acpiconf.c revision 68475 
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 68475 2000-11-08 02:37:00Z iwasaki $
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 <unistd.h>
37
38#include <dev/acpica/acpiio.h>
39
40#include <contrib/dev/acpica/Subsystem/Include/acgcc.h>
41#include <contrib/dev/acpica/Subsystem/Include/actypes.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(1, NULL);
53	}
54	if (ioctl(fd, enable, NULL) == -1) {
55		err(1, NULL);
56	}
57	close(fd);
58
59	return (0);
60}
61
62static int
63acpi_sleep(int sleep_type)
64{
65	int	fd;
66
67	fd  = open(ACPIDEV, O_RDWR);
68	if (fd == -1) {
69		err(1, NULL);
70	}
71	if (ioctl(fd, ACPIIO_SETSLPSTATE, &sleep_type) == -1) {
72		err(1, NULL);
73	}
74	close(fd);
75
76	return (0);
77}
78
79static void
80usage(const char* prog)
81{
82	printf("usage: %s [-deh] [-s [1|2|3|4|4b|5]]\n", prog);
83	exit(0);
84}
85
86int
87main(int argc, char *argv[])
88{
89	char	c, *prog;
90	int	sleep_type;
91
92	prog = argv[0];
93	sleep_type = -1;
94	while ((c = getopt(argc, argv, "dehs:")) != -1) {
95		switch (c) {
96		case 'd':
97			acpi_enable_disable(ACPIIO_DISABLE);
98			break;
99
100		case 'e':
101			acpi_enable_disable(ACPIIO_ENABLE);
102			break;
103
104		case 'h':
105			usage(prog);
106			break;
107
108		case 's':
109			sleep_type = optarg[0] - '0';
110			if (sleep_type < 0 || sleep_type > 5) {
111				fprintf(stderr, "%s: invalid sleep type (%d)\n",
112				    argv[0], sleep_type);
113				return -1;
114			}
115
116			/* convert sleep type value to ACPICA format */
117			switch (sleep_type) {
118			case 4:
119				if (optarg[1] == 'b') {
120					sleep_type = ACPI_STATE_S4BIOS;
121				}
122				break;
123
124			case 5:
125				sleep_type = ACPI_STATE_S5;
126				break;
127
128			default:
129				break;
130			}
131			break;
132		default:
133			argc -= optind;
134			argv += optind;
135		}
136	}
137
138	if (sleep_type != -1) {
139		sleep(1);	/* wait 1 sec. for key-release event */
140		acpi_sleep(sleep_type);
141	}
142	return (0);
143}
144