usr.sbin/acpi/acpiconf/acpiconf.c

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   3  *
   4  * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
   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  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  * SUCH DAMAGE.
  27  *
  28  *      $Id: acpiconf.c,v 1.5 2000/08/08 14:12:19 iwasaki Exp $
  29  *      $FreeBSD$
  30  */
  31
  32 #include <sys/param.h>
  33
  34 #include <err.h>
  35 #include <fcntl.h>
  36 #include <stdio.h>
  37 #include <sys/ioctl.h>
  38 #include <sysexits.h>
  39 #include <unistd.h>
  40
  41 #include <dev/acpica/acpiio.h>
  42
  43 #include <contrib/dev/acpica/include/acpi.h>
  44
  45 #define ACPIDEV         "/dev/acpi"
  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 /* Prepare to sleep and then wait for the signal that sleeping can occur. */
  60 static void
  61 acpi_sleep(int sleep_type)
  62 {
  63         int ret;
  64
  65         /* Notify OS that we want to sleep.  devd(8) gets this notify. */
  66         ret = ioctl(acpifd, ACPIIO_REQSLPSTATE, &sleep_type);
  67         if (ret != 0)
  68                 err(EX_IOERR, "request sleep type (%d) failed", sleep_type);
  69 }
  70
  71 /* Ack or abort a pending suspend request. */
  72 static void
  73 acpi_sleep_ack(int err_val)
  74 {
  75         int ret;
  76
  77         ret = ioctl(acpifd, ACPIIO_ACKSLPSTATE, &err_val);
  78         if (ret != 0)
  79                 err(EX_IOERR, "ack sleep type failed");
  80 }
  81
  82 /* should be a acpi define, but doesn't appear to be */
  83 #define UNKNOWN_CAP 0xffffffff
  84 #define UNKNOWN_VOLTAGE 0xffffffff
  85
  86 static int
  87 acpi_battinfo(int num)
  88 {
  89         union acpi_battery_ioctl_arg battio;
  90         const char *pwr_units;
  91         int hours, min, amp;
  92         uint32_t volt;
  93
  94         if (num < 0 || num > 64)
  95                 errx(EX_USAGE, "invalid battery %d", num);
  96
  97         /* Print battery design information. */
  98         battio.unit = num;
  99         if (ioctl(acpifd, ACPIIO_BATT_GET_BIX, &battio) == -1)
 100                 err(EX_IOERR, "get battery info (%d) failed", num);
 101         amp = battio.bix.units;
 102         pwr_units = amp ? "mA" : "mW";
 103         if (battio.bix.dcap == UNKNOWN_CAP)
 104                 printf("Design capacity:\tunknown\n");
 105         else
 106                 printf("Design capacity:\t%d %sh\n", battio.bix.dcap,
 107                     pwr_units);
 108         if (battio.bix.lfcap == UNKNOWN_CAP)
 109                 printf("Last full capacity:\tunknown\n");
 110         else
 111                 printf("Last full capacity:\t%d %sh\n", battio.bix.lfcap,
 112                     pwr_units);
 113         printf("Technology:\t\t%s\n", battio.bix.btech == 0 ?
 114             "primary (non-rechargeable)" : "secondary (rechargeable)");
 115         if (ACPI_BIX_REV_MIN_CHECK(battio.bix.rev, ACPI_BIX_REV_1)) {
 116                 printf("Battery Swappable Capability:\t");
 117                 if (battio.bix.scap == ACPI_BIX_SCAP_NO)
 118                         printf("Non-swappable\n");
 119                 else if (battio.bix.scap == ACPI_BIX_SCAP_COLD)
 120                         printf("cold swap\n");
 121                 else if (battio.bix.scap == ACPI_BIX_SCAP_HOT)
 122                         printf("hot swap\n");
 123                 else
 124                         printf("unknown\n");
 125         }
 126         if (battio.bix.dvol == UNKNOWN_CAP)
 127                 printf("Design voltage:\t\tunknown\n");
 128         else
 129                 printf("Design voltage:\t\t%d mV\n", battio.bix.dvol);
 130         printf("Capacity (warn):\t%d %sh\n", battio.bix.wcap, pwr_units);
 131         printf("Capacity (low):\t\t%d %sh\n", battio.bix.lcap, pwr_units);
 132         if (ACPI_BIX_REV_MIN_CHECK(battio.bix.rev, ACPI_BIX_REV_0)) {
 133                 if (battio.bix.cycles != ACPI_BATT_UNKNOWN)
 134                         printf("Cycle Count:\t\t%d\n", battio.bix.cycles);
 135                 printf("Mesurement Accuracy:\t%d %%\n",
 136                     battio.bix.accuracy / 1000);
 137                 if (battio.bix.stmax != ACPI_BATT_UNKNOWN)
 138                         printf("Max Sampling Time:\t%d ms\n",
 139                             battio.bix.stmax);
 140                 if (battio.bix.stmin != ACPI_BATT_UNKNOWN)
 141                         printf("Min Sampling Time:\t%d ms\n",
 142                             battio.bix.stmin);
 143                 printf("Max Average Interval:\t%d ms\n",
 144                     battio.bix.aimax);
 145                 printf("Min Average Interval:\t%d ms\n",
 146                     battio.bix.aimin);
 147         }
 148         printf("Low/warn granularity:\t%d %sh\n", battio.bix.gra1, pwr_units);
 149         printf("Warn/full granularity:\t%d %sh\n", battio.bix.gra2, pwr_units);
 150         printf("Model number:\t\t%s\n", battio.bix.model);
 151         printf("Serial number:\t\t%s\n", battio.bix.serial);
 152         printf("Type:\t\t\t%s\n", battio.bix.type);
 153         printf("OEM info:\t\t%s\n", battio.bix.oeminfo);
 154
 155         /* Fetch battery voltage information. */
 156         volt = UNKNOWN_VOLTAGE;
 157         battio.unit = num;
 158         if (ioctl(acpifd, ACPIIO_BATT_GET_BST, &battio) == -1)
 159                 err(EX_IOERR, "get battery status (%d) failed", num);
 160         if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT)
 161                 volt = battio.bst.volt;
 162
 163         /* Print current battery state information. */
 164         battio.unit = num;
 165         if (ioctl(acpifd, ACPIIO_BATT_GET_BATTINFO, &battio) == -1)
 166                 err(EX_IOERR, "get battery user info (%d) failed", num);
 167         if (battio.battinfo.state != ACPI_BATT_STAT_NOT_PRESENT) {
 168                 const char *state;
 169                 switch (battio.battinfo.state & ACPI_BATT_STAT_BST_MASK) {
 170                 case 0:
 171                         state = "high";
 172                         break;
 173                 case ACPI_BATT_STAT_DISCHARG:
 174                         state = "discharging";
 175                         break;
 176                 case ACPI_BATT_STAT_CHARGING:
 177                         state = "charging";
 178                         break;
 179                 case ACPI_BATT_STAT_CRITICAL:
 180                         state = "critical";
 181                         break;
 182                 case ACPI_BATT_STAT_DISCHARG | ACPI_BATT_STAT_CRITICAL:
 183                         state = "critical discharging";
 184                         break;
 185                 case ACPI_BATT_STAT_CHARGING | ACPI_BATT_STAT_CRITICAL:
 186                         state = "critical charging";
 187                         break;
 188                 default:
 189                         state = "invalid";
 190                 }
 191                 printf("State:\t\t\t%s\n", state);
 192                 if (battio.battinfo.cap == -1)
 193                         printf("Remaining capacity:\tunknown\n");
 194                 else
 195                         printf("Remaining capacity:\t%d%%\n",
 196                             battio.battinfo.cap);
 197                 if (battio.battinfo.min == -1)
 198                         printf("Remaining time:\t\tunknown\n");
 199                 else {
 200                         hours = battio.battinfo.min / 60;
 201                         min = battio.battinfo.min % 60;
 202                         printf("Remaining time:\t\t%d:%02d\n", hours, min);
 203                 }
 204                 if (battio.battinfo.rate == -1)
 205                         printf("Present rate:\t\tunknown\n");
 206                 else if (amp && volt != UNKNOWN_VOLTAGE) {
 207                         printf("Present rate:\t\t%d mA (%d mW)\n",
 208                             battio.battinfo.rate,
 209                             battio.battinfo.rate * volt / 1000);
 210                 } else
 211                         printf("Present rate:\t\t%d %s\n",
 212                             battio.battinfo.rate, pwr_units);
 213         } else
 214                 printf("State:\t\t\tnot present\n");
 215
 216         /* Print battery voltage information. */
 217         if (volt == UNKNOWN_VOLTAGE)
 218                 printf("Present voltage:\tunknown\n");
 219         else
 220                 printf("Present voltage:\t%d mV\n", volt);
 221
 222         return (0);
 223 }
 224
 225 static void
 226 usage(const char* prog)
 227 {
 228         printf("usage: %s [-h] [-i batt] [-k ack] [-s 1-4]\n", prog);
 229         exit(0);
 230 }
 231
 232 int
 233 main(int argc, char *argv[])
 234 {
 235         char    *prog, *end;
 236         int     c, sleep_type, battery, ack;
 237         int     iflag = 0, kflag = 0, sflag = 0;
 238
 239         prog = argv[0];
 240         if (argc < 2)
 241                 usage(prog);
 242                 /* NOTREACHED */
 243
 244         sleep_type = -1;
 245         acpi_init();
 246         while ((c = getopt(argc, argv, "hi:k:s:")) != -1) {
 247                 switch (c) {
 248                 case 'i':
 249                         iflag = 1;
 250                         battery = strtol(optarg, &end, 10);
 251                         if ((size_t)(end - optarg) != strlen(optarg))
 252                             errx(EX_USAGE, "invalid battery");
 253                         break;
 254                 case 'k':
 255                         kflag = 1;
 256                         ack = strtol(optarg, &end, 10);
 257                         if ((size_t)(end - optarg) != strlen(optarg))
 258                             errx(EX_USAGE, "invalid ack argument");
 259                         break;
 260                 case 's':
 261                         sflag = 1;
 262                         if (optarg[0] == 'S')
 263                                 optarg++;
 264                         sleep_type = strtol(optarg, &end, 10);
 265                         if ((size_t)(end - optarg) != strlen(optarg))
 266                             errx(EX_USAGE, "invalid sleep type");
 267                         if (sleep_type < 1 || sleep_type > 4)
 268                                 errx(EX_USAGE, "invalid sleep type (%d)",
 269                                      sleep_type);
 270                         break;
 271                 case 'h':
 272                 default:
 273                         usage(prog);
 274                         /* NOTREACHED */
 275                 }
 276         }
 277         argc -= optind;
 278         argv += optind;
 279
 280         if (iflag != 0 && kflag != 0 && sflag != 0)
 281                         errx(EX_USAGE, "-i, -k and -s are mutually exclusive");
 282
 283         if (iflag  != 0) {
 284                 if (kflag != 0)
 285                         errx(EX_USAGE, "-i and -k are mutually exclusive");
 286                 if (sflag != 0)
 287                         errx(EX_USAGE, "-i and -s are mutually exclusive");
 288                 acpi_battinfo(battery);
 289         }
 290
 291         if (kflag != 0) {
 292                 if (sflag != 0)
 293                         errx(EX_USAGE, "-k and -s are mutually exclusive");
 294                 acpi_sleep_ack(ack);
 295         }
 296
 297
 298         if (sflag != 0)
 299                 acpi_sleep(sleep_type);
 300
 301         close(acpifd);
 302         exit (0);
 303 }