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-rw-r--r--arch/ppc/kernel/head_44x.S2
-rw-r--r--arch/ppc/kernel/setup.c1
-rw-r--r--arch/ppc/kernel/traps.c98
-rw-r--r--arch/ppc/mm/44x_mmu.c51
-rw-r--r--arch/ppc/platforms/85xx/stx_gp3.c1
-rw-r--r--arch/ppc/platforms/ev64260.c4
-rw-r--r--arch/ppc/platforms/prep_pci.c1
-rw-r--r--arch/ppc/syslib/gt64260_pic.c1
-rw-r--r--arch/ppc/syslib/mpc52xx_pic.c1
-rw-r--r--arch/ppc/syslib/mv64360_pic.c1
-rw-r--r--arch/ppc/syslib/ocp.c2
-rw-r--r--arch/ppc/syslib/ppc83xx_setup.c1
-rw-r--r--arch/ppc/syslib/ppc8xx_pic.c2
-rw-r--r--arch/ppc/syslib/ppc_sys.c2
-rw-r--r--arch/ppc/xmon/start.c1
15 files changed, 89 insertions, 80 deletions
diff --git a/arch/ppc/kernel/head_44x.S b/arch/ppc/kernel/head_44x.S
index 75bbc937ed73..ebb5a403829f 100644
--- a/arch/ppc/kernel/head_44x.S
+++ b/arch/ppc/kernel/head_44x.S
@@ -195,7 +195,7 @@ skpinv: addi r4,r4,1 /* Increment */
li r5,0
ori r5,r5,(PPC44x_TLB_SW | PPC44x_TLB_SR | PPC44x_TLB_I | PPC44x_TLB_G)
- li r0,0 /* TLB slot 0 */
+ li r0,62 /* TLB slot 62 */
tlbwe r3,r0,PPC44x_TLB_PAGEID /* Load the pageid fields */
tlbwe r4,r0,PPC44x_TLB_XLAT /* Load the translation fields */
diff --git a/arch/ppc/kernel/setup.c b/arch/ppc/kernel/setup.c
index 5255bd80aa6b..3c453029f1c5 100644
--- a/arch/ppc/kernel/setup.c
+++ b/arch/ppc/kernel/setup.c
@@ -37,7 +37,6 @@
#include <asm/nvram.h>
#include <asm/xmon.h>
#include <asm/ocp.h>
-#include <asm/prom.h>
#define USES_PPC_SYS (defined(CONFIG_85xx) || defined(CONFIG_83xx) || \
defined(CONFIG_MPC10X_BRIDGE) || defined(CONFIG_8260) || \
diff --git a/arch/ppc/kernel/traps.c b/arch/ppc/kernel/traps.c
index c78568905c3b..25a1085fbd01 100644
--- a/arch/ppc/kernel/traps.c
+++ b/arch/ppc/kernel/traps.c
@@ -231,39 +231,25 @@ platform_machine_check(struct pt_regs *regs)
{
}
-void machine_check_exception(struct pt_regs *regs)
+#if defined(CONFIG_4xx)
+int machine_check_4xx(struct pt_regs *regs)
{
unsigned long reason = get_mc_reason(regs);
- if (user_mode(regs)) {
- regs->msr |= MSR_RI;
- _exception(SIGBUS, regs, BUS_ADRERR, regs->nip);
- return;
- }
-
-#if defined(CONFIG_8xx) && defined(CONFIG_PCI)
- /* the qspan pci read routines can cause machine checks -- Cort */
- bad_page_fault(regs, regs->dar, SIGBUS);
- return;
-#endif
-
- if (debugger_fault_handler) {
- debugger_fault_handler(regs);
- regs->msr |= MSR_RI;
- return;
- }
-
- if (check_io_access(regs))
- return;
-
-#if defined(CONFIG_4xx) && !defined(CONFIG_440A)
if (reason & ESR_IMCP) {
printk("Instruction");
mtspr(SPRN_ESR, reason & ~ESR_IMCP);
} else
printk("Data");
printk(" machine check in kernel mode.\n");
-#elif defined(CONFIG_440A)
+
+ return 0;
+}
+
+int machine_check_440A(struct pt_regs *regs)
+{
+ unsigned long reason = get_mc_reason(regs);
+
printk("Machine check in kernel mode.\n");
if (reason & ESR_IMCP){
printk("Instruction Synchronous Machine Check exception\n");
@@ -293,7 +279,13 @@ void machine_check_exception(struct pt_regs *regs)
/* Clear MCSR */
mtspr(SPRN_MCSR, mcsr);
}
-#elif defined (CONFIG_E500)
+ return 0;
+}
+#elif defined(CONFIG_E500)
+int machine_check_e500(struct pt_regs *regs)
+{
+ unsigned long reason = get_mc_reason(regs);
+
printk("Machine check in kernel mode.\n");
printk("Caused by (from MCSR=%lx): ", reason);
@@ -305,8 +297,6 @@ void machine_check_exception(struct pt_regs *regs)
printk("Data Cache Push Parity Error\n");
if (reason & MCSR_DCPERR)
printk("Data Cache Parity Error\n");
- if (reason & MCSR_GL_CI)
- printk("Guarded Load or Cache-Inhibited stwcx.\n");
if (reason & MCSR_BUS_IAERR)
printk("Bus - Instruction Address Error\n");
if (reason & MCSR_BUS_RAERR)
@@ -318,12 +308,19 @@ void machine_check_exception(struct pt_regs *regs)
if (reason & MCSR_BUS_RBERR)
printk("Bus - Read Data Bus Error\n");
if (reason & MCSR_BUS_WBERR)
- printk("Bus - Write Data Bus Error\n");
+ printk("Bus - Read Data Bus Error\n");
if (reason & MCSR_BUS_IPERR)
printk("Bus - Instruction Parity Error\n");
if (reason & MCSR_BUS_RPERR)
printk("Bus - Read Parity Error\n");
-#elif defined (CONFIG_E200)
+
+ return 0;
+}
+#elif defined(CONFIG_E200)
+int machine_check_e200(struct pt_regs *regs)
+{
+ unsigned long reason = get_mc_reason(regs);
+
printk("Machine check in kernel mode.\n");
printk("Caused by (from MCSR=%lx): ", reason);
@@ -341,7 +338,14 @@ void machine_check_exception(struct pt_regs *regs)
printk("Bus - Read Bus Error on data load\n");
if (reason & MCSR_BUS_WRERR)
printk("Bus - Write Bus Error on buffered store or cache line push\n");
-#else /* !CONFIG_4xx && !CONFIG_E500 && !CONFIG_E200 */
+
+ return 0;
+}
+#else
+int machine_check_generic(struct pt_regs *regs)
+{
+ unsigned long reason = get_mc_reason(regs);
+
printk("Machine check in kernel mode.\n");
printk("Caused by (from SRR1=%lx): ", reason);
switch (reason & 0x601F0000) {
@@ -371,7 +375,39 @@ void machine_check_exception(struct pt_regs *regs)
default:
printk("Unknown values in msr\n");
}
-#endif /* CONFIG_4xx */
+ return 0;
+}
+#endif /* everything else */
+
+void machine_check_exception(struct pt_regs *regs)
+{
+ int recover = 0;
+
+ if (cur_cpu_spec->machine_check)
+ recover = cur_cpu_spec->machine_check(regs);
+ if (recover > 0)
+ return;
+
+ if (user_mode(regs)) {
+ regs->msr |= MSR_RI;
+ _exception(SIGBUS, regs, BUS_ADRERR, regs->nip);
+ return;
+ }
+
+#if defined(CONFIG_8xx) && defined(CONFIG_PCI)
+ /* the qspan pci read routines can cause machine checks -- Cort */
+ bad_page_fault(regs, regs->dar, SIGBUS);
+ return;
+#endif
+
+ if (debugger_fault_handler) {
+ debugger_fault_handler(regs);
+ regs->msr |= MSR_RI;
+ return;
+ }
+
+ if (check_io_access(regs))
+ return;
/*
* Optional platform-provided routine to print out
diff --git a/arch/ppc/mm/44x_mmu.c b/arch/ppc/mm/44x_mmu.c
index 6536a25cfcb8..fbb577a0d165 100644
--- a/arch/ppc/mm/44x_mmu.c
+++ b/arch/ppc/mm/44x_mmu.c
@@ -60,38 +60,28 @@ extern char etext[], _stext[];
* Just needed it declared someplace.
*/
unsigned int tlb_44x_index = 0;
-unsigned int tlb_44x_hwater = 62;
+unsigned int tlb_44x_hwater = PPC4XX_TLB_SIZE - 1 - PPC44x_EARLY_TLBS;
int icache_44x_need_flush;
/*
* "Pins" a 256MB TLB entry in AS0 for kernel lowmem
*/
-static void __init
-ppc44x_pin_tlb(int slot, unsigned int virt, unsigned int phys)
+static void __init ppc44x_pin_tlb(unsigned int virt, unsigned int phys)
{
- unsigned long attrib = 0;
-
- __asm__ __volatile__("\
- clrrwi %2,%2,10\n\
- ori %2,%2,%4\n\
- clrrwi %1,%1,10\n\
- li %0,0\n\
- ori %0,%0,%5\n\
- tlbwe %2,%3,%6\n\
- tlbwe %1,%3,%7\n\
- tlbwe %0,%3,%8"
+ __asm__ __volatile__(
+ "tlbwe %2,%3,%4\n"
+ "tlbwe %1,%3,%5\n"
+ "tlbwe %0,%3,%6\n"
:
- : "r" (attrib), "r" (phys), "r" (virt), "r" (slot),
- "i" (PPC44x_TLB_VALID | PPC44x_TLB_256M),
- "i" (PPC44x_TLB_SW | PPC44x_TLB_SR | PPC44x_TLB_SX | PPC44x_TLB_G),
+ : "r" (PPC44x_TLB_SW | PPC44x_TLB_SR | PPC44x_TLB_SX | PPC44x_TLB_G),
+ "r" (phys),
+ "r" (virt | PPC44x_TLB_VALID | PPC44x_TLB_256M),
+ "r" (tlb_44x_hwater--), /* slot for this TLB entry */
"i" (PPC44x_TLB_PAGEID),
"i" (PPC44x_TLB_XLAT),
"i" (PPC44x_TLB_ATTRIB));
}
-/*
- * MMU_init_hw does the chip-specific initialization of the MMU hardware.
- */
void __init MMU_init_hw(void)
{
flush_instruction_cache();
@@ -99,22 +89,13 @@ void __init MMU_init_hw(void)
unsigned long __init mmu_mapin_ram(void)
{
- unsigned int pinned_tlbs = 1;
- int i;
-
- /* Determine number of entries necessary to cover lowmem */
- pinned_tlbs = (unsigned int)
- (_ALIGN(total_lowmem, PPC_PIN_SIZE) >> PPC44x_PIN_SHIFT);
-
- /* Write upper watermark to save location */
- tlb_44x_hwater = PPC44x_LOW_SLOT - pinned_tlbs;
+ unsigned long addr;
- /* If necessary, set additional pinned TLBs */
- if (pinned_tlbs > 1)
- for (i = (PPC44x_LOW_SLOT-(pinned_tlbs-1)); i < PPC44x_LOW_SLOT; i++) {
- unsigned int phys_addr = (PPC44x_LOW_SLOT-i) * PPC_PIN_SIZE;
- ppc44x_pin_tlb(i, phys_addr+PAGE_OFFSET, phys_addr);
- }
+ /* Pin in enough TLBs to cover any lowmem not covered by the
+ * initial 256M mapping established in head_44x.S */
+ for (addr = PPC_PIN_SIZE; addr < total_lowmem;
+ addr += PPC_PIN_SIZE)
+ ppc44x_pin_tlb(addr + PAGE_OFFSET, addr);
return total_lowmem;
}
diff --git a/arch/ppc/platforms/85xx/stx_gp3.c b/arch/ppc/platforms/85xx/stx_gp3.c
index b1f5b737c70d..731b40eacfdb 100644
--- a/arch/ppc/platforms/85xx/stx_gp3.c
+++ b/arch/ppc/platforms/85xx/stx_gp3.c
@@ -50,7 +50,6 @@
#include <asm/irq.h>
#include <asm/immap_85xx.h>
#include <asm/cpm2.h>
-#include <asm/mpc85xx.h>
#include <asm/ppc_sys.h>
#include <syslib/cpm2_pic.h>
diff --git a/arch/ppc/platforms/ev64260.c b/arch/ppc/platforms/ev64260.c
index 976270d537c1..c1f77e1d368e 100644
--- a/arch/ppc/platforms/ev64260.c
+++ b/arch/ppc/platforms/ev64260.c
@@ -336,7 +336,7 @@ ev64260_early_serial_map(void)
#endif
if (early_serial_setup(&port) != 0)
- printk(KERN_WARNING "Early serial init of port 0"
+ printk(KERN_WARNING "Early serial init of port 0 "
"failed\n");
first_time = 0;
@@ -388,7 +388,7 @@ ev64260_setup_arch(void)
ev64260_early_serial_map();
#endif
- printk(KERN_INFO "%s %s port (C) 2001 MontaVista Software, Inc."
+ printk(KERN_INFO "%s %s port (C) 2001 MontaVista Software, Inc. "
"(source@mvista.com)\n", BOARD_VENDOR, BOARD_MACHINE);
if (ppc_md.progress)
diff --git a/arch/ppc/platforms/prep_pci.c b/arch/ppc/platforms/prep_pci.c
index 1df3150f016e..8ed433e2a5c7 100644
--- a/arch/ppc/platforms/prep_pci.c
+++ b/arch/ppc/platforms/prep_pci.c
@@ -1099,7 +1099,6 @@ prep_pib_init(void)
pci_write_config_byte(dev, 0x43, reg);
}
}
- pci_dev_put(dev);
}
if ((dev = pci_get_device(PCI_VENDOR_ID_WINBOND,
diff --git a/arch/ppc/syslib/gt64260_pic.c b/arch/ppc/syslib/gt64260_pic.c
index e84d432c0657..3b4fcca5d1e1 100644
--- a/arch/ppc/syslib/gt64260_pic.c
+++ b/arch/ppc/syslib/gt64260_pic.c
@@ -35,7 +35,6 @@
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/signal.h>
-#include <linux/stddef.h>
#include <linux/delay.h>
#include <linux/irq.h>
diff --git a/arch/ppc/syslib/mpc52xx_pic.c b/arch/ppc/syslib/mpc52xx_pic.c
index af35a316544a..f58149c03b0f 100644
--- a/arch/ppc/syslib/mpc52xx_pic.c
+++ b/arch/ppc/syslib/mpc52xx_pic.c
@@ -20,7 +20,6 @@
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/signal.h>
-#include <linux/stddef.h>
#include <linux/delay.h>
#include <linux/irq.h>
diff --git a/arch/ppc/syslib/mv64360_pic.c b/arch/ppc/syslib/mv64360_pic.c
index 4b7a3338e122..2dd2dc5cd404 100644
--- a/arch/ppc/syslib/mv64360_pic.c
+++ b/arch/ppc/syslib/mv64360_pic.c
@@ -36,7 +36,6 @@
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/signal.h>
-#include <linux/stddef.h>
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
diff --git a/arch/ppc/syslib/ocp.c b/arch/ppc/syslib/ocp.c
index 3f5be2c5ce99..d42d4085dc81 100644
--- a/arch/ppc/syslib/ocp.c
+++ b/arch/ppc/syslib/ocp.c
@@ -376,7 +376,7 @@ ocp_remove_one_device(unsigned int vendor, unsigned int function, int index)
down_write(&ocp_devices_sem);
dev = __ocp_find_device(vendor, function, index);
- list_del((struct list_head *)dev);
+ list_del(&dev->link);
up_write(&ocp_devices_sem);
DBG(("ocp: ocp_remove_one_device(vendor: %x, function: %x, index: %d)... done.\n", vendor, function, index));
diff --git a/arch/ppc/syslib/ppc83xx_setup.c b/arch/ppc/syslib/ppc83xx_setup.c
index ec466db52114..ea372914dd6e 100644
--- a/arch/ppc/syslib/ppc83xx_setup.c
+++ b/arch/ppc/syslib/ppc83xx_setup.c
@@ -41,7 +41,6 @@
#include <syslib/ppc83xx_setup.h>
#if defined(CONFIG_PCI)
-#include <asm/delay.h>
#include <syslib/ppc83xx_pci.h>
#endif
diff --git a/arch/ppc/syslib/ppc8xx_pic.c b/arch/ppc/syslib/ppc8xx_pic.c
index e8619c750732..bce9a75c80e3 100644
--- a/arch/ppc/syslib/ppc8xx_pic.c
+++ b/arch/ppc/syslib/ppc8xx_pic.c
@@ -16,7 +16,7 @@ extern int cpm_get_irq(void);
* the only interrupt controller. Some boards, like the MBX and
* Sandpoint have the 8259 as a secondary controller. Depending
* upon the processor type, the internal controller can have as
- * few as 16 interrups or as many as 64. We could use the
+ * few as 16 interrupts or as many as 64. We could use the
* "clear_bit()" and "set_bit()" functions like other platforms,
* but they are overkill for us.
*/
diff --git a/arch/ppc/syslib/ppc_sys.c b/arch/ppc/syslib/ppc_sys.c
index 2d48018b71d9..837183c24dfc 100644
--- a/arch/ppc/syslib/ppc_sys.c
+++ b/arch/ppc/syslib/ppc_sys.c
@@ -185,7 +185,7 @@ void platform_notify_map(const struct platform_notify_dev_map *map,
*/
/*
- Here we'll replace .name pointers with fixed-lenght strings
+ Here we'll replace .name pointers with fixed-length strings
Hereby, this should be called *before* any func stuff triggeded.
*/
void ppc_sys_device_initfunc(void)
diff --git a/arch/ppc/xmon/start.c b/arch/ppc/xmon/start.c
index 8f0b953179fa..9056fe58aaa1 100644
--- a/arch/ppc/xmon/start.c
+++ b/arch/ppc/xmon/start.c
@@ -10,7 +10,6 @@
#include <linux/sysrq.h>
#include <linux/bitops.h>
#include <asm/xmon.h>
-#include <asm/machdep.h>
#include <asm/errno.h>
#include <asm/processor.h>
#include <asm/delay.h>
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