drv_io_heater.h 2.21 KB
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/**
 * @file drv_io_heater.h
 *
 * IO IMU heater control interface (PX4IO)
 */

#ifndef _DRV_IO_HEATER_H
#define _DRV_IO_HEATER_H

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

/*
 * ioctl() definitions
 */

#define IO_HEATER_DEVICE_PATH "/dev/px4io"

#define _IO_HEATER_BASE       (0x2e00)

#define PX4IO_HEATER_CONTROL  _PX4_IOC(_IO_HEATER_BASE, 0)

/* ... to IOX_SET_VALUE + 8 */

/* enum passed to IO_HEATER_CONTROL ioctl()*/
enum IO_HEATER_MODE {
	HEATER_MODE_OFF = 0,
	HEATER_MODE_ON = 1,
	HEATER_MODE_DISABLED = -1
};

#endif