piodrv1.c

Vxworks的培训教程,大家分享下啊,

#include "vxWorks.h"

int pioOpen(pDevHdr, name, mode)
	DEV_HDR * pDevHdr;
	char *name;
	int mode;
	{
	printf ("pioOpen\n");
	return (OK);
	}

STATUS pioClose (devId)
	int	devId;
	{
	printf ("pioClose\n");
	return (OK);
	}

pioRead(devId, buf, nBytes)
	int devId;
	char *buf;
	int nBytes;
	{
	printf ("pioRead\n");
	return (0);
	}

pioWrite(devId, buf, nBytes)
	int devId;
	char *buf;
	int nBytes;
	{
	printf ("pioWrite\n");
	return (0);
	}

pioIoctl(devId, cmd, arg)
	int devId;
	int cmd, arg;
	{
	printf ("pioIoctl\n");
	return (OK);
	}