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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 | #include <Library/NetLib.h>\r | |
18 | \r | |
19 | #include <Protocol/BlockIo.h>\r | |
20 | #include <Protocol/DevicePathToText.h>\r | |
21 | #include <Protocol/PxeBaseCode.h>\r | |
22 | #include <Protocol/SimpleFileSystem.h>\r | |
23 | #include <Protocol/SimpleNetwork.h>\r | |
24 | \r | |
25 | #include <Guid/FileSystemInfo.h>\r | |
26 | \r | |
27 | #define IS_DEVICE_PATH_NODE(node,type,subtype) (((node)->Type == (type)) && ((node)->SubType == (subtype)))\r | |
28 | \r | |
29 | EFI_STATUS\r | |
30 | BdsLoadOptionFileSystemList (\r | |
31 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
32 | );\r | |
33 | \r | |
34 | EFI_STATUS\r | |
35 | BdsLoadOptionFileSystemCreateDevicePath (\r | |
36 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
37 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
38 | OUT BDS_LOADER_TYPE *BootType,\r | |
39 | OUT UINT32 *Attributes\r | |
40 | );\r | |
41 | \r | |
42 | EFI_STATUS\r | |
43 | BdsLoadOptionFileSystemUpdateDevicePath (\r | |
44 | IN BDS_LOAD_OPTION *BootOption,\r | |
45 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
46 | OUT BDS_LOADER_TYPE *BootType,\r | |
47 | OUT UINT32 *Attributes\r | |
48 | );\r | |
49 | \r | |
50 | BOOLEAN\r | |
51 | BdsLoadOptionFileSystemIsSupported (\r | |
52 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
53 | );\r | |
54 | \r | |
55 | EFI_STATUS\r | |
56 | BdsLoadOptionMemMapList (\r | |
57 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
58 | );\r | |
59 | \r | |
60 | EFI_STATUS\r | |
61 | BdsLoadOptionMemMapCreateDevicePath (\r | |
62 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
63 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
64 | OUT BDS_LOADER_TYPE *BootType,\r | |
65 | OUT UINT32 *Attributes\r | |
66 | );\r | |
67 | \r | |
68 | EFI_STATUS\r | |
69 | BdsLoadOptionMemMapUpdateDevicePath (\r | |
70 | IN BDS_LOAD_OPTION *BootOption,\r | |
71 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
72 | OUT BDS_LOADER_TYPE *BootType,\r | |
73 | OUT UINT32 *Attributes\r | |
74 | );\r | |
75 | \r | |
76 | BOOLEAN\r | |
77 | BdsLoadOptionMemMapIsSupported (\r | |
78 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
79 | );\r | |
80 | \r | |
81 | EFI_STATUS\r | |
82 | BdsLoadOptionPxeList (\r | |
83 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
84 | );\r | |
85 | \r | |
86 | EFI_STATUS\r | |
87 | BdsLoadOptionPxeCreateDevicePath (\r | |
88 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
89 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
90 | OUT BDS_LOADER_TYPE *BootType,\r | |
91 | OUT UINT32 *Attributes\r | |
92 | );\r | |
93 | \r | |
94 | EFI_STATUS\r | |
95 | BdsLoadOptionPxeUpdateDevicePath (\r | |
96 | IN BDS_LOAD_OPTION *BootOption,\r | |
97 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
98 | OUT BDS_LOADER_TYPE *BootType,\r | |
99 | OUT UINT32 *Attributes\r | |
100 | );\r | |
101 | \r | |
102 | BOOLEAN\r | |
103 | BdsLoadOptionPxeIsSupported (\r | |
104 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
105 | );\r | |
106 | \r | |
107 | EFI_STATUS\r | |
108 | BdsLoadOptionTftpList (\r | |
109 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
110 | );\r | |
111 | \r | |
112 | EFI_STATUS\r | |
113 | BdsLoadOptionTftpCreateDevicePath (\r | |
114 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
115 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
116 | OUT BDS_LOADER_TYPE *BootType,\r | |
117 | OUT UINT32 *Attributes\r | |
118 | );\r | |
119 | \r | |
120 | EFI_STATUS\r | |
121 | BdsLoadOptionTftpUpdateDevicePath (\r | |
122 | IN BDS_LOAD_OPTION *BootOption,\r | |
123 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
124 | OUT BDS_LOADER_TYPE *BootType,\r | |
125 | OUT UINT32 *Attributes\r | |
126 | );\r | |
127 | \r | |
128 | BOOLEAN\r | |
129 | BdsLoadOptionTftpIsSupported (\r | |
130 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
131 | );\r | |
132 | \r | |
133 | BDS_LOAD_OPTION_SUPPORT BdsLoadOptionSupportList[] = {\r | |
134 | {\r | |
135 | BDS_DEVICE_FILESYSTEM,\r | |
136 | BdsLoadOptionFileSystemList,\r | |
137 | BdsLoadOptionFileSystemIsSupported,\r | |
138 | BdsLoadOptionFileSystemCreateDevicePath,\r | |
139 | BdsLoadOptionFileSystemUpdateDevicePath\r | |
140 | },\r | |
141 | {\r | |
142 | BDS_DEVICE_MEMMAP,\r | |
143 | BdsLoadOptionMemMapList,\r | |
144 | BdsLoadOptionMemMapIsSupported,\r | |
145 | BdsLoadOptionMemMapCreateDevicePath,\r | |
146 | BdsLoadOptionMemMapUpdateDevicePath\r | |
147 | },\r | |
148 | {\r | |
149 | BDS_DEVICE_PXE,\r | |
150 | BdsLoadOptionPxeList,\r | |
151 | BdsLoadOptionPxeIsSupported,\r | |
152 | BdsLoadOptionPxeCreateDevicePath,\r | |
153 | BdsLoadOptionPxeUpdateDevicePath\r | |
154 | },\r | |
155 | {\r | |
156 | BDS_DEVICE_TFTP,\r | |
157 | BdsLoadOptionTftpList,\r | |
158 | BdsLoadOptionTftpIsSupported,\r | |
159 | BdsLoadOptionTftpCreateDevicePath,\r | |
160 | BdsLoadOptionTftpUpdateDevicePath\r | |
161 | }\r | |
162 | };\r | |
163 | \r | |
164 | EFI_STATUS\r | |
165 | BootDeviceListSupportedInit (\r | |
166 | IN OUT LIST_ENTRY *SupportedDeviceList\r | |
167 | )\r | |
168 | {\r | |
169 | UINTN Index;\r | |
170 | \r | |
171 | // Initialize list of supported devices\r | |
172 | InitializeListHead (SupportedDeviceList);\r | |
173 | \r | |
174 | for (Index = 0; Index < BDS_DEVICE_MAX; Index++) {\r | |
175 | BdsLoadOptionSupportList[Index].ListDevices(SupportedDeviceList);\r | |
176 | }\r | |
177 | \r | |
178 | return EFI_SUCCESS;\r | |
179 | }\r | |
180 | \r | |
181 | EFI_STATUS\r | |
182 | BootDeviceListSupportedFree (\r | |
183 | IN LIST_ENTRY *SupportedDeviceList\r | |
184 | )\r | |
185 | {\r | |
186 | LIST_ENTRY *Entry;\r | |
187 | BDS_SUPPORTED_DEVICE* SupportedDevice;\r | |
188 | \r | |
189 | Entry = GetFirstNode (SupportedDeviceList);\r | |
190 | while (Entry != SupportedDeviceList) {\r | |
191 | SupportedDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);\r | |
192 | Entry = RemoveEntryList (Entry);\r | |
193 | FreePool(SupportedDevice);\r | |
194 | }\r | |
195 | \r | |
196 | return EFI_SUCCESS;\r | |
197 | }\r | |
198 | \r | |
199 | EFI_STATUS\r | |
200 | BootDeviceGetDeviceSupport (\r | |
201 | IN BDS_LOAD_OPTION *BootOption,\r | |
202 | OUT BDS_LOAD_OPTION_SUPPORT** DeviceSupport\r | |
203 | )\r | |
204 | {\r | |
205 | UINTN Index;\r | |
206 | \r | |
207 | // Find which supported device is the most appropriate\r | |
208 | for (Index = 0; Index < BDS_DEVICE_MAX; Index++) {\r | |
209 | if (BdsLoadOptionSupportList[Index].IsSupported(BootOption)) {\r | |
210 | *DeviceSupport = &BdsLoadOptionSupportList[Index];\r | |
211 | return EFI_SUCCESS;\r | |
212 | }\r | |
213 | }\r | |
214 | \r | |
215 | return EFI_UNSUPPORTED;\r | |
216 | }\r | |
217 | \r | |
218 | STATIC\r | |
219 | EFI_STATUS\r | |
220 | BootDeviceGetType (\r | |
221 | IN CHAR16* FileName,\r | |
222 | OUT BDS_LOADER_TYPE *BootType,\r | |
223 | OUT UINT32 *Attributes\r | |
224 | )\r | |
225 | {\r | |
226 | EFI_STATUS Status;\r | |
227 | BOOLEAN IsEfiApp;\r | |
228 | BOOLEAN IsBootLoader;\r | |
229 | BOOLEAN HasFDTSupport;\r | |
230 | \r | |
231 | if (FileName == NULL) {\r | |
232 | Print(L"Is an EFI Application? ");\r | |
233 | Status = GetHIInputBoolean (&IsEfiApp);\r | |
234 | if (EFI_ERROR(Status)) {\r | |
235 | return EFI_ABORTED;\r | |
236 | }\r | |
237 | } else if (HasFilePathEfiExtension(FileName)) {\r | |
238 | IsEfiApp = TRUE;\r | |
239 | } else {\r | |
240 | IsEfiApp = FALSE;\r | |
241 | }\r | |
242 | \r | |
243 | if (IsEfiApp) {\r | |
244 | Print(L"Is your application is an OS loader? ");\r | |
245 | Status = GetHIInputBoolean (&IsBootLoader);\r | |
246 | if (EFI_ERROR(Status)) {\r | |
247 | return EFI_ABORTED;\r | |
248 | }\r | |
249 | if (!IsBootLoader) {\r | |
250 | *Attributes |= LOAD_OPTION_CATEGORY_APP;\r | |
251 | }\r | |
252 | *BootType = BDS_LOADER_EFI_APPLICATION;\r | |
253 | } else {\r | |
254 | Print(L"Has FDT support? ");\r | |
255 | Status = GetHIInputBoolean (&HasFDTSupport);\r | |
256 | if (EFI_ERROR(Status)) {\r | |
257 | return EFI_ABORTED;\r | |
258 | }\r | |
259 | if (HasFDTSupport) {\r | |
260 | *BootType = BDS_LOADER_KERNEL_LINUX_FDT;\r | |
261 | } else {\r | |
262 | *BootType = BDS_LOADER_KERNEL_LINUX_ATAG;\r | |
263 | }\r | |
264 | }\r | |
265 | \r | |
266 | return EFI_SUCCESS;\r | |
267 | }\r | |
268 | \r | |
269 | EFI_STATUS\r | |
270 | BdsLoadOptionFileSystemList (\r | |
271 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
272 | )\r | |
273 | {\r | |
274 | EFI_STATUS Status;\r | |
275 | UINTN HandleCount;\r | |
276 | EFI_HANDLE *HandleBuffer;\r | |
277 | UINTN Index;\r | |
278 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
279 | EFI_SIMPLE_FILE_SYSTEM_PROTOCOL* FileProtocol;\r | |
280 | EFI_FILE_HANDLE Fs;\r | |
281 | UINTN Size;\r | |
282 | EFI_FILE_SYSTEM_INFO* FsInfo;\r | |
283 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
284 | \r | |
285 | // List all the Simple File System Protocols\r | |
286 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiSimpleFileSystemProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
287 | if (EFI_ERROR (Status)) {\r | |
288 | return Status;\r | |
289 | }\r | |
290 | \r | |
291 | for (Index = 0; Index < HandleCount; Index++) {\r | |
292 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r | |
293 | if (!EFI_ERROR(Status)) {\r | |
294 | // Allocate BDS Supported Device structure\r | |
295 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r | |
296 | \r | |
297 | FileProtocol = NULL;\r | |
298 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiSimpleFileSystemProtocolGuid, (VOID **)&FileProtocol);\r | |
299 | ASSERT_EFI_ERROR(Status);\r | |
300 | \r | |
301 | FileProtocol->OpenVolume (FileProtocol, &Fs);\r | |
302 | \r | |
303 | // Generate a Description from the file system\r | |
304 | Size = 0;\r | |
305 | FsInfo = NULL;\r | |
306 | Status = Fs->GetInfo (Fs, &gEfiFileSystemInfoGuid, &Size, FsInfo);\r | |
307 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
308 | FsInfo = AllocatePool (Size);\r | |
309 | Status = Fs->GetInfo (Fs, &gEfiFileSystemInfoGuid, &Size, FsInfo);\r | |
310 | }\r | |
311 | UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"%s (%d MB)",FsInfo->VolumeLabel,(UINT32)(FsInfo->VolumeSize / (1024 * 1024)));\r | |
312 | FreePool(FsInfo);\r | |
313 | Fs->Close (Fs);\r | |
314 | \r | |
315 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
316 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_FILESYSTEM];\r | |
317 | \r | |
318 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
319 | }\r | |
320 | }\r | |
321 | \r | |
322 | return EFI_SUCCESS;\r | |
323 | }\r | |
324 | \r | |
325 | EFI_STATUS\r | |
326 | BdsLoadOptionFileSystemCreateDevicePath (\r | |
327 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
328 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
329 | OUT BDS_LOADER_TYPE *BootType,\r | |
330 | OUT UINT32 *Attributes\r | |
331 | )\r | |
332 | {\r | |
333 | EFI_STATUS Status;\r | |
334 | FILEPATH_DEVICE_PATH* FilePathDevicePath;\r | |
335 | CHAR8 AsciiBootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r | |
336 | CHAR16 *BootFilePath;\r | |
337 | UINTN BootFilePathSize;\r | |
338 | \r | |
339 | Print(L"File path of the EFI Application or the kernel: ");\r | |
340 | Status = GetHIInputAscii (AsciiBootFilePath,BOOT_DEVICE_FILEPATH_MAX);\r | |
341 | if (EFI_ERROR(Status)) {\r | |
342 | return EFI_ABORTED;\r | |
343 | }\r | |
344 | \r | |
345 | // Convert Ascii into Unicode\r | |
346 | BootFilePath = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootFilePath) * sizeof(CHAR16));\r | |
347 | AsciiStrToUnicodeStr (AsciiBootFilePath, BootFilePath);\r | |
348 | BootFilePathSize = StrSize(BootFilePath);\r | |
349 | \r | |
350 | // Create the FilePath Device Path node\r | |
351 | FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
352 | FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r | |
353 | FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r | |
354 | SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
355 | CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r | |
356 | FreePool (BootFilePath);\r | |
357 | \r | |
358 | Status = BootDeviceGetType (FilePathDevicePath->PathName, BootType, Attributes);\r | |
359 | if (EFI_ERROR(Status)) {\r | |
360 | FreePool (FilePathDevicePath);\r | |
361 | } else {\r | |
362 | *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL*)FilePathDevicePath;\r | |
363 | }\r | |
364 | \r | |
365 | return Status;\r | |
366 | }\r | |
367 | \r | |
368 | EFI_STATUS\r | |
369 | BdsLoadOptionFileSystemUpdateDevicePath (\r | |
370 | IN BDS_LOAD_OPTION *BootOption,\r | |
371 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
372 | OUT BDS_LOADER_TYPE *BootType,\r | |
373 | OUT UINT32 *Attributes\r | |
374 | )\r | |
375 | {\r | |
376 | EFI_STATUS Status;\r | |
377 | CHAR8 AsciiBootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r | |
378 | CHAR16 *BootFilePath;\r | |
379 | UINTN BootFilePathSize;\r | |
380 | FILEPATH_DEVICE_PATH* EndingDevicePath;\r | |
381 | FILEPATH_DEVICE_PATH* FilePathDevicePath;\r | |
382 | EFI_DEVICE_PATH* DevicePath;\r | |
383 | \r | |
384 | DevicePath = DuplicateDevicePath (BootOption->FilePathList);\r | |
385 | EndingDevicePath = (FILEPATH_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r | |
386 | \r | |
387 | Print(L"File path of the EFI Application or the kernel: ");\r | |
388 | UnicodeStrToAsciiStr (EndingDevicePath->PathName,AsciiBootFilePath);\r | |
6bab33c7 | 389 | Status = EditHIInputAscii (AsciiBootFilePath,BOOT_DEVICE_FILEPATH_MAX);\r |
ea46ebbe | 390 | if (EFI_ERROR(Status)) {\r |
391 | return Status;\r | |
392 | }\r | |
393 | \r | |
394 | // Convert Ascii into Unicode\r | |
395 | BootFilePath = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootFilePath) * sizeof(CHAR16));\r | |
396 | AsciiStrToUnicodeStr (AsciiBootFilePath, BootFilePath);\r | |
397 | BootFilePathSize = StrSize(BootFilePath);\r | |
398 | \r | |
399 | // Create the FilePath Device Path node\r | |
400 | FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
401 | FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r | |
402 | FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r | |
403 | SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
404 | CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r | |
405 | FreePool (BootFilePath);\r | |
406 | \r | |
407 | // Generate the new Device Path by replacing the last node by the updated node\r | |
408 | SetDevicePathEndNode (EndingDevicePath);\r | |
409 | *NewDevicePath = AppendDevicePathNode (DevicePath, (CONST EFI_DEVICE_PATH_PROTOCOL *)FilePathDevicePath);\r | |
410 | FreePool(DevicePath);\r | |
411 | \r | |
412 | return BootDeviceGetType (FilePathDevicePath->PathName, BootType, Attributes);\r | |
413 | }\r | |
414 | \r | |
415 | BOOLEAN\r | |
416 | BdsLoadOptionFileSystemIsSupported (\r | |
417 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
418 | )\r | |
419 | {\r | |
420 | EFI_DEVICE_PATH* DevicePathNode;\r | |
421 | \r | |
422 | DevicePathNode = GetLastDevicePathNode (BdsLoadOption->FilePathList);\r | |
423 | \r | |
424 | return IS_DEVICE_PATH_NODE(DevicePathNode,MEDIA_DEVICE_PATH,MEDIA_FILEPATH_DP);\r | |
425 | }\r | |
426 | \r | |
427 | STATIC\r | |
428 | BOOLEAN\r | |
429 | IsParentDevicePath (\r | |
430 | IN EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath,\r | |
431 | IN EFI_DEVICE_PATH_PROTOCOL *ChildDevicePath\r | |
432 | )\r | |
433 | {\r | |
434 | UINTN ParentSize;\r | |
435 | UINTN ChildSize;\r | |
436 | \r | |
437 | ParentSize = GetDevicePathSize (ParentDevicePath);\r | |
438 | ChildSize = GetDevicePathSize (ChildDevicePath);\r | |
439 | \r | |
440 | if (ParentSize > ChildSize) {\r | |
441 | return FALSE;\r | |
442 | }\r | |
443 | \r | |
444 | if (CompareMem (ParentDevicePath, ChildDevicePath, ParentSize - END_DEVICE_PATH_LENGTH) != 0) {\r | |
445 | return FALSE;\r | |
446 | }\r | |
447 | \r | |
448 | return TRUE;\r | |
449 | }\r | |
450 | \r | |
451 | EFI_STATUS\r | |
452 | BdsLoadOptionMemMapList (\r | |
453 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
454 | )\r | |
455 | {\r | |
456 | EFI_STATUS Status;\r | |
457 | UINTN HandleCount;\r | |
458 | EFI_HANDLE *HandleBuffer;\r | |
459 | UINTN DevicePathHandleCount;\r | |
460 | EFI_HANDLE *DevicePathHandleBuffer;\r | |
461 | BOOLEAN IsParent;\r | |
462 | UINTN Index;\r | |
463 | UINTN Index2;\r | |
464 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
465 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
466 | EFI_DEVICE_PATH* DevicePath;\r | |
467 | \r | |
468 | // List all the BlockIo Protocols\r | |
469 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiBlockIoProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
470 | if (EFI_ERROR (Status)) {\r | |
471 | return Status;\r | |
472 | }\r | |
473 | \r | |
474 | for (Index = 0; Index < HandleCount; Index++) {\r | |
475 | // We only select the handle WITH a Device Path AND not part of Media (to avoid duplication with HardDisk, CDROM, etc)\r | |
476 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r | |
477 | if (!EFI_ERROR(Status)) {\r | |
478 | // BlockIo is not part of Media Device Path\r | |
479 | DevicePath = DevicePathProtocol;\r | |
480 | while (!IsDevicePathEndType (DevicePath) && (DevicePathType (DevicePath) != MEDIA_DEVICE_PATH)) {\r | |
481 | DevicePath = NextDevicePathNode (DevicePath);\r | |
482 | }\r | |
483 | if (DevicePathType (DevicePath) == MEDIA_DEVICE_PATH) {\r | |
484 | continue;\r | |
485 | }\r | |
486 | \r | |
487 | // Open all the handle supporting the DevicePath protocol and verify this handle has not got any child\r | |
488 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiDevicePathProtocolGuid, NULL, &DevicePathHandleCount, &DevicePathHandleBuffer);\r | |
489 | ASSERT_EFI_ERROR (Status);\r | |
490 | IsParent = FALSE;\r | |
491 | for (Index2 = 0; (Index2 < DevicePathHandleCount) && !IsParent; Index2++) {\r | |
492 | if (HandleBuffer[Index] != DevicePathHandleBuffer[Index2]) {\r | |
493 | gBS->HandleProtocol (DevicePathHandleBuffer[Index2], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePath);\r | |
494 | if (IsParentDevicePath (DevicePathProtocol, DevicePath)) {\r | |
495 | IsParent = TRUE;\r | |
496 | }\r | |
497 | }\r | |
498 | }\r | |
499 | if (IsParent) {\r | |
500 | continue;\r | |
501 | }\r | |
502 | \r | |
503 | // Allocate BDS Supported Device structure\r | |
504 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r | |
505 | \r | |
506 | Status = GenerateDeviceDescriptionName (HandleBuffer[Index], SupportedDevice->Description);\r | |
507 | ASSERT_EFI_ERROR (Status);\r | |
508 | \r | |
509 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
510 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_MEMMAP];\r | |
511 | \r | |
512 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
513 | }\r | |
514 | }\r | |
515 | \r | |
516 | return EFI_SUCCESS;\r | |
517 | }\r | |
518 | \r | |
519 | EFI_STATUS\r | |
520 | BdsLoadOptionMemMapCreateDevicePath (\r | |
521 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
522 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
523 | OUT BDS_LOADER_TYPE *BootType,\r | |
524 | OUT UINT32 *Attributes\r | |
525 | )\r | |
526 | {\r | |
527 | EFI_STATUS Status;\r | |
528 | MEMMAP_DEVICE_PATH* MemMapDevicePath;\r | |
529 | CHAR8 AsciiStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
530 | CHAR8 AsciiEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
531 | \r | |
532 | Print(L"Starting Address of the binary: ");\r | |
533 | Status = GetHIInputAscii (AsciiStartingAddress,BOOT_DEVICE_ADDRESS_MAX);\r | |
534 | if (EFI_ERROR(Status)) {\r | |
535 | return EFI_ABORTED;\r | |
536 | }\r | |
537 | \r | |
538 | Print(L"Ending Address of the binary: ");\r | |
539 | Status = GetHIInputAscii (AsciiEndingAddress,BOOT_DEVICE_ADDRESS_MAX);\r | |
540 | if (EFI_ERROR(Status)) {\r | |
541 | return EFI_ABORTED;\r | |
542 | }\r | |
543 | \r | |
544 | // Create the MemMap Device Path Node\r | |
545 | MemMapDevicePath = (MEMMAP_DEVICE_PATH*)AllocatePool(sizeof(MEMMAP_DEVICE_PATH));\r | |
546 | MemMapDevicePath->Header.Type = HARDWARE_DEVICE_PATH;\r | |
547 | MemMapDevicePath->Header.SubType = HW_MEMMAP_DP;\r | |
548 | MemMapDevicePath->MemoryType = EfiBootServicesData;\r | |
549 | MemMapDevicePath->StartingAddress = AsciiStrHexToUint64 (AsciiStartingAddress);\r | |
550 | MemMapDevicePath->EndingAddress = AsciiStrHexToUint64 (AsciiEndingAddress);\r | |
551 | \r | |
552 | Status = BootDeviceGetType (NULL, BootType, Attributes);\r | |
553 | if (EFI_ERROR(Status)) {\r | |
554 | FreePool (MemMapDevicePath);\r | |
555 | } else {\r | |
556 | *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL*)MemMapDevicePath;\r | |
557 | }\r | |
558 | \r | |
559 | return Status;\r | |
560 | }\r | |
561 | \r | |
562 | EFI_STATUS\r | |
563 | BdsLoadOptionMemMapUpdateDevicePath (\r | |
564 | IN BDS_LOAD_OPTION *BootOption,\r | |
565 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
566 | OUT BDS_LOADER_TYPE *BootType,\r | |
567 | OUT UINT32 *Attributes\r | |
568 | )\r | |
569 | {\r | |
6bab33c7 | 570 | EFI_STATUS Status;\r |
571 | CHAR8 AsciiStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
572 | CHAR8 AsciiEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
573 | MEMMAP_DEVICE_PATH* EndingDevicePath;\r | |
574 | EFI_DEVICE_PATH* DevicePath;\r | |
575 | \r | |
576 | DevicePath = DuplicateDevicePath (BootOption->FilePathList);\r | |
577 | EndingDevicePath = (MEMMAP_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r | |
578 | \r | |
579 | Print(L"Starting Address of the binary: ");\r | |
580 | AsciiSPrint (AsciiStartingAddress,BOOT_DEVICE_ADDRESS_MAX,"0x%X",(UINTN)EndingDevicePath->StartingAddress);\r | |
581 | Status = EditHIInputAscii (AsciiStartingAddress,BOOT_DEVICE_ADDRESS_MAX);\r | |
582 | if (EFI_ERROR(Status)) {\r | |
583 | return EFI_ABORTED;\r | |
584 | }\r | |
585 | \r | |
586 | Print(L"Ending Address of the binary: ");\r | |
587 | AsciiSPrint (AsciiEndingAddress,BOOT_DEVICE_ADDRESS_MAX,"0x%X",(UINTN)EndingDevicePath->EndingAddress);\r | |
588 | Status = EditHIInputAscii (AsciiEndingAddress,BOOT_DEVICE_ADDRESS_MAX);\r | |
589 | if (EFI_ERROR(Status)) {\r | |
590 | return EFI_ABORTED;\r | |
591 | }\r | |
592 | \r | |
593 | EndingDevicePath->StartingAddress = AsciiStrHexToUint64 (AsciiStartingAddress);\r | |
594 | EndingDevicePath->EndingAddress = AsciiStrHexToUint64 (AsciiEndingAddress);\r | |
595 | \r | |
596 | Status = BootDeviceGetType (NULL, BootType, Attributes);\r | |
597 | if (EFI_ERROR(Status)) {\r | |
598 | FreePool(DevicePath);\r | |
599 | } else {\r | |
600 | *NewDevicePath = DevicePath;\r | |
601 | }\r | |
602 | \r | |
603 | return Status;\r | |
ea46ebbe | 604 | }\r |
605 | \r | |
606 | BOOLEAN\r | |
607 | BdsLoadOptionMemMapIsSupported (\r | |
608 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
609 | )\r | |
610 | {\r | |
611 | EFI_DEVICE_PATH* DevicePathNode;\r | |
612 | \r | |
613 | DevicePathNode = GetLastDevicePathNode (BdsLoadOption->FilePathList);\r | |
614 | \r | |
615 | return IS_DEVICE_PATH_NODE(DevicePathNode,HARDWARE_DEVICE_PATH,HW_MEMMAP_DP);\r | |
616 | }\r | |
617 | \r | |
618 | EFI_STATUS\r | |
619 | BdsLoadOptionPxeList (\r | |
620 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
621 | )\r | |
622 | {\r | |
623 | EFI_STATUS Status;\r | |
624 | UINTN HandleCount;\r | |
625 | EFI_HANDLE *HandleBuffer;\r | |
626 | UINTN Index;\r | |
627 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
628 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
629 | EFI_SIMPLE_NETWORK_PROTOCOL* SimpleNet;\r | |
630 | CHAR16 DeviceDescription[BOOT_DEVICE_DESCRIPTION_MAX];\r | |
631 | EFI_MAC_ADDRESS *Mac;\r | |
632 | \r | |
633 | // List all the PXE Protocols\r | |
634 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiPxeBaseCodeProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
635 | if (EFI_ERROR (Status)) {\r | |
636 | return Status;\r | |
637 | }\r | |
638 | \r | |
639 | for (Index = 0; Index < HandleCount; Index++) {\r | |
640 | // We only select the handle WITH a Device Path AND the PXE Protocol\r | |
641 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r | |
642 | if (!EFI_ERROR(Status)) {\r | |
643 | // Allocate BDS Supported Device structure\r | |
644 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r | |
645 | \r | |
646 | Status = gBS->LocateProtocol (&gEfiSimpleNetworkProtocolGuid, NULL, (VOID **)&SimpleNet);\r | |
647 | if (!EFI_ERROR(Status)) {\r | |
648 | Mac = &SimpleNet->Mode->CurrentAddress;\r | |
649 | UnicodeSPrint (DeviceDescription,BOOT_DEVICE_DESCRIPTION_MAX,L"MAC Address: %02x:%02x:%02x:%02x:%02x:%02x", Mac->Addr[0], Mac->Addr[1], Mac->Addr[2], Mac->Addr[3], Mac->Addr[4], Mac->Addr[5]);\r | |
650 | } else {\r | |
651 | Status = GenerateDeviceDescriptionName (HandleBuffer[Index], DeviceDescription);\r | |
652 | ASSERT_EFI_ERROR (Status);\r | |
653 | }\r | |
654 | UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"PXE on %s",DeviceDescription);\r | |
655 | \r | |
656 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
657 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_PXE];\r | |
658 | \r | |
659 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
660 | }\r | |
661 | }\r | |
662 | \r | |
663 | return EFI_SUCCESS;\r | |
664 | }\r | |
665 | \r | |
666 | EFI_STATUS\r | |
667 | BdsLoadOptionPxeCreateDevicePath (\r | |
668 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
669 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
670 | OUT BDS_LOADER_TYPE *BootType,\r | |
671 | OUT UINT32 *Attributes\r | |
672 | )\r | |
673 | {\r | |
674 | *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);\r | |
675 | SetDevicePathEndNode (*DevicePathNode);\r | |
676 | *BootType = BDS_LOADER_EFI_APPLICATION;\r | |
677 | return EFI_SUCCESS;\r | |
678 | }\r | |
679 | \r | |
680 | EFI_STATUS\r | |
681 | BdsLoadOptionPxeUpdateDevicePath (\r | |
682 | IN BDS_LOAD_OPTION *BootOption,\r | |
683 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
684 | OUT BDS_LOADER_TYPE *BootType,\r | |
685 | OUT UINT32 *Attributes\r | |
686 | )\r | |
687 | {\r | |
688 | ASSERT (0);\r | |
689 | return EFI_SUCCESS;\r | |
690 | }\r | |
691 | \r | |
692 | BOOLEAN\r | |
693 | BdsLoadOptionPxeIsSupported (\r | |
694 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
695 | )\r | |
696 | {\r | |
697 | EFI_STATUS Status;\r | |
698 | EFI_HANDLE Handle;\r | |
699 | EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath;\r | |
700 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBcProtocol;\r | |
701 | \r | |
702 | Status = BdsConnectDevicePath (BdsLoadOption->FilePathList, &Handle, &RemainingDevicePath);\r | |
703 | if (EFI_ERROR(Status)) {\r | |
704 | return FALSE;\r | |
705 | }\r | |
706 | \r | |
707 | if (!IsDevicePathEnd(RemainingDevicePath)) {\r | |
708 | return FALSE;\r | |
709 | }\r | |
710 | \r | |
711 | Status = gBS->HandleProtocol (Handle, &gEfiPxeBaseCodeProtocolGuid, (VOID **)&PxeBcProtocol);\r | |
712 | if (EFI_ERROR (Status)) {\r | |
713 | return FALSE;\r | |
714 | } else {\r | |
715 | return TRUE;\r | |
716 | }\r | |
717 | }\r | |
718 | \r | |
719 | EFI_STATUS\r | |
720 | BdsLoadOptionTftpList (\r | |
721 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
722 | )\r | |
723 | {\r | |
724 | EFI_STATUS Status;\r | |
725 | UINTN HandleCount;\r | |
726 | EFI_HANDLE *HandleBuffer;\r | |
727 | UINTN Index;\r | |
728 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
729 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
730 | EFI_SIMPLE_NETWORK_PROTOCOL* SimpleNet;\r | |
731 | CHAR16 DeviceDescription[BOOT_DEVICE_DESCRIPTION_MAX];\r | |
732 | EFI_MAC_ADDRESS *Mac;\r | |
733 | \r | |
734 | // List all the PXE Protocols\r | |
735 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiPxeBaseCodeProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
736 | if (EFI_ERROR (Status)) {\r | |
737 | return Status;\r | |
738 | }\r | |
739 | \r | |
740 | for (Index = 0; Index < HandleCount; Index++) {\r | |
741 | // We only select the handle WITH a Device Path AND the PXE Protocol AND the TFTP Protocol (the TFTP protocol is required to start PXE)\r | |
742 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r | |
743 | if (!EFI_ERROR(Status)) {\r | |
744 | // Allocate BDS Supported Device structure\r | |
745 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r | |
746 | \r | |
747 | Status = gBS->LocateProtocol (&gEfiSimpleNetworkProtocolGuid, NULL, (VOID **)&SimpleNet);\r | |
748 | if (!EFI_ERROR(Status)) {\r | |
749 | Mac = &SimpleNet->Mode->CurrentAddress;\r | |
750 | UnicodeSPrint (DeviceDescription,BOOT_DEVICE_DESCRIPTION_MAX,L"MAC Address: %02x:%02x:%02x:%02x:%02x:%02x", Mac->Addr[0], Mac->Addr[1], Mac->Addr[2], Mac->Addr[3], Mac->Addr[4], Mac->Addr[5]);\r | |
751 | } else {\r | |
752 | Status = GenerateDeviceDescriptionName (HandleBuffer[Index], DeviceDescription);\r | |
753 | ASSERT_EFI_ERROR (Status);\r | |
754 | }\r | |
755 | UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"TFP on %s",DeviceDescription);\r | |
756 | \r | |
757 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
758 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_TFTP];\r | |
759 | \r | |
760 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
761 | }\r | |
762 | }\r | |
763 | \r | |
764 | return EFI_SUCCESS;\r | |
765 | }\r | |
766 | \r | |
767 | EFI_STATUS\r | |
768 | BdsLoadOptionTftpCreateDevicePath (\r | |
769 | IN BDS_SUPPORTED_DEVICE* BdsLoadOption,\r | |
770 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNode,\r | |
771 | OUT BDS_LOADER_TYPE *BootType,\r | |
772 | OUT UINT32 *Attributes\r | |
773 | )\r | |
774 | {\r | |
775 | EFI_STATUS Status;\r | |
776 | BOOLEAN IsDHCP;\r | |
777 | EFI_IP_ADDRESS LocalIp;\r | |
778 | EFI_IP_ADDRESS RemoteIp;\r | |
779 | IPv4_DEVICE_PATH* IPv4DevicePathNode;\r | |
780 | FILEPATH_DEVICE_PATH* FilePathDevicePath;\r | |
781 | CHAR8 AsciiBootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r | |
782 | CHAR16* BootFilePath;\r | |
783 | UINTN BootFilePathSize;\r | |
784 | \r | |
785 | Print(L"Get the IP address from DHCP: ");\r | |
786 | Status = GetHIInputBoolean (&IsDHCP);\r | |
787 | if (EFI_ERROR(Status)) {\r | |
788 | return EFI_ABORTED;\r | |
789 | }\r | |
790 | \r | |
791 | if (!IsDHCP) {\r | |
792 | Print(L"Get the static IP address: ");\r | |
793 | Status = GetHIInputIP (&LocalIp);\r | |
794 | if (EFI_ERROR(Status)) {\r | |
795 | return EFI_ABORTED;\r | |
796 | }\r | |
797 | }\r | |
798 | \r | |
799 | Print(L"Get the TFTP server IP address: ");\r | |
800 | Status = GetHIInputIP (&RemoteIp);\r | |
801 | if (EFI_ERROR(Status)) {\r | |
802 | return EFI_ABORTED;\r | |
803 | }\r | |
804 | \r | |
805 | Print(L"File path of the EFI Application or the kernel: ");\r | |
806 | Status = GetHIInputAscii (AsciiBootFilePath,BOOT_DEVICE_FILEPATH_MAX);\r | |
807 | if (EFI_ERROR(Status)) {\r | |
808 | return EFI_ABORTED;\r | |
809 | }\r | |
810 | \r | |
811 | // Convert Ascii into Unicode\r | |
812 | BootFilePath = (CHAR16*)AllocatePool(AsciiStrSize(AsciiBootFilePath) * sizeof(CHAR16));\r | |
813 | AsciiStrToUnicodeStr (AsciiBootFilePath, BootFilePath);\r | |
814 | BootFilePathSize = StrSize(BootFilePath);\r | |
815 | \r | |
816 | // Allocate the memory for the IPv4 + File Path Device Path Nodes\r | |
817 | IPv4DevicePathNode = (IPv4_DEVICE_PATH*)AllocatePool(sizeof(IPv4_DEVICE_PATH) + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
818 | \r | |
819 | // Create the IPv4 Device Path\r | |
820 | IPv4DevicePathNode->Header.Type = MESSAGING_DEVICE_PATH;\r | |
821 | IPv4DevicePathNode->Header.SubType = MSG_IPv4_DP;\r | |
822 | SetDevicePathNodeLength (&IPv4DevicePathNode->Header, sizeof(IPv4_DEVICE_PATH));\r | |
823 | CopyMem (&IPv4DevicePathNode->LocalIpAddress, &LocalIp.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
824 | CopyMem (&IPv4DevicePathNode->RemoteIpAddress, &RemoteIp.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
825 | IPv4DevicePathNode->LocalPort = 0;\r | |
826 | IPv4DevicePathNode->RemotePort = 0;\r | |
827 | IPv4DevicePathNode->Protocol = EFI_IP_PROTO_TCP;\r | |
828 | IPv4DevicePathNode->StaticIpAddress = (IsDHCP != TRUE);\r | |
829 | \r | |
830 | // Create the FilePath Device Path node\r | |
831 | FilePathDevicePath = (FILEPATH_DEVICE_PATH*)(IPv4DevicePathNode + 1);\r | |
832 | FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r | |
833 | FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r | |
834 | SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
835 | CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r | |
836 | FreePool (BootFilePath);\r | |
837 | \r | |
838 | Status = BootDeviceGetType (NULL, BootType, Attributes);\r | |
839 | if (EFI_ERROR(Status)) {\r | |
840 | FreePool (IPv4DevicePathNode);\r | |
841 | } else {\r | |
842 | *DevicePathNode = (EFI_DEVICE_PATH_PROTOCOL*)IPv4DevicePathNode;\r | |
843 | }\r | |
844 | \r | |
845 | return Status;\r | |
846 | }\r | |
847 | \r | |
848 | EFI_STATUS\r | |
849 | BdsLoadOptionTftpUpdateDevicePath (\r | |
850 | IN BDS_LOAD_OPTION *BootOption,\r | |
851 | OUT EFI_DEVICE_PATH_PROTOCOL** NewDevicePath,\r | |
852 | OUT BDS_LOADER_TYPE *BootType,\r | |
853 | OUT UINT32 *Attributes\r | |
854 | )\r | |
855 | {\r | |
856 | ASSERT (0);\r | |
857 | return EFI_SUCCESS;\r | |
858 | }\r | |
859 | \r | |
860 | BOOLEAN\r | |
861 | BdsLoadOptionTftpIsSupported (\r | |
862 | IN BDS_LOAD_OPTION* BdsLoadOption\r | |
863 | )\r | |
864 | {\r | |
865 | EFI_STATUS Status;\r | |
866 | EFI_HANDLE Handle;\r | |
867 | EFI_DEVICE_PATH *RemainingDevicePath;\r | |
868 | EFI_DEVICE_PATH *NextDevicePath;\r | |
869 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBcProtocol;\r | |
870 | \r | |
871 | Status = BdsConnectDevicePath (BdsLoadOption->FilePathList, &Handle, &RemainingDevicePath);\r | |
872 | if (EFI_ERROR(Status)) {\r | |
873 | return FALSE;\r | |
874 | }\r | |
875 | \r | |
876 | // Validate the Remaining Device Path\r | |
877 | if (IsDevicePathEnd(RemainingDevicePath)) {\r | |
878 | return FALSE;\r | |
879 | }\r | |
880 | if (!IS_DEVICE_PATH_NODE(RemainingDevicePath,MESSAGING_DEVICE_PATH,MSG_IPv4_DP) &&\r | |
881 | !IS_DEVICE_PATH_NODE(RemainingDevicePath,MESSAGING_DEVICE_PATH,MSG_IPv6_DP)) {\r | |
882 | return FALSE;\r | |
883 | }\r | |
884 | NextDevicePath = NextDevicePathNode (RemainingDevicePath);\r | |
885 | if (IsDevicePathEnd(NextDevicePath)) {\r | |
886 | return FALSE;\r | |
887 | }\r | |
888 | if (!IS_DEVICE_PATH_NODE(NextDevicePath,MEDIA_DEVICE_PATH,MEDIA_FILEPATH_DP)) {\r | |
889 | return FALSE;\r | |
890 | }\r | |
891 | \r | |
892 | Status = gBS->HandleProtocol (Handle, &gEfiPxeBaseCodeProtocolGuid, (VOID **)&PxeBcProtocol);\r | |
893 | if (EFI_ERROR (Status)) {\r | |
894 | return FALSE;\r | |
895 | } else {\r | |
896 | return TRUE;\r | |
897 | }\r | |
898 | }\r |