/SPARTAN/trunk/arch/ia32/include/cpuid.h |
---|
39,8 → 39,20 |
} __attribute__ ((packed)); |
extern int has_cpuid(void); |
extern void cpuid(__u32 cmd, cpu_info_t *info); |
extern __u64 rdtsc(void); |
static inline void cpuid(__u32 cmd, struct cpu_info *info) |
{ |
__asm__ volatile ( |
"movl %4, %%eax\n" |
"cpuid\n" |
"movl %%eax,%0\n" |
"movl %%ebx,%1\n" |
"movl %%ecx,%2\n" |
"movl %%edx,%3\n" |
: "=m" (info->cpuid_eax), "=m" (info->cpuid_ebx), "=m" (info->cpuid_ecx), "=m" (info->cpuid_edx) |
: "m" (cmd) |
: "eax", "ebx", "ecx", "edx" |
); |
} |
#endif |