diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2009-04-08 12:31:24 +0200 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-05-28 09:24:11 -0700 |
| commit | ba2d0f2b0c56d7174a0208f7c463271f39040728 (patch) | |
| tree | d08c3297c7f644ce70952f0bf1ff2ff023d174a3 /arch/x86 | |
| parent | b659294b779565c60f5e12ef505328e2b974eb62 (diff) | |
x86, mce: Cleanup symbols in intel thermal codes
Decode magic constants and turn them into symbols.
[ Cleanup to use symbols already exists - HS ]
[ Impact: cleanup ]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/msr-index.h | 7 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce_intel.c | 9 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce_intel_64.c | 2 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/p4.c | 2 |
4 files changed, 14 insertions, 6 deletions
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index ec41fc16c16..c8640469508 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -208,7 +208,14 @@ #define MSR_IA32_THERM_CONTROL 0x0000019a #define MSR_IA32_THERM_INTERRUPT 0x0000019b + +#define THERM_INT_LOW_ENABLE (1 << 0) +#define THERM_INT_HIGH_ENABLE (1 << 1) + #define MSR_IA32_THERM_STATUS 0x0000019c + +#define THERM_STATUS_PROCHOT (1 << 0) + #define MSR_IA32_MISC_ENABLE 0x000001a0 /* MISC_ENABLE bits: architectural */ diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c index bad3cbb0e56..2b011d2d857 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_intel.c +++ b/arch/x86/kernel/cpu/mcheck/mce_intel.c @@ -32,13 +32,13 @@ void intel_init_thermal(struct cpuinfo_x86 *c) */ rdmsr(MSR_IA32_MISC_ENABLE, l, h); h = apic_read(APIC_LVTTHMR); - if ((l & (1 << 3)) && (h & APIC_DM_SMI)) { + if ((l & MSR_IA32_MISC_ENABLE_TM1) && (h & APIC_DM_SMI)) { printk(KERN_DEBUG "CPU%d: Thermal monitoring handled by SMI\n", cpu); return; } - if (cpu_has(c, X86_FEATURE_TM2) && (l & (1 << 13))) + if (cpu_has(c, X86_FEATURE_TM2) && (l & MSR_IA32_MISC_ENABLE_TM2)) tm2 = 1; /* Check whether a vector already exists */ @@ -54,12 +54,13 @@ void intel_init_thermal(struct cpuinfo_x86 *c) apic_write(APIC_LVTTHMR, h); rdmsr(MSR_IA32_THERM_INTERRUPT, l, h); - wrmsr(MSR_IA32_THERM_INTERRUPT, l | 0x03, h); + wrmsr(MSR_IA32_THERM_INTERRUPT, + l | (THERM_INT_LOW_ENABLE | THERM_INT_HIGH_ENABLE), h); intel_set_thermal_handler(); rdmsr(MSR_IA32_MISC_ENABLE, l, h); - wrmsr(MSR_IA32_MISC_ENABLE, l | (1 << 3), h); + wrmsr(MSR_IA32_MISC_ENABLE, l | MSR_IA32_MISC_ENABLE_TM1, h); /* Unmask the thermal vector: */ l = apic_read(APIC_LVTTHMR); diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel_64.c b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c index 38f9632306f..13abafcb72e 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_intel_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c @@ -29,7 +29,7 @@ asmlinkage void smp_thermal_interrupt(void) irq_enter(); rdmsrl(MSR_IA32_THERM_STATUS, msr_val); - if (therm_throt_process(msr_val & 1)) + if (therm_throt_process(msr_val & THERM_STATUS_PROCHOT)) mce_log_therm_throt_event(msr_val); inc_irq_stat(irq_thermal_count); diff --git a/arch/x86/kernel/cpu/mcheck/p4.c b/arch/x86/kernel/cpu/mcheck/p4.c index f979ffea330..82cee108a2d 100644 --- a/arch/x86/kernel/cpu/mcheck/p4.c +++ b/arch/x86/kernel/cpu/mcheck/p4.c @@ -51,7 +51,7 @@ static void intel_thermal_interrupt(struct pt_regs *regs) ack_APIC_irq(); rdmsrl(MSR_IA32_THERM_STATUS, msr_val); - therm_throt_process(msr_val & 0x1); + therm_throt_process(msr_val & THERM_STATUS_PROCHOT); } /* Thermal interrupt handler for this CPU setup: */ |