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_ENABLE _IO('P', 1) 34 #define ACPIIO_DISABLE _IO('P', 2) 35 #define ACPIIO_SETSLPSTATE _IOW('P', 3, int) 36 37 struct acpi_battdesc { 38 int type; /* battery type: e.g. CMBAT */ 39 int phys_unit; /* physical unit of devclass */ 40 }; 41 42 #define ACPI_BATT_TYPE_CMBAT 0x0000 43 #define ACPI_BATT_TYPE_SMBAT 0x0001 44 45 struct acpi_battinfo { 46 int cap; /* percent */ 47 int min; /* remianing time */ 48 int state; /* battery state */ 49 }; 50 51 #define ACPI_CMBAT_MAXSTRLEN 32 52 struct acpi_bif { 53 u_int32_t units; /* 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 Technology */ 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 */ 66 }; 67 68 struct acpi_bst { 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 */ 73 }; 74 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 80 81 union acpi_battery_ioctl_arg { 82 int unit; /* argument: logical unit (-1 = overall) */ 83 84 struct acpi_battdesc battdesc; 85 struct acpi_battinfo battinfo; 86 87 struct acpi_bif bif; /* for acpi_cmbat */ 88 struct acpi_bst bst; /* for acpi_cmbat */ 89 }; 90 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) 96 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) 100 101 #define ACPIIO_ACAD_GET_STATUS _IOR('A', 1, int) 102 103 #ifdef _KERNEL 104 typedef int (*acpi_ioctl_fn)(u_long cmd, caddr_t addr, void *arg); 105 extern int acpi_register_ioctl(u_long cmd, acpi_ioctl_fn fn, void *arg); 106 extern void acpi_deregister_ioctl(u_long cmd, acpi_ioctl_fn fn); 107 #endif 108