wdm.h

来自「CEPC的引导代码,在BOIS基础上自定义引导WINCE内核,基于VC的工程」· C头文件 代码 · 共 9 行

// Copyright (c) 1999-2000 Microsoft Corporation.  All rights reserved.
int __cdecl _inp(unsigned);
int __cdecl _outp(unsigned, int);

#pragma	intrinsic(_inp, _outp)

#define READ_PORT_UCHAR(a)  	_inp((unsigned)a)
#define WRITE_PORT_UCHAR(a, b)  _outp((unsigned)a, (int)b)