include/uapi/linux/apm_bios.h

   1 /*
   2  * Include file for the interface to an APM BIOS
   3  * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au)
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2, or (at your option) any
   8  * later version.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * General Public License for more details.
  14  */
  15 #ifndef _UAPI_LINUX_APM_H
  16 #define _UAPI_LINUX_APM_H
  17
  18
  19 #include <linux/types.h>
  20
  21 typedef unsigned short  apm_event_t;
  22 typedef unsigned short  apm_eventinfo_t;
  23
  24 struct apm_bios_info {
  25         __u16   version;
  26         __u16   cseg;
  27         __u32   offset;
  28         __u16   cseg_16;
  29         __u16   dseg;
  30         __u16   flags;
  31         __u16   cseg_len;
  32         __u16   cseg_16_len;
  33         __u16   dseg_len;
  34 };
  35
  36
  37 /*
  38  * Power states
  39  */
  40 #define APM_STATE_READY         0x0000
  41 #define APM_STATE_STANDBY       0x0001
  42 #define APM_STATE_SUSPEND       0x0002
  43 #define APM_STATE_OFF           0x0003
  44 #define APM_STATE_BUSY          0x0004
  45 #define APM_STATE_REJECT        0x0005
  46 #define APM_STATE_OEM_SYS       0x0020
  47 #define APM_STATE_OEM_DEV       0x0040
  48
  49 #define APM_STATE_DISABLE       0x0000
  50 #define APM_STATE_ENABLE        0x0001
  51
  52 #define APM_STATE_DISENGAGE     0x0000
  53 #define APM_STATE_ENGAGE        0x0001
  54
  55 /*
  56  * Events (results of Get PM Event)
  57  */
  58 #define APM_SYS_STANDBY         0x0001
  59 #define APM_SYS_SUSPEND         0x0002
  60 #define APM_NORMAL_RESUME       0x0003
  61 #define APM_CRITICAL_RESUME     0x0004
  62 #define APM_LOW_BATTERY         0x0005
  63 #define APM_POWER_STATUS_CHANGE 0x0006
  64 #define APM_UPDATE_TIME         0x0007
  65 #define APM_CRITICAL_SUSPEND    0x0008
  66 #define APM_USER_STANDBY        0x0009
  67 #define APM_USER_SUSPEND        0x000a
  68 #define APM_STANDBY_RESUME      0x000b
  69 #define APM_CAPABILITY_CHANGE   0x000c
  70
  71 /*
  72  * Error codes
  73  */
  74 #define APM_SUCCESS             0x00
  75 #define APM_DISABLED            0x01
  76 #define APM_CONNECTED           0x02
  77 #define APM_NOT_CONNECTED       0x03
  78 #define APM_16_CONNECTED        0x05
  79 #define APM_16_UNSUPPORTED      0x06
  80 #define APM_32_CONNECTED        0x07
  81 #define APM_32_UNSUPPORTED      0x08
  82 #define APM_BAD_DEVICE          0x09
  83 #define APM_BAD_PARAM           0x0a
  84 #define APM_NOT_ENGAGED         0x0b
  85 #define APM_BAD_FUNCTION        0x0c
  86 #define APM_RESUME_DISABLED     0x0d
  87 #define APM_NO_ERROR            0x53
  88 #define APM_BAD_STATE           0x60
  89 #define APM_NO_EVENTS           0x80
  90 #define APM_NOT_PRESENT         0x86
  91
  92 /*
  93  * APM Device IDs
  94  */
  95 #define APM_DEVICE_BIOS         0x0000
  96 #define APM_DEVICE_ALL          0x0001
  97 #define APM_DEVICE_DISPLAY      0x0100
  98 #define APM_DEVICE_STORAGE      0x0200
  99 #define APM_DEVICE_PARALLEL     0x0300
 100 #define APM_DEVICE_SERIAL       0x0400
 101 #define APM_DEVICE_NETWORK      0x0500
 102 #define APM_DEVICE_PCMCIA       0x0600
 103 #define APM_DEVICE_BATTERY      0x8000
 104 #define APM_DEVICE_OEM          0xe000
 105 #define APM_DEVICE_OLD_ALL      0xffff
 106 #define APM_DEVICE_CLASS        0x00ff
 107 #define APM_DEVICE_MASK         0xff00
 108
 109
 110 /*
 111  * Battery status
 112  */
 113 #define APM_MAX_BATTERIES       2
 114
 115 /*
 116  * APM defined capability bit flags
 117  */
 118 #define APM_CAP_GLOBAL_STANDBY          0x0001
 119 #define APM_CAP_GLOBAL_SUSPEND          0x0002
 120 #define APM_CAP_RESUME_STANDBY_TIMER    0x0004 /* Timer resume from standby */
 121 #define APM_CAP_RESUME_SUSPEND_TIMER    0x0008 /* Timer resume from suspend */
 122 #define APM_CAP_RESUME_STANDBY_RING     0x0010 /* Resume on Ring fr standby */
 123 #define APM_CAP_RESUME_SUSPEND_RING     0x0020 /* Resume on Ring fr suspend */
 124 #define APM_CAP_RESUME_STANDBY_PCMCIA   0x0040 /* Resume on PCMCIA Ring */
 125 #define APM_CAP_RESUME_SUSPEND_PCMCIA   0x0080 /* Resume on PCMCIA Ring */
 126
 127 /*
 128  * ioctl operations
 129  */
 130 #include <linux/ioctl.h>
 131
 132 #define APM_IOC_STANDBY         _IO('A', 1)
 133 #define APM_IOC_SUSPEND         _IO('A', 2)
 134
 135 #endif /* _UAPI_LINUX_APM_H */