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Lines 5-13
static inline void __cpuid(unsigned int *eax, unsigned int *ebx,
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unsigned int *ecx, unsigned int *edx) |
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unsigned int *ecx, unsigned int *edx) |
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{ |
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{ |
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/* ecx is often an input as well as an output. */ |
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/* ecx is often an input as well as an output. */ |
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asm volatile("cpuid" |
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asm volatile( |
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#if defined(__i386__) && defined(__PIC__) |
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"push %%ebx\n" |
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"cpuid\n" |
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"movl %%ebx, %1\n" |
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"pop %%ebx\n" |
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#else |
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"cpuid\n" |
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#endif |
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: "=a" (*eax), |
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: "=a" (*eax), |
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#if defined(__i386__) && defined(__PIC__) |
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"=r" (*ebx), |
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#else |
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"=b" (*ebx), |
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"=b" (*ebx), |
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#endif |
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"=c" (*ecx), |
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"=c" (*ecx), |
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"=d" (*edx) |
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"=d" (*edx) |
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: "0" (*eax), "2" (*ecx)); |
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: "0" (*eax), "2" (*ecx)); |
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- |
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