2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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
28 * $Id: acpiconf.c,v 1.5 2000/08/08 14:12:19 iwasaki Exp $
32 #include <sys/param.h>
37 #include <sys/ioctl.h>
41 #include <dev/acpica/acpiio.h>
43 #include <contrib/dev/acpica/include/acpi.h>
45 #define ACPIDEV "/dev/acpi"
52 acpifd = open(ACPIDEV, O_RDWR);
54 acpifd = open(ACPIDEV, O_RDONLY);
56 err(EX_OSFILE, ACPIDEV);
59 /* Prepare to sleep and then wait for the signal that sleeping can occur. */
61 acpi_sleep(int sleep_type)
65 /* Notify OS that we want to sleep. devd(8) gets this notify. */
66 ret = ioctl(acpifd, ACPIIO_REQSLPSTATE, &sleep_type);
68 err(EX_IOERR, "request sleep type (%d) failed", sleep_type);
71 /* Ack or abort a pending suspend request. */
73 acpi_sleep_ack(int err_val)
77 ret = ioctl(acpifd, ACPIIO_ACKSLPSTATE, &err_val);
79 err(EX_IOERR, "ack sleep type failed");
82 /* should be a acpi define, but doesn't appear to be */
83 #define UNKNOWN_CAP 0xffffffff
84 #define UNKNOWN_VOLTAGE 0xffffffff
87 acpi_battinfo(int num)
89 union acpi_battery_ioctl_arg battio;
90 const char *pwr_units;
94 if (num < 0 || num > 64)
95 errx(EX_USAGE, "invalid battery %d", num);
97 /* Print battery design information. */
99 if (ioctl(acpifd, ACPIIO_BATT_GET_BIF, &battio) == -1)
100 err(EX_IOERR, "get battery info (%d) failed", num);
101 amp = battio.bif.units;
102 pwr_units = amp ? "mA" : "mW";
103 if (battio.bif.dcap == UNKNOWN_CAP)
104 printf("Design capacity:\tunknown\n");
106 printf("Design capacity:\t%d %sh\n", battio.bif.dcap,
108 if (battio.bif.lfcap == UNKNOWN_CAP)
109 printf("Last full capacity:\tunknown\n");
111 printf("Last full capacity:\t%d %sh\n", battio.bif.lfcap,
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");
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);
128 /* Fetch battery voltage information. */
129 volt = UNKNOWN_VOLTAGE;
131 if (ioctl(acpifd, ACPIIO_BATT_GET_BST, &battio) == -1)
132 err(EX_IOERR, "get battery status (%d) failed", num);
133 if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT)
134 volt = battio.bst.volt;
136 /* Print current battery state information. */
138 if (ioctl(acpifd, ACPIIO_BATT_GET_BATTINFO, &battio) == -1)
139 err(EX_IOERR, "get battery user info (%d) failed", num);
140 if (battio.battinfo.state != ACPI_BATT_STAT_NOT_PRESENT) {
142 switch (battio.battinfo.state & ACPI_BATT_STAT_BST_MASK) {
146 case ACPI_BATT_STAT_DISCHARG:
147 state = "discharging";
149 case ACPI_BATT_STAT_CHARGING:
152 case ACPI_BATT_STAT_CRITICAL:
155 case ACPI_BATT_STAT_DISCHARG | ACPI_BATT_STAT_CRITICAL:
156 state = "critical discharging";
158 case ACPI_BATT_STAT_CHARGING | ACPI_BATT_STAT_CRITICAL:
159 state = "critical charging";
164 printf("State:\t\t\t%s\n", state);
165 if (battio.battinfo.cap == -1)
166 printf("Remaining capacity:\tunknown\n");
168 printf("Remaining capacity:\t%d%%\n",
169 battio.battinfo.cap);
170 if (battio.battinfo.min == -1)
171 printf("Remaining time:\t\tunknown\n");
173 hours = battio.battinfo.min / 60;
174 min = battio.battinfo.min % 60;
175 printf("Remaining time:\t\t%d:%02d\n", hours, min);
177 if (battio.battinfo.rate == -1)
178 printf("Present rate:\t\tunknown\n");
179 else if (amp && volt != UNKNOWN_VOLTAGE) {
180 printf("Present rate:\t\t%d mA (%d mW)\n",
181 battio.battinfo.rate,
182 battio.battinfo.rate * volt / 1000);
184 printf("Present rate:\t\t%d %s\n",
185 battio.battinfo.rate, pwr_units);
187 printf("State:\t\t\tnot present\n");
189 /* Print battery voltage information. */
190 if (volt == UNKNOWN_VOLTAGE)
191 printf("Present voltage:\tunknown\n");
193 printf("Present voltage:\t%d mV\n", volt);
199 usage(const char* prog)
201 printf("usage: %s [-h] [-i batt] [-k ack] [-s 1-4]\n", prog);
206 main(int argc, char *argv[])
209 int c, sleep_type, battery, ack;
210 int iflag = 0, kflag = 0, sflag = 0;
219 while ((c = getopt(argc, argv, "hi:k:s:")) != -1) {
223 battery = strtol(optarg, &end, 10);
224 if ((size_t)(end - optarg) != strlen(optarg))
225 errx(EX_USAGE, "invalid battery");
229 ack = strtol(optarg, &end, 10);
230 if ((size_t)(end - optarg) != strlen(optarg))
231 errx(EX_USAGE, "invalid ack argument");
235 if (optarg[0] == 'S')
237 sleep_type = strtol(optarg, &end, 10);
238 if ((size_t)(end - optarg) != strlen(optarg))
239 errx(EX_USAGE, "invalid sleep type");
240 if (sleep_type < 1 || sleep_type > 4)
241 errx(EX_USAGE, "invalid sleep type (%d)",
253 if (iflag != 0 && kflag != 0 && sflag != 0)
254 errx(EX_USAGE, "-i, -k and -s are mutually exclusive");
258 errx(EX_USAGE, "-i and -k are mutually exclusive");
260 errx(EX_USAGE, "-i and -s are mutually exclusive");
261 acpi_battinfo(battery);
266 errx(EX_USAGE, "-k and -s are mutually exclusive");
272 acpi_sleep(sleep_type);