Release 4.12 include/uapi/linux/watchdog.h

/*
 *      Generic watchdog defines. Derived from..
 *
 * Berkshire PC Watchdog Defines
 * by Ken Hollis <khollis@bitgate.com>
 *
 */

#ifndef _UAPI_LINUX_WATCHDOG_H

#define _UAPI_LINUX_WATCHDOG_H

#include <linux/ioctl.h>
#include <linux/types.h>


#define	WATCHDOG_IOCTL_BASE	'W'


struct watchdog_info {
	
__u32 options;		/* Options the card/driver supports */
	
__u32 firmware_version;	/* Firmware version of the card */
	
__u8  identity[32];	/* Identity of the board */
};


#define	WDIOC_GETSUPPORT	_IOR(WATCHDOG_IOCTL_BASE, 0, struct watchdog_info)

#define	WDIOC_GETSTATUS		_IOR(WATCHDOG_IOCTL_BASE, 1, int)

#define	WDIOC_GETBOOTSTATUS	_IOR(WATCHDOG_IOCTL_BASE, 2, int)

#define	WDIOC_GETTEMP		_IOR(WATCHDOG_IOCTL_BASE, 3, int)

#define	WDIOC_SETOPTIONS	_IOR(WATCHDOG_IOCTL_BASE, 4, int)

#define	WDIOC_KEEPALIVE		_IOR(WATCHDOG_IOCTL_BASE, 5, int)

#define	WDIOC_SETTIMEOUT        _IOWR(WATCHDOG_IOCTL_BASE, 6, int)

#define	WDIOC_GETTIMEOUT        _IOR(WATCHDOG_IOCTL_BASE, 7, int)

#define	WDIOC_SETPRETIMEOUT	_IOWR(WATCHDOG_IOCTL_BASE, 8, int)

#define	WDIOC_GETPRETIMEOUT	_IOR(WATCHDOG_IOCTL_BASE, 9, int)

#define	WDIOC_GETTIMELEFT	_IOR(WATCHDOG_IOCTL_BASE, 10, int)


#define	WDIOF_UNKNOWN		-1	
/* Unknown flag error */

#define	WDIOS_UNKNOWN		-1	
/* Unknown status error */


#define	WDIOF_OVERHEAT		0x0001	
/* Reset due to CPU overheat */

#define	WDIOF_FANFAULT		0x0002	
/* Fan failed */

#define	WDIOF_EXTERN1		0x0004	
/* External relay 1 */

#define	WDIOF_EXTERN2		0x0008	
/* External relay 2 */

#define	WDIOF_POWERUNDER	0x0010	
/* Power bad/power fault */

#define	WDIOF_CARDRESET		0x0020	
/* Card previously reset the CPU */

#define	WDIOF_POWEROVER		0x0040	
/* Power over voltage */

#define	WDIOF_SETTIMEOUT	0x0080  
/* Set timeout (in seconds) */

#define	WDIOF_MAGICCLOSE	0x0100	
/* Supports magic close char */

#define	WDIOF_PRETIMEOUT	0x0200  
/* Pretimeout (in seconds), get/set */

#define	WDIOF_ALARMONLY		0x0400	
/* Watchdog triggers a management or
                                           other external alarm not a reboot */

#define	WDIOF_KEEPALIVEPING	0x8000	
/* Keep alive ping reply */


#define	WDIOS_DISABLECARD	0x0001	
/* Turn off the watchdog timer */

#define	WDIOS_ENABLECARD	0x0002	
/* Turn on the watchdog timer */

#define	WDIOS_TEMPPANIC		0x0004	
/* Kernel panic on temperature trip */


#endif /* _UAPI_LINUX_WATCHDOG_H */
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