acpiconf.c revision 138047 
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 138047 2004-11-24 15:32:07Z imp $
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
122	if (battio.bst.state != ACPI_BATT_STAT_NOT_PRESENT) {
123		printf("State:\t\t\tPresent\n");
124		printf("Present Rate:\t\t%d mWh\n", battio.bst.rate);
125		printf("Remaining Capacity:\t%d mWh\n", battio.bst.cap);
126		printf("Volt:\t\t\t%d mV\n", battio.bst.volt);
127	} else {
128		printf("State:\t\t\tNot Present\n");
129	}
130	return (0);
131}
132
133static void
134usage(const char* prog)
135{
136	printf("usage: %s [-h] [-i batt] [-s 1-5]\n", prog);
137	exit(0);
138}
139
140int
141main(int argc, char *argv[])
142{
143	char	c, *prog;
144	int	sleep_type;
145
146	prog = argv[0];
147	if (argc < 2)
148		usage(prog);
149		/* NOTREACHED */
150
151	sleep_type = -1;
152	acpi_init();
153	while ((c = getopt(argc, argv, "hi:s:")) != -1) {
154		switch (c) {
155		case 'i':
156			acpi_battinfo(atoi(optarg));
157			break;
158		case 's':
159			if (optarg[0] == 'S')
160				sleep_type = optarg[1] - '0';
161			else
162				sleep_type = optarg[0] - '0';
163			if (sleep_type < 0 || sleep_type > 5)
164				errx(EX_USAGE, "invalid sleep type (%d)",
165				     sleep_type);
166			break;
167		case 'h':
168		default:
169			usage(prog);
170			/* NOTREACHED */
171		}
172	}
173	argc -= optind;
174	argv += optind;
175
176	if (sleep_type != -1) {
177		sleep(1);	/* wait 1 sec. for key-release event */
178		acpi_sleep(sleep_type);
179	}
180
181	close(acpifd);
182	exit (0);
183}
184