1 /*- 2 * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $Id: acpiconf.c,v 1.5 2000/08/08 14:12:19 iwasaki Exp $ 27 * $FreeBSD: src/usr.sbin/acpi/acpiconf/acpiconf.c,v 1.14 2004/03/05 02:48:22 takawata Exp $ 28 * $DragonFly: src/usr.sbin/acpi/acpiconf/acpiconf.c,v 1.3 2008/09/29 06:59:45 hasso Exp $ 29 */ 30 31 #include <sys/param.h> 32 33 #include <err.h> 34 #include <fcntl.h> 35 #include <stdio.h> 36 #include <sys/ioctl.h> 37 #include <sysexits.h> 38 #include <unistd.h> 39 40 #include "acpiio.h" 41 #include "acpi.h" 42 43 #define ACPIDEV "/dev/acpi" 44 #define RC_SUSPEND_PATH "/etc/rc.suspend" 45 #define RC_RESUME_PATH "/etc/rc.resume" 46 47 static int acpifd; 48 49 static void 50 acpi_init(void) 51 { 52 acpifd = open(ACPIDEV, O_RDWR); 53 if (acpifd == -1) 54 acpifd = open(ACPIDEV, O_RDONLY); 55 if (acpifd == -1) 56 err(EX_OSFILE, ACPIDEV); 57 } 58 59 static int 60 acpi_enable_disable(int enable) 61 { 62 if (ioctl(acpifd, enable, NULL) == -1) { 63 if (enable == ACPIIO_ENABLE) 64 err(EX_IOERR, "enable failed"); 65 else 66 err(EX_IOERR, "disable failed"); 67 } 68 69 return (0); 70 } 71 72 static int 73 acpi_sleep(int sleep_type) 74 { 75 char cmd[64]; 76 int ret; 77 78 /* Run the suspend rc script, if available. */ 79 if (access(RC_SUSPEND_PATH, X_OK) == 0) { 80 snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_SUSPEND_PATH, 81 sleep_type); 82 system(cmd); 83 } 84 85 ret = ioctl(acpifd, ACPIIO_SETSLPSTATE, &sleep_type); 86 87 /* Run the resume rc script, if available. */ 88 if (access(RC_RESUME_PATH, X_OK) == 0) { 89 snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_RESUME_PATH, 90 sleep_type); 91 system(cmd); 92 } 93 94 if (ret != 0) 95 err(EX_IOERR, "sleep type (%d) failed", sleep_type); 96 97 return (0); 98 } 99 100 /* should be a acpi define, but doesn't appear to be */ 101 #define UNKNOWN_CAP 0xffffffff 102 #define UNKNOWN_VOLTAGE 0xffffffff 103 104 static int 105 acpi_battinfo(int num) 106 { 107 union acpi_battery_ioctl_arg battio; 108 const char *pwr_units; 109 int hours, min; 110 111 if (num < 0 || num > 64) 112 err(EX_USAGE, "invalid battery %d", num); 113 114 /* Print battery design information. */ 115 battio.unit = num; 116 if (ioctl(acpifd, ACPIIO_BATT_GET_BIF, &battio) == -1) 117 err(EX_IOERR, "get battery info (%d) failed", num); 118 if (battio.bif.units == 0) 119 pwr_units = "mW"; 120 else 121 pwr_units = "mA"; 122 123 if (battio.bif.dcap == UNKNOWN_CAP) 124 printf("Design capacity:\tunknown\n"); 125 else 126 printf("Design capacity:\t%d %sh\n", battio.bif.dcap, 127 pwr_units); 128 if (battio.bif.lfcap == UNKNOWN_CAP) 129 printf("Last full capacity:\tunknown\n"); 130 else 131 printf("Last full capacity:\t%d %sh\n", battio.bif.lfcap, 132 pwr_units); 133 printf("Technology:\t\t%s\n", battio.bif.btech == 0 ? 134 "primary (non-rechargeable)" : "secondary (rechargeable)"); 135 if (battio.bif.dvol == UNKNOWN_CAP) 136 printf("Design voltage:\t\tunknown\n"); 137 else 138 printf("Design voltage:\t\t%d mV\n", battio.bif.dvol); 139 printf("Capacity (warn):\t%d %sh\n", battio.bif.wcap, pwr_units); 140 printf("Capacity (low):\t\t%d %sh\n", battio.bif.lcap, pwr_units); 141 printf("Low/warn granularity:\t%d %sh\n", battio.bif.gra1, pwr_units); 142 printf("Warn/full granularity:\t%d %sh\n", battio.bif.gra2, pwr_units); 143 printf("Model number:\t\t%s\n", battio.bif.model); 144 printf("Serial number:\t\t%s\n", battio.bif.serial); 145 printf("Type:\t\t\t%s\n", battio.bif.type); 146 printf("OEM info:\t\t%s\n", battio.bif.oeminfo); 147 148 /* Print current battery state information. */ 149 battio.unit = num; 150 if (ioctl(acpifd, ACPIIO_BATT_GET_BATTINFO, &battio) == -1) 151 err(EX_IOERR, "get battery user info (%d) failed", num); 152 if (battio.battinfo.state != ACPI_BATT_STAT_NOT_PRESENT) { 153 printf("State:\t\t\t"); 154 if (battio.battinfo.state == 0) 155 printf("high "); 156 if (battio.battinfo.state & ACPI_BATT_STAT_CRITICAL) 157 printf("critical "); 158 if (battio.battinfo.state & ACPI_BATT_STAT_DISCHARG) 159 printf("discharging "); 160 if (battio.battinfo.state & ACPI_BATT_STAT_CHARGING) 161 printf("charging "); 162 printf("\n"); 163 if (battio.battinfo.cap == -1) 164 printf("Remaining capacity:\tunknown\n"); 165 else 166 printf("Remaining capacity:\t%d%%\n", 167 battio.battinfo.cap); 168 if (battio.battinfo.min == -1) 169 printf("Remaining time:\t\tunknown\n"); 170 else { 171 hours = battio.battinfo.min / 60; 172 min = battio.battinfo.min % 60; 173 printf("Remaining time:\t\t%d:%02d\n", hours, min); 174 } 175 if (battio.battinfo.rate == -1) 176 printf("Present rate:\t\tunknown\n"); 177 else 178 printf("Present rate:\t\t%d %s\n", 179 battio.battinfo.rate, pwr_units); 180 } else 181 printf("State:\t\t\tnot present\n"); 182 183 /* Print battery voltage information. */ 184 battio.unit = num; 185 if (ioctl(acpifd, ACPIIO_BATT_GET_BST, &battio) == -1) 186 err(EX_IOERR, "get battery status (%d) failed", num); 187 if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT) { 188 if (battio.bst.volt == UNKNOWN_VOLTAGE) 189 printf("Voltage:\t\tunknown\n"); 190 else 191 printf("Voltage:\t\t%d mV\n", battio.bst.volt); 192 } 193 194 return (0); 195 } 196 197 static void 198 usage(const char* prog) 199 { 200 printf("usage: %s [-deh] [-i batt] [-s 1-5]\n", prog); 201 exit(0); 202 } 203 204 int 205 main(int argc, char *argv[]) 206 { 207 char c, *prog; 208 int sleep_type; 209 210 prog = argv[0]; 211 if (argc < 2) 212 usage(prog); 213 /* NOTREACHED */ 214 215 sleep_type = -1; 216 acpi_init(); 217 while ((c = getopt(argc, argv, "dehi:s:")) != -1) { 218 switch (c) { 219 case 'i': 220 acpi_battinfo(atoi(optarg)); 221 break; 222 case 'd': 223 acpi_enable_disable(ACPIIO_DISABLE); 224 break; 225 case 'e': 226 acpi_enable_disable(ACPIIO_ENABLE); 227 break; 228 case 's': 229 if (optarg[0] == 'S') 230 sleep_type = optarg[1] - '0'; 231 else 232 sleep_type = optarg[0] - '0'; 233 if (sleep_type < 0 || sleep_type > 5) 234 errx(EX_USAGE, "invalid sleep type (%d)", 235 sleep_type); 236 break; 237 case 'h': 238 default: 239 usage(prog); 240 /* NOTREACHED */ 241 } 242 } 243 argc -= optind; 244 argv += optind; 245 246 if (sleep_type != -1) { 247 sleep(1); /* wait 1 sec. for key-release event */ 248 acpi_sleep(sleep_type); 249 } 250 251 close(acpifd); 252 exit (0); 253 } 254