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fd6a62f3 | 1 | /** @file\r |
2 | Provide boot option support for Application "BootMaint"\r | |
3 | \r | |
4 | Include file system navigation, system handle selection\r | |
5 | \r | |
6 | Boot option manipulation\r | |
7 | \r | |
8 | Copyright (c) 2004 - 2008, Intel Corporation. <BR>\r | |
93e3992d | 9 | All rights reserved. This program and the accompanying materials\r |
10 | are licensed and made available under the terms and conditions of the BSD License\r | |
11 | which accompanies this distribution. The full text of the license may be found at\r | |
12 | http://opensource.org/licenses/bsd-license.php\r | |
13 | \r | |
14 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
15 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
16 | \r | |
fd6a62f3 | 17 | **/\r |
93e3992d | 18 | \r |
19 | #include "BootMaint.h"\r | |
20 | #include "BBSsupport.h"\r | |
21 | \r | |
22 | BM_MENU_ENTRY *\r | |
23 | BOpt_CreateMenuEntry (\r | |
24 | UINTN MenuType\r | |
25 | )\r | |
26 | /*++\r | |
27 | \r | |
28 | Routine Description\r | |
29 | Create Menu Entry for future use, make all types together\r | |
30 | in order to reduce code size\r | |
31 | \r | |
32 | Arguments:\r | |
33 | MenuType Use this parameter to identify current\r | |
34 | Menu type\r | |
35 | \r | |
36 | Returns:\r | |
37 | NULL Cannot allocate memory for current menu\r | |
38 | entry\r | |
39 | Others A valid pointer pointing to the allocated\r | |
40 | memory pool for current menu entry\r | |
41 | \r | |
42 | --*/\r | |
43 | {\r | |
44 | BM_MENU_ENTRY *MenuEntry;\r | |
45 | UINTN ContextSize;\r | |
46 | \r | |
47 | switch (MenuType) {\r | |
48 | case BM_LOAD_CONTEXT_SELECT:\r | |
49 | ContextSize = sizeof (BM_LOAD_CONTEXT);\r | |
50 | break;\r | |
51 | \r | |
52 | case BM_FILE_CONTEXT_SELECT:\r | |
53 | ContextSize = sizeof (BM_FILE_CONTEXT);\r | |
54 | break;\r | |
55 | \r | |
56 | case BM_CONSOLE_CONTEXT_SELECT:\r | |
57 | ContextSize = sizeof (BM_CONSOLE_CONTEXT);\r | |
58 | break;\r | |
59 | \r | |
60 | case BM_TERMINAL_CONTEXT_SELECT:\r | |
61 | ContextSize = sizeof (BM_TERMINAL_CONTEXT);\r | |
62 | break;\r | |
63 | \r | |
64 | case BM_HANDLE_CONTEXT_SELECT:\r | |
65 | ContextSize = sizeof (BM_HANDLE_CONTEXT);\r | |
66 | break;\r | |
67 | \r | |
68 | case BM_LEGACY_DEV_CONTEXT_SELECT:\r | |
69 | ContextSize = sizeof (BM_LEGACY_DEVICE_CONTEXT);\r | |
70 | break;\r | |
71 | \r | |
72 | default:\r | |
73 | ContextSize = 0;\r | |
74 | break;\r | |
75 | \r | |
76 | }\r | |
77 | \r | |
78 | if (0 == ContextSize) {\r | |
79 | return NULL;\r | |
80 | }\r | |
81 | \r | |
82 | MenuEntry = EfiAllocateZeroPool (sizeof (BM_MENU_ENTRY));\r | |
83 | if (NULL == MenuEntry) {\r | |
84 | return MenuEntry;\r | |
85 | }\r | |
86 | \r | |
87 | MenuEntry->VariableContext = EfiAllocateZeroPool (ContextSize);\r | |
88 | if (NULL == MenuEntry->VariableContext) {\r | |
89 | SafeFreePool (MenuEntry);\r | |
90 | MenuEntry = NULL;\r | |
91 | return MenuEntry;\r | |
92 | }\r | |
93 | \r | |
94 | MenuEntry->Signature = BM_MENU_ENTRY_SIGNATURE;\r | |
95 | MenuEntry->ContextSelection = MenuType;\r | |
96 | return MenuEntry;\r | |
97 | }\r | |
98 | \r | |
99 | VOID\r | |
100 | BOpt_DestroyMenuEntry (\r | |
101 | BM_MENU_ENTRY *MenuEntry\r | |
102 | )\r | |
103 | /*++\r | |
104 | Routine Description :\r | |
105 | Destroy the menu entry passed in\r | |
106 | \r | |
107 | Arguments :\r | |
108 | The menu entry need to be destroyed\r | |
109 | \r | |
110 | Returns :\r | |
111 | None\r | |
112 | \r | |
113 | --*/\r | |
114 | {\r | |
115 | BM_LOAD_CONTEXT *LoadContext;\r | |
116 | BM_FILE_CONTEXT *FileContext;\r | |
117 | BM_CONSOLE_CONTEXT *ConsoleContext;\r | |
118 | BM_TERMINAL_CONTEXT *TerminalContext;\r | |
119 | BM_HANDLE_CONTEXT *HandleContext;\r | |
120 | BM_LEGACY_DEVICE_CONTEXT *LegacyDevContext;\r | |
121 | \r | |
122 | //\r | |
123 | // Select by the type in Menu entry for current context type\r | |
124 | //\r | |
125 | switch (MenuEntry->ContextSelection) {\r | |
126 | case BM_LOAD_CONTEXT_SELECT:\r | |
127 | LoadContext = (BM_LOAD_CONTEXT *) MenuEntry->VariableContext;\r | |
128 | SafeFreePool (LoadContext->FilePathList);\r | |
129 | SafeFreePool (LoadContext->LoadOption);\r | |
130 | SafeFreePool (LoadContext->OptionalData);\r | |
131 | SafeFreePool (LoadContext);\r | |
132 | break;\r | |
133 | \r | |
134 | case BM_FILE_CONTEXT_SELECT:\r | |
135 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r | |
136 | \r | |
137 | if (!FileContext->IsRoot) {\r | |
138 | SafeFreePool (FileContext->DevicePath);\r | |
139 | } else {\r | |
140 | if (FileContext->FHandle != NULL) {\r | |
141 | FileContext->FHandle->Close (FileContext->FHandle);\r | |
142 | }\r | |
143 | }\r | |
144 | \r | |
145 | SafeFreePool (FileContext->FileName);\r | |
146 | SafeFreePool (FileContext->Info);\r | |
147 | SafeFreePool (FileContext);\r | |
148 | break;\r | |
149 | \r | |
150 | case BM_CONSOLE_CONTEXT_SELECT:\r | |
151 | ConsoleContext = (BM_CONSOLE_CONTEXT *) MenuEntry->VariableContext;\r | |
152 | SafeFreePool (ConsoleContext->DevicePath);\r | |
153 | SafeFreePool (ConsoleContext);\r | |
154 | break;\r | |
155 | \r | |
156 | case BM_TERMINAL_CONTEXT_SELECT:\r | |
157 | TerminalContext = (BM_TERMINAL_CONTEXT *) MenuEntry->VariableContext;\r | |
158 | SafeFreePool (TerminalContext->DevicePath);\r | |
159 | SafeFreePool (TerminalContext);\r | |
160 | break;\r | |
161 | \r | |
162 | case BM_HANDLE_CONTEXT_SELECT:\r | |
163 | HandleContext = (BM_HANDLE_CONTEXT *) MenuEntry->VariableContext;\r | |
164 | SafeFreePool (HandleContext);\r | |
165 | break;\r | |
166 | \r | |
167 | case BM_LEGACY_DEV_CONTEXT_SELECT:\r | |
168 | LegacyDevContext = (BM_LEGACY_DEVICE_CONTEXT *) MenuEntry->VariableContext;\r | |
169 | SafeFreePool (LegacyDevContext);\r | |
170 | \r | |
171 | default:\r | |
172 | break;\r | |
173 | }\r | |
174 | \r | |
175 | SafeFreePool (MenuEntry->DisplayString);\r | |
176 | if (NULL != MenuEntry->HelpString) {\r | |
177 | SafeFreePool (MenuEntry->HelpString);\r | |
178 | }\r | |
179 | \r | |
180 | SafeFreePool (MenuEntry);\r | |
181 | }\r | |
182 | \r | |
183 | BM_MENU_ENTRY *\r | |
184 | BOpt_GetMenuEntry (\r | |
185 | BM_MENU_OPTION *MenuOption,\r | |
186 | UINTN MenuNumber\r | |
187 | )\r | |
188 | /*++\r | |
189 | Rountine Description :\r | |
190 | Use this routine to get one particular menu entry in specified\r | |
191 | menu\r | |
192 | \r | |
193 | Arguments :\r | |
194 | MenuOption The menu that we will search\r | |
195 | \r | |
196 | MenuNumber The menunubmer that we want\r | |
197 | \r | |
198 | Returns :\r | |
199 | The desired menu entry\r | |
200 | \r | |
201 | --*/\r | |
202 | {\r | |
203 | BM_MENU_ENTRY *NewMenuEntry;\r | |
204 | UINTN Index;\r | |
205 | LIST_ENTRY *List;\r | |
206 | \r | |
207 | if (MenuNumber >= MenuOption->MenuNumber) {\r | |
208 | return NULL;\r | |
209 | }\r | |
210 | \r | |
211 | List = MenuOption->Head.ForwardLink;\r | |
212 | for (Index = 0; Index < MenuNumber; Index++) {\r | |
213 | List = List->ForwardLink;\r | |
214 | }\r | |
215 | \r | |
216 | NewMenuEntry = CR (List, BM_MENU_ENTRY, Link, BM_MENU_ENTRY_SIGNATURE);\r | |
217 | \r | |
218 | return NewMenuEntry;\r | |
219 | }\r | |
220 | \r | |
221 | EFI_STATUS\r | |
222 | BOpt_FindFileSystem (\r | |
223 | IN BMM_CALLBACK_DATA *CallbackData\r | |
224 | )\r | |
225 | /*++\r | |
226 | \r | |
227 | Routine Description\r | |
228 | Find file systems for current Extensible Firmware\r | |
229 | Including Handles that support Simple File System\r | |
230 | protocol, Load File protocol.\r | |
231 | \r | |
232 | Building up the FileSystem Menu for user selection\r | |
233 | All file system will be stored in FsOptionMenu\r | |
234 | for future use.\r | |
235 | \r | |
236 | Arguments:\r | |
237 | CallbackData - BMM context data\r | |
238 | \r | |
239 | Returns:\r | |
240 | EFI_SUCCESS - Success find the file system\r | |
241 | EFI_OUT_OF_RESOURCES - Can not create menu entry\r | |
242 | \r | |
243 | --*/\r | |
244 | {\r | |
245 | UINTN NoBlkIoHandles;\r | |
246 | UINTN NoSimpleFsHandles;\r | |
247 | UINTN NoLoadFileHandles;\r | |
248 | EFI_HANDLE *BlkIoHandle;\r | |
249 | EFI_HANDLE *SimpleFsHandle;\r | |
250 | EFI_HANDLE *LoadFileHandle;\r | |
251 | UINT16 *VolumeLabel;\r | |
252 | EFI_BLOCK_IO_PROTOCOL *BlkIo;\r | |
253 | UINTN Index;\r | |
254 | EFI_STATUS Status;\r | |
255 | BM_MENU_ENTRY *MenuEntry;\r | |
256 | BM_FILE_CONTEXT *FileContext;\r | |
257 | UINT16 *TempStr;\r | |
258 | UINTN OptionNumber;\r | |
259 | VOID *Buffer;\r | |
260 | EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;\r | |
261 | UINT16 DeviceType;\r | |
262 | BBS_BBS_DEVICE_PATH BbsDevicePathNode;\r | |
263 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
264 | BOOLEAN RemovableMedia;\r | |
265 | \r | |
266 | \r | |
267 | NoSimpleFsHandles = 0;\r | |
268 | NoLoadFileHandles = 0;\r | |
269 | OptionNumber = 0;\r | |
270 | InitializeListHead (&FsOptionMenu.Head);\r | |
271 | \r | |
272 | //\r | |
273 | // Locate Handles that support BlockIo protocol\r | |
274 | //\r | |
275 | Status = gBS->LocateHandleBuffer (\r | |
276 | ByProtocol,\r | |
277 | &gEfiBlockIoProtocolGuid,\r | |
278 | NULL,\r | |
279 | &NoBlkIoHandles,\r | |
280 | &BlkIoHandle\r | |
281 | );\r | |
282 | if (!EFI_ERROR (Status)) {\r | |
283 | \r | |
284 | for (Index = 0; Index < NoBlkIoHandles; Index++) {\r | |
285 | Status = gBS->HandleProtocol (\r | |
286 | BlkIoHandle[Index],\r | |
287 | &gEfiBlockIoProtocolGuid,\r | |
288 | (VOID **) &BlkIo\r | |
289 | );\r | |
290 | \r | |
291 | if (EFI_ERROR (Status)) {\r | |
292 | continue;\r | |
293 | }\r | |
294 | \r | |
295 | //\r | |
296 | // Issue a dummy read to trigger reinstall of BlockIo protocol for removable media\r | |
297 | //\r | |
298 | if (BlkIo->Media->RemovableMedia) {\r | |
299 | Buffer = EfiAllocateZeroPool (BlkIo->Media->BlockSize);\r | |
300 | if (NULL == Buffer) {\r | |
301 | SafeFreePool (BlkIoHandle);\r | |
302 | return EFI_OUT_OF_RESOURCES;\r | |
303 | }\r | |
304 | \r | |
305 | BlkIo->ReadBlocks (\r | |
306 | BlkIo,\r | |
307 | BlkIo->Media->MediaId,\r | |
308 | 0,\r | |
309 | BlkIo->Media->BlockSize,\r | |
310 | Buffer\r | |
311 | );\r | |
312 | SafeFreePool (Buffer);\r | |
313 | }\r | |
314 | }\r | |
315 | SafeFreePool (BlkIoHandle);\r | |
316 | }\r | |
317 | \r | |
318 | //\r | |
319 | // Locate Handles that support Simple File System protocol\r | |
320 | //\r | |
321 | Status = gBS->LocateHandleBuffer (\r | |
322 | ByProtocol,\r | |
323 | &gEfiSimpleFileSystemProtocolGuid,\r | |
324 | NULL,\r | |
325 | &NoSimpleFsHandles,\r | |
326 | &SimpleFsHandle\r | |
327 | );\r | |
328 | if (!EFI_ERROR (Status)) {\r | |
329 | //\r | |
330 | // Find all the instances of the File System prototocol\r | |
331 | //\r | |
332 | for (Index = 0; Index < NoSimpleFsHandles; Index++) {\r | |
333 | Status = gBS->HandleProtocol (\r | |
334 | SimpleFsHandle[Index],\r | |
335 | &gEfiBlockIoProtocolGuid,\r | |
336 | (VOID **) &BlkIo\r | |
337 | );\r | |
338 | if (EFI_ERROR (Status)) {\r | |
339 | //\r | |
340 | // If no block IO exists assume it's NOT a removable media\r | |
341 | //\r | |
342 | RemovableMedia = FALSE;\r | |
343 | } else {\r | |
344 | //\r | |
345 | // If block IO exists check to see if it's remobable media\r | |
346 | //\r | |
347 | RemovableMedia = BlkIo->Media->RemovableMedia;\r | |
348 | }\r | |
349 | \r | |
350 | //\r | |
351 | // Allocate pool for this load option\r | |
352 | //\r | |
353 | MenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r | |
354 | if (NULL == MenuEntry) {\r | |
355 | SafeFreePool (SimpleFsHandle);\r | |
356 | return EFI_OUT_OF_RESOURCES;\r | |
357 | }\r | |
358 | \r | |
359 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r | |
360 | \r | |
361 | FileContext->Handle = SimpleFsHandle[Index];\r | |
362 | MenuEntry->OptionNumber = Index;\r | |
363 | FileContext->FHandle = EfiLibOpenRoot (FileContext->Handle);\r | |
364 | if (!FileContext->FHandle) {\r | |
365 | BOpt_DestroyMenuEntry (MenuEntry);\r | |
366 | continue;\r | |
367 | }\r | |
368 | \r | |
369 | MenuEntry->HelpString = DevicePathToStr (DevicePathFromHandle (FileContext->Handle));\r | |
370 | FileContext->Info = EfiLibFileSystemVolumeLabelInfo (FileContext->FHandle);\r | |
371 | FileContext->FileName = EfiStrDuplicate (L"\\");\r | |
372 | FileContext->DevicePath = FileDevicePath (\r | |
373 | FileContext->Handle,\r | |
374 | FileContext->FileName\r | |
375 | );\r | |
376 | FileContext->IsDir = TRUE;\r | |
377 | FileContext->IsRoot = TRUE;\r | |
378 | FileContext->IsRemovableMedia = RemovableMedia;\r | |
379 | FileContext->IsLoadFile = FALSE;\r | |
380 | \r | |
381 | //\r | |
382 | // Get current file system's Volume Label\r | |
383 | //\r | |
384 | if (FileContext->Info == NULL) {\r | |
385 | VolumeLabel = L"NO FILE SYSTEM INFO";\r | |
386 | } else {\r | |
387 | if (FileContext->Info->VolumeLabel == NULL) {\r | |
388 | VolumeLabel = L"NULL VOLUME LABEL";\r | |
389 | } else {\r | |
390 | VolumeLabel = FileContext->Info->VolumeLabel;\r | |
391 | if (*VolumeLabel == 0x0000) {\r | |
392 | VolumeLabel = L"NO VOLUME LABEL";\r | |
393 | }\r | |
394 | }\r | |
395 | }\r | |
396 | \r | |
397 | TempStr = MenuEntry->HelpString;\r | |
398 | MenuEntry->DisplayString = EfiAllocateZeroPool (MAX_CHAR);\r | |
399 | ASSERT (MenuEntry->DisplayString != NULL);\r | |
400 | UnicodeSPrint (\r | |
401 | MenuEntry->DisplayString,\r | |
402 | MAX_CHAR,\r | |
403 | L"%s, [%s]",\r | |
404 | VolumeLabel,\r | |
405 | TempStr\r | |
406 | );\r | |
407 | OptionNumber++;\r | |
408 | InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link);\r | |
409 | }\r | |
410 | }\r | |
411 | \r | |
412 | if (NoSimpleFsHandles != 0) {\r | |
413 | SafeFreePool (SimpleFsHandle);\r | |
414 | }\r | |
415 | //\r | |
416 | // Searching for handles that support Load File protocol\r | |
417 | //\r | |
418 | Status = gBS->LocateHandleBuffer (\r | |
419 | ByProtocol,\r | |
420 | &gEfiLoadFileProtocolGuid,\r | |
421 | NULL,\r | |
422 | &NoLoadFileHandles,\r | |
423 | &LoadFileHandle\r | |
424 | );\r | |
425 | \r | |
426 | if (!EFI_ERROR (Status)) {\r | |
427 | for (Index = 0; Index < NoLoadFileHandles; Index++) {\r | |
428 | MenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r | |
429 | if (NULL == MenuEntry) {\r | |
430 | SafeFreePool (LoadFileHandle);\r | |
431 | return EFI_OUT_OF_RESOURCES;\r | |
432 | }\r | |
433 | \r | |
434 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r | |
435 | FileContext->IsRemovableMedia = FALSE;\r | |
436 | FileContext->IsLoadFile = TRUE;\r | |
437 | FileContext->Handle = LoadFileHandle[Index];\r | |
438 | FileContext->IsRoot = TRUE;\r | |
439 | \r | |
440 | FileContext->DevicePath = DevicePathFromHandle (FileContext->Handle);\r | |
441 | \r | |
442 | MenuEntry->HelpString = DevicePathToStr (FileContext->DevicePath);\r | |
443 | \r | |
444 | TempStr = MenuEntry->HelpString;\r | |
445 | MenuEntry->DisplayString = EfiAllocateZeroPool (MAX_CHAR);\r | |
446 | ASSERT (MenuEntry->DisplayString != NULL);\r | |
447 | UnicodeSPrint (\r | |
448 | MenuEntry->DisplayString,\r | |
449 | MAX_CHAR,\r | |
450 | L"Load File [%s]",\r | |
451 | TempStr\r | |
452 | );\r | |
453 | \r | |
454 | MenuEntry->OptionNumber = OptionNumber;\r | |
455 | OptionNumber++;\r | |
456 | InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link);\r | |
457 | }\r | |
458 | }\r | |
459 | \r | |
460 | if (NoLoadFileHandles != 0) {\r | |
461 | SafeFreePool (LoadFileHandle);\r | |
462 | }\r | |
463 | \r | |
464 | //\r | |
465 | // Add Legacy Boot Option Support Here\r | |
466 | //\r | |
467 | Status = gBS->LocateProtocol (\r | |
468 | &gEfiLegacyBiosProtocolGuid,\r | |
469 | NULL,\r | |
470 | (VOID **) &LegacyBios\r | |
471 | );\r | |
472 | if (!EFI_ERROR (Status)) {\r | |
473 | \r | |
474 | for (Index = BBS_TYPE_FLOPPY; Index <= BBS_TYPE_EMBEDDED_NETWORK; Index++) {\r | |
475 | MenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r | |
476 | if (NULL == MenuEntry) {\r | |
477 | return EFI_OUT_OF_RESOURCES;\r | |
478 | }\r | |
479 | \r | |
480 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r | |
481 | \r | |
482 | FileContext->IsRemovableMedia = FALSE;\r | |
483 | FileContext->IsLoadFile = TRUE;\r | |
484 | FileContext->IsBootLegacy = TRUE;\r | |
485 | DeviceType = (UINT16) Index;\r | |
486 | BbsDevicePathNode.Header.Type = BBS_DEVICE_PATH;\r | |
487 | BbsDevicePathNode.Header.SubType = BBS_BBS_DP;\r | |
488 | SetDevicePathNodeLength (\r | |
489 | &BbsDevicePathNode.Header,\r | |
490 | sizeof (BBS_BBS_DEVICE_PATH)\r | |
491 | );\r | |
492 | BbsDevicePathNode.DeviceType = DeviceType;\r | |
493 | BbsDevicePathNode.StatusFlag = 0;\r | |
494 | BbsDevicePathNode.String[0] = 0;\r | |
495 | DevicePath = AppendDevicePathNode (\r | |
496 | EndDevicePath,\r | |
497 | (EFI_DEVICE_PATH_PROTOCOL *) &BbsDevicePathNode\r | |
498 | );\r | |
499 | \r | |
500 | FileContext->DevicePath = DevicePath;\r | |
501 | MenuEntry->HelpString = DevicePathToStr (FileContext->DevicePath);\r | |
502 | \r | |
503 | TempStr = MenuEntry->HelpString;\r | |
504 | MenuEntry->DisplayString = EfiAllocateZeroPool (MAX_CHAR);\r | |
505 | ASSERT (MenuEntry->DisplayString != NULL);\r | |
506 | UnicodeSPrint (\r | |
507 | MenuEntry->DisplayString,\r | |
508 | MAX_CHAR,\r | |
509 | L"Boot Legacy [%s]",\r | |
510 | TempStr\r | |
511 | );\r | |
512 | MenuEntry->OptionNumber = OptionNumber;\r | |
513 | OptionNumber++;\r | |
514 | InsertTailList (&FsOptionMenu.Head, &MenuEntry->Link);\r | |
515 | }\r | |
516 | }\r | |
517 | //\r | |
518 | // Remember how many file system options are here\r | |
519 | //\r | |
520 | FsOptionMenu.MenuNumber = OptionNumber;\r | |
521 | return EFI_SUCCESS;\r | |
522 | }\r | |
523 | \r | |
524 | VOID\r | |
525 | BOpt_FreeMenu (\r | |
526 | BM_MENU_OPTION *FreeMenu\r | |
527 | )\r | |
528 | /*++\r | |
529 | \r | |
530 | Routine Description\r | |
531 | Free resources allocated in Allocate Rountine\r | |
532 | \r | |
533 | Arguments:\r | |
534 | FreeMenu Menu to be freed\r | |
535 | \r | |
536 | Returns:\r | |
537 | VOID\r | |
538 | \r | |
539 | --*/\r | |
540 | {\r | |
541 | BM_MENU_ENTRY *MenuEntry;\r | |
542 | while (!IsListEmpty (&FreeMenu->Head)) {\r | |
543 | MenuEntry = CR (\r | |
544 | FreeMenu->Head.ForwardLink,\r | |
545 | BM_MENU_ENTRY,\r | |
546 | Link,\r | |
547 | BM_MENU_ENTRY_SIGNATURE\r | |
548 | );\r | |
549 | RemoveEntryList (&MenuEntry->Link);\r | |
550 | BOpt_DestroyMenuEntry (MenuEntry);\r | |
551 | }\r | |
552 | }\r | |
553 | \r | |
554 | EFI_STATUS\r | |
555 | BOpt_FindFiles (\r | |
556 | IN BMM_CALLBACK_DATA *CallbackData,\r | |
557 | IN BM_MENU_ENTRY *MenuEntry\r | |
558 | )\r | |
559 | /*++\r | |
560 | \r | |
561 | Routine Description\r | |
562 | Find files under current directory\r | |
563 | All files and sub-directories in current directory\r | |
564 | will be stored in DirectoryMenu for future use.\r | |
565 | \r | |
566 | Arguments:\r | |
567 | FileOption -- Pointer for Dir to explore\r | |
568 | \r | |
569 | Returns:\r | |
570 | TRUE -- Get files from current dir successfully\r | |
571 | FALSE -- Can't get files from current dir\r | |
572 | \r | |
573 | --*/\r | |
574 | {\r | |
575 | EFI_FILE_HANDLE NewDir;\r | |
576 | EFI_FILE_HANDLE Dir;\r | |
577 | EFI_FILE_INFO *DirInfo;\r | |
578 | UINTN BufferSize;\r | |
579 | UINTN DirBufferSize;\r | |
580 | BM_MENU_ENTRY *NewMenuEntry;\r | |
581 | BM_FILE_CONTEXT *FileContext;\r | |
582 | BM_FILE_CONTEXT *NewFileContext;\r | |
583 | UINTN Pass;\r | |
584 | EFI_STATUS Status;\r | |
585 | UINTN OptionNumber;\r | |
586 | \r | |
587 | FileContext = (BM_FILE_CONTEXT *) MenuEntry->VariableContext;\r | |
588 | Dir = FileContext->FHandle;\r | |
589 | OptionNumber = 0;\r | |
590 | //\r | |
591 | // Open current directory to get files from it\r | |
592 | //\r | |
593 | Status = Dir->Open (\r | |
594 | Dir,\r | |
595 | &NewDir,\r | |
596 | FileContext->FileName,\r | |
597 | EFI_FILE_READ_ONLY,\r | |
598 | 0\r | |
599 | );\r | |
600 | if (!FileContext->IsRoot) {\r | |
601 | Dir->Close (Dir);\r | |
602 | }\r | |
603 | \r | |
604 | if (EFI_ERROR (Status)) {\r | |
605 | return Status;\r | |
606 | }\r | |
607 | \r | |
608 | DirInfo = EfiLibFileInfo (NewDir);\r | |
609 | if (!DirInfo) {\r | |
610 | return EFI_NOT_FOUND;\r | |
611 | }\r | |
612 | \r | |
613 | if (!(DirInfo->Attribute & EFI_FILE_DIRECTORY)) {\r | |
614 | return EFI_INVALID_PARAMETER;\r | |
615 | }\r | |
616 | \r | |
617 | FileContext->DevicePath = FileDevicePath (\r | |
618 | FileContext->Handle,\r | |
619 | FileContext->FileName\r | |
620 | );\r | |
621 | \r | |
622 | DirBufferSize = sizeof (EFI_FILE_INFO) + 1024;\r | |
623 | DirInfo = EfiAllocateZeroPool (DirBufferSize);\r | |
624 | if (!DirInfo) {\r | |
625 | return EFI_OUT_OF_RESOURCES;\r | |
626 | }\r | |
627 | //\r | |
628 | // Get all files in current directory\r | |
629 | // Pass 1 to get Directories\r | |
630 | // Pass 2 to get files that are EFI images\r | |
631 | //\r | |
632 | for (Pass = 1; Pass <= 2; Pass++) {\r | |
633 | NewDir->SetPosition (NewDir, 0);\r | |
634 | for (;;) {\r | |
635 | BufferSize = DirBufferSize;\r | |
636 | Status = NewDir->Read (NewDir, &BufferSize, DirInfo);\r | |
637 | if (EFI_ERROR (Status) || BufferSize == 0) {\r | |
638 | break;\r | |
639 | }\r | |
640 | \r | |
641 | if ((DirInfo->Attribute & EFI_FILE_DIRECTORY && Pass == 2) ||\r | |
642 | (!(DirInfo->Attribute & EFI_FILE_DIRECTORY) && Pass == 1)\r | |
643 | ) {\r | |
644 | //\r | |
645 | // Pass 1 is for Directories\r | |
646 | // Pass 2 is for file names\r | |
647 | //\r | |
648 | continue;\r | |
649 | }\r | |
650 | \r | |
651 | if (!(BOpt_IsEfiImageName (DirInfo->FileName) || DirInfo->Attribute & EFI_FILE_DIRECTORY)) {\r | |
652 | //\r | |
653 | // Slip file unless it is a directory entry or a .EFI file\r | |
654 | //\r | |
655 | continue;\r | |
656 | }\r | |
657 | \r | |
658 | NewMenuEntry = BOpt_CreateMenuEntry (BM_FILE_CONTEXT_SELECT);\r | |
659 | if (NULL == NewMenuEntry) {\r | |
660 | return EFI_OUT_OF_RESOURCES;\r | |
661 | }\r | |
662 | \r | |
663 | NewFileContext = (BM_FILE_CONTEXT *) NewMenuEntry->VariableContext;\r | |
664 | NewFileContext->Handle = FileContext->Handle;\r | |
665 | NewFileContext->FileName = BOpt_AppendFileName (\r | |
666 | FileContext->FileName,\r | |
667 | DirInfo->FileName\r | |
668 | );\r | |
669 | NewFileContext->FHandle = NewDir;\r | |
670 | NewFileContext->DevicePath = FileDevicePath (\r | |
671 | NewFileContext->Handle,\r | |
672 | NewFileContext->FileName\r | |
673 | );\r | |
674 | NewMenuEntry->HelpString = NULL;\r | |
675 | \r | |
676 | MenuEntry->DisplayStringToken = GetStringTokenFromDepository (\r | |
677 | CallbackData,\r | |
678 | FileOptionStrDepository\r | |
679 | );\r | |
680 | \r | |
681 | NewFileContext->IsDir = (BOOLEAN) ((DirInfo->Attribute & EFI_FILE_DIRECTORY) == EFI_FILE_DIRECTORY);\r | |
682 | \r | |
683 | if (NewFileContext->IsDir) {\r | |
684 | BufferSize = StrLen (DirInfo->FileName) * 2 + 6;\r | |
685 | NewMenuEntry->DisplayString = EfiAllocateZeroPool (BufferSize);\r | |
686 | \r | |
687 | UnicodeSPrint (\r | |
688 | NewMenuEntry->DisplayString,\r | |
689 | BufferSize,\r | |
690 | L"<%s>",\r | |
691 | DirInfo->FileName\r | |
692 | );\r | |
693 | \r | |
694 | } else {\r | |
695 | NewMenuEntry->DisplayString = EfiStrDuplicate (DirInfo->FileName);\r | |
696 | }\r | |
697 | \r | |
698 | NewFileContext->IsRoot = FALSE;\r | |
699 | NewFileContext->IsLoadFile = FALSE;\r | |
700 | NewFileContext->IsRemovableMedia = FALSE;\r | |
701 | \r | |
702 | NewMenuEntry->OptionNumber = OptionNumber;\r | |
703 | OptionNumber++;\r | |
704 | InsertTailList (&DirectoryMenu.Head, &NewMenuEntry->Link);\r | |
705 | }\r | |
706 | }\r | |
707 | \r | |
708 | DirectoryMenu.MenuNumber = OptionNumber;\r | |
709 | SafeFreePool (DirInfo);\r | |
710 | return EFI_SUCCESS;\r | |
711 | }\r | |
712 | \r | |
713 | EFI_STATUS\r | |
714 | BOpt_GetLegacyOptions (\r | |
715 | VOID\r | |
716 | )\r | |
717 | /*++\r | |
718 | Routine Description:\r | |
719 | \r | |
720 | Build the LegacyFDMenu LegacyHDMenu LegacyCDMenu according to LegacyBios.GetBbsInfo().\r | |
721 | \r | |
722 | Arguments:\r | |
723 | None\r | |
724 | \r | |
725 | Returns:\r | |
726 | The device info of legacy device.\r | |
727 | \r | |
728 | --*/\r | |
729 | {\r | |
730 | BM_MENU_ENTRY *NewMenuEntry;\r | |
731 | BM_LEGACY_DEVICE_CONTEXT *NewLegacyDevContext;\r | |
732 | EFI_STATUS Status;\r | |
733 | EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;\r | |
734 | UINT16 HddCount;\r | |
735 | HDD_INFO *HddInfo;\r | |
736 | UINT16 BbsCount;\r | |
737 | BBS_TABLE *BbsTable;\r | |
738 | UINTN Index;\r | |
739 | CHAR16 DescString[100];\r | |
740 | UINTN FDNum;\r | |
741 | UINTN HDNum;\r | |
742 | UINTN CDNum;\r | |
743 | UINTN NETNum;\r | |
744 | UINTN BEVNum;\r | |
745 | \r | |
746 | NewMenuEntry = NULL;\r | |
747 | HddInfo = NULL;\r | |
748 | BbsTable = NULL;\r | |
749 | BbsCount = 0;\r | |
750 | \r | |
751 | //\r | |
752 | // Initialize Bbs Table Context from BBS info data\r | |
753 | //\r | |
754 | InitializeListHead (&LegacyFDMenu.Head);\r | |
755 | InitializeListHead (&LegacyHDMenu.Head);\r | |
756 | InitializeListHead (&LegacyCDMenu.Head);\r | |
757 | InitializeListHead (&LegacyNETMenu.Head);\r | |
758 | InitializeListHead (&LegacyBEVMenu.Head);\r | |
759 | \r | |
760 | Status = gBS->LocateProtocol (\r | |
761 | &gEfiLegacyBiosProtocolGuid,\r | |
762 | NULL,\r | |
763 | (VOID **) &LegacyBios\r | |
764 | );\r | |
765 | if (!EFI_ERROR (Status)) {\r | |
766 | Status = LegacyBios->GetBbsInfo (\r | |
767 | LegacyBios,\r | |
768 | &HddCount,\r | |
769 | &HddInfo,\r | |
770 | &BbsCount,\r | |
771 | &BbsTable\r | |
772 | );\r | |
773 | if (EFI_ERROR (Status)) {\r | |
774 | return Status;\r | |
775 | }\r | |
776 | }\r | |
777 | \r | |
778 | FDNum = 0;\r | |
779 | HDNum = 0;\r | |
780 | CDNum = 0;\r | |
781 | NETNum = 0;\r | |
782 | BEVNum = 0;\r | |
783 | \r | |
784 | for (Index = 0; Index < BbsCount; Index++) {\r | |
785 | if ((BBS_IGNORE_ENTRY == BbsTable[Index].BootPriority) ||\r | |
786 | (BBS_DO_NOT_BOOT_FROM == BbsTable[Index].BootPriority)\r | |
787 | ) {\r | |
788 | continue;\r | |
789 | }\r | |
790 | \r | |
791 | NewMenuEntry = BOpt_CreateMenuEntry (BM_LEGACY_DEV_CONTEXT_SELECT);\r | |
792 | if (NULL == NewMenuEntry) {\r | |
793 | break;\r | |
794 | }\r | |
795 | \r | |
796 | NewLegacyDevContext = (BM_LEGACY_DEVICE_CONTEXT *) NewMenuEntry->VariableContext;\r | |
797 | NewLegacyDevContext->BbsTable = &BbsTable[Index];\r | |
798 | NewLegacyDevContext->Index = Index;\r | |
799 | NewLegacyDevContext->BbsCount = BbsCount;\r | |
800 | BdsBuildLegacyDevNameString (\r | |
801 | &BbsTable[Index],\r | |
802 | Index,\r | |
803 | sizeof (DescString),\r | |
804 | DescString\r | |
805 | );\r | |
806 | NewLegacyDevContext->Description = EfiAllocateZeroPool (StrSize (DescString));\r | |
807 | if (NULL == NewLegacyDevContext->Description) {\r | |
808 | break;\r | |
809 | }\r | |
810 | \r | |
811 | CopyMem (NewLegacyDevContext->Description, DescString, StrSize (DescString));\r | |
812 | NewMenuEntry->DisplayString = NewLegacyDevContext->Description;\r | |
813 | NewMenuEntry->HelpString = NULL;\r | |
814 | \r | |
815 | switch (BbsTable[Index].DeviceType) {\r | |
816 | case BBS_FLOPPY:\r | |
817 | InsertTailList (&LegacyFDMenu.Head, &NewMenuEntry->Link);\r | |
818 | FDNum++;\r | |
819 | break;\r | |
820 | \r | |
821 | case BBS_HARDDISK:\r | |
822 | InsertTailList (&LegacyHDMenu.Head, &NewMenuEntry->Link);\r | |
823 | HDNum++;\r | |
824 | break;\r | |
825 | \r | |
826 | case BBS_CDROM:\r | |
827 | InsertTailList (&LegacyCDMenu.Head, &NewMenuEntry->Link);\r | |
828 | CDNum++;\r | |
829 | break;\r | |
830 | \r | |
831 | case BBS_EMBED_NETWORK:\r | |
832 | InsertTailList (&LegacyNETMenu.Head, &NewMenuEntry->Link);\r | |
833 | NETNum++;\r | |
834 | break;\r | |
835 | \r | |
836 | case BBS_BEV_DEVICE:\r | |
837 | InsertTailList (&LegacyBEVMenu.Head, &NewMenuEntry->Link);\r | |
838 | BEVNum++;\r | |
839 | break;\r | |
840 | }\r | |
841 | }\r | |
842 | \r | |
843 | if (Index != BbsCount) {\r | |
844 | BOpt_FreeLegacyOptions ();\r | |
845 | return EFI_OUT_OF_RESOURCES;\r | |
846 | }\r | |
847 | \r | |
848 | LegacyFDMenu.MenuNumber = FDNum;\r | |
849 | LegacyHDMenu.MenuNumber = HDNum;\r | |
850 | LegacyCDMenu.MenuNumber = CDNum;\r | |
851 | LegacyNETMenu.MenuNumber = NETNum;\r | |
852 | LegacyBEVMenu.MenuNumber = BEVNum;\r | |
853 | return EFI_SUCCESS;\r | |
854 | }\r | |
855 | \r | |
856 | VOID\r | |
857 | BOpt_FreeLegacyOptions (\r | |
858 | VOID\r | |
859 | )\r | |
860 | {\r | |
861 | BOpt_FreeMenu (&LegacyFDMenu);\r | |
862 | BOpt_FreeMenu (&LegacyHDMenu);\r | |
863 | BOpt_FreeMenu (&LegacyCDMenu);\r | |
864 | BOpt_FreeMenu (&LegacyNETMenu);\r | |
865 | BOpt_FreeMenu (&LegacyBEVMenu);\r | |
866 | }\r | |
867 | \r | |
868 | EFI_STATUS\r | |
869 | BOpt_GetBootOptions (\r | |
870 | IN BMM_CALLBACK_DATA *CallbackData\r | |
871 | )\r | |
872 | /*++\r | |
873 | \r | |
874 | Routine Description:\r | |
875 | \r | |
876 | Build the BootOptionMenu according to BootOrder Variable.\r | |
877 | This Routine will access the Boot#### to get EFI_LOAD_OPTION\r | |
878 | \r | |
879 | Arguments:\r | |
880 | None\r | |
881 | \r | |
882 | Returns:\r | |
883 | The number of the Var Boot####\r | |
884 | \r | |
885 | --*/\r | |
886 | {\r | |
887 | UINTN Index;\r | |
888 | UINT16 BootString[10];\r | |
889 | UINT8 *LoadOptionFromVar;\r | |
890 | UINT8 *LoadOption;\r | |
891 | UINTN BootOptionSize;\r | |
892 | BOOLEAN BootNextFlag;\r | |
893 | UINT16 *BootOrderList;\r | |
894 | UINTN BootOrderListSize;\r | |
895 | UINT16 *BootNext;\r | |
896 | UINTN BootNextSize;\r | |
897 | BM_MENU_ENTRY *NewMenuEntry;\r | |
898 | BM_LOAD_CONTEXT *NewLoadContext;\r | |
899 | UINT8 *LoadOptionPtr;\r | |
900 | UINTN StringSize;\r | |
901 | UINTN OptionalDataSize;\r | |
902 | UINT8 *LoadOptionEnd;\r | |
903 | EFI_DEVICE_PATH_PROTOCOL *DevicePath;\r | |
904 | UINTN MenuCount;\r | |
905 | UINT8 *Ptr;\r | |
906 | \r | |
907 | MenuCount = 0;\r | |
908 | BootOrderListSize = 0;\r | |
909 | BootNextSize = 0;\r | |
910 | BootOrderList = NULL;\r | |
911 | BootNext = NULL;\r | |
912 | LoadOptionFromVar = NULL;\r | |
913 | BOpt_FreeMenu (&BootOptionMenu);\r | |
914 | InitializeListHead (&BootOptionMenu.Head);\r | |
915 | \r | |
916 | //\r | |
917 | // Get the BootOrder from the Var\r | |
918 | //\r | |
919 | BootOrderList = BdsLibGetVariableAndSize (\r | |
920 | L"BootOrder",\r | |
921 | &gEfiGlobalVariableGuid,\r | |
922 | &BootOrderListSize\r | |
923 | );\r | |
924 | \r | |
925 | //\r | |
926 | // Get the BootNext from the Var\r | |
927 | //\r | |
928 | BootNext = BdsLibGetVariableAndSize (\r | |
929 | L"BootNext",\r | |
930 | &gEfiGlobalVariableGuid,\r | |
931 | &BootNextSize\r | |
932 | );\r | |
933 | \r | |
934 | if (BootNext) {\r | |
935 | if (BootNextSize != sizeof (UINT16)) {\r | |
936 | SafeFreePool (BootNext);\r | |
937 | BootNext = NULL;\r | |
938 | }\r | |
939 | }\r | |
940 | \r | |
941 | for (Index = 0; Index < BootOrderListSize / sizeof (UINT16); Index++) {\r | |
942 | UnicodeSPrint (BootString, sizeof (BootString), L"Boot%04x", BootOrderList[Index]);\r | |
943 | //\r | |
944 | // Get all loadoptions from the VAR\r | |
945 | //\r | |
946 | LoadOptionFromVar = BdsLibGetVariableAndSize (\r | |
947 | BootString,\r | |
948 | &gEfiGlobalVariableGuid,\r | |
949 | &BootOptionSize\r | |
950 | );\r | |
951 | if (!LoadOptionFromVar) {\r | |
952 | continue;\r | |
953 | }\r | |
954 | \r | |
955 | LoadOption = EfiAllocateZeroPool (BootOptionSize);\r | |
956 | if (!LoadOption) {\r | |
957 | continue;\r | |
958 | }\r | |
959 | \r | |
960 | CopyMem (LoadOption, LoadOptionFromVar, BootOptionSize);\r | |
961 | SafeFreePool (LoadOptionFromVar);\r | |
962 | \r | |
963 | if (BootNext) {\r | |
964 | BootNextFlag = (BOOLEAN) (*BootNext == BootOrderList[Index]);\r | |
965 | } else {\r | |
966 | BootNextFlag = FALSE;\r | |
967 | }\r | |
968 | \r | |
969 | if (0 == (*((UINT32 *) LoadOption) & LOAD_OPTION_ACTIVE)) {\r | |
970 | SafeFreePool (LoadOption);\r | |
971 | continue;\r | |
972 | }\r | |
973 | //\r | |
974 | // BUGBUG: could not return EFI_OUT_OF_RESOURCES here directly.\r | |
975 | // the buffer allocated already should be freed before returning.\r | |
976 | //\r | |
977 | NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);\r | |
978 | if (NULL == NewMenuEntry) {\r | |
979 | return EFI_OUT_OF_RESOURCES;\r | |
980 | }\r | |
981 | \r | |
982 | NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;\r | |
983 | \r | |
984 | LoadOptionPtr = LoadOption;\r | |
985 | LoadOptionEnd = LoadOption + BootOptionSize;\r | |
986 | \r | |
987 | NewMenuEntry->OptionNumber = BootOrderList[Index];\r | |
988 | NewLoadContext->LoadOptionModified = FALSE;\r | |
989 | NewLoadContext->Deleted = FALSE;\r | |
990 | NewLoadContext->IsBootNext = BootNextFlag;\r | |
991 | \r | |
992 | //\r | |
993 | // Is a Legacy Device?\r | |
994 | //\r | |
995 | Ptr = (UINT8 *) LoadOption;\r | |
996 | \r | |
997 | //\r | |
998 | // Attribute = *(UINT32 *)Ptr;\r | |
999 | //\r | |
1000 | Ptr += sizeof (UINT32);\r | |
1001 | \r | |
1002 | //\r | |
1003 | // FilePathSize = *(UINT16 *)Ptr;\r | |
1004 | //\r | |
1005 | Ptr += sizeof (UINT16);\r | |
1006 | \r | |
1007 | //\r | |
1008 | // Description = (CHAR16 *)Ptr;\r | |
1009 | //\r | |
1010 | Ptr += StrSize ((CHAR16 *) Ptr);\r | |
1011 | \r | |
1012 | //\r | |
1013 | // Now Ptr point to Device Path\r | |
1014 | //\r | |
1015 | DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) Ptr;\r | |
1016 | if ((BBS_DEVICE_PATH == DevicePath->Type) && (BBS_BBS_DP == DevicePath->SubType)) {\r | |
1017 | NewLoadContext->IsLegacy = TRUE;\r | |
1018 | } else {\r | |
1019 | NewLoadContext->IsLegacy = FALSE;\r | |
1020 | }\r | |
1021 | //\r | |
1022 | // LoadOption is a pointer type of UINT8\r | |
1023 | // for easy use with following LOAD_OPTION\r | |
1024 | // embedded in this struct\r | |
1025 | //\r | |
1026 | NewLoadContext->LoadOption = LoadOption;\r | |
1027 | NewLoadContext->LoadOptionSize = BootOptionSize;\r | |
1028 | \r | |
1029 | NewLoadContext->Attributes = *(UINT32 *) LoadOptionPtr;\r | |
1030 | NewLoadContext->IsActive = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_ACTIVE);\r | |
1031 | \r | |
1032 | NewLoadContext->ForceReconnect = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_FORCE_RECONNECT);\r | |
1033 | \r | |
1034 | LoadOptionPtr += sizeof (UINT32);\r | |
1035 | \r | |
1036 | NewLoadContext->FilePathListLength = *(UINT16 *) LoadOptionPtr;\r | |
1037 | LoadOptionPtr += sizeof (UINT16);\r | |
1038 | \r | |
1039 | StringSize = StrSize ((UINT16 *) LoadOptionPtr);\r | |
1040 | NewLoadContext->Description = EfiAllocateZeroPool (StringSize);\r | |
1041 | ASSERT (NewLoadContext->Description != NULL);\r | |
1042 | CopyMem (\r | |
1043 | NewLoadContext->Description,\r | |
1044 | (UINT16 *) LoadOptionPtr,\r | |
1045 | StringSize\r | |
1046 | );\r | |
1047 | NewMenuEntry->DisplayString = NewLoadContext->Description;\r | |
1048 | \r | |
1049 | LoadOptionPtr += StringSize;\r | |
1050 | \r | |
1051 | NewLoadContext->FilePathList = EfiAllocateZeroPool (NewLoadContext->FilePathListLength);\r | |
1052 | ASSERT (NewLoadContext->FilePathList != NULL);\r | |
1053 | CopyMem (\r | |
1054 | NewLoadContext->FilePathList,\r | |
1055 | (EFI_DEVICE_PATH_PROTOCOL *) LoadOptionPtr,\r | |
1056 | NewLoadContext->FilePathListLength\r | |
1057 | );\r | |
1058 | \r | |
1059 | NewMenuEntry->HelpString = DevicePathToStr (NewLoadContext->FilePathList);\r | |
1060 | NewMenuEntry->DisplayStringToken = GetStringTokenFromDepository (\r | |
1061 | CallbackData,\r | |
1062 | BootOptionStrDepository\r | |
1063 | );\r | |
1064 | NewMenuEntry->HelpStringToken = GetStringTokenFromDepository (\r | |
1065 | CallbackData,\r | |
1066 | BootOptionHelpStrDepository\r | |
1067 | );\r | |
1068 | LoadOptionPtr += NewLoadContext->FilePathListLength;\r | |
1069 | \r | |
1070 | if (LoadOptionPtr < LoadOptionEnd) {\r | |
1071 | OptionalDataSize = BootOptionSize -\r | |
1072 | sizeof (UINT32) -\r | |
1073 | sizeof (UINT16) -\r | |
1074 | StringSize -\r | |
1075 | NewLoadContext->FilePathListLength;\r | |
1076 | \r | |
1077 | NewLoadContext->OptionalData = EfiAllocateZeroPool (OptionalDataSize);\r | |
1078 | ASSERT (NewLoadContext->OptionalData != NULL);\r | |
1079 | CopyMem (\r | |
1080 | NewLoadContext->OptionalData,\r | |
1081 | LoadOptionPtr,\r | |
1082 | OptionalDataSize\r | |
1083 | );\r | |
1084 | \r | |
1085 | NewLoadContext->OptionalDataSize = OptionalDataSize;\r | |
1086 | }\r | |
1087 | \r | |
1088 | InsertTailList (&BootOptionMenu.Head, &NewMenuEntry->Link);\r | |
1089 | MenuCount++;\r | |
1090 | }\r | |
1091 | \r | |
1092 | SafeFreePool (BootNext);\r | |
1093 | SafeFreePool (BootOrderList);\r | |
1094 | BootOptionMenu.MenuNumber = MenuCount;\r | |
1095 | return MenuCount;\r | |
1096 | }\r | |
1097 | \r | |
cd4c1ac3 | 1098 | CHAR16 *\r |
1099 | BdsStrCpy (\r | |
1100 | OUT CHAR16 *Destination,\r | |
1101 | IN CONST CHAR16 *Source\r | |
1102 | )\r | |
1103 | {\r | |
1104 | CHAR16 *ReturnValue;\r | |
1105 | \r | |
1106 | //\r | |
1107 | // Destination cannot be NULL\r | |
1108 | //\r | |
1109 | ASSERT (Destination != NULL);\r | |
1110 | \r | |
1111 | ReturnValue = Destination;\r | |
1112 | while (*Source) {\r | |
1113 | *(Destination++) = *(Source++);\r | |
1114 | }\r | |
1115 | *Destination = 0;\r | |
1116 | return ReturnValue;\r | |
1117 | }\r | |
1118 | \r | |
93e3992d | 1119 | CHAR16 *\r |
1120 | BOpt_AppendFileName (\r | |
1121 | IN CHAR16 *Str1,\r | |
1122 | IN CHAR16 *Str2\r | |
1123 | )\r | |
1124 | /*++\r | |
1125 | \r | |
1126 | Routine Description\r | |
1127 | Append file name to existing file name.\r | |
1128 | \r | |
1129 | Arguments:\r | |
1130 | Str1 - existing file name\r | |
1131 | Str2 - file name to be appended\r | |
1132 | \r | |
1133 | Returns:\r | |
1134 | Allocate a new string to hold the appended result.\r | |
1135 | Caller is responsible to free the returned string.\r | |
1136 | \r | |
1137 | --*/\r | |
1138 | {\r | |
1139 | UINTN Size1;\r | |
1140 | UINTN Size2;\r | |
1141 | CHAR16 *Str;\r | |
1142 | CHAR16 *Ptr;\r | |
1143 | CHAR16 *LastSlash;\r | |
1144 | \r | |
1145 | Size1 = StrSize (Str1);\r | |
1146 | Size2 = StrSize (Str2);\r | |
1147 | Str = EfiAllocateZeroPool (Size1 + Size2 + sizeof (CHAR16));\r | |
1148 | ASSERT (Str != NULL);\r | |
1149 | \r | |
1150 | StrCat (Str, Str1);\r | |
1151 | if (!((*Str == '\\') && (*(Str + 1) == 0))) {\r | |
1152 | StrCat (Str, L"\\");\r | |
1153 | }\r | |
1154 | \r | |
1155 | StrCat (Str, Str2);\r | |
1156 | \r | |
1157 | Ptr = Str;\r | |
1158 | LastSlash = Str;\r | |
1159 | while (*Ptr != 0) {\r | |
243324fc | 1160 | if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '.' && *(Ptr + 3) == L'\\') {\r |
93e3992d | 1161 | //\r |
e02b6b95 | 1162 | // Convert "\Name\..\" to "\"\r |
93e3992d | 1163 | // DO NOT convert the .. if it is at the end of the string. This will\r |
1164 | // break the .. behavior in changing directories.\r | |
1165 | //\r | |
cd4c1ac3 | 1166 | BdsStrCpy (LastSlash, Ptr + 3);\r |
93e3992d | 1167 | Ptr = LastSlash;\r |
1168 | } else if (*Ptr == '\\' && *(Ptr + 1) == '.' && *(Ptr + 2) == '\\') {\r | |
1169 | //\r | |
e02b6b95 | 1170 | // Convert a "\.\" to a "\"\r |
93e3992d | 1171 | //\r |
cd4c1ac3 | 1172 | BdsStrCpy (Ptr, Ptr + 2);\r |
93e3992d | 1173 | Ptr = LastSlash;\r |
1174 | } else if (*Ptr == '\\') {\r | |
1175 | LastSlash = Ptr;\r | |
1176 | }\r | |
1177 | \r | |
1178 | Ptr++;\r | |
1179 | }\r | |
1180 | \r | |
1181 | return Str;\r | |
1182 | }\r | |
1183 | \r | |
1184 | BOOLEAN\r | |
1185 | BOpt_IsEfiImageName (\r | |
1186 | IN UINT16 *FileName\r | |
1187 | )\r | |
1188 | /*++\r | |
1189 | \r | |
1190 | Routine Description\r | |
1191 | Check whether current FileName point to a valid\r | |
1192 | Efi Image File.\r | |
1193 | \r | |
1194 | Arguments:\r | |
1195 | FileName - File need to be checked.\r | |
1196 | \r | |
1197 | Returns:\r | |
1198 | TRUE - Is Efi Image\r | |
1199 | FALSE - Not a valid Efi Image\r | |
1200 | \r | |
1201 | --*/\r | |
1202 | {\r | |
1203 | //\r | |
1204 | // Search for ".efi" extension\r | |
1205 | //\r | |
1206 | while (*FileName) {\r | |
1207 | if (FileName[0] == '.') {\r | |
1208 | if (FileName[1] == 'e' || FileName[1] == 'E') {\r | |
1209 | if (FileName[2] == 'f' || FileName[2] == 'F') {\r | |
1210 | if (FileName[3] == 'i' || FileName[3] == 'I') {\r | |
1211 | return TRUE;\r | |
1212 | } else if (FileName[3] == 0x0000) {\r | |
1213 | return FALSE;\r | |
1214 | }\r | |
1215 | } else if (FileName[2] == 0x0000) {\r | |
1216 | return FALSE;\r | |
1217 | }\r | |
1218 | } else if (FileName[1] == 0x0000) {\r | |
1219 | return FALSE;\r | |
1220 | }\r | |
1221 | }\r | |
1222 | \r | |
1223 | FileName += 1;\r | |
1224 | }\r | |
1225 | \r | |
1226 | return FALSE;\r | |
1227 | }\r | |
1228 | \r | |
1229 | BOOLEAN\r | |
1230 | BOpt_IsEfiApp (\r | |
1231 | IN EFI_FILE_HANDLE Dir,\r | |
1232 | IN UINT16 *FileName\r | |
1233 | )\r | |
1234 | /*++\r | |
1235 | \r | |
1236 | Routine Description:\r | |
1237 | Check whether current FileName point to a valid Efi Application\r | |
1238 | \r | |
1239 | Arguments:\r | |
1240 | Dir - Pointer to current Directory\r | |
1241 | FileName - Pointer to current File name.\r | |
1242 | \r | |
1243 | Returns:\r | |
1244 | TRUE - Is a valid Efi Application\r | |
1245 | FALSE - not a valid Efi Application\r | |
1246 | \r | |
1247 | --*/\r | |
1248 | {\r | |
1249 | UINTN BufferSize;\r | |
1250 | EFI_IMAGE_DOS_HEADER DosHdr;\r | |
93e3992d | 1251 | UINT16 Subsystem;\r |
1252 | EFI_FILE_HANDLE File;\r | |
1253 | EFI_STATUS Status;\r | |
1fbc8fcb | 1254 | EFI_IMAGE_OPTIONAL_HEADER_UNION PeHdr;\r |
93e3992d | 1255 | \r |
1256 | Status = Dir->Open (Dir, &File, FileName, EFI_FILE_MODE_READ, 0);\r | |
1257 | \r | |
1258 | if (EFI_ERROR (Status)) {\r | |
1259 | return FALSE;\r | |
1260 | }\r | |
1261 | \r | |
1262 | BufferSize = sizeof (EFI_IMAGE_DOS_HEADER);\r | |
1263 | File->Read (File, &BufferSize, &DosHdr);\r | |
1264 | if (DosHdr.e_magic != EFI_IMAGE_DOS_SIGNATURE) {\r | |
1265 | File->Close (File);\r | |
1266 | return FALSE;\r | |
1267 | }\r | |
1268 | \r | |
1269 | File->SetPosition (File, DosHdr.e_lfanew);\r | |
1fbc8fcb | 1270 | BufferSize = sizeof (EFI_IMAGE_OPTIONAL_HEADER_UNION);\r |
93e3992d | 1271 | File->Read (File, &BufferSize, &PeHdr);\r |
1fbc8fcb | 1272 | if (PeHdr.Pe32.Signature != EFI_IMAGE_NT_SIGNATURE) {\r |
93e3992d | 1273 | File->Close (File);\r |
1274 | return FALSE;\r | |
1275 | }\r | |
1276 | //\r | |
1277 | // Determine PE type and read subsytem\r | |
93e3992d | 1278 | //\r |
1fbc8fcb LG |
1279 | if (PeHdr.Pe32.OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {\r |
1280 | Subsystem = PeHdr.Pe32.OptionalHeader.Subsystem;\r | |
1281 | } else if (PeHdr.Pe32.OptionalHeader.Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) {\r | |
1282 | Subsystem = PeHdr.Pe32Plus.OptionalHeader.Subsystem;\r | |
93e3992d | 1283 | } else {\r |
1284 | return FALSE;\r | |
1285 | }\r | |
1286 | \r | |
1287 | if (Subsystem == EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION) {\r | |
1288 | File->Close (File);\r | |
1289 | return TRUE;\r | |
1290 | } else {\r | |
1291 | File->Close (File);\r | |
1292 | return FALSE;\r | |
1293 | }\r | |
1294 | }\r | |
1295 | \r | |
1296 | EFI_STATUS\r | |
1297 | BOpt_FindDrivers (\r | |
1298 | VOID\r | |
1299 | )\r | |
1300 | /*++\r | |
1301 | \r | |
1302 | Routine Description\r | |
1303 | Find drivers that will be added as Driver#### variables from handles\r | |
1304 | in current system environment\r | |
1305 | All valid handles in the system except those consume SimpleFs, LoadFile\r | |
1306 | are stored in DriverMenu for future use.\r | |
1307 | \r | |
1308 | Arguments:\r | |
1309 | None\r | |
1310 | \r | |
1311 | Returns:\r | |
1312 | EFI_SUCCESS\r | |
1313 | Others\r | |
1314 | \r | |
1315 | --*/\r | |
1316 | {\r | |
1317 | UINTN NoDevicePathHandles;\r | |
1318 | EFI_HANDLE *DevicePathHandle;\r | |
1319 | UINTN Index;\r | |
1320 | EFI_STATUS Status;\r | |
1321 | BM_MENU_ENTRY *NewMenuEntry;\r | |
1322 | BM_HANDLE_CONTEXT *NewHandleContext;\r | |
1323 | EFI_HANDLE CurHandle;\r | |
1324 | UINTN OptionNumber;\r | |
1325 | EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *SimpleFs;\r | |
1326 | EFI_LOAD_FILE_PROTOCOL *LoadFile;\r | |
1327 | \r | |
1328 | SimpleFs = NULL;\r | |
1329 | LoadFile = NULL;\r | |
1330 | \r | |
1331 | InitializeListHead (&DriverMenu.Head);\r | |
1332 | \r | |
1333 | //\r | |
1334 | // At first, get all handles that support Device Path\r | |
1335 | // protocol which is the basic requirement for\r | |
1336 | // Driver####\r | |
1337 | //\r | |
1338 | Status = gBS->LocateHandleBuffer (\r | |
1339 | ByProtocol,\r | |
1340 | &gEfiDevicePathProtocolGuid,\r | |
1341 | NULL,\r | |
1342 | &NoDevicePathHandles,\r | |
1343 | &DevicePathHandle\r | |
1344 | );\r | |
1345 | if (EFI_ERROR (Status)) {\r | |
1346 | return Status;\r | |
1347 | }\r | |
1348 | \r | |
1349 | OptionNumber = 0;\r | |
1350 | for (Index = 0; Index < NoDevicePathHandles; Index++) {\r | |
1351 | CurHandle = DevicePathHandle[Index];\r | |
1352 | \r | |
1353 | //\r | |
1354 | // Check whether this handle support\r | |
1355 | // driver binding\r | |
1356 | //\r | |
1357 | Status = gBS->HandleProtocol (\r | |
1358 | CurHandle,\r | |
1359 | &gEfiSimpleFileSystemProtocolGuid,\r | |
1360 | (VOID **) &SimpleFs\r | |
1361 | );\r | |
1362 | if (Status == EFI_SUCCESS) {\r | |
1363 | continue;\r | |
1364 | }\r | |
1365 | \r | |
1366 | Status = gBS->HandleProtocol (\r | |
1367 | CurHandle,\r | |
1368 | &gEfiLoadFileProtocolGuid,\r | |
1369 | (VOID **) &LoadFile\r | |
1370 | );\r | |
1371 | if (Status == EFI_SUCCESS) {\r | |
1372 | continue;\r | |
1373 | }\r | |
1374 | \r | |
1375 | NewMenuEntry = BOpt_CreateMenuEntry (BM_HANDLE_CONTEXT_SELECT);\r | |
1376 | if (NULL == NewMenuEntry) {\r | |
1377 | SafeFreePool (DevicePathHandle);\r | |
1378 | return EFI_OUT_OF_RESOURCES;\r | |
1379 | }\r | |
1380 | \r | |
1381 | NewHandleContext = (BM_HANDLE_CONTEXT *) NewMenuEntry->VariableContext;\r | |
1382 | NewHandleContext->Handle = CurHandle;\r | |
1383 | NewHandleContext->DevicePath = DevicePathFromHandle (CurHandle);\r | |
1384 | NewMenuEntry->DisplayString = DevicePathToStr (NewHandleContext->DevicePath);\r | |
1385 | NewMenuEntry->HelpString = NULL;\r | |
1386 | NewMenuEntry->OptionNumber = OptionNumber;\r | |
1387 | OptionNumber++;\r | |
1388 | InsertTailList (&DriverMenu.Head, &NewMenuEntry->Link);\r | |
1389 | \r | |
1390 | }\r | |
1391 | SafeFreePool (DevicePathHandle);\r | |
1392 | \r | |
1393 | DriverMenu.MenuNumber = OptionNumber;\r | |
1394 | return EFI_SUCCESS;\r | |
1395 | }\r | |
1396 | \r | |
1397 | UINT16\r | |
1398 | BOpt_GetBootOptionNumber (\r | |
1399 | VOID\r | |
1400 | )\r | |
1401 | /*++\r | |
1402 | \r | |
1403 | Routine Description:\r | |
1404 | Get the Option Number that does not used\r | |
1405 | \r | |
1406 | Arguments:\r | |
1407 | \r | |
1408 | Returns:\r | |
1409 | The Option Number\r | |
1410 | \r | |
1411 | --*/\r | |
1412 | {\r | |
1413 | BM_MENU_ENTRY *NewMenuEntry;\r | |
1414 | UINT16 *BootOrderList;\r | |
1415 | UINTN BootOrderListSize;\r | |
1416 | UINT16 Number;\r | |
1417 | UINTN Index;\r | |
1418 | UINTN Index2;\r | |
1419 | BOOLEAN Found;\r | |
1420 | CHAR16 StrTemp[100];\r | |
1421 | UINT16 *OptionBuffer;\r | |
1422 | UINTN OptionSize;\r | |
1423 | \r | |
1424 | BootOrderListSize = 0;\r | |
1425 | BootOrderList = NULL;\r | |
1426 | \r | |
1427 | BootOrderList = BdsLibGetVariableAndSize (\r | |
1428 | L"BootOrder",\r | |
1429 | &gEfiGlobalVariableGuid,\r | |
1430 | &BootOrderListSize\r | |
1431 | );\r | |
1432 | if (BootOrderList) {\r | |
1433 | //\r | |
1434 | // already have Boot####\r | |
1435 | //\r | |
1436 | // AlreadyBootNumbers = BootOrderListSize / sizeof(UINT16);\r | |
1437 | //\r | |
1438 | for (Index = 0; Index < BootOrderListSize / sizeof (UINT16); Index++) {\r | |
1439 | Found = TRUE;\r | |
1440 | for (Index2 = 0; Index2 < BootOptionMenu.MenuNumber; Index2++) {\r | |
1441 | NewMenuEntry = BOpt_GetMenuEntry (&BootOptionMenu, Index2);\r | |
1442 | if (Index == NewMenuEntry->OptionNumber) {\r | |
1443 | Found = FALSE;\r | |
1444 | break;\r | |
1445 | }\r | |
1446 | }\r | |
1447 | \r | |
1448 | if (Found) {\r | |
1449 | UnicodeSPrint (StrTemp, 100, L"Boot%04x", Index);\r | |
1450 | DEBUG((DEBUG_ERROR,"INdex= %s\n", StrTemp));\r | |
1451 | OptionBuffer = BdsLibGetVariableAndSize (\r | |
1452 | StrTemp,\r | |
1453 | &gEfiGlobalVariableGuid,\r | |
1454 | &OptionSize\r | |
1455 | );\r | |
1456 | if (NULL == OptionBuffer)\r | |
1457 | break;\r | |
1458 | }\r | |
1459 | }\r | |
1460 | //\r | |
1461 | // end for Index\r | |
1462 | //\r | |
1463 | Number = (UINT16) Index;\r | |
1464 | } else {\r | |
1465 | //\r | |
1466 | // No Boot####\r | |
1467 | //\r | |
1468 | Number = 0;\r | |
1469 | }\r | |
1470 | \r | |
1471 | return Number;\r | |
1472 | }\r | |
1473 | \r | |
1474 | UINT16\r | |
1475 | BOpt_GetDriverOptionNumber (\r | |
1476 | VOID\r | |
1477 | )\r | |
1478 | /*++\r | |
1479 | \r | |
1480 | Routine Description:\r | |
1481 | Get the Option Number that does not used\r | |
1482 | \r | |
1483 | Arguments:\r | |
1484 | \r | |
1485 | Returns:\r | |
1486 | The Option Number\r | |
1487 | \r | |
1488 | --*/\r | |
1489 | {\r | |
1490 | BM_MENU_ENTRY *NewMenuEntry;\r | |
1491 | UINT16 *DriverOrderList;\r | |
1492 | UINTN DriverOrderListSize;\r | |
1493 | UINT16 Number;\r | |
1494 | UINTN Index;\r | |
1495 | UINTN Index2;\r | |
1496 | BOOLEAN Found;\r | |
1497 | \r | |
1498 | DriverOrderListSize = 0;\r | |
1499 | DriverOrderList = NULL;\r | |
1500 | \r | |
1501 | DriverOrderList = BdsLibGetVariableAndSize (\r | |
1502 | L"DriverOrder",\r | |
1503 | &gEfiGlobalVariableGuid,\r | |
1504 | &DriverOrderListSize\r | |
1505 | );\r | |
1506 | if (DriverOrderList) {\r | |
1507 | //\r | |
1508 | // already have Driver####\r | |
1509 | //\r | |
1510 | // AlreadyDriverNumbers = DriverOrderListSize / sizeof(UINT16);\r | |
1511 | //\r | |
1512 | for (Index = 0; Index < DriverOrderListSize / sizeof (UINT16); Index++) {\r | |
1513 | Found = TRUE;\r | |
1514 | for (Index2 = 0; Index2 < DriverOptionMenu.MenuNumber; Index2++) {\r | |
1515 | NewMenuEntry = BOpt_GetMenuEntry (&DriverOptionMenu, Index2);\r | |
1516 | if (Index == NewMenuEntry->OptionNumber) {\r | |
1517 | Found = FALSE;\r | |
1518 | break;\r | |
1519 | }\r | |
1520 | }\r | |
1521 | \r | |
1522 | if (Found) {\r | |
1523 | break;\r | |
1524 | }\r | |
1525 | }\r | |
1526 | //\r | |
1527 | // end for Index\r | |
1528 | //\r | |
1529 | Number = (UINT16) Index;\r | |
1530 | } else {\r | |
1531 | //\r | |
1532 | // No Driver####\r | |
1533 | //\r | |
1534 | Number = 0;\r | |
1535 | }\r | |
1536 | \r | |
1537 | return Number;\r | |
1538 | }\r | |
1539 | \r | |
1540 | EFI_STATUS\r | |
1541 | BOpt_GetDriverOptions (\r | |
1542 | IN BMM_CALLBACK_DATA *CallbackData\r | |
1543 | )\r | |
1544 | /*++\r | |
1545 | \r | |
1546 | Routine Description:\r | |
1547 | Build up all DriverOptionMenu\r | |
1548 | \r | |
1549 | Arguments:\r | |
1550 | \r | |
1551 | Returns:\r | |
1552 | The Option Number\r | |
1553 | \r | |
1554 | --*/\r | |
1555 | {\r | |
1556 | UINTN Index;\r | |
1557 | UINT16 DriverString[12];\r | |
1558 | UINT8 *LoadOptionFromVar;\r | |
1559 | UINT8 *LoadOption;\r | |
1560 | UINTN DriverOptionSize;\r | |
1561 | \r | |
1562 | UINT16 *DriverOrderList;\r | |
1563 | UINTN DriverOrderListSize;\r | |
1564 | BM_MENU_ENTRY *NewMenuEntry;\r | |
1565 | BM_LOAD_CONTEXT *NewLoadContext;\r | |
1566 | UINT8 *LoadOptionPtr;\r | |
1567 | UINTN StringSize;\r | |
1568 | UINTN OptionalDataSize;\r | |
1569 | UINT8 *LoadOptionEnd;\r | |
1570 | \r | |
1571 | DriverOrderListSize = 0;\r | |
1572 | DriverOrderList = NULL;\r | |
1573 | DriverOptionSize = 0;\r | |
1574 | LoadOptionFromVar = NULL;\r | |
1575 | BOpt_FreeMenu (&DriverOptionMenu);\r | |
1576 | InitializeListHead (&DriverOptionMenu.Head);\r | |
1577 | //\r | |
1578 | // Get the DriverOrder from the Var\r | |
1579 | //\r | |
1580 | DriverOrderList = BdsLibGetVariableAndSize (\r | |
1581 | L"DriverOrder",\r | |
1582 | &gEfiGlobalVariableGuid,\r | |
1583 | &DriverOrderListSize\r | |
1584 | );\r | |
1585 | \r | |
1586 | for (Index = 0; Index < DriverOrderListSize / sizeof (UINT16); Index++) {\r | |
1587 | UnicodeSPrint (\r | |
1588 | DriverString,\r | |
1589 | sizeof (DriverString),\r | |
1590 | L"Driver%04x",\r | |
1591 | DriverOrderList[Index]\r | |
1592 | );\r | |
1593 | //\r | |
1594 | // Get all loadoptions from the VAR\r | |
1595 | //\r | |
1596 | LoadOptionFromVar = BdsLibGetVariableAndSize (\r | |
1597 | DriverString,\r | |
1598 | &gEfiGlobalVariableGuid,\r | |
1599 | &DriverOptionSize\r | |
1600 | );\r | |
1601 | if (!LoadOptionFromVar) {\r | |
1602 | continue;\r | |
1603 | }\r | |
1604 | \r | |
1605 | LoadOption = EfiAllocateZeroPool (DriverOptionSize);\r | |
1606 | if (!LoadOption) {\r | |
1607 | continue;\r | |
1608 | }\r | |
1609 | \r | |
1610 | CopyMem (LoadOption, LoadOptionFromVar, DriverOptionSize);\r | |
1611 | SafeFreePool (LoadOptionFromVar);\r | |
1612 | \r | |
1613 | NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);\r | |
1614 | if (NULL == NewMenuEntry) {\r | |
1615 | return EFI_OUT_OF_RESOURCES;\r | |
1616 | }\r | |
1617 | \r | |
1618 | NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;\r | |
1619 | LoadOptionPtr = LoadOption;\r | |
1620 | LoadOptionEnd = LoadOption + DriverOptionSize;\r | |
1621 | NewMenuEntry->OptionNumber = DriverOrderList[Index];\r | |
1622 | NewLoadContext->LoadOptionModified = FALSE;\r | |
1623 | NewLoadContext->Deleted = FALSE;\r | |
1624 | NewLoadContext->IsLegacy = FALSE;\r | |
1625 | \r | |
1626 | //\r | |
1627 | // LoadOption is a pointer type of UINT8\r | |
1628 | // for easy use with following LOAD_OPTION\r | |
1629 | // embedded in this struct\r | |
1630 | //\r | |
1631 | NewLoadContext->LoadOption = LoadOption;\r | |
1632 | NewLoadContext->LoadOptionSize = DriverOptionSize;\r | |
1633 | \r | |
1634 | NewLoadContext->Attributes = *(UINT32 *) LoadOptionPtr;\r | |
1635 | NewLoadContext->IsActive = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_ACTIVE);\r | |
1636 | \r | |
1637 | NewLoadContext->ForceReconnect = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_FORCE_RECONNECT);\r | |
1638 | \r | |
1639 | LoadOptionPtr += sizeof (UINT32);\r | |
1640 | \r | |
1641 | NewLoadContext->FilePathListLength = *(UINT16 *) LoadOptionPtr;\r | |
1642 | LoadOptionPtr += sizeof (UINT16);\r | |
1643 | \r | |
1644 | StringSize = StrSize ((UINT16 *) LoadOptionPtr);\r | |
1645 | NewLoadContext->Description = EfiAllocateZeroPool (StringSize);\r | |
1646 | ASSERT (NewLoadContext->Description != NULL);\r | |
1647 | CopyMem (\r | |
1648 | NewLoadContext->Description,\r | |
1649 | (UINT16 *) LoadOptionPtr,\r | |
1650 | StringSize\r | |
1651 | );\r | |
1652 | NewMenuEntry->DisplayString = NewLoadContext->Description;\r | |
1653 | \r | |
1654 | LoadOptionPtr += StringSize;\r | |
1655 | \r | |
1656 | NewLoadContext->FilePathList = EfiAllocateZeroPool (NewLoadContext->FilePathListLength);\r | |
1657 | ASSERT (NewLoadContext->FilePathList != NULL);\r | |
1658 | CopyMem (\r | |
1659 | NewLoadContext->FilePathList,\r | |
1660 | (EFI_DEVICE_PATH_PROTOCOL *) LoadOptionPtr,\r | |
1661 | NewLoadContext->FilePathListLength\r | |
1662 | );\r | |
1663 | \r | |
1664 | NewMenuEntry->HelpString = DevicePathToStr (NewLoadContext->FilePathList);\r | |
1665 | NewMenuEntry->DisplayStringToken = GetStringTokenFromDepository (\r | |
1666 | CallbackData,\r | |
1667 | DriverOptionStrDepository\r | |
1668 | );\r | |
1669 | NewMenuEntry->HelpStringToken = GetStringTokenFromDepository (\r | |
1670 | CallbackData,\r | |
1671 | DriverOptionHelpStrDepository\r | |
1672 | );\r | |
1673 | LoadOptionPtr += NewLoadContext->FilePathListLength;\r | |
1674 | \r | |
1675 | if (LoadOptionPtr < LoadOptionEnd) {\r | |
1676 | OptionalDataSize = DriverOptionSize -\r | |
1677 | sizeof (UINT32) -\r | |
1678 | sizeof (UINT16) -\r | |
1679 | StringSize -\r | |
1680 | NewLoadContext->FilePathListLength;\r | |
1681 | \r | |
1682 | NewLoadContext->OptionalData = EfiAllocateZeroPool (OptionalDataSize);\r | |
1683 | ASSERT (NewLoadContext->OptionalData != NULL);\r | |
1684 | CopyMem (\r | |
1685 | NewLoadContext->OptionalData,\r | |
1686 | LoadOptionPtr,\r | |
1687 | OptionalDataSize\r | |
1688 | );\r | |
1689 | \r | |
1690 | NewLoadContext->OptionalDataSize = OptionalDataSize;\r | |
1691 | }\r | |
1692 | \r | |
1693 | InsertTailList (&DriverOptionMenu.Head, &NewMenuEntry->Link);\r | |
1694 | \r | |
1695 | }\r | |
1696 | \r | |
1697 | SafeFreePool (DriverOrderList);\r | |
1698 | DriverOptionMenu.MenuNumber = Index;\r | |
1699 | return EFI_SUCCESS;\r | |
1700 | \r | |
1701 | }\r | |
1702 | \r |