include/uapi/linux/apm_bios.h

   1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
   2 /*
   3  * Include file for the interface to an APM BIOS
   4  * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au)
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2, or (at your option) any
   9  * later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  */
  16 #ifndef _UAPI_LINUX_APM_H
  17 #define _UAPI_LINUX_APM_H
  18
  19
  20 #include <linux/types.h>
  21
  22 typedef unsigned short  apm_event_t;
  23 typedef unsigned short  apm_eventinfo_t;
  24
  25 struct apm_bios_info {
  26         __u16   version;
  27         __u16   cseg;
  28         __u32   offset;
  29         __u16   cseg_16;
  30         __u16   dseg;
  31         __u16   flags;
  32         __u16   cseg_len;
  33         __u16   cseg_16_len;
  34         __u16   dseg_len;
  35 };
  36
  37
  38 /*
  39  * Power states
  40  */
  41 #define APM_STATE_READY         0x0000
  42 #define APM_STATE_STANDBY       0x0001
  43 #define APM_STATE_SUSPEND       0x0002
  44 #define APM_STATE_OFF           0x0003
  45 #define APM_STATE_BUSY          0x0004
  46 #define APM_STATE_REJECT        0x0005
  47 #define APM_STATE_OEM_SYS       0x0020
  48 #define APM_STATE_OEM_DEV       0x0040
  49
  50 #define APM_STATE_DISABLE       0x0000
  51 #define APM_STATE_ENABLE        0x0001
  52
  53 #define APM_STATE_DISENGAGE     0x0000
  54 #define APM_STATE_ENGAGE        0x0001
  55
  56 /*
  57  * Events (results of Get PM Event)
  58  */
  59 #define APM_SYS_STANDBY         0x0001
  60 #define APM_SYS_SUSPEND         0x0002
  61 #define APM_NORMAL_RESUME       0x0003
  62 #define APM_CRITICAL_RESUME     0x0004
  63 #define APM_LOW_BATTERY         0x0005
  64 #define APM_POWER_STATUS_CHANGE 0x0006
  65 #define APM_UPDATE_TIME         0x0007
  66 #define APM_CRITICAL_SUSPEND    0x0008
  67 #define APM_USER_STANDBY        0x0009
  68 #define APM_USER_SUSPEND        0x000a
  69 #define APM_STANDBY_RESUME      0x000b
  70 #define APM_CAPABILITY_CHANGE   0x000c
  71 #define APM_USER_HIBERNATION    0x000d
  72 #define APM_HIBERNATION_RESUME  0x000e
  73
  74 /*
  75  * Error codes
  76  */
  77 #define APM_SUCCESS             0x00
  78 #define APM_DISABLED            0x01
  79 #define APM_CONNECTED           0x02
  80 #define APM_NOT_CONNECTED       0x03
  81 #define APM_16_CONNECTED        0x05
  82 #define APM_16_UNSUPPORTED      0x06
  83 #define APM_32_CONNECTED        0x07
  84 #define APM_32_UNSUPPORTED      0x08
  85 #define APM_BAD_DEVICE          0x09
  86 #define APM_BAD_PARAM           0x0a
  87 #define APM_NOT_ENGAGED         0x0b
  88 #define APM_BAD_FUNCTION        0x0c
  89 #define APM_RESUME_DISABLED     0x0d
  90 #define APM_NO_ERROR            0x53
  91 #define APM_BAD_STATE           0x60
  92 #define APM_NO_EVENTS           0x80
  93 #define APM_NOT_PRESENT         0x86
  94
  95 /*
  96  * APM Device IDs
  97  */
  98 #define APM_DEVICE_BIOS         0x0000
  99 #define APM_DEVICE_ALL          0x0001
 100 #define APM_DEVICE_DISPLAY      0x0100
 101 #define APM_DEVICE_STORAGE      0x0200
 102 #define APM_DEVICE_PARALLEL     0x0300
 103 #define APM_DEVICE_SERIAL       0x0400
 104 #define APM_DEVICE_NETWORK      0x0500
 105 #define APM_DEVICE_PCMCIA       0x0600
 106 #define APM_DEVICE_BATTERY      0x8000
 107 #define APM_DEVICE_OEM          0xe000
 108 #define APM_DEVICE_OLD_ALL      0xffff
 109 #define APM_DEVICE_CLASS        0x00ff
 110 #define APM_DEVICE_MASK         0xff00
 111
 112
 113 /*
 114  * Battery status
 115  */
 116 #define APM_MAX_BATTERIES       2
 117
 118 /*
 119  * APM defined capability bit flags
 120  */
 121 #define APM_CAP_GLOBAL_STANDBY          0x0001
 122 #define APM_CAP_GLOBAL_SUSPEND          0x0002
 123 #define APM_CAP_RESUME_STANDBY_TIMER    0x0004 /* Timer resume from standby */
 124 #define APM_CAP_RESUME_SUSPEND_TIMER    0x0008 /* Timer resume from suspend */
 125 #define APM_CAP_RESUME_STANDBY_RING     0x0010 /* Resume on Ring fr standby */
 126 #define APM_CAP_RESUME_SUSPEND_RING     0x0020 /* Resume on Ring fr suspend */
 127 #define APM_CAP_RESUME_STANDBY_PCMCIA   0x0040 /* Resume on PCMCIA Ring */
 128 #define APM_CAP_RESUME_SUSPEND_PCMCIA   0x0080 /* Resume on PCMCIA Ring */
 129
 130 /*
 131  * ioctl operations
 132  */
 133 #include <linux/ioctl.h>
 134
 135 #define APM_IOC_STANDBY         _IO('A', 1)
 136 #define APM_IOC_SUSPEND         _IO('A', 2)
 137
 138 #endif /* _UAPI_LINUX_APM_H */