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 /* 31 * Core ACPI subsystem ioctls 32 */ 33 #define ACPIIO_SETSLPSTATE _IOW('P', 3, int) 34 35 struct acpi_battdesc { 36 int type; /* battery type: e.g. CMBAT */ 37 int phys_unit; /* physical unit of devclass */ 38 }; 39 40 #define ACPI_BATT_TYPE_CMBAT 0x0000 41 #define ACPI_BATT_TYPE_SMBAT 0x0001 42 43 struct acpi_battinfo { 44 int cap; /* percent */ 45 int min; /* remaining time */ 46 int state; /* battery state */ 47 }; 48 49 #define ACPI_CMBAT_MAXSTRLEN 32 50 struct acpi_bif { 51 u_int32_t units; /* 0 for mWh, 1 for mAh */ 52 u_int32_t dcap; /* Design Capacity */ 53 u_int32_t lfcap; /* Last Full capacity */ 54 u_int32_t btech; /* Battery Technology */ 55 u_int32_t dvol; /* Design voltage (mV) */ 56 u_int32_t wcap; /* WARN capacity */ 57 u_int32_t lcap; /* Low capacity */ 58 u_int32_t gra1; /* Granularity 1 (Warn to Low) */ 59 u_int32_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 */ 64 }; 65 66 struct acpi_bst { 67 u_int32_t state; /* Battery State */ 68 u_int32_t rate; /* Present Rate */ 69 u_int32_t cap; /* Remaining Capacity */ 70 u_int32_t volt; /* Present Voltage */ 71 }; 72 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 78 79 union acpi_battery_ioctl_arg { 80 int unit; /* argument: logical unit (-1 = overall) */ 81 82 struct acpi_battdesc battdesc; 83 struct acpi_battinfo battinfo; 84 85 struct acpi_bif bif; /* for acpi_cmbat */ 86 struct acpi_bst bst; /* for acpi_cmbat */ 87 }; 88 89 /* Common battery ioctl */ 90 #define ACPIIO_BATT_GET_UNITS _IOR('B', 0x01, int) 91 #define ACPIIO_BATT_GET_TYPE _IOR('B', 0x02, union acpi_battery_ioctl_arg) 92 #define ACPIIO_BATT_GET_BATTINFO _IOWR('B', 0x03, union acpi_battery_ioctl_arg) 93 #define ACPIIO_BATT_GET_BATTDESC _IOWR('B', 0x04, union acpi_battery_ioctl_arg) 94 95 /* Cotrol Method battery ioctl */ 96 #define ACPIIO_CMBAT_GET_BIF _IOWR('B', 0x10, union acpi_battery_ioctl_arg) 97 #define ACPIIO_CMBAT_GET_BST _IOWR('B', 0x11, union acpi_battery_ioctl_arg) 98 99 #define ACPIIO_ACAD_GET_STATUS _IOR('A', 1, int) 100 101 #ifdef _KERNEL 102 typedef int (*acpi_ioctl_fn)(u_long cmd, caddr_t addr, void *arg); 103 extern int acpi_register_ioctl(u_long cmd, acpi_ioctl_fn fn, void *arg); 104 extern void acpi_deregister_ioctl(u_long cmd, acpi_ioctl_fn fn); 105 #endif 106