delay.c

详细介绍了一篇关于pci开发的接口芯片

/*  CXL - Copyright (c) 1987-1989 by Mike Smedley - All Rights Reserved  */
/*  DELAY.C     - suspends execution for specified duration */

#include <dos.h>
#include "cxldef.h"

void delay_(unsigned duration)
{
    unsigned long stop;

    stop=timer()+(unsigned long)duration;
    while(timer()<stop);
}