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ea46ebbe | 1 | /** @file\r |
2 | *\r | |
3 | * Copyright (c) 2011, ARM Limited. All rights reserved.\r | |
4 | *\r | |
5 | * This program and the accompanying materials\r | |
6 | * are licensed and made available under the terms and conditions of the BSD License\r | |
7 | * which accompanies this distribution. The full text of the license may be found at\r | |
8 | * http://opensource.org/licenses/bsd-license.php\r | |
9 | *\r | |
10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | *\r | |
13 | **/\r | |
14 | \r | |
15 | #include "BdsInternal.h"\r | |
16 | \r | |
17 | extern EFI_HANDLE mImageHandle;\r | |
18 | extern BDS_LOAD_OPTION_SUPPORT *BdsLoadOptionSupportList;\r | |
19 | \r | |
20 | EFI_STATUS\r | |
21 | BootMenuAddBootOption (\r | |
22 | IN LIST_ENTRY *BootOptionsList\r | |
23 | )\r | |
24 | {\r | |
25 | EFI_STATUS Status;\r | |
26 | LIST_ENTRY SupportedDeviceList;\r | |
27 | UINTN SupportedDeviceCount;\r | |
28 | BDS_SUPPORTED_DEVICE* SupportedBootDevice;\r | |
29 | LIST_ENTRY* Entry;\r | |
30 | UINTN SupportedDeviceSelected;\r | |
31 | CHAR8 AsciiBootOption[BOOT_DEVICE_OPTION_MAX];\r | |
32 | CHAR8 AsciiBootDescription[BOOT_DEVICE_DESCRIPTION_MAX];\r | |
33 | CHAR16 *BootDescription;\r | |
34 | UINT32 Attributes;\r | |
35 | BDS_LOADER_TYPE BootType;\r | |
36 | UINTN Index;\r | |
37 | BDS_LOAD_OPTION *BdsLoadOption;\r | |
38 | EFI_DEVICE_PATH* DevicePath;\r | |
39 | EFI_DEVICE_PATH_PROTOCOL *DevicePathNode;\r | |
40 | \r | |
41 | Attributes = 0;\r | |
42 | \r | |
43 | //\r | |
44 | // List the Boot Devices supported\r | |
45 | //\r | |
46 | \r | |
47 | // Start all the drivers first\r | |
48 | BdsConnectAllDrivers ();\r | |
49 | \r | |
50 | // List the supported devices\r | |
51 | Status = BootDeviceListSupportedInit (&SupportedDeviceList);\r | |
52 | ASSERT_EFI_ERROR(Status);\r | |
53 | \r | |
54 | SupportedDeviceCount = 0;\r | |
55 | for (Entry = GetFirstNode (&SupportedDeviceList);\r | |
56 | !IsNull (&SupportedDeviceList,Entry);\r | |
57 | Entry = GetNextNode (&SupportedDeviceList,Entry)\r | |
58 | )\r | |
59 | {\r | |
60 | SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);\r | |
61 | Print(L"[%d] %s\n",SupportedDeviceCount+1,SupportedBootDevice->Description);\r | |
62 | \r | |
63 | DEBUG_CODE_BEGIN();\r | |
64 | CHAR16* DevicePathTxt;\r | |
65 | EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;\r | |
66 | \r | |
67 | Status = gBS->LocateProtocol(&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);\r | |
68 | ASSERT_EFI_ERROR(Status);\r | |
69 | DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText(SupportedBootDevice->DevicePathProtocol,TRUE,TRUE);\r | |
70 | \r | |
71 | Print(L"\t- %s\n",DevicePathTxt);\r | |
72 | \r | |
73 | FreePool(DevicePathTxt);\r | |
74 | DEBUG_CODE_END();\r | |
75 | \r | |
76 | SupportedDeviceCount++;\r | |
77 | }\r | |
78 | \r | |
79 | if (SupportedDeviceCount == 0) {\r | |
80 | Print(L"There is no supported device.\n");\r | |
81 | Status = EFI_ABORTED;\r | |
82 | goto EXIT;\r | |
83 | }\r | |
84 | \r | |
85 | //\r | |
86 | // Select the Boot Device\r | |
87 | //\r | |
88 | SupportedDeviceSelected = 0;\r | |
89 | while (SupportedDeviceSelected == 0) {\r | |
90 | Print(L"Select the Boot Device: ");\r | |
91 | Status = GetHIInputInteger (&SupportedDeviceSelected);\r | |
92 | if (EFI_ERROR(Status)) {\r | |
93 | Status = EFI_ABORTED;\r | |
94 | goto EXIT;\r | |
95 | } else if ((SupportedDeviceSelected == 0) || (SupportedDeviceSelected > SupportedDeviceCount)) {\r | |
96 | Print(L"Invalid input (max %d)\n",SupportedDeviceSelected);\r | |
97 | SupportedDeviceSelected = 0;\r | |
98 | }\r | |
99 | }\r | |
100 | \r | |
101 | //\r | |
102 | // Get the Device Path for the selected boot device\r | |
103 | //\r | |
104 | Index = 1;\r | |
105 | for (Entry = GetFirstNode (&SupportedDeviceList);\r | |
106 | !IsNull (&SupportedDeviceList,Entry);\r | |
107 | Entry = GetNextNode (&SupportedDeviceList,Entry)\r | |
108 | )\r | |
109 | {\r | |
110 | if (Index == SupportedDeviceSelected) {\r | |
111 | SupportedBootDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);\r | |
112 | break;\r | |
113 | }\r | |
114 | Index++;\r | |
115 | }\r | |
116 | \r | |
117 | // Create the specific device path node\r | |
118 | Status = SupportedBootDevice->Support->CreateDevicePathNode (SupportedBootDevice, &DevicePathNode, &BootType, &Attributes);\r | |
119 | if (EFI_ERROR(Status)) {\r | |
120 | Status = EFI_ABORTED;\r | |
121 | goto EXIT;\r | |
122 | }\r | |
123 | // Append the Device Path node to the select device path\r | |
124 | DevicePath = AppendDevicePathNode (SupportedBootDevice->DevicePathProtocol, (CONST EFI_DEVICE_PATH_PROTOCOL *)DevicePathNode);\r | |
125 | \r | |
126 | Print(L"Arguments to pass to the binary: ");\r | |
127 | Status = GetHIInputAscii (AsciiBootOption,BOOT_DEVICE_OPTION_MAX);\r | |
128 | if (EFI_ERROR(Status)) {\r | |
129 | Status = EFI_ABORTED;\r | |
130 | goto FREE_DEVICE_PATH;\r | |
131 | }\r | |
132 | \r | |
133 | Print(L"Description for this new Entry: ");\r | |
134 | Status = GetHIInputAscii (AsciiBootDescription,BOOT_DEVICE_DESCRIPTION_MAX);\r | |
135 | if (EFI_ERROR(Status)) {\r | |
136 | Status = EFI_ABORTED;\r | |
137 | goto FREE_DEVICE_PATH;\r | |
138 | }\r | |
139 | \r | |
140 | // Convert Ascii into Unicode\r | |
141 | BootDescription = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootDescription) * sizeof(CHAR16));\r | |
142 | AsciiStrToUnicodeStr (AsciiBootDescription, BootDescription);\r | |
143 | \r | |
144 | // Create new entry\r | |
145 | Status = BootOptionCreate (Attributes, BootDescription, DevicePath, BootType, AsciiBootOption, &BdsLoadOption);\r | |
146 | if (!EFI_ERROR(Status)) {\r | |
147 | InsertTailList (BootOptionsList,&BdsLoadOption->Link);\r | |
148 | }\r | |
149 | \r | |
150 | FreePool (BootDescription);\r | |
151 | \r | |
152 | FREE_DEVICE_PATH:\r | |
153 | FreePool (DevicePath);\r | |
154 | \r | |
155 | EXIT:\r | |
156 | BootDeviceListSupportedFree (&SupportedDeviceList);\r | |
157 | return Status;\r | |
158 | }\r | |
159 | \r | |
160 | STATIC\r | |
161 | EFI_STATUS\r | |
162 | BootMenuSelectBootOption (\r | |
163 | IN LIST_ENTRY *BootOptionsList,\r | |
164 | IN CONST CHAR16* InputStatement,\r | |
165 | OUT BDS_LOAD_OPTION **BdsLoadOption\r | |
166 | )\r | |
167 | {\r | |
168 | EFI_STATUS Status;\r | |
169 | LIST_ENTRY* Entry;\r | |
170 | BDS_LOAD_OPTION *BootOption;\r | |
171 | UINTN BootOptionSelected;\r | |
172 | UINTN BootOptionCount;\r | |
173 | UINTN Index;\r | |
174 | \r | |
175 | // Display the list of supported boot devices\r | |
176 | BootOptionCount = 1;\r | |
177 | for (Entry = GetFirstNode (BootOptionsList);\r | |
178 | !IsNull (BootOptionsList,Entry);\r | |
179 | Entry = GetNextNode (BootOptionsList,Entry)\r | |
180 | )\r | |
181 | {\r | |
182 | BootOption = LOAD_OPTION_FROM_LINK(Entry);\r | |
183 | Print(L"[%d] %s\n",BootOptionCount,BootOption->Description);\r | |
184 | \r | |
185 | DEBUG_CODE_BEGIN();\r | |
186 | CHAR16* DevicePathTxt;\r | |
187 | EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;\r | |
188 | \r | |
189 | Status = gBS->LocateProtocol(&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);\r | |
190 | ASSERT_EFI_ERROR(Status);\r | |
191 | DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText(BootOption->FilePathList,TRUE,TRUE);\r | |
192 | \r | |
193 | Print(L"\t- %s\n",DevicePathTxt);\r | |
194 | if ((BootOption->OptionalData != NULL) && (BootOption->OptionalData->Arguments != NULL)) {\r | |
195 | Print(L"\t- Arguments: %a\n",BootOption->OptionalData->Arguments);\r | |
196 | }\r | |
197 | \r | |
198 | FreePool(DevicePathTxt);\r | |
199 | DEBUG_CODE_END();\r | |
200 | \r | |
201 | BootOptionCount++;\r | |
202 | }\r | |
203 | \r | |
204 | // Get the index of the boot device to delete\r | |
205 | BootOptionSelected = 0;\r | |
206 | while (BootOptionSelected == 0) {\r | |
207 | Print(InputStatement);\r | |
208 | Status = GetHIInputInteger (&BootOptionSelected);\r | |
209 | if (EFI_ERROR(Status)) {\r | |
210 | return Status;\r | |
211 | } else if ((BootOptionSelected == 0) || (BootOptionSelected >= BootOptionCount)) {\r | |
212 | Print(L"Invalid input (max %d)\n",BootOptionCount);\r | |
213 | BootOptionSelected = 0;\r | |
214 | }\r | |
215 | }\r | |
216 | \r | |
217 | // Get the structure of the Boot device to delete\r | |
218 | Index = 1;\r | |
219 | for (Entry = GetFirstNode (BootOptionsList);\r | |
220 | !IsNull (BootOptionsList,Entry);\r | |
221 | Entry = GetNextNode (BootOptionsList,Entry)\r | |
222 | )\r | |
223 | {\r | |
224 | if (Index == BootOptionSelected) {\r | |
225 | *BdsLoadOption = LOAD_OPTION_FROM_LINK(Entry);\r | |
226 | break;\r | |
227 | }\r | |
228 | Index++;\r | |
229 | }\r | |
230 | \r | |
231 | return EFI_SUCCESS;\r | |
232 | }\r | |
233 | \r | |
234 | EFI_STATUS\r | |
235 | BootMenuRemoveBootOption (\r | |
236 | IN LIST_ENTRY *BootOptionsList\r | |
237 | )\r | |
238 | {\r | |
239 | EFI_STATUS Status;\r | |
240 | BDS_LOAD_OPTION *BootOption;\r | |
241 | \r | |
242 | Status = BootMenuSelectBootOption (BootOptionsList,L"Delete entry: ",&BootOption);\r | |
243 | if (EFI_ERROR(Status)) {\r | |
244 | return Status;\r | |
245 | }\r | |
246 | \r | |
247 | // Delete the BDS Load option structures\r | |
248 | BootOptionDelete (BootOption);\r | |
249 | \r | |
250 | return EFI_SUCCESS;\r | |
251 | }\r | |
252 | \r | |
253 | EFI_STATUS\r | |
254 | BootMenuUpdateBootOption (\r | |
255 | IN LIST_ENTRY *BootOptionsList\r | |
256 | )\r | |
257 | {\r | |
258 | EFI_STATUS Status;\r | |
259 | BDS_LOAD_OPTION *BootOption;\r | |
260 | BDS_LOAD_OPTION_SUPPORT* DeviceSupport;\r | |
261 | CHAR8 AsciiBootOption[BOOT_DEVICE_OPTION_MAX];\r | |
262 | CHAR8 AsciiBootDescription[BOOT_DEVICE_DESCRIPTION_MAX];\r | |
263 | CHAR16 *BootDescription;\r | |
264 | EFI_DEVICE_PATH* DevicePath;\r | |
265 | UINT32 Attributes;\r | |
266 | BDS_LOADER_TYPE BootType;\r | |
267 | \r | |
268 | Status = BootMenuSelectBootOption (BootOptionsList,L"Update entry: ",&BootOption);\r | |
269 | if (EFI_ERROR(Status)) {\r | |
270 | return Status;\r | |
271 | }\r | |
272 | \r | |
273 | // Get the device support for this Boot Option\r | |
274 | Status = BootDeviceGetDeviceSupport (BootOption,&DeviceSupport);\r | |
275 | if (EFI_ERROR(Status)) {\r | |
276 | Print(L"Impossible to retrieve the supported device for the update\n");\r | |
277 | return EFI_UNSUPPORTED;\r | |
278 | }\r | |
279 | \r | |
280 | Status = DeviceSupport->UpdateDevicePathNode (BootOption,&DevicePath,&BootType,&Attributes);\r | |
281 | if (EFI_ERROR(Status)) {\r | |
282 | Status = EFI_ABORTED;\r | |
283 | goto EXIT;\r | |
284 | }\r | |
285 | \r | |
286 | Print(L"Arguments to pass to the binary: ");\r | |
287 | if (BootOption->OptionalData) {\r | |
288 | AsciiStrnCpy(AsciiBootOption,BootOption->OptionalData->Arguments,BOOT_DEVICE_FILEPATH_MAX);\r | |
289 | } else {\r | |
290 | AsciiBootOption[0] = '\0';\r | |
291 | }\r | |
292 | Status = EditHIInputAscii (AsciiBootOption,BOOT_DEVICE_OPTION_MAX);\r | |
293 | if (EFI_ERROR(Status)) {\r | |
294 | Status = EFI_ABORTED;\r | |
295 | goto FREE_DEVICE_PATH;\r | |
296 | }\r | |
297 | \r | |
298 | Print(L"Description for this new Entry: ");\r | |
299 | UnicodeStrToAsciiStr (BootOption->Description,AsciiBootDescription);\r | |
300 | Status = EditHIInputAscii (AsciiBootDescription,BOOT_DEVICE_DESCRIPTION_MAX);\r | |
301 | if (EFI_ERROR(Status)) {\r | |
302 | Status = EFI_ABORTED;\r | |
303 | goto FREE_DEVICE_PATH;\r | |
304 | }\r | |
305 | \r | |
306 | // Convert Ascii into Unicode\r | |
307 | BootDescription = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootDescription) * sizeof(CHAR16));\r | |
308 | AsciiStrToUnicodeStr (AsciiBootDescription, BootDescription);\r | |
309 | \r | |
310 | // Update the entry\r | |
311 | Status = BootOptionUpdate (BootOption, Attributes, BootDescription, DevicePath, BootType, AsciiBootOption);\r | |
312 | \r | |
313 | FreePool (BootDescription);\r | |
314 | \r | |
315 | FREE_DEVICE_PATH:\r | |
316 | FreePool (DevicePath);\r | |
317 | \r | |
318 | EXIT:\r | |
319 | return Status;\r | |
320 | }\r | |
321 | \r | |
322 | struct BOOT_MANAGER_ENTRY {\r | |
323 | CONST CHAR16* Description;\r | |
324 | EFI_STATUS (*Callback) (IN LIST_ENTRY *BootOptionsList);\r | |
325 | } BootManagerEntries[] = {\r | |
326 | { L"Add Boot Device Entry", BootMenuAddBootOption },\r | |
327 | { L"Update Boot Device Entry", BootMenuUpdateBootOption },\r | |
328 | { L"Remove Boot Device Entry", BootMenuRemoveBootOption },\r | |
329 | };\r | |
330 | \r | |
331 | EFI_STATUS\r | |
332 | BootMenuManager (\r | |
333 | IN LIST_ENTRY *BootOptionsList\r | |
334 | )\r | |
335 | {\r | |
336 | UINTN Index;\r | |
337 | UINTN OptionSelected;\r | |
338 | UINTN BootManagerEntryCount;\r | |
339 | EFI_STATUS Status;\r | |
340 | \r | |
341 | BootManagerEntryCount = sizeof(BootManagerEntries) / sizeof(struct BOOT_MANAGER_ENTRY);\r | |
342 | \r | |
343 | while (TRUE) {\r | |
344 | // Display Boot Manager menu\r | |
345 | for (Index = 0; Index < BootManagerEntryCount; Index++) {\r | |
346 | Print(L"[%d] %s\n",Index+1,BootManagerEntries[Index]);\r | |
347 | }\r | |
348 | Print(L"[%d] Return to main menu\n",Index+1);\r | |
349 | \r | |
350 | // Select which entry to call\r | |
351 | Print(L"Choice: ");\r | |
352 | Status = GetHIInputInteger (&OptionSelected);\r | |
353 | if (EFI_ERROR(Status) || (OptionSelected == (BootManagerEntryCount+1))) {\r | |
354 | return EFI_SUCCESS;\r | |
355 | } else if ((OptionSelected > 0) && (OptionSelected <= BootManagerEntryCount)) {\r | |
356 | Status = BootManagerEntries[OptionSelected-1].Callback (BootOptionsList);\r | |
357 | }\r | |
358 | }\r | |
359 | \r | |
360 | return EFI_SUCCESS;\r | |
361 | }\r | |
362 | \r | |
363 | EFI_STATUS\r | |
364 | BootEBL (\r | |
365 | IN LIST_ENTRY *BootOptionsList\r | |
366 | )\r | |
367 | {\r | |
368 | EFI_STATUS Status;\r | |
369 | \r | |
370 | // Start EFI Shell\r | |
371 | Status = BdsLoadApplication(mImageHandle, L"Ebl");\r | |
372 | if (Status == EFI_NOT_FOUND) {\r | |
373 | Print (L"Error: EFI Application not found.\n");\r | |
374 | } else if (EFI_ERROR(Status)) {\r | |
375 | Print (L"Error: Status Code: 0x%X\n",(UINT32)Status);\r | |
376 | }\r | |
377 | \r | |
378 | return Status;\r | |
379 | }\r | |
380 | \r | |
381 | struct BOOT_MAIN_ENTRY {\r | |
382 | CONST CHAR16* Description;\r | |
383 | EFI_STATUS (*Callback) (IN LIST_ENTRY *BootOptionsList);\r | |
384 | } BootMainEntries[] = {\r | |
385 | { L"EBL", BootEBL },\r | |
386 | { L"Boot Manager", BootMenuManager },\r | |
387 | };\r | |
388 | \r | |
389 | \r | |
390 | EFI_STATUS\r | |
391 | BootMenuMain (\r | |
392 | VOID\r | |
393 | )\r | |
394 | {\r | |
395 | LIST_ENTRY BootOptionsList;\r | |
396 | UINTN OptionCount;\r | |
397 | UINTN BootOptionCount;\r | |
398 | EFI_STATUS Status;\r | |
399 | LIST_ENTRY *Entry;\r | |
400 | BDS_LOAD_OPTION *BootOption;\r | |
401 | UINTN BootOptionSelected;\r | |
402 | UINTN Index;\r | |
403 | UINTN BootMainEntryCount;\r | |
404 | \r | |
405 | BootMainEntryCount = sizeof(BootMainEntries) / sizeof(struct BOOT_MAIN_ENTRY);\r | |
406 | ||
407 | // Get Boot#### list\r | |
408 | BootOptionList (&BootOptionsList);\r | |
409 | \r | |
410 | while (TRUE) {\r | |
411 | OptionCount = 1;\r | |
412 | \r | |
413 | // Display the Boot options\r | |
414 | for (Entry = GetFirstNode (&BootOptionsList);\r | |
415 | !IsNull (&BootOptionsList,Entry);\r | |
416 | Entry = GetNextNode (&BootOptionsList,Entry)\r | |
417 | )\r | |
418 | {\r | |
419 | BootOption = LOAD_OPTION_FROM_LINK(Entry);\r | |
420 | \r | |
421 | Print(L"[%d] %s\n",OptionCount,BootOption->Description);\r | |
422 | \r | |
423 | DEBUG_CODE_BEGIN();\r | |
424 | CHAR16* DevicePathTxt;\r | |
425 | EFI_DEVICE_PATH_TO_TEXT_PROTOCOL* DevicePathToTextProtocol;\r | |
426 | \r | |
427 | Status = gBS->LocateProtocol(&gEfiDevicePathToTextProtocolGuid, NULL, (VOID **)&DevicePathToTextProtocol);\r | |
428 | ASSERT_EFI_ERROR(Status);\r | |
429 | DevicePathTxt = DevicePathToTextProtocol->ConvertDevicePathToText(BootOption->FilePathList,TRUE,TRUE);\r | |
430 | \r | |
431 | Print(L"\t- %s\n",DevicePathTxt);\r | |
432 | if (BootOption->OptionalData != NULL) {\r | |
433 | Print(L"\t- LoaderType: %d\n",BootOption->OptionalData->LoaderType);\r | |
434 | if (BootOption->OptionalData->Arguments != NULL) {\r | |
435 | Print(L"\t- Arguments: %a\n",BootOption->OptionalData->Arguments);\r | |
436 | }\r | |
437 | }\r | |
438 | \r | |
439 | FreePool(DevicePathTxt);\r | |
440 | DEBUG_CODE_END();\r | |
441 | \r | |
442 | OptionCount++;\r | |
443 | }\r | |
444 | BootOptionCount = OptionCount-1;\r | |
445 | \r | |
446 | // Display the hardcoded Boot entries\r | |
447 | for (Index = 0; Index < BootMainEntryCount; Index++) {\r | |
448 | Print(L"[%d] %s\n",OptionCount,BootMainEntries[Index]);\r | |
449 | OptionCount++;\r | |
450 | }\r | |
451 | \r | |
452 | // Request the boot entry from the user\r | |
453 | BootOptionSelected = 0;\r | |
454 | while (BootOptionSelected == 0) {\r | |
455 | Print(L"Start: ");\r | |
456 | Status = GetHIInputInteger (&BootOptionSelected);\r | |
457 | if (EFI_ERROR(Status) || (BootOptionSelected == 0) || (BootOptionSelected > OptionCount)) {\r | |
458 | Print(L"Invalid input (max %d)\n",(OptionCount-1));\r | |
459 | BootOptionSelected = 0;\r | |
460 | }\r | |
461 | }\r | |
462 | \r | |
463 | // Start the selected entry\r | |
464 | if (BootOptionSelected > BootOptionCount) {\r | |
465 | // Start the hardcoded entry\r | |
466 | Status = BootMainEntries[BootOptionSelected - BootOptionCount - 1].Callback (&BootOptionsList);\r | |
467 | } else {\r | |
468 | // Find the selected entry from the Boot#### list\r | |
469 | Index = 1;\r | |
470 | for (Entry = GetFirstNode (&BootOptionsList);\r | |
471 | !IsNull (&BootOptionsList,Entry);\r | |
472 | Entry = GetNextNode (&BootOptionsList,Entry)\r | |
473 | )\r | |
474 | {\r | |
475 | if (Index == BootOptionSelected) {\r | |
476 | BootOption = LOAD_OPTION_FROM_LINK(Entry);\r | |
477 | break;\r | |
478 | }\r | |
479 | Index++;\r | |
480 | }\r | |
481 | \r | |
482 | Status = BootOptionStart (BootOption);\r | |
483 | }\r | |
484 | }\r | |
485 | \r | |
486 | return Status;\r | |
487 | }\r |