diff options
author | Eric Biederman <ebiederm@xmission.com> | 2003-04-22 19:02:15 +0000 |
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committer | Eric Biederman <ebiederm@xmission.com> | 2003-04-22 19:02:15 +0000 |
commit | 8ca8d7665d671e10d72b8fcb4d69121d75f7906e (patch) | |
tree | daad2699b4e6b6014bce5a76e82dd9c974801777 /src/include/cpu/p5/cpuid.h | |
parent | b138ac83b53da9abf3dc9a87a1cd4b3d3a8150bd (diff) |
- Initial checkin of the freebios2 tree
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@784 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/include/cpu/p5/cpuid.h')
-rw-r--r-- | src/include/cpu/p5/cpuid.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/include/cpu/p5/cpuid.h b/src/include/cpu/p5/cpuid.h new file mode 100644 index 0000000000..b8ffc88a84 --- /dev/null +++ b/src/include/cpu/p5/cpuid.h @@ -0,0 +1,25 @@ +#ifndef CPU_P5_CPUID_H +#define CPU_P5_CPUID_H + +int mtrr_check(void); +void display_cpuid(void); + +/* + * Generic CPUID function. copied from Linux kernel headers + */ + +static inline void cpuid(int op, int *eax, int *ebx, int *ecx, int *edx) +{ + __asm__("pushl %%ebx\n\t" + "cpuid\n\t" + "movl %%ebx, %%esi\n\t" + "popl %%ebx\n\t" + : "=a" (*eax), + "=S" (*ebx), + "=c" (*ecx), + "=d" (*edx) + : "a" (op) + : "cc"); +} + +#endif /* CPU_P5_CPUID_H */ |