acpiconf.c revision 133788 
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 133788 2004-08-15 23:39:37Z 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
60#if 0
61static int
62acpi_enable_disable(int enable)
63{
64	if (ioctl(acpifd, enable, NULL) == -1) {
65		if (enable == ACPIIO_ENABLE)
66			err(EX_IOERR, "enable failed");
67		else
68			err(EX_IOERR, "disable failed");
69	}
70
71	return (0);
72}
73#endif
74
75static int
76acpi_sleep(int sleep_type)
77{
78	char cmd[64];
79	int ret;
80
81	/* Run the suspend rc script, if available. */
82	if (access(RC_SUSPEND_PATH, X_OK) == 0) {
83		snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_SUSPEND_PATH,
84		    sleep_type);
85		system(cmd);
86	}
87
88	ret = ioctl(acpifd, ACPIIO_SETSLPSTATE, &sleep_type);
89
90	/* Run the resume rc script, if available. */
91	if (access(RC_RESUME_PATH, X_OK) == 0) {
92		snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_RESUME_PATH,
93		    sleep_type);
94		system(cmd);
95	}
96
97	if (ret != 0)
98		err(EX_IOERR, "sleep type (%d) failed", sleep_type);
99
100	return (0);
101}
102
103static int
104acpi_battinfo(int num)
105{
106	union acpi_battery_ioctl_arg battio;
107	const char *pwr_units;
108
109	if (num < 0 || num > 64)
110		err(EX_USAGE, "invalid battery %d", num);
111
112	battio.unit = num;
113	if (ioctl(acpifd, ACPIIO_CMBAT_GET_BIF, &battio) == -1)
114		err(EX_IOERR, "get battery info (%d) failed", num);
115	printf("Battery %d information\n", num);
116	if (battio.bif.units == 0)
117		pwr_units = "mWh";
118	else
119		pwr_units = "mAh";
120
121	printf("Design capacity:\t%d %s\n", battio.bif.dcap, pwr_units);
122	printf("Last full capacity:\t%d %s\n", battio.bif.lfcap, pwr_units);
123	printf("Technology:\t\t%s\n", battio.bif.btech == 0 ?
124	    "primary (non-rechargeable)" : "secondary (rechargeable)");
125	printf("Design voltage:\t\t%d mV\n", battio.bif.dvol);
126	printf("Capacity (warn):\t%d %s\n", battio.bif.wcap, pwr_units);
127	printf("Capacity (low):\t\t%d %s\n", battio.bif.lcap, pwr_units);
128	printf("Low/warn granularity:\t%d %s\n", battio.bif.gra1, pwr_units);
129	printf("Warn/full granularity:\t%d %s\n", battio.bif.gra2, pwr_units);
130	printf("Model number:\t\t%s\n", battio.bif.model);
131	printf("Serial number:\t\t%s\n", battio.bif.serial);
132	printf("Type:\t\t\t%s\n", battio.bif.type);
133	printf("OEM info:\t\t%s\n", battio.bif.oeminfo);
134
135	return (0);
136}
137
138static void
139usage(const char* prog)
140{
141	printf("usage: %s [-deh] [-i batt] [-s 1-5]\n", prog);
142	exit(0);
143}
144
145int
146main(int argc, char *argv[])
147{
148	char	c, *prog;
149	int	sleep_type;
150
151	prog = argv[0];
152	if (argc < 2)
153		usage(prog);
154		/* NOTREACHED */
155
156	sleep_type = -1;
157	acpi_init();
158	while ((c = getopt(argc, argv, "dehi:s:")) != -1) {
159		switch (c) {
160		case 'i':
161			acpi_battinfo(atoi(optarg));
162			break;
163#if 0
164		case 'd':
165			acpi_enable_disable(ACPIIO_DISABLE);
166			break;
167		case 'e':
168			acpi_enable_disable(ACPIIO_ENABLE);
169			break;
170#endif
171		case 's':
172			if (optarg[0] == 'S')
173				sleep_type = optarg[1] - '0';
174			else
175				sleep_type = optarg[0] - '0';
176			if (sleep_type < 0 || sleep_type > 5)
177				errx(EX_USAGE, "invalid sleep type (%d)",
178				     sleep_type);
179			break;
180		case 'h':
181		default:
182			usage(prog);
183			/* NOTREACHED */
184		}
185	}
186	argc -= optind;
187	argv += optind;
188
189	if (sleep_type != -1) {
190		sleep(1);	/* wait 1 sec. for key-release event */
191		acpi_sleep(sleep_type);
192	}
193
194	close(acpifd);
195	exit (0);
196}
197