summaryrefslogtreecommitdiff
path: root/EdkUnixPkg/Include/Library/EdkGenericBdsLib.h
blob: 9abda558913d8c4cccfb7a61df438b2a1bb5c1d6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
/*++

Copyright (c) 2006, Intel Corporation                                                         
All rights reserved. This program and the accompanying materials                          
are licensed and made available under the terms and conditions of the BSD License         
which accompanies this distribution.  The full text of the license may be found at        
http://opensource.org/licenses/bsd-license.php                                            
                                                                                          
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

Module Name:

  BdsLib.h

Abstract:

  BDS library definition, include the file and data structure

--*/

#ifndef _BDS_LIB_H_
#define _BDS_LIB_H_

extern EFI_HANDLE mBdsImageHandle;

//
// Constants which are variable names used to access variables
//
#define VarLegacyDevOrder L"LegacyDevOrder"

//
// Data structures and defines
//
#define FRONT_PAGE_QUESTION_ID  0x0000
#define FRONT_PAGE_DATA_WIDTH   0x01

//
// ConnectType
//
#define CONSOLE_OUT 0x00000001
#define STD_ERROR   0x00000002
#define CONSOLE_IN  0x00000004
#define CONSOLE_ALL (CONSOLE_OUT | CONSOLE_IN | STD_ERROR)

//
// Load Option Attributes defined in EFI Specification
//
#define LOAD_OPTION_ACTIVE              0x00000001
#define LOAD_OPTION_FORCE_RECONNECT     0x00000002
#define IS_LOAD_OPTION_TYPE(_c, _Mask)  (BOOLEAN) (((_c) & (_Mask)) != 0)

//
// Define Maxmim characters that will be accepted
//
#define MAX_CHAR            480
#define MAX_CHAR_SIZE       (MAX_CHAR * 2)

#define MIN_ALIGNMENT_SIZE  4
#define ALIGN_SIZE(a)       ((a % MIN_ALIGNMENT_SIZE) ? MIN_ALIGNMENT_SIZE - (a % MIN_ALIGNMENT_SIZE) : 0)

//
// Define maximum characters for boot option variable "BootXXXX"
//
#define BOOT_OPTION_MAX_CHAR 10

//
// This data structure is the part of BDS_CONNECT_ENTRY that we can hard code.
//
#define BDS_LOAD_OPTION_SIGNATURE EFI_SIGNATURE_32 ('B', 'd', 'C', 'O')

typedef struct {

  UINTN                     Signature;
  LIST_ENTRY                Link;

  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;

  CHAR16                    *OptionName;
  UINTN                     OptionNumber;
  UINT16                    BootCurrent;
  UINT32                    Attribute;
  CHAR16                    *Description;
  VOID                      *LoadOptions;
  UINT32                    LoadOptionsSize;

} BDS_COMMON_OPTION;

typedef struct {
  EFI_DEVICE_PATH_PROTOCOL  *DevicePath;
  UINTN                     ConnectType;
} BDS_CONSOLE_CONNECT_ENTRY;

//
// Lib Functions
//

//
// Bds boot relate lib functions
//
EFI_STATUS
BdsLibUpdateBootOrderList (
  IN  LIST_ENTRY                 *BdsOptionList,
  IN  CHAR16                     *VariableName
  );

VOID
BdsLibBootNext (
  VOID
  );

EFI_STATUS
BdsLibBootViaBootOption (
  IN  BDS_COMMON_OPTION             * Option,
  IN  EFI_DEVICE_PATH_PROTOCOL      * DevicePath,
  OUT UINTN                         *ExitDataSize,
  OUT CHAR16                        **ExitData OPTIONAL
  );

EFI_STATUS
BdsLibEnumerateAllBootOption (
  IN OUT LIST_ENTRY    *BdsBootOptionList
  );

VOID
BdsLibBuildOptionFromHandle (
  IN  EFI_HANDLE      Handle,
  IN  LIST_ENTRY      *BdsBootOptionList
  );

VOID
BdsLibBuildOptionFromShell (
  IN  EFI_HANDLE                 Handle,
  IN  LIST_ENTRY                 *BdsBootOptionList
  );

//
// Bds misc lib functions
//
UINT16
BdsLibGetTimeout (
  VOID
  );

EFI_STATUS
BdsLibGetBootMode (
  OUT EFI_BOOT_MODE       *BootMode
  );

VOID
BdsLibLoadDrivers (
  IN  LIST_ENTRY          *BdsDriverLists
  );

EFI_STATUS
BdsLibBuildOptionFromVar (
  IN  LIST_ENTRY          *BdsCommonOptionList,
  IN  CHAR16              *VariableName
  );

VOID                      *
BdsLibGetVariableAndSize (
  IN  CHAR16              *Name,
  IN  EFI_GUID            *VendorGuid,
  OUT UINTN               *VariableSize
  );

EFI_STATUS
BdsLibOutputStrings (
  IN EFI_SIMPLE_TEXT_OUT_PROTOCOL   *ConOut,
  ...
  );

BDS_COMMON_OPTION         *
BdsLibVariableToOption (
  IN OUT LIST_ENTRY               *BdsCommonOptionList,
  IN CHAR16                       *VariableName
  );

EFI_STATUS
BdsLibRegisterNewOption (
  IN  LIST_ENTRY                     *BdsOptionList,
  IN  EFI_DEVICE_PATH_PROTOCOL       *DevicePath,
  IN  CHAR16                         *String,
  IN  CHAR16                         *VariableName
  );

//
// Bds connect or disconnect driver lib funcion
//
VOID
BdsLibConnectAllDriversToAllControllers (
  VOID
  );

VOID
BdsLibConnectAll (
  VOID
  );

EFI_STATUS
BdsLibConnectDevicePath (
  IN EFI_DEVICE_PATH_PROTOCOL  *DevicePathToConnect
  );

EFI_STATUS
BdsLibConnectAllEfi (
  VOID
  );

EFI_STATUS
BdsLibDisconnectAllEfi (
  VOID
  );

//
// Bds console relate lib functions
//
VOID
BdsLibConnectAllConsoles (
  VOID
  );

EFI_STATUS
BdsLibConnectAllDefaultConsoles (
  VOID
  );

EFI_STATUS
BdsLibUpdateConsoleVariable (
  IN  CHAR16                    *ConVarName,
  IN  EFI_DEVICE_PATH_PROTOCOL  *CustomizedConDevicePath,
  IN  EFI_DEVICE_PATH_PROTOCOL  *ExclusiveDevicePath
  );

EFI_STATUS
BdsLibConnectConsoleVariable (
  IN  CHAR16                 *ConVarName
  );

//
// Bds device path relate lib functions
//
EFI_DEVICE_PATH_PROTOCOL  *
BdsLibUnpackDevicePath (
  IN EFI_DEVICE_PATH_PROTOCOL  *DevPath
  );

BOOLEAN
BdsLibMatchDevicePaths (
  IN  EFI_DEVICE_PATH_PROTOCOL  *Multi,
  IN  EFI_DEVICE_PATH_PROTOCOL  *Single
  );

CHAR16                    *
DevicePathToStr (
  EFI_DEVICE_PATH_PROTOCOL     *DevPath
  );

VOID                      *
EfiLibGetVariable (
  IN CHAR16               *Name,
  IN EFI_GUID             *VendorGuid
  );

//
// Internal definitions
//
typedef struct {
  CHAR16  *str;
  UINTN   len;
  UINTN   maxlen;
} POOL_PRINT;

typedef struct {
  UINT8 Type;
  UINT8 SubType;
  VOID (*Function) (POOL_PRINT *, VOID *);
} DEVICE_PATH_STRING_TABLE;

//
// Internal functions
//
EFI_STATUS
BdsBootByDiskSignatureAndPartition (
  IN  BDS_COMMON_OPTION          * Option,
  IN  HARDDRIVE_DEVICE_PATH      * HardDriveDevicePath,
  IN  UINT32                     LoadOptionsSize,
  IN  VOID                       *LoadOptions,
  OUT UINTN                      *ExitDataSize,
  OUT CHAR16                     **ExitData OPTIONAL
  );

//
// Notes: EFI 64 shadow all option rom
//
#ifdef EFI64
#define EFI64_SHADOW_ALL_LEGACY_ROM() ShadowAllOptionRom ();
VOID
ShadowAllOptionRom();
#else
#define EFI64_SHADOW_ALL_LEGACY_ROM()
#endif

//
// BBS support macros and functions
//
#ifdef EFI32
#define REFRESH_LEGACY_BOOT_OPTIONS \
        BdsDeleteAllInvalidLegacyBootOptions ();\
        BdsAddNonExistingLegacyBootOptions (); \
        BdsUpdateLegacyDevOrder ()
#else
#define REFRESH_LEGACY_BOOT_OPTIONS
#endif

EFI_STATUS
BdsDeleteAllInvalidLegacyBootOptions (
  VOID
  );

EFI_STATUS
BdsAddNonExistingLegacyBootOptions (
  VOID
  );

EFI_STATUS
BdsUpdateLegacyDevOrder (
  VOID
  );

EFI_STATUS
BdsRefreshBbsTableForBoot (
  IN BDS_COMMON_OPTION        *Entry
  );

EFI_STATUS
BdsDeleteBootOption (
  IN UINTN                       OptionNumber,
  IN OUT UINT16                  *BootOrder,
  IN OUT UINTN                   *BootOrderSize
  );

//
//The interface functions relate with Setup Browser Reset Reminder feature
//
VOID
EnableResetReminderFeature (
  VOID
  );

VOID
DisableResetReminderFeature (
  VOID
  );

VOID
EnableResetRequired (
  VOID
  );

VOID
DisableResetRequired (
  VOID
  );

BOOLEAN
IsResetReminderFeatureEnable (
  VOID
  );

BOOLEAN
IsResetRequired (
  VOID
  );

VOID
SetupResetReminder (
  VOID
  );
  
#endif // _BDS_LIB_H_