acpiconf.c revision 87121 
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 87121 2001-11-30 11:35:01Z cjc $
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/acgcc.h>
42#include <contrib/dev/acpica/actypes.h>
43
44#define ACPIDEV	"/dev/acpi"
45
46static int
47acpi_enable_disable(int enable)
48{
49	int	fd;
50
51	fd  = open(ACPIDEV, O_RDWR);
52	if (fd == -1) {
53		err(EX_OSFILE, ACPIDEV);
54	}
55	if (ioctl(fd, enable, NULL) == -1) {
56		if (enable == ACPIIO_ENABLE)
57			err(EX_IOERR, "enable failed");
58		else
59			err(EX_IOERR, "disable failed");
60	}
61	close(fd);
62
63	return (0);
64}
65
66static int
67acpi_sleep(int sleep_type)
68{
69	int	fd;
70
71	fd  = open(ACPIDEV, O_RDWR);
72	if (fd == -1) {
73		err(EX_OSFILE, ACPIDEV);
74	}
75	if (ioctl(fd, ACPIIO_SETSLPSTATE, &sleep_type) == -1) {
76		err(EX_IOERR, "sleep type (%d) failed", sleep_type);
77	}
78	close(fd);
79
80	return (0);
81}
82
83static void
84usage(const char* prog)
85{
86	printf("usage: %s [-deh] [-s [1|2|3|4|4b|5]]\n", prog);
87	exit(0);
88}
89
90int
91main(int argc, char *argv[])
92{
93	char	c, *prog;
94	int	sleep_type;
95
96	prog = argv[0];
97	sleep_type = -1;
98	while ((c = getopt(argc, argv, "dehs:")) != -1) {
99		switch (c) {
100		case 'd':
101			acpi_enable_disable(ACPIIO_DISABLE);
102			break;
103
104		case 'e':
105			acpi_enable_disable(ACPIIO_ENABLE);
106			break;
107
108		case 'h':
109			usage(prog);
110			break;
111
112		case 's':
113			sleep_type = optarg[0] - '0';
114			if (sleep_type < 0 || sleep_type > 5)
115				errx(EX_USAGE, "invalid sleep type (%d)",
116				    sleep_type);
117			break;
118		default:
119			argc -= optind;
120			argv += optind;
121		}
122	}
123
124	if (sleep_type != -1) {
125		sleep(1);	/* wait 1 sec. for key-release event */
126		acpi_sleep(sleep_type);
127	}
128	return (0);
129}
130