diff options
| author | Andrey Petrov <anpetrov@fb.com> | 2019-10-23 15:15:08 -0700 |
|---|---|---|
| committer | Andrey Petrov <anpetrov@fb.com> | 2019-10-28 18:26:50 +0000 |
| commit | b8eaa6a5848d8d055a9b124b1b49e9dd774e7611 (patch) | |
| tree | a8e47aa83024b98d6838bba142dbd5e31dab1cc2 /src/arch | |
| parent | 19e353473dd09a43c922310eaf7868ce02842e77 (diff) | |
| download | coreboot-b8eaa6a5848d8d055a9b124b1b49e9dd774e7611.tar.xz | |
arch/x86: Move max cpuid leaf function into arch/x86
This cpuid function (0) is same across Intel and AMD so having it in
arch/x86 seems like a good idea.
Change-Id: I38f1c40bceac38ed6428f74b08bf60b971644f5a
Signed-off-by: Andrey Petrov <anpetrov@fb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36282
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Diffstat (limited to 'src/arch')
| -rw-r--r-- | src/arch/x86/include/arch/cpu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/arch/x86/include/arch/cpu.h b/src/arch/x86/include/arch/cpu.h index b82473621d..9133f53065 100644 --- a/src/arch/x86/include/arch/cpu.h +++ b/src/arch/x86/include/arch/cpu.h @@ -141,6 +141,11 @@ static inline unsigned int cpuid_edx(unsigned int op) return edx; } +static inline unsigned int cpuid_get_max_func(void) +{ + return cpuid_eax(0); +} + #define X86_VENDOR_INVALID 0 #define X86_VENDOR_INTEL 1 #define X86_VENDOR_CYRIX 2 |