sys/arch/i386/include/apmvar.h

   1 /*      $NetBSD: apmvar.h,v 1.24 2006/07/08 20:30:57 christos Exp $     */
   2 /*-
   3  * Copyright (c) 1995 The NetBSD Foundation, Inc.
   4  * All rights reserved.
   5  *
   6  * This code is derived from software contributed to The NetBSD Foundation
   7  * by John Kohl.
   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 __I386_APM_H__
  31 #define __I386_APM_H__
  32
  33 #include <dev/apm/apmbios.h>
  34
  35 #ifndef _LOCORE
  36 #include <dev/apm/apmio.h>
  37 #endif /* _LCORE */
  38
  39 /*
  40  * virtual & physical address of the trampoline
  41  * that we use: page 1.
  42  */
  43 #define APM_BIOSTRAMP   PAGE_SIZE
  44
  45 #ifndef _LOCORE
  46 /* filled in by apmcall */
  47
  48 struct apm_connect_info {
  49         u_int apm_code32_seg_base;      /* real-mode style segment selector */
  50         u_int apm_code16_seg_base;
  51         u_int apm_data_seg_base;
  52         u_int apm_entrypt;
  53         u_short apm_segsel;             /* segment selector for APM */
  54         u_short _pad1;
  55         u_int apm_code32_seg_len;
  56         u_int apm_code16_seg_len;
  57         u_int apm_data_seg_len;
  58         u_int apm_detail;
  59 };
  60
  61 #ifdef _KERNEL
  62 extern struct apm_connect_info apminfo; /* in locore */
  63 extern int apmpresent;
  64 int apmcall(int function, struct bioscallregs *regs);
  65 void bioscall(int function, struct bioscallregs *regs);
  66 int apm_set_powstate(void *, u_int, u_int);
  67 void apminit(void);
  68 int apm_busprobe(void);
  69 #endif /* _KERNEL */
  70 #endif /* _LOCORE */
  71 #endif /* __i386_apm_h__ */