6 files changed, 50 insertions, 24 deletions

diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c
index 9e07f5463f21..783eb4323847 100644
--- a/arch/ia64/sn/kernel/io_init.c
+++ b/arch/ia64/sn/kernel/io_init.c
@@ -384,7 +384,7 @@ static int __init sn_pci_init(void)
         extern void register_sn_procfs(void);
 #endif
 
-        if (!ia64_platform_is("sn2") || IS_RUNNING_ON_SIMULATOR())
+        if (!ia64_platform_is("sn2") || IS_RUNNING_ON_FAKE_PROM())
                 return 0;
 
         /*
diff --git a/arch/ia64/sn/kernel/iomv.c b/arch/ia64/sn/kernel/iomv.c
index fec6d8b8237b..7ce3cdad627b 100644
--- a/arch/ia64/sn/kernel/iomv.c
+++ b/arch/ia64/sn/kernel/iomv.c
@@ -9,12 +9,16 @@
 #include <linux/module.h>
 #include <asm/io.h>
 #include <asm/delay.h>
+#include <asm/vga.h>
 #include <asm/sn/nodepda.h>
 #include <asm/sn/simulator.h>
 #include <asm/sn/pda.h>
 #include <asm/sn/sn_cpuid.h>
 #include <asm/sn/shub_mmr.h>
 
+#define IS_LEGACY_VGA_IOPORT(p) \
+        (((p) >= 0x3b0 && (p) <= 0x3bb) || ((p) >= 0x3c0 && (p) <= 0x3df))
+
 /**
  * sn_io_addr - convert an in/out port to an i/o address
  * @port: port to convert
@@ -26,6 +30,8 @@
 void *sn_io_addr(unsigned long port)
 {
         if (!IS_RUNNING_ON_SIMULATOR()) {
+                if (IS_LEGACY_VGA_IOPORT(port))
+                        port += vga_console_iobase;
                 /* On sn2, legacy I/O ports don't point at anything */
                 if (port < (64 * 1024))
                         return NULL;
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 44bfc7f318cb..22e10d282c7f 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -36,6 +36,7 @@
 #include <asm/machvec.h>
 #include <asm/system.h>
 #include <asm/processor.h>
+#include <asm/vga.h>
 #include <asm/sn/arch.h>
 #include <asm/sn/addrs.h>
 #include <asm/sn/pda.h>
@@ -95,6 +96,7 @@ u8 sn_coherency_id;
 EXPORT_SYMBOL(sn_coherency_id);
 u8 sn_region_size;
 EXPORT_SYMBOL(sn_region_size);
+int sn_prom_type;       /* 0=hardware, 1=medusa/realprom, 2=medusa/fakeprom */
 
 short physical_node_map[MAX_PHYSNODE_ID];
 
@@ -273,14 +275,17 @@ void __init sn_setup(char **cmdline_p)
 
         ia64_sn_plat_set_error_handling_features();
 
+#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE)
         /*
-         * If the generic code has enabled vga console support - lets
-         * get rid of it again. This is a kludge for the fact that ACPI
-         * currtently has no way of informing us if legacy VGA is available
-         * or not.
+         * If there was a primary vga adapter identified through the
+         * EFI PCDP table, make it the preferred console.  Otherwise
+         * zero out conswitchp.
          */
-#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE)
-        if (conswitchp == &vga_con) {
+
+        if (vga_console_membase) {
+                /* usable vga ... make tty0 the preferred default console */
+                add_preferred_console("tty", 0, NULL);
+        } else {
                 printk(KERN_DEBUG "SGI: Disabling VGA console\n");
 #ifdef CONFIG_DUMMY_CONSOLE
                 conswitchp = &dummy_con;
@@ -350,7 +355,7 @@ void __init sn_setup(char **cmdline_p)
 
         ia64_mark_idle = &snidle;
 
-        /* 
+        /*
          * For the bootcpu, we do this here. All other cpus will make the
          * call as part of cpu_init in slave cpu initialization.
          */
@@ -397,7 +402,7 @@ static void __init sn_init_pdas(char **cmdline_p)
                 nodepdaindr[cnode] =
                     alloc_bootmem_node(NODE_DATA(cnode), sizeof(nodepda_t));
                 memset(nodepdaindr[cnode], 0, sizeof(nodepda_t));
-                memset(nodepdaindr[cnode]->phys_cpuid, -1, 
+                memset(nodepdaindr[cnode]->phys_cpuid, -1,
                     sizeof(nodepdaindr[cnode]->phys_cpuid));
         }
 
@@ -427,7 +432,7 @@ static void __init sn_init_pdas(char **cmdline_p)
         }
 
         /*
-         * Initialize the per node hubdev.  This includes IO Nodes and 
+         * Initialize the per node hubdev.  This includes IO Nodes and
          * headless/memless nodes.
          */
         for (cnode = 0; cnode < numionodes; cnode++) {
@@ -455,6 +460,14 @@ void __init sn_cpu_init(void)
         int i;
         static int wars_have_been_checked;
 
+        if (smp_processor_id() == 0 && IS_MEDUSA()) {
+                if (ia64_sn_is_fake_prom())
+                        sn_prom_type = 2;
+                else
+                        sn_prom_type = 1;
+                printk("Running on medusa with %s PROM\n", (sn_prom_type == 1) ? "real" : "fake");
+        }
+
         memset(pda, 0, sizeof(pda));
         if (ia64_sn_get_sn_info(0, &sn_hub_info->shub2, &sn_hub_info->nasid_bitmask, &sn_hub_info->nasid_shift,
                                 &sn_system_size, &sn_sharing_domain_size, &sn_partition_id,
@@ -520,7 +533,7 @@ void __init sn_cpu_init(void)
          */
         {
                 u64 pio1[] = {SH1_PIO_WRITE_STATUS_0, 0, SH1_PIO_WRITE_STATUS_1, 0};
-                u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_1, 
+                u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_1,
                         SH2_PIO_WRITE_STATUS_2, SH2_PIO_WRITE_STATUS_3};
                 u64 *pio;
                 pio = is_shub1() ? pio1 : pio2;
@@ -552,6 +565,10 @@ static void __init scan_for_ionodes(void)
         int nasid = 0;
         lboard_t *brd;
 
+        /* fakeprom does not support klgraph */
+        if (IS_RUNNING_ON_FAKE_PROM())
+                return;
+
         /* Setup ionodes with memory */
         for (nasid = 0; nasid < MAX_PHYSNODE_ID; nasid += 2) {
                 char *klgraph_header;
@@ -563,8 +580,6 @@ static void __init scan_for_ionodes(void)
                 cnodeid = -1;
                 klgraph_header = __va(ia64_sn_get_klconfig_addr(nasid));
                 if (!klgraph_header) {
-                        if (IS_RUNNING_ON_SIMULATOR())
-                                continue;
                         BUG();  /* All nodes must have klconfig tables! */
                 }
                 cnodeid = nasid_to_cnodeid(nasid);
@@ -630,8 +645,8 @@ int
 nasid_slice_to_cpuid(int nasid, int slice)
 {
         long cpu;
-        
-        for (cpu=0; cpu < NR_CPUS; cpu++) 
+
+        for (cpu=0; cpu < NR_CPUS; cpu++)
                 if (cpuid_to_nasid(cpu) == nasid &&
                                         cpuid_to_slice(cpu) == slice)
                         return cpu;
diff --git a/arch/ia64/sn/kernel/sn2/ptc_deadlock.S b/arch/ia64/sn/kernel/sn2/ptc_deadlock.S
index 7947312801ec..96cb71d15682 100644
--- a/arch/ia64/sn/kernel/sn2/ptc_deadlock.S
+++ b/arch/ia64/sn/kernel/sn2/ptc_deadlock.S
@@ -6,6 +6,7 @@
  * Copyright (C) 2000-2004 Silicon Graphics, Inc. All rights reserved.
  */
 
+#include <asm/types.h>
 #include <asm/sn/shub_mmr.h>
 
 #define DEADLOCKBIT     SH_PIO_WRITE_STATUS_WRITE_DEADLOCK_SHFT
diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c
index a087b274847e..8716f4d5314b 100644
--- a/arch/ia64/sn/kernel/tiocx.c
+++ b/arch/ia64/sn/kernel/tiocx.c
@@ -204,8 +204,8 @@ cx_device_register(nasid_t nasid, int part_num, int mfg_num,
         cx_dev->dev.parent = NULL;
         cx_dev->dev.bus = &tiocx_bus_type;
         cx_dev->dev.release = tiocx_bus_release;
-        snprintf(cx_dev->dev.bus_id, BUS_ID_SIZE, "%d.0x%x",
-                 cx_dev->cx_id.nasid, cx_dev->cx_id.part_num);
+        snprintf(cx_dev->dev.bus_id, BUS_ID_SIZE, "%d",
+                 cx_dev->cx_id.nasid);
         device_register(&cx_dev->dev);
         get_device(&cx_dev->dev);
 
@@ -236,7 +236,6 @@ int cx_device_unregister(struct cx_dev *cx_dev)
  */
 static int cx_device_reload(struct cx_dev *cx_dev)
 {
-        device_remove_file(&cx_dev->dev, &dev_attr_cxdev_control);
         cx_device_unregister(cx_dev);
         return cx_device_register(cx_dev->cx_id.nasid, cx_dev->cx_id.part_num,
                                   cx_dev->cx_id.mfg_num, cx_dev->hubdev);
@@ -383,6 +382,7 @@ static int is_fpga_brick(int nasid)
         switch (tiocx_btchar_get(nasid)) {
         case L1_BRICKTYPE_SA:
         case L1_BRICKTYPE_ATHENA:
+        case L1_BRICKTYPE_DAYTONA:
                 return 1;
         }
         return 0;
@@ -409,7 +409,7 @@ static int tiocx_reload(struct cx_dev *cx_dev)
                 uint64_t cx_id;
 
                 cx_id =
-                    *(volatile int32_t *)(TIO_SWIN_BASE(nasid, TIOCX_CORELET) +
+                    *(volatile uint64_t *)(TIO_SWIN_BASE(nasid, TIOCX_CORELET) +
                                           WIDGET_ID);
                 part_num = XWIDGET_PART_NUM(cx_id);
                 mfg_num = XWIDGET_MFG_NUM(cx_id);
@@ -458,6 +458,10 @@ static ssize_t store_cxdev_control(struct device *dev, struct device_attribute *
 
         switch (n) {
         case 1:
+                tio_corelet_reset(cx_dev->cx_id.nasid, TIOCX_CORELET);
+                tiocx_reload(cx_dev);
+                break;
+        case 2:
                 tiocx_reload(cx_dev);
                 break;
         case 3:
@@ -537,7 +541,7 @@ static void __exit tiocx_exit(void)
         bus_unregister(&tiocx_bus_type);
 }
 
-module_init(tiocx_init);
+subsys_initcall(tiocx_init);
 module_exit(tiocx_exit);
 
 /************************************************************************
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 8dae9eb45456..05aa8c2fe9bb 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -336,7 +336,7 @@ tioca_dma_d48(struct pci_dev *pdev, uint64_t paddr)
         if (!ct_addr)
                 return 0;
 
-        bus_addr = (dma_addr_t) (ct_addr & 0xffffffffffff);
+        bus_addr = (dma_addr_t) (ct_addr & 0xffffffffffffUL);
         node_upper = ct_addr >> 48;
 
         if (node_upper > 64) {
@@ -464,7 +464,7 @@ map_return:
  * For mappings created using the direct modes (64 or 48) there are no
  * resources to release.
  */
-void
+static void
 tioca_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
 {
         int i, entry;
@@ -514,7 +514,7 @@ tioca_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
  * The mapping mode used is based on the devices dma_mask.  As a last resort
  * use the GART mapped mode.
  */
-uint64_t
+static uint64_t
 tioca_dma_map(struct pci_dev *pdev, uint64_t paddr, size_t byte_count)
 {
         uint64_t mapaddr;
@@ -580,7 +580,7 @@ tioca_error_intr_handler(int irq, void *arg, struct pt_regs *pt)
  * On successful setup, returns the kernel version of tioca_common back to
  * the caller.
  */
-void *
+static void *
 tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft)
 {
         struct tioca_common *tioca_common;