projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 9dd986cc RJ |
1 | /* |
| 2 | * Virtual hardware watchdog. | |
| 3 | * | |
| 4 | * Copyright (C) 2009 Red Hat Inc. | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or | |
| 7 | * modify it under the terms of the GNU General Public License | |
| 8 | * as published by the Free Software Foundation; either version 2 | |
| 9 | * of the License, or (at your option) any later version. | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| 15 | * | |
| 16 | * You should have received a copy of the GNU General Public License | |
| 17 | * along with this program; if not, write to the Free Software | |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, | |
| 19 | * USA. | |
| 20 | * | |
| 21 | * By Richard W.M. Jones (rjones@redhat.com). | |
| 22 | */ | |
| 23 | ||
| 24 | #ifndef QEMU_WATCHDOG_H | |
| 25 | #define QEMU_WATCHDOG_H | |
| 26 | ||
| 27 | extern void wdt_i6300esb_init(void); | |
| 28 | extern void wdt_ib700_init(void); | |
| 29 | ||
| 30 | /* Possible values for action parameter. */ | |
| 31 | #define WDT_RESET 1 /* Hard reset. */ | |
| 32 | #define WDT_SHUTDOWN 2 /* Shutdown. */ | |
| 33 | #define WDT_POWEROFF 3 /* Quit. */ | |
| 34 | #define WDT_PAUSE 4 /* Pause. */ | |
| 35 | #define WDT_DEBUG 5 /* Prints a message and continues running. */ | |
| 36 | #define WDT_NONE 6 /* Do nothing. */ | |
| 37 | ||
| 38 | struct WatchdogTimerModel { | |
| 39 | LIST_ENTRY(WatchdogTimerModel) entry; | |
| 40 | ||
| 41 | /* Short name of the device - used to select it on the command line. */ | |
| 42 | const char *wdt_name; | |
| 43 | /* Longer description (eg. manufacturer and full model number). */ | |
| 44 | const char *wdt_description; | |
| 45 | ||
| 46 | /* This callback should create/register the device. It is called | |
| 47 | * indirectly from hw/pc.c when the virtual PC is being set up. | |
| 48 | */ | |
| 49 | void (*wdt_pc_init)(PCIBus *pci_bus); | |
| 50 | }; | |
| 51 | typedef struct WatchdogTimerModel WatchdogTimerModel; | |
| 52 | ||
| 53 | /* in vl.c */ | |
| 54 | extern WatchdogTimerModel *watchdog; | |
| 55 | extern int watchdog_action; | |
| 56 | ||
| 57 | /* in hw/watchdog.c */ | |
| 58 | extern int select_watchdog(const char *p); | |
| 59 | extern int select_watchdog_action(const char *action); | |
| 60 | extern void watchdog_add_model(WatchdogTimerModel *model); | |
| 61 | extern void watchdog_perform_action(void); | |
| 62 | extern void watchdog_pc_init(PCIBus *pci_bus); | |
| 63 | extern void register_watchdogs(void); | |
| 64 | ||
| 65 | #endif /* QEMU_WATCHDOG_H */ |