iic-arm44b0.h

uClinux下IIC读写程序

#define IICARM_MAJOR  42

#define IICARM_MAX_SYSCTL        96
#define DEV_IICARM		 10
#define DEV_IICARM_ENTRY	 1

/* ioctl's for schar. */
#define IICARM_IOCTL_BASE        0xbb
#define IICARM_GET_SLAVE_PAGE    _IOR(IICARM_IOCTL_BASE, 0, unsigned long)
#define IICARM_GET_SLAVE_PAGESIZE _IOR(IICARM_IOCTL_BASE, 1, unsigned long)
#define IICARM_GET_MASTER_ADDRESS _IOR(IICARM_IOCTL_BASE, 2, unsigned long)
#define IICARM_GET_SLAVE_ADDRESS _IOR(IICARM_IOCTL_BASE, 3, unsigned long)
#define IICARM_SET_SLAVE_PAGE	_IOW(IICARM_IOCTL_BASE, 4, unsigned long)
#define IICARM_SET_SLAVE_PAGESIZE _IOW(IICARM_IOCTL_BASE, 5, unsigned long)
#define IICARM_SET_MASTER_ADDRESS _IOW(IICARM_IOCTL_BASE, 6, unsigned long)
#define IICARM_SET_SLAVE_ADDRESS  _IOW(IICARM_IOCTL_BASE, 7, unsigned long)

#define IICARM_IOCTL_MAXNR	7