acpiconf.c revision 114246 
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 114246 2003-04-29 18:50:34Z 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
41#include <contrib/dev/acpica/acpi.h>
42
43#define ACPIDEV	"/dev/acpi"
44
45static int
46acpi_enable_disable(int enable)
47{
48	int	fd;
49
50	fd  = open(ACPIDEV, O_RDWR);
51	if (fd == -1) {
52		err(EX_OSFILE, ACPIDEV);
53	}
54	if (ioctl(fd, enable, NULL) == -1) {
55		if (enable == ACPIIO_ENABLE)
56			err(EX_IOERR, "enable failed");
57		else
58			err(EX_IOERR, "disable failed");
59	}
60	close(fd);
61
62	return (0);
63}
64
65static int
66acpi_sleep(int sleep_type)
67{
68	int	fd;
69
70	fd  = open(ACPIDEV, O_RDWR);
71	if (fd == -1) {
72		err(EX_OSFILE, ACPIDEV);
73	}
74	if (ioctl(fd, ACPIIO_SETSLPSTATE, &sleep_type) == -1) {
75		err(EX_IOERR, "sleep type (%d) failed", sleep_type);
76	}
77	close(fd);
78
79	return (0);
80}
81
82static void
83usage(const char* prog)
84{
85	printf("usage: %s [-deh] [-s [1|2|3|4|4b|5]]\n", prog);
86	exit(0);
87}
88
89int
90main(int argc, char *argv[])
91{
92	char	c, *prog;
93	int	sleep_type;
94
95	prog = argv[0];
96	sleep_type = -1;
97	while ((c = getopt(argc, argv, "dehs:")) != -1) {
98		switch (c) {
99		case 'd':
100			acpi_enable_disable(ACPIIO_DISABLE);
101			break;
102
103		case 'e':
104			acpi_enable_disable(ACPIIO_ENABLE);
105			break;
106
107		case 'h':
108			usage(prog);
109			break;
110
111		case 's':
112			sleep_type = optarg[0] - '0';
113			if (sleep_type < 0 || sleep_type > 5)
114				errx(EX_USAGE, "invalid sleep type (%d)",
115				    sleep_type);
116			break;
117		default:
118			argc -= optind;
119			argv += optind;
120		}
121	}
122
123	if (sleep_type != -1) {
124		sleep(1);	/* wait 1 sec. for key-release event */
125		acpi_sleep(sleep_type);
126	}
127	return (0);
128}
129