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powerpc: provide ppc_md.panic() for both ppc32 & ppc64

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Allow boards to provide a panic callback on ppc32.  Moved the code to sets
this up into setup-common.c so its shared between ppc32 & ppc64.  Also moved
do_init_bootmem prototype into setup.h.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala
2006-05-05 00:02:08 -05:00
parent 5a43ee6562
commit 7e990266c8
4 changed files with 23 additions and 19 deletions
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18
arch/powerpc/kernel/setup_64.c
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@@ -100,12 +100,6 @@ unsigned long SYSRQ_KEY;
#endif /* CONFIG_MAGIC_SYSRQ */
static int ppc64_panic_event(struct notifier_block *, unsigned long, void *);
static struct notifier_block ppc64_panic_block = {
.notifier_call = ppc64_panic_event,
.priority = INT_MIN /* may not return; must be done last */
};
#ifdef CONFIG_SMP
static int smt_enabled_cmdline;
@@ -456,13 +450,6 @@ void __init setup_system(void)
DBG(" <- setup_system()\n");
}
static int ppc64_panic_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
ppc_md.panic((char *)ptr); /* May not return */
return NOTIFY_DONE;
}
#ifdef CONFIG_IRQSTACKS
static void __init irqstack_early_init(void)
{
@@ -517,8 +504,6 @@ static void __init emergency_stack_init(void)
*/
void __init setup_arch(char **cmdline_p)
{
extern void do_init_bootmem(void);
ppc64_boot_msg(0x12, "Setup Arch");
*cmdline_p = cmd_line;
@@ -535,8 +520,7 @@ void __init setup_arch(char **cmdline_p)
panic_timeout = 180;
if (ppc_md.panic)
atomic_notifier_chain_register(&panic_notifier_list,
&ppc64_panic_block);
setup_panic();
init_mm.start_code = PAGE_OFFSET;
init_mm.end_code = (unsigned long) _etext;