1 /*
2 * Generic watchdog defines. Derived from..
3 *
4 * Berkshire PC Watchdog Defines
5 * by Ken Hollis <khollis@bitgate.com>
6 *
7 */
8
9 #ifndef _LINUX_WATCHDOG_H
10 #define _LINUX_WATCHDOG_H
11
12 #include <linux/ioctl.h>
13
14 #define WATCHDOG_IOCTL_BASE 'W'
15
16 struct watchdog_info {
17 __u32 options; /* Options the card/driver supports */
18 __u32 firmware_version; /* Firmware version of the card */
19 __u8 identity[32]; /* Identity of the board */
20 };
21
22 #define WDIOC_GETSUPPORT _IOR(WATCHDOG_IOCTL_BASE, 0, struct watchdog_info)
23 #define WDIOC_GETSTATUS _IOR(WATCHDOG_IOCTL_BASE, 1, int)
24 #define WDIOC_GETBOOTSTATUS _IOR(WATCHDOG_IOCTL_BASE, 2, int)
25 #define WDIOC_GETTEMP _IOR(WATCHDOG_IOCTL_BASE, 3, int)
26 #define WDIOC_SETOPTIONS _IOR(WATCHDOG_IOCTL_BASE, 4, int)
27 #define WDIOC_KEEPALIVE _IOR(WATCHDOG_IOCTL_BASE, 5, int)
28
29 #define WDIOF_UNKNOWN -1 /* Unknown flag error */
30 #define WDIOS_UNKNOWN -1 /* Unknown status error */
31
32 #define WDIOF_OVERHEAT 0x0001 /* Reset due to CPU overheat */
33 #define WDIOF_FANFAULT 0x0002 /* Fan failed */
34 #define WDIOF_EXTERN1 0x0004 /* External relay 1 */
35 #define WDIOF_EXTERN2 0x0008 /* External relay 2 */
36 #define WDIOF_POWERUNDER 0x0010 /* Power bad/power fault */
37 #define WDIOF_CARDRESET 0x0020 /* Card previously reset the CPU */
38 #define WDIOF_POWEROVER 0x0040 /* Power over voltage */
39 #define WDIOF_KEEPALIVEPING 0x8000 /* Keep alive ping reply */
40
41 #define WDIOS_DISABLECARD 0x0001 /* Turn off the watchdog timer */
42 #define WDIOS_ENABLECARD 0x0002 /* Turn on the watchdog timer */
43 #define WDIOS_TEMPPANIC 0x0004 /* Kernel panic on temperature trip */
44
45 #endif /* ifndef _LINUX_WATCHDOG_H */
46
This page was automatically generated by the
LXR engine.
Visit the LXR main site for more
information.