2 * Include file for the interface to an APM BIOS
3 * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au)
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
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.
15 #ifndef _UAPI_LINUX_APM_H
16 #define _UAPI_LINUX_APM_H
19 #include <linux/types.h>
21 typedef unsigned short apm_event_t;
22 typedef unsigned short apm_eventinfo_t;
24 struct apm_bios_info {
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
49 #define APM_STATE_DISABLE 0x0000
50 #define APM_STATE_ENABLE 0x0001
52 #define APM_STATE_DISENGAGE 0x0000
53 #define APM_STATE_ENGAGE 0x0001
56 * Events (results of Get PM Event)
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 #define APM_USER_HIBERNATION 0x000d
71 #define APM_HIBERNATION_RESUME 0x000e
76 #define APM_SUCCESS 0x00
77 #define APM_DISABLED 0x01
78 #define APM_CONNECTED 0x02
79 #define APM_NOT_CONNECTED 0x03
80 #define APM_16_CONNECTED 0x05
81 #define APM_16_UNSUPPORTED 0x06
82 #define APM_32_CONNECTED 0x07
83 #define APM_32_UNSUPPORTED 0x08
84 #define APM_BAD_DEVICE 0x09
85 #define APM_BAD_PARAM 0x0a
86 #define APM_NOT_ENGAGED 0x0b
87 #define APM_BAD_FUNCTION 0x0c
88 #define APM_RESUME_DISABLED 0x0d
89 #define APM_NO_ERROR 0x53
90 #define APM_BAD_STATE 0x60
91 #define APM_NO_EVENTS 0x80
92 #define APM_NOT_PRESENT 0x86
97 #define APM_DEVICE_BIOS 0x0000
98 #define APM_DEVICE_ALL 0x0001
99 #define APM_DEVICE_DISPLAY 0x0100
100 #define APM_DEVICE_STORAGE 0x0200
101 #define APM_DEVICE_PARALLEL 0x0300
102 #define APM_DEVICE_SERIAL 0x0400
103 #define APM_DEVICE_NETWORK 0x0500
104 #define APM_DEVICE_PCMCIA 0x0600
105 #define APM_DEVICE_BATTERY 0x8000
106 #define APM_DEVICE_OEM 0xe000
107 #define APM_DEVICE_OLD_ALL 0xffff
108 #define APM_DEVICE_CLASS 0x00ff
109 #define APM_DEVICE_MASK 0xff00
115 #define APM_MAX_BATTERIES 2
118 * APM defined capability bit flags
120 #define APM_CAP_GLOBAL_STANDBY 0x0001
121 #define APM_CAP_GLOBAL_SUSPEND 0x0002
122 #define APM_CAP_RESUME_STANDBY_TIMER 0x0004 /* Timer resume from standby */
123 #define APM_CAP_RESUME_SUSPEND_TIMER 0x0008 /* Timer resume from suspend */
124 #define APM_CAP_RESUME_STANDBY_RING 0x0010 /* Resume on Ring fr standby */
125 #define APM_CAP_RESUME_SUSPEND_RING 0x0020 /* Resume on Ring fr suspend */
126 #define APM_CAP_RESUME_STANDBY_PCMCIA 0x0040 /* Resume on PCMCIA Ring */
127 #define APM_CAP_RESUME_SUSPEND_PCMCIA 0x0080 /* Resume on PCMCIA Ring */
132 #include <linux/ioctl.h>
134 #define APM_IOC_STANDBY _IO('A', 1)
135 #define APM_IOC_SUSPEND _IO('A', 2)
137 #endif /* _UAPI_LINUX_APM_H */