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Rev | Author | Line No. | Line |
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422 | giacomo | 1 | /* |
2 | * Generic watchdog defines. Derived from.. |
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3 | * |
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4 | * Berkshire PC Watchdog Defines |
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5 | * by Ken Hollis <khollis@bitgate.com> |
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6 | * |
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7 | */ |
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8 | |||
9 | #ifndef _LINUX_WATCHDOG_H |
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10 | #define _LINUX_WATCHDOG_H |
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11 | |||
12 | #include <linux/ioctl.h> |
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13 | |||
14 | #define WATCHDOG_IOCTL_BASE 'W' |
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15 | |||
16 | struct watchdog_info { |
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17 | __u32 options; /* Options the card/driver supports */ |
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18 | __u32 firmware_version; /* Firmware version of the card */ |
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19 | __u8 identity[32]; /* Identity of the board */ |
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20 | }; |
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21 | |||
22 | #define WDIOC_GETSUPPORT _IOR(WATCHDOG_IOCTL_BASE, 0, struct watchdog_info) |
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23 | #define WDIOC_GETSTATUS _IOR(WATCHDOG_IOCTL_BASE, 1, int) |
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24 | #define WDIOC_GETBOOTSTATUS _IOR(WATCHDOG_IOCTL_BASE, 2, int) |
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25 | #define WDIOC_GETTEMP _IOR(WATCHDOG_IOCTL_BASE, 3, int) |
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26 | #define WDIOC_SETOPTIONS _IOR(WATCHDOG_IOCTL_BASE, 4, int) |
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27 | #define WDIOC_KEEPALIVE _IOR(WATCHDOG_IOCTL_BASE, 5, int) |
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28 | #define WDIOC_SETTIMEOUT _IOWR(WATCHDOG_IOCTL_BASE, 6, int) |
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29 | #define WDIOC_GETTIMEOUT _IOR(WATCHDOG_IOCTL_BASE, 7, int) |
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30 | |||
31 | #define WDIOF_UNKNOWN -1 /* Unknown flag error */ |
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32 | #define WDIOS_UNKNOWN -1 /* Unknown status error */ |
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33 | |||
34 | #define WDIOF_OVERHEAT 0x0001 /* Reset due to CPU overheat */ |
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35 | #define WDIOF_FANFAULT 0x0002 /* Fan failed */ |
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36 | #define WDIOF_EXTERN1 0x0004 /* External relay 1 */ |
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37 | #define WDIOF_EXTERN2 0x0008 /* External relay 2 */ |
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38 | #define WDIOF_POWERUNDER 0x0010 /* Power bad/power fault */ |
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39 | #define WDIOF_CARDRESET 0x0020 /* Card previously reset the CPU */ |
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40 | #define WDIOF_POWEROVER 0x0040 /* Power over voltage */ |
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41 | #define WDIOF_SETTIMEOUT 0x0080 /* Set timeout (in seconds) */ |
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42 | #define WDIOF_MAGICCLOSE 0x0100 /* Supports magic close char */ |
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43 | #define WDIOF_KEEPALIVEPING 0x8000 /* Keep alive ping reply */ |
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44 | |||
45 | #define WDIOS_DISABLECARD 0x0001 /* Turn off the watchdog timer */ |
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46 | #define WDIOS_ENABLECARD 0x0002 /* Turn on the watchdog timer */ |
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47 | #define WDIOS_TEMPPANIC 0x0004 /* Kernel panic on temperature trip */ |
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48 | |||
49 | #endif /* ifndef _LINUX_WATCHDOG_H */ |