diff options
| author | Andi Kleen <ak@suse.de> | 2005-09-12 18:49:23 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-12 10:49:55 -0700 |
| commit | 61c11341ed798db9b99b30c1711c1cf458457806 (patch) | |
| tree | 2e5ff34ede24ca3e88b5f49170fb1b717b80c080 | |
| parent | eddfb4ed290383abf912630fa8dac5acf65c9e55 (diff) | |
[PATCH] x86-64: Remove esr disable hack in APIC code
This was just needed for the Numasaurus, which fortunately
doesn't support x86-64 CPUs.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/x86_64/kernel/apic.c | 21 | ||||
| -rw-r--r-- | include/asm-x86_64/apic.h | 1 |
2 files changed, 1 insertions, 21 deletions
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c index 375d369570c..9af0cc3e2cc 100644 --- a/arch/x86_64/kernel/apic.c +++ b/arch/x86_64/kernel/apic.c @@ -325,14 +325,6 @@ void __cpuinit setup_local_APIC (void) { unsigned int value, ver, maxlvt; - /* Pound the ESR really hard over the head with a big hammer - mbligh */ - if (esr_disable) { - apic_write(APIC_ESR, 0); - apic_write(APIC_ESR, 0); - apic_write(APIC_ESR, 0); - apic_write(APIC_ESR, 0); - } - value = apic_read(APIC_LVR); ver = GET_APIC_VERSION(value); @@ -434,7 +426,7 @@ void __cpuinit setup_local_APIC (void) value |= APIC_LVT_LEVEL_TRIGGER; apic_write_around(APIC_LVT1, value); - if (APIC_INTEGRATED(ver) && !esr_disable) { /* !82489DX */ + { unsigned oldvalue; maxlvt = get_maxlvt(); if (maxlvt > 3) /* Due to the Pentium erratum 3AP. */ @@ -452,17 +444,6 @@ void __cpuinit setup_local_APIC (void) apic_printk(APIC_VERBOSE, "ESR value after enabling vector: %08x, after %08x\n", oldvalue, value); - } else { - if (esr_disable) - /* - * Something untraceble is creating bad interrupts on - * secondary quads ... for the moment, just leave the - * ESR disabled - we can't do anything useful with the - * errors anyway - mbligh - */ - apic_printk(APIC_DEBUG, "Leaving ESR disabled.\n"); - else - apic_printk(APIC_DEBUG, "No ESR for 82489DX.\n"); } nmi_watchdog_default(); diff --git a/include/asm-x86_64/apic.h b/include/asm-x86_64/apic.h index 16ec82e16b2..1559d78894a 100644 --- a/include/asm-x86_64/apic.h +++ b/include/asm-x86_64/apic.h @@ -111,7 +111,6 @@ extern unsigned int nmi_watchdog; #endif /* CONFIG_X86_LOCAL_APIC */ -#define esr_disable 0 extern unsigned boot_cpu_id; #endif /* __ASM_APIC_H */ |