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/**
 * @file drv_gps.h
 *
 * GPS driver interface.
 */

#ifndef _DRV_GPS_H
#define _DRV_GPS_H

#include <stdint.h>
#include <sys/ioctl.h>

#include "board_config.h"

#include "drv_sensor.h"
#include "drv_orb_dev.h"

#ifndef GPS_DEFAULT_UART_PORT
#define GPS_DEFAULT_UART_PORT "/dev/ttyS3"
#endif

#define GPS0_DEVICE_PATH	"/dev/gps0"

typedef enum {
	GPS_DRIVER_MODE_NONE = 0,
	GPS_DRIVER_MODE_UBX,
	GPS_DRIVER_MODE_MTK,
	GPS_DRIVER_MODE_ASHTECH
} gps_driver_mode_t;


/*
 * ObjDev tag for GPS data.
 */
ORB_DECLARE(gps);

/*
 * ioctl() definitions
 */
#define _GPSIOCBASE			(0x2800)            //TODO: arbitrary choice...
#define _GPSIOC(_n)		(_IOC(_GPSIOCBASE, _n))

#endif /* _DRV_GPS_H */