* CONFIG_SMP */
@@ -1058,7 +1162,7 @@ int mpic_cpu_get_priority(void)
1058{ 1162{
1059 struct mpic *mpic = mpic_primary; 1163 struct mpic *mpic = mpic_primary;
1060 1164
1061 return mpic_cpu_read(MPIC_CPU_CURRENT_TASK_PRI); 1165 return mpic_cpu_read(MPIC_INFO(CPU_CURRENT_TASK_PRI));
1062} 1166}
1063 1167
1064void mpic_cpu_set_priority(int prio) 1168void mpic_cpu_set_priority(int prio)
@@ -1066,7 +1170,7 @@ void mpic_cpu_set_priority(int prio)
1066 struct mpic *mpic = mpic_primary; 1170 struct mpic *mpic = mpic_primary;
1067 1171
1068 prio &= MPIC_CPU_TASKPRI_MASK; 1172 prio &= MPIC_CPU_TASKPRI_MASK;
1069 mpic_cpu_write(MPIC_CPU_CURRENT_TASK_PRI, prio); 1173 mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), prio);
1070} 1174}
1071 1175
1072/* 1176/*
@@ -1088,11 +1192,11 @@ void mpic_teardown_this_cpu(int secondary)
1088 1192
1089 /* let the mpic know we don't want intrs. */ 1193 /* let the mpic know we don't want intrs. */
1090 for (i = 0; i < mpic->num_sources ; i++) 1194 for (i = 0; i < mpic->num_sources ; i++)
1091 mpic_irq_write(i, MPIC_IRQ_DESTINATION, 1195 mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
1092 mpic_irq_read(i, MPIC_IRQ_DESTINATION) & ~msk); 1196 mpic_irq_read(i, MPIC_INFO(IRQ_DESTINATION)) & ~msk);
1093 1197
1094 /* Set current processor priority to max */ 1198 /* Set current processor priority to max */
1095 mpic_cpu_write(MPIC_CPU_CURRENT_TASK_PRI, 0xf); 1199 mpic_cpu_write(MPIC_INFO(CPU_CURRENT_TASK_PRI), 0xf);
1096 1200
1097 spin_unlock_irqrestore(&mpic_lock, flags); 1201 spin_unlock_irqrestore(&mpic_lock, flags);
1098} 1202}
@@ -1108,7 +1212,8 @@ void mpic_send_ipi(unsigned int ipi_no, unsigned int cpu_mask)
1108 DBG("%s: send_ipi(ipi_no: %d)\n", mpic->name, ipi_no); 1212 DBG("%s: send_ipi(ipi_no: %d)\n", mpic->name, ipi_no);
1109#endif 1213#endif
1110 1214
1111 mpic_cpu_write(MPIC_CPU_IPI_DISPATCH_0 + ipi_no * 0x10, 1215 mpic_cpu_write(MPIC_INFO(CPU_IPI_DISPATCH_0) +
1216 ipi_no * MPIC_INFO(CPU_IPI_DISPATCH_STRIDE),
1112 mpic_physmask(cpu_mask & cpus_addr(cpu_online_map)[0])); 1217 mpic_physmask(cpu_mask & cpus_addr(cpu_online_map)[0]));
1113} 1218}
1114 1219
@@ -1116,7 +1221,7 @@ unsigned int mpic_get_one_irq(struct mpic *mpic, struct pt_regs *regs)
1116{ 1221{
1117 u32 src; 1222 u32 src;
1118 1223
1119 src = mpic_cpu_read(MPIC_CPU_INTACK) & MPIC_VECPRI_VECTOR_MASK; 1224 src = mpic_cpu_read(MPIC_INFO(CPU_INTACK)) & MPIC_INFO(VECPRI_VECTOR_MASK);
1120#ifdef DEBUG_LOW 1225#ifdef DEBUG_LOW
1121 DBG("%s: get_one_irq(): %d\n", mpic->name, src); 1226 DBG("%s: get_one_irq(): %d\n", mpic->name, src);
1122#endif 1227#endif
diff --git a/arch/ppc/kernel/smp-tbsync.c b/arch/ppc/kernel/smp-tbsync.c
index 1576758debaf..d0cf3f86931d 100644
--- a/arch/ppc/kernel/smp-tbsync.c
+++ b/arch/ppc/kernel/smp-tbsync.c
@@ -47,8 +47,9 @@ void __devinit
47smp_generic_take_timebase( void ) 47smp_generic_take_timebase( void )
48{ 48{
49 int cmd, tbl, tbu; 49 int cmd, tbl, tbu;
50 unsigned long flags;
50 51
51 local_irq_disable(); 52 local_irq_save(flags);
52 while( !running ) 53 while( !running )
53 ; 54 ;
54 rmb(); 55 rmb();
@@ -64,7 +65,7 @@ smp_generic_take_timebase( void )
64 tbu = tbsync->tbu; 65 tbu = tbsync->tbu;
65 tbsync->ack = 0; 66 tbsync->ack = 0;
66 if( cmd == kExit ) 67 if( cmd == kExit )
67 return; 68 break;
68 69
69 if( cmd == kSetAndTest ) { 70 if( cmd == kSetAndTest ) {
70 while( tbsync->handshake ) 71 while( tbsync->handshake )
@@ -77,7 +78,7 @@ smp_generic_take_timebase( void )
77 } 78 }
78 enter_contest( tbsync->mark, -1 ); 79 enter_contest( tbsync->mark, -1 );
79 } 80 }
80 local_irq_enable(); 81 local_irq_restore(flags);
81} 82}
82 83
83static int __devinit 84static int __devinit
diff --git a/arch/ppc/platforms/85xx/mpc8560_ads.c b/arch/ppc/platforms/85xx/mpc8560_ads.c
index d90cd24d018e..94badafe4ef1 100644
--- a/arch/ppc/platforms/85xx/mpc8560_ads.c
+++ b/arch/ppc/platforms/85xx/mpc8560_ads.c
@@ -29,6 +29,7 @@
29#include <linux/initrd.h> 29#include <linux/initrd.h>
30#include <linux/module.h> 30#include <linux/module.h>
31#include <linux/fsl_devices.h> 31#include <linux/fsl_devices.h>
32#include <linux/fs_enet_pd.h>
32 33
33#include <asm/system.h> 34#include <asm/system.h>
34#include <asm/pgtable.h> 35#include <asm/pgtable.h>
@@ -58,6 +59,71 @@
58 * Setup the architecture 59 * Setup the architecture
59 * 60 *
60 */ 61 */
62static void init_fcc_ioports(void)
63{
64 struct immap *immap;
65 struct io_port *io;
66 u32 tempval;
67
68 immap = cpm2_immr;
69
70 io = &immap->im_ioport;
71 /* FCC2/3 are on the ports B/C. */
72 tempval = in_be32(&io->iop_pdirb);
73 tempval &= ~PB2_DIRB0;
74 tempval |= PB2_DIRB1;
75 out_be32(&io->iop_pdirb, tempval);
76
77 tempval = in_be32(&io->iop_psorb);
78 tempval &= ~PB2_PSORB0;
79 tempval |= PB2_PSORB1;
80 out_be32(&io->iop_psorb, tempval);
81
82 tempval = in_be32(&io->iop_pparb);
83 tempval |= (PB2_DIRB0 | PB2_DIRB1);
84 out_be32(&io->iop_pparb, tempval);
85
86 tempval = in_be32(&io->iop_pdirb);
87 tempval &= ~PB3_DIRB0;
88 tempval |= PB3_DIRB1;
89 out_be32(&io->iop_pdirb, tempval);
90
91 tempval = in_be32(&io->iop_psorb);
92 tempval &= ~PB3_PSORB0;
93 tempval |= PB3_PSORB1;
94 out_be32(&io->iop_psorb, tempval);
95
96 tempval = in_be32(&io->iop_pparb);
97 tempval |= (PB3_DIRB0 | PB3_DIRB1);
98 out_be32(&io->iop_pparb, tempval);
99
100 tempval = in_be32(&io->iop_pdirc);
101 tempval |= PC3_DIRC1;
102 out_be32(&io->iop_pdirc, tempval);
103
104 tempval = in_be32(&io->iop_pparc);
105 tempval |= PC3_DIRC1;
106 out_be32(&io->iop_pparc, tempval);
107
108 /* Port C has clocks...... */
109 tempval = in_be32(&io->iop_psorc);
110 tempval &= ~(CLK_TRX);
111 out_be32(&io->iop_psorc, tempval);
112
113 tempval = in_be32(&io->iop_pdirc);
114 tempval &= ~(CLK_TRX);
115 out_be32(&io->iop_pdirc, tempval);
116 tempval = in_be32(&io->iop_pparc);
117 tempval |= (CLK_TRX);
118 out_be32(&io->iop_pparc, tempval);
119
120 /* Configure Serial Interface clock routing.
121 * First, clear all FCC bits to zero,
122 * then set the ones we want.
123 */
124 immap->im_cpmux.cmx_fcr &= ~(CPMUX_CLK_MASK);
125 immap->im_cpmux.cmx_fcr |= CPMUX_CLK_ROUTE;
126}
61 127
62static void __init 128static void __init
63mpc8560ads_setup_arch(void) 129mpc8560ads_setup_arch(void)
@@ -66,6 +132,7 @@ mpc8560ads_setup_arch(void)
66 unsigned int freq; 132 unsigned int freq;
67 struct gianfar_platform_data *pdata; 133 struct gianfar_platform_data *pdata;
68 struct gianfar_mdio_data *mdata; 134 struct gianfar_mdio_data *mdata;
135 struct fs_platform_info *fpi;
69 136
70 cpm2_reset(); 137 cpm2_reset();
71 138
@@ -110,6 +177,28 @@ mpc8560ads_setup_arch(void)
110 memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6); 177 memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
111 } 178 }
112 179
180 init_fcc_ioports();
181 ppc_sys_device_remove(MPC85xx_CPM_FCC1);
182
183 fpi = (struct fs_platform_info *) ppc_sys_get_pdata(MPC85xx_CPM_FCC2);
184 if (fpi) {
185 memcpy(fpi->macaddr, binfo->bi_enet2addr, 6);
186 fpi->bus_id = "0:02";
187 fpi->phy_addr = 2;
188 fpi->dpram_offset = (u32)cpm2_immr->im_dprambase;
189 fpi->fcc_regs_c = (u32)&cpm2_immr->im_fcc_c[1];
190 }
191
192 fpi = (struct fs_platform_info *) ppc_sys_get_pdata(MPC85xx_CPM_FCC3);
193 if (fpi) {
194 memcpy(fpi->macaddr, binfo->bi_enet2addr, 6);
195 fpi->macaddr[5] += 1;
196 fpi->bus_id = "0:03";
197 fpi->phy_addr = 3;
198 fpi->dpram_offset = (u32)cpm2_immr->im_dprambase;
199 fpi->fcc_regs_c = (u32)&cpm2_immr->im_fcc_c[2];
200 }
201
113#ifdef CONFIG_BLK_DEV_INITRD 202#ifdef CONFIG_BLK_DEV_INITRD
114 if (initrd_start) 203 if (initrd_start)
115 ROOT_DEV = Root_RAM0; 204 ROOT_DEV = Root_RAM0;
diff --git a/arch/ppc/platforms/85xx/mpc85xx_ads_common.h b/arch/ppc/platforms/85xx/mpc85xx_ads_common.h
index abf32281655d..c8c322fe3680 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_ads_common.h
+++ b/arch/ppc/platforms/85xx/mpc85xx_ads_common.h
@@ -45,4 +45,23 @@ extern void mpc85xx_ads_map_io(void) __init;
45 45
46#define MPC85XX_PCI1_IO_SIZE 0x01000000 46#define MPC85XX_PCI1_IO_SIZE 0x01000000
47 47
48/* FCC1 Clock Source Configuration. These can be
49 * redefined in the board specific file.
50 * Can only choose from CLK9-12 */
51#define F1_RXCLK 12
52#define F1_TXCLK 11
53
54/* FCC2 Clock Source Configuration. These can be
55 * redefined in the board specific file.
56 * Can only choose from CLK13-16 */
57#define F2_RXCLK 13
58#define F2_TXCLK 14
59
60/* FCC3 Clock Source Configuration. These can be
61 * redefined in the board specific file.
62 * Can only choose from CLK13-16 */
63#define F3_RXCLK 15
64#define F3_TXCLK 16
65
66
48#endif /* __MACH_MPC85XX_ADS_H__ */ 67#endif /* __MACH_MPC85XX_ADS_H__ */
diff --git a/arch/ppc/platforms/mpc8272ads_setup.c b/arch/ppc/platforms/mpc8272ads_setup.c
index abb7154de2c7..2a35fe2b9b96 100644
--- a/arch/ppc/platforms/mpc8272ads_setup.c
+++ b/arch/ppc/platforms/mpc8272ads_setup.c
@@ -56,64 +56,51 @@ static struct fs_uart_platform_info mpc8272_uart_pdata[] = {
56 }, 56 },
57}; 57};
58 58
59static struct fs_mii_bus_info mii_bus_info = { 59static struct fs_mii_bb_platform_info m82xx_mii_bb_pdata = {
60 .method = fsmii_bitbang, 60 .mdio_dat.bit = 18,
61 .id = 0, 61 .mdio_dir.bit = 18,
62 .i.bitbang = { 62 .mdc_dat.bit = 19,
63 .mdio_port = fsiop_portc, 63 .delay = 1,
64 .mdio_bit = 18,
65 .mdc_port = fsiop_portc,
66 .mdc_bit = 19,
67 .delay = 1,
68 },
69};
70
71static struct fs_platform_info mpc82xx_fcc1_pdata = {
72 .fs_no = fsid_fcc1,
73 .cp_page = CPM_CR_FCC1_PAGE,
74 .cp_block = CPM_CR_FCC1_SBLOCK,
75 .clk_trx = (PC_F1RXCLK | PC_F1TXCLK),
76 .clk_route = CMX1_CLK_ROUTE,
77 .clk_mask = CMX1_CLK_MASK,
78 .init_ioports = init_fcc1_ioports,
79
80 .phy_addr = 0,
81#ifdef PHY_INTERRUPT
82 .phy_irq = PHY_INTERRUPT,
83#else
84 .phy_irq = -1;
85#endif
86 .mem_offset = FCC1_MEM_OFFSET,
87 .bus_info = &mii_bus_info,
88 .rx_ring = 32,
89 .tx_ring = 32,
90 .rx_copybreak = 240,
91 .use_napi = 0,
92 .napi_weight = 17,
93}; 64};
94 65
95static struct fs_platform_info mpc82xx_fcc2_pdata = { 66static struct fs_platform_info mpc82xx_enet_pdata[] = {
96 .fs_no = fsid_fcc2, 67 [fsid_fcc1] = {
97 .cp_page = CPM_CR_FCC2_PAGE, 68 .fs_no = fsid_fcc1,
98 .cp_block = CPM_CR_FCC2_SBLOCK, 69 .cp_page = CPM_CR_FCC1_PAGE,
99 .clk_trx = (PC_F2RXCLK | PC_F2TXCLK), 70 .cp_block = CPM_CR_FCC1_SBLOCK,
100 .clk_route = CMX2_CLK_ROUTE, 71
101 .clk_mask = CMX2_CLK_MASK, 72 .clk_trx = (PC_F1RXCLK | PC_F1TXCLK),
102 .init_ioports = init_fcc2_ioports, 73 .clk_route = CMX1_CLK_ROUTE,
103 74 .clk_mask = CMX1_CLK_MASK,
104 .phy_addr = 3, 75 .init_ioports = init_fcc1_ioports,
105#ifdef PHY_INTERRUPT 76
106 .phy_irq = PHY_INTERRUPT, 77 .mem_offset = FCC1_MEM_OFFSET,
107#else 78
108 .phy_irq = -1; 79 .rx_ring = 32,
109#endif 80 .tx_ring = 32,
110 .mem_offset = FCC2_MEM_OFFSET, 81 .rx_copybreak = 240,
111 .bus_info = &mii_bus_info, 82 .use_napi = 0,
112 .rx_ring = 32, 83 .napi_weight = 17,
113 .tx_ring = 32, 84 .bus_id = "0:00",
114 .rx_copybreak = 240, 85 },
115 .use_napi = 0, 86 [fsid_fcc2] = {
116 .napi_weight = 17, 87 .fs_no = fsid_fcc2,
88 .cp_page = CPM_CR_FCC2_PAGE,
89 .cp_block = CPM_CR_FCC2_SBLOCK,
90 .clk_trx = (PC_F2RXCLK | PC_F2TXCLK),
91 .clk_route = CMX2_CLK_ROUTE,
92 .clk_mask = CMX2_CLK_MASK,
93 .init_ioports = init_fcc2_ioports,
94
95 .mem_offset = FCC2_MEM_OFFSET,
96
97 .rx_ring = 32,
98 .tx_ring = 32,
99 .rx_copybreak = 240,
100 .use_napi = 0,
101 .napi_weight = 17,
102 .bus_id = "0:03",
103 },
117}; 104};
118 105
119static void init_fcc1_ioports(void) 106static void init_fcc1_ioports(void)
@@ -209,20 +196,21 @@ static void __init mpc8272ads_fixup_enet_pdata(struct platform_device *pdev,
209 bd_t* bi = (void*)__res; 196 bd_t* bi = (void*)__res;
210 int fs_no = fsid_fcc1+pdev->id-1; 197 int fs_no = fsid_fcc1+pdev->id-1;
211 198
212 mpc82xx_fcc1_pdata.dpram_offset = mpc82xx_fcc2_pdata.dpram_offset = (u32)cpm2_immr->im_dprambase; 199 if(fs_no > ARRAY_SIZE(mpc82xx_enet_pdata)) {
213 mpc82xx_fcc1_pdata.fcc_regs_c = mpc82xx_fcc2_pdata.fcc_regs_c = (u32)cpm2_immr->im_fcc_c; 200 return;
214
215 switch(fs_no) {
216 case fsid_fcc1:
217 memcpy(&mpc82xx_fcc1_pdata.macaddr,bi->bi_enetaddr,6);
218 pdev->dev.platform_data = &mpc82xx_fcc1_pdata;
219 break;
220 case fsid_fcc2:
221 memcpy(&mpc82xx_fcc2_pdata.macaddr,bi->bi_enetaddr,6);
222 mpc82xx_fcc2_pdata.macaddr[5] ^= 1;
223 pdev->dev.platform_data = &mpc82xx_fcc2_pdata;
224 break;
225 } 201 }
202
203 mpc82xx_enet_pdata[fs_no].dpram_offset=
204 (u32)cpm2_immr->im_dprambase;
205 mpc82xx_enet_pdata[fs_no].fcc_regs_c =
206 (u32)cpm2_immr->im_fcc_c;
207 memcpy(&mpc82xx_enet_pdata[fs_no].macaddr,bi->bi_enetaddr,6);
208
209 /* prevent dup mac */
210 if(fs_no == fsid_fcc2)
211 mpc82xx_enet_pdata[fs_no].macaddr[5] ^= 1;
212
213 pdev->dev.platform_data = &mpc82xx_enet_pdata[fs_no];
226} 214}
227 215
228static void mpc8272ads_fixup_uart_pdata(struct platform_device *pdev, 216static void mpc8272ads_fixup_uart_pdata(struct platform_device *pdev,
@@ -274,6 +262,29 @@ static void init_scc4_uart_ioports(void)
274 iounmap(immap); 262 iounmap(immap);
275} 263}
276 264
265static void __init mpc8272ads_fixup_mdio_pdata(struct platform_device *pdev,
266 int idx)
267{
268 m82xx_mii_bb_pdata.irq[0] = PHY_INTERRUPT;
269 m82xx_mii_bb_pdata.irq[1] = -1;
270 m82xx_mii_bb_pdata.irq[2] = -1;
271 m82xx_mii_bb_pdata.irq[3] = PHY_INTERRUPT;
272 m82xx_mii_bb_pdata.irq[31] = -1;
273
274
275 m82xx_mii_bb_pdata.mdio_dat.offset =
276 (u32)&cpm2_immr->im_ioport.iop_pdatc;
277
278 m82xx_mii_bb_pdata.mdio_dir.offset =
279 (u32)&cpm2_immr->im_ioport.iop_pdirc;
280
281 m82xx_mii_bb_pdata.mdc_dat.offset =
282 (u32)&cpm2_immr->im_ioport.iop_pdatc;
283
284
285 pdev->dev.platform_data = &m82xx_mii_bb_pdata;
286}
287
277static int mpc8272ads_platform_notify(struct device *dev) 288static int mpc8272ads_platform_notify(struct device *dev)
278{ 289{
279 static const struct platform_notify_dev_map dev_map[] = { 290 static const struct platform_notify_dev_map dev_map[] = {
@@ -286,6 +297,10 @@ static int mpc8272ads_platform_notify(struct device *dev)
286 .rtn = mpc8272ads_fixup_uart_pdata, 297 .rtn = mpc8272ads_fixup_uart_pdata,
287 }, 298 },
288 { 299 {
300 .bus_id = "fsl-bb-mdio",
301 .rtn = mpc8272ads_fixup_mdio_pdata,
302 },
303 {
289 .bus_id = NULL 304 .bus_id = NULL
290 } 305 }
291 }; 306 };
@@ -319,6 +334,7 @@ int __init mpc8272ads_init(void)
319 ppc_sys_device_enable(MPC82xx_CPM_SCC4); 334 ppc_sys_device_enable(MPC82xx_CPM_SCC4);
320#endif 335#endif
321 336
337 ppc_sys_device_enable(MPC82xx_MDIO_BB);
322 338
323 return 0; 339 return 0;
324} 340}
diff --git a/arch/ppc/platforms/mpc866ads_setup.c b/arch/ppc/platforms/mpc866ads_setup.c
index f19b6167c770..e12cece4c9fd 100644
--- a/arch/ppc/platforms/mpc866ads_setup.c
+++ b/arch/ppc/platforms/mpc866ads_setup.c
@@ -1,10 +1,10 @@
1/*arch/ppc/platforms/mpc885ads-setup.c 1/*arch/ppc/platforms/mpc866ads-setup.c
2 * 2 *
3 * Platform setup for the Freescale mpc885ads board 3 * Platform setup for the Freescale mpc866ads board
4 * 4 *
5 * Vitaly Bordug <vbordug@ru.mvista.com> 5 * Vitaly Bordug <vbordug@ru.mvista.com>
6 * 6 *
7 * Copyright 2005 MontaVista Software Inc. 7 * Copyright 2005-2006 MontaVista Software Inc.
8 * 8 *
9 * This file is licensed under the terms of the GNU General Public License 9 * This file is licensed under the terms of the GNU General Public License
10 * version 2. This program is licensed "as is" without any warranty of any 10 * version 2. This program is licensed "as is" without any warranty of any
@@ -42,49 +42,36 @@ static void setup_scc1_ioports(void);
42static void setup_smc1_ioports(void); 42static void setup_smc1_ioports(void);
43static void setup_smc2_ioports(void); 43static void setup_smc2_ioports(void);
44 44
45static struct fs_mii_bus_info fec_mii_bus_info = { 45static struct fs_mii_fec_platform_info mpc8xx_mdio_fec_pdata;
46 .method = fsmii_fec,
47 .id = 0,
48};
49
50static struct fs_mii_bus_info scc_mii_bus_info = {
51 .method = fsmii_fixed,
52 .id = 0,
53 .i.fixed.speed = 10,
54 .i.fixed.duplex = 0,
55};
56 46
57static struct fs_platform_info mpc8xx_fec_pdata[] = { 47static struct fs_mii_fec_platform_info mpc8xx_mdio_fec_pdata;
58 {
59 .rx_ring = 128,
60 .tx_ring = 16,
61 .rx_copybreak = 240,
62 48
63 .use_napi = 1, 49static struct fs_platform_info mpc8xx_enet_pdata[] = {
64 .napi_weight = 17, 50 [fsid_fec1] = {
51 .rx_ring = 128,
52 .tx_ring = 16,
53 .rx_copybreak = 240,
65 54
66 .phy_addr = 15, 55 .use_napi = 1,
67 .phy_irq = -1, 56 .napi_weight = 17,
68 57
69 .use_rmii = 0, 58 .init_ioports = setup_fec1_ioports,
70 59
71 .bus_info = &fec_mii_bus_info, 60 .bus_id = "0:0f",
72 } 61 .has_phy = 1,
73}; 62 },
63 [fsid_scc1] = {
64 .rx_ring = 64,
65 .tx_ring = 8,
66 .rx_copybreak = 240,
67 .use_napi = 1,
68 .napi_weight = 17,
74 69
75static struct fs_platform_info mpc8xx_scc_pdata = {
76 .rx_ring = 64,
77 .tx_ring = 8,
78 .rx_copybreak = 240,
79 70
80 .use_napi = 1, 71 .init_ioports = setup_scc1_ioports,
81 .napi_weight = 17,
82
83 .phy_addr = -1,
84 .phy_irq = -1,
85
86 .bus_info = &scc_mii_bus_info,
87 72
73 .bus_id = "fixed@100:1",
74 },
88}; 75};
89 76
90static struct fs_uart_platform_info mpc866_uart_pdata[] = { 77static struct fs_uart_platform_info mpc866_uart_pdata[] = {
@@ -207,63 +194,6 @@ static void setup_scc1_ioports(void)
207 194
208} 195}
209 196
210static void mpc866ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
211{
212 struct fs_platform_info *fpi = pdev->dev.platform_data;
213
214 volatile cpm8xx_t *cp;
215 bd_t *bd = (bd_t *) __res;
216 char *e;
217 int i;
218
219 /* Get pointer to Communication Processor */
220 cp = cpmp;
221 switch (fs_no) {
222 case fsid_fec1:
223 fpi = &mpc8xx_fec_pdata[0];
224 fpi->init_ioports = &setup_fec1_ioports;
225
226 break;
227 case fsid_scc1:
228 fpi = &mpc8xx_scc_pdata;
229 fpi->init_ioports = &setup_scc1_ioports;
230
231 break;
232 default:
233 printk(KERN_WARNING"Device %s is not supported!\n", pdev->name);
234 return;
235 }
236
237 pdev->dev.platform_data = fpi;
238 fpi->fs_no = fs_no;
239
240 e = (unsigned char *)&bd->bi_enetaddr;
241 for (i = 0; i < 6; i++)
242 fpi->macaddr[i] = *e++;
243
244 fpi->macaddr[5 - pdev->id]++;
245
246}
247
248static void mpc866ads_fixup_fec_enet_pdata(struct platform_device *pdev,
249 int idx)
250{
251 /* This is for FEC devices only */
252 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-fec")))
253 return;
254 mpc866ads_fixup_enet_pdata(pdev, fsid_fec1 + pdev->id - 1);
255}
256
257static void mpc866ads_fixup_scc_enet_pdata(struct platform_device *pdev,
258 int idx)
259{
260 /* This is for SCC devices only */
261 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-scc")))
262 return;
263
264 mpc866ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1);
265}
266
267static void setup_smc1_ioports(void) 197static void setup_smc1_ioports(void)
268{ 198{
269 immap_t *immap = (immap_t *) IMAP_ADDR; 199 immap_t *immap = (immap_t *) IMAP_ADDR;
@@ -315,6 +245,56 @@ static void setup_smc2_ioports(void)
315 245
316} 246}
317 247
248static int ma_count = 0;
249
250static void mpc866ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
251{
252 struct fs_platform_info *fpi;
253
254 volatile cpm8xx_t *cp;
255 bd_t *bd = (bd_t *) __res;
256 char *e;
257 int i;
258
259 /* Get pointer to Communication Processor */
260 cp = cpmp;
261
262 if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) {
263 printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
264 return;
265 }
266
267
268 fpi = &mpc8xx_enet_pdata[fs_no];
269 fpi->fs_no = fs_no;
270 pdev->dev.platform_data = fpi;
271
272 e = (unsigned char *)&bd->bi_enetaddr;
273 for (i = 0; i < 6; i++)
274 fpi->macaddr[i] = *e++;
275
276 fpi->macaddr[5] += ma_count++;
277}
278
279static void mpc866ads_fixup_fec_enet_pdata(struct platform_device *pdev,
280 int idx)
281{
282 /* This is for FEC devices only */
283 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-fec")))
284 return;
285 mpc866ads_fixup_enet_pdata(pdev, fsid_fec1 + pdev->id - 1);
286}
287
288static void mpc866ads_fixup_scc_enet_pdata(struct platform_device *pdev,
289 int idx)
290{
291 /* This is for SCC devices only */
292 if (!pdev || !pdev->name || (!strstr(pdev->name, "fsl-cpm-scc")))
293 return;
294
295 mpc866ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1);
296}
297
318static void __init mpc866ads_fixup_uart_pdata(struct platform_device *pdev, 298static void __init mpc866ads_fixup_uart_pdata(struct platform_device *pdev,
319 int idx) 299 int idx)
320{ 300{
@@ -359,6 +339,9 @@ static int mpc866ads_platform_notify(struct device *dev)
359 339
360int __init mpc866ads_init(void) 340int __init mpc866ads_init(void)
361{ 341{
342 bd_t *bd = (bd_t *) __res;
343 struct fs_mii_fec_platform_info* fmpi;
344
362 printk(KERN_NOTICE "mpc866ads: Init\n"); 345 printk(KERN_NOTICE "mpc866ads: Init\n");
363 346
364 platform_notify = mpc866ads_platform_notify; 347 platform_notify = mpc866ads_platform_notify;
@@ -366,11 +349,20 @@ int __init mpc866ads_init(void)
366 ppc_sys_device_initfunc(); 349 ppc_sys_device_initfunc();
367 ppc_sys_device_disable_all(); 350 ppc_sys_device_disable_all();
368 351
369#ifdef MPC8xx_SECOND_ETH_SCC1 352#ifdef CONFIG_MPC8xx_SECOND_ETH_SCC1
370 ppc_sys_device_enable(MPC8xx_CPM_SCC1); 353 ppc_sys_device_enable(MPC8xx_CPM_SCC1);
371#endif 354#endif
372 ppc_sys_device_enable(MPC8xx_CPM_FEC1); 355 ppc_sys_device_enable(MPC8xx_CPM_FEC1);
373 356
357 ppc_sys_device_enable(MPC8xx_MDIO_FEC);
358
359 fmpi = ppc_sys_platform_devices[MPC8xx_MDIO_FEC].dev.platform_data =
360 &mpc8xx_mdio_fec_pdata;
361
362 fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1;
363 /* No PHY interrupt line here */
364 fmpi->irq[0xf] = -1;
365
374/* Since either of the uarts could be used as console, they need to ready */ 366/* Since either of the uarts could be used as console, they need to ready */
375#ifdef CONFIG_SERIAL_CPM_SMC1 367#ifdef CONFIG_SERIAL_CPM_SMC1
376 ppc_sys_device_enable(MPC8xx_CPM_SMC1); 368 ppc_sys_device_enable(MPC8xx_CPM_SMC1);
@@ -381,6 +373,14 @@ int __init mpc866ads_init(void)
381 ppc_sys_device_enable(MPC8xx_CPM_SMC2); 373 ppc_sys_device_enable(MPC8xx_CPM_SMC2);
382 ppc_sys_device_setfunc(MPC8xx_CPM_SMC2, PPC_SYS_FUNC_UART); 374 ppc_sys_device_setfunc(MPC8xx_CPM_SMC2, PPC_SYS_FUNC_UART);
383#endif 375#endif
376 ppc_sys_device_enable(MPC8xx_MDIO_FEC);
377
378 fmpi = ppc_sys_platform_devices[MPC8xx_MDIO_FEC].dev.platform_data =
379 &mpc8xx_mdio_fec_pdata;
380
381 fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1;
382 /* No PHY interrupt line here */
383 fmpi->irq[0xf] = -1;
384 384
385 return 0; 385 return 0;
386} 386}
diff --git a/arch/ppc/platforms/mpc885ads_setup.c b/arch/ppc/platforms/mpc885ads_setup.c
index c1fc4a16fea9..5dfa4e6c2af0 100644
--- a/arch/ppc/platforms/mpc885ads_setup.c
+++ b/arch/ppc/platforms/mpc885ads_setup.c
@@ -38,7 +38,10 @@ extern unsigned char __res[];
38static void setup_smc1_ioports(void); 38static void setup_smc1_ioports(void);
39static void setup_smc2_ioports(void); 39static void setup_smc2_ioports(void);
40 40
41static void __init mpc885ads_scc_phy_init(char); 41static struct fs_mii_fec_platform_info mpc8xx_mdio_fec_pdata;
42static void setup_fec1_ioports(void);
43static void setup_fec2_ioports(void);
44static void setup_scc3_ioports(void);
42 45
43static struct fs_uart_platform_info mpc885_uart_pdata[] = { 46static struct fs_uart_platform_info mpc885_uart_pdata[] = {
44 [fsid_smc1_uart] = { 47 [fsid_smc1_uart] = {
@@ -61,23 +64,8 @@ static struct fs_uart_platform_info mpc885_uart_pdata[] = {
61 }, 64 },
62}; 65};
63 66
64static struct fs_mii_bus_info fec_mii_bus_info = { 67static struct fs_platform_info mpc8xx_enet_pdata[] = {
65 .method = fsmii_fec, 68 [fsid_fec1] = {
66 .id = 0,
67};
68
69static struct fs_mii_bus_info scc_mii_bus_info = {
70#ifdef CONFIG_SCC_ENET_8xx_FIXED
71 .method = fsmii_fixed,
72#else
73 .method = fsmii_fec,
74#endif
75
76 .id = 0,
77};
78
79static struct fs_platform_info mpc8xx_fec_pdata[] = {
80 {
81 .rx_ring = 128, 69 .rx_ring = 128,
82 .tx_ring = 16, 70 .tx_ring = 16,
83 .rx_copybreak = 240, 71 .rx_copybreak = 240,
@@ -85,11 +73,12 @@ static struct fs_platform_info mpc8xx_fec_pdata[] = {
85 .use_napi = 1, 73 .use_napi = 1,
86 .napi_weight = 17, 74 .napi_weight = 17,
87 75
88 .phy_addr = 0, 76 .init_ioports = setup_fec1_ioports,
89 .phy_irq = SIU_IRQ7,
90 77
91 .bus_info = &fec_mii_bus_info, 78 .bus_id = "0:00",
92 }, { 79 .has_phy = 1,
80 },
81 [fsid_fec2] = {
93 .rx_ring = 128, 82 .rx_ring = 128,
94 .tx_ring = 16, 83 .tx_ring = 16,
95 .rx_copybreak = 240, 84 .rx_copybreak = 240,
@@ -97,35 +86,32 @@ static struct fs_platform_info mpc8xx_fec_pdata[] = {
97 .use_napi = 1, 86 .use_napi = 1,
98 .napi_weight = 17, 87 .napi_weight = 17,
99 88
100 .phy_addr = 1, 89 .init_ioports = setup_fec2_ioports,
101 .phy_irq = SIU_IRQ7,
102
103 .bus_info = &fec_mii_bus_info,
104 }
105};
106 90
107static struct fs_platform_info mpc8xx_scc_pdata = { 91 .bus_id = "0:01",
108 .rx_ring = 64, 92 .has_phy = 1,
109 .tx_ring = 8, 93 },
110 .rx_copybreak = 240, 94 [fsid_scc3] = {
95 .rx_ring = 64,
96 .tx_ring = 8,
97 .rx_copybreak = 240,
111 98
112 .use_napi = 1, 99 .use_napi = 1,
113 .napi_weight = 17, 100 .napi_weight = 17,
114 101
115 .phy_addr = 2, 102 .init_ioports = setup_scc3_ioports,
116#ifdef CONFIG_MPC8xx_SCC_ENET_FIXED 103#ifdef CONFIG_FIXED_MII_10_FDX
117 .phy_irq = -1, 104 .bus_id = "fixed@100:1",
118#else 105#else
119 .phy_irq = SIU_IRQ7, 106 .bus_id = "0:02",
120#endif 107 #endif
121 108 },
122 .bus_info = &scc_mii_bus_info,
123}; 109};
124 110
125void __init board_init(void) 111void __init board_init(void)
126{ 112{
127 volatile cpm8xx_t *cp = cpmp; 113 cpm8xx_t *cp = cpmp;
128 unsigned int *bcsr_io; 114 unsigned int *bcsr_io;
129 115
130#ifdef CONFIG_FS_ENET 116#ifdef CONFIG_FS_ENET
131 immap_t *immap = (immap_t *) IMAP_ADDR; 117 immap_t *immap = (immap_t *) IMAP_ADDR;
@@ -164,6 +150,14 @@ void __init board_init(void)
164 /* use MDC for MII (common) */ 150 /* use MDC for MII (common) */
165 setbits16(&immap->im_ioport.iop_pdpar, 0x0080); 151 setbits16(&immap->im_ioport.iop_pdpar, 0x0080);
166 clrbits16(&immap->im_ioport.iop_pddir, 0x0080); 152 clrbits16(&immap->im_ioport.iop_pddir, 0x0080);
153 bcsr_io = ioremap(BCSR5, sizeof(unsigned long));
154 clrbits32(bcsr_io,BCSR5_MII1_EN);
155 clrbits32(bcsr_io,BCSR5_MII1_RST);
156#ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2
157 clrbits32(bcsr_io,BCSR5_MII2_EN);
158 clrbits32(bcsr_io,BCSR5_MII2_RST);
159#endif
160 iounmap(bcsr_io);
167#endif 161#endif
168} 162}
169 163
@@ -194,8 +188,8 @@ static void setup_fec2_ioports(void)
194 /* configure FEC2 pins */ 188 /* configure FEC2 pins */
195 setbits32(&immap->im_cpm.cp_pepar, 0x0003fffc); 189 setbits32(&immap->im_cpm.cp_pepar, 0x0003fffc);
196 setbits32(&immap->im_cpm.cp_pedir, 0x0003fffc); 190 setbits32(&immap->im_cpm.cp_pedir, 0x0003fffc);
197 setbits32(&immap->im_cpm.cp_peso, 0x00037800);
198 clrbits32(&immap->im_cpm.cp_peso, 0x000087fc); 191 clrbits32(&immap->im_cpm.cp_peso, 0x000087fc);
192 setbits32(&immap->im_cpm.cp_peso, 0x00037800);
199 clrbits32(&immap->im_cpm.cp_cptr, 0x00000080); 193 clrbits32(&immap->im_cpm.cp_cptr, 0x00000080);
200} 194}
201 195
@@ -213,6 +207,8 @@ static void setup_scc3_ioports(void)
213 207
214 /* Enable the PHY. 208 /* Enable the PHY.
215 */ 209 */
210 clrbits32(bcsr_io+4, BCSR4_ETH10_RST);
211 udelay(1000);
216 setbits32(bcsr_io+4, BCSR4_ETH10_RST); 212 setbits32(bcsr_io+4, BCSR4_ETH10_RST);
217 /* Configure port A pins for Txd and Rxd. 213 /* Configure port A pins for Txd and Rxd.
218 */ 214 */
@@ -254,37 +250,38 @@ static void setup_scc3_ioports(void)
254 clrbits32(&immap->im_cpm.cp_pedir, PE_ENET_TENA); 250 clrbits32(&immap->im_cpm.cp_pedir, PE_ENET_TENA);
255 setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA); 251 setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA);
256 252
257 setbits32(bcsr_io+1, BCSR1_ETHEN); 253 setbits32(bcsr_io+4, BCSR1_ETHEN);
258 iounmap(bcsr_io); 254 iounmap(bcsr_io);
259} 255}
260 256
257static int mac_count = 0;
258
261static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no) 259static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
262{ 260{
263 struct fs_platform_info *fpi = pdev->dev.platform_data; 261 struct fs_platform_info *fpi;
264
265 volatile cpm8xx_t *cp;
266 bd_t *bd = (bd_t *) __res; 262 bd_t *bd = (bd_t *) __res;
267 char *e; 263 char *e;
268 int i; 264 int i;
269 265
270 /* Get pointer to Communication Processor */ 266 if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) {
271 cp = cpmp; 267 printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
268 return;
269 }
270
271 fpi = &mpc8xx_enet_pdata[fs_no];
272
272 switch (fs_no) { 273 switch (fs_no) {
273 case fsid_fec1: 274 case fsid_fec1:
274 fpi = &mpc8xx_fec_pdata[0];
275 fpi->init_ioports = &setup_fec1_ioports; 275 fpi->init_ioports = &setup_fec1_ioports;
276 break; 276 break;
277 case fsid_fec2: 277 case fsid_fec2:
278 fpi = &mpc8xx_fec_pdata[1];
279 fpi->init_ioports = &setup_fec2_ioports; 278 fpi->init_ioports = &setup_fec2_ioports;
280 break; 279 break;
281 case fsid_scc3: 280 case fsid_scc3:
282 fpi = &mpc8xx_scc_pdata;
283 fpi->init_ioports = &setup_scc3_ioports; 281 fpi->init_ioports = &setup_scc3_ioports;
284 mpc885ads_scc_phy_init(fpi->phy_addr);
285 break; 282 break;
286 default: 283 default:
287 printk(KERN_WARNING"Device %s is not supported!\n", pdev->name); 284 printk(KERN_WARNING "Device %s is not supported!\n", pdev->name);
288 return; 285 return;
289 } 286 }
290 287
@@ -295,7 +292,7 @@ static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
295 for (i = 0; i < 6; i++) 292 for (i = 0; i < 6; i++)
296 fpi->macaddr[i] = *e++; 293 fpi->macaddr[i] = *e++;
297 294
298 fpi->macaddr[5 - pdev->id]++; 295 fpi->macaddr[5] += mac_count++;
299 296
300} 297}
301 298
@@ -318,58 +315,6 @@ static void __init mpc885ads_fixup_scc_enet_pdata(struct platform_device *pdev,
318 mpc885ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1); 315 mpc885ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1);
319} 316}
320 317
321/* SCC ethernet controller does not have MII management channel. FEC1 MII
322 * channel is used to communicate with the 10Mbit PHY.
323 */
324
325#define MII_ECNTRL_PINMUX 0x4
326#define FEC_ECNTRL_PINMUX 0x00000004
327#define FEC_RCNTRL_MII_MODE 0x00000004
328
329/* Make MII read/write commands.
330 */
331#define mk_mii_write(REG, VAL, PHY_ADDR) (0x50020000 | (((REG) & 0x1f) << 18) | \
332 ((VAL) & 0xffff) | ((PHY_ADDR) << 23))
333
334static void mpc885ads_scc_phy_init(char phy_addr)
335{
336 volatile immap_t *immap;
337 volatile fec_t *fecp;
338 bd_t *bd;
339
340 bd = (bd_t *) __res;
341 immap = (immap_t *) IMAP_ADDR; /* pointer to internal registers */
342 fecp = &(immap->im_cpm.cp_fec);
343
344 /* Enable MII pins of the FEC1
345 */
346 setbits16(&immap->im_ioport.iop_pdpar, 0x0080);
347 clrbits16(&immap->im_ioport.iop_pddir, 0x0080);
348 /* Set MII speed to 2.5 MHz
349 */
350 out_be32(&fecp->fec_mii_speed,
351 ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1);
352
353 /* Enable FEC pin MUX
354 */
355 setbits32(&fecp->fec_ecntrl, MII_ECNTRL_PINMUX);
356 setbits32(&fecp->fec_r_cntrl, FEC_RCNTRL_MII_MODE);
357
358 out_be32(&fecp->fec_mii_data,
359 mk_mii_write(MII_BMCR, BMCR_ISOLATE, phy_addr));
360 udelay(100);
361 out_be32(&fecp->fec_mii_data,
362 mk_mii_write(MII_ADVERTISE,
363 ADVERTISE_10HALF | ADVERTISE_CSMA, phy_addr));
364 udelay(100);
365
366 /* Disable FEC MII settings
367 */
368 clrbits32(&fecp->fec_ecntrl, MII_ECNTRL_PINMUX);
369 clrbits32(&fecp->fec_r_cntrl, FEC_RCNTRL_MII_MODE);
370 out_be32(&fecp->fec_mii_speed, 0);
371}
372
373static void setup_smc1_ioports(void) 318static void setup_smc1_ioports(void)
374{ 319{
375 immap_t *immap = (immap_t *) IMAP_ADDR; 320 immap_t *immap = (immap_t *) IMAP_ADDR;
@@ -462,6 +407,9 @@ static int mpc885ads_platform_notify(struct device *dev)
462 407
463int __init mpc885ads_init(void) 408int __init mpc885ads_init(void)
464{ 409{
410 struct fs_mii_fec_platform_info* fmpi;
411 bd_t *bd = (bd_t *) __res;
412
465 printk(KERN_NOTICE "mpc885ads: Init\n"); 413 printk(KERN_NOTICE "mpc885ads: Init\n");
466 414
467 platform_notify = mpc885ads_platform_notify; 415 platform_notify = mpc885ads_platform_notify;
@@ -471,8 +419,17 @@ int __init mpc885ads_init(void)
471 419
472 ppc_sys_device_enable(MPC8xx_CPM_FEC1); 420 ppc_sys_device_enable(MPC8xx_CPM_FEC1);
473 421
422 ppc_sys_device_enable(MPC8xx_MDIO_FEC);
423 fmpi = ppc_sys_platform_devices[MPC8xx_MDIO_FEC].dev.platform_data =
424 &mpc8xx_mdio_fec_pdata;
425
426 fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1;
427
428 /* No PHY interrupt line here */
429 fmpi->irq[0xf] = SIU_IRQ7;
430
474#ifdef CONFIG_MPC8xx_SECOND_ETH_SCC3 431#ifdef CONFIG_MPC8xx_SECOND_ETH_SCC3
475 ppc_sys_device_enable(MPC8xx_CPM_SCC1); 432 ppc_sys_device_enable(MPC8xx_CPM_SCC3);
476 433
477#endif 434#endif
478#ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2 435#ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2
diff --git a/arch/ppc/platforms/pq2ads_pd.h b/arch/ppc/platforms/pq2ads_pd.h
index 8f14a43eafec..672483df8079 100644
--- a/arch/ppc/platforms/pq2ads_pd.h
+++ b/arch/ppc/platforms/pq2ads_pd.h
@@ -29,86 +29,4 @@
29#define F3_RXCLK 13 29#define F3_RXCLK 13
30#define F3_TXCLK 14 30#define F3_TXCLK 14
31 31
32/* Automatically generates register configurations */
33#define PC_CLK(x) ((uint)(1<<(x-1))) /* FCC CLK I/O ports */
34
35#define CMXFCR_RF1CS(x) ((uint)((x-5)<<27)) /* FCC1 Receive Clock Source */
36#define CMXFCR_TF1CS(x) ((uint)((x-5)<<24)) /* FCC1 Transmit Clock Source */
37#define CMXFCR_RF2CS(x) ((uint)((x-9)<<19)) /* FCC2 Receive Clock Source */
38#define CMXFCR_TF2CS(x) ((uint)((x-9)<<16)) /* FCC2 Transmit Clock Source */
39#define CMXFCR_RF3CS(x) ((uint)((x-9)<<11)) /* FCC3 Receive Clock Source */
40#define CMXFCR_TF3CS(x) ((uint)((x-9)<<8)) /* FCC3 Transmit Clock Source */
41
42#define PC_F1RXCLK PC_CLK(F1_RXCLK)
43#define PC_F1TXCLK PC_CLK(F1_TXCLK)
44#define CMX1_CLK_ROUTE (CMXFCR_RF1CS(F1_RXCLK) | CMXFCR_TF1CS(F1_TXCLK))
45#define CMX1_CLK_MASK ((uint)0xff000000)
46
47#define PC_F2RXCLK PC_CLK(F2_RXCLK)
48#define PC_F2TXCLK PC_CLK(F2_TXCLK)
49#define CMX2_CLK_ROUTE (CMXFCR_RF2CS(F2_RXCLK) | CMXFCR_TF2CS(F2_TXCLK))
50#define CMX2_CLK_MASK ((uint)0x00ff0000)
51
52#define PC_F3RXCLK PC_CLK(F3_RXCLK)
53#define PC_F3TXCLK PC_CLK(F3_TXCLK)
54#define CMX3_CLK_ROUTE (CMXFCR_RF3CS(F3_RXCLK) | CMXFCR_TF3CS(F3_TXCLK))
55#define CMX3_CLK_MASK ((uint)0x0000ff00)
56
57/* I/O Pin assignment for FCC1. I don't yet know the best way to do this,
58 * but there is little variation among the choices.
59 */
60#define PA1_COL 0x00000001U
61#define PA1_CRS 0x00000002U
62#define PA1_TXER 0x00000004U
63#define PA1_TXEN 0x00000008U
64#define PA1_RXDV 0x00000010U
65#define PA1_RXER 0x00000020U
66#define PA1_TXDAT 0x00003c00U
67#define PA1_RXDAT 0x0003c000U
68#define PA1_PSORA0 (PA1_RXDAT | PA1_TXDAT)
69#define PA1_PSORA1 (PA1_COL | PA1_CRS | PA1_TXER | PA1_TXEN | \
70 PA1_RXDV | PA1_RXER)
71#define PA1_DIRA0 (PA1_RXDAT | PA1_CRS | PA1_COL | PA1_RXER | PA1_RXDV)
72#define PA1_DIRA1 (PA1_TXDAT | PA1_TXEN | PA1_TXER)
73
74
75/* I/O Pin assignment for FCC2. I don't yet know the best way to do this,
76 * but there is little variation among the choices.
77 */
78#define PB2_TXER 0x00000001U
79#define PB2_RXDV 0x00000002U
80#define PB2_TXEN 0x00000004U
81#define PB2_RXER 0x00000008U
82#define PB2_COL 0x00000010U
83#define PB2_CRS 0x00000020U
84#define PB2_TXDAT 0x000003c0U
85#define PB2_RXDAT 0x00003c00U
86#define PB2_PSORB0 (PB2_RXDAT | PB2_TXDAT | PB2_CRS | PB2_COL | \
87 PB2_RXER | PB2_RXDV | PB2_TXER)
88#define PB2_PSORB1 (PB2_TXEN)
89#define PB2_DIRB0 (PB2_RXDAT | PB2_CRS | PB2_COL | PB2_RXER | PB2_RXDV)
90#define PB2_DIRB1 (PB2_TXDAT | PB2_TXEN | PB2_TXER)
91
92
93/* I/O Pin assignment for FCC3. I don't yet know the best way to do this,
94 * but there is little variation among the choices.
95 */
96#define PB3_RXDV 0x00004000U
97#define PB3_RXER 0x00008000U
98#define PB3_TXER 0x00010000U
99#define PB3_TXEN 0x00020000U
100#define PB3_COL 0x00040000U
101#define PB3_CRS 0x00080000U
102#define PB3_TXDAT 0x0f000000U
103#define PB3_RXDAT 0x00f00000U
104#define PB3_PSORB0 (PB3_RXDAT | PB3_TXDAT | PB3_CRS | PB3_COL | \
105 PB3_RXER | PB3_RXDV | PB3_TXER | PB3_TXEN)
106#define PB3_PSORB1 0
107#define PB3_DIRB0 (PB3_RXDAT | PB3_CRS | PB3_COL | PB3_RXER | PB3_RXDV)
108#define PB3_DIRB1 (PB3_TXDAT | PB3_TXEN | PB3_TXER)
109
110#define FCC_MEM_OFFSET(x) (CPM_FCC_SPECIAL_BASE + (x*128))
111#define FCC1_MEM_OFFSET FCC_MEM_OFFSET(0)
112#define FCC2_MEM_OFFSET FCC_MEM_OFFSET(1)
113
114#endif 32#endif
diff --git a/arch/ppc/syslib/Makefile b/arch/ppc/syslib/Makefile
index 2497bbc07e76..dca23f2ef851 100644
--- a/arch/ppc/syslib/Makefile
+++ b/arch/ppc/syslib/Makefile
@@ -93,7 +93,7 @@ obj-$(CONFIG_PCI) += pci_auto.o
93endif 93endif
94obj-$(CONFIG_RAPIDIO) += ppc85xx_rio.o 94obj-$(CONFIG_RAPIDIO) += ppc85xx_rio.o
95obj-$(CONFIG_83xx) += ppc83xx_setup.o ppc_sys.o \ 95obj-$(CONFIG_83xx) += ppc83xx_setup.o ppc_sys.o \
96 mpc83xx_sys.o mpc83xx_devices.o 96 mpc83xx_sys.o mpc83xx_devices.o ipic.o
97ifeq ($(CONFIG_83xx),y) 97ifeq ($(CONFIG_83xx),y)
98obj-$(CONFIG_PCI) += pci_auto.o 98obj-$(CONFIG_PCI) += pci_auto.o
99endif 99endif
diff --git a/arch/ppc/syslib/ipic.c b/arch/ppc/syslib/ipic.c
new file mode 100644
index 000000000000..46801f5ec03f
--- /dev/null
+++ b/arch/ppc/syslib/ipic.c
@@ -0,0 +1,646 @@
1/*
2 * include/asm-ppc/ipic.c
3 *
4 * IPIC routines implementations.
5 *
6 * Copyright 2005 Freescale Semiconductor, Inc.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 */
13#include <linux/kernel.h>
14#include <linux/init.h>
15#include <linux/errno.h>
16#include <linux/reboot.h>
17#include <linux/slab.h>
18#include <linux/stddef.h>
19#include <linux/sched.h>
20#include <linux/signal.h>
21#include <linux/sysdev.h>
22#include <asm/irq.h>
23#include <asm/io.h>
24#include <asm/ipic.h>
25#include <asm/mpc83xx.h>
26
27#include "ipic.h"
28
29static struct ipic p_ipic;
30static struct ipic * primary_ipic;
31
32static struct ipic_info ipic_info[] = {
33 [9] = {
34 .pend = IPIC_SIPNR_H,
35 .mask = IPIC_SIMSR_H,
36 .prio = IPIC_SIPRR_D,
37 .force = IPIC_SIFCR_H,
38 .bit = 24,
39 .prio_mask = 0,
40 },
41 [10] = {
42 .pend = IPIC_SIPNR_H,
43 .mask = IPIC_SIMSR_H,
44 .prio = IPIC_SIPRR_D,
45 .force = IPIC_SIFCR_H,
46 .bit = 25,
47 .prio_mask = 1,
48 },
49 [11] = {
50 .pend = IPIC_SIPNR_H,
51 .mask = IPIC_SIMSR_H,
52 .prio = IPIC_SIPRR_D,
53 .force = IPIC_SIFCR_H,
54 .bit = 26,
55 .prio_mask = 2,
56 },
57 [14] = {
58 .pend = IPIC_SIPNR_H,
59 .mask = IPIC_SIMSR_H,
60 .prio = IPIC_SIPRR_D,
61 .force = IPIC_SIFCR_H,
62 .bit = 29,
63 .prio_mask = 5,
64 },
65 [15] = {
66 .pend = IPIC_SIPNR_H,
67 .mask = IPIC_SIMSR_H,
68 .prio = IPIC_SIPRR_D,
69 .force = IPIC_SIFCR_H,
70 .bit = 30,
71 .prio_mask = 6,
72 },
73 [16] = {
74 .pend = IPIC_SIPNR_H,
75 .mask = IPIC_SIMSR_H,
76 .prio = IPIC_SIPRR_D,
77 .force = IPIC_SIFCR_H,
78 .bit = 31,
79 .prio_mask = 7,
80 },
81 [17] = {
82 .pend = IPIC_SEPNR,
83 .mask = IPIC_SEMSR,
84 .prio = IPIC_SMPRR_A,
85 .force = IPIC_SEFCR,
86 .bit = 1,
87 .prio_mask = 5,
88 },
89 [18] = {
90 .pend = IPIC_SEPNR,
91 .mask = IPIC_SEMSR,
92 .prio = IPIC_SMPRR_A,
93 .force = IPIC_SEFCR,
94 .bit = 2,
95 .prio_mask = 6,
96 },
97 [19] = {
98 .pend = IPIC_SEPNR,
99 .mask = IPIC_SEMSR,
100 .prio = IPIC_SMPRR_A,
101 .force = IPIC_SEFCR,
102 .bit = 3,
103 .prio_mask = 7,
104 },
105 [20] = {
106 .pend = IPIC_SEPNR,
107 .mask = IPIC_SEMSR,
108 .prio = IPIC_SMPRR_B,
109 .force = IPIC_SEFCR,
110 .bit = 4,
111 .prio_mask = 4,
112 },
113 [21] = {
114 .pend = IPIC_SEPNR,
115 .mask = IPIC_SEMSR,
116 .prio = IPIC_SMPRR_B,
117 .force = IPIC_SEFCR,
118 .bit = 5,
119 .prio_mask = 5,
120 },
121 [22] = {
122 .pend = IPIC_SEPNR,
123 .mask = IPIC_SEMSR,
124 .prio = IPIC_SMPRR_B,
125 .force = IPIC_SEFCR,
126 .bit = 6,
127 .prio_mask = 6,
128 },
129 [23] = {
130 .pend = IPIC_SEPNR,
131 .mask = IPIC_SEMSR,
132 .prio = IPIC_SMPRR_B,
133 .force = IPIC_SEFCR,
134 .bit = 7,
135 .prio_mask = 7,
136 },
137 [32] = {
138 .pend = IPIC_SIPNR_H,
139 .mask = IPIC_SIMSR_H,
140 .prio = IPIC_SIPRR_A,
141 .force = IPIC_SIFCR_H,
142 .bit = 0,
143 .prio_mask = 0,
144 },
145 [33] = {
146 .pend = IPIC_SIPNR_H,
147 .mask = IPIC_SIMSR_H,
148 .prio = IPIC_SIPRR_A,
149 .force = IPIC_SIFCR_H,
150 .bit = 1,
151 .prio_mask = 1,
152 },
153 [34] = {
154 .pend = IPIC_SIPNR_H,
155 .mask = IPIC_SIMSR_H,
156 .prio = IPIC_SIPRR_A,
157 .force = IPIC_SIFCR_H,
158 .bit = 2,
159 .prio_mask = 2,
160 },
161 [35] = {
162 .pend = IPIC_SIPNR_H,
163 .mask = IPIC_SIMSR_H,
164 .prio = IPIC_SIPRR_A,
165 .force = IPIC_SIFCR_H,
166 .bit = 3,
167 .prio_mask = 3,
168 },
169 [36] = {
170 .pend = IPIC_SIPNR_H,
171 .mask = IPIC_SIMSR_H,
172 .prio = IPIC_SIPRR_A,
173 .force = IPIC_SIFCR_H,
174 .bit = 4,
175 .prio_mask = 4,
176 },
177 [37] = {
178 .pend = IPIC_SIPNR_H,
179 .mask = IPIC_SIMSR_H,
180 .prio = IPIC_SIPRR_A,
181 .force = IPIC_SIFCR_H,
182 .bit = 5,
183 .prio_mask = 5,
184 },
185 [38] = {
186 .pend = IPIC_SIPNR_H,
187 .mask = IPIC_SIMSR_H,
188 .prio = IPIC_SIPRR_A,
189 .force = IPIC_SIFCR_H,
190 .bit = 6,
191 .prio_mask = 6,
192 },
193 [39] = {
194 .pend = IPIC_SIPNR_H,
195 .mask = IPIC_SIMSR_H,
196 .prio = IPIC_SIPRR_A,
197 .force = IPIC_SIFCR_H,
198 .bit = 7,
199 .prio_mask = 7,
200 },
201 [48] = {
202 .pend = IPIC_SEPNR,
203 .mask = IPIC_SEMSR,
204 .prio = IPIC_SMPRR_A,
205 .force = IPIC_SEFCR,
206 .bit = 0,
207 .prio_mask = 4,
208 },
209 [64] = {
210 .pend = IPIC_SIPNR_H,
211 .mask = IPIC_SIMSR_L,
212 .prio = IPIC_SMPRR_A,
213 .force = IPIC_SIFCR_L,
214 .bit = 0,
215 .prio_mask = 0,
216 },
217 [65] = {
218 .pend = IPIC_SIPNR_H,
219 .mask = IPIC_SIMSR_L,
220 .prio = IPIC_SMPRR_A,
221 .force = IPIC_SIFCR_L,
222 .bit = 1,
223 .prio_mask = 1,
224 },
225 [66] = {
226 .pend = IPIC_SIPNR_H,
227 .mask = IPIC_SIMSR_L,
228 .prio = IPIC_SMPRR_A,
229 .force = IPIC_SIFCR_L,
230 .bit = 2,
231 .prio_mask = 2,
232 },
233 [67] = {
234 .pend = IPIC_SIPNR_H,
235 .mask = IPIC_SIMSR_L,
236 .prio = IPIC_SMPRR_A,
237 .force = IPIC_SIFCR_L,
238 .bit = 3,
239 .prio_mask = 3,
240 },
241 [68] = {
242 .pend = IPIC_SIPNR_H,
243 .mask = IPIC_SIMSR_L,
244 .prio = IPIC_SMPRR_B,
245 .force = IPIC_SIFCR_L,
246 .bit = 4,
247 .prio_mask = 0,
248 },
249 [69] = {
250 .pend = IPIC_SIPNR_H,
251 .mask = IPIC_SIMSR_L,
252 .prio = IPIC_SMPRR_B,
253 .force = IPIC_SIFCR_L,
254 .bit = 5,
255 .prio_mask = 1,
256 },
257 [70] = {
258 .pend = IPIC_SIPNR_H,
259 .mask = IPIC_SIMSR_L,
260 .prio = IPIC_SMPRR_B,
261 .force = IPIC_SIFCR_L,
262 .bit = 6,
263 .prio_mask = 2,
264 },
265 [71] = {
266 .pend = IPIC_SIPNR_H,
267 .mask = IPIC_SIMSR_L,
268 .prio = IPIC_SMPRR_B,
269 .force = IPIC_SIFCR_L,
270 .bit = 7,
271 .prio_mask = 3,
272 },
273 [72] = {
274 .pend = IPIC_SIPNR_H,
275 .mask = IPIC_SIMSR_L,
276 .prio = 0,
277 .force = IPIC_SIFCR_L,
278 .bit = 8,
279 },
280 [73] = {
281 .pend = IPIC_SIPNR_H,
282 .mask = IPIC_SIMSR_L,
283 .prio = 0,
284 .force = IPIC_SIFCR_L,
285 .bit = 9,
286 },
287 [74] = {
288 .pend = IPIC_SIPNR_H,
289 .mask = IPIC_SIMSR_L,
290 .prio = 0,
291 .force = IPIC_SIFCR_L,
292 .bit = 10,
293 },
294 [75] = {
295 .pend = IPIC_SIPNR_H,
296 .mask = IPIC_SIMSR_L,
297 .prio = 0,
298 .force = IPIC_SIFCR_L,
299 .bit = 11,
300 },
301 [76] = {
302 .pend = IPIC_SIPNR_H,
303 .mask = IPIC_SIMSR_L,
304 .prio = 0,
305 .force = IPIC_SIFCR_L,
306 .bit = 12,
307 },
308 [77] = {
309 .pend = IPIC_SIPNR_H,
310 .mask = IPIC_SIMSR_L,
311 .prio = 0,
312 .force = IPIC_SIFCR_L,
313 .bit = 13,
314 },
315 [78] = {
316 .pend = IPIC_SIPNR_H,
317 .mask = IPIC_SIMSR_L,
318 .prio = 0,
319 .force = IPIC_SIFCR_L,
320 .bit = 14,
321 },
322 [79] = {
323 .pend = IPIC_SIPNR_H,
324 .mask = IPIC_SIMSR_L,
325 .prio = 0,
326 .force = IPIC_SIFCR_L,
327 .bit = 15,
328 },
329 [80] = {
330 .pend = IPIC_SIPNR_H,
331 .mask = IPIC_SIMSR_L,
332 .prio = 0,
333 .force = IPIC_SIFCR_L,
334 .bit = 16,
335 },
336 [84] = {
337 .pend = IPIC_SIPNR_H,
338 .mask = IPIC_SIMSR_L,
339 .prio = 0,
340 .force = IPIC_SIFCR_L,
341 .bit = 20,
342 },
343 [85] = {
344 .pend = IPIC_SIPNR_H,
345 .mask = IPIC_SIMSR_L,
346 .prio = 0,
347 .force = IPIC_SIFCR_L,
348 .bit = 21,
349 },
350 [90] = {
351 .pend = IPIC_SIPNR_H,
352 .mask = IPIC_SIMSR_L,
353 .prio = 0,
354 .force = IPIC_SIFCR_L,
355 .bit = 26,
356 },
357 [91] = {
358 .pend = IPIC_SIPNR_H,
359 .mask = IPIC_SIMSR_L,
360 .prio = 0,
361 .force = IPIC_SIFCR_L,
362 .bit = 27,
363 },
364};
365
366static inline u32 ipic_read(volatile u32 __iomem *base, unsigned int reg)
367{
368 return in_be32(base + (reg >> 2));
369}
370
371static inline void ipic_write(volatile u32 __iomem *base, unsigned int reg, u32 value)
372{
373 out_be32(base + (reg >> 2), value);
374}
375
376static inline struct ipic * ipic_from_irq(unsigned int irq)
377{
378 return primary_ipic;
379}
380
381static void ipic_enable_irq(unsigned int irq)
382{
383 struct ipic *ipic = ipic_from_irq(irq);
384 unsigned int src = irq - ipic->irq_offset;
385 u32 temp;
386
387 temp = ipic_read(ipic->regs, ipic_info[src].mask);
388 temp |= (1 << (31 - ipic_info[src].bit));
389 ipic_write(ipic->regs, ipic_info[src].mask, temp);
390}
391
392static void ipic_disable_irq(unsigned int irq)
393{
394 struct ipic *ipic = ipic_from_irq(irq);
395 unsigned int src = irq - ipic->irq_offset;
396 u32 temp;
397
398 temp = ipic_read(ipic->regs, ipic_info[src].mask);
399 temp &= ~(1 << (31 - ipic_info[src].bit));
400 ipic_write(ipic->regs, ipic_info[src].mask, temp);
401}
402
403static void ipic_disable_irq_and_ack(unsigned int irq)
404{
405 struct ipic *ipic = ipic_from_irq(irq);
406 unsigned int src = irq - ipic->irq_offset;
407 u32 temp;
408
409 ipic_disable_irq(irq);
410
411 temp = ipic_read(ipic->regs, ipic_info[src].pend);
412 temp |= (1 << (31 - ipic_info[src].bit));
413 ipic_write(ipic->regs, ipic_info[src].pend, temp);
414}
415
416static void ipic_end_irq(unsigned int irq)
417{
418 if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
419 ipic_enable_irq(irq);
420}
421
422struct hw_interrupt_type ipic = {
423 .typename = " IPIC ",
424 .enable = ipic_enable_irq,
425 .disable = ipic_disable_irq,
426 .ack = ipic_disable_irq_and_ack,
427 .end = ipic_end_irq,
428};
429
430void __init ipic_init(phys_addr_t phys_addr,
431 unsigned int flags,
432 unsigned int irq_offset,
433 unsigned char *senses,
434 unsigned int senses_count)
435{
436 u32 i, temp = 0;
437
438 primary_ipic = &p_ipic;
439 primary_ipic->regs = ioremap(phys_addr, MPC83xx_IPIC_SIZE);
440
441 primary_ipic->irq_offset = irq_offset;
442
443 ipic_write(primary_ipic->regs, IPIC_SICNR, 0x0);
444
445 /* default priority scheme is grouped. If spread mode is required
446 * configure SICFR accordingly */
447 if (flags & IPIC_SPREADMODE_GRP_A)
448 temp |= SICFR_IPSA;
449 if (flags & IPIC_SPREADMODE_GRP_D)
450 temp |= SICFR_IPSD;
451 if (flags & IPIC_SPREADMODE_MIX_A)
452 temp |= SICFR_MPSA;
453 if (flags & IPIC_SPREADMODE_MIX_B)
454 temp |= SICFR_MPSB;
455
456 ipic_write(primary_ipic->regs, IPIC_SICNR, temp);
457
458 /* handle MCP route */
459 temp = 0;
460 if (flags & IPIC_DISABLE_MCP_OUT)
461 temp = SERCR_MCPR;
462 ipic_write(primary_ipic->regs, IPIC_SERCR, temp);
463
464 /* handle routing of IRQ0 to MCP */
465 temp = ipic_read(primary_ipic->regs, IPIC_SEMSR);
466
467 if (flags & IPIC_IRQ0_MCP)
468 temp |= SEMSR_SIRQ0;
469 else
470 temp &= ~SEMSR_SIRQ0;
471
472 ipic_write(primary_ipic->regs, IPIC_SEMSR, temp);
473
474 for (i = 0 ; i < NR_IPIC_INTS ; i++) {
475 irq_desc[i+irq_offset].chip = &ipic;
476 irq_desc[i+irq_offset].status = IRQ_LEVEL;
477 }
478
479 temp = 0;
480 for (i = 0 ; i < senses_count ; i++) {
481 if ((senses[i] & IRQ_SENSE_MASK) == IRQ_SENSE_EDGE) {
482 temp |= 1 << (15 - i);
483 if (i != 0)
484 irq_desc[i + irq_offset + MPC83xx_IRQ_EXT1 - 1].status = 0;
485 else
486 irq_desc[irq_offset + MPC83xx_IRQ_EXT0].status = 0;
487 }
488 }
489 ipic_write(primary_ipic->regs, IPIC_SECNR, temp);
490
491 printk ("IPIC (%d IRQ sources, %d External IRQs) at %p\n", NR_IPIC_INTS,
492 senses_count, primary_ipic->regs);
493}
494
495int ipic_set_priority(unsigned int irq, unsigned int priority)
496{
497 struct ipic *ipic = ipic_from_irq(irq);
498 unsigned int src = irq - ipic->irq_offset;
499 u32 temp;
500
501 if (priority > 7)
502 return -EINVAL;
503 if (src > 127)
504 return -EINVAL;
505 if (ipic_info[src].prio == 0)
506 return -EINVAL;
507
508 temp = ipic_read(ipic->regs, ipic_info[src].prio);
509
510 if (priority < 4) {
511 temp &= ~(0x7 << (20 + (3 - priority) * 3));
512 temp |= ipic_info[src].prio_mask << (20 + (3 - priority) * 3);
513 } else {
514 temp &= ~(0x7 << (4 + (7 - priority) * 3));
515 temp |= ipic_info[src].prio_mask << (4 + (7 - priority) * 3);
516 }
517
518 ipic_write(ipic->regs, ipic_info[src].prio, temp);
519
520 return 0;
521}
522
523void ipic_set_highest_priority(unsigned int irq)
524{
525 struct ipic *ipic = ipic_from_irq(irq);
526 unsigned int src = irq - ipic->irq_offset;
527 u32 temp;
528
529 temp = ipic_read(ipic->regs, IPIC_SICFR);
530
531 /* clear and set HPI */
532 temp &= 0x7f000000;
533 temp |= (src & 0x7f) << 24;
534
535 ipic_write(ipic->regs, IPIC_SICFR, temp);
536}
537
538void ipic_set_default_priority(void)
539{
540 ipic_set_priority(MPC83xx_IRQ_TSEC1_TX, 0);
541 ipic_set_priority(MPC83xx_IRQ_TSEC1_RX, 1);
542 ipic_set_priority(MPC83xx_IRQ_TSEC1_ERROR, 2);
543 ipic_set_priority(MPC83xx_IRQ_TSEC2_TX, 3);
544 ipic_set_priority(MPC83xx_IRQ_TSEC2_RX, 4);
545 ipic_set_priority(MPC83xx_IRQ_TSEC2_ERROR, 5);
546 ipic_set_priority(MPC83xx_IRQ_USB2_DR, 6);
547 ipic_set_priority(MPC83xx_IRQ_USB2_MPH, 7);
548
549 ipic_set_priority(MPC83xx_IRQ_UART1, 0);
550 ipic_set_priority(MPC83xx_IRQ_UART2, 1);
551 ipic_set_priority(MPC83xx_IRQ_SEC2, 2);
552 ipic_set_priority(MPC83xx_IRQ_IIC1, 5);
553 ipic_set_priority(MPC83xx_IRQ_IIC2, 6);
554 ipic_set_priority(MPC83xx_IRQ_SPI, 7);
555 ipic_set_priority(MPC83xx_IRQ_RTC_SEC, 0);
556 ipic_set_priority(MPC83xx_IRQ_PIT, 1);
557 ipic_set_priority(MPC83xx_IRQ_PCI1, 2);
558 ipic_set_priority(MPC83xx_IRQ_PCI2, 3);
559 ipic_set_priority(MPC83xx_IRQ_EXT0, 4);
560 ipic_set_priority(MPC83xx_IRQ_EXT1, 5);
561 ipic_set_priority(MPC83xx_IRQ_EXT2, 6);
562 ipic_set_priority(MPC83xx_IRQ_EXT3, 7);
563 ipic_set_priority(MPC83xx_IRQ_RTC_ALR, 0);
564 ipic_set_priority(MPC83xx_IRQ_MU, 1);
565 ipic_set_priority(MPC83xx_IRQ_SBA, 2);
566 ipic_set_priority(MPC83xx_IRQ_DMA, 3);
567 ipic_set_priority(MPC83xx_IRQ_EXT4, 4);
568 ipic_set_priority(MPC83xx_IRQ_EXT5, 5);
569 ipic_set_priority(MPC83xx_IRQ_EXT6, 6);
570 ipic_set_priority(MPC83xx_IRQ_EXT7, 7);
571}
572
573void ipic_enable_mcp(enum ipic_mcp_irq mcp_irq)
574{
575 struct ipic *ipic = primary_ipic;
576 u32 temp;
577
578 temp = ipic_read(ipic->regs, IPIC_SERMR);
579 temp |= (1 << (31 - mcp_irq));
580 ipic_write(ipic->regs, IPIC_SERMR, temp);
581}
582
583void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq)
584{
585 struct ipic *ipic = primary_ipic;
586 u32 temp;
587
588 temp = ipic_read(ipic->regs, IPIC_SERMR);
589 temp &= (1 << (31 - mcp_irq));
590 ipic_write(ipic->regs, IPIC_SERMR, temp);
591}
592
593u32 ipic_get_mcp_status(void)
594{
595 return ipic_read(primary_ipic->regs, IPIC_SERMR);
596}
597
598void ipic_clear_mcp_status(u32 mask)
599{
600 ipic_write(primary_ipic->regs, IPIC_SERMR, mask);
601}
602
603/* Return an interrupt vector or -1 if no interrupt is pending. */
604int ipic_get_irq(struct pt_regs *regs)
605{
606 int irq;
607
608 irq = ipic_read(primary_ipic->regs, IPIC_SIVCR) & 0x7f;
609
610 if (irq == 0) /* 0 --> no irq is pending */
611 irq = -1;
612
613 return irq;
614}
615
616static struct sysdev_class ipic_sysclass = {
617 set_kset_name("ipic"),
618};
619
620static struct sys_device device_ipic = {
621 .id = 0,
622 .cls = &ipic_sysclass,
623};
624
625static int __init init_ipic_sysfs(void)
626{
627 int rc;
628
629 if (!primary_ipic->regs)
630 return -ENODEV;
631 printk(KERN_DEBUG "Registering ipic with sysfs...\n");
632
633 rc = sysdev_class_register(&ipic_sysclass);
634 if (rc) {
635 printk(KERN_ERR "Failed registering ipic sys class\n");
636 return -ENODEV;
637 }
638 rc = sysdev_register(&device_ipic);
639 if (rc) {
640 printk(KERN_ERR "Failed registering ipic sys device\n");
641 return -ENODEV;
642 }
643 return 0;
644}
645
646subsys_initcall(init_ipic_sysfs);
diff --git a/arch/ppc/syslib/ipic.h b/arch/ppc/syslib/ipic.h
new file mode 100644
index 000000000000..a60c9d18bb7f
--- /dev/null
+++ b/arch/ppc/syslib/ipic.h
@@ -0,0 +1,47 @@
1/*
2 * IPIC private definitions and structure.
3 *
4 * Maintainer: Kumar Gala <galak@kernel.crashing.org>
5 *
6 * Copyright 2005 Freescale Semiconductor, Inc
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 */
13#ifndef __IPIC_H__
14#define __IPIC_H__
15
16#include <asm/ipic.h>
17
18#define MPC83xx_IPIC_SIZE (0x00100)
19
20/* System Global Interrupt Configuration Register */
21#define SICFR_IPSA 0x00010000
22#define SICFR_IPSD 0x00080000
23#define SICFR_MPSA 0x00200000
24#define SICFR_MPSB 0x00400000
25
26/* System External Interrupt Mask Register */
27#define SEMSR_SIRQ0 0x00008000
28
29/* System Error Control Register */
30#define SERCR_MCPR 0x00000001
31
32struct ipic {
33 volatile u32 __iomem *regs;
34 unsigned int irq_offset;
35};
36
37struct ipic_info {
38 u8 pend; /* pending register offset from base */
39 u8 mask; /* mask register offset from base */
40 u8 prio; /* priority register offset from base */
41 u8 force; /* force register offset from base */
42 u8 bit; /* register bit position (as per doc)
43 bit mask = 1 << (31 - bit) */
44 u8 prio_mask; /* priority mask value */
45};
46
47#endif /* __IPIC_H__ */
diff --git a/arch/ppc/syslib/mpc85xx_devices.c b/arch/ppc/syslib/mpc85xx_devices.c
index 7735336f5b8f..325136e5aee0 100644
--- a/arch/ppc/syslib/mpc85xx_devices.c
+++ b/arch/ppc/syslib/mpc85xx_devices.c
@@ -16,9 +16,11 @@
16#include <linux/device.h> 16#include <linux/device.h>
17#include <linux/serial_8250.h> 17#include <linux/serial_8250.h>
18#include <linux/fsl_devices.h> 18#include <linux/fsl_devices.h>
19#include <linux/fs_enet_pd.h>
19#include <asm/mpc85xx.h> 20#include <asm/mpc85xx.h>
20#include <asm/irq.h> 21#include <asm/irq.h>
21#include <asm/ppc_sys.h> 22#include <asm/ppc_sys.h>
23#include <asm/cpm2.h>
22 24
23/* We use offsets for IORESOURCE_MEM since we do not know at compile time 25/* We use offsets for IORESOURCE_MEM since we do not know at compile time
24 * what CCSRBAR is, will get fixed up by mach_mpc85xx_fixup 26 * what CCSRBAR is, will get fixed up by mach_mpc85xx_fixup
@@ -82,6 +84,60 @@ static struct fsl_i2c_platform_data mpc85xx_fsl_i2c2_pdata = {
82 .device_flags = FSL_I2C_DEV_SEPARATE_DFSRR, 84 .device_flags = FSL_I2C_DEV_SEPARATE_DFSRR,
83}; 85};
84 86
87static struct fs_platform_info mpc85xx_fcc1_pdata = {
88 .fs_no = fsid_fcc1,
89 .cp_page = CPM_CR_FCC1_PAGE,
90 .cp_block = CPM_CR_FCC1_SBLOCK,
91
92 .rx_ring = 32,
93 .tx_ring = 32,
94 .rx_copybreak = 240,
95 .use_napi = 0,
96 .napi_weight = 17,
97
98 .clk_mask = CMX1_CLK_MASK,
99 .clk_route = CMX1_CLK_ROUTE,
100 .clk_trx = (PC_F1RXCLK | PC_F1TXCLK),
101
102 .mem_offset = FCC1_MEM_OFFSET,
103};
104
105static struct fs_platform_info mpc85xx_fcc2_pdata = {
106 .fs_no = fsid_fcc2,
107 .cp_page = CPM_CR_FCC2_PAGE,
108 .cp_block = CPM_CR_FCC2_SBLOCK,
109
110 .rx_ring = 32,
111 .tx_ring = 32,
112 .rx_copybreak = 240,
113 .use_napi = 0,
114 .napi_weight = 17,
115
116 .clk_mask = CMX2_CLK_MASK,
117 .clk_route = CMX2_CLK_ROUTE,
118 .clk_trx = (PC_F2RXCLK | PC_F2TXCLK),
119
120 .mem_offset = FCC2_MEM_OFFSET,
121};
122
123static struct fs_platform_info mpc85xx_fcc3_pdata = {
124 .fs_no = fsid_fcc3,
125 .cp_page = CPM_CR_FCC3_PAGE,
126 .cp_block = CPM_CR_FCC3_SBLOCK,
127
128 .rx_ring = 32,
129 .tx_ring = 32,
130 .rx_copybreak = 240,
131 .use_napi = 0,
132 .napi_weight = 17,
133
134 .clk_mask = CMX3_CLK_MASK,
135 .clk_route = CMX3_CLK_ROUTE,
136 .clk_trx = (PC_F3RXCLK | PC_F3TXCLK),
137
138 .mem_offset = FCC3_MEM_OFFSET,
139};
140
85static struct plat_serial8250_port serial_platform_data[] = { 141static struct plat_serial8250_port serial_platform_data[] = {
86 [0] = { 142 [0] = {
87 .mapbase = 0x4500, 143 .mapbase = 0x4500,
@@ -318,19 +374,28 @@ struct platform_device ppc_sys_platform_devices[] = {
318 [MPC85xx_CPM_FCC1] = { 374 [MPC85xx_CPM_FCC1] = {
319 .name = "fsl-cpm-fcc", 375 .name = "fsl-cpm-fcc",
320 .id = 1, 376 .id = 1,
321 .num_resources = 3, 377 .num_resources = 4,
378 .dev.platform_data = &mpc85xx_fcc1_pdata,
322 .resource = (struct resource[]) { 379 .resource = (struct resource[]) {
323 { 380 {
381 .name = "fcc_regs",
324 .start = 0x91300, 382 .start = 0x91300,
325 .end = 0x9131F, 383 .end = 0x9131F,
326 .flags = IORESOURCE_MEM, 384 .flags = IORESOURCE_MEM,
327 }, 385 },
328 { 386 {
387 .name = "fcc_regs_c",
329 .start = 0x91380, 388 .start = 0x91380,
330 .end = 0x9139F, 389 .end = 0x9139F,
331 .flags = IORESOURCE_MEM, 390 .flags = IORESOURCE_MEM,
332 }, 391 },
333 { 392 {
393 .name = "fcc_pram",
394 .start = 0x88400,
395 .end = 0x884ff,
396 .flags = IORESOURCE_MEM,
397 },
398 {
334 .start = SIU_INT_FCC1, 399 .start = SIU_INT_FCC1,
335 .end = SIU_INT_FCC1, 400 .end = SIU_INT_FCC1,
336 .flags = IORESOURCE_IRQ, 401 .flags = IORESOURCE_IRQ,
@@ -340,19 +405,28 @@ struct platform_device ppc_sys_platform_devices[] = {
340 [MPC85xx_CPM_FCC2] = { 405 [MPC85xx_CPM_FCC2] = {
341 .name = "fsl-cpm-fcc", 406 .name = "fsl-cpm-fcc",
342 .id = 2, 407 .id = 2,
343 .num_resources = 3, 408 .num_resources = 4,
409 .dev.platform_data = &mpc85xx_fcc2_pdata,
344 .resource = (struct resource[]) { 410 .resource = (struct resource[]) {
345 { 411 {
412 .name = "fcc_regs",
346 .start = 0x91320, 413 .start = 0x91320,
347 .end = 0x9133F, 414 .end = 0x9133F,
348 .flags = IORESOURCE_MEM, 415 .flags = IORESOURCE_MEM,
349 }, 416 },
350 { 417 {
418 .name = "fcc_regs_c",
351 .start = 0x913A0, 419 .start = 0x913A0,
352 .end = 0x913CF, 420 .end = 0x913CF,
353 .flags = IORESOURCE_MEM, 421 .flags = IORESOURCE_MEM,
354 }, 422 },
355 { 423 {
424 .name = "fcc_pram",
425 .start = 0x88500,
426 .end = 0x885ff,
427 .flags = IORESOURCE_MEM,
428 },
429 {
356 .start = SIU_INT_FCC2, 430 .start = SIU_INT_FCC2,
357 .end = SIU_INT_FCC2, 431 .end = SIU_INT_FCC2,
358 .flags = IORESOURCE_IRQ, 432 .flags = IORESOURCE_IRQ,
@@ -362,19 +436,28 @@ struct platform_device ppc_sys_platform_devices[] = {
362 [MPC85xx_CPM_FCC3] = { 436 [MPC85xx_CPM_FCC3] = {
363 .name = "fsl-cpm-fcc", 437 .name = "fsl-cpm-fcc",
364 .id = 3, 438 .id = 3,
365 .num_resources = 3, 439 .num_resources = 4,
440 .dev.platform_data = &mpc85xx_fcc3_pdata,
366 .resource = (struct resource[]) { 441 .resource = (struct resource[]) {
367 { 442 {
443 .name = "fcc_regs",
368 .start = 0x91340, 444 .start = 0x91340,
369 .end = 0x9135F, 445 .end = 0x9135F,
370 .flags = IORESOURCE_MEM, 446 .flags = IORESOURCE_MEM,
371 }, 447 },
372 { 448 {
449 .name = "fcc_regs_c",
373 .start = 0x913D0, 450 .start = 0x913D0,
374 .end = 0x913FF, 451 .end = 0x913FF,
375 .flags = IORESOURCE_MEM, 452 .flags = IORESOURCE_MEM,
376 }, 453 },
377 { 454 {
455 .name = "fcc_pram",
456 .start = 0x88600,
457 .end = 0x886ff,
458 .flags = IORESOURCE_MEM,
459 },
460 {
378 .start = SIU_INT_FCC3, 461 .start = SIU_INT_FCC3,
379 .end = SIU_INT_FCC3, 462 .end = SIU_INT_FCC3,
380 .flags = IORESOURCE_IRQ, 463 .flags = IORESOURCE_IRQ,
diff --git a/arch/ppc/syslib/mpc8xx_devices.c b/arch/ppc/syslib/mpc8xx_devices.c
index 6f536383866e..cf5ab47487a7 100644
--- a/arch/ppc/syslib/mpc8xx_devices.c
+++ b/arch/ppc/syslib/mpc8xx_devices.c
@@ -218,6 +218,14 @@ struct platform_device ppc_sys_platform_devices[] = {
218 }, 218 },
219 }, 219 },
220 }, 220 },
221
222 [MPC8xx_MDIO_FEC] = {
223 .name = "fsl-cpm-fec-mdio",
224 .id = 0,
225 .num_resources = 0,
226
227 },
228
221}; 229};
222 230
223static int __init mach_mpc8xx_fixup(struct platform_device *pdev) 231static int __init mach_mpc8xx_fixup(struct platform_device *pdev)
diff --git a/arch/ppc/syslib/mpc8xx_sys.c b/arch/ppc/syslib/mpc8xx_sys.c
index eee213284855..18ba1d7ff9f1 100644
--- a/arch/ppc/syslib/mpc8xx_sys.c
+++ b/arch/ppc/syslib/mpc8xx_sys.c
@@ -22,7 +22,7 @@ struct ppc_sys_spec ppc_sys_specs[] = {
22 .ppc_sys_name = "MPC86X", 22 .ppc_sys_name = "MPC86X",
23 .mask = 0xFFFFFFFF, 23 .mask = 0xFFFFFFFF,
24 .value = 0x00000000, 24 .value = 0x00000000,
25 .num_devices = 7, 25 .num_devices = 8,
26 .device_list = (enum ppc_sys_devices[]) 26 .device_list = (enum ppc_sys_devices[])
27 { 27 {
28 MPC8xx_CPM_FEC1, 28 MPC8xx_CPM_FEC1,
@@ -32,13 +32,14 @@ struct ppc_sys_spec ppc_sys_specs[] = {
32 MPC8xx_CPM_SCC4, 32 MPC8xx_CPM_SCC4,
33 MPC8xx_CPM_SMC1, 33 MPC8xx_CPM_SMC1,
34 MPC8xx_CPM_SMC2, 34 MPC8xx_CPM_SMC2,
35 MPC8xx_MDIO_FEC,
35 }, 36 },
36 }, 37 },
37 { 38 {
38 .ppc_sys_name = "MPC885", 39 .ppc_sys_name = "MPC885",
39 .mask = 0xFFFFFFFF, 40 .mask = 0xFFFFFFFF,
40 .value = 0x00000000, 41 .value = 0x00000000,
41 .num_devices = 8, 42 .num_devices = 9,
42 .device_list = (enum ppc_sys_devices[]) 43 .device_list = (enum ppc_sys_devices[])
43 { 44 {
44 MPC8xx_CPM_FEC1, 45 MPC8xx_CPM_FEC1,
@@ -49,6 +50,7 @@ struct ppc_sys_spec ppc_sys_specs[] = {
49 MPC8xx_CPM_SCC4, 50 MPC8xx_CPM_SCC4,
50 MPC8xx_CPM_SMC1, 51 MPC8xx_CPM_SMC1,
51 MPC8xx_CPM_SMC2, 52 MPC8xx_CPM_SMC2,
53 MPC8xx_MDIO_FEC,
52 }, 54 },
53 }, 55 },
54 { /* default match */ 56 { /* default match */
diff --git a/arch/ppc/syslib/pq2_devices.c b/arch/ppc/syslib/pq2_devices.c
index 8692d00c08c4..fefbc217a56d 100644
--- a/arch/ppc/syslib/pq2_devices.c
+++ b/arch/ppc/syslib/pq2_devices.c
@@ -369,6 +369,11 @@ struct platform_device ppc_sys_platform_devices[] = {
369 }, 369 },
370 }, 370 },
371 }, 371 },
372 [MPC82xx_MDIO_BB] = {
373 .name = "fsl-bb-mdio",
374 .id = 0,
375 .num_resources = 0,
376 },
372}; 377};
373 378
374static int __init mach_mpc82xx_fixup(struct platform_device *pdev) 379static int __init mach_mpc82xx_fixup(struct platform_device *pdev)
diff --git a/arch/ppc/syslib/pq2_sys.c b/arch/ppc/syslib/pq2_sys.c
index fee8948162b9..f52600c0db20 100644
--- a/arch/ppc/syslib/pq2_sys.c
+++ b/arch/ppc/syslib/pq2_sys.c
@@ -139,13 +139,14 @@ struct ppc_sys_spec ppc_sys_specs[] = {
139 .ppc_sys_name = "8272", 139 .ppc_sys_name = "8272",
140 .mask = 0x0000ff00, 140 .mask = 0x0000ff00,
141 .value = 0x00000c00, 141 .value = 0x00000c00,
142 .num_devices = 12, 142 .num_devices = 13,
143 .device_list = (enum ppc_sys_devices[]) 143 .device_list = (enum ppc_sys_devices[])
144 { 144 {
145 MPC82xx_CPM_FCC1, MPC82xx_CPM_FCC2, MPC82xx_CPM_SCC1, 145 MPC82xx_CPM_FCC1, MPC82xx_CPM_FCC2, MPC82xx_CPM_SCC1,
146 MPC82xx_CPM_SCC2, MPC82xx_CPM_SCC3, MPC82xx_CPM_SCC4, 146 MPC82xx_CPM_SCC2, MPC82xx_CPM_SCC3, MPC82xx_CPM_SCC4,
147 MPC82xx_CPM_SMC1, MPC82xx_CPM_SMC2, MPC82xx_CPM_SPI, 147 MPC82xx_CPM_SMC1, MPC82xx_CPM_SMC2, MPC82xx_CPM_SPI,
148 MPC82xx_CPM_I2C, MPC82xx_CPM_USB, MPC82xx_SEC1, 148 MPC82xx_CPM_I2C, MPC82xx_CPM_USB, MPC82xx_SEC1,
149 MPC82xx_MDIO_BB,
149 }, 150 },
150 }, 151 },
151 /* below is a list of the 8280 family of processors */ 152 /* below is a list of the 8280 family of processors */
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 6a4b5f9715c9..a0a94e0ef8d1 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -618,7 +618,7 @@ appldata_offline_cpu(int cpu)
618} 618}
619 619
620#ifdef CONFIG_HOTPLUG_CPU 620#ifdef CONFIG_HOTPLUG_CPU
621static int 621static int __cpuinit
622appldata_cpu_notify(struct notifier_block *self, 622appldata_cpu_notify(struct notifier_block *self,
623 unsigned long action, void *hcpu) 623 unsigned long action, void *hcpu)
624{ 624{
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index eb6ebfef134a..6e6b6de77770 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -129,7 +129,7 @@ void __init paging_init(void)
129 /* 129 /*
130 * pg_table is physical at this point 130 * pg_table is physical at this point
131 */ 131 */
132 pg_table = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE); 132 pg_table = (pte_t *) alloc_bootmem_pages(PAGE_SIZE);
133 133
134 pg_dir->pgd0 = (_PAGE_TABLE | __pa(pg_table)); 134 pg_dir->pgd0 = (_PAGE_TABLE | __pa(pg_table));
135 pg_dir->pgd1 = (_PAGE_TABLE | (__pa(pg_table)+1024)); 135 pg_dir->pgd1 = (_PAGE_TABLE | (__pa(pg_table)+1024));
@@ -219,7 +219,7 @@ void __init paging_init(void)
219 continue; 219 continue;
220 } 220 }
221 221
222 pm_dir = (pmd_t *) alloc_bootmem_low_pages(PAGE_SIZE*4); 222 pm_dir = (pmd_t *) alloc_bootmem_pages(PAGE_SIZE * 4);
223 pgd_populate(&init_mm, pg_dir, pm_dir); 223 pgd_populate(&init_mm, pg_dir, pm_dir);
224 224
225 for (j = 0 ; j < PTRS_PER_PMD ; j++,pm_dir++) { 225 for (j = 0 ; j < PTRS_PER_PMD ; j++,pm_dir++) {
@@ -228,7 +228,7 @@ void __init paging_init(void)
228 continue; 228 continue;
229 } 229 }
230 230
231 pt_dir = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE); 231 pt_dir = (pte_t *) alloc_bootmem_pages(PAGE_SIZE);
232 pmd_populate_kernel(&init_mm, pm_dir, pt_dir); 232 pmd_populate_kernel(&init_mm, pm_dir, pt_dir);
233 233
234 for (k = 0 ; k < PTRS_PER_PTE ; k++,pt_dir++) { 234 for (k = 0 ; k < PTRS_PER_PTE ; k++,pt_dir++) {
diff --git a/arch/sparc/kernel/setup.c b/arch/sparc/kernel/setup.c
index 35488d6c7457..0251cab4708b 100644
--- a/arch/sparc/kernel/setup.c
+++ b/arch/sparc/kernel/setup.c
@@ -348,9 +348,9 @@ void __init setup_arch(char **cmdline_p)
348 init_mm.context = (unsigned long) NO_CONTEXT; 348 init_mm.context = (unsigned long) NO_CONTEXT;
349 init_task.thread.kregs = &fake_swapper_regs; 349 init_task.thread.kregs = &fake_swapper_regs;
350 350
351 smp_setup_cpu_possible_map();
352
353 paging_init(); 351 paging_init();
352
353 smp_setup_cpu_possible_map();
354} 354}
355 355
356static int __init set_preferred_console(void) 356static int __init set_preferred_console(void)
diff --git a/arch/sparc/kernel/smp.c b/arch/sparc/kernel/smp.c
index e311ade1b490..276f22881d0f 100644
--- a/arch/sparc/kernel/smp.c
+++ b/arch/sparc/kernel/smp.c
@@ -34,7 +34,6 @@
34#include <asm/tlbflush.h> 34#include <asm/tlbflush.h>
35#include <asm/cpudata.h> 35#include <asm/cpudata.h>
36 36
37volatile int smp_processors_ready = 0;
38int smp_num_cpus = 1; 37int smp_num_cpus = 1;
39volatile unsigned long cpu_callin_map[NR_CPUS] __initdata = {0,}; 38volatile unsigned long cpu_callin_map[NR_CPUS] __initdata = {0,};
40unsigned char boot_cpu_id = 0; 39unsigned char boot_cpu_id = 0;
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index ba843f6a2832..3ff4edd32815 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -42,7 +42,7 @@ extern ctxd_t *srmmu_ctx_table_phys;
42 42
43extern void calibrate_delay(void); 43extern void calibrate_delay(void);
44 44
45extern volatile int smp_processors_ready; 45static volatile int smp_processors_ready = 0;
46static int smp_highest_cpu; 46static int smp_highest_cpu;
47extern volatile unsigned long cpu_callin_map[NR_CPUS]; 47extern volatile unsigned long cpu_callin_map[NR_CPUS];
48extern cpuinfo_sparc cpu_data[NR_CPUS]; 48extern cpuinfo_sparc cpu_data[NR_CPUS];
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 3b32096134aa..7d4a649138f6 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -39,7 +39,6 @@ extern ctxd_t *srmmu_ctx_table_phys;
39 39
40extern void calibrate_delay(void); 40extern void calibrate_delay(void);
41 41
42extern volatile int smp_processors_ready;
43extern volatile unsigned long cpu_callin_map[NR_CPUS]; 42extern volatile unsigned long cpu_callin_map[NR_CPUS];
44extern unsigned char boot_cpu_id; 43extern unsigned char boot_cpu_id;
45 44
@@ -217,7 +216,6 @@ void __init smp4m_smp_done(void)
217 } 216 }
218 217
219 /* Ok, they are spinning and ready to go. */ 218 /* Ok, they are spinning and ready to go. */
220 smp_processors_ready = 1;
221} 219}
222 220
223/* At each hardware IRQ, we get this called to forward IRQ reception 221/* At each hardware IRQ, we get this called to forward IRQ reception
diff --git a/arch/sparc64/mm/generic.c b/arch/sparc64/mm/generic.c
index 8cb06205d265..af9d81db0b38 100644
--- a/arch/sparc64/mm/generic.c
+++ b/arch/sparc64/mm/generic.c
@@ -69,6 +69,8 @@ static inline void io_remap_pte_range(struct mm_struct *mm, pte_t * pte,
69 } else 69 } else
70 offset += PAGE_SIZE; 70 offset += PAGE_SIZE;
71 71
72 if (pte_write(entry))
73 entry = pte_mkdirty(entry);
72 do { 74 do {
73 BUG_ON(!pte_none(*pte)); 75 BUG_ON(!pte_none(*pte));
74 set_pte_at(mm, address, pte, entry); 76 set_pte_at(mm, address, pte, entry);
diff --git a/arch/x86_64/defconfig b/arch/x86_64/defconfig
index 840d5d93d5cc..5fb970715941 100644
--- a/arch/x86_64/defconfig
+++ b/arch/x86_64/defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.18-rc2 3# Linux kernel version: 2.6.18-rc4
4# Tue Jul 18 17:13:20 2006 4# Thu Aug 24 21:05:55 2006
5# 5#
6CONFIG_X86_64=y 6CONFIG_X86_64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -201,7 +201,7 @@ CONFIG_ACPI_THERMAL=y
201CONFIG_ACPI_NUMA=y 201CONFIG_ACPI_NUMA=y
202# CONFIG_ACPI_ASUS is not set 202# CONFIG_ACPI_ASUS is not set
203# CONFIG_ACPI_IBM is not set 203# CONFIG_ACPI_IBM is not set
204CONFIG_ACPI_TOSHIBA=y 204# CONFIG_ACPI_TOSHIBA is not set
205CONFIG_ACPI_BLACKLIST_YEAR=0 205CONFIG_ACPI_BLACKLIST_YEAR=0
206# CONFIG_ACPI_DEBUG is not set 206# CONFIG_ACPI_DEBUG is not set
207CONFIG_ACPI_EC=y 207CONFIG_ACPI_EC=y
@@ -216,7 +216,7 @@ CONFIG_ACPI_CONTAINER=y
216# 216#
217CONFIG_CPU_FREQ=y 217CONFIG_CPU_FREQ=y
218CONFIG_CPU_FREQ_TABLE=y 218CONFIG_CPU_FREQ_TABLE=y
219# CONFIG_CPU_FREQ_DEBUG is not set 219CONFIG_CPU_FREQ_DEBUG=y
220CONFIG_CPU_FREQ_STAT=y 220CONFIG_CPU_FREQ_STAT=y
221# CONFIG_CPU_FREQ_STAT_DETAILS is not set 221# CONFIG_CPU_FREQ_STAT_DETAILS is not set
222CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y 222CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
@@ -495,8 +495,9 @@ CONFIG_SCSI=y
495CONFIG_BLK_DEV_SD=y 495CONFIG_BLK_DEV_SD=y
496# CONFIG_CHR_DEV_ST is not set 496# CONFIG_CHR_DEV_ST is not set
497# CONFIG_CHR_DEV_OSST is not set 497# CONFIG_CHR_DEV_OSST is not set
498# CONFIG_BLK_DEV_SR is not set 498CONFIG_BLK_DEV_SR=y
499# CONFIG_CHR_DEV_SG is not set 499# CONFIG_BLK_DEV_SR_VENDOR is not set
500CONFIG_CHR_DEV_SG=y
500# CONFIG_CHR_DEV_SCH is not set 501# CONFIG_CHR_DEV_SCH is not set
501 502
502# 503#
@@ -512,7 +513,7 @@ CONFIG_SCSI_CONSTANTS=y
512CONFIG_SCSI_SPI_ATTRS=y 513CONFIG_SCSI_SPI_ATTRS=y
513CONFIG_SCSI_FC_ATTRS=y 514CONFIG_SCSI_FC_ATTRS=y
514# CONFIG_SCSI_ISCSI_ATTRS is not set 515# CONFIG_SCSI_ISCSI_ATTRS is not set
515# CONFIG_SCSI_SAS_ATTRS is not set 516CONFIG_SCSI_SAS_ATTRS=y
516 517
517# 518#
518# SCSI low-level drivers 519# SCSI low-level drivers
@@ -538,7 +539,7 @@ CONFIG_MEGARAID_MAILBOX=y
538CONFIG_MEGARAID_SAS=y 539CONFIG_MEGARAID_SAS=y
539CONFIG_SCSI_SATA=y 540CONFIG_SCSI_SATA=y
540CONFIG_SCSI_SATA_AHCI=y 541CONFIG_SCSI_SATA_AHCI=y
541# CONFIG_SCSI_SATA_SVW is not set 542CONFIG_SCSI_SATA_SVW=y
542CONFIG_SCSI_ATA_PIIX=y 543CONFIG_SCSI_ATA_PIIX=y
543# CONFIG_SCSI_SATA_MV is not set 544# CONFIG_SCSI_SATA_MV is not set
544CONFIG_SCSI_SATA_NV=y 545CONFIG_SCSI_SATA_NV=y
@@ -589,7 +590,7 @@ CONFIG_BLK_DEV_DM=y
589CONFIG_FUSION=y 590CONFIG_FUSION=y
590CONFIG_FUSION_SPI=y 591CONFIG_FUSION_SPI=y
591# CONFIG_FUSION_FC is not set 592# CONFIG_FUSION_FC is not set
592# CONFIG_FUSION_SAS is not set 593CONFIG_FUSION_SAS=y
593CONFIG_FUSION_MAX_SGE=128 594CONFIG_FUSION_MAX_SGE=128
594# CONFIG_FUSION_CTL is not set 595# CONFIG_FUSION_CTL is not set
595 596
@@ -675,7 +676,7 @@ CONFIG_NET_PCI=y
675# CONFIG_PCNET32 is not set 676# CONFIG_PCNET32 is not set
676# CONFIG_AMD8111_ETH is not set 677# CONFIG_AMD8111_ETH is not set
677# CONFIG_ADAPTEC_STARFIRE is not set 678# CONFIG_ADAPTEC_STARFIRE is not set
678# CONFIG_B44 is not set 679CONFIG_B44=y
679CONFIG_FORCEDETH=y 680CONFIG_FORCEDETH=y
680# CONFIG_DGRS is not set 681# CONFIG_DGRS is not set
681# CONFIG_EEPRO100 is not set 682# CONFIG_EEPRO100 is not set
@@ -712,7 +713,7 @@ CONFIG_E1000=y
712# CONFIG_SK98LIN is not set 713# CONFIG_SK98LIN is not set
713# CONFIG_VIA_VELOCITY is not set 714# CONFIG_VIA_VELOCITY is not set
714CONFIG_TIGON3=y 715CONFIG_TIGON3=y
715# CONFIG_BNX2 is not set 716CONFIG_BNX2=y
716 717
717# 718#
718# Ethernet (10000 Mbit) 719# Ethernet (10000 Mbit)
@@ -842,44 +843,7 @@ CONFIG_LEGACY_PTY_COUNT=256
842# 843#
843# Watchdog Cards 844# Watchdog Cards
844# 845#
845CONFIG_WATCHDOG=y 846# CONFIG_WATCHDOG is not set
846# CONFIG_WATCHDOG_NOWAYOUT is not set
847
848#
849# Watchdog Device Drivers
850#
851CONFIG_SOFT_WATCHDOG=y
852# CONFIG_ACQUIRE_WDT is not set
853# CONFIG_ADVANTECH_WDT is not set
854# CONFIG_ALIM1535_WDT is not set
855# CONFIG_ALIM7101_WDT is not set
856# CONFIG_SC520_WDT is not set
857# CONFIG_EUROTECH_WDT is not set
858# CONFIG_IB700_WDT is not set
859# CONFIG_IBMASR is not set
860# CONFIG_WAFER_WDT is not set
861# CONFIG_I6300ESB_WDT is not set
862# CONFIG_I8XX_TCO is not set
863# CONFIG_SC1200_WDT is not set
864# CONFIG_60XX_WDT is not set
865# CONFIG_SBC8360_WDT is not set
866# CONFIG_CPU5_WDT is not set
867# CONFIG_W83627HF_WDT is not set
868# CONFIG_W83877F_WDT is not set
869# CONFIG_W83977F_WDT is not set
870# CONFIG_MACHZ_WDT is not set
871# CONFIG_SBC_EPX_C3_WATCHDOG is not set
872
873#
874# PCI-based Watchdog Cards
875#
876# CONFIG_PCIPCWATCHDOG is not set
877# CONFIG_WDTPCI is not set
878
879#
880# USB-based Watchdog Cards
881#
882# CONFIG_USBPCWATCHDOG is not set
883CONFIG_HW_RANDOM=y 847CONFIG_HW_RANDOM=y
884CONFIG_HW_RANDOM_INTEL=y 848CONFIG_HW_RANDOM_INTEL=y
885CONFIG_HW_RANDOM_AMD=y 849CONFIG_HW_RANDOM_AMD=y
@@ -1056,6 +1020,7 @@ CONFIG_VGACON_SOFT_SCROLLBACK=y
1056CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=256 1020CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=256
1057CONFIG_VIDEO_SELECT=y 1021CONFIG_VIDEO_SELECT=y
1058CONFIG_DUMMY_CONSOLE=y 1022CONFIG_DUMMY_CONSOLE=y
1023# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
1059 1024
1060# 1025#
1061# Sound 1026# Sound
@@ -1301,7 +1266,7 @@ CONFIG_INOTIFY=y
1301CONFIG_INOTIFY_USER=y 1266CONFIG_INOTIFY_USER=y
1302# CONFIG_QUOTA is not set 1267# CONFIG_QUOTA is not set
1303CONFIG_DNOTIFY=y 1268CONFIG_DNOTIFY=y
1304CONFIG_AUTOFS_FS=y 1269# CONFIG_AUTOFS_FS is not set
1305CONFIG_AUTOFS4_FS=y 1270CONFIG_AUTOFS4_FS=y
1306# CONFIG_FUSE_FS is not set 1271# CONFIG_FUSE_FS is not set
1307 1272
@@ -1494,4 +1459,5 @@ CONFIG_DEBUG_STACKOVERFLOW=y
1494# CONFIG_CRC16 is not set 1459# CONFIG_CRC16 is not set
1495CONFIG_CRC32=y 1460CONFIG_CRC32=y
1496# CONFIG_LIBCRC32C is not set 1461# CONFIG_LIBCRC32C is not set
1462CONFIG_ZLIB_INFLATE=y
1497CONFIG_PLIST=y 1463CONFIG_PLIST=y
diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c
index a9dc0f3b5b51..2fd5a67fd435 100644
--- a/arch/x86_64/ia32/ia32_binfmt.c
+++ b/arch/x86_64/ia32/ia32_binfmt.c
@@ -73,39 +73,44 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG];
73 * Dumping its extra ELF program headers includes all the other information 73 * Dumping its extra ELF program headers includes all the other information
74 * a debugger needs to easily find how the vsyscall DSO was being used. 74 * a debugger needs to easily find how the vsyscall DSO was being used.
75 */ 75 */
76#define ELF_CORE_EXTRA_PHDRS (VSYSCALL32_EHDR->e_phnum) 76#define ELF_CORE_EXTRA_PHDRS (find_vma(current->mm, VSYSCALL32_BASE) ? \
77 (VSYSCALL32_EHDR->e_phnum) : 0)
77#define ELF_CORE_WRITE_EXTRA_PHDRS \ 78#define ELF_CORE_WRITE_EXTRA_PHDRS \
78do { \ 79do { \
79 const struct elf32_phdr *const vsyscall_phdrs = \ 80 if (find_vma(current->mm, VSYSCALL32_BASE)) { \
80 (const struct elf32_phdr *) (VSYSCALL32_BASE \ 81 const struct elf32_phdr *const vsyscall_phdrs = \
81 + VSYSCALL32_EHDR->e_phoff); \ 82 (const struct elf32_phdr *) (VSYSCALL32_BASE \
82 int i; \ 83 + VSYSCALL32_EHDR->e_phoff);\
83 Elf32_Off ofs = 0; \ 84 int i; \
84 for (i = 0; i < VSYSCALL32_EHDR->e_phnum; ++i) { \ 85 Elf32_Off ofs = 0; \
85 struct elf32_phdr phdr = vsyscall_phdrs[i]; \ 86 for (i = 0; i < VSYSCALL32_EHDR->e_phnum; ++i) { \
86 if (phdr.p_type == PT_LOAD) { \ 87 struct elf32_phdr phdr = vsyscall_phdrs[i]; \
87 BUG_ON(ofs != 0); \ 88 if (phdr.p_type == PT_LOAD) { \
88 ofs = phdr.p_offset = offset; \ 89 BUG_ON(ofs != 0); \
89 phdr.p_memsz = PAGE_ALIGN(phdr.p_memsz); \ 90 ofs = phdr.p_offset = offset; \
90 phdr.p_filesz = phdr.p_memsz; \ 91 phdr.p_memsz = PAGE_ALIGN(phdr.p_memsz); \
91 offset += phdr.p_filesz; \ 92 phdr.p_filesz = phdr.p_memsz; \
93 offset += phdr.p_filesz; \
94 } \
95 else \
96 phdr.p_offset += ofs; \
97 phdr.p_paddr = 0; /* match other core phdrs */ \
98 DUMP_WRITE(&phdr, sizeof(phdr)); \
92 } \ 99 } \
93 else \
94 phdr.p_offset += ofs; \
95 phdr.p_paddr = 0; /* match other core phdrs */ \
96 DUMP_WRITE(&phdr, sizeof(phdr)); \
97 } \ 100 } \
98} while (0) 101} while (0)
99#define ELF_CORE_WRITE_EXTRA_DATA \ 102#define ELF_CORE_WRITE_EXTRA_DATA \
100do { \ 103do { \
101 const struct elf32_phdr *const vsyscall_phdrs = \ 104 if (find_vma(current->mm, VSYSCALL32_BASE)) { \
102 (const struct elf32_phdr *) (VSYSCALL32_BASE \ 105 const struct elf32_phdr *const vsyscall_phdrs = \
103 + VSYSCALL32_EHDR->e_phoff); \ 106 (const struct elf32_phdr *) (VSYSCALL32_BASE \
104 int i; \ 107 + VSYSCALL32_EHDR->e_phoff); \
105 for (i = 0; i < VSYSCALL32_EHDR->e_phnum; ++i) { \ 108 int i; \
106 if (vsyscall_phdrs[i].p_type == PT_LOAD) \ 109 for (i = 0; i < VSYSCALL32_EHDR->e_phnum; ++i) { \
107 DUMP_WRITE((void *) (u64) vsyscall_phdrs[i].p_vaddr, \ 110 if (vsyscall_phdrs[i].p_type == PT_LOAD) \
108 PAGE_ALIGN(vsyscall_phdrs[i].p_memsz)); \ 111 DUMP_WRITE((void *) (u64) vsyscall_phdrs[i].p_vaddr,\
112 PAGE_ALIGN(vsyscall_phdrs[i].p_memsz)); \
113 } \
109 } \ 114 } \
110} while (0) 115} while (0)
111 116
diff --git a/arch/x86_64/kernel/e820.c b/arch/x86_64/kernel/e820.c
index e56c2adf57a4..764bf23c7103 100644
--- a/arch/x86_64/kernel/e820.c
+++ b/arch/x86_64/kernel/e820.c
@@ -71,7 +71,11 @@ static inline int bad_addr(unsigned long *addrp, unsigned long size)
71#endif 71#endif
72 /* kernel code + 640k memory hole (later should not be needed, but 72 /* kernel code + 640k memory hole (later should not be needed, but
73 be paranoid for now) */ 73 be paranoid for now) */
74 if (last >= 640*1024 && addr < __pa_symbol(&_end)) { 74 if (last >= 640*1024 && addr < 1024*1024) {
75 *addrp = 1024*1024;
76 return 1;
77 }
78 if (last >= __pa_symbol(&_text) && last < __pa_symbol(&_end)) {
75 *addrp = __pa_symbol(&_end); 79 *addrp = __pa_symbol(&_end);
76 return 1; 80 return 1;
77 } 81 }
@@ -104,35 +108,6 @@ e820_any_mapped(unsigned long start, unsigned long end, unsigned type)
104 return 0; 108 return 0;
105} 109}
106 110
107/*
108 * This function checks if the entire range <start,end> is mapped with type.
109 *
110 * Note: this function only works correct if the e820 table is sorted and
111 * not-overlapping, which is the case
112 */
113int __init e820_all_mapped(unsigned long start, unsigned long end, unsigned type)
114{
115 int i;
116 for (i = 0; i < e820.nr_map; i++) {
117 struct e820entry *ei = &e820.map[i];
118 if (type && ei->type != type)
119 continue;
120 /* is the region (part) in overlap with the current region ?*/
121 if (ei->addr >= end || ei->addr + ei->size <= start)
122 continue;
123
124 /* if the region is at the beginning of <start,end> we move
125 * start to the end of the region since it's ok until there
126 */
127 if (ei->addr <= start)
128 start = ei->addr + ei->size;
129 /* if start is now at or beyond end, we're done, full coverage */
130 if (start >= end)
131 return 1; /* we're done */
132 }
133 return 0;
134}
135
136/* 111/*
137 * Find a free area in a specific range. 112 * Find a free area in a specific range.
138 */ 113 */
diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index 6f810424df44..aa8d8939abc1 100644
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -973,6 +973,8 @@ ENTRY(kernel_thread)
973ENDPROC(kernel_thread) 973ENDPROC(kernel_thread)
974 974
975child_rip: 975child_rip:
976 pushq $0 # fake return address
977 CFI_STARTPROC
976 /* 978 /*
977 * Here we are in the child and the registers are set as they were 979 * Here we are in the child and the registers are set as they were
978 * at kernel_thread() invocation in the parent. 980 * at kernel_thread() invocation in the parent.
@@ -983,6 +985,7 @@ child_rip:
983 # exit 985 # exit
984 xorl %edi, %edi 986 xorl %edi, %edi
985 call do_exit 987 call do_exit
988 CFI_ENDPROC
986ENDPROC(child_rip) 989ENDPROC(child_rip)
987 990
988/* 991/*
diff --git a/arch/x86_64/kernel/head.S b/arch/x86_64/kernel/head.S
index 6df05e6034fa..c9739ca81d06 100644
--- a/arch/x86_64/kernel/head.S
+++ b/arch/x86_64/kernel/head.S
@@ -191,6 +191,7 @@ startup_64:
191 * jump 191 * jump
192 */ 192 */
193 movq initial_code(%rip),%rax 193 movq initial_code(%rip),%rax
194 pushq $0 # fake return address
194 jmp *%rax 195 jmp *%rax
195 196
196 /* SMP bootup changes these two */ 197 /* SMP bootup changes these two */
diff --git a/arch/x86_64/kernel/init_task.c b/arch/x86_64/kernel/init_task.c
index ce31d904d601..3dc5854ba21e 100644
--- a/arch/x86_64/kernel/init_task.c
+++ b/arch/x86_64/kernel/init_task.c
@@ -46,4 +46,9 @@ EXPORT_SYMBOL(init_task);
46 */ 46 */
47DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_internodealigned_in_smp = INIT_TSS; 47DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_internodealigned_in_smp = INIT_TSS;
48 48
49/* Copies of the original ist values from the tss are only accessed during
50 * debugging, no special alignment required.
51 */
52DEFINE_PER_CPU(struct orig_ist, orig_ist);
53
49#define ALIGN_TO_4K __attribute__((section(".data.init_task"))) 54#define ALIGN_TO_4K __attribute__((section(".data.init_task")))
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 8a099ff1f8bc..34afad704824 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -521,8 +521,6 @@ static void discover_ebda(void)
521 521
522void __init setup_arch(char **cmdline_p) 522void __init setup_arch(char **cmdline_p)
523{ 523{
524 unsigned long kernel_end;
525
526 ROOT_DEV = old_decode_dev(ORIG_ROOT_DEV); 524 ROOT_DEV = old_decode_dev(ORIG_ROOT_DEV);
527 screen_info = SCREEN_INFO; 525 screen_info = SCREEN_INFO;
528 edid_info = EDID_INFO; 526 edid_info = EDID_INFO;
@@ -596,8 +594,8 @@ void __init setup_arch(char **cmdline_p)
596 (table_end - table_start) << PAGE_SHIFT); 594 (table_end - table_start) << PAGE_SHIFT);
597 595
598 /* reserve kernel */ 596 /* reserve kernel */
599 kernel_end = round_up(__pa_symbol(&_end),PAGE_SIZE); 597 reserve_bootmem_generic(__pa_symbol(&_text),
600 reserve_bootmem_generic(HIGH_MEMORY, kernel_end - HIGH_MEMORY); 598 __pa_symbol(&_end) - __pa_symbol(&_text));
601 599
602 /* 600 /*
603 * reserve physical page 0 - it's a special BIOS page on many boxes, 601 * reserve physical page 0 - it's a special BIOS page on many boxes,
diff --git a/arch/x86_64/kernel/setup64.c b/arch/x86_64/kernel/setup64.c
index 6fe58a634b5f..417de564456e 100644
--- a/arch/x86_64/kernel/setup64.c
+++ b/arch/x86_64/kernel/setup64.c
@@ -189,6 +189,7 @@ void __cpuinit cpu_init (void)
189{ 189{
190 int cpu = stack_smp_processor_id(); 190 int cpu = stack_smp_processor_id();
191 struct tss_struct *t = &per_cpu(init_tss, cpu); 191 struct tss_struct *t = &per_cpu(init_tss, cpu);
192 struct orig_ist *orig_ist = &per_cpu(orig_ist, cpu);
192 unsigned long v; 193 unsigned long v;
193 char *estacks = NULL; 194 char *estacks = NULL;
194 struct task_struct *me; 195 struct task_struct *me;
@@ -256,7 +257,7 @@ void __cpuinit cpu_init (void)
256 estacks += EXCEPTION_STKSZ; 257 estacks += EXCEPTION_STKSZ;
257 break; 258 break;
258 } 259 }
259 t->ist[v] = (unsigned long)estacks; 260 orig_ist->ist[v] = t->ist[v] = (unsigned long)estacks;
260 } 261 }
261 262
262 t->io_bitmap_base = offsetof(struct tss_struct, io_bitmap); 263 t->io_bitmap_base = offsetof(struct tss_struct, io_bitmap);
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 4e9938dee060..b1249774d1e8 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -107,7 +107,11 @@ static inline void preempt_conditional_cli(struct pt_regs *regs)
107} 107}
108 108
109static int kstack_depth_to_print = 12; 109static int kstack_depth_to_print = 12;
110#ifdef CONFIG_STACK_UNWIND
110static int call_trace = 1; 111static int call_trace = 1;
112#else
113#define call_trace (-1)
114#endif
111 115
112#ifdef CONFIG_KALLSYMS 116#ifdef CONFIG_KALLSYMS
113# include <linux/kallsyms.h> 117# include <linux/kallsyms.h>
@@ -174,7 +178,7 @@ static unsigned long *in_exception_stack(unsigned cpu, unsigned long stack,
174 break; 178 break;
175#endif 179#endif
176 default: 180 default:
177 end = per_cpu(init_tss, cpu).ist[k]; 181 end = per_cpu(orig_ist, cpu).ist[k];
178 break; 182 break;
179 } 183 }
180 /* 184 /*
@@ -274,21 +278,21 @@ void show_trace(struct task_struct *tsk, struct pt_regs *regs, unsigned long * s
274 if (unwind_init_blocked(&info, tsk) == 0) 278 if (unwind_init_blocked(&info, tsk) == 0)
275 unw_ret = show_trace_unwind(&info, NULL); 279 unw_ret = show_trace_unwind(&info, NULL);
276 } 280 }
277 if (unw_ret > 0 && !arch_unw_user_mode(&info)) { 281 if (unw_ret > 0) {
278#ifdef CONFIG_STACK_UNWIND 282 if (call_trace == 1 && !arch_unw_user_mode(&info)) {
279 unsigned long rip = info.regs.rip; 283 print_symbol("DWARF2 unwinder stuck at %s\n",
280 print_symbol("DWARF2 unwinder stuck at %s\n", rip); 284 UNW_PC(&info));
281 if (call_trace == 1) { 285 if ((long)UNW_SP(&info) < 0) {
282 printk("Leftover inexact backtrace:\n"); 286 printk("Leftover inexact backtrace:\n");
283 stack = (unsigned long *)info.regs.rsp; 287 stack = (unsigned long *)UNW_SP(&info);
284 } else if (call_trace > 1) 288 } else
289 printk("Full inexact backtrace again:\n");
290 } else if (call_trace >= 1)
285 return; 291 return;
286 else 292 else
287 printk("Full inexact backtrace again:\n"); 293 printk("Full inexact backtrace again:\n");
288#else 294 } else
289 printk("Inexact backtrace:\n"); 295 printk("Inexact backtrace:\n");
290#endif
291 }
292 } 296 }
293 297
294 /* 298 /*
@@ -529,7 +533,7 @@ void __kprobes oops_end(unsigned long flags)
529 /* Nest count reaches zero, release the lock. */ 533 /* Nest count reaches zero, release the lock. */
530 spin_unlock_irqrestore(&die_lock, flags); 534 spin_unlock_irqrestore(&die_lock, flags);
531 if (panic_on_oops) 535 if (panic_on_oops)
532 panic("Fatal exception: panic_on_oops"); 536 panic("Fatal exception");
533} 537}
534 538
535void __kprobes __die(const char * str, struct pt_regs * regs, long err) 539void __kprobes __die(const char * str, struct pt_regs * regs, long err)
@@ -1120,6 +1124,7 @@ static int __init kstack_setup(char *s)
1120} 1124}
1121__setup("kstack=", kstack_setup); 1125__setup("kstack=", kstack_setup);
1122 1126
1127#ifdef CONFIG_STACK_UNWIND
1123static int __init call_trace_setup(char *s) 1128static int __init call_trace_setup(char *s)
1124{ 1129{
1125 if (strcmp(s, "old") == 0) 1130 if (strcmp(s, "old") == 0)
@@ -1133,3 +1138,4 @@ static int __init call_trace_setup(char *s)
1133 return 1; 1138 return 1;
1134} 1139}
1135__setup("call_trace=", call_trace_setup); 1140__setup("call_trace=", call_trace_setup);
1141#endif
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c
index 3c55c76c6fd5..2d48a7941d48 100644
--- a/arch/x86_64/pci/mmconfig.c
+++ b/arch/x86_64/pci/mmconfig.c
@@ -9,6 +9,7 @@
9#include <linux/init.h> 9#include <linux/init.h>
10#include <linux/acpi.h> 10#include <linux/acpi.h>
11#include <linux/bitmap.h> 11#include <linux/bitmap.h>
12#include <linux/dmi.h>
12#include <asm/e820.h> 13#include <asm/e820.h>
13 14
14#include "pci.h" 15#include "pci.h"
@@ -164,11 +165,33 @@ static __init void unreachable_devices(void)
164 } 165 }
165} 166}
166 167
168static int disable_mcfg(struct dmi_system_id *d)
169{
170 printk("PCI: %s detected. Disabling MCFG.\n", d->ident);
171 pci_probe &= ~PCI_PROBE_MMCONF;
172 return 0;
173}
174
175static struct dmi_system_id __initdata dmi_bad_mcfg[] = {
176 /* Has broken MCFG table that makes the system hang when used */
177 {
178 .callback = disable_mcfg,
179 .ident = "Intel D3C5105 SDV",
180 .matches = {
181 DMI_MATCH(DMI_BIOS_VENDOR, "Intel"),
182 DMI_MATCH(DMI_BOARD_NAME, "D26928"),
183 },
184 },
185 {}
186};
187
167void __init pci_mmcfg_init(void) 188void __init pci_mmcfg_init(void)
168{ 189{
169 int i; 190 int i;
170 191
171 if ((pci_probe & PCI_PROBE_MMCONF) == 0) 192 dmi_check_system(dmi_bad_mcfg);
193
194 if ((pci_probe & (PCI_PROBE_MMCONF|PCI_PROBE_MMCONF_FORCE)) == 0)
172 return; 195 return;
173 196
174 acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg); 197 acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg);
@@ -177,15 +200,6 @@ void __init pci_mmcfg_init(void)
177 (pci_mmcfg_config[0].base_address == 0)) 200 (pci_mmcfg_config[0].base_address == 0))
178 return; 201 return;
179 202
180 if (!e820_all_mapped(pci_mmcfg_config[0].base_address,
181 pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN,
182 E820_RESERVED)) {
183 printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n",
184 pci_mmcfg_config[0].base_address);
185 printk(KERN_ERR "PCI: Not using MMCONFIG.\n");
186 return;
187 }
188
189 /* RED-PEN i386 doesn't do _nocache right now */ 203 /* RED-PEN i386 doesn't do _nocache right now */
190 pci_mmcfg_virt = kmalloc(sizeof(*pci_mmcfg_virt) * pci_mmcfg_config_num, GFP_KERNEL); 204 pci_mmcfg_virt = kmalloc(sizeof(*pci_mmcfg_virt) * pci_mmcfg_config_num, GFP_KERNEL);
191 if (pci_mmcfg_virt == NULL) { 205 if (pci_mmcfg_virt == NULL) {
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index 9734960a2451..ce077d6bf3a0 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -488,7 +488,7 @@ void die(const char * str, struct pt_regs * regs, long err)
488 panic("Fatal exception in interrupt"); 488 panic("Fatal exception in interrupt");
489 489
490 if (panic_on_oops) 490 if (panic_on_oops)
491 panic("Fatal exception: panic_on_oops"); 491 panic("Fatal exception");
492 492
493 do_exit(err); 493 do_exit(err);
494} 494}
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-05 07:47:56 -0500