20 lines
495 B
C
20 lines
495 B
C
/*
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* @author xamidev <xamidev@riseup.net>
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* @brief x86 CPU identification
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* @license GPL-3.0-only
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*/
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#include <stdint.h>
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/*
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* cpuid - Wrapper for CPUID instruction
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* @leaf: Requested leaf
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* @eax: EAX register value
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* @ebx: EBX register value
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* @ecx: ECX register value
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* @edx: EDX register value
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*/
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void cpuid(uint32_t leaf, uint32_t* eax, uint32_t* ebx, uint32_t* ecx, uint32_t* edx)
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{
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__asm__ volatile("cpuid" : "=a"(*eax), "=b"(*ebx), "=c"(*ecx), "=d"(*edx) : "a"(leaf));
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} |