x86, mce: Cleanup symbols in intel thermal codes
authorThomas Gleixner <tglx@linutronix.de>
Wed, 8 Apr 2009 10:31:24 +0000 (12:31 +0200)
committerH. Peter Anvin <hpa@zytor.com>
Thu, 28 May 2009 16:24:11 +0000 (09:24 -0700)
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>
arch/x86/include/asm/msr-index.h
arch/x86/kernel/cpu/mcheck/mce_intel.c
arch/x86/kernel/cpu/mcheck/mce_intel_64.c
arch/x86/kernel/cpu/mcheck/p4.c

index ec41fc16c167cb19ef617f9a5e7ec2dda6f88bd1..c8640469508354074efe6f9c61157d6a72106d83 100644 (file)
 
 #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 */
index bad3cbb0e5660f4222b25c0963e729b1c703f980..2b011d2d857921f58672a04f4c8d1ff7afbd1b1c 100644 (file)
@@ -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);
index 38f9632306fa632d2ba4bc95a68f3ac9d345b7a1..13abafcb72e41c4a59c76ea33faa9befec86c0bd 100644 (file)
@@ -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);
index f979ffea330b67f3fe1512f9388d64a72b91d6cb..82cee108a2d3471f8173d939bedaf9662978b843 100644 (file)
@@ -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: */