NetBSD-5.0.2/sys/arch/arm/omap/omap_wdtvar.h

/*
 * adapted/extracted from omap_wdt.c
 *
 * Copyright (c) 2007 Microsoft
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Microsoft
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTERS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */
#ifndef  _OMAP_WDTVAR_H 
#define  _OMAP_WDTVAR_H

#include <sys/device.h>
#include <machine/bus.h>
#include <dev/sysmon/sysmonvar.h>
 
#define	OMAPWDT32K_DEFAULT_PERIOD	4		/* in seconds */

struct omapwdt32k_softc {
	struct device sc_dev;
	bus_space_tag_t sc_iot;
	bus_space_handle_t sc_ioh;
	struct sysmon_wdog sc_smw;
	int sc_armed;
};

extern struct omapwdt32k_softc *omapwdt32k_sc;
extern int omapwdt_sysconfig;

int	omapwdt32k_setmode(struct sysmon_wdog *);
int	omapwdt32k_tickle(struct sysmon_wdog *);

void	omapwdt32k_set_timeout(unsigned int period);
int	omapwdt32k_enable(int enable);
void	omapwdt32k_reboot(void);

#endif  /* _OMAP_WDTVAR_H */