sys/dev/acpica5/acpiio.h

   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: 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 $
  29  */
  30
  31 /*
  32  * Core ACPI subsystem ioctls
  33  */
  34 #define ACPIIO_ENABLE           _IO('P', 1)
  35 #define ACPIIO_DISABLE          _IO('P', 2)
  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