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/*
* Virtual hardware watchdog.
*
* Copyright (C) 2009 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* By Richard W.M. Jones (rjones@redhat.com).
*/
#ifndef QEMU_WATCHDOG_H
#define QEMU_WATCHDOG_H
extern void wdt_i6300esb_init(void);
extern void wdt_ib700_init(void);
/* Possible values for action parameter. */
#define WDT_RESET 1 /* Hard reset. */
#define WDT_SHUTDOWN 2 /* Shutdown. */
#define WDT_POWEROFF 3 /* Quit. */
#define WDT_PAUSE 4 /* Pause. */
#define WDT_DEBUG 5 /* Prints a message and continues running. */
#define WDT_NONE 6 /* Do nothing. */
struct WatchdogTimerModel {
LIST_ENTRY(WatchdogTimerModel) entry;
/* Short name of the device - used to select it on the command line. */
const char *wdt_name;
/* Longer description (eg. manufacturer and full model number). */
const char *wdt_description;
/* This callback should create/register the device. It is called
* indirectly from hw/pc.c when the virtual PC is being set up.
*/
void (*wdt_pc_init)(PCIBus *pci_bus);
};
typedef struct WatchdogTimerModel WatchdogTimerModel;
/* in vl.c */
extern WatchdogTimerModel *watchdog;
extern int watchdog_action;
/* in hw/watchdog.c */
extern int select_watchdog(const char *p);
extern int select_watchdog_action(const char *action);
extern void watchdog_add_model(WatchdogTimerModel *model);
extern void watchdog_perform_action(void);
extern void watchdog_pc_init(PCIBus *pci_bus);
extern void register_watchdogs(void);
#endif /* QEMU_WATCHDOG_H */
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