pciioctl.h

个人根据海德汉平面光栅Windows下的程序编写得Linux下的驱动程去源码

#include <linux/ioctl.h>
#include <linux/pci.h>
#define MAXNUM 1000
int resetnum;
long double sample_period;
long xpresent,ypresent;
long xposition,yposition;
static int checkstate=-1;
struct IK_savedata{
	int IK_axisX[MAXNUM];
	int IK_axisY[MAXNUM];
}IKdata;
int BASEPORT;
static int encodetype;
static int signaltype;

#define FALSE 0
#define TRUE 1

#define IK_MAGIC 'z'

#define IK_IOCRESET _IO(IK_MAGIC,0)		//free the count register
#define IK_IOCSTART _IO(IK_MAGIC,1)		//start count
#define IK_IOCSTOP _IO(IK_MAGIC,2)		//stop count
#define IK_IOCSETPERIOD _IOR(IK_MAGIC,3,sample_period)	//set period
#define IK_IOCHARDRESET _IO(IK_MAGIC,4)		//hard reset
#define IK_IOCREAD _IOR(IK_MAGIC,5,IKdata)	//read
#define IK_IOCENCODE _IOR(IK_MAGIC,6,int)		//set code mode
#define IK_IOCSIGNAL _IOR(IK_MAGIC,7,int)		//set signal mode


struct IK_card
{
	long int iobase;
	int irq;
	struct pci_dev *IK_dev;
};