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 1.15 1997/02/22 09:33:54 peter 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 */ 142 struct 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 2 153 154 void apm_suspend(void); 155 struct apmhook *apm_hook_establish (int apmh, struct apmhook *); 156 void apm_hook_disestablish (int apmh, struct apmhook *); 157 void apm_cpu_idle(void); 158 void apm_cpu_busy(void); 159 160 #endif /* !ASSEMBLER && !INITIALIZER */ 161 162 #define APM_MIN_ORDER 0x00 163 #define APM_MID_ORDER 0x80 164 #define APM_MAX_ORDER 0xff 165 166 #endif /* KERNEL */ 167 168 /* power management event code */ 169 #define PMEV_NOEVENT 0x0000 170 #define PMEV_STANDBYREQ 0x0001 171 #define PMEV_SUSPENDREQ 0x0002 172 #define PMEV_NORMRESUME 0x0003 173 #define PMEV_CRITRESUME 0x0004 174 #define PMEV_BATTERYLOW 0x0005 175 #define PMEV_POWERSTATECHANGE 0x0006 176 #define PMEV_UPDATETIME 0x0007 177 #define PMEV_CRITSUSPEND 0x0008 178 #define PMEV_USERSTANDBYREQ 0x0009 179 #define PMEV_USERSUSPENDREQ 0x000a 180 #define PMEV_STANDBYRESUME 0x000b 181 /* 0x000c - 0x00ff Reserved system events */ 182 /* 0x0100 - 0x01ff Reserved device events */ 183 /* 0x0200 - 0x02ff OEM-defined APM events */ 184 /* 0x0300 - 0xffff Reserved */ 185 #define PMEV_DEFAULT 0xffffffff /* used for customization */ 186 187 #if !defined(ASSEMBLER) && !defined(INITIALIZER) 188 189 typedef struct apm_info { 190 u_int ai_major; /* APM major version */ 191 u_int ai_minor; /* APM minor version */ 192 u_int ai_acline; /* AC line status */ 193 u_int ai_batt_stat; /* Battery status */ 194 u_int ai_batt_life; /* Remaining battery life */ 195 u_int ai_status; /* Status of APM support (enabled/disabled) */ 196 } *apm_info_t; 197 198 #define APMIO_SUSPEND _IO('P', 1) 199 #define APMIO_GETINFO _IOR('P', 2, struct apm_info) 200 #define APMIO_ENABLE _IO('P', 5) 201 #define APMIO_DISABLE _IO('P', 6) 202 #define APMIO_HALTCPU _IO('P', 7) 203 #define APMIO_NOTHALTCPU _IO('P', 8) 204 #define APMIO_DISPLAY _IOW('P', 9, int) 205 206 #endif /* !ASSEMBLER && !INITIALIZER */ 207 208 #endif /* !_MACHINE_APM_BIOS_H_ */ 209