1 /*- 2 * Copyright (c) 1999 Takanori Watanabe <takawata@jp.freebsd.org> 3 * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 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. 14 * 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 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 #ifndef _ACPIIO_H_ 31 #define _ACPIIO_H_ 32 33 /* 34 * Core ACPI subsystem ioctls 35 */ 36 #define ACPIIO_SETSLPSTATE _IOW('P', 3, int) 37 38 struct acpi_battinfo { 39 int cap; /* percent */ 40 int min; /* remaining time (in minutes) */ 41 int state; /* battery state */ 42 int rate; /* emptying rate */ 43 }; 44 45 #define ACPI_CMBAT_MAXSTRLEN 32 46 struct acpi_bif { 47 uint32_t units; /* Units (mW or mA). */ 48 #define ACPI_BIF_UNITS_MW 0 /* Capacity in mWh, rate in mW. */ 49 #define ACPI_BIF_UNITS_MA 1 /* Capacity in mAh, rate in mA. */ 50 uint32_t dcap; /* Design Capacity */ 51 uint32_t lfcap; /* Last Full capacity */ 52 uint32_t btech; /* Battery Technology */ 53 uint32_t dvol; /* Design voltage (mV) */ 54 uint32_t wcap; /* WARN capacity */ 55 uint32_t lcap; /* Low capacity */ 56 uint32_t gra1; /* Granularity 1 (Warn to Low) */ 57 uint32_t gra2; /* Granularity 2 (Full to Warn) */ 58 char model[ACPI_CMBAT_MAXSTRLEN]; /* model identifier */ 59 char serial[ACPI_CMBAT_MAXSTRLEN]; /* Serial number */ 60 char type[ACPI_CMBAT_MAXSTRLEN]; /* Type */ 61 char oeminfo[ACPI_CMBAT_MAXSTRLEN]; /* OEM infomation */ 62 }; 63 64 struct acpi_bst { 65 uint32_t state; /* Battery State */ 66 uint32_t rate; /* Present Rate */ 67 uint32_t cap; /* Remaining Capacity */ 68 uint32_t volt; /* Present Voltage */ 69 }; 70 71 #define ACPI_BATT_STAT_DISCHARG 0x0001 72 #define ACPI_BATT_STAT_CHARGING 0x0002 73 #define ACPI_BATT_STAT_CRITICAL 0x0004 74 #define ACPI_BATT_STAT_NOT_PRESENT 0x0007 75 #define ACPI_BATT_STAT_MAX 0x0007 76 77 union acpi_battery_ioctl_arg { 78 int unit; /* Device unit or ACPI_BATTERY_ALL_UNITS. */ 79 80 struct acpi_battinfo battinfo; 81 82 struct acpi_bif bif; 83 struct acpi_bst bst; 84 }; 85 86 #define ACPI_BATTERY_ALL_UNITS (-1) 87 #define ACPI_BATT_UNKNOWN 0xffffffff /* _BST or _BIF value unknown. */ 88 89 /* Common battery ioctls */ 90 #define ACPIIO_BATT_GET_UNITS _IOR('B', 0x01, int) 91 #define ACPIIO_BATT_GET_BATTINFO _IOWR('B', 0x03, union acpi_battery_ioctl_arg) 92 #define ACPIIO_BATT_GET_BIF _IOWR('B', 0x10, union acpi_battery_ioctl_arg) 93 #define ACPIIO_BATT_GET_BST _IOWR('B', 0x11, union acpi_battery_ioctl_arg) 94 95 /* Control Method battery ioctls (deprecated) */ 96 #define ACPIIO_CMBAT_GET_BIF ACPIIO_BATT_GET_BIF 97 #define ACPIIO_CMBAT_GET_BST ACPIIO_BATT_GET_BST 98 99 /* Get AC adapter status. */ 100 #define ACPIIO_ACAD_GET_STATUS _IOR('A', 1, int) 101 102 #ifdef _KERNEL 103 typedef int (*acpi_ioctl_fn)(u_long cmd, caddr_t addr, void *arg); 104 extern int acpi_register_ioctl(u_long cmd, acpi_ioctl_fn fn, void *arg); 105 extern void acpi_deregister_ioctl(u_long cmd, acpi_ioctl_fn fn); 106 #endif 107 108 #endif /* !_ACPIIO_H_ */ 109