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authorMikael Starvik <mikael.starvik@axis.com>2005-07-27 11:44:32 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-07-27 16:25:59 -0700
commit059163cabc01a15b9e2cf10e5de5b6dc06e0da1f (patch)
treed053763ad90eeb4a6835d2ff888f2d36428f881c /arch/cris/arch-v10
parent05b4c28cba8dc48505322988340307073c353b1e (diff)
downloadop-kernel-dev-059163cabc01a15b9e2cf10e5de5b6dc06e0da1f.zip
op-kernel-dev-059163cabc01a15b9e2cf10e5de5b6dc06e0da1f.tar.gz
[PATCH] CRIS update: debug
Improvements to crash debug code. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/cris/arch-v10')
-rw-r--r--arch/cris/arch-v10/kernel/traps.c37
1 files changed, 22 insertions, 15 deletions
diff --git a/arch/cris/arch-v10/kernel/traps.c b/arch/cris/arch-v10/kernel/traps.c
index da491f4..34a27ea 100644
--- a/arch/cris/arch-v10/kernel/traps.c
+++ b/arch/cris/arch-v10/kernel/traps.c
@@ -1,4 +1,4 @@
-/* $Id: traps.c,v 1.2 2003/07/04 08:27:41 starvik Exp $
+/* $Id: traps.c,v 1.4 2005/04/24 18:47:55 starvik Exp $
*
* linux/arch/cris/arch-v10/traps.c
*
@@ -16,6 +16,8 @@
#include <asm/uaccess.h>
#include <asm/arch/sv_addr_ag.h>
+extern int raw_printk(const char *fmt, ...);
+
void
show_registers(struct pt_regs * regs)
{
@@ -26,18 +28,18 @@ show_registers(struct pt_regs * regs)
register. */
unsigned long usp = rdusp();
- printk("IRP: %08lx SRP: %08lx DCCR: %08lx USP: %08lx MOF: %08lx\n",
+ raw_printk("IRP: %08lx SRP: %08lx DCCR: %08lx USP: %08lx MOF: %08lx\n",
regs->irp, regs->srp, regs->dccr, usp, regs->mof );
- printk(" r0: %08lx r1: %08lx r2: %08lx r3: %08lx\n",
+ raw_printk(" r0: %08lx r1: %08lx r2: %08lx r3: %08lx\n",
regs->r0, regs->r1, regs->r2, regs->r3);
- printk(" r4: %08lx r5: %08lx r6: %08lx r7: %08lx\n",
+ raw_printk(" r4: %08lx r5: %08lx r6: %08lx r7: %08lx\n",
regs->r4, regs->r5, regs->r6, regs->r7);
- printk(" r8: %08lx r9: %08lx r10: %08lx r11: %08lx\n",
+ raw_printk(" r8: %08lx r9: %08lx r10: %08lx r11: %08lx\n",
regs->r8, regs->r9, regs->r10, regs->r11);
- printk("r12: %08lx r13: %08lx oR10: %08lx\n",
- regs->r12, regs->r13, regs->orig_r10);
- printk("R_MMU_CAUSE: %08lx\n", (unsigned long)*R_MMU_CAUSE);
- printk("Process %s (pid: %d, stackpage=%08lx)\n",
+ raw_printk("r12: %08lx r13: %08lx oR10: %08lx sp: %08lx\n",
+ regs->r12, regs->r13, regs->orig_r10, regs);
+ raw_printk("R_MMU_CAUSE: %08lx\n", (unsigned long)*R_MMU_CAUSE);
+ raw_printk("Process %s (pid: %d, stackpage=%08lx)\n",
current->comm, current->pid, (unsigned long)current);
/*
@@ -53,7 +55,7 @@ show_registers(struct pt_regs * regs)
if (usp != 0)
show_stack (NULL, NULL);
- printk("\nCode: ");
+ raw_printk("\nCode: ");
if(regs->irp < PAGE_OFFSET)
goto bad;
@@ -70,16 +72,16 @@ show_registers(struct pt_regs * regs)
unsigned char c;
if(__get_user(c, &((unsigned char*)regs->irp)[i])) {
bad:
- printk(" Bad IP value.");
+ raw_printk(" Bad IP value.");
break;
}
if (i == 0)
- printk("(%02x) ", c);
+ raw_printk("(%02x) ", c);
else
- printk("%02x ", c);
+ raw_printk("%02x ", c);
}
- printk("\n");
+ raw_printk("\n");
}
}
@@ -121,7 +123,7 @@ die_if_kernel(const char * str, struct pt_regs * regs, long err)
stop_watchdog();
#endif
- printk("%s: %04lx\n", str, err & 0xffff);
+ raw_printk("%s: %04lx\n", str, err & 0xffff);
show_registers(regs);
@@ -130,3 +132,8 @@ die_if_kernel(const char * str, struct pt_regs * regs, long err)
#endif
do_exit(SIGSEGV);
}
+
+void arch_enable_nmi(void)
+{
+ asm volatile("setf m");
+}
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