acpiconf.c revision 133933 
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 133933 2004-08-18 05:48:24Z njl $
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 int
49acpi_init()
50{
51	acpifd = open(ACPIDEV, O_RDWR);
52	if (acpifd == -1){
53		acpifd = open(ACPIDEV, O_RDONLY);
54	}
55	if (acpifd == -1){
56		err(EX_OSFILE, ACPIDEV);
57	}
58}
59
60static int
61acpi_sleep(int sleep_type)
62{
63	char cmd[64];
64	int ret;
65
66	/* Run the suspend rc script, if available. */
67	if (access(RC_SUSPEND_PATH, X_OK) == 0) {
68		snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_SUSPEND_PATH,
69		    sleep_type);
70		system(cmd);
71	}
72
73	ret = ioctl(acpifd, ACPIIO_SETSLPSTATE, &sleep_type);
74
75	/* Run the resume rc script, if available. */
76	if (access(RC_RESUME_PATH, X_OK) == 0) {
77		snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_RESUME_PATH,
78		    sleep_type);
79		system(cmd);
80	}
81
82	if (ret != 0)
83		err(EX_IOERR, "sleep type (%d) failed", sleep_type);
84
85	return (0);
86}
87
88static int
89acpi_battinfo(int num)
90{
91	union acpi_battery_ioctl_arg battio;
92	const char *pwr_units;
93
94	if (num < 0 || num > 64)
95		err(EX_USAGE, "invalid battery %d", num);
96
97	battio.unit = num;
98	if (ioctl(acpifd, ACPIIO_CMBAT_GET_BIF, &battio) == -1)
99		err(EX_IOERR, "get battery info (%d) failed", num);
100	printf("Battery %d information\n", num);
101	if (battio.bif.units == 0)
102		pwr_units = "mWh";
103	else
104		pwr_units = "mAh";
105
106	printf("Design capacity:\t%d %s\n", battio.bif.dcap, pwr_units);
107	printf("Last full capacity:\t%d %s\n", battio.bif.lfcap, pwr_units);
108	printf("Technology:\t\t%s\n", battio.bif.btech == 0 ?
109	    "primary (non-rechargeable)" : "secondary (rechargeable)");
110	printf("Design voltage:\t\t%d mV\n", battio.bif.dvol);
111	printf("Capacity (warn):\t%d %s\n", battio.bif.wcap, pwr_units);
112	printf("Capacity (low):\t\t%d %s\n", battio.bif.lcap, pwr_units);
113	printf("Low/warn granularity:\t%d %s\n", battio.bif.gra1, pwr_units);
114	printf("Warn/full granularity:\t%d %s\n", battio.bif.gra2, pwr_units);
115	printf("Model number:\t\t%s\n", battio.bif.model);
116	printf("Serial number:\t\t%s\n", battio.bif.serial);
117	printf("Type:\t\t\t%s\n", battio.bif.type);
118	printf("OEM info:\t\t%s\n", battio.bif.oeminfo);
119
120	return (0);
121}
122
123static void
124usage(const char* prog)
125{
126	printf("usage: %s [-h] [-i batt] [-s 1-5]\n", prog);
127	exit(0);
128}
129
130int
131main(int argc, char *argv[])
132{
133	char	c, *prog;
134	int	sleep_type;
135
136	prog = argv[0];
137	if (argc < 2)
138		usage(prog);
139		/* NOTREACHED */
140
141	sleep_type = -1;
142	acpi_init();
143	while ((c = getopt(argc, argv, "hi:s:")) != -1) {
144		switch (c) {
145		case 'i':
146			acpi_battinfo(atoi(optarg));
147			break;
148		case 's':
149			if (optarg[0] == 'S')
150				sleep_type = optarg[1] - '0';
151			else
152				sleep_type = optarg[0] - '0';
153			if (sleep_type < 0 || sleep_type > 5)
154				errx(EX_USAGE, "invalid sleep type (%d)",
155				     sleep_type);
156			break;
157		case 'h':
158		default:
159			usage(prog);
160			/* NOTREACHED */
161		}
162	}
163	argc -= optind;
164	argv += optind;
165
166	if (sleep_type != -1) {
167		sleep(1);	/* wait 1 sec. for key-release event */
168		acpi_sleep(sleep_type);
169	}
170
171	close(acpifd);
172	exit (0);
173}
174