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microblaze_mmu_v2: Traps MMU update

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Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek
2009-05-26 16:30:27 +02:00
parent 65504a47e0
commit 17f3324c3e
2 changed files with 42 additions and 16 deletions
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34
arch/microblaze/kernel/traps.c
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@@ -97,3 +97,37 @@ void dump_stack(void)
show_stack(NULL, NULL);
}
EXPORT_SYMBOL(dump_stack);
#ifdef CONFIG_MMU
void __bug(const char *file, int line, void *data)
{
if (data)
printk(KERN_CRIT "kernel BUG at %s:%d (data = %p)!\n",
file, line, data);
else
printk(KERN_CRIT "kernel BUG at %s:%d!\n", file, line);
machine_halt();
}
int bad_trap(int trap_num, struct pt_regs *regs)
{
printk(KERN_CRIT
"unimplemented trap %d called at 0x%08lx, pid %d!\n",
trap_num, regs->pc, current->pid);
return -ENOSYS;
}
int debug_trap(struct pt_regs *regs)
{
int i;
printk(KERN_CRIT "debug trap\n");
for (i = 0; i < 32; i++) {
/* printk("r%i:%08X\t",i,regs->gpr[i]); */
if ((i % 4) == 3)
printk(KERN_CRIT "\n");
}
printk(KERN_CRIT "pc:%08lX\tmsr:%08lX\n", regs->pc, regs->msr);
return -ENOSYS;
}
#endif