apm_bios.h revision 15360
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 1.9 1996/03/13 00:41:45 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#define APM_BIOS 0x53 25#define SYSTEM_BIOS 0x15 26 27/* APM flags */ 28#define APM_16BIT_SUPPORT 0x01 29#define APM_32BIT_SUPPORT 0x02 30#define APM_CPUIDLE_SLOW 0x04 31#define APM_DISABLED 0x08 32#define APM_DISENGAGED 0x10 33 34/* APM initializer physical address */ 35#define APM_OURADDR 0x00080000 36 37/* Error code of APM initializer */ 38#define APMINI_CANTFIND 0xffffffff 39#define APMINI_NOT32BIT 0xfffffffe 40#define APMINI_CONNECTERR 0xfffffffd 41 42/* APM functions */ 43#define APM_INSTCHECK 0x00 44#define APM_REALCONNECT 0x01 45#define APM_PROT16CONNECT 0x02 46#define APM_PROT32CONNECT 0x03 47#define APM_DISCONNECT 0x04 48#define APM_CPUIDLE 0x05 49#define APM_CPUBUSY 0x06 50#define APM_SETPWSTATE 0x07 51#define APM_ENABLEDISABLEPM 0x08 52#define APM_RESTOREDEFAULT 0x09 53#define APM_GETPWSTATUS 0x0a 54#define APM_GETPMEVENT 0x0b 55#define APM_GETPWSTATE 0x0c 56#define APM_ENABLEDISABLEDPM 0x0d 57#define APM_DRVVERSION 0x0e 58#define APM_ENGAGEDISENGAGEPM 0x0f 59#define APM_OEMFUNC 0x80 60 61/* error code */ 62#define APME_OK 0x00 63#define APME_PMDISABLED 0x01 64#define APME_REALESTABLISHED 0x02 65#define APME_NOTCONNECTED 0x03 66#define APME_PROT16ESTABLISHED 0x05 67#define APME_PROT16NOTSUPPORTED 0x06 68#define APME_PROT32ESTABLISHED 0x07 69#define APME_PROT32NOTDUPPORTED 0x08 70#define APME_UNKNOWNDEVICEID 0x09 71#define APME_OUTOFRANGE 0x0a 72#define APME_NOTENGAGED 0x0b 73#define APME_CANTENTERSTATE 0x60 74#define APME_NOPMEVENT 0x80 75#define APME_NOAPMPRESENT 0x86 76 77 78/* device code */ 79#define PMDV_APMBIOS 0x0000 80#define PMDV_ALLDEV 0x0001 81#define PMDV_DISP0 0x0100 82#define PMDV_DISP1 0x0101 83#define PMDV_2NDSTORAGE0 0x0200 84#define PMDV_2NDSTORAGE1 0x0201 85#define PMDV_2NDSTORAGE2 0x0202 86#define PMDV_2NDSTORAGE3 0x0203 87#define PMDV_PARALLEL0 0x0300 88#define PMDV_PARALLEL1 0x0301 89#define PMDV_SERIAL0 0x0400 90#define PMDV_SERIAL1 0x0401 91#define PMDV_SERIAL2 0x0402 92#define PMDV_SERIAL3 0x0403 93#define PMDV_SERIAL4 0x0404 94#define PMDV_SERIAL5 0x0405 95#define PMDV_SERIAL6 0x0406 96#define PMDV_SERIAL7 0x0407 97#define PMDV_NET0 0x0500 98#define PMDV_NET1 0x0501 99#define PMDV_NET2 0x0502 100#define PMDV_NET3 0x0503 101#define PMDV_PCMCIA0 0x0600 102#define PMDV_PCMCIA1 0x0601 103#define PMDV_PCMCIA2 0x0602 104#define PMDV_PCMCIA3 0x0603 105/* 0x0700 - 0xdfff Reserved */ 106/* 0xe000 - 0xefff OEM-defined power device IDs */ 107/* 0xf000 - 0xffff Reserved */ 108 109/* Power state */ 110#define PMST_APMENABLED 0x0000 111#define PMST_STANDBY 0x0001 112#define PMST_SUSPEND 0x0002 113#define PMST_OFF 0x0003 114#define PMST_LASTREQNOTIFY 0x0004 115#define PMST_LASTREQREJECT 0x0005 116/* 0x0006 - 0x001f Reserved system states */ 117/* 0x0020 - 0x003f OEM-defined system states */ 118/* 0x0040 - 0x007f OEM-defined device states */ 119/* 0x0080 - 0xffff Reserved device states */ 120 121#if !defined(ASSEMBLER) && !defined(INITIALIZER) 122 123/* C definitions */ 124struct apmhook { 125 struct apmhook *ah_next; 126 int (*ah_fun) __P((void *ah_arg)); 127 void *ah_arg; 128 const char *ah_name; 129 int ah_order; 130}; 131#define APM_HOOK_NONE (-1) 132#define APM_HOOK_SUSPEND 0 133#define APM_HOOK_RESUME 1 134#define NAPM_HOOK 2 135 136void apm_suspend(void); 137struct apmhook *apm_hook_establish (int apmh, struct apmhook *); 138void apm_hook_disestablish (int apmh, struct apmhook *); 139void apm_cpu_idle(void); 140void apm_cpu_busy(void); 141 142#endif /* !ASSEMBLER && !INITIALIZER */ 143 144#define APM_MIN_ORDER 0x00 145#define APM_MID_ORDER 0x80 146#define APM_MAX_ORDER 0xff 147 148#endif /* KERNEL */ 149 150/* power management event code */ 151#define PMEV_NOEVENT 0x0000 152#define PMEV_STANDBYREQ 0x0001 153#define PMEV_SUSPENDREQ 0x0002 154#define PMEV_NORMRESUME 0x0003 155#define PMEV_CRITRESUME 0x0004 156#define PMEV_BATTERYLOW 0x0005 157#define PMEV_POWERSTATECHANGE 0x0006 158#define PMEV_UPDATETIME 0x0007 159#define PMEV_CRITSUSPEND 0x0008 160#define PMEV_USERSTANDBYREQ 0x0009 161#define PMEV_USERSUSPENDREQ 0x000a 162#define PMEV_STANDBYRESUME 0x000b 163/* 0x000c - 0x00ff Reserved system events */ 164/* 0x0100 - 0x01ff Reserved device events */ 165/* 0x0200 - 0x02ff OEM-defined APM events */ 166/* 0x0300 - 0xffff Reserved */ 167#define PMEV_DEFAULT 0xffffffff /* used for customization */ 168 169#if !defined(ASSEMBLER) && !defined(INITIALIZER) 170 171typedef struct apm_info { 172 u_int ai_major; /* APM major version */ 173 u_int ai_minor; /* APM minor version */ 174 u_int ai_acline; /* AC line status */ 175 u_int ai_batt_stat; /* Battery status */ 176 u_int ai_batt_life; /* Remaining battery life */ 177 u_int ai_status; /* Status of APM support (enabled/disabled) */ 178} *apm_info_t; 179 180#define APMIO_SUSPEND _IO('P', 1) 181#define APMIO_GETINFO _IOR('P', 2, struct apm_info) 182#define APMIO_ENABLE _IO('P', 5) 183#define APMIO_DISABLE _IO('P', 6) 184#define APMIO_HALTCPU _IO('P', 7) 185#define APMIO_NOTHALTCPU _IO('P', 8) 186#define APMIO_DISPLAYOFF _IO('P', 9) 187 188#endif /* !ASSEMBLER && !INITIALIZER */ 189 190#endif /* _MACHINE_APM_BIOS_H_ */ 191