acpiconf.c revision 126609 
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 126609 2004-03-04 17:03:49Z takawata $
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;
47static int
48acpi_init()
49{
50	acpifd = open(ACPIDEV, O_RDWR);
51	if (acpifd == -1){
52		acpifd = open(ACPIDEV, O_RDONLY);
53	}
54	if (acpifd == -1){
55		err(EX_OSFILE, ACPIDEV);
56	}
57}
58
59static int
60acpi_enable_disable(int enable)
61{
62	if (ioctl(acpifd, enable, NULL) == -1) {
63		if (enable == ACPIIO_ENABLE)
64			err(EX_IOERR, "enable failed");
65		else
66			err(EX_IOERR, "disable failed");
67	}
68
69	return (0);
70}
71
72static int
73acpi_sleep(int sleep_type)
74{
75	char cmd[64];
76	int ret;
77
78	/* Run the suspend rc script, if available. */
79	if (access(RC_SUSPEND_PATH, X_OK) == 0) {
80		snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_SUSPEND_PATH,
81		    sleep_type);
82		system(cmd);
83	}
84
85	ret = ioctl(acpifd, ACPIIO_SETSLPSTATE, &sleep_type);
86
87	/* Run the resume rc script, if available. */
88	if (access(RC_RESUME_PATH, X_OK) == 0) {
89		snprintf(cmd, sizeof(cmd), "%s acpi %d", RC_RESUME_PATH,
90		    sleep_type);
91		system(cmd);
92	}
93
94	if (ret != 0)
95		err(EX_IOERR, "sleep type (%d) failed", sleep_type);
96
97	return (0);
98}
99
100static int
101acpi_battinfo(int num)
102{
103	union acpi_battery_ioctl_arg battio;
104	const char *pwr_units;
105
106	if (num < 0 || num > 64)
107		err(EX_USAGE, "invalid battery %d", num);
108
109	battio.unit = num;
110	if (ioctl(acpifd, ACPIIO_CMBAT_GET_BIF, &battio) == -1)
111		err(EX_IOERR, "get battery info (%d) failed", num);
112	printf("Battery %d information\n", num);
113	if (battio.bif.units == 0)
114		pwr_units = "mWh";
115	else
116		pwr_units = "mAh";
117
118	printf("Design capacity:\t%d %s\n", battio.bif.dcap, pwr_units);
119	printf("Last full capacity:\t%d %s\n", battio.bif.lfcap, pwr_units);
120	printf("Technology:\t\t%s\n", battio.bif.btech == 0 ?
121	    "primary (non-rechargeable)" : "secondary (rechargeable)");
122	printf("Design voltage:\t\t%d mV\n", battio.bif.dvol);
123	printf("Capacity (warn):\t%d %s\n", battio.bif.wcap, pwr_units);
124	printf("Capacity (low):\t\t%d %s\n", battio.bif.lcap, pwr_units);
125	printf("Low/warn granularity:\t%d %s\n", battio.bif.gra1, pwr_units);
126	printf("Warn/full granularity:\t%d %s\n", battio.bif.gra2, pwr_units);
127	printf("Model number:\t\t%s\n", battio.bif.model);
128	printf("Serial number:\t\t%s\n", battio.bif.serial);
129	printf("Type:\t\t\t%s\n", battio.bif.type);
130	printf("OEM info:\t\t%s\n", battio.bif.oeminfo);
131
132	return (0);
133}
134
135static void
136usage(const char* prog)
137{
138	printf("usage: %s [-deh] [-i batt] [-s 1-5]\n", prog);
139	exit(0);
140}
141
142int
143main(int argc, char *argv[])
144{
145	char	c, *prog;
146	int	sleep_type;
147
148	prog = argv[0];
149	if (argc < 2)
150		usage(prog);
151		/* NOTREACHED */
152
153	sleep_type = -1;
154	acpi_init();
155	while ((c = getopt(argc, argv, "dehi:s:")) != -1) {
156		switch (c) {
157		case 'i':
158			acpi_battinfo(atoi(optarg));
159			break;
160		case 'd':
161			acpi_enable_disable(ACPIIO_DISABLE);
162			break;
163		case 'e':
164			acpi_enable_disable(ACPIIO_ENABLE);
165			break;
166		case 's':
167			if (optarg[0] == 'S')
168				sleep_type = optarg[1] - '0';
169			else
170				sleep_type = optarg[0] - '0';
171			if (sleep_type < 0 || sleep_type > 5)
172				errx(EX_USAGE, "invalid sleep type (%d)",
173				     sleep_type);
174			break;
175		case 'h':
176		default:
177			usage(prog);
178			/* NOTREACHED */
179		}
180	}
181	argc -= optind;
182	argv += optind;
183
184	if (sleep_type != -1) {
185		sleep(1);	/* wait 1 sec. for key-release event */
186		acpi_sleep(sleep_type);
187	}
188
189	close(acpifd);
190	exit (0);
191}
192