apm_bios.h revision 26657
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 1.17 1997/03/29 11:07:12 phk Exp $ 16 */ 17 18#ifndef _MACHINE_APM_BIOS_H_ 19#define _MACHINE_APM_BIOS_H_ 20 21#ifndef KERNEL 22#include <sys/types.h> 23#endif 24#include <sys/ioccom.h> 25 26#ifdef KERNEL 27 28/* BIOS id */ 29#ifdef PC98 30#define APM_BIOS 0x9a 31#define SYSTEM_BIOS 0x1f 32#else 33#define APM_BIOS 0x53 34#define SYSTEM_BIOS 0x15 35#endif 36 37/* APM flags */ 38#define APM_16BIT_SUPPORT 0x01 39#define APM_32BIT_SUPPORT 0x02 40#define APM_CPUIDLE_SLOW 0x04 41#define APM_DISABLED 0x08 42#define APM_DISENGAGED 0x10 43 44/* APM initializer physical address */ 45#define APM_OURADDR 0x00080000 46 47/* Error code of APM initializer */ 48#define APMINI_CANTFIND 0xffffffff 49#define APMINI_NOT32BIT 0xfffffffe 50#define APMINI_CONNECTERR 0xfffffffd 51 52/* APM functions */ 53#define APM_INSTCHECK 0x00 54#define APM_REALCONNECT 0x01 55#define APM_PROT16CONNECT 0x02 56#define APM_PROT32CONNECT 0x03 57#define APM_DISCONNECT 0x04 58#define APM_CPUIDLE 0x05 59#define APM_CPUBUSY 0x06 60#define APM_SETPWSTATE 0x07 61#define APM_ENABLEDISABLEPM 0x08 62#define APM_RESTOREDEFAULT 0x09 63#ifdef PC98 64#define APM_GETPWSTATUS 0x3a 65#else 66#define APM_GETPWSTATUS 0x0a 67#endif 68#define APM_GETPMEVENT 0x0b 69#define APM_GETPWSTATE 0x0c 70#define APM_ENABLEDISABLEDPM 0x0d 71#ifdef PC98 72#define APM_DRVVERSION 0x3e 73#else 74#define APM_DRVVERSION 0x0e 75#endif 76#define APM_ENGAGEDISENGAGEPM 0x0f 77#define APM_OEMFUNC 0x80 78 79/* error code */ 80#define APME_OK 0x00 81#define APME_PMDISABLED 0x01 82#define APME_REALESTABLISHED 0x02 83#define APME_NOTCONNECTED 0x03 84#define APME_PROT16ESTABLISHED 0x05 85#define APME_PROT16NOTSUPPORTED 0x06 86#define APME_PROT32ESTABLISHED 0x07 87#define APME_PROT32NOTDUPPORTED 0x08 88#define APME_UNKNOWNDEVICEID 0x09 89#define APME_OUTOFRANGE 0x0a 90#define APME_NOTENGAGED 0x0b 91#define APME_CANTENTERSTATE 0x60 92#define APME_NOPMEVENT 0x80 93#define APME_NOAPMPRESENT 0x86 94 95 96/* device code */ 97#define PMDV_APMBIOS 0x0000 98#define PMDV_ALLDEV 0x0001 99#define PMDV_DISP0 0x0100 100#define PMDV_DISP1 0x0101 101#define PMDV_2NDSTORAGE0 0x0200 102#define PMDV_2NDSTORAGE1 0x0201 103#define PMDV_2NDSTORAGE2 0x0202 104#define PMDV_2NDSTORAGE3 0x0203 105#define PMDV_PARALLEL0 0x0300 106#define PMDV_PARALLEL1 0x0301 107#define PMDV_SERIAL0 0x0400 108#define PMDV_SERIAL1 0x0401 109#define PMDV_SERIAL2 0x0402 110#define PMDV_SERIAL3 0x0403 111#define PMDV_SERIAL4 0x0404 112#define PMDV_SERIAL5 0x0405 113#define PMDV_SERIAL6 0x0406 114#define PMDV_SERIAL7 0x0407 115#define PMDV_NET0 0x0500 116#define PMDV_NET1 0x0501 117#define PMDV_NET2 0x0502 118#define PMDV_NET3 0x0503 119#define PMDV_PCMCIA0 0x0600 120#define PMDV_PCMCIA1 0x0601 121#define PMDV_PCMCIA2 0x0602 122#define PMDV_PCMCIA3 0x0603 123/* 0x0700 - 0xdfff Reserved */ 124/* 0xe000 - 0xefff OEM-defined power device IDs */ 125/* 0xf000 - 0xffff Reserved */ 126 127/* Power state */ 128#define PMST_APMENABLED 0x0000 129#define PMST_STANDBY 0x0001 130#define PMST_SUSPEND 0x0002 131#define PMST_OFF 0x0003 132#define PMST_LASTREQNOTIFY 0x0004 133#define PMST_LASTREQREJECT 0x0005 134/* 0x0006 - 0x001f Reserved system states */ 135/* 0x0020 - 0x003f OEM-defined system states */ 136/* 0x0040 - 0x007f OEM-defined device states */ 137/* 0x0080 - 0xffff Reserved device states */ 138 139#if !defined(ASSEMBLER) && !defined(INITIALIZER) 140 141/* C definitions */ 142struct apmhook { 143 struct apmhook *ah_next; 144 int (*ah_fun) __P((void *ah_arg)); 145 void *ah_arg; 146 const char *ah_name; 147 int ah_order; 148}; 149#define APM_HOOK_NONE (-1) 150#define APM_HOOK_SUSPEND 0 151#define APM_HOOK_RESUME 1 152#define NAPM_HOOK 2 153 154void apm_suspend(void); 155struct apmhook *apm_hook_establish (int apmh, struct apmhook *); 156void apm_hook_disestablish (int apmh, struct apmhook *); 157void apm_cpu_idle(void); 158void apm_cpu_busy(void); 159void apm_power_off(void); 160 161#endif /* !ASSEMBLER && !INITIALIZER */ 162 163#define APM_MIN_ORDER 0x00 164#define APM_MID_ORDER 0x80 165#define APM_MAX_ORDER 0xff 166 167#endif /* KERNEL */ 168 169/* power management event code */ 170#define PMEV_NOEVENT 0x0000 171#define PMEV_STANDBYREQ 0x0001 172#define PMEV_SUSPENDREQ 0x0002 173#define PMEV_NORMRESUME 0x0003 174#define PMEV_CRITRESUME 0x0004 175#define PMEV_BATTERYLOW 0x0005 176#define PMEV_POWERSTATECHANGE 0x0006 177#define PMEV_UPDATETIME 0x0007 178#define PMEV_CRITSUSPEND 0x0008 179#define PMEV_USERSTANDBYREQ 0x0009 180#define PMEV_USERSUSPENDREQ 0x000a 181#define PMEV_STANDBYRESUME 0x000b 182/* 0x000c - 0x00ff Reserved system events */ 183/* 0x0100 - 0x01ff Reserved device events */ 184/* 0x0200 - 0x02ff OEM-defined APM events */ 185/* 0x0300 - 0xffff Reserved */ 186#define PMEV_DEFAULT 0xffffffff /* used for customization */ 187 188#if !defined(ASSEMBLER) && !defined(INITIALIZER) 189 190typedef struct apm_info { 191 u_int ai_major; /* APM major version */ 192 u_int ai_minor; /* APM minor version */ 193 u_int ai_acline; /* AC line status */ 194 u_int ai_batt_stat; /* Battery status */ 195 u_int ai_batt_life; /* Remaining battery life */ 196 u_int ai_status; /* Status of APM support (enabled/disabled) */ 197} *apm_info_t; 198 199struct apm_bios_arg { 200 u_long eax; 201 u_long ebx; 202 u_long ecx; 203 u_long edx; 204 u_long esi; 205 u_long edi; 206}; 207 208#define APMIO_SUSPEND _IO('P', 1) 209#define APMIO_GETINFO _IOR('P', 2, struct apm_info) 210#define APMIO_ENABLE _IO('P', 5) 211#define APMIO_DISABLE _IO('P', 6) 212#define APMIO_HALTCPU _IO('P', 7) 213#define APMIO_NOTHALTCPU _IO('P', 8) 214#define APMIO_DISPLAY _IOW('P', 9, int) 215#define APMIO_BIOS _IOWR('P', 10, struct apm_bios_arg) 216 217#endif /* !ASSEMBLER && !INITIALIZER */ 218 219#endif /* !_MACHINE_APM_BIOS_H_ */ 220