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authorAndi Kleen <ak@suse.de>2006-09-26 10:52:30 +0200
committerAndi Kleen <andi@basil.nowhere.org>2006-09-26 10:52:30 +0200
commita8fcf1a24a16e1c735c795d99773b5dcefb71518 (patch)
treec1edcfe3b21dcee6d5f25a4461607a3dd785419c /arch/x86_64/kernel/mpparse.c
parente50991343488edf25d58820be1684322808c763c (diff)
[PATCH] Remove obsolete PIC mode
PIC mode is an outdated way to drive the APICs that was used on some early MP boards. It is not supported in the ACPI model. It is unlikely to be ever configured by any x86-64 system Remove it thus. Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'arch/x86_64/kernel/mpparse.c')
-rw-r--r--arch/x86_64/kernel/mpparse.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c
index 90e99cf27aa..02262450355 100644
--- a/arch/x86_64/kernel/mpparse.c
+++ b/arch/x86_64/kernel/mpparse.c
@@ -56,7 +56,6 @@ struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
int mp_irq_entries;
int nr_ioapics;
-int pic_mode;
unsigned long mp_lapic_addr = 0;
@@ -514,13 +513,6 @@ void __init get_smp_config (void)
printk(KERN_INFO "Using ACPI for processor (LAPIC) configuration information\n");
printk("Intel MultiProcessor Specification v1.%d\n", mpf->mpf_specification);
- if (mpf->mpf_feature2 & (1<<7)) {
- printk(KERN_INFO " IMCR and PIC compatibility mode.\n");
- pic_mode = 1;
- } else {
- printk(KERN_INFO " Virtual Wire compatibility mode.\n");
- pic_mode = 0;
- }
/*
* Now see if we need to read further.