apm_bios.h revision 3263
1/* 2 * Advanced Power Management (APM) BIOS driver for laptop PCs. 3 * 4 * Copyright (c) 1994 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 16#ifndef _MACHINE_APM_BIOS_H_ 17#define _MACHINE_APM_BIOS_H_ 1 18 19#ifdef KERNEL 20 21/* BIOS id */ 22#define APM_BIOS 0x53 23#define SYSTEM_BIOS 0x15 24 25/* APM flags */ 26#define APM_16BIT_SUPPORT 0x01 27#define APM_32BIT_SUPPORT 0x02 28#define APM_CPUIDLE_SLOW 0x04 29#define APM_DISABLED 0x08 30#define APM_DISENGAGED 0x10 31 32/* APM initializer physical address */ 33#define APM_OURADDR 0x00080000 34 35/* Error code of APM initializer */ 36#define APMINI_CANTFIND 0xffffffff 37#define APMINI_NOT32BIT 0xfffffffe 38#define APMINI_CONNECTERR 0xfffffffd 39 40/* APM functions */ 41#define APM_INSTCHECK 0x00 42#define APM_REALCONNECT 0x01 43#define APM_PROT16CONNECT 0x02 44#define APM_PROT32CONNECT 0x03 45#define APM_DISCONNECT 0x04 46#define APM_CPUIDLE 0x05 47#define APM_CPUBUSY 0x06 48#define APM_SETPWSTATE 0x07 49#define APM_ENABLEDISABLEPM 0x08 50#define APM_RESTOREDEFAULT 0x09 51#define APM_GETPWSTATUS 0x0a 52#define APM_GETPMEVENT 0x0b 53#define APM_GETPWSTATE 0x0c 54#define APM_ENABLEDISABLEDPM 0x0d 55#define APM_DRVVERSION 0x0e 56#define APM_ENGAGEDISENGAGEPM 0x0f 57#define APM_OEMFUNC 0x80 58 59/* error code */ 60#define APME_OK 0x00 61#define APME_PMDISABLED 0x01 62#define APME_REALESTABLISHED 0x02 63#define APME_NOTCONNECTED 0x03 64#define APME_PROT16ESTABLISHED 0x05 65#define APME_PROT16NOTSUPPORTED 0x06 66#define APME_PROT32ESTABLISHED 0x07 67#define APME_PROT32NOTDUPPORTED 0x08 68#define APME_UNKNOWNDEVICEID 0x09 69#define APME_OUTOFRANGE 0x0a 70#define APME_NOTENGAGED 0x0b 71#define APME_CANTENTERSTATE 0x60 72#define APME_NOPMEVENT 0x80 73#define APME_NOAPMPRESENT 0x86 74 75 76/* device code */ 77#define PMDV_APMBIOS 0x0000 78#define PMDV_ALLDEV 0x0001 79#define PMDV_DISP0 0x0100 80#define PMDV_DISP1 0x0101 81#define PMDV_2NDSTORAGE0 0x0200 82#define PMDV_2NDSTORAGE1 0x0201 83#define PMDV_2NDSTORAGE2 0x0202 84#define PMDV_2NDSTORAGE3 0x0203 85#define PMDV_PARALLEL0 0x0300 86#define PMDV_PARALLEL1 0x0301 87#define PMDV_SERIAL0 0x0400 88#define PMDV_SERIAL1 0x0401 89#define PMDV_SERIAL2 0x0402 90#define PMDV_SERIAL3 0x0403 91#define PMDV_SERIAL4 0x0404 92#define PMDV_SERIAL5 0x0405 93#define PMDV_SERIAL6 0x0406 94#define PMDV_SERIAL7 0x0407 95#define PMDV_NET0 0x0500 96#define PMDV_NET1 0x0501 97#define PMDV_NET2 0x0502 98#define PMDV_NET3 0x0503 99#define PMDV_PCMCIA0 0x0600 100#define PMDV_PCMCIA1 0x0601 101#define PMDV_PCMCIA2 0x0602 102#define PMDV_PCMCIA3 0x0603 103/* 0x0700 - 0xdfff Reserved */ 104/* 0xe000 - 0xefff OEM-defined power device IDs */ 105/* 0xf000 - 0xffff Reserved */ 106 107/* Power state */ 108#define PMST_APMENABLED 0x0000 109#define PMST_STANDBY 0x0001 110#define PMST_SUSPEND 0x0002 111#define PMST_OFF 0x0003 112#define PMST_LASTREQNOTIFY 0x0004 113#define PMST_LASTREQREJECT 0x0005 114/* 0x0006 - 0x001f Reserved system states */ 115/* 0x0020 - 0x003f OEM-defined system states */ 116/* 0x0040 - 0x007f OEM-defined device states */ 117/* 0x0080 - 0xffff Reserved device states */ 118 119#if !defined(ASM) && !defined(INITIALIZER) 120 121/* C definitions */ 122typedef struct apm_hook_func { 123 struct apm_hook_func *next; /* Linked list */ 124 int (*func)(void); 125 const char *name; 126 int order; 127} *apm_hook_func_t; 128 129apm_hook_func_t apm_resume_hook_init(int (*func)(void), char *name, int order); 130void apm_resume_hook_delete(apm_hook_func_t delete_func); 131apm_hook_func_t apm_suspend_hook_init(int (*func)(void), char *name, int order); 132void apm_suspend_hook_delete(apm_hook_func_t delete_func); 133void apm_suspend_resume(void); 134void apm_cpu_idle(void); 135void apm_cpu_busy(void); 136 137#endif /* !ASM && !INITIALIZER */ 138 139#define APM_MIN_ORDER 0x00 140#define APM_MID_ORDER 0x80 141#define APM_MAX_ORDER 0xff 142 143#endif /* KERNEL */ 144 145/* power management event code */ 146#define PMEV_NOEVENT 0x0000 147#define PMEV_STANDBYREQ 0x0001 148#define PMEV_SUSPENDREQ 0x0002 149#define PMEV_NORMRESUME 0x0003 150#define PMEV_CRITRESUME 0x0004 151#define PMEV_BATTERYLOW 0x0005 152#define PMEV_POWERSTATECHANGE 0x0006 153#define PMEV_UPDATETIME 0x0007 154#define PMEV_CRITSUSPEND 0x0008 155#define PMEV_USERSTANDBYREQ 0x0009 156#define PMEV_USERSUSPENDREQ 0x000a 157#define PMEV_STANDBYRESUME 0x000b 158/* 0x000c - 0x00ff Reserved system events */ 159/* 0x0100 - 0x01ff Reserved device events */ 160/* 0x0200 - 0x02ff OEM-defined APM events */ 161/* 0x0300 - 0xffff Reserved */ 162#define PMEV_DEFAULT 0xffffffff /* used for customization */ 163 164#if !defined(ASM) && !defined(INITIALIZER) 165 166typedef struct apm_info { 167 u_int ai_major; /* APM major version */ 168 u_int ai_minor; /* APM minor version */ 169 u_int ai_acline; /* AC line status */ 170 u_int ai_batt_stat; /* Battery status */ 171 u_int ai_batt_life; /* Remaining battery life */ 172} *apm_info_t; 173 174typedef struct apm_eqv_event { 175 u_int aee_event; /* Event ID */ 176 u_int aee_equiv; /* Equivalent event ID */ 177 u_int aee_resume; /* Equivalent event ID when system resumes */ 178} *apm_eqv_event_t; 179 180#define APMIO_SUSPEND _IO('P', 1) 181#define APMIO_GETINFO _IOR('P', 2, struct apm_info) 182#define APMIO_DEFEQV _IOW('P', 3, struct apm_eqv_event) 183#define APMIO_FLUSHEQV _IO('P', 4) 184#define APMIO_ENABLE _IO('P', 5) 185#define APMIO_DISABLE _IO('P', 6) 186#define APMIO_HALTCPU _IO('P', 7) 187#define APMIO_NOTHALTCPU _IO('P', 8) 188 189#define APM_MAX_EQUIV_EVENTS 16 190 191#endif /* !ASM && !INITIALIZER */ 192 193#endif /* _MACHINE_APM_BIOS_H_ */ 194