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01: /*
02:  *      Generic watchdog defines. Derived from..
03:  *
04:  * Berkshire PC Watchdog Defines
05:  * by Ken Hollis <khollis@bitgate.com>
06:  *
07:  */
08: 
09: #ifndef _LINUX_WATCHDOG_H
10: #define _LINUX_WATCHDOG_H
11: 
12: #include <linux/ioctl.h>
13: #include <linux/types.h>
14: 
15: #define WATCHDOG_IOCTL_BASE     'W'
16: 
17: struct watchdog_info {
18:         __u32 options;          /* Options the card/driver supports */
19:         __u32 firmware_version; /* Firmware version of the card */
20:         __u8  identity[32];     /* Identity of the board */
21: };
22: 
23: #define WDIOC_GETSUPPORT        _IOR(WATCHDOG_IOCTL_BASE, 0, struct watchdog_info)
24: #define WDIOC_GETSTATUS         _IOR(WATCHDOG_IOCTL_BASE, 1, int)
25: #define WDIOC_GETBOOTSTATUS     _IOR(WATCHDOG_IOCTL_BASE, 2, int)
26: #define WDIOC_GETTEMP           _IOR(WATCHDOG_IOCTL_BASE, 3, int)
27: #define WDIOC_SETOPTIONS        _IOR(WATCHDOG_IOCTL_BASE, 4, int)
28: #define WDIOC_KEEPALIVE         _IOR(WATCHDOG_IOCTL_BASE, 5, int)
29: #define WDIOC_SETTIMEOUT        _IOWR(WATCHDOG_IOCTL_BASE, 6, int)
30: #define WDIOC_GETTIMEOUT        _IOR(WATCHDOG_IOCTL_BASE, 7, int)
31: #define WDIOC_SETPRETIMEOUT     _IOWR(WATCHDOG_IOCTL_BASE, 8, int)
32: #define WDIOC_GETPRETIMEOUT     _IOR(WATCHDOG_IOCTL_BASE, 9, int)
33: #define WDIOC_GETTIMELEFT       _IOR(WATCHDOG_IOCTL_BASE, 10, int)
34: 
35: #define WDIOF_UNKNOWN           -1      /* Unknown flag error */
36: #define WDIOS_UNKNOWN           -1      /* Unknown status error */
37: 
38: #define WDIOF_OVERHEAT          0x0001  /* Reset due to CPU overheat */
39: #define WDIOF_FANFAULT          0x0002  /* Fan failed */
40: #define WDIOF_EXTERN1           0x0004  /* External relay 1 */
41: #define WDIOF_EXTERN2           0x0008  /* External relay 2 */
42: #define WDIOF_POWERUNDER        0x0010  /* Power bad/power fault */
43: #define WDIOF_CARDRESET         0x0020  /* Card previously reset the CPU */
44: #define WDIOF_POWEROVER         0x0040  /* Power over voltage */
45: #define WDIOF_SETTIMEOUT        0x0080  /* Set timeout (in seconds) */
46: #define WDIOF_MAGICCLOSE        0x0100  /* Supports magic close char */
47: #define WDIOF_PRETIMEOUT        0x0200  /* Pretimeout (in seconds), get/set */
48: #define WDIOF_KEEPALIVEPING     0x8000  /* Keep alive ping reply */
49: 
50: #define WDIOS_DISABLECARD       0x0001  /* Turn off the watchdog timer */
51: #define WDIOS_ENABLECARD        0x0002  /* Turn on the watchdog timer */
52: #define WDIOS_TEMPPANIC         0x0004  /* Kernel panic on temperature trip */
53: 
54: 
55: #endif  /* ifndef _LINUX_WATCHDOG_H */
56: 

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