读IDTR与GDTR的值

最新推荐文章于 2024-10-27 22:55:11 发布

最新推荐文章于 2024-10-27 22:55:11 发布 · 274 阅读

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#include "stdafx.h" #include <Windows.h> int _tmain(int argc, _TCHAR* argv[]) { char idtr[6]={0}; char gdtr[6]={0}; SetThreadAffinityMask(GetCurrentThread(),1); __asm { sidt idtr sgdt gdtr } printf("idt limit is %.4x,base is %.8x\n",*(unsigned short *)idtr,*(unsigned int *)(idtr+2)); printf("gdt limit is %.4x,base is %.8x\n",*(unsigned short *)gdtr,*(unsigned int *)(gdtr+2)); SetThreadAffinityMask(GetCurrentThread(),2); __asm { sidt idtr sgdt gdtr } printf("idt limit is %.4x,base is %.8x\n",*(unsigned short *)idtr,*(unsigned int *)(idtr+2)); printf("gdt limit is %.4x,base is %.8x\n",*(unsigned short *)gdtr,*(unsigned int *)(gdtr+2)); return 0; }

SetThreadAffinityMask设置使用多核CPU的哪个核心