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authorCyrill Gorcunov <gorcunov@gmail.com>2008-07-24 13:52:29 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-24 13:52:29 +0200
commitd4c63ec060f3315653c0ae5bc3a7fe2419a2282f (patch)
tree6dad9a1617786172eb142f4cef8baf7a17bed05f /arch/x86/kernel/apic_32.c
parent36a028de785c6e6f15ac84f8b3b087b89137ea26 (diff)
x86: apic unification - merge down enable_NMI_through_LVT0
No code change on binary level. Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> Cc: macro@linux-mips.org Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/apic_32.c')
-rw-r--r--arch/x86/kernel/apic_32.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 447dd8c5c0e9..01708f128eee 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -172,11 +172,15 @@ u32 safe_apic_wait_icr_idle(void)
*/
void __cpuinit enable_NMI_through_LVT0(void)
{
- unsigned int v = APIC_DM_NMI;
+ unsigned int v;
+
+ /* unmask and set to NMI */
+ v = APIC_DM_NMI;
- /* Level triggered for 82489DX */
+ /* Level triggered for 82489DX (32bit mode) */
if (!lapic_is_integrated())
v |= APIC_LVT_LEVEL_TRIGGER;
+
apic_write(APIC_LVT0, v);
}