acpiconf.c revision 138044
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: head/usr.sbin/acpi/acpiconf/acpiconf.c 138044 2004-11-24 12:49:39Z phk $ 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 46static int acpifd; 47 48static void 49acpi_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 58static int 59acpi_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 86static int 87acpi_battinfo(int num) 88{ 89 union acpi_battery_ioctl_arg battio; 90 const char *pwr_units; 91 92 if (num < 0 || num > 64) 93 err(EX_USAGE, "invalid battery %d", num); 94 95 battio.unit = num; 96 if (ioctl(acpifd, ACPIIO_CMBAT_GET_BIF, &battio) == -1) 97 err(EX_IOERR, "get battery info (%d) failed", num); 98 printf("Battery %d information\n", num); 99 if (battio.bif.units == 0) 100 pwr_units = "mWh"; 101 else 102 pwr_units = "mAh"; 103 104 printf("Design capacity:\t%d %s\n", battio.bif.dcap, pwr_units); 105 printf("Last full capacity:\t%d %s\n", battio.bif.lfcap, pwr_units); 106 printf("Technology:\t\t%s\n", battio.bif.btech == 0 ? 107 "primary (non-rechargeable)" : "secondary (rechargeable)"); 108 printf("Design voltage:\t\t%d mV\n", battio.bif.dvol); 109 printf("Capacity (warn):\t%d %s\n", battio.bif.wcap, pwr_units); 110 printf("Capacity (low):\t\t%d %s\n", battio.bif.lcap, pwr_units); 111 printf("Low/warn granularity:\t%d %s\n", battio.bif.gra1, pwr_units); 112 printf("Warn/full granularity:\t%d %s\n", battio.bif.gra2, pwr_units); 113 printf("Model number:\t\t%s\n", battio.bif.model); 114 printf("Serial number:\t\t%s\n", battio.bif.serial); 115 printf("Type:\t\t\t%s\n", battio.bif.type); 116 printf("OEM info:\t\t%s\n", battio.bif.oeminfo); 117 118 battio.unit = num; 119 if (ioctl(acpifd, ACPIIO_CMBAT_GET_BST, &battio) == -1) 120 err(EX_IOERR, "get battery info (%d) failed", num); 121 printf("State:\t\t\t%d\n", battio.bst.state); 122 printf("Present rate:\t\t%d\n", battio.bst.rate); 123 printf("Remaining capacity:\t%d mWh\n", battio.bst.cap); 124 printf("Volt:\t\t\t%.3f V\n", battio.bst.volt * .001); 125 126 return (0); 127} 128 129static void 130usage(const char* prog) 131{ 132 printf("usage: %s [-h] [-i batt] [-s 1-5]\n", prog); 133 exit(0); 134} 135 136int 137main(int argc, char *argv[]) 138{ 139 char c, *prog; 140 int sleep_type; 141 142 prog = argv[0]; 143 if (argc < 2) 144 usage(prog); 145 /* NOTREACHED */ 146 147 sleep_type = -1; 148 acpi_init(); 149 while ((c = getopt(argc, argv, "hi:s:")) != -1) { 150 switch (c) { 151 case 'i': 152 acpi_battinfo(atoi(optarg)); 153 break; 154 case 's': 155 if (optarg[0] == 'S') 156 sleep_type = optarg[1] - '0'; 157 else 158 sleep_type = optarg[0] - '0'; 159 if (sleep_type < 0 || sleep_type > 5) 160 errx(EX_USAGE, "invalid sleep type (%d)", 161 sleep_type); 162 break; 163 case 'h': 164 default: 165 usage(prog); 166 /* NOTREACHED */ 167 } 168 } 169 argc -= optind; 170 argv += optind; 171 172 if (sleep_type != -1) { 173 sleep(1); /* wait 1 sec. for key-release event */ 174 acpi_sleep(sleep_type); 175 } 176 177 close(acpifd); 178 exit (0); 179} 180