1 /* $OpenBSD: apmvar.h,v 1.20 2015/02/06 08:16:49 dcoppa Exp $ */ 2 3 /* 4 * Copyright (c) 1995 John T. Kohl 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 27 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 * 30 */ 31 #ifndef _MACHINE_APMVAR_H_ 32 #define _MACHINE_APMVAR_H_ 33 34 #include <sys/ioccom.h> 35 36 /* Advanced Power Management (v1.0 and v1.1 specification) 37 * functions/defines/etc. 38 */ 39 40 #define APM_VERSION 0x0102 41 42 /* 43 * APM info word from boot loader 44 */ 45 #define APM_16BIT_SUPPORTED 0x00010000 46 #define APM_32BIT_SUPPORTED 0x00020000 47 #define APM_IDLE_SLOWS 0x00040000 48 #define APM_BIOS_PM_DISABLED 0x00080000 49 #define APM_BIOS_PM_DISENGAGED 0x00100000 50 #define APM_MAJOR(f) (((f) >> 8) & 0xff) 51 #define APM_MINOR(f) ((f) & 0xff) 52 #define APM_VERMASK 0x0000ffff 53 #define APM_NOCLI 0x00010000 54 #define APM_BEBATT 0x00020000 55 56 /* APM error codes */ 57 #define APM_ERR_CODE(regs) (((regs)->ax & 0xff00) >> 8) 58 #define APM_ERR_PM_DISABLED 0x01 59 #define APM_ERR_REALALREADY 0x02 60 #define APM_ERR_NOTCONN 0x03 61 #define APM_ERR_16ALREADY 0x05 62 #define APM_ERR_16NOTSUPP 0x06 63 #define APM_ERR_32ALREADY 0x07 64 #define APM_ERR_32NOTSUPP 0x08 65 #define APM_ERR_UNRECOG_DEV 0x09 66 #define APM_ERR_ERANGE 0x0A 67 #define APM_ERR_NOTENGAGED 0x0B 68 #define APM_ERR_EOPNOSUPP 0x0C 69 #define APM_ERR_RTIMER_DISABLED 0x0D 70 #define APM_ERR_UNABLE 0x60 71 #define APM_ERR_NOEVENTS 0x80 72 #define APM_ERR_NOT_PRESENT 0x86 73 74 #define APM_DEV_APM_BIOS 0x0000 75 #define APM_DEV_ALLDEVS 0x0001 76 /* device classes are high byte; device IDs go in low byte */ 77 #define APM_DEV_DISPLAY(x) (0x0100|((x)&0xff)) 78 #define APM_DEV_DISK(x) (0x0200|((x)&0xff)) 79 #define APM_DEV_PARALLEL(x) (0x0300|((x)&0xff)) 80 #define APM_DEV_SERIAL(x) (0x0400|((x)&0xff)) 81 #define APM_DEV_NETWORK(x) (0x0500|((x)&0xff)) 82 #define APM_DEV_PCMCIA(x) (0x0600|((x)&0xff)) 83 #define APM_DEV_BATTERIES(x) (0x8000|((x)&0xff)) 84 #define APM_DEV_ALLUNITS 0xff 85 /* 0x8100-0xDFFF - reserved */ 86 /* 0xE000-0xEFFF - OEM-defined */ 87 /* 0xF000-0xFFFF - reserved */ 88 89 #define APM_INSTCHECK 0x5300 /* int15 only */ 90 #define APM_16BIT_SUPPORT 0x01 91 #define APM_32BIT_SUPPORT 0x02 92 #define APM_CPUIDLE_SLOW 0x04 93 #define APM_DISABLED 0x08 94 #define APM_DISENGAGED 0x10 95 96 #define APM_REAL_CONNECT 0x5301 /* int15 only */ 97 #define APM_PROT16_CONNECT 0x5302 /* int15 only */ 98 #define APM_PROT32_CONNECT 0x5303 /* int15 only */ 99 #define APM_DISCONNECT 0x5304 /* %bx = APM_DEV_APM_BIOS */ 100 101 #define APM_CPU_IDLE 0x5305 102 #define APM_CPU_BUSY 0x5306 103 104 #define APM_SET_PWR_STATE 0x5307 105 #define APM_SYS_READY 0x0000 /* %cx */ 106 #define APM_SYS_STANDBY 0x0001 107 #define APM_SYS_SUSPEND 0x0002 108 #define APM_SYS_OFF 0x0003 109 #define APM_LASTREQ_INPROG 0x0004 110 #define APM_LASTREQ_REJECTED 0x0005 111 /* 0x0006 - 0x001f Reserved system states */ 112 /* 0x0020 - 0x003f OEM-defined system states */ 113 /* 0x0040 - 0x007f OEM-defined device states */ 114 /* 0x0080 - 0xffff Reserved device states */ 115 116 /* system standby is device ID (%bx) 0x0001, APM_SYS_STANDBY */ 117 /* system suspend is device ID (%bx) 0x0001, APM_SYS_SUSPEND */ 118 119 #define APM_PWR_MGT_ENABLE 0x5308 120 #define APM_MGT_ALL 0xffff /* %bx */ 121 #define APM_MGT_DISABLE 0x0 /* %cx */ 122 #define APM_MGT_ENABLE 0x1 123 124 #define APM_SYSTEM_DEFAULTS 0x5309 125 #define APM_DEFAULTS_ALL 0xffff /* %bx */ 126 127 #define APM_POWER_STATUS 0x530a 128 #define APM_AC_OFF 0x00 129 #define APM_AC_ON 0x01 130 #define APM_AC_BACKUP 0x02 131 #define APM_AC_UNKNOWN 0xff 132 #define APM_BATT_HIGH 0x00 133 #define APM_BATT_LOW 0x01 134 #define APM_BATT_CRITICAL 0x02 135 #define APM_BATT_CHARGING 0x03 136 #define APM_BATT_UNKNOWN 0xff 137 #define APM_BATT_FLAG_HIGH 0x01 138 #define APM_BATT_FLAG_LOW 0x02 139 #define APM_BATT_FLAG_CRITICAL 0x04 140 #define APM_BATT_FLAG_CHARGING 0x08 141 #define APM_BATT_FLAG_NOBATTERY 0x10 142 #define APM_BATT_FLAG_NOSYSBATT 0x80 143 #define APM_BATT_LIFE_UNKNOWN 0xff 144 #define BATT_STATE(regp) ((regp)->bx & 0xff) 145 #define BATT_FLAGS(regp) (((regp)->cx & 0xff00) >> 8) 146 #define AC_STATE(regp) (((regp)->bx & 0xff00) >> 8) 147 #define BATT_LIFE(regp) ((regp)->cx & 0xff) /* in % */ 148 /* Return time in minutes. According to the APM 1.2 spec: 149 DX = Remaining battery life -- time units 150 Bit 15 = 0 Time units are seconds 151 = 1 Time units are minutes 152 Bits 14-0 = Number of seconds or minutes */ 153 #define BATT_REMAINING(regp) (((regp)->dx & 0x8000) ? \ 154 ((regp)->dx & 0x7fff) : \ 155 ((regp)->dx & 0x7fff)/60) 156 #define BATT_REM_VALID(regp) (((regp)->dx & 0xffff) != 0xffff) 157 #define BATT_COUNT(regp) ((regp)->si) 158 159 #define APM_GET_PM_EVENT 0x530b 160 #define APM_NOEVENT 0x0000 161 #define APM_STANDBY_REQ 0x0001 /* %bx on return */ 162 #define APM_SUSPEND_REQ 0x0002 163 #define APM_NORMAL_RESUME 0x0003 164 #define APM_CRIT_RESUME 0x0004 /* suspend/resume happened 165 without us */ 166 #define APM_BATTERY_LOW 0x0005 167 #define APM_POWER_CHANGE 0x0006 168 #define APM_UPDATE_TIME 0x0007 169 #define APM_CRIT_SUSPEND_REQ 0x0008 170 #define APM_USER_STANDBY_REQ 0x0009 171 #define APM_USER_SUSPEND_REQ 0x000A 172 #define APM_SYS_STANDBY_RESUME 0x000B 173 #define APM_CAPABILITY_CHANGE 0x000C /* apm v1.2 */ 174 /* 0x000d - 0x00ff Reserved system events */ 175 #define APM_USER_HIBERNATE_REQ 0x000D 176 /* 0x0100 - 0x01ff Reserved device events */ 177 /* 0x0200 - 0x02ff OEM-defined APM events */ 178 /* 0x0300 - 0xffff Reserved */ 179 #define APM_EVENT_MASK 0xffff 180 181 #define APM_EVENT_COMPOSE(t,i) ((((i) & 0x7fff) << 16)|((t) & APM_EVENT_MASK)) 182 #define APM_EVENT_TYPE(e) ((e) & APM_EVENT_MASK) 183 #define APM_EVENT_INDEX(e) ((e) >> 16) 184 185 #define APM_GET_POWER_STATE 0x530c 186 #define APM_DEVICE_MGMT_ENABLE 0x530d 187 188 #define APM_DRIVER_VERSION 0x530e 189 /* %bx should be DEV value (APM_DEV_APM_BIOS) 190 %ch = driver major vno 191 %cl = driver minor vno 192 return: %ah = conn major; %al = conn minor 193 */ 194 #define APM_CONN_MINOR(regp) ((regp)->ax & 0xff) 195 #define APM_CONN_MAJOR(regp) (((regp)->ax & 0xff00) >> 8) 196 197 #define APM_PWR_MGT_ENGAGE 0x530F 198 #define APM_MGT_DISENGAGE 0x0 /* %cx */ 199 #define APM_MGT_ENGAGE 0x1 200 201 /* %bx - APM_DEV_APM_BIOS 202 * %bl - number of batteries 203 * %cx - capabilities 204 */ 205 #define APM_GET_CAPABILITIES 0x5310 206 #define APM_NBATTERIES(regp) ((regp)->bx) 207 #define APM_GLOBAL_STANDBY 0x0001 208 #define APM_GLOBAL_SUSPEND 0x0002 209 #define APM_RTIMER_STANDBY 0x0004 /* resume time wakes up */ 210 #define APM_RTIMER_SUSPEND 0x0008 211 #define APM_IRRING_STANDBY 0x0010 /* internal ring wakes up */ 212 #define APM_IRRING_SUSPEND 0x0020 213 #define APM_PCCARD_STANDBY 0x0040 /* pccard wakes up */ 214 #define APM_PCCARD_SUSPEND 0x0080 215 216 /* %bx - APM_DEV_APM_BIOS 217 * %cl - function 218 * for %cl=2 (set resume timer) 219 * %ch - seconds in BCD 220 * %dh - hours in BCD 221 * %dl - minutes in BCD 222 * %si - month in BCD (high), day in BCD (low) 223 * %di - year in BCD 224 */ 225 #define APM_RESUME_TIMER 0x5311 226 #define APM_RT_DISABLE 0x0 227 #define APM_RT_GET 0x1 228 #define APM_RT_SET 0x2 229 230 /* %bx - APM_DEV_APM_BIOS 231 * %cx - function 232 */ 233 #define APM_RESUME_ON_RING 0x5312 234 #define APM_ROR_DISABLE 0x0 235 #define APM_ROR_ENABLE 0x1 236 #define APM_ROR_STATUS 0x2 237 238 /* %bx - APM_EDV_APM_BIOS 239 * %cx - function 240 */ 241 #define APM_INACTIVITY_TIMER 0x5313 242 #define APM_IT_DISABLE 0x0 243 #define APM_IT_ENABLE 0x1 244 #define APM_IT_STATUS 0x2 245 246 /* %bh - function */ 247 #define APM_OEM 0x5380 248 #define APM_OEM_INSTCHECK 0x7f /* %bx - OEM ID */ 249 250 /* 251 * LP (Laptop Package) 252 * 253 * Copyright (C) 1994 by HOSOKAWA Tatsumi <hosokawa@mt.cs.keio.ac.jp> 254 * 255 * This software may be used, modified, copied, and distributed, in 256 * both source and binary form provided that the above copyright and 257 * these terms are retained. Under no circumstances is the author 258 * responsible for the proper functioning of this software, nor does 259 * the author assume any responsibility for damages incurred with its 260 * use. 261 * 262 * Sep., 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD) 263 */ 264 265 #define APM_BATTERY_ABSENT 4 266 267 struct apm_power_info { 268 u_char battery_state; 269 u_char ac_state; 270 u_char battery_life; 271 u_char spare1; 272 u_int minutes_left; /* estimate */ 273 u_int spare2[6]; 274 }; 275 276 struct apm_ctl { 277 u_int dev; 278 u_int mode; 279 }; 280 281 #define APM_IOC_REJECT _IOW('A', 0, struct apm_event_info) /* reject request # */ 282 #define APM_IOC_STANDBY _IO('A', 1) /* put system into standby */ 283 #define APM_IOC_SUSPEND _IO('A', 2) /* put system into suspend */ 284 #define APM_IOC_GETPOWER _IOR('A', 3, struct apm_power_info) /* fetch battery state */ 285 #define APM_IOC_DEV_CTL _IOW('A', 5, struct apm_ctl) /* put device into mode */ 286 #define APM_IOC_PRN_CTL _IOW('A', 6, int ) /* driver power status msg */ 287 #define APM_PRINT_ON 0 /* driver power status displayed */ 288 #define APM_PRINT_OFF 1 /* driver power status not displayed */ 289 #define APM_PRINT_PCT 2 /* driver power status only displayed 290 if the percentage changes */ 291 #define APM_IOC_STANDBY_REQ _IO('A', 7) /* request standby */ 292 #define APM_IOC_SUSPEND_REQ _IO('A', 8) /* request suspend */ 293 #define APM_IOC_HIBERNATE _IO('A', 9) /* put system into hibernate */ 294 295 296 #ifdef _KERNEL 297 extern void apm_cpu_busy(void); 298 extern void apm_cpu_idle(void); 299 extern void apminit(void); 300 int apm_set_powstate(u_int devid, u_int powstate); 301 #endif /* _KERNEL */ 302 303 #endif /* _MACHINE_APMVAR_H_ */ 304