/*      $NetBSD: apmvar.h,v 1.8 2009/04/05 08:33:04 cegger Exp $        */
/*-
* Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by TAKEMURA Shin.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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 _DEV_APM_APMVAR_H_
#define _DEV_APM_APMVAR_H_

#include <dev/apm/apmbios.h>
#include <dev/apm/apmio.h>
#include <sys/selinfo.h>        /* for struct selinfo */

struct apm_accessops {
       void    (*aa_disconnect)(void *);
       void    (*aa_enable)(void *, int);
       int     (*aa_set_powstate)(void *, u_int, u_int);
       int     (*aa_get_powstat)(void *, u_int, struct apm_power_info *);
       int     (*aa_get_event)(void *, u_int *, u_int *);
       void    (*aa_cpu_busy)(void *);
       void    (*aa_cpu_idle)(void *);
       void    (*aa_get_capabilities)(void *, u_int *, u_int *);
};

#define APM_NEVENTS 16

struct apm_softc {
       device_t sc_dev;
       struct selinfo sc_rsel;
       struct selinfo sc_xsel;
       int     sc_flags;
       int     sc_event_count;
       int     sc_event_ptr;
       int     sc_power_state;
       lwp_t   *sc_thread;
       kmutex_t sc_lock;
       struct apm_event_info sc_event_list[APM_NEVENTS];
       struct apm_accessops *sc_ops;
       int     sc_hwflags;
       int     sc_vers;
       int     sc_detail;
       void *sc_cookie;
};

#define APM_F_DONT_RUN_HOOKS    0x01

int apm_match(void);
void apm_attach(struct apm_softc *);
const char *apm_strerror(int);

#endif /* _DEV_APM_APMVAR_H_ */