OpenCores
URL https://opencores.org/ocsvn/test_project/test_project/trunk

Subversion Repositories test_project

[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [apm_bios.h] - Blame information for rev 81

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 62 marcus.erl
#ifndef _LINUX_APM_H
2
#define _LINUX_APM_H
3
 
4
/*
5
 * Include file for the interface to an APM BIOS
6
 * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au)
7
 *
8
 * This program is free software; you can redistribute it and/or modify it
9
 * under the terms of the GNU General Public License as published by the
10
 * Free Software Foundation; either version 2, or (at your option) any
11
 * later version.
12
 *
13
 * This program is distributed in the hope that it will be useful, but
14
 * WITHOUT ANY WARRANTY; without even the implied warranty of
15
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16
 * General Public License for more details.
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
#ifdef __KERNEL__
37
 
38
#define APM_CS          (GDT_ENTRY_APMBIOS_BASE * 8)
39
#define APM_CS_16       (APM_CS + 8)
40
#define APM_DS          (APM_CS_16 + 8)
41
 
42
/* Results of APM Installation Check */
43
#define APM_16_BIT_SUPPORT      0x0001
44
#define APM_32_BIT_SUPPORT      0x0002
45
#define APM_IDLE_SLOWS_CLOCK    0x0004
46
#define APM_BIOS_DISABLED       0x0008
47
#define APM_BIOS_DISENGAGED     0x0010
48
 
49
/*
50
 * Data for APM that is persistent across module unload/load
51
 */
52
struct apm_info {
53
        struct apm_bios_info    bios;
54
        unsigned short          connection_version;
55
        int                     get_power_status_broken;
56
        int                     get_power_status_swabinminutes;
57
        int                     allow_ints;
58
        int                     forbid_idle;
59
        int                     realmode_power_off;
60
        int                     disabled;
61
};
62
 
63
/*
64
 * The APM function codes
65
 */
66
#define APM_FUNC_INST_CHECK     0x5300
67
#define APM_FUNC_REAL_CONN      0x5301
68
#define APM_FUNC_16BIT_CONN     0x5302
69
#define APM_FUNC_32BIT_CONN     0x5303
70
#define APM_FUNC_DISCONN        0x5304
71
#define APM_FUNC_IDLE           0x5305
72
#define APM_FUNC_BUSY           0x5306
73
#define APM_FUNC_SET_STATE      0x5307
74
#define APM_FUNC_ENABLE_PM      0x5308
75
#define APM_FUNC_RESTORE_BIOS   0x5309
76
#define APM_FUNC_GET_STATUS     0x530a
77
#define APM_FUNC_GET_EVENT      0x530b
78
#define APM_FUNC_GET_STATE      0x530c
79
#define APM_FUNC_ENABLE_DEV_PM  0x530d
80
#define APM_FUNC_VERSION        0x530e
81
#define APM_FUNC_ENGAGE_PM      0x530f
82
#define APM_FUNC_GET_CAP        0x5310
83
#define APM_FUNC_RESUME_TIMER   0x5311
84
#define APM_FUNC_RESUME_ON_RING 0x5312
85
#define APM_FUNC_TIMER          0x5313
86
 
87
/*
88
 * Function code for APM_FUNC_RESUME_TIMER
89
 */
90
#define APM_FUNC_DISABLE_TIMER  0
91
#define APM_FUNC_GET_TIMER      1
92
#define APM_FUNC_SET_TIMER      2
93
 
94
/*
95
 * Function code for APM_FUNC_RESUME_ON_RING
96
 */
97
#define APM_FUNC_DISABLE_RING   0
98
#define APM_FUNC_ENABLE_RING    1
99
#define APM_FUNC_GET_RING       2
100
 
101
/*
102
 * Function code for APM_FUNC_TIMER_STATUS
103
 */
104
#define APM_FUNC_TIMER_DISABLE  0
105
#define APM_FUNC_TIMER_ENABLE   1
106
#define APM_FUNC_TIMER_GET      2
107
 
108
/*
109
 * in arch/i386/kernel/setup.c
110
 */
111
extern struct apm_info  apm_info;
112
 
113
#endif  /* __KERNEL__ */
114
 
115
/*
116
 * Power states
117
 */
118
#define APM_STATE_READY         0x0000
119
#define APM_STATE_STANDBY       0x0001
120
#define APM_STATE_SUSPEND       0x0002
121
#define APM_STATE_OFF           0x0003
122
#define APM_STATE_BUSY          0x0004
123
#define APM_STATE_REJECT        0x0005
124
#define APM_STATE_OEM_SYS       0x0020
125
#define APM_STATE_OEM_DEV       0x0040
126
 
127
#define APM_STATE_DISABLE       0x0000
128
#define APM_STATE_ENABLE        0x0001
129
 
130
#define APM_STATE_DISENGAGE     0x0000
131
#define APM_STATE_ENGAGE        0x0001
132
 
133
/*
134
 * Events (results of Get PM Event)
135
 */
136
#define APM_SYS_STANDBY         0x0001
137
#define APM_SYS_SUSPEND         0x0002
138
#define APM_NORMAL_RESUME       0x0003
139
#define APM_CRITICAL_RESUME     0x0004
140
#define APM_LOW_BATTERY         0x0005
141
#define APM_POWER_STATUS_CHANGE 0x0006
142
#define APM_UPDATE_TIME         0x0007
143
#define APM_CRITICAL_SUSPEND    0x0008
144
#define APM_USER_STANDBY        0x0009
145
#define APM_USER_SUSPEND        0x000a
146
#define APM_STANDBY_RESUME      0x000b
147
#define APM_CAPABILITY_CHANGE   0x000c
148
 
149
/*
150
 * Error codes
151
 */
152
#define APM_SUCCESS             0x00
153
#define APM_DISABLED            0x01
154
#define APM_CONNECTED           0x02
155
#define APM_NOT_CONNECTED       0x03
156
#define APM_16_CONNECTED        0x05
157
#define APM_16_UNSUPPORTED      0x06
158
#define APM_32_CONNECTED        0x07
159
#define APM_32_UNSUPPORTED      0x08
160
#define APM_BAD_DEVICE          0x09
161
#define APM_BAD_PARAM           0x0a
162
#define APM_NOT_ENGAGED         0x0b
163
#define APM_BAD_FUNCTION        0x0c
164
#define APM_RESUME_DISABLED     0x0d
165
#define APM_NO_ERROR            0x53
166
#define APM_BAD_STATE           0x60
167
#define APM_NO_EVENTS           0x80
168
#define APM_NOT_PRESENT         0x86
169
 
170
/*
171
 * APM Device IDs
172
 */
173
#define APM_DEVICE_BIOS         0x0000
174
#define APM_DEVICE_ALL          0x0001
175
#define APM_DEVICE_DISPLAY      0x0100
176
#define APM_DEVICE_STORAGE      0x0200
177
#define APM_DEVICE_PARALLEL     0x0300
178
#define APM_DEVICE_SERIAL       0x0400
179
#define APM_DEVICE_NETWORK      0x0500
180
#define APM_DEVICE_PCMCIA       0x0600
181
#define APM_DEVICE_BATTERY      0x8000
182
#define APM_DEVICE_OEM          0xe000
183
#define APM_DEVICE_OLD_ALL      0xffff
184
#define APM_DEVICE_CLASS        0x00ff
185
#define APM_DEVICE_MASK         0xff00
186
 
187
#ifdef __KERNEL__
188
/*
189
 * This is the "All Devices" ID communicated to the BIOS
190
 */
191
#define APM_DEVICE_BALL         ((apm_info.connection_version > 0x0100) ? \
192
                                 APM_DEVICE_ALL : APM_DEVICE_OLD_ALL)
193
#endif
194
 
195
/*
196
 * Battery status
197
 */
198
#define APM_MAX_BATTERIES       2
199
 
200
/*
201
 * APM defined capability bit flags
202
 */
203
#define APM_CAP_GLOBAL_STANDBY          0x0001
204
#define APM_CAP_GLOBAL_SUSPEND          0x0002
205
#define APM_CAP_RESUME_STANDBY_TIMER    0x0004 /* Timer resume from standby */
206
#define APM_CAP_RESUME_SUSPEND_TIMER    0x0008 /* Timer resume from suspend */
207
#define APM_CAP_RESUME_STANDBY_RING     0x0010 /* Resume on Ring fr standby */
208
#define APM_CAP_RESUME_SUSPEND_RING     0x0020 /* Resume on Ring fr suspend */
209
#define APM_CAP_RESUME_STANDBY_PCMCIA   0x0040 /* Resume on PCMCIA Ring */
210
#define APM_CAP_RESUME_SUSPEND_PCMCIA   0x0080 /* Resume on PCMCIA Ring */
211
 
212
/*
213
 * ioctl operations
214
 */
215
#include <linux/ioctl.h>
216
 
217
#define APM_IOC_STANDBY         _IO('A', 1)
218
#define APM_IOC_SUSPEND         _IO('A', 2)
219
 
220
#endif  /* LINUX_APM_H */

powered by: WebSVN 2.1.0

© copyright 1999-2025 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.