diff options
| author | Borislav Petkov <borislav.petkov@amd.com> | 2010-06-02 18:29:21 (GMT) |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2010-06-09 22:57:47 (GMT) |
| commit | 12d8a961289644d265d8b3e88201878837c3b814 (patch) | |
| tree | c7fe221b0903cd601483555898b24e77e9d9a333 | |
| parent | 8cc1176e5de534d55cb26ff0cef3fd0d6ad8c3c0 (diff) | |
| download | linux-12d8a961289644d265d8b3e88201878837c3b814.tar.xz | |
x86, AMD: Extend support to future families
Extend support to future families, and in particular:
* extend direct mapping split of Tseg SMM area.
* extend K8 flavored alternatives (NOPS).
* rep movs* prefix is fast in ucode.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
LKML-Reference: <20100602182921.GA21557@aftab>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
| -rw-r--r-- | arch/x86/kernel/cpu/amd.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index e485825..12b9cff 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -466,7 +466,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) } } - if (c->x86 == 0x10 || c->x86 == 0x11) + if (c->x86 >= 0x10) set_cpu_cap(c, X86_FEATURE_REP_GOOD); /* get apicid instead of initial apic id from cpuid */ @@ -529,7 +529,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) num_cache_leaves = 3; } - if (c->x86 >= 0xf && c->x86 <= 0x11) + if (c->x86 >= 0xf) set_cpu_cap(c, X86_FEATURE_K8); if (cpu_has_xmm2) { @@ -546,7 +546,7 @@ static void __cpuinit init_amd(struct cpuinfo_x86 *c) fam10h_check_enable_mmcfg(); } - if (c == &boot_cpu_data && c->x86 >= 0xf && c->x86 <= 0x11) { + if (c == &boot_cpu_data && c->x86 >= 0xf) { unsigned long long tseg; /* |