2009-04-25 13:56:19 +01:00
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/*
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* Virtual hardware watchdog.
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*
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* Copyright (C) 2009 Red Hat Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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2009-07-16 20:47:01 +00:00
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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2009-04-25 13:56:19 +01:00
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*
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* By Richard W.M. Jones (rjones@redhat.com).
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*/
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#ifndef QEMU_WATCHDOG_H
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#define QEMU_WATCHDOG_H
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extern void wdt_i6300esb_init(void);
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extern void wdt_ib700_init(void);
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/* Possible values for action parameter. */
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#define WDT_RESET 1 /* Hard reset. */
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#define WDT_SHUTDOWN 2 /* Shutdown. */
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#define WDT_POWEROFF 3 /* Quit. */
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#define WDT_PAUSE 4 /* Pause. */
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#define WDT_DEBUG 5 /* Prints a message and continues running. */
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#define WDT_NONE 6 /* Do nothing. */
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struct WatchdogTimerModel {
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LIST_ENTRY(WatchdogTimerModel) entry;
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/* Short name of the device - used to select it on the command line. */
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const char *wdt_name;
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/* Longer description (eg. manufacturer and full model number). */
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const char *wdt_description;
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/* This callback should create/register the device. It is called
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* indirectly from hw/pc.c when the virtual PC is being set up.
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*/
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void (*wdt_pc_init)(PCIBus *pci_bus);
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};
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typedef struct WatchdogTimerModel WatchdogTimerModel;
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/* in vl.c */
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extern WatchdogTimerModel *watchdog;
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extern int watchdog_action;
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/* in hw/watchdog.c */
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extern int select_watchdog(const char *p);
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extern int select_watchdog_action(const char *action);
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extern void watchdog_add_model(WatchdogTimerModel *model);
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extern void watchdog_perform_action(void);
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extern void watchdog_pc_init(PCIBus *pci_bus);
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extern void register_watchdogs(void);
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#endif /* QEMU_WATCHDOG_H */
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