diff options
Diffstat (limited to 'arch/x86/kernel/setup_64.c')
-rw-r--r-- | arch/x86/kernel/setup_64.c | 15 |
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) | |||
948 | static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) | 951 | static 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 | ||
954 | static void __cpuinit init_centaur(struct cpuinfo_x86 *c) | 957 | static 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 | /* |