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authorHidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>2009-06-15 17:26:10 +0900
committerH. Peter Anvin <hpa@zytor.com>2009-06-16 16:56:08 -0700
commit895287c0a6aa571160c47ee10de11b542166c4f9 (patch)
tree27cb16731bc31d0f77881cec4ac1f1b26c6d22a1 /arch/x86/kernel/cpu/mcheck/mce_intel.c
parenta65c88dd2c83b569dbd13778da689861bdf977f2 (diff)
x86, mce: squash mce_intel.c into therm_throt.c
move intel_init_thermal() into therm_throt.c Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/cpu/mcheck/mce_intel.c')
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce_intel.c73
1 files changed, 0 insertions, 73 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c
deleted file mode 100644
index 475478b2088..00000000000
--- a/arch/x86/kernel/cpu/mcheck/mce_intel.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Common code for Intel machine checks
- */
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/smp.h>
-
-#include <asm/therm_throt.h>
-#include <asm/processor.h>
-#include <asm/system.h>
-#include <asm/apic.h>
-#include <asm/mce.h>
-#include <asm/msr.h>
-
-void intel_init_thermal(struct cpuinfo_x86 *c)
-{
- unsigned int cpu = smp_processor_id();
- int tm2 = 0;
- u32 l, h;
-
- /* Thermal monitoring depends on ACPI and clock modulation*/
- if (!cpu_has(c, X86_FEATURE_ACPI) || !cpu_has(c, X86_FEATURE_ACC))
- return;
-
- /*
- * First check if its enabled already, in which case there might
- * be some SMM goo which handles it, so we can't even put a handler
- * since it might be delivered via SMI already:
- */
- rdmsr(MSR_IA32_MISC_ENABLE, l, h);
- h = apic_read(APIC_LVTTHMR);
- 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 & MSR_IA32_MISC_ENABLE_TM2))
- tm2 = 1;
-
- /* Check whether a vector already exists */
- if (h & APIC_VECTOR_MASK) {
- printk(KERN_DEBUG
- "CPU%d: Thermal LVT vector (%#x) already installed\n",
- cpu, (h & APIC_VECTOR_MASK));
- return;
- }
-
- /* We'll mask the thermal vector in the lapic till we're ready: */
- h = THERMAL_APIC_VECTOR | APIC_DM_FIXED | APIC_LVT_MASKED;
- apic_write(APIC_LVTTHMR, h);
-
- rdmsr(MSR_IA32_THERM_INTERRUPT, l, 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 | MSR_IA32_MISC_ENABLE_TM1, h);
-
- /* Unmask the thermal vector: */
- l = apic_read(APIC_LVTTHMR);
- apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED);
-
- printk(KERN_INFO "CPU%d: Thermal monitoring enabled (%s)\n",
- cpu, tm2 ? "TM2" : "TM1");
-
- /* enable thermal throttle processing */
- atomic_set(&therm_throt_en, 1);
-}