sys/dev/apm/apmvar.h

   1 /*      $NetBSD: apmvar.h,v 1.7 2008/04/28 20:23:47 martin Exp $        */
   2 /*-
   3  * Copyright (c) 2001, 2002 The NetBSD Foundation, Inc.
   4  * All rights reserved.
   5  *
   6  * This code is derived from software contributed to The NetBSD Foundation
   7  * by TAKEMURA Shin.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28  * POSSIBILITY OF SUCH DAMAGE.
  29  */
  30 #ifndef _DEV_APM_APMVAR_H_
  31 #define _DEV_APM_APMVAR_H_
  32
  33 #include <dev/apm/apmbios.h>
  34 #include <dev/apm/apmio.h>
  35 #include <sys/selinfo.h>        /* for struct selinfo */
  36
  37 struct apm_accessops {
  38         void    (*aa_disconnect)(void *);
  39         void    (*aa_enable)(void *, int);
  40         int     (*aa_set_powstate)(void *, u_int, u_int);
  41         int     (*aa_get_powstat)(void *, u_int, struct apm_power_info *);
  42         int     (*aa_get_event)(void *, u_int *, u_int *);
  43         void    (*aa_cpu_busy)(void *);
  44         void    (*aa_cpu_idle)(void *);
  45         void    (*aa_get_capabilities)(void *, u_int *, u_int *);
  46 };
  47
  48 #define APM_NEVENTS 16
  49
  50 struct apm_softc {
  51         device_t sc_dev;
  52         struct selinfo sc_rsel;
  53         struct selinfo sc_xsel;
  54         int     sc_flags;
  55         int     sc_event_count;
  56         int     sc_event_ptr;
  57         int     sc_power_state;
  58         lwp_t   *sc_thread;
  59         kmutex_t sc_lock;
  60         struct apm_event_info sc_event_list[APM_NEVENTS];
  61         struct apm_accessops *sc_ops;
  62         int     sc_hwflags;
  63         int     sc_vers;
  64         int     sc_detail;
  65         void *sc_cookie;
  66 };
  67
  68 #define APM_F_DONT_RUN_HOOKS    0x01
  69
  70 int apm_match(void);
  71 void apm_attach(struct apm_softc *);
  72 const char *apm_strerror(int);
  73
  74 #endif /* _DEV_APM_APMVAR_H_ */