Messages in this thread Patch in this message | | | Subject | [PATCH 12/15 -tip] x86: Add cpufeature for MM configuration | From | Jaswinder Singh Rajput <> | Date | Mon, 11 May 2009 22:23:32 +0530 |
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X86_FEATURE_MM_CFG : MSRC001_0058 MMIO Configuration Base Address Register
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com> --- arch/x86/include/asm/cpufeature.h | 1 + arch/x86/kernel/cpu/amd.c | 2 ++ 2 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index e108284..101d8de 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -166,6 +166,7 @@ #define X86_FEATURE_HW_CFG (7*32+ 11) /* Hardware configuration */ #define X86_FEATURE_SYS_CFG (7*32+ 12) /* System configuration */ #define X86_FEATURE_SMM (7*32+ 13) /* System Management Mode */ +#define X86_FEATURE_MM_CFG (7*32+ 14) /* MM configuration */ /* Virtualization flags: Linux defined */ #define X86_FEATURE_TPR_SHADOW (8*32+ 0) /* Intel TPR Shadow */ diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 88cac44..d068044 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -495,6 +495,8 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) if (c->x86 >= 0x10) { /* fam10h+ */ /* MSRC001_1022 Data Cache Configuration (DC_CFG) */ set_cpu_cap(c, X86_FEATURE_CACHE_CTL); + /* MSRC001_0058 MMIO Configuration Base Address Register*/ + set_cpu_cap(c, X86_FEATURE_MM_CFG); } } -- 1.6.0.6
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