usr.sbin/acpi/acpiconf/acpiconf.c

   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
  41 #include <contrib/dev/acpica/include/acpi.h>
  42
  43 #define ACPIDEV         "/dev/acpi"
  44
  45 static int      acpifd;
  46
  47 static void
  48 acpi_init(void)
  49 {
  50         acpifd = open(ACPIDEV, O_RDWR);
  51         if (acpifd == -1)
  52                 acpifd = open(ACPIDEV, O_RDONLY);
  53         if (acpifd == -1)
  54                 err(EX_OSFILE, ACPIDEV);
  55 }
  56
  57 /* Prepare to sleep and then wait for the signal that sleeping can occur. */
  58 static void
  59 acpi_sleep(int sleep_type)
  60 {
  61         int ret;
  62
  63         /* Notify OS that we want to sleep.  devd(8) gets this notify. */
  64         ret = ioctl(acpifd, ACPIIO_REQSLPSTATE, &sleep_type);
  65         if (ret != 0)
  66                 err(EX_IOERR, "request sleep type (%d) failed", sleep_type);
  67 }
  68
  69 /* Ack or abort a pending suspend request. */
  70 static void
  71 acpi_sleep_ack(int err_val)
  72 {
  73         int ret;
  74
  75         ret = ioctl(acpifd, ACPIIO_ACKSLPSTATE, &err_val);
  76         if (ret != 0)
  77                 err(EX_IOERR, "ack sleep type failed");
  78 }
  79
  80 /* should be a acpi define, but doesn't appear to be */
  81 #define UNKNOWN_CAP 0xffffffff
  82 #define UNKNOWN_VOLTAGE 0xffffffff
  83
  84 static int
  85 acpi_battinfo(int num)
  86 {
  87         union acpi_battery_ioctl_arg battio;
  88         const char *pwr_units;
  89         int hours, min;
  90
  91         if (num < 0 || num > 64)
  92                 err(EX_USAGE, "invalid battery %d", num);
  93
  94         /* Print battery design information. */
  95         battio.unit = num;
  96         if (ioctl(acpifd, ACPIIO_BATT_GET_BIF, &battio) == -1)
  97                 err(EX_IOERR, "get battery info (%d) failed", num);
  98         if (battio.bif.units == 0)
  99                 pwr_units = "mW";
 100         else
 101                 pwr_units = "mA";
 102
 103         if (battio.bif.dcap == UNKNOWN_CAP)
 104                 printf("Design capacity:\tunknown\n");
 105         else
 106                 printf("Design capacity:\t%d %sh\n", battio.bif.dcap,
 107                     pwr_units);
 108         if (battio.bif.lfcap == UNKNOWN_CAP)
 109                 printf("Last full capacity:\tunknown\n");
 110         else
 111                 printf("Last full capacity:\t%d %sh\n", battio.bif.lfcap,
 112                     pwr_units);
 113         printf("Technology:\t\t%s\n", battio.bif.btech == 0 ?
 114             "primary (non-rechargeable)" : "secondary (rechargeable)");
 115         if (battio.bif.dvol == UNKNOWN_CAP)
 116                 printf("Design voltage:\t\tunknown\n");
 117         else
 118                 printf("Design voltage:\t\t%d mV\n", battio.bif.dvol);
 119         printf("Capacity (warn):\t%d %sh\n", battio.bif.wcap, pwr_units);
 120         printf("Capacity (low):\t\t%d %sh\n", battio.bif.lcap, pwr_units);
 121         printf("Low/warn granularity:\t%d %sh\n", battio.bif.gra1, pwr_units);
 122         printf("Warn/full granularity:\t%d %sh\n", battio.bif.gra2, pwr_units);
 123         printf("Model number:\t\t%s\n", battio.bif.model);
 124         printf("Serial number:\t\t%s\n", battio.bif.serial);
 125         printf("Type:\t\t\t%s\n", battio.bif.type);
 126         printf("OEM info:\t\t%s\n", battio.bif.oeminfo);
 127
 128         /* Print current battery state information. */
 129         battio.unit = num;
 130         if (ioctl(acpifd, ACPIIO_BATT_GET_BATTINFO, &battio) == -1)
 131                 err(EX_IOERR, "get battery user info (%d) failed", num);
 132         if (battio.battinfo.state != ACPI_BATT_STAT_NOT_PRESENT) {
 133                 printf("State:\t\t\t");
 134                 if (battio.battinfo.state == 0)
 135                         printf("high ");
 136                 if (battio.battinfo.state & ACPI_BATT_STAT_CRITICAL)
 137                         printf("critical ");
 138                 if (battio.battinfo.state & ACPI_BATT_STAT_DISCHARG)
 139                         printf("discharging ");
 140                 if (battio.battinfo.state & ACPI_BATT_STAT_CHARGING)
 141                         printf("charging ");
 142                 printf("\n");
 143                 if (battio.battinfo.cap == -1)
 144                         printf("Remaining capacity:\tunknown\n");
 145                 else
 146                         printf("Remaining capacity:\t%d%%\n",
 147                             battio.battinfo.cap);
 148                 if (battio.battinfo.min == -1)
 149                         printf("Remaining time:\t\tunknown\n");
 150                 else {
 151                         hours = battio.battinfo.min / 60;
 152                         min = battio.battinfo.min % 60;
 153                         printf("Remaining time:\t\t%d:%02d\n", hours, min);
 154                 }
 155                 if (battio.battinfo.rate == -1)
 156                         printf("Present rate:\t\tunknown\n");
 157                 else
 158                         printf("Present rate:\t\t%d %s\n",
 159                             battio.battinfo.rate, pwr_units);
 160         } else
 161                 printf("State:\t\t\tnot present\n");
 162
 163         /* Print battery voltage information. */
 164         battio.unit = num;
 165         if (ioctl(acpifd, ACPIIO_BATT_GET_BST, &battio) == -1)
 166                 err(EX_IOERR, "get battery status (%d) failed", num);
 167         if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT) {
 168                 if (battio.bst.volt == UNKNOWN_VOLTAGE)
 169                         printf("Voltage:\t\tunknown\n");
 170                 else
 171                         printf("Voltage:\t\t%d mV\n", battio.bst.volt);
 172         }
 173
 174         return (0);
 175 }
 176
 177 static void
 178 usage(const char* prog)
 179 {
 180         printf("usage: %s [-h] [-i batt] [-k ack] [-s 1-4]\n", prog);
 181         exit(0);
 182 }
 183
 184 int
 185 main(int argc, char *argv[])
 186 {
 187         char    c, *prog;
 188         int     sleep_type;
 189
 190         prog = argv[0];
 191         if (argc < 2)
 192                 usage(prog);
 193                 /* NOTREACHED */
 194
 195         sleep_type = -1;
 196         acpi_init();
 197         while ((c = getopt(argc, argv, "hi:k:s:")) != -1) {
 198                 switch (c) {
 199                 case 'i':
 200                         acpi_battinfo(atoi(optarg));
 201                         break;
 202                 case 'k':
 203                         acpi_sleep_ack(atoi(optarg));
 204                         break;
 205                 case 's':
 206                         if (optarg[0] == 'S')
 207                                 sleep_type = optarg[1] - '0';
 208                         else
 209                                 sleep_type = optarg[0] - '0';
 210                         if (sleep_type < 1 || sleep_type > 4)
 211                                 errx(EX_USAGE, "invalid sleep type (%d)",
 212                                      sleep_type);
 213                         break;
 214                 case 'h':
 215                 default:
 216                         usage(prog);
 217                         /* NOTREACHED */
 218                 }
 219         }
 220         argc -= optind;
 221         argv += optind;
 222
 223         if (sleep_type != -1)
 224                 acpi_sleep(sleep_type);
 225
 226         close(acpifd);
 227         exit (0);
 228 }