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 * $FreeBSD$ 28 */ 29 30 #include <sys/param.h> 31 32 #include <err.h> 33 #include <fcntl.h> 34 #include <stdio.h> 35 #include <sys/ioctl.h> 36 #include <sysexits.h> 37 #include <unistd.h> 38 39 #include <dev/acpica/acpiio.h> 40 #include <contrib/dev/acpica/acpi.h> 41 42 #define ACPIDEV "/dev/acpi" 43 #define RC_SUSPEND_PATH "/etc/rc.suspend" 44 #define RC_RESUME_PATH "/etc/rc.resume" 45 46 static int acpifd; 47 48 static void 49 acpi_init(void) 50 { 51 acpifd = open(ACPIDEV, O_RDWR); 52 if (acpifd == -1) 53 acpifd = open(ACPIDEV, O_RDONLY); 54 if (acpifd == -1) 55 err(EX_OSFILE, ACPIDEV); 56 } 57 58 static int 59 acpi_sleep(int sleep_type) 60 { 61 char cmd[64]; 62 int ret; 63 64 /* Run the suspend rc script, if available. */ 65 if (access(RC_SUSPEND_PATH, X_OK) == 0) { 66 snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_SUSPEND_PATH, 67 sleep_type); 68 system(cmd); 69 } 70 71 ret = ioctl(acpifd, ACPIIO_SETSLPSTATE, &sleep_type); 72 73 /* Run the resume rc script, if available. */ 74 if (access(RC_RESUME_PATH, X_OK) == 0) { 75 snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_RESUME_PATH, 76 sleep_type); 77 system(cmd); 78 } 79 80 if (ret != 0) 81 err(EX_IOERR, "sleep type (%d) failed", sleep_type); 82 83 return (0); 84 } 85 86 /* should be a acpi define, but doesn't appear to be */ 87 #define UNKNOWN_CAP 0xffffffff 88 #define UNKNOWN_VOLTAGE 0xffffffff 89 90 static int 91 acpi_battinfo(int num) 92 { 93 union acpi_battery_ioctl_arg battio; 94 const char *pwr_units; 95 int hours, min; 96 97 if (num < 0 || num > 64) 98 err(EX_USAGE, "invalid battery %d", num); 99 100 /* Print battery design information. */ 101 battio.unit = num; 102 if (ioctl(acpifd, ACPIIO_BATT_GET_BIF, &battio) == -1) 103 err(EX_IOERR, "get battery info (%d) failed", num); 104 if (battio.bif.units == 0) 105 pwr_units = "mW"; 106 else 107 pwr_units = "mA"; 108 109 if (battio.bif.dcap == UNKNOWN_CAP) 110 printf("Design capacity:\tunknown\n"); 111 else 112 printf("Design capacity:\t%d %sh\n", battio.bif.dcap, 113 pwr_units); 114 if (battio.bif.lfcap == UNKNOWN_CAP) 115 printf("Last full capacity:\tunknown\n"); 116 else 117 printf("Last full capacity:\t%d %sh\n", battio.bif.lfcap, 118 pwr_units); 119 printf("Technology:\t\t%s\n", battio.bif.btech == 0 ? 120 "primary (non-rechargeable)" : "secondary (rechargeable)"); 121 if (battio.bif.dvol == UNKNOWN_CAP) 122 printf("Design voltage:\t\tunknown\n"); 123 else 124 printf("Design voltage:\t\t%d mV\n", battio.bif.dvol); 125 printf("Capacity (warn):\t%d %sh\n", battio.bif.wcap, pwr_units); 126 printf("Capacity (low):\t\t%d %sh\n", battio.bif.lcap, pwr_units); 127 printf("Low/warn granularity:\t%d %sh\n", battio.bif.gra1, pwr_units); 128 printf("Warn/full granularity:\t%d %sh\n", battio.bif.gra2, pwr_units); 129 printf("Model number:\t\t%s\n", battio.bif.model); 130 printf("Serial number:\t\t%s\n", battio.bif.serial); 131 printf("Type:\t\t\t%s\n", battio.bif.type); 132 printf("OEM info:\t\t%s\n", battio.bif.oeminfo); 133 134 /* Print current battery state information. */ 135 battio.unit = num; 136 if (ioctl(acpifd, ACPIIO_BATT_GET_BATTINFO, &battio) == -1) 137 err(EX_IOERR, "get battery user info (%d) failed", num); 138 if (battio.battinfo.state != ACPI_BATT_STAT_NOT_PRESENT) { 139 printf("State:\t\t\t"); 140 if (battio.battinfo.state == 0) 141 printf("high "); 142 if (battio.battinfo.state & ACPI_BATT_STAT_CRITICAL) 143 printf("critical "); 144 if (battio.battinfo.state & ACPI_BATT_STAT_DISCHARG) 145 printf("discharging "); 146 if (battio.battinfo.state & ACPI_BATT_STAT_CHARGING) 147 printf("charging "); 148 printf("\n"); 149 if (battio.battinfo.cap == -1) 150 printf("Remaining capacity:\tunknown\n"); 151 else 152 printf("Remaining capacity:\t%d%%\n", 153 battio.battinfo.cap); 154 if (battio.battinfo.min == -1) 155 printf("Remaining time:\t\tunknown\n"); 156 else { 157 hours = battio.battinfo.min / 60; 158 min = battio.battinfo.min % 60; 159 printf("Remaining time:\t\t%d:%02d\n", hours, min); 160 } 161 if (battio.battinfo.rate == -1) 162 printf("Present rate:\t\tunknown\n"); 163 else 164 printf("Present rate:\t\t%d %s\n", 165 battio.battinfo.rate, pwr_units); 166 } else 167 printf("State:\t\t\tnot present\n"); 168 169 /* Print battery voltage information. */ 170 battio.unit = num; 171 if (ioctl(acpifd, ACPIIO_BATT_GET_BST, &battio) == -1) 172 err(EX_IOERR, "get battery status (%d) failed", num); 173 if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT) { 174 if (battio.bst.volt == UNKNOWN_VOLTAGE) 175 printf("Voltage:\t\tunknown\n"); 176 else 177 printf("Voltage:\t\t%d mV\n", battio.bst.volt); 178 } 179 180 return (0); 181 } 182 183 static void 184 usage(const char* prog) 185 { 186 printf("usage: %s [-h] [-i batt] [-s 1-5]\n", prog); 187 exit(0); 188 } 189 190 int 191 main(int argc, char *argv[]) 192 { 193 char c, *prog; 194 int sleep_type; 195 196 prog = argv[0]; 197 if (argc < 2) 198 usage(prog); 199 /* NOTREACHED */ 200 201 sleep_type = -1; 202 acpi_init(); 203 while ((c = getopt(argc, argv, "hi:s:")) != -1) { 204 switch (c) { 205 case 'i': 206 acpi_battinfo(atoi(optarg)); 207 break; 208 case 's': 209 if (optarg[0] == 'S') 210 sleep_type = optarg[1] - '0'; 211 else 212 sleep_type = optarg[0] - '0'; 213 if (sleep_type < 0 || sleep_type > 5) 214 errx(EX_USAGE, "invalid sleep type (%d)", 215 sleep_type); 216 break; 217 case 'h': 218 default: 219 usage(prog); 220 /* NOTREACHED */ 221 } 222 } 223 argc -= optind; 224 argv += optind; 225 226 if (sleep_type != -1) { 227 sleep(1); /* wait 1 sec. for key-release event */ 228 acpi_sleep(sleep_type); 229 } 230 231 close(acpifd); 232 exit (0); 233 } 234