apm_bios.h revision 18265
1/* 2 * APM (Advanced Power Management) BIOS Device Driver 3 * 4 * Copyright (c) 1994-1995 by HOSOKAWA, Tatsumi <hosokawa@mt.cs.keio.ac.jp> 5 * 6 * This software may be used, modified, copied, and distributed, in 7 * both source and binary form provided that the above copyright and 8 * these terms are retained. Under no circumstances is the author 9 * responsible for the proper functioning of this software, nor does 10 * the author assume any responsibility for damages incurred with its 11 * use. 12 * 13 * Aug, 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD) 14 * 15 * $Id: apm_bios.h,v 1.10 1996/04/23 16:02:53 nate Exp $ 16 */ 17 18#ifndef _MACHINE_APM_BIOS_H_ 19#define _MACHINE_APM_BIOS_H_ 1 20 21#ifdef KERNEL 22 23/* BIOS id */ 24#ifdef PC98 25#define APM_BIOS 0x9a 26#define SYSTEM_BIOS 0x1f 27#else 28#define APM_BIOS 0x53 29#define SYSTEM_BIOS 0x15 30#endif 31 32/* APM flags */ 33#define APM_16BIT_SUPPORT 0x01 34#define APM_32BIT_SUPPORT 0x02 35#define APM_CPUIDLE_SLOW 0x04 36#define APM_DISABLED 0x08 37#define APM_DISENGAGED 0x10 38 39/* APM initializer physical address */ 40#define APM_OURADDR 0x00080000 41 42/* Error code of APM initializer */ 43#define APMINI_CANTFIND 0xffffffff 44#define APMINI_NOT32BIT 0xfffffffe 45#define APMINI_CONNECTERR 0xfffffffd 46 47/* APM functions */ 48#define APM_INSTCHECK 0x00 49#define APM_REALCONNECT 0x01 50#define APM_PROT16CONNECT 0x02 51#define APM_PROT32CONNECT 0x03 52#define APM_DISCONNECT 0x04 53#define APM_CPUIDLE 0x05 54#define APM_CPUBUSY 0x06 55#define APM_SETPWSTATE 0x07 56#define APM_ENABLEDISABLEPM 0x08 57#define APM_RESTOREDEFAULT 0x09 58#define APM_GETPWSTATUS 0x0a 59#define APM_GETPMEVENT 0x0b 60#define APM_GETPWSTATE 0x0c 61#define APM_ENABLEDISABLEDPM 0x0d 62#define APM_DRVVERSION 0x0e 63#define APM_ENGAGEDISENGAGEPM 0x0f 64#define APM_OEMFUNC 0x80 65 66/* error code */ 67#define APME_OK 0x00 68#define APME_PMDISABLED 0x01 69#define APME_REALESTABLISHED 0x02 70#define APME_NOTCONNECTED 0x03 71#define APME_PROT16ESTABLISHED 0x05 72#define APME_PROT16NOTSUPPORTED 0x06 73#define APME_PROT32ESTABLISHED 0x07 74#define APME_PROT32NOTDUPPORTED 0x08 75#define APME_UNKNOWNDEVICEID 0x09 76#define APME_OUTOFRANGE 0x0a 77#define APME_NOTENGAGED 0x0b 78#define APME_CANTENTERSTATE 0x60 79#define APME_NOPMEVENT 0x80 80#define APME_NOAPMPRESENT 0x86 81 82 83/* device code */ 84#define PMDV_APMBIOS 0x0000 85#define PMDV_ALLDEV 0x0001 86#define PMDV_DISP0 0x0100 87#define PMDV_DISP1 0x0101 88#define PMDV_2NDSTORAGE0 0x0200 89#define PMDV_2NDSTORAGE1 0x0201 90#define PMDV_2NDSTORAGE2 0x0202 91#define PMDV_2NDSTORAGE3 0x0203 92#define PMDV_PARALLEL0 0x0300 93#define PMDV_PARALLEL1 0x0301 94#define PMDV_SERIAL0 0x0400 95#define PMDV_SERIAL1 0x0401 96#define PMDV_SERIAL2 0x0402 97#define PMDV_SERIAL3 0x0403 98#define PMDV_SERIAL4 0x0404 99#define PMDV_SERIAL5 0x0405 100#define PMDV_SERIAL6 0x0406 101#define PMDV_SERIAL7 0x0407 102#define PMDV_NET0 0x0500 103#define PMDV_NET1 0x0501 104#define PMDV_NET2 0x0502 105#define PMDV_NET3 0x0503 106#define PMDV_PCMCIA0 0x0600 107#define PMDV_PCMCIA1 0x0601 108#define PMDV_PCMCIA2 0x0602 109#define PMDV_PCMCIA3 0x0603 110/* 0x0700 - 0xdfff Reserved */ 111/* 0xe000 - 0xefff OEM-defined power device IDs */ 112/* 0xf000 - 0xffff Reserved */ 113 114/* Power state */ 115#define PMST_APMENABLED 0x0000 116#define PMST_STANDBY 0x0001 117#define PMST_SUSPEND 0x0002 118#define PMST_OFF 0x0003 119#define PMST_LASTREQNOTIFY 0x0004 120#define PMST_LASTREQREJECT 0x0005 121/* 0x0006 - 0x001f Reserved system states */ 122/* 0x0020 - 0x003f OEM-defined system states */ 123/* 0x0040 - 0x007f OEM-defined device states */ 124/* 0x0080 - 0xffff Reserved device states */ 125 126#if !defined(ASSEMBLER) && !defined(INITIALIZER) 127 128/* C definitions */ 129struct apmhook { 130 struct apmhook *ah_next; 131 int (*ah_fun) __P((void *ah_arg)); 132 void *ah_arg; 133 const char *ah_name; 134 int ah_order; 135}; 136#define APM_HOOK_NONE (-1) 137#define APM_HOOK_SUSPEND 0 138#define APM_HOOK_RESUME 1 139#define NAPM_HOOK 2 140 141void apm_suspend(void); 142struct apmhook *apm_hook_establish (int apmh, struct apmhook *); 143void apm_hook_disestablish (int apmh, struct apmhook *); 144void apm_cpu_idle(void); 145void apm_cpu_busy(void); 146 147#endif /* !ASSEMBLER && !INITIALIZER */ 148 149#define APM_MIN_ORDER 0x00 150#define APM_MID_ORDER 0x80 151#define APM_MAX_ORDER 0xff 152 153#endif /* KERNEL */ 154 155/* power management event code */ 156#define PMEV_NOEVENT 0x0000 157#define PMEV_STANDBYREQ 0x0001 158#define PMEV_SUSPENDREQ 0x0002 159#define PMEV_NORMRESUME 0x0003 160#define PMEV_CRITRESUME 0x0004 161#define PMEV_BATTERYLOW 0x0005 162#define PMEV_POWERSTATECHANGE 0x0006 163#define PMEV_UPDATETIME 0x0007 164#define PMEV_CRITSUSPEND 0x0008 165#define PMEV_USERSTANDBYREQ 0x0009 166#define PMEV_USERSUSPENDREQ 0x000a 167#define PMEV_STANDBYRESUME 0x000b 168/* 0x000c - 0x00ff Reserved system events */ 169/* 0x0100 - 0x01ff Reserved device events */ 170/* 0x0200 - 0x02ff OEM-defined APM events */ 171/* 0x0300 - 0xffff Reserved */ 172#define PMEV_DEFAULT 0xffffffff /* used for customization */ 173 174#if !defined(ASSEMBLER) && !defined(INITIALIZER) 175 176typedef struct apm_info { 177 u_int ai_major; /* APM major version */ 178 u_int ai_minor; /* APM minor version */ 179 u_int ai_acline; /* AC line status */ 180 u_int ai_batt_stat; /* Battery status */ 181 u_int ai_batt_life; /* Remaining battery life */ 182 u_int ai_status; /* Status of APM support (enabled/disabled) */ 183} *apm_info_t; 184 185#define APMIO_SUSPEND _IO('P', 1) 186#define APMIO_GETINFO _IOR('P', 2, struct apm_info) 187#define APMIO_ENABLE _IO('P', 5) 188#define APMIO_DISABLE _IO('P', 6) 189#define APMIO_HALTCPU _IO('P', 7) 190#define APMIO_NOTHALTCPU _IO('P', 8) 191#define APMIO_DISPLAYOFF _IO('P', 9) 192 193#endif /* !ASSEMBLER && !INITIALIZER */ 194 195#endif /* _MACHINE_APM_BIOS_H_ */ 196