2 * Copyright (c) 1999 Takanori Watanabe <takawata@jp.freebsd.org>
3 * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * $FreeBSD: src/sys/dev/acpica/acpiio.h,v 1.9 2003/09/13 20:13:01 njl Exp $
28 * $DragonFly: src/sys/dev/acpica5/acpiio.h,v 1.2 2008/09/29 06:59:45 hasso Exp $
31 #include <sys/ioccom.h>
34 * Core ACPI subsystem ioctls
36 #define ACPIIO_ENABLE _IO('P', 1)
37 #define ACPIIO_DISABLE _IO('P', 2)
38 #define ACPIIO_SETSLPSTATE _IOW('P', 3, int)
40 struct acpi_battinfo {
41 int cap; /* percent */
42 int min; /* remaining time (in minutes) */
43 int state; /* battery state */
44 int rate; /* emptying rate */
47 #define ACPI_CMBAT_MAXSTRLEN 32
49 uint32_t units; /* Units (mW or mA). */
50 #define ACPI_BIF_UNITS_MW 0 /* Capacity in mWh, rate in mW. */
51 #define ACPI_BIF_UNITS_MA 1 /* Capacity in mAh, rate in mA. */
52 uint32_t dcap; /* Design Capacity */
53 uint32_t lfcap; /* Last Full capacity */
54 uint32_t btech; /* Battery Technology */
55 uint32_t dvol; /* Design voltage (mV) */
56 uint32_t wcap; /* WARN capacity */
57 uint32_t lcap; /* Low capacity */
58 uint32_t gra1; /* Granularity 1 (Warn to Low) */
59 uint32_t gra2; /* Granularity 2 (Full to Warn) */
60 char model[ACPI_CMBAT_MAXSTRLEN]; /* model identifier */
61 char serial[ACPI_CMBAT_MAXSTRLEN]; /* Serial number */
62 char type[ACPI_CMBAT_MAXSTRLEN]; /* Type */
63 char oeminfo[ACPI_CMBAT_MAXSTRLEN]; /* OEM infomation */
67 uint32_t state; /* Battery State */
68 uint32_t rate; /* Present Rate */
69 uint32_t cap; /* Remaining Capacity */
70 uint32_t volt; /* Present Voltage */
73 #define ACPI_BATT_STAT_DISCHARG 0x0001
74 #define ACPI_BATT_STAT_CHARGING 0x0002
75 #define ACPI_BATT_STAT_CRITICAL 0x0004
76 #define ACPI_BATT_STAT_NOT_PRESENT 0x0007
77 #define ACPI_BATT_STAT_MAX 0x0007
79 union acpi_battery_ioctl_arg {
80 int unit; /* Device unit or ACPI_BATTERY_ALL_UNITS. */
82 struct acpi_battinfo battinfo;
88 #define ACPI_BATTERY_ALL_UNITS (-1)
89 #define ACPI_BATT_UNKNOWN 0xffffffff /* _BST or _BIF value unknown. */
91 /* Common battery ioctls */
92 #define ACPIIO_BATT_GET_UNITS _IOR('B', 0x01, int)
93 #define ACPIIO_BATT_GET_BATTINFO _IOWR('B', 0x03, union acpi_battery_ioctl_arg)
94 #define ACPIIO_BATT_GET_BIF _IOWR('B', 0x10, union acpi_battery_ioctl_arg)
95 #define ACPIIO_BATT_GET_BST _IOWR('B', 0x11, union acpi_battery_ioctl_arg)
97 /* Control Method battery ioctls (deprecated) */
98 #define ACPIIO_CMBAT_GET_BIF ACPIIO_BATT_GET_BIF
99 #define ACPIIO_CMBAT_GET_BST ACPIIO_BATT_GET_BST
101 /* Get AC adapter status. */
102 #define ACPIIO_ACAD_GET_STATUS _IOR('A', 1, int)
105 typedef int (*acpi_ioctl_fn)(u_long cmd, caddr_t addr, void *arg);
106 extern int acpi_register_ioctl(u_long cmd, acpi_ioctl_fn fn, void *arg);
107 extern void acpi_deregister_ioctl(u_long cmd, acpi_ioctl_fn fn);