2 * Copyright (c) 1999 Takanori Watanabe <takawata@shidahara1.planet.sci.kobe-u.ac.jp>
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
31 * Core ACPI subsystem ioctls
33 #define ACPIIO_ENABLE _IO('P', 1)
34 #define ACPIIO_DISABLE _IO('P', 2)
35 #define ACPIIO_SETSLPSTATE _IOW('P', 3, int)
37 struct acpi_battdesc {
38 int type; /* battery type: e.g. CMBAT */
39 int phys_unit; /* physical unit of devclass */
42 #define ACPI_BATT_TYPE_CMBAT 0x0000
43 #define ACPI_BATT_TYPE_SMBAT 0x0001
45 struct acpi_battinfo {
46 int cap; /* percent */
47 int min; /* remianing time */
48 int state; /* battery state */
51 #define ACPI_CMBAT_MAXSTRLEN 32
53 u_int32_t unit; /* 0 for mWh, 1 for mAh */
54 u_int32_t dcap; /* Design Capacity */
55 u_int32_t lfcap; /* Last Full capacity */
56 u_int32_t btech; /* Battery Technorogy */
57 u_int32_t dvol; /* Design voltage (mV) */
58 u_int32_t wcap; /* WARN capacity */
59 u_int32_t lcap; /* Low capacity */
60 u_int32_t gra1; /* Granulity 1(Warn to Low) */
61 u_int32_t gra2; /* Granulity 2(Full to Warn) */
62 char model[ACPI_CMBAT_MAXSTRLEN]; /* model identifier */
63 char serial[ACPI_CMBAT_MAXSTRLEN]; /* Serial number */
64 char type[ACPI_CMBAT_MAXSTRLEN]; /* Type */
65 char oeminfo[ACPI_CMBAT_MAXSTRLEN]; /* OEM infomation */
69 u_int32_t state; /* Battery State */
70 u_int32_t rate; /* Present Rate */
71 u_int32_t cap; /* Remaining Capacity */
72 u_int32_t volt; /* Present Voltage */
75 #define ACPI_BATT_STAT_DISCHARG 0x0001
76 #define ACPI_BATT_STAT_CHARGING 0x0002
77 #define ACPI_BATT_STAT_CRITICAL 0x0004
78 #define ACPI_BATT_STAT_NOT_PRESENT 0x0007
79 #define ACPI_BATT_STAT_MAX 0x0007
81 union acpi_battery_ioctl_arg {
82 int unit; /* argument: logical unit (-1 = overall) */
84 struct acpi_battdesc battdesc;
85 struct acpi_battinfo battinfo;
87 struct acpi_bif bif; /* for acpi_cmbat */
88 struct acpi_bst bst; /* for acpi_cmbat */
91 /* Common battery ioctl */
92 #define ACPIIO_BATT_GET_UNITS _IOR('B', 0x01, int)
93 #define ACPIIO_BATT_GET_TYPE _IOR('B', 0x02, union acpi_battery_ioctl_arg)
94 #define ACPIIO_BATT_GET_BATTINFO _IOWR('B', 0x03, union acpi_battery_ioctl_arg)
95 #define ACPIIO_BATT_GET_BATTDESC _IOWR('B', 0x04, union acpi_battery_ioctl_arg)
97 /* Cotrol Method battery ioctl */
98 #define ACPIIO_CMBAT_GET_BIF _IOWR('B', 0x10, union acpi_battery_ioctl_arg)
99 #define ACPIIO_CMBAT_GET_BST _IOWR('B', 0x11, union acpi_battery_ioctl_arg)
101 #define ACPIIO_ACAD_GET_STATUS _IOR('A', 1, int)
104 extern int acpi_register_ioctl(u_long cmd, int (* fn)(u_long cmd, caddr_t addr, void *arg), void *arg);
105 extern void acpi_deregister_ioctl(u_long cmd, int (* fn)(u_long cmd, caddr_t addr, void *arg));