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Diffstat (limited to 'arch/x86/kernel/setup_64.c')
-rw-r--r--arch/x86/kernel/setup_64.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index 22c14e21c97..6dff1286ad8 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -70,6 +70,7 @@
70#include <asm/ds.h> 70#include <asm/ds.h>
71#include <asm/topology.h> 71#include <asm/topology.h>
72#include <asm/trampoline.h> 72#include <asm/trampoline.h>
73#include <asm/pat.h>
73 74
74#include <mach_apic.h> 75#include <mach_apic.h>
75#ifdef CONFIG_PARAVIRT 76#ifdef CONFIG_PARAVIRT
@@ -128,7 +129,9 @@ static struct resource standard_io_resources[] = {
128 .flags = IORESOURCE_BUSY | IORESOURCE_IO }, 129 .flags = IORESOURCE_BUSY | IORESOURCE_IO },
129 { .name = "timer1", .start = 0x50, .end = 0x53, 130 { .name = "timer1", .start = 0x50, .end = 0x53,
130 .flags = IORESOURCE_BUSY | IORESOURCE_IO }, 131 .flags = IORESOURCE_BUSY | IORESOURCE_IO },
131 { .name = "keyboard", .start = 0x60, .end = 0x6f, 132 { .name = "keyboard", .start = 0x60, .end = 0x60,
133 .flags = IORESOURCE_BUSY | IORESOURCE_IO },
134 { .name = "keyboard", .start = 0x64, .end = 0x64,
132 .flags = IORESOURCE_BUSY | IORESOURCE_IO }, 135 .flags = IORESOURCE_BUSY | IORESOURCE_IO },
133 { .name = "dma page reg", .start = 0x80, .end = 0x8f, 136 { .name = "dma page reg", .start = 0x80, .end = 0x8f,
134 .flags = IORESOURCE_BUSY | IORESOURCE_IO }, 137 .flags = IORESOURCE_BUSY | IORESOURCE_IO },
@@ -948,7 +951,7 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c)
948static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) 951static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c)
949{ 952{
950 if (c->x86 == 0x6 && c->x86_model >= 0xf) 953 if (c->x86 == 0x6 && c->x86_model >= 0xf)
951 set_bit(X86_FEATURE_CONSTANT_TSC, &c->x86_capability); 954 set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC);
952} 955}
953 956
954static void __cpuinit init_centaur(struct cpuinfo_x86 *c) 957static void __cpuinit init_centaur(struct cpuinfo_x86 *c)
@@ -1063,25 +1066,19 @@ static void __cpuinit early_identify_cpu(struct cpuinfo_x86 *c)
1063 if (c->extended_cpuid_level >= 0x80000007) 1066 if (c->extended_cpuid_level >= 0x80000007)
1064 c->x86_power = cpuid_edx(0x80000007); 1067 c->x86_power = cpuid_edx(0x80000007);
1065 1068
1066
1067 clear_cpu_cap(c, X86_FEATURE_PAT);
1068
1069 switch (c->x86_vendor) { 1069 switch (c->x86_vendor) {
1070 case X86_VENDOR_AMD: 1070 case X86_VENDOR_AMD:
1071 early_init_amd(c); 1071 early_init_amd(c);
1072 if (c->x86 >= 0xf && c->x86 <= 0x11)
1073 set_cpu_cap(c, X86_FEATURE_PAT);
1074 break; 1072 break;
1075 case X86_VENDOR_INTEL: 1073 case X86_VENDOR_INTEL:
1076 early_init_intel(c); 1074 early_init_intel(c);
1077 if (c->x86 == 0xF || (c->x86 == 6 && c->x86_model >= 15))
1078 set_cpu_cap(c, X86_FEATURE_PAT);
1079 break; 1075 break;
1080 case X86_VENDOR_CENTAUR: 1076 case X86_VENDOR_CENTAUR:
1081 early_init_centaur(c); 1077 early_init_centaur(c);
1082 break; 1078 break;
1083 } 1079 }
1084 1080
1081 validate_pat_support(c);
1085} 1082}
1086 1083
1087/* 1084/*