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authorKumar Gala <galak@kernel.crashing.org>2006-05-05 00:02:08 -0500
committerKumar Gala <galak@kernel.crashing.org>2006-05-05 00:02:08 -0500
commit7e990266c845d7f712c96013891aaf74baef198f (patch)
tree92bc569003abdfd53b53f1081132469d92497ded /arch/powerpc/kernel/setup-common.c
parent5a43ee65620d628ba04deecf241b63b2410b97f2 (diff)
powerpc: provide ppc_md.panic() for both ppc32 & ppc64
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>
Diffstat (limited to 'arch/powerpc/kernel/setup-common.c')
-rw-r--r--arch/powerpc/kernel/setup-common.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 684ab1d49c65..88de557fe046 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -524,3 +524,20 @@ int check_legacy_ioport(unsigned long base_port)
return ppc_md.check_legacy_ioport(base_port);
}
EXPORT_SYMBOL(check_legacy_ioport);
+
+static int ppc_panic_event(struct notifier_block *this,
+ unsigned long event, void *ptr)
+{
+ ppc_md.panic(ptr); /* May not return */
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block ppc_panic_block = {
+ .notifier_call = ppc_panic_event,
+ .priority = INT_MIN /* may not return; must be done last */
+};
+
+void __init setup_panic(void)
+{
+ atomic_notifier_chain_register(&panic_notifier_list, &ppc_panic_block);
+}