1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linu 1
2 /*
3 * Include file for the interface to an APM BI
4 * Copyright 1994-2001 Stephen Rothwell (sfr@c
5 *
6 * This program is free software; you can redi
7 * under the terms of the GNU General Public L
8 * Free Software Foundation; either version 2,
9 * later version.
10 *
11 * This program is distributed in the hope tha
12 * WITHOUT ANY WARRANTY; without even the impl
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR
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
124 #define APM_CAP_RESUME_SUSPEND_TIMER 0x0008
125 #define APM_CAP_RESUME_STANDBY_RING 0x0010
126 #define APM_CAP_RESUME_SUSPEND_RING 0x0020
127 #define APM_CAP_RESUME_STANDBY_PCMCIA 0x0040
128 #define APM_CAP_RESUME_SUSPEND_PCMCIA 0x0080
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 */
139
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