BIOS Architecture 学习笔记08 - Sample program for accessing config registers

EAX= 80000000; read from bus0, device 0, funciton 0, register 0

ecx = 0x00000020h,表示要读取32 register,32 = 0010 0000b = 0x20h

ebx:buffer pointer

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转载自blog.csdn.net/f2157120/article/details/107289453