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hv: cpuid: add cpuid_level

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Get maximum input value for basic cpuid information.

Signed-off-by: Li, Fei1 <fei1.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Li, Fei1
2018-04-20 08:42:50 +08:00
committed by lijinxia
parent 12015d61da
commit 5e011a89b7
2 changed files with 5 additions and 0 deletions
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4
arch/x86/cpu.c
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@@ -128,6 +128,10 @@ static void get_cpu_capabilities(void)
uint32_t eax, unused;
uint32_t family, model;
cpuid(CPUID_VENDORSTRING,
&boot_cpu_data.cpuid_level,
&unused, &unused, &unused);
cpuid(CPUID_FEATURES, &eax, &unused,
&boot_cpu_data.cpuid_leaves[FEAT_1_ECX],
&boot_cpu_data.cpuid_leaves[FEAT_1_EDX]);