Commit dc3a9efb authored by Michael Ellerman's avatar Michael Ellerman

Merge with Paulus

parents 30415f6a d3ab57eb
...@@ -278,7 +278,6 @@ config PPC_PSERIES ...@@ -278,7 +278,6 @@ config PPC_PSERIES
select PPC_I8259 select PPC_I8259
select PPC_RTAS select PPC_RTAS
select RTAS_ERROR_LOGGING select RTAS_ERROR_LOGGING
select RTAS_FW
default y default y
config PPC_CHRP config PPC_CHRP
...@@ -324,7 +323,6 @@ config PPC_CELL ...@@ -324,7 +323,6 @@ config PPC_CELL
bool " Cell Broadband Processor Architecture" bool " Cell Broadband Processor Architecture"
depends on PPC_MULTIPLATFORM && PPC64 depends on PPC_MULTIPLATFORM && PPC64
select PPC_RTAS select PPC_RTAS
select RTAS_FW
select MMIO_NVRAM select MMIO_NVRAM
config PPC_OF config PPC_OF
...@@ -356,10 +354,14 @@ config RTAS_ERROR_LOGGING ...@@ -356,10 +354,14 @@ config RTAS_ERROR_LOGGING
depends on PPC_RTAS depends on PPC_RTAS
default n default n
config RTAS_FW config RTAS_PROC
bool bool "Proc interface to RTAS"
depends on PPC_RTAS depends on PPC_RTAS
default n default y
config RTAS_FLASH
tristate "Firmware flash interface"
depends on PPC64 && RTAS_PROC
config MMIO_NVRAM config MMIO_NVRAM
bool bool
......
...@@ -13,12 +13,13 @@ endif ...@@ -13,12 +13,13 @@ endif
obj-y := semaphore.o cputable.o ptrace.o syscalls.o \ obj-y := semaphore.o cputable.o ptrace.o syscalls.o \
signal_32.o pmc.o signal_32.o pmc.o
obj-$(CONFIG_PPC64) += setup_64.o binfmt_elf32.o sys_ppc32.o \ obj-$(CONFIG_PPC64) += setup_64.o binfmt_elf32.o sys_ppc32.o \
ptrace32.o systbl.o signal_64.o ptrace32.o systbl.o
obj-$(CONFIG_ALTIVEC) += vecemu.o vector.o obj-$(CONFIG_ALTIVEC) += vecemu.o vector.o
obj-$(CONFIG_POWER4) += idle_power4.o obj-$(CONFIG_POWER4) += idle_power4.o
obj-$(CONFIG_PPC_OF) += of_device.o obj-$(CONFIG_PPC_OF) += of_device.o
obj-$(CONFIG_PPC_RTAS) += rtas.o obj-$(CONFIG_PPC_RTAS) += rtas.o
obj-$(CONFIG_RTAS_FW) += rtas_fw.o obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o
obj-$(CONFIG_RTAS_PROC) += rtas-proc.o
obj-$(CONFIG_IBMVIO) += vio.o obj-$(CONFIG_IBMVIO) += vio.o
ifeq ($(CONFIG_PPC_MERGE),y) ifeq ($(CONFIG_PPC_MERGE),y)
......
...@@ -91,6 +91,22 @@ typedef struct sigaltstack_32 { ...@@ -91,6 +91,22 @@ typedef struct sigaltstack_32 {
compat_size_t ss_size; compat_size_t ss_size;
} stack_32_t; } stack_32_t;
struct pt_regs32 {
unsigned int gpr[32];
unsigned int nip;
unsigned int msr;
unsigned int orig_gpr3; /* Used for restarting system calls */
unsigned int ctr;
unsigned int link;
unsigned int xer;
unsigned int ccr;
unsigned int mq; /* 601 only (not used at present) */
unsigned int trap; /* Reason for being here */
unsigned int dar; /* Fault registers */
unsigned int dsisr;
unsigned int result; /* Result of a system call */
};
struct sigcontext32 { struct sigcontext32 {
unsigned int _unused[4]; unsigned int _unused[4];
int signal; int signal;
......
...@@ -42,6 +42,13 @@ DEFINE_SPINLOCK(rtas_data_buf_lock); ...@@ -42,6 +42,13 @@ DEFINE_SPINLOCK(rtas_data_buf_lock);
char rtas_data_buf[RTAS_DATA_BUF_SIZE] __cacheline_aligned; char rtas_data_buf[RTAS_DATA_BUF_SIZE] __cacheline_aligned;
unsigned long rtas_rmo_buf; unsigned long rtas_rmo_buf;
/*
* If non-NULL, this gets called when the kernel terminates.
* This is done like this so rtas_flash can be a module.
*/
void (*rtas_flash_term_hook)(int);
EXPORT_SYMBOL(rtas_flash_term_hook);
/* /*
* call_rtas_display_status and call_rtas_display_status_delay * call_rtas_display_status and call_rtas_display_status_delay
* are designed only for very early low-level debugging, which * are designed only for very early low-level debugging, which
...@@ -206,6 +213,7 @@ void rtas_progress(char *s, unsigned short hex) ...@@ -206,6 +213,7 @@ void rtas_progress(char *s, unsigned short hex)
spin_unlock(&progress_lock); spin_unlock(&progress_lock);
} }
EXPORT_SYMBOL(rtas_progress); /* needed by rtas_flash module */
int rtas_token(const char *service) int rtas_token(const char *service)
{ {
...@@ -492,6 +500,8 @@ int rtas_set_indicator(int indicator, int index, int new_value) ...@@ -492,6 +500,8 @@ int rtas_set_indicator(int indicator, int index, int new_value)
void rtas_restart(char *cmd) void rtas_restart(char *cmd)
{ {
if (rtas_flash_term_hook)
rtas_flash_term_hook(SYS_RESTART);
printk("RTAS system-reboot returned %d\n", printk("RTAS system-reboot returned %d\n",
rtas_call(rtas_token("system-reboot"), 0, 1, NULL)); rtas_call(rtas_token("system-reboot"), 0, 1, NULL));
for (;;); for (;;);
...@@ -499,6 +509,8 @@ void rtas_restart(char *cmd) ...@@ -499,6 +509,8 @@ void rtas_restart(char *cmd)
void rtas_power_off(void) void rtas_power_off(void)
{ {
if (rtas_flash_term_hook)
rtas_flash_term_hook(SYS_POWER_OFF);
/* allow power on only with power button press */ /* allow power on only with power button press */
printk("RTAS power-off returned %d\n", printk("RTAS power-off returned %d\n",
rtas_call(rtas_token("power-off"), 2, 1, NULL, -1, -1)); rtas_call(rtas_token("power-off"), 2, 1, NULL, -1, -1));
...@@ -507,7 +519,12 @@ void rtas_power_off(void) ...@@ -507,7 +519,12 @@ void rtas_power_off(void)
void rtas_halt(void) void rtas_halt(void)
{ {
rtas_power_off(); if (rtas_flash_term_hook)
rtas_flash_term_hook(SYS_HALT);
/* allow power on only with power button press */
printk("RTAS power-off returned %d\n",
rtas_call(rtas_token("power-off"), 2, 1, NULL, -1, -1));
for (;;);
} }
/* Must be in the RMO region, so we place it here */ /* Must be in the RMO region, so we place it here */
......
...@@ -19,6 +19,7 @@ ...@@ -19,6 +19,7 @@
#include <asm/delay.h> #include <asm/delay.h>
#include <asm/uaccess.h> #include <asm/uaccess.h>
#include <asm/rtas.h> #include <asm/rtas.h>
#include <asm/abs_addr.h>
#define MODULE_VERS "1.0" #define MODULE_VERS "1.0"
#define MODULE_NAME "rtas_flash" #define MODULE_NAME "rtas_flash"
...@@ -71,10 +72,36 @@ ...@@ -71,10 +72,36 @@
#define VALIDATE_BUF_SIZE 4096 #define VALIDATE_BUF_SIZE 4096
#define RTAS_MSG_MAXLEN 64 #define RTAS_MSG_MAXLEN 64
struct flash_block {
char *data;
unsigned long length;
};
/* This struct is very similar but not identical to
* that needed by the rtas flash update.
* All we need to do for rtas is rewrite num_blocks
* into a version/length and translate the pointers
* to absolute.
*/
#define FLASH_BLOCKS_PER_NODE ((PAGE_SIZE - 16) / sizeof(struct flash_block))
struct flash_block_list {
unsigned long num_blocks;
struct flash_block_list *next;
struct flash_block blocks[FLASH_BLOCKS_PER_NODE];
};
struct flash_block_list_header { /* just the header of flash_block_list */
unsigned long num_blocks;
struct flash_block_list *next;
};
static struct flash_block_list_header rtas_firmware_flash_list = {0, NULL};
#define FLASH_BLOCK_LIST_VERSION (1UL)
/* Local copy of the flash block list. /* Local copy of the flash block list.
* We only allow one open of the flash proc file and create this * We only allow one open of the flash proc file and create this
* list as we go. This list will be put in the kernel's * list as we go. This list will be put in the
* rtas_firmware_flash_list global var once it is fully read. * rtas_firmware_flash_list var once it is fully read.
* *
* For convenience as we build the list we use virtual addrs, * For convenience as we build the list we use virtual addrs,
* we do not fill in the version number, and the length field * we do not fill in the version number, and the length field
...@@ -562,6 +589,86 @@ static int validate_flash_release(struct inode *inode, struct file *file) ...@@ -562,6 +589,86 @@ static int validate_flash_release(struct inode *inode, struct file *file)
return 0; return 0;
} }
static void rtas_flash_firmware(int reboot_type)
{
unsigned long image_size;
struct flash_block_list *f, *next, *flist;
unsigned long rtas_block_list;
int i, status, update_token;
if (rtas_firmware_flash_list.next == NULL)
return; /* nothing to do */
if (reboot_type != SYS_RESTART) {
printk(KERN_ALERT "FLASH: firmware flash requires a reboot\n");
printk(KERN_ALERT "FLASH: the firmware image will NOT be flashed\n");
return;
}
update_token = rtas_token("ibm,update-flash-64-and-reboot");
if (update_token == RTAS_UNKNOWN_SERVICE) {
printk(KERN_ALERT "FLASH: ibm,update-flash-64-and-reboot "
"is not available -- not a service partition?\n");
printk(KERN_ALERT "FLASH: firmware will not be flashed\n");
return;
}
/* NOTE: the "first" block list is a global var with no data
* blocks in the kernel data segment. We do this because
* we want to ensure this block_list addr is under 4GB.
*/
rtas_firmware_flash_list.num_blocks = 0;
flist = (struct flash_block_list *)&rtas_firmware_flash_list;
rtas_block_list = virt_to_abs(flist);
if (rtas_block_list >= 4UL*1024*1024*1024) {
printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");
return;
}
printk(KERN_ALERT "FLASH: preparing saved firmware image for flash\n");
/* Update the block_list in place. */
image_size = 0;
for (f = flist; f; f = next) {
/* Translate data addrs to absolute */
for (i = 0; i < f->num_blocks; i++) {
f->blocks[i].data = (char *)virt_to_abs(f->blocks[i].data);
image_size += f->blocks[i].length;
}
next = f->next;
/* Don't translate NULL pointer for last entry */
if (f->next)
f->next = (struct flash_block_list *)virt_to_abs(f->next);
else
f->next = NULL;
/* make num_blocks into the version/length field */
f->num_blocks = (FLASH_BLOCK_LIST_VERSION << 56) | ((f->num_blocks+1)*16);
}
printk(KERN_ALERT "FLASH: flash image is %ld bytes\n", image_size);
printk(KERN_ALERT "FLASH: performing flash and reboot\n");
rtas_progress("Flashing \n", 0x0);
rtas_progress("Please Wait... ", 0x0);
printk(KERN_ALERT "FLASH: this will take several minutes. Do not power off!\n");
status = rtas_call(update_token, 1, 1, NULL, rtas_block_list);
switch (status) { /* should only get "bad" status */
case 0:
printk(KERN_ALERT "FLASH: success\n");
break;
case -1:
printk(KERN_ALERT "FLASH: hardware error. Firmware may not be not flashed\n");
break;
case -3:
printk(KERN_ALERT "FLASH: image is corrupt or not correct for this platform. Firmware not flashed\n");
break;
case -4:
printk(KERN_ALERT "FLASH: flash failed when partially complete. System may not reboot\n");
break;
default:
printk(KERN_ALERT "FLASH: unknown flash return code %d\n", status);
break;
}
}
static void remove_flash_pde(struct proc_dir_entry *dp) static void remove_flash_pde(struct proc_dir_entry *dp)
{ {
if (dp) { if (dp) {
...@@ -701,6 +808,7 @@ int __init rtas_flash_init(void) ...@@ -701,6 +808,7 @@ int __init rtas_flash_init(void)
if (rc != 0) if (rc != 0)
goto cleanup; goto cleanup;
rtas_flash_term_hook = rtas_flash_firmware;
return 0; return 0;
cleanup: cleanup:
...@@ -714,6 +822,7 @@ int __init rtas_flash_init(void) ...@@ -714,6 +822,7 @@ int __init rtas_flash_init(void)
void __exit rtas_flash_cleanup(void) void __exit rtas_flash_cleanup(void)
{ {
rtas_flash_term_hook = NULL;
remove_flash_pde(firmware_flash_pde); remove_flash_pde(firmware_flash_pde);
remove_flash_pde(firmware_update_pde); remove_flash_pde(firmware_update_pde);
remove_flash_pde(validate_pde); remove_flash_pde(validate_pde);
......
/*
*
* Procedures for firmware flash updates.
*
* Peter Bergner, IBM March 2001.
* Copyright (C) 2001 IBM.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <stdarg.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/module.h>
#include <linux/init.h>
#include <asm/prom.h>
#include <asm/rtas.h>
#include <asm/semaphore.h>
#include <asm/machdep.h>
#include <asm/page.h>
#include <asm/param.h>
#include <asm/system.h>
#include <asm/abs_addr.h>
#include <asm/udbg.h>
#include <asm/delay.h>
#include <asm/uaccess.h>
#include <asm/systemcfg.h>
struct flash_block_list_header rtas_firmware_flash_list = {0, NULL};
#define FLASH_BLOCK_LIST_VERSION (1UL)
static void rtas_flash_firmware(void)
{
unsigned long image_size;
struct flash_block_list *f, *next, *flist;
unsigned long rtas_block_list;
int i, status, update_token;
update_token = rtas_token("ibm,update-flash-64-and-reboot");
if (update_token == RTAS_UNKNOWN_SERVICE) {
printk(KERN_ALERT "FLASH: ibm,update-flash-64-and-reboot is not available -- not a service partition?\n");
printk(KERN_ALERT "FLASH: firmware will not be flashed\n");
return;
}
/* NOTE: the "first" block list is a global var with no data
* blocks in the kernel data segment. We do this because
* we want to ensure this block_list addr is under 4GB.
*/
rtas_firmware_flash_list.num_blocks = 0;
flist = (struct flash_block_list *)&rtas_firmware_flash_list;
rtas_block_list = virt_to_abs(flist);
if (rtas_block_list >= 4UL*1024*1024*1024) {
printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");
return;
}
printk(KERN_ALERT "FLASH: preparing saved firmware image for flash\n");
/* Update the block_list in place. */
image_size = 0;
for (f = flist; f; f = next) {
/* Translate data addrs to absolute */
for (i = 0; i < f->num_blocks; i++) {
f->blocks[i].data = (char *)virt_to_abs(f->blocks[i].data);
image_size += f->blocks[i].length;
}
next = f->next;
/* Don't translate NULL pointer for last entry */
if (f->next)
f->next = (struct flash_block_list *)virt_to_abs(f->next);
else
f->next = NULL;
/* make num_blocks into the version/length field */
f->num_blocks = (FLASH_BLOCK_LIST_VERSION << 56) | ((f->num_blocks+1)*16);
}
printk(KERN_ALERT "FLASH: flash image is %ld bytes\n", image_size);
printk(KERN_ALERT "FLASH: performing flash and reboot\n");
rtas_progress("Flashing \n", 0x0);
rtas_progress("Please Wait... ", 0x0);
printk(KERN_ALERT "FLASH: this will take several minutes. Do not power off!\n");
status = rtas_call(update_token, 1, 1, NULL, rtas_block_list);
switch (status) { /* should only get "bad" status */
case 0:
printk(KERN_ALERT "FLASH: success\n");
break;
case -1:
printk(KERN_ALERT "FLASH: hardware error. Firmware may not be not flashed\n");
break;
case -3:
printk(KERN_ALERT "FLASH: image is corrupt or not correct for this platform. Firmware not flashed\n");
break;
case -4:
printk(KERN_ALERT "FLASH: flash failed when partially complete. System may not reboot\n");
break;
default:
printk(KERN_ALERT "FLASH: unknown flash return code %d\n", status);
break;
}
}
void rtas_flash_bypass_warning(void)
{
printk(KERN_ALERT "FLASH: firmware flash requires a reboot\n");
printk(KERN_ALERT "FLASH: the firmware image will NOT be flashed\n");
}
void rtas_fw_restart(char *cmd)
{
if (rtas_firmware_flash_list.next)
rtas_flash_firmware();
rtas_restart(cmd);
}
void rtas_fw_power_off(void)
{
if (rtas_firmware_flash_list.next)
rtas_flash_bypass_warning();
rtas_power_off();
}
void rtas_fw_halt(void)
{
if (rtas_firmware_flash_list.next)
rtas_flash_bypass_warning();
rtas_halt();
}
EXPORT_SYMBOL(rtas_firmware_flash_list);
...@@ -43,7 +43,7 @@ ...@@ -43,7 +43,7 @@
#include <asm/uaccess.h> #include <asm/uaccess.h>
#include <asm/cacheflush.h> #include <asm/cacheflush.h>
#ifdef CONFIG_PPC64 #ifdef CONFIG_PPC64
#include <asm/ppc32.h> #include "ppc32.h"
#include <asm/ppcdebug.h> #include <asm/ppcdebug.h>
#include <asm/unistd.h> #include <asm/unistd.h>
#include <asm/vdso.h> #include <asm/vdso.h>
......
...@@ -351,7 +351,7 @@ void __init pmac_setup_arch(void) ...@@ -351,7 +351,7 @@ void __init pmac_setup_arch(void)
find_via_pmu(); find_via_pmu();
smu_init(); smu_init();
#ifdef CONFIG_NVRAM #if defined(CONFIG_NVRAM) || defined(CONFIG_PPC64)
pmac_nvram_init(); pmac_nvram_init();
#endif #endif
......
...@@ -21,15 +21,6 @@ config EEH ...@@ -21,15 +21,6 @@ config EEH
depends on PPC_PSERIES depends on PPC_PSERIES
default y if !EMBEDDED default y if !EMBEDDED
config RTAS_PROC
bool "Proc interface to RTAS"
depends on PPC_RTAS
default y
config RTAS_FLASH
tristate "Firmware flash interface"
depends on PPC64 && RTAS_PROC
config SCANLOG config SCANLOG
tristate "Scanlog dump interface" tristate "Scanlog dump interface"
depends on RTAS_PROC && PPC_PSERIES depends on RTAS_PROC && PPC_PSERIES
......
obj-y := pci.o lpar.o hvCall.o nvram.o reconfig.o \ obj-y := pci.o lpar.o hvCall.o nvram.o reconfig.o \
setup.o iommu.o ras.o setup.o iommu.o ras.o rtasd.o
obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SMP) += smp.o
obj-$(CONFIG_IBMVIO) += vio.o obj-$(CONFIG_IBMVIO) += vio.o
obj-$(CONFIG_XICS) += xics.o obj-$(CONFIG_XICS) += xics.o
...@@ -499,7 +499,7 @@ static int iommu_reconfig_notifier(struct notifier_block *nb, unsigned long acti ...@@ -499,7 +499,7 @@ static int iommu_reconfig_notifier(struct notifier_block *nb, unsigned long acti
switch (action) { switch (action) {
case PSERIES_RECONFIG_REMOVE: case PSERIES_RECONFIG_REMOVE:
if (pci->iommu_table && if (pci && pci->iommu_table &&
get_property(np, "ibm,dma-window", NULL)) get_property(np, "ibm,dma-window", NULL))
iommu_free_table(np); iommu_free_table(np);
break; break;
......
...@@ -602,9 +602,9 @@ struct machdep_calls __initdata pSeries_md = { ...@@ -602,9 +602,9 @@ struct machdep_calls __initdata pSeries_md = {
.pcibios_fixup = pSeries_final_fixup, .pcibios_fixup = pSeries_final_fixup,
.pci_probe_mode = pSeries_pci_probe_mode, .pci_probe_mode = pSeries_pci_probe_mode,
.irq_bus_setup = pSeries_irq_bus_setup, .irq_bus_setup = pSeries_irq_bus_setup,
.restart = rtas_fw_restart, .restart = rtas_restart,
.power_off = rtas_fw_power_off, .power_off = rtas_power_off,
.halt = rtas_fw_halt, .halt = rtas_halt,
.panic = rtas_os_term, .panic = rtas_os_term,
.cpu_die = pSeries_mach_cpu_die, .cpu_die = pSeries_mach_cpu_die,
.get_boot_time = rtas_get_boot_time, .get_boot_time = rtas_get_boot_time,
......
...@@ -388,9 +388,8 @@ void m8xx_cpm_dpinit(void) ...@@ -388,9 +388,8 @@ void m8xx_cpm_dpinit(void)
/* /*
* Allocate the requested size worth of DP memory. * Allocate the requested size worth of DP memory.
* This function used to return an index into the DPRAM area. * This function returns an offset into the DPRAM area.
* Now it returns the actuall physical address of that area. * Use cpm_dpram_addr() to get the virtual address of the area.
* use m8xx_cpm_dpram_offset() to get the index
*/ */
uint cpm_dpalloc(uint size, uint align) uint cpm_dpalloc(uint size, uint align)
{ {
......
...@@ -131,6 +131,11 @@ EXPORT_SYMBOL(outw); ...@@ -131,6 +131,11 @@ EXPORT_SYMBOL(outw);
EXPORT_SYMBOL(outl); EXPORT_SYMBOL(outl);
EXPORT_SYMBOL(outsl);*/ EXPORT_SYMBOL(outsl);*/
EXPORT_SYMBOL(__ide_mm_insl);
EXPORT_SYMBOL(__ide_mm_outsw);
EXPORT_SYMBOL(__ide_mm_insw);
EXPORT_SYMBOL(__ide_mm_outsl);
EXPORT_SYMBOL(_insb); EXPORT_SYMBOL(_insb);
EXPORT_SYMBOL(_outsb); EXPORT_SYMBOL(_outsb);
EXPORT_SYMBOL(_insw); EXPORT_SYMBOL(_insw);
......
...@@ -606,22 +606,22 @@ int check_bug_trap(struct pt_regs *regs) ...@@ -606,22 +606,22 @@ int check_bug_trap(struct pt_regs *regs)
if (bug->line & BUG_WARNING_TRAP) { if (bug->line & BUG_WARNING_TRAP) {
/* this is a WARN_ON rather than BUG/BUG_ON */ /* this is a WARN_ON rather than BUG/BUG_ON */
#ifdef CONFIG_XMON #ifdef CONFIG_XMON
xmon_printf(KERN_ERR "Badness in %s at %s:%d\n", xmon_printf(KERN_ERR "Badness in %s at %s:%ld\n",
bug->function, bug->file, bug->function, bug->file,
bug->line & ~BUG_WARNING_TRAP); bug->line & ~BUG_WARNING_TRAP);
#endif /* CONFIG_XMON */ #endif /* CONFIG_XMON */
printk(KERN_ERR "Badness in %s at %s:%d\n", printk(KERN_ERR "Badness in %s at %s:%ld\n",
bug->function, bug->file, bug->function, bug->file,
bug->line & ~BUG_WARNING_TRAP); bug->line & ~BUG_WARNING_TRAP);
dump_stack(); dump_stack();
return 1; return 1;
} }
#ifdef CONFIG_XMON #ifdef CONFIG_XMON
xmon_printf(KERN_CRIT "kernel BUG in %s at %s:%d!\n", xmon_printf(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
bug->function, bug->file, bug->line); bug->function, bug->file, bug->line);
xmon(regs); xmon(regs);
#endif /* CONFIG_XMON */ #endif /* CONFIG_XMON */
printk(KERN_CRIT "kernel BUG in %s at %s:%d!\n", printk(KERN_CRIT "kernel BUG in %s at %s:%ld!\n",
bug->function, bug->file, bug->line); bug->function, bug->file, bug->line);
return 0; return 0;
......
...@@ -45,6 +45,7 @@ ...@@ -45,6 +45,7 @@
#include <asm/bootinfo.h> #include <asm/bootinfo.h>
#include <asm/time.h> #include <asm/time.h>
#include <asm/xmon.h> #include <asm/xmon.h>
#include <asm/ppc_sys.h>
#include "ppc8xx_pic.h" #include "ppc8xx_pic.h"
......
...@@ -12,7 +12,6 @@ obj-y := misc.o prom.o ...@@ -12,7 +12,6 @@ obj-y := misc.o prom.o
endif endif
obj-y += irq.o idle.o dma.o \ obj-y += irq.o idle.o dma.o \
signal.o \
align.o pacaData.o \ align.o pacaData.o \
udbg.o ioctl32.o \ udbg.o ioctl32.o \
rtc.o \ rtc.o \
...@@ -29,19 +28,17 @@ ifneq ($(CONFIG_PPC_MERGE),y) ...@@ -29,19 +28,17 @@ ifneq ($(CONFIG_PPC_MERGE),y)
obj-$(CONFIG_PPC_MULTIPLATFORM) += prom_init.o obj-$(CONFIG_PPC_MULTIPLATFORM) += prom_init.o
endif endif
obj-$(CONFIG_PPC_PSERIES) += rtasd.o udbg_16550.o obj-$(CONFIG_PPC_PSERIES) += udbg_16550.o
obj-$(CONFIG_KEXEC) += machine_kexec.o obj-$(CONFIG_KEXEC) += machine_kexec.o
obj-$(CONFIG_EEH) += eeh.o obj-$(CONFIG_EEH) += eeh.o
obj-$(CONFIG_PROC_FS) += proc_ppc64.o obj-$(CONFIG_PROC_FS) += proc_ppc64.o
obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o
obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SMP) += smp.o
obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_MODULES) += module.o
ifneq ($(CONFIG_PPC_MERGE),y) ifneq ($(CONFIG_PPC_MERGE),y)
obj-$(CONFIG_MODULES) += ppc_ksyms.o obj-$(CONFIG_MODULES) += ppc_ksyms.o
endif endif
obj-$(CONFIG_PPC_RTAS) += rtas_pci.o obj-$(CONFIG_PPC_RTAS) += rtas_pci.o
obj-$(CONFIG_RTAS_PROC) += rtas-proc.o
obj-$(CONFIG_SCANLOG) += scanlog.o obj-$(CONFIG_SCANLOG) += scanlog.o
obj-$(CONFIG_LPARCFG) += lparcfg.o obj-$(CONFIG_LPARCFG) += lparcfg.o
obj-$(CONFIG_HVC_CONSOLE) += hvconsole.o obj-$(CONFIG_HVC_CONSOLE) += hvconsole.o
......
...@@ -181,13 +181,14 @@ EXPORT_SYMBOL(fetch_dev_dn); ...@@ -181,13 +181,14 @@ EXPORT_SYMBOL(fetch_dev_dn);
static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node) static int pci_dn_reconfig_notifier(struct notifier_block *nb, unsigned long action, void *node)
{ {
struct device_node *np = node; struct device_node *np = node;
struct pci_dn *pci; struct pci_dn *pci = NULL;
int err = NOTIFY_OK; int err = NOTIFY_OK;
switch (action) { switch (action) {
case PSERIES_RECONFIG_ADD: case PSERIES_RECONFIG_ADD:
pci = np->parent->data; pci = np->parent->data;
update_dn_pci_info(np, pci->phb); if (pci)
update_dn_pci_info(np, pci->phb);
break; break;
default: default:
err = NOTIFY_DONE; err = NOTIFY_DONE;
......
...@@ -27,7 +27,8 @@ struct ipc64_perm ...@@ -27,7 +27,8 @@ struct ipc64_perm
__kernel_mode_t mode; __kernel_mode_t mode;
unsigned int seq; unsigned int seq;
unsigned int __pad1; unsigned int __pad1;
__u32 __unused[4]; unsigned long long __unused1;
unsigned long long __unused2;
}; };
#endif /* _ASM_POWERPC_IPCBUF_H */ #endif /* _ASM_POWERPC_IPCBUF_H */
#ifndef _PPC64_PTRACE_H #ifndef _ASM_POWERPC_PTRACE_H
#define _PPC64_PTRACE_H #define _ASM_POWERPC_PTRACE_H
/* /*
* Copyright (C) 2001 PPC64 Team, IBM Corp * Copyright (C) 2001 PPC64 Team, IBM Corp
...@@ -16,7 +16,7 @@ ...@@ -16,7 +16,7 @@
* that the overall structure is a multiple of 16 bytes in length. * that the overall structure is a multiple of 16 bytes in length.
* *
* Note that the offsets of the fields in this struct correspond with * Note that the offsets of the fields in this struct correspond with
* the PT_* values below. This simplifies arch/ppc64/kernel/ptrace.c. * the PT_* values below. This simplifies arch/powerpc/kernel/ptrace.c.
* *
* This program is free software; you can redistribute it and/or * This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License * modify it under the terms of the GNU General Public License
...@@ -30,70 +30,96 @@ struct pt_regs { ...@@ -30,70 +30,96 @@ struct pt_regs {
unsigned long gpr[32]; unsigned long gpr[32];
unsigned long nip; unsigned long nip;
unsigned long msr; unsigned long msr;
unsigned long orig_gpr3; /* Used for restarting system calls */ unsigned long orig_gpr3; /* Used for restarting system calls */
unsigned long ctr; unsigned long ctr;
unsigned long link; unsigned long link;
unsigned long xer; unsigned long xer;
unsigned long ccr; unsigned long ccr;
unsigned long softe; /* Soft enabled/disabled */ #ifdef __powerpc64__
unsigned long trap; /* Reason for being here */ unsigned long softe; /* Soft enabled/disabled */
unsigned long dar; /* Fault registers */ #else
unsigned long dsisr; unsigned long mq; /* 601 only (not used at present) */
unsigned long result; /* Result of a system call */ /* Used on APUS to hold IPL value. */
#endif
unsigned long trap; /* Reason for being here */
/* N.B. for critical exceptions on 4xx, the dar and dsisr
fields are overloaded to hold srr0 and srr1. */
unsigned long dar; /* Fault registers */
unsigned long dsisr; /* on 4xx/Book-E used for ESR */
unsigned long result; /* Result of a system call */
}; };
struct pt_regs32 { #endif /* __ASSEMBLY__ */
unsigned int gpr[32];
unsigned int nip;
unsigned int msr;
unsigned int orig_gpr3; /* Used for restarting system calls */
unsigned int ctr;
unsigned int link;
unsigned int xer;
unsigned int ccr;
unsigned int mq; /* 601 only (not used at present) */
unsigned int trap; /* Reason for being here */
unsigned int dar; /* Fault registers */
unsigned int dsisr;
unsigned int result; /* Result of a system call */
};
#ifdef __KERNEL__ #ifdef __KERNEL__
#define instruction_pointer(regs) ((regs)->nip) #ifdef __powerpc64__
#define STACK_FRAME_OVERHEAD 112 /* size of minimum stack frame */
/* Size of dummy stack frame allocated when calling signal handler. */
#define __SIGNAL_FRAMESIZE 128
#define __SIGNAL_FRAMESIZE32 64
#else /* __powerpc64__ */
#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */
/* Size of stack frame allocated when calling signal handler. */
#define __SIGNAL_FRAMESIZE 64
#endif /* __powerpc64__ */
#ifndef __ASSEMBLY__
#define instruction_pointer(regs) ((regs)->nip)
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
extern unsigned long profile_pc(struct pt_regs *regs); extern unsigned long profile_pc(struct pt_regs *regs);
#else #else
#define profile_pc(regs) instruction_pointer(regs) #define profile_pc(regs) instruction_pointer(regs)
#endif #endif
#ifdef __powerpc64__
#define user_mode(regs) ((((regs)->msr) >> MSR_PR_LG) & 0x1) #define user_mode(regs) ((((regs)->msr) >> MSR_PR_LG) & 0x1)
#else
#define user_mode(regs) (((regs)->msr & MSR_PR) != 0)
#endif
#define force_successful_syscall_return() \ #define force_successful_syscall_return() \
(current_thread_info()->syscall_noerror = 1) do { \
current_thread_info()->syscall_noerror = 1; \
} while(0)
/* /*
* We use the least-significant bit of the trap field to indicate * We use the least-significant bit of the trap field to indicate
* whether we have saved the full set of registers, or only a * whether we have saved the full set of registers, or only a
* partial set. A 1 there means the partial set. * partial set. A 1 there means the partial set.
* On 4xx we use the next bit to indicate whether the exception
* is a critical exception (1 means it is).
*/ */
#define FULL_REGS(regs) (((regs)->trap & 1) == 0) #define FULL_REGS(regs) (((regs)->trap & 1) == 0)
#ifndef __powerpc64__
#define IS_CRITICAL_EXC(regs) (((regs)->trap & 2) == 0)
#endif /* ! __powerpc64__ */
#define TRAP(regs) ((regs)->trap & ~0xF) #define TRAP(regs) ((regs)->trap & ~0xF)
#ifdef __powerpc64__
#define CHECK_FULL_REGS(regs) BUG_ON(regs->trap & 1) #define CHECK_FULL_REGS(regs) BUG_ON(regs->trap & 1)
#else
#endif /* __KERNEL__ */ #define CHECK_FULL_REGS(regs) \
do { \
if ((regs)->trap & 1) \
printk(KERN_CRIT "%s: partial register set\n", __FUNCTION__); \
} while (0)
#endif /* __powerpc64__ */
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */
#define STACK_FRAME_OVERHEAD 112 /* size of minimum stack frame */ #endif /* __KERNEL__ */
/* Size of dummy stack frame allocated when calling signal handler. */
#define __SIGNAL_FRAMESIZE 128
#define __SIGNAL_FRAMESIZE32 64
/* /*
* Offsets used by 'ptrace' system call interface. * Offsets used by 'ptrace' system call interface.
* These can't be changed without breaking binary compatibility
* with MkLinux, etc.
*/ */
#define PT_R0 0 #define PT_R0 0
#define PT_R1 1 #define PT_R1 1
...@@ -137,18 +163,25 @@ extern unsigned long profile_pc(struct pt_regs *regs); ...@@ -137,18 +163,25 @@ extern unsigned long profile_pc(struct pt_regs *regs);
#define PT_LNK 36 #define PT_LNK 36
#define PT_XER 37 #define PT_XER 37
#define PT_CCR 38 #define PT_CCR 38
#ifndef __powerpc64__
#define PT_MQ 39
#else
#define PT_SOFTE 39 #define PT_SOFTE 39
#define PT_TRAP 40 #define PT_TRAP 40
#define PT_DAR 41 #define PT_DAR 41
#define PT_DSISR 42 #define PT_DSISR 42
#define PT_RESULT 43 #define PT_RESULT 43
#endif
#define PT_FPR0 48 #define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */
#ifndef __powerpc64__
#define PT_FPR31 (PT_FPR0 + 2*31)
#define PT_FPSCR (PT_FPR0 + 2*32 + 1)
#else /* __powerpc64__ */
/*
* Kernel and userspace will both use this PT_FPSCR value. 32-bit apps will
* have visibility to the asm-ppc/ptrace.h header instead of this one.
*/
#define PT_FPSCR (PT_FPR0 + 32) /* each FP reg occupies 1 slot in 64-bit space */ #define PT_FPSCR (PT_FPR0 + 32) /* each FP reg occupies 1 slot in 64-bit space */
#ifdef __KERNEL__ #ifdef __KERNEL__
...@@ -165,29 +198,29 @@ extern unsigned long profile_pc(struct pt_regs *regs); ...@@ -165,29 +198,29 @@ extern unsigned long profile_pc(struct pt_regs *regs);
#define PT_VRSAVE_32 (PT_VR0 + 33*4) #define PT_VRSAVE_32 (PT_VR0 + 33*4)
#endif #endif
#endif /* __powerpc64__ */
/* /*
* Get/set all the altivec registers vr0..vr31, vscr, vrsave, in one go. * Get/set all the altivec registers vr0..vr31, vscr, vrsave, in one go.
* The transfer totals 34 quadword. Quadwords 0-31 contain the * The transfer totals 34 quadword. Quadwords 0-31 contain the
* corresponding vector registers. Quadword 32 contains the vscr as the * corresponding vector registers. Quadword 32 contains the vscr as the
* last word (offset 12) within that quadword. Quadword 33 contains the * last word (offset 12) within that quadword. Quadword 33 contains the
* vrsave as the first word (offset 0) within the quadword. * vrsave as the first word (offset 0) within the quadword.
* *
* This definition of the VMX state is compatible with the current PPC32 * This definition of the VMX state is compatible with the current PPC32
* ptrace interface. This allows signal handling and ptrace to use the same * ptrace interface. This allows signal handling and ptrace to use the same
* structures. This also simplifies the implementation of a bi-arch * structures. This also simplifies the implementation of a bi-arch
* (combined (32- and 64-bit) gdb. * (combined (32- and 64-bit) gdb.
*/ */
#define PTRACE_GETVRREGS 18 #define PTRACE_GETVRREGS 18
#define PTRACE_SETVRREGS 19 #define PTRACE_SETVRREGS 19
/* #ifndef __powerpc64__
* While we dont have 64bit book E processors, we need to reserve the /* Get/set all the upper 32-bits of the SPE registers, accumulator, and
* relevant ptrace calls for 32bit compatibility. * spefscr, in one go */
*/ #define PTRACE_GETEVRREGS 20
#if 0 #define PTRACE_SETEVRREGS 21
#define PTRACE_GETEVRREGS 20 #endif /* __powerpc64__ */
#define PTRACE_SETEVRREGS 21
#endif
/* /*
* Get or set a debug register. The first 16 are DABR registers and the * Get or set a debug register. The first 16 are DABR registers and the
...@@ -196,6 +229,7 @@ extern unsigned long profile_pc(struct pt_regs *regs); ...@@ -196,6 +229,7 @@ extern unsigned long profile_pc(struct pt_regs *regs);
#define PTRACE_GET_DEBUGREG 25 #define PTRACE_GET_DEBUGREG 25
#define PTRACE_SET_DEBUGREG 26 #define PTRACE_SET_DEBUGREG 26
#ifdef __powerpc64__
/* Additional PTRACE requests implemented on PowerPC. */ /* Additional PTRACE requests implemented on PowerPC. */
#define PPC_PTRACE_GETREGS 0x99 /* Get GPRs 0 - 31 */ #define PPC_PTRACE_GETREGS 0x99 /* Get GPRs 0 - 31 */
#define PPC_PTRACE_SETREGS 0x98 /* Set GPRs 0 - 31 */ #define PPC_PTRACE_SETREGS 0x98 /* Set GPRs 0 - 31 */
...@@ -209,5 +243,6 @@ extern unsigned long profile_pc(struct pt_regs *regs); ...@@ -209,5 +243,6 @@ extern unsigned long profile_pc(struct pt_regs *regs);
#define PPC_PTRACE_POKEDATA_3264 0x92 #define PPC_PTRACE_POKEDATA_3264 0x92
#define PPC_PTRACE_PEEKUSR_3264 0x91 #define PPC_PTRACE_PEEKUSR_3264 0x91
#define PPC_PTRACE_POKEUSR_3264 0x90 #define PPC_PTRACE_POKEUSR_3264 0x90
#endif /* __powerpc64__ */
#endif /* _PPC64_PTRACE_H */ #endif /* _ASM_POWERPC_PTRACE_H */
...@@ -149,31 +149,11 @@ struct rtas_error_log { ...@@ -149,31 +149,11 @@ struct rtas_error_log {
unsigned char buffer[1]; unsigned char buffer[1];
}; };
struct flash_block { /*
char *data; * This can be set by the rtas_flash module so that it can get called
unsigned long length; * as the absolutely last thing before the kernel terminates.
};
/* This struct is very similar but not identical to
* that needed by the rtas flash update.
* All we need to do for rtas is rewrite num_blocks
* into a version/length and translate the pointers
* to absolute.
*/ */
#define FLASH_BLOCKS_PER_NODE ((PAGE_SIZE - 16) / sizeof(struct flash_block)) extern void (*rtas_flash_term_hook)(int);
struct flash_block_list {
unsigned long num_blocks;
struct flash_block_list *next;
struct flash_block blocks[FLASH_BLOCKS_PER_NODE];
};
struct flash_block_list_header { /* just the header of flash_block_list */
unsigned long num_blocks;
struct flash_block_list *next;
};
extern struct flash_block_list_header rtas_firmware_flash_list;
void rtas_fw_restart(char *cmd);
void rtas_fw_power_off(void);
void rtas_fw_halt(void);
extern struct rtas_t rtas; extern struct rtas_t rtas;
......
#ifndef _ASM_PPC64_SIGCONTEXT_H #ifndef _ASM_POWERPC_SIGCONTEXT_H
#define _ASM_PPC64_SIGCONTEXT_H #define _ASM_POWERPC_SIGCONTEXT_H
/* /*
* This program is free software; you can redistribute it and/or * This program is free software; you can redistribute it and/or
...@@ -9,39 +9,44 @@ ...@@ -9,39 +9,44 @@
*/ */
#include <linux/compiler.h> #include <linux/compiler.h>
#include <asm/ptrace.h> #include <asm/ptrace.h>
#ifdef __powerpc64__
#include <asm/elf.h> #include <asm/elf.h>
#endif
struct sigcontext { struct sigcontext {
unsigned long _unused[4]; unsigned long _unused[4];
int signal; int signal;
#ifdef __powerpc64__
int _pad0; int _pad0;
#endif
unsigned long handler; unsigned long handler;
unsigned long oldmask; unsigned long oldmask;
struct pt_regs __user *regs; struct pt_regs __user *regs;
#ifdef __powerpc64__
elf_gregset_t gp_regs; elf_gregset_t gp_regs;
elf_fpregset_t fp_regs; elf_fpregset_t fp_regs;
/* /*
* To maintain compatibility with current implementations the sigcontext is * To maintain compatibility with current implementations the sigcontext is
* extended by appending a pointer (v_regs) to a quadword type (elf_vrreg_t) * extended by appending a pointer (v_regs) to a quadword type (elf_vrreg_t)
* followed by an unstructured (vmx_reserve) field of 69 doublewords. This * followed by an unstructured (vmx_reserve) field of 69 doublewords. This
* allows the array of vector registers to be quadword aligned independent of * allows the array of vector registers to be quadword aligned independent of
* the alignment of the containing sigcontext or ucontext. It is the * the alignment of the containing sigcontext or ucontext. It is the
* responsibility of the code setting the sigcontext to set this pointer to * responsibility of the code setting the sigcontext to set this pointer to
* either NULL (if this processor does not support the VMX feature) or the * either NULL (if this processor does not support the VMX feature) or the
* address of the first quadword within the allocated (vmx_reserve) area. * address of the first quadword within the allocated (vmx_reserve) area.
* *
* The pointer (v_regs) of vector type (elf_vrreg_t) is type compatible with * The pointer (v_regs) of vector type (elf_vrreg_t) is type compatible with
* an array of 34 quadword entries (elf_vrregset_t). The entries with * an array of 34 quadword entries (elf_vrregset_t). The entries with
* indexes 0-31 contain the corresponding vector registers. The entry with * indexes 0-31 contain the corresponding vector registers. The entry with
* index 32 contains the vscr as the last word (offset 12) within the * index 32 contains the vscr as the last word (offset 12) within the
* quadword. This allows the vscr to be stored as either a quadword (since * quadword. This allows the vscr to be stored as either a quadword (since
* it must be copied via a vector register to/from storage) or as a word. * it must be copied via a vector register to/from storage) or as a word.
* The entry with index 33 contains the vrsave as the first word (offset 0) * The entry with index 33 contains the vrsave as the first word (offset 0)
* within the quadword. * within the quadword.
*/ */
elf_vrreg_t __user *v_regs; elf_vrreg_t __user *v_regs;
long vmx_reserve[ELF_NVRREG+ELF_NVRREG+1]; long vmx_reserve[ELF_NVRREG+ELF_NVRREG+1];
#endif
}; };
#endif /* _ASM_PPC64_SIGCONTEXT_H */ #endif /* _ASM_POWERPC_SIGCONTEXT_H */
#ifndef _ASM_POWERPC_STAT_H
#define _ASM_POWERPC_STAT_H
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/types.h>
#define STAT_HAVE_NSEC 1
#ifndef __powerpc64__
struct __old_kernel_stat {
unsigned short st_dev;
unsigned short st_ino;
unsigned short st_mode;
unsigned short st_nlink;
unsigned short st_uid;
unsigned short st_gid;
unsigned short st_rdev;
unsigned long st_size;
unsigned long st_atime;
unsigned long st_mtime;
unsigned long st_ctime;
};
#endif /* !__powerpc64__ */
struct stat {
unsigned long st_dev;
ino_t st_ino;
#ifdef __powerpc64__
nlink_t st_nlink;
mode_t st_mode;
#else
mode_t st_mode;
nlink_t st_nlink;
#endif
uid_t st_uid;
gid_t st_gid;
unsigned long st_rdev;
off_t st_size;
unsigned long st_blksize;
unsigned long st_blocks;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long __unused4;
unsigned long __unused5;
#ifdef __powerpc64__
unsigned long __unused6;
#endif
};
/* This matches struct stat64 in glibc2.1. Only used for 32 bit. */
struct stat64 {
unsigned long long st_dev; /* Device. */
unsigned long long st_ino; /* File serial number. */
unsigned int st_mode; /* File mode. */
unsigned int st_nlink; /* Link count. */
unsigned int st_uid; /* User ID of the file's owner. */
unsigned int st_gid; /* Group ID of the file's group. */
unsigned long long st_rdev; /* Device number, if device. */
unsigned short __pad2;
long long st_size; /* Size of file, in bytes. */
int st_blksize; /* Optimal block size for I/O. */
long long st_blocks; /* Number 512-byte blocks allocated. */
int st_atime; /* Time of last access. */
unsigned int st_atime_nsec;
int st_mtime; /* Time of last modification. */
unsigned int st_mtime_nsec;
int st_ctime; /* Time of last status change. */
unsigned int st_ctime_nsec;
unsigned int __unused4;
unsigned int __unused5;
};
#endif /* _ASM_POWERPC_STAT_H */
#ifndef _ASMPPC_UCONTEXT_H #ifndef _ASM_POWERPC_UCONTEXT_H
#define _ASMPPC_UCONTEXT_H #define _ASM_POWERPC_UCONTEXT_H
#ifdef __powerpc64__
#include <asm/sigcontext.h>
#else
#include <asm/elf.h> #include <asm/elf.h>
#endif
#include <asm/signal.h> #include <asm/signal.h>
#ifndef __powerpc64__
struct mcontext { struct mcontext {
elf_gregset_t mc_gregs; elf_gregset_t mc_gregs;
elf_fpregset_t mc_fregs; elf_fpregset_t mc_fregs;
unsigned long mc_pad[2]; unsigned long mc_pad[2];
elf_vrregset_t mc_vregs __attribute__((__aligned__(16))); elf_vrregset_t mc_vregs __attribute__((__aligned__(16)));
}; };
#endif
struct ucontext { struct ucontext {
unsigned long uc_flags; unsigned long uc_flags;
struct ucontext __user *uc_link; struct ucontext __user *uc_link;
stack_t uc_stack; stack_t uc_stack;
int uc_pad[7]; #ifndef __powerpc64__
int uc_pad[7];
struct mcontext __user *uc_regs;/* points to uc_mcontext field */ struct mcontext __user *uc_regs;/* points to uc_mcontext field */
sigset_t uc_sigmask; #endif
sigset_t uc_sigmask;
/* glibc has 1024-bit signal masks, ours are 64-bit */ /* glibc has 1024-bit signal masks, ours are 64-bit */
int uc_maskext[30]; #ifdef __powerpc64__
int uc_pad2[3]; sigset_t __unused[15]; /* Allow for uc_sigmask growth */
struct mcontext uc_mcontext; struct sigcontext uc_mcontext; /* last for extensibility */
#else
int uc_maskext[30];
int uc_pad2[3];
struct mcontext uc_mcontext;
#endif
}; };
#endif /* !_ASMPPC_UCONTEXT_H */ #endif /* _ASM_POWERPC_UCONTEXT_H */
...@@ -83,6 +83,8 @@ extern uint m8xx_cpm_hostalloc(uint size); ...@@ -83,6 +83,8 @@ extern uint m8xx_cpm_hostalloc(uint size);
extern int m8xx_cpm_hostfree(uint start); extern int m8xx_cpm_hostfree(uint start);
extern void m8xx_cpm_hostdump(void); extern void m8xx_cpm_hostdump(void);
extern void cpm_load_patch(volatile immap_t *immr);
/* Buffer descriptors used by many of the CPM protocols. /* Buffer descriptors used by many of the CPM protocols.
*/ */
typedef struct cpm_buf_desc { typedef struct cpm_buf_desc {
......
#ifndef _PPC_PTRACE_H
#define _PPC_PTRACE_H
/*
* This struct defines the way the registers are stored on the
* kernel stack during a system call or other kernel entry.
*
* this should only contain volatile regs
* since we can keep non-volatile in the thread_struct
* should set this up when only volatiles are saved
* by intr code.
*
* Since this is going on the stack, *CARE MUST BE TAKEN* to insure
* that the overall structure is a multiple of 16 bytes in length.
*
* Note that the offsets of the fields in this struct correspond with
* the PT_* values below. This simplifies arch/ppc/kernel/ptrace.c.
*/
#ifndef __ASSEMBLY__
struct pt_regs {
unsigned long gpr[32];
unsigned long nip;
unsigned long msr;
unsigned long orig_gpr3; /* Used for restarting system calls */
unsigned long ctr;
unsigned long link;
unsigned long xer;
unsigned long ccr;
unsigned long mq; /* 601 only (not used at present) */
/* Used on APUS to hold IPL value. */
unsigned long trap; /* Reason for being here */
/* N.B. for critical exceptions on 4xx, the dar and dsisr
fields are overloaded to hold srr0 and srr1. */
unsigned long dar; /* Fault registers */
unsigned long dsisr; /* on 4xx/Book-E used for ESR */
unsigned long result; /* Result of a system call */
};
#endif /* __ASSEMBLY__ */
#ifdef __KERNEL__
#define STACK_FRAME_OVERHEAD 16 /* size of minimum stack frame */
/* Size of stack frame allocated when calling signal handler. */
#define __SIGNAL_FRAMESIZE 64
#ifndef __ASSEMBLY__
#define instruction_pointer(regs) ((regs)->nip)
#ifdef CONFIG_SMP
extern unsigned long profile_pc(struct pt_regs *regs);
#else
#define profile_pc(regs) instruction_pointer(regs)
#endif
#define user_mode(regs) (((regs)->msr & MSR_PR) != 0)
#define force_successful_syscall_return() \
do { \
current_thread_info()->syscall_noerror = 1; \
} while(0)
/*
* We use the least-significant bit of the trap field to indicate
* whether we have saved the full set of registers, or only a
* partial set. A 1 there means the partial set.
* On 4xx we use the next bit to indicate whether the exception
* is a critical exception (1 means it is).
*/
#define FULL_REGS(regs) (((regs)->trap & 1) == 0)
#define IS_CRITICAL_EXC(regs) (((regs)->trap & 2) == 0)
#define TRAP(regs) ((regs)->trap & ~0xF)
#define CHECK_FULL_REGS(regs) \
do { \
if ((regs)->trap & 1) \
printk(KERN_CRIT "%s: partial register set\n", __FUNCTION__); \
} while (0)
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
/*
* Offsets used by 'ptrace' system call interface.
* These can't be changed without breaking binary compatibility
* with MkLinux, etc.
*/
#define PT_R0 0
#define PT_R1 1
#define PT_R2 2
#define PT_R3 3
#define PT_R4 4
#define PT_R5 5
#define PT_R6 6
#define PT_R7 7
#define PT_R8 8
#define PT_R9 9
#define PT_R10 10
#define PT_R11 11
#define PT_R12 12
#define PT_R13 13
#define PT_R14 14
#define PT_R15 15
#define PT_R16 16
#define PT_R17 17
#define PT_R18 18
#define PT_R19 19
#define PT_R20 20
#define PT_R21 21
#define PT_R22 22
#define PT_R23 23
#define PT_R24 24
#define PT_R25 25
#define PT_R26 26
#define PT_R27 27
#define PT_R28 28
#define PT_R29 29
#define PT_R30 30
#define PT_R31 31
#define PT_NIP 32
#define PT_MSR 33
#ifdef __KERNEL__
#define PT_ORIG_R3 34
#endif
#define PT_CTR 35
#define PT_LNK 36
#define PT_XER 37
#define PT_CCR 38
#define PT_MQ 39
#define PT_FPR0 48 /* each FP reg occupies 2 slots in this space */
#define PT_FPR31 (PT_FPR0 + 2*31)
#define PT_FPSCR (PT_FPR0 + 2*32 + 1)
/* Get/set all the altivec registers vr0..vr31, vscr, vrsave, in one go */
#define PTRACE_GETVRREGS 18
#define PTRACE_SETVRREGS 19
/* Get/set all the upper 32-bits of the SPE registers, accumulator, and
* spefscr, in one go */
#define PTRACE_GETEVRREGS 20
#define PTRACE_SETEVRREGS 21
/*
* Get or set a debug register. The first 16 are DABR registers and the
* second 16 are IABR registers.
*/
#define PTRACE_GET_DEBUGREG 25
#define PTRACE_SET_DEBUGREG 26
#endif
#ifndef _ASM_PPC_SIGCONTEXT_H
#define _ASM_PPC_SIGCONTEXT_H
#include <asm/ptrace.h>
#include <linux/compiler.h>
struct sigcontext {
unsigned long _unused[4];
int signal;
unsigned long handler;
unsigned long oldmask;
struct pt_regs __user *regs;
};
#endif
#ifndef _PPC_STAT_H
#define _PPC_STAT_H
#ifdef __KERNEL__
#include <linux/types.h>
#endif /* __KERNEL__ */
struct __old_kernel_stat {
unsigned short st_dev;
unsigned short st_ino;
unsigned short st_mode;
unsigned short st_nlink;
unsigned short st_uid;
unsigned short st_gid;
unsigned short st_rdev;
unsigned long st_size;
unsigned long st_atime;
unsigned long st_mtime;
unsigned long st_ctime;
};
#define STAT_HAVE_NSEC 1
struct stat {
unsigned st_dev;
ino_t st_ino;
mode_t st_mode;
nlink_t st_nlink;
uid_t st_uid;
gid_t st_gid;
unsigned st_rdev;
off_t st_size;
unsigned long st_blksize;
unsigned long st_blocks;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long __unused4;
unsigned long __unused5;
};
/* This matches struct stat64 in glibc2.1.
*/
struct stat64 {
unsigned long long st_dev; /* Device. */
unsigned long long st_ino; /* File serial number. */
unsigned int st_mode; /* File mode. */
unsigned int st_nlink; /* Link count. */
unsigned int st_uid; /* User ID of the file's owner. */
unsigned int st_gid; /* Group ID of the file's group. */
unsigned long long st_rdev; /* Device number, if device. */
unsigned short int __pad2;
long long st_size; /* Size of file, in bytes. */
long st_blksize; /* Optimal block size for I/O. */
long long st_blocks; /* Number 512-byte blocks allocated. */
long st_atime; /* Time of last access. */
unsigned long st_atime_nsec;
long st_mtime; /* Time of last modification. */
unsigned long int st_mtime_nsec;
long st_ctime; /* Time of last status change. */
unsigned long int st_ctime_nsec;
unsigned long int __unused4;
unsigned long int __unused5;
};
#endif
#ifndef _PPC64_STAT_H
#define _PPC64_STAT_H
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/types.h>
struct stat {
unsigned long st_dev;
ino_t st_ino;
nlink_t st_nlink;
mode_t st_mode;
uid_t st_uid;
gid_t st_gid;
unsigned long st_rdev;
off_t st_size;
unsigned long st_blksize;
unsigned long st_blocks;
unsigned long st_atime;
unsigned long st_atime_nsec;
unsigned long st_mtime;
unsigned long st_mtime_nsec;
unsigned long st_ctime;
unsigned long st_ctime_nsec;
unsigned long __unused4;
unsigned long __unused5;
unsigned long __unused6;
};
#define STAT_HAVE_NSEC 1
/* This matches struct stat64 in glibc2.1. Only used for 32 bit. */
struct stat64 {
unsigned long st_dev; /* Device. */
unsigned long st_ino; /* File serial number. */
unsigned int st_mode; /* File mode. */
unsigned int st_nlink; /* Link count. */
unsigned int st_uid; /* User ID of the file's owner. */
unsigned int st_gid; /* Group ID of the file's group. */
unsigned long st_rdev; /* Device number, if device. */
unsigned short __pad2;
long st_size; /* Size of file, in bytes. */
int st_blksize; /* Optimal block size for I/O. */
long st_blocks; /* Number 512-byte blocks allocated. */
int st_atime; /* Time of last access. */
int st_atime_nsec;
int st_mtime; /* Time of last modification. */
int st_mtime_nsec;
int st_ctime; /* Time of last status change. */
int st_ctime_nsec;
unsigned int __unused4;
unsigned int __unused5;
};
#endif
#ifndef _ASMPPC64_UCONTEXT_H
#define _ASMPPC64_UCONTEXT_H
#include <asm/sigcontext.h>
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
struct ucontext {
unsigned long uc_flags;
struct ucontext *uc_link;
stack_t uc_stack;
sigset_t uc_sigmask;
sigset_t __unsued[15]; /* Allow for uc_sigmask growth */
struct sigcontext uc_mcontext; /* last for extensibility */
};
#endif /* _ASMPPC64_UCONTEXT_H */
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment