Messages in this thread Patch in this message | | | Date | Thu, 10 Jul 2008 11:16:50 -0700 | From | Suresh Siddha <> | Subject | [patch 16/26] x64, x2apic/intr-remap: cpuid bits for x2apic feature |
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cpuid feature for x2apic.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> ---
Index: tree-x86/include/asm-x86/cpufeature.h =================================================================== --- tree-x86.orig/include/asm-x86/cpufeature.h 2008-07-10 09:51:45.000000000 -0700 +++ tree-x86/include/asm-x86/cpufeature.h 2008-07-10 09:52:16.000000000 -0700 @@ -90,6 +90,7 @@ #define X86_FEATURE_CX16 (4*32+13) /* CMPXCHG16B */ #define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */ #define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */ +#define X86_FEATURE_X2APIC (4*32+21) /* x2APIC */ /* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */ #define X86_FEATURE_XSTORE (5*32+ 2) /* on-CPU RNG present (xstore insn) */ @@ -188,6 +189,7 @@ #define cpu_has_gbpages boot_cpu_has(X86_FEATURE_GBPAGES) #define cpu_has_arch_perfmon boot_cpu_has(X86_FEATURE_ARCH_PERFMON) #define cpu_has_pat boot_cpu_has(X86_FEATURE_PAT) +#define cpu_has_x2apic boot_cpu_has(X86_FEATURE_X2APIC) #if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64) # define cpu_has_invlpg 1 Index: tree-x86/arch/x86/kernel/cpu/feature_names.c =================================================================== --- tree-x86.orig/arch/x86/kernel/cpu/feature_names.c 2008-07-10 09:51:45.000000000 -0700 +++ tree-x86/arch/x86/kernel/cpu/feature_names.c 2008-07-10 09:52:16.000000000 -0700 @@ -45,7 +45,7 @@ /* Intel-defined (#2) */ "pni", NULL, NULL, "monitor", "ds_cpl", "vmx", "smx", "est", "tm2", "ssse3", "cid", NULL, NULL, "cx16", "xtpr", NULL, - NULL, NULL, "dca", "sse4_1", "sse4_2", NULL, NULL, "popcnt", + NULL, NULL, "dca", "sse4_1", "sse4_2", "x2apic", NULL, "popcnt", NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, /* VIA/Cyrix/Centaur-defined */ --
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