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ea46ebbe | 1 | /** @file\r |
2 | *\r | |
55a9f75d | 3 | * Copyright (c) 2011-2014, ARM Limited. All rights reserved.\r |
ea46ebbe | 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 | |
3a0e4800 | 21 | #include <Protocol/FirmwareVolumeBlock.h>\r |
ea46ebbe | 22 | #include <Protocol/PxeBaseCode.h>\r |
23 | #include <Protocol/SimpleFileSystem.h>\r | |
24 | #include <Protocol/SimpleNetwork.h>\r | |
061568e2 RC |
25 | #include <Protocol/Dhcp4.h>\r |
26 | #include <Protocol/Mtftp4.h>\r | |
ea46ebbe | 27 | \r |
28 | #include <Guid/FileSystemInfo.h>\r | |
29 | \r | |
30 | #define IS_DEVICE_PATH_NODE(node,type,subtype) (((node)->Type == (type)) && ((node)->SubType == (subtype)))\r | |
31 | \r | |
32 | EFI_STATUS\r | |
33 | BdsLoadOptionFileSystemList (\r | |
34 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
35 | );\r | |
36 | \r | |
37 | EFI_STATUS\r | |
38 | BdsLoadOptionFileSystemCreateDevicePath (\r | |
22a262c8 | 39 | IN CHAR16* FileName,\r |
889ac6a8 | 40 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 41 | );\r |
42 | \r | |
43 | EFI_STATUS\r | |
44 | BdsLoadOptionFileSystemUpdateDevicePath (\r | |
22a262c8 | 45 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
46 | IN CHAR16* FileName,\r | |
889ac6a8 | 47 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 48 | );\r |
49 | \r | |
50 | BOOLEAN\r | |
51 | BdsLoadOptionFileSystemIsSupported (\r | |
22a262c8 | 52 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 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 | |
22a262c8 | 62 | IN CHAR16* FileName,\r |
889ac6a8 | 63 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 64 | );\r |
65 | \r | |
66 | EFI_STATUS\r | |
67 | BdsLoadOptionMemMapUpdateDevicePath (\r | |
22a262c8 | 68 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
69 | IN CHAR16* FileName,\r | |
889ac6a8 | 70 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 71 | );\r |
72 | \r | |
73 | BOOLEAN\r | |
74 | BdsLoadOptionMemMapIsSupported (\r | |
22a262c8 | 75 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 76 | );\r |
77 | \r | |
78 | EFI_STATUS\r | |
79 | BdsLoadOptionPxeList (\r | |
80 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
81 | );\r | |
82 | \r | |
83 | EFI_STATUS\r | |
84 | BdsLoadOptionPxeCreateDevicePath (\r | |
22a262c8 | 85 | IN CHAR16* FileName,\r |
889ac6a8 | 86 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 87 | );\r |
88 | \r | |
89 | EFI_STATUS\r | |
90 | BdsLoadOptionPxeUpdateDevicePath (\r | |
22a262c8 | 91 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
92 | IN CHAR16* FileName,\r | |
889ac6a8 | 93 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 94 | );\r |
95 | \r | |
96 | BOOLEAN\r | |
97 | BdsLoadOptionPxeIsSupported (\r | |
22a262c8 | 98 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 99 | );\r |
100 | \r | |
101 | EFI_STATUS\r | |
102 | BdsLoadOptionTftpList (\r | |
103 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
104 | );\r | |
105 | \r | |
106 | EFI_STATUS\r | |
107 | BdsLoadOptionTftpCreateDevicePath (\r | |
22a262c8 | 108 | IN CHAR16* FileName,\r |
889ac6a8 | 109 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 110 | );\r |
111 | \r | |
112 | EFI_STATUS\r | |
113 | BdsLoadOptionTftpUpdateDevicePath (\r | |
22a262c8 | 114 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
115 | IN CHAR16* FileName,\r | |
889ac6a8 | 116 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 117 | );\r |
118 | \r | |
119 | BOOLEAN\r | |
120 | BdsLoadOptionTftpIsSupported (\r | |
22a262c8 | 121 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 122 | );\r |
123 | \r | |
124 | BDS_LOAD_OPTION_SUPPORT BdsLoadOptionSupportList[] = {\r | |
2ccfb71e | 125 | {\r |
126 | BDS_DEVICE_FILESYSTEM,\r | |
127 | BdsLoadOptionFileSystemList,\r | |
128 | BdsLoadOptionFileSystemIsSupported,\r | |
129 | BdsLoadOptionFileSystemCreateDevicePath,\r | |
889ac6a8 RC |
130 | BdsLoadOptionFileSystemUpdateDevicePath,\r |
131 | TRUE\r | |
2ccfb71e | 132 | },\r |
133 | {\r | |
134 | BDS_DEVICE_MEMMAP,\r | |
135 | BdsLoadOptionMemMapList,\r | |
136 | BdsLoadOptionMemMapIsSupported,\r | |
137 | BdsLoadOptionMemMapCreateDevicePath,\r | |
889ac6a8 RC |
138 | BdsLoadOptionMemMapUpdateDevicePath,\r |
139 | TRUE\r | |
2ccfb71e | 140 | },\r |
141 | {\r | |
142 | BDS_DEVICE_PXE,\r | |
143 | BdsLoadOptionPxeList,\r | |
144 | BdsLoadOptionPxeIsSupported,\r | |
145 | BdsLoadOptionPxeCreateDevicePath,\r | |
889ac6a8 RC |
146 | BdsLoadOptionPxeUpdateDevicePath,\r |
147 | FALSE\r | |
2ccfb71e | 148 | },\r |
149 | {\r | |
150 | BDS_DEVICE_TFTP,\r | |
151 | BdsLoadOptionTftpList,\r | |
152 | BdsLoadOptionTftpIsSupported,\r | |
153 | BdsLoadOptionTftpCreateDevicePath,\r | |
889ac6a8 RC |
154 | BdsLoadOptionTftpUpdateDevicePath,\r |
155 | TRUE\r | |
2ccfb71e | 156 | }\r |
ea46ebbe | 157 | };\r |
158 | \r | |
159 | EFI_STATUS\r | |
160 | BootDeviceListSupportedInit (\r | |
161 | IN OUT LIST_ENTRY *SupportedDeviceList\r | |
162 | )\r | |
163 | {\r | |
164 | UINTN Index;\r | |
165 | \r | |
166 | // Initialize list of supported devices\r | |
167 | InitializeListHead (SupportedDeviceList);\r | |
168 | \r | |
169 | for (Index = 0; Index < BDS_DEVICE_MAX; Index++) {\r | |
2ccfb71e | 170 | BdsLoadOptionSupportList[Index].ListDevices (SupportedDeviceList);\r |
ea46ebbe | 171 | }\r |
172 | \r | |
173 | return EFI_SUCCESS;\r | |
174 | }\r | |
175 | \r | |
176 | EFI_STATUS\r | |
177 | BootDeviceListSupportedFree (\r | |
656416bc | 178 | IN LIST_ENTRY *SupportedDeviceList,\r |
179 | IN BDS_SUPPORTED_DEVICE *Except\r | |
ea46ebbe | 180 | )\r |
181 | {\r | |
182 | LIST_ENTRY *Entry;\r | |
183 | BDS_SUPPORTED_DEVICE* SupportedDevice;\r | |
184 | \r | |
185 | Entry = GetFirstNode (SupportedDeviceList);\r | |
186 | while (Entry != SupportedDeviceList) {\r | |
187 | SupportedDevice = SUPPORTED_BOOT_DEVICE_FROM_LINK(Entry);\r | |
188 | Entry = RemoveEntryList (Entry);\r | |
656416bc | 189 | if (SupportedDevice != Except) {\r |
2ccfb71e | 190 | FreePool (SupportedDevice);\r |
656416bc | 191 | }\r |
ea46ebbe | 192 | }\r |
193 | \r | |
194 | return EFI_SUCCESS;\r | |
195 | }\r | |
196 | \r | |
197 | EFI_STATUS\r | |
198 | BootDeviceGetDeviceSupport (\r | |
22a262c8 | 199 | IN EFI_DEVICE_PATH *DevicePath,\r |
200 | OUT BDS_LOAD_OPTION_SUPPORT **DeviceSupport\r | |
ea46ebbe | 201 | )\r |
202 | {\r | |
203 | UINTN Index;\r | |
204 | \r | |
205 | // Find which supported device is the most appropriate\r | |
206 | for (Index = 0; Index < BDS_DEVICE_MAX; Index++) {\r | |
22a262c8 | 207 | if (BdsLoadOptionSupportList[Index].IsSupported (DevicePath)) {\r |
ea46ebbe | 208 | *DeviceSupport = &BdsLoadOptionSupportList[Index];\r |
209 | return EFI_SUCCESS;\r | |
210 | }\r | |
211 | }\r | |
212 | \r | |
213 | return EFI_UNSUPPORTED;\r | |
214 | }\r | |
215 | \r | |
ea46ebbe | 216 | EFI_STATUS\r |
217 | BootDeviceGetType (\r | |
55a9f75d | 218 | IN EFI_DEVICE_PATH* DevicePath,\r |
2ccfb71e | 219 | OUT ARM_BDS_LOADER_TYPE *BootType,\r |
ea46ebbe | 220 | OUT UINT32 *Attributes\r |
221 | )\r | |
222 | {\r | |
55a9f75d OM |
223 | EFI_STATUS Status;\r |
224 | BOOLEAN IsEfiApp;\r | |
225 | BOOLEAN IsBootLoader;\r | |
226 | BOOLEAN HasFDTSupport;\r | |
227 | CHAR16* FileName;\r | |
228 | EFI_DEVICE_PATH* PrevDevicePathNode;\r | |
229 | EFI_DEVICE_PATH* DevicePathNode;\r | |
230 | EFI_PHYSICAL_ADDRESS Image;\r | |
231 | UINTN FileSize;\r | |
232 | EFI_IMAGE_DOS_HEADER* DosHeader;\r | |
233 | UINTN PeCoffHeaderOffset;\r | |
234 | EFI_IMAGE_NT_HEADERS32* NtHeader;\r | |
235 | \r | |
236 | //\r | |
237 | // Check if the last node of the device path is a FilePath node\r | |
238 | //\r | |
239 | PrevDevicePathNode = NULL;\r | |
240 | DevicePathNode = DevicePath;\r | |
241 | while ((DevicePathNode != NULL) && !IsDevicePathEnd (DevicePathNode)) {\r | |
242 | PrevDevicePathNode = DevicePathNode;\r | |
243 | DevicePathNode = NextDevicePathNode (DevicePathNode);\r | |
244 | }\r | |
245 | \r | |
246 | if ((PrevDevicePathNode != NULL) &&\r | |
247 | (PrevDevicePathNode->Type == MEDIA_DEVICE_PATH) &&\r | |
248 | (PrevDevicePathNode->SubType == MEDIA_FILEPATH_DP))\r | |
249 | {\r | |
250 | FileName = ((FILEPATH_DEVICE_PATH*)PrevDevicePathNode)->PathName;\r | |
251 | } else {\r | |
252 | FileName = NULL;\r | |
253 | }\r | |
ea46ebbe | 254 | \r |
255 | if (FileName == NULL) {\r | |
256 | Print(L"Is an EFI Application? ");\r | |
257 | Status = GetHIInputBoolean (&IsEfiApp);\r | |
258 | if (EFI_ERROR(Status)) {\r | |
259 | return EFI_ABORTED;\r | |
260 | }\r | |
261 | } else if (HasFilePathEfiExtension(FileName)) {\r | |
262 | IsEfiApp = TRUE;\r | |
263 | } else {\r | |
55a9f75d OM |
264 | // Check if the file exist\r |
265 | Status = BdsLoadImage (DevicePath, AllocateAnyPages, &Image, &FileSize);\r | |
266 | if (!EFI_ERROR (Status)) {\r | |
267 | \r | |
268 | DosHeader = (EFI_IMAGE_DOS_HEADER *)(UINTN) Image;\r | |
269 | if (DosHeader->e_magic == EFI_IMAGE_DOS_SIGNATURE) {\r | |
270 | //\r | |
271 | // DOS image header is present,\r | |
272 | // so read the PE header after the DOS image header.\r | |
273 | //\r | |
274 | PeCoffHeaderOffset = DosHeader->e_lfanew;\r | |
275 | } else {\r | |
276 | PeCoffHeaderOffset = 0;\r | |
277 | }\r | |
278 | \r | |
279 | //\r | |
280 | // Check PE/COFF image.\r | |
281 | //\r | |
282 | NtHeader = (EFI_IMAGE_NT_HEADERS32 *)(UINTN) (Image + PeCoffHeaderOffset);\r | |
283 | if (NtHeader->Signature != EFI_IMAGE_NT_SIGNATURE) {\r | |
284 | IsEfiApp = FALSE;\r | |
285 | } else {\r | |
286 | IsEfiApp = TRUE;\r | |
287 | }\r | |
288 | \r | |
289 | // Free memory\r | |
290 | gBS->FreePages (Image, EFI_SIZE_TO_PAGES(FileSize));\r | |
291 | } else {\r | |
292 | // If we did not manage to open it then ask for the type\r | |
293 | Print(L"Is an EFI Application? ");\r | |
294 | Status = GetHIInputBoolean (&IsEfiApp);\r | |
295 | if (EFI_ERROR(Status)) {\r | |
296 | return EFI_ABORTED;\r | |
297 | }\r | |
298 | }\r | |
ea46ebbe | 299 | }\r |
300 | \r | |
301 | if (IsEfiApp) {\r | |
5e6322a5 | 302 | Print(L"Is your application an OS loader? ");\r |
ea46ebbe | 303 | Status = GetHIInputBoolean (&IsBootLoader);\r |
304 | if (EFI_ERROR(Status)) {\r | |
305 | return EFI_ABORTED;\r | |
306 | }\r | |
307 | if (!IsBootLoader) {\r | |
308 | *Attributes |= LOAD_OPTION_CATEGORY_APP;\r | |
309 | }\r | |
310 | *BootType = BDS_LOADER_EFI_APPLICATION;\r | |
311 | } else {\r | |
312 | Print(L"Has FDT support? ");\r | |
313 | Status = GetHIInputBoolean (&HasFDTSupport);\r | |
314 | if (EFI_ERROR(Status)) {\r | |
315 | return EFI_ABORTED;\r | |
316 | }\r | |
317 | if (HasFDTSupport) {\r | |
318 | *BootType = BDS_LOADER_KERNEL_LINUX_FDT;\r | |
319 | } else {\r | |
320 | *BootType = BDS_LOADER_KERNEL_LINUX_ATAG;\r | |
321 | }\r | |
322 | }\r | |
323 | \r | |
324 | return EFI_SUCCESS;\r | |
325 | }\r | |
326 | \r | |
327 | EFI_STATUS\r | |
328 | BdsLoadOptionFileSystemList (\r | |
329 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
330 | )\r | |
331 | {\r | |
332 | EFI_STATUS Status;\r | |
333 | UINTN HandleCount;\r | |
334 | EFI_HANDLE *HandleBuffer;\r | |
335 | UINTN Index;\r | |
336 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
337 | EFI_SIMPLE_FILE_SYSTEM_PROTOCOL* FileProtocol;\r | |
338 | EFI_FILE_HANDLE Fs;\r | |
339 | UINTN Size;\r | |
340 | EFI_FILE_SYSTEM_INFO* FsInfo;\r | |
341 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
342 | \r | |
343 | // List all the Simple File System Protocols\r | |
344 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiSimpleFileSystemProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
345 | if (EFI_ERROR (Status)) {\r | |
346 | return Status;\r | |
347 | }\r | |
348 | \r | |
349 | for (Index = 0; Index < HandleCount; Index++) {\r | |
350 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r | |
351 | if (!EFI_ERROR(Status)) {\r | |
352 | // Allocate BDS Supported Device structure\r | |
2ccfb71e | 353 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool (sizeof(BDS_SUPPORTED_DEVICE));\r |
ea46ebbe | 354 | \r |
355 | FileProtocol = NULL;\r | |
356 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiSimpleFileSystemProtocolGuid, (VOID **)&FileProtocol);\r | |
357 | ASSERT_EFI_ERROR(Status);\r | |
358 | \r | |
359 | FileProtocol->OpenVolume (FileProtocol, &Fs);\r | |
360 | \r | |
361 | // Generate a Description from the file system\r | |
362 | Size = 0;\r | |
363 | FsInfo = NULL;\r | |
364 | Status = Fs->GetInfo (Fs, &gEfiFileSystemInfoGuid, &Size, FsInfo);\r | |
365 | if (Status == EFI_BUFFER_TOO_SMALL) {\r | |
366 | FsInfo = AllocatePool (Size);\r | |
367 | Status = Fs->GetInfo (Fs, &gEfiFileSystemInfoGuid, &Size, FsInfo);\r | |
368 | }\r | |
369 | UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"%s (%d MB)",FsInfo->VolumeLabel,(UINT32)(FsInfo->VolumeSize / (1024 * 1024)));\r | |
370 | FreePool(FsInfo);\r | |
371 | Fs->Close (Fs);\r | |
372 | \r | |
373 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
374 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_FILESYSTEM];\r | |
375 | \r | |
376 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
377 | }\r | |
378 | }\r | |
379 | \r | |
380 | return EFI_SUCCESS;\r | |
381 | }\r | |
382 | \r | |
383 | EFI_STATUS\r | |
384 | BdsLoadOptionFileSystemCreateDevicePath (\r | |
22a262c8 | 385 | IN CHAR16* FileName,\r |
889ac6a8 | 386 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 387 | )\r |
388 | {\r | |
389 | EFI_STATUS Status;\r | |
390 | FILEPATH_DEVICE_PATH* FilePathDevicePath;\r | |
74b96132 | 391 | CHAR16 BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r |
ea46ebbe | 392 | UINTN BootFilePathSize;\r |
393 | \r | |
22a262c8 | 394 | Print(L"File path of the %s: ", FileName);\r |
74b96132 | 395 | Status = GetHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r |
ea46ebbe | 396 | if (EFI_ERROR(Status)) {\r |
397 | return EFI_ABORTED;\r | |
398 | }\r | |
399 | \r | |
74b96132 | 400 | BootFilePathSize = StrSize (BootFilePath);\r |
401 | if (BootFilePathSize == 2) {\r | |
ecc62d13 | 402 | *DevicePathNodes = NULL;\r |
656416bc | 403 | return EFI_NOT_FOUND;\r |
404 | }\r | |
405 | \r | |
ea46ebbe | 406 | // Create the FilePath Device Path node\r |
ecc62d13 | 407 | FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize + END_DEVICE_PATH_LENGTH);\r |
ea46ebbe | 408 | FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r |
409 | FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r | |
410 | SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
411 | CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r | |
ecc62d13 | 412 | SetDevicePathEndNode ((VOID*)((UINTN)FilePathDevicePath + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize));\r |
55a9f75d | 413 | *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL*)FilePathDevicePath;\r |
ea46ebbe | 414 | \r |
415 | return Status;\r | |
416 | }\r | |
417 | \r | |
418 | EFI_STATUS\r | |
419 | BdsLoadOptionFileSystemUpdateDevicePath (\r | |
22a262c8 | 420 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
421 | IN CHAR16* FileName,\r | |
889ac6a8 | 422 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 423 | )\r |
424 | {\r | |
425 | EFI_STATUS Status;\r | |
74b96132 | 426 | CHAR16 BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r |
ea46ebbe | 427 | UINTN BootFilePathSize;\r |
428 | FILEPATH_DEVICE_PATH* EndingDevicePath;\r | |
429 | FILEPATH_DEVICE_PATH* FilePathDevicePath;\r | |
430 | EFI_DEVICE_PATH* DevicePath;\r | |
431 | \r | |
0db25ccc | 432 | DevicePath = DuplicateDevicePath (OldDevicePath);\r |
ea46ebbe | 433 | \r |
656416bc | 434 | EndingDevicePath = (FILEPATH_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r |
3402aac7 | 435 | \r |
22a262c8 | 436 | Print(L"File path of the %s: ", FileName);\r |
74b96132 | 437 | StrnCpy (BootFilePath, EndingDevicePath->PathName, BOOT_DEVICE_FILEPATH_MAX);\r |
438 | Status = EditHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r | |
ea46ebbe | 439 | if (EFI_ERROR(Status)) {\r |
440 | return Status;\r | |
441 | }\r | |
442 | \r | |
74b96132 | 443 | BootFilePathSize = StrSize(BootFilePath);\r |
444 | if (BootFilePathSize == 2) {\r | |
656416bc | 445 | *NewDevicePath = NULL;\r |
446 | return EFI_NOT_FOUND;\r | |
447 | }\r | |
448 | \r | |
ea46ebbe | 449 | // Create the FilePath Device Path node\r |
450 | FilePathDevicePath = (FILEPATH_DEVICE_PATH*)AllocatePool(SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
451 | FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r | |
452 | FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r | |
453 | SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
454 | CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r | |
ea46ebbe | 455 | \r |
456 | // Generate the new Device Path by replacing the last node by the updated node\r | |
457 | SetDevicePathEndNode (EndingDevicePath);\r | |
458 | *NewDevicePath = AppendDevicePathNode (DevicePath, (CONST EFI_DEVICE_PATH_PROTOCOL *)FilePathDevicePath);\r | |
459 | FreePool(DevicePath);\r | |
460 | \r | |
656416bc | 461 | return EFI_SUCCESS;\r |
ea46ebbe | 462 | }\r |
463 | \r | |
22a50a13 RC |
464 | /**\r |
465 | Check if a boot option path is a file system boot option path or not.\r | |
466 | \r | |
467 | The device specified by the beginning of the path has to support the Simple File\r | |
468 | System protocol. Furthermore, the remaining part of the path has to be composed of\r | |
469 | a single node of type MEDIA_DEVICE_PATH and sub-type MEDIA_FILEPATH_DP.\r | |
470 | \r | |
471 | @param[in] DevicePath Complete device path of a boot option.\r | |
472 | \r | |
473 | @retval FALSE The boot option path has not been identified as that of a\r | |
474 | file system boot option.\r | |
475 | @retval TRUE The boot option path is a file system boot option.\r | |
476 | **/\r | |
ea46ebbe | 477 | BOOLEAN\r |
478 | BdsLoadOptionFileSystemIsSupported (\r | |
22a50a13 | 479 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 480 | )\r |
481 | {\r | |
22a50a13 RC |
482 | EFI_STATUS Status;\r |
483 | EFI_HANDLE Handle;\r | |
484 | EFI_DEVICE_PATH *RemainingDevicePath;\r | |
485 | EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *FileProtocol;\r | |
ea46ebbe | 486 | \r |
22a50a13 RC |
487 | Status = BdsConnectDevicePath (DevicePath, &Handle, &RemainingDevicePath);\r |
488 | if (EFI_ERROR (Status)) {\r | |
489 | return FALSE;\r | |
490 | }\r | |
491 | \r | |
492 | Status = gBS->HandleProtocol (\r | |
493 | Handle,\r | |
494 | &gEfiSimpleFileSystemProtocolGuid,\r | |
495 | (VOID **)(&FileProtocol)\r | |
496 | );\r | |
497 | if (EFI_ERROR (Status)) {\r | |
498 | return FALSE;\r | |
499 | }\r | |
ea46ebbe | 500 | \r |
22a50a13 RC |
501 | if (!IS_DEVICE_PATH_NODE (RemainingDevicePath, MEDIA_DEVICE_PATH, MEDIA_FILEPATH_DP))\r |
502 | return FALSE;\r | |
503 | \r | |
504 | return TRUE;\r | |
ea46ebbe | 505 | }\r |
506 | \r | |
507 | STATIC\r | |
508 | BOOLEAN\r | |
509 | IsParentDevicePath (\r | |
510 | IN EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath,\r | |
511 | IN EFI_DEVICE_PATH_PROTOCOL *ChildDevicePath\r | |
512 | )\r | |
513 | {\r | |
514 | UINTN ParentSize;\r | |
515 | UINTN ChildSize;\r | |
516 | \r | |
517 | ParentSize = GetDevicePathSize (ParentDevicePath);\r | |
518 | ChildSize = GetDevicePathSize (ChildDevicePath);\r | |
519 | \r | |
520 | if (ParentSize > ChildSize) {\r | |
521 | return FALSE;\r | |
522 | }\r | |
523 | \r | |
524 | if (CompareMem (ParentDevicePath, ChildDevicePath, ParentSize - END_DEVICE_PATH_LENGTH) != 0) {\r | |
525 | return FALSE;\r | |
526 | }\r | |
527 | \r | |
528 | return TRUE;\r | |
529 | }\r | |
530 | \r | |
531 | EFI_STATUS\r | |
532 | BdsLoadOptionMemMapList (\r | |
533 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
534 | )\r | |
535 | {\r | |
3a0e4800 HL |
536 | EFI_STATUS Status;\r |
537 | UINTN HandleCount;\r | |
538 | EFI_HANDLE *HandleBuffer;\r | |
539 | UINTN DevicePathHandleCount;\r | |
540 | EFI_HANDLE *DevicePathHandleBuffer;\r | |
541 | BOOLEAN IsParent;\r | |
542 | UINTN Index;\r | |
543 | UINTN Index2;\r | |
544 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
545 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
546 | EFI_DEVICE_PATH* DevicePath;\r | |
547 | EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *FileProtocol;\r | |
548 | EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *FvbProtocol;\r | |
ea46ebbe | 549 | \r |
550 | // List all the BlockIo Protocols\r | |
551 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiBlockIoProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
552 | if (EFI_ERROR (Status)) {\r | |
553 | return Status;\r | |
554 | }\r | |
555 | \r | |
556 | for (Index = 0; Index < HandleCount; Index++) {\r | |
3a0e4800 HL |
557 | // We only select handles WITH a Device Path AND not part of Media (to\r |
558 | // avoid duplication with HardDisk, CDROM, etc). Skip handles used by\r | |
559 | // Simple Filesystem or used for Variable Storage.\r | |
560 | \r | |
561 | \r | |
562 | Status = gBS->HandleProtocol (HandleBuffer[Index],\r | |
563 | &gEfiSimpleFileSystemProtocolGuid,\r | |
564 | (VOID *)&FileProtocol);\r | |
565 | if (!EFI_ERROR(Status)) {\r | |
566 | // SimpleFilesystem supported on this handle, skip\r | |
567 | continue;\r | |
568 | }\r | |
569 | \r | |
570 | Status = gBS->HandleProtocol (HandleBuffer[Index],\r | |
571 | &gEfiFirmwareVolumeBlockProtocolGuid,\r | |
572 | (VOID *)&FvbProtocol);\r | |
573 | if (!EFI_ERROR(Status)) {\r | |
574 | // Firmware Volme Block / Variable storage supported on this handle, skip\r | |
575 | continue;\r | |
576 | }\r | |
577 | \r | |
578 | Status = gBS->HandleProtocol (HandleBuffer[Index],\r | |
579 | &gEfiFirmwareVolumeBlock2ProtocolGuid,\r | |
580 | (VOID *)&FvbProtocol);\r | |
581 | if (!EFI_ERROR(Status)) {\r | |
582 | // Firmware Volme Block / Variable storage supported on this handle, skip\r | |
583 | continue;\r | |
584 | }\r | |
585 | \r | |
ea46ebbe | 586 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r |
587 | if (!EFI_ERROR(Status)) {\r | |
588 | // BlockIo is not part of Media Device Path\r | |
589 | DevicePath = DevicePathProtocol;\r | |
590 | while (!IsDevicePathEndType (DevicePath) && (DevicePathType (DevicePath) != MEDIA_DEVICE_PATH)) {\r | |
591 | DevicePath = NextDevicePathNode (DevicePath);\r | |
592 | }\r | |
593 | if (DevicePathType (DevicePath) == MEDIA_DEVICE_PATH) {\r | |
594 | continue;\r | |
595 | }\r | |
596 | \r | |
597 | // Open all the handle supporting the DevicePath protocol and verify this handle has not got any child\r | |
598 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiDevicePathProtocolGuid, NULL, &DevicePathHandleCount, &DevicePathHandleBuffer);\r | |
599 | ASSERT_EFI_ERROR (Status);\r | |
600 | IsParent = FALSE;\r | |
601 | for (Index2 = 0; (Index2 < DevicePathHandleCount) && !IsParent; Index2++) {\r | |
602 | if (HandleBuffer[Index] != DevicePathHandleBuffer[Index2]) {\r | |
603 | gBS->HandleProtocol (DevicePathHandleBuffer[Index2], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePath);\r | |
604 | if (IsParentDevicePath (DevicePathProtocol, DevicePath)) {\r | |
605 | IsParent = TRUE;\r | |
606 | }\r | |
607 | }\r | |
608 | }\r | |
609 | if (IsParent) {\r | |
610 | continue;\r | |
611 | }\r | |
612 | \r | |
613 | // Allocate BDS Supported Device structure\r | |
614 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r | |
615 | \r | |
616 | Status = GenerateDeviceDescriptionName (HandleBuffer[Index], SupportedDevice->Description);\r | |
617 | ASSERT_EFI_ERROR (Status);\r | |
618 | \r | |
619 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
620 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_MEMMAP];\r | |
621 | \r | |
622 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
623 | }\r | |
624 | }\r | |
625 | \r | |
626 | return EFI_SUCCESS;\r | |
627 | }\r | |
628 | \r | |
629 | EFI_STATUS\r | |
630 | BdsLoadOptionMemMapCreateDevicePath (\r | |
22a262c8 | 631 | IN CHAR16* FileName,\r |
889ac6a8 | 632 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 633 | )\r |
634 | {\r | |
22a262c8 | 635 | EFI_STATUS Status;\r |
636 | MEMMAP_DEVICE_PATH *MemMapDevicePath;\r | |
637 | CHAR16 StrStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
638 | CHAR16 StrEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
ea46ebbe | 639 | \r |
22a262c8 | 640 | Print(L"Starting Address of the %s: ", FileName);\r |
641 | Status = GetHIInputStr (StrStartingAddress, BOOT_DEVICE_ADDRESS_MAX);\r | |
ea46ebbe | 642 | if (EFI_ERROR(Status)) {\r |
643 | return EFI_ABORTED;\r | |
644 | }\r | |
645 | \r | |
22a262c8 | 646 | Print(L"Ending Address of the %s: ", FileName);\r |
647 | Status = GetHIInputStr (StrEndingAddress, BOOT_DEVICE_ADDRESS_MAX);\r | |
ea46ebbe | 648 | if (EFI_ERROR(Status)) {\r |
649 | return EFI_ABORTED;\r | |
650 | }\r | |
651 | \r | |
652 | // Create the MemMap Device Path Node\r | |
22a262c8 | 653 | MemMapDevicePath = (MEMMAP_DEVICE_PATH*)AllocatePool (sizeof(MEMMAP_DEVICE_PATH) + END_DEVICE_PATH_LENGTH);\r |
ea46ebbe | 654 | MemMapDevicePath->Header.Type = HARDWARE_DEVICE_PATH;\r |
655 | MemMapDevicePath->Header.SubType = HW_MEMMAP_DP;\r | |
22a262c8 | 656 | SetDevicePathNodeLength (MemMapDevicePath, sizeof(MEMMAP_DEVICE_PATH));\r |
ea46ebbe | 657 | MemMapDevicePath->MemoryType = EfiBootServicesData;\r |
74b96132 | 658 | MemMapDevicePath->StartingAddress = StrHexToUint64 (StrStartingAddress);\r |
659 | MemMapDevicePath->EndingAddress = StrHexToUint64 (StrEndingAddress);\r | |
ea46ebbe | 660 | \r |
22a262c8 | 661 | // Set a Device Path End Node after the Memory Map Device Path Node\r |
662 | SetDevicePathEndNode (MemMapDevicePath + 1);\r | |
55a9f75d | 663 | *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL*)MemMapDevicePath;\r |
ea46ebbe | 664 | \r |
665 | return Status;\r | |
666 | }\r | |
667 | \r | |
668 | EFI_STATUS\r | |
669 | BdsLoadOptionMemMapUpdateDevicePath (\r | |
22a262c8 | 670 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
671 | IN CHAR16* FileName,\r | |
889ac6a8 | 672 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 673 | )\r |
674 | {\r | |
6bab33c7 | 675 | EFI_STATUS Status;\r |
74b96132 | 676 | CHAR16 StrStartingAddress[BOOT_DEVICE_ADDRESS_MAX];\r |
677 | CHAR16 StrEndingAddress[BOOT_DEVICE_ADDRESS_MAX];\r | |
6bab33c7 | 678 | MEMMAP_DEVICE_PATH* EndingDevicePath;\r |
679 | EFI_DEVICE_PATH* DevicePath;\r | |
680 | \r | |
656416bc | 681 | DevicePath = DuplicateDevicePath (OldDevicePath);\r |
6bab33c7 | 682 | EndingDevicePath = (MEMMAP_DEVICE_PATH*)GetLastDevicePathNode (DevicePath);\r |
683 | \r | |
22a262c8 | 684 | Print(L"Starting Address of the %s: ", FileName);\r |
74b96132 | 685 | UnicodeSPrint (StrStartingAddress, BOOT_DEVICE_ADDRESS_MAX, L"0x%X", (UINTN)EndingDevicePath->StartingAddress);\r |
686 | Status = EditHIInputStr (StrStartingAddress, BOOT_DEVICE_ADDRESS_MAX);\r | |
6bab33c7 | 687 | if (EFI_ERROR(Status)) {\r |
688 | return EFI_ABORTED;\r | |
689 | }\r | |
690 | \r | |
22a262c8 | 691 | Print(L"Ending Address of the %s: ", FileName);\r |
74b96132 | 692 | UnicodeSPrint (StrEndingAddress, BOOT_DEVICE_ADDRESS_MAX, L"0x%X", (UINTN)EndingDevicePath->EndingAddress);\r |
693 | Status = EditHIInputStr (StrEndingAddress, BOOT_DEVICE_ADDRESS_MAX);\r | |
6bab33c7 | 694 | if (EFI_ERROR(Status)) {\r |
695 | return EFI_ABORTED;\r | |
696 | }\r | |
697 | \r | |
74b96132 | 698 | EndingDevicePath->StartingAddress = StrHexToUint64 (StrStartingAddress);\r |
699 | EndingDevicePath->EndingAddress = StrHexToUint64 (StrEndingAddress);\r | |
6bab33c7 | 700 | \r |
6bab33c7 | 701 | if (EFI_ERROR(Status)) {\r |
702 | FreePool(DevicePath);\r | |
703 | } else {\r | |
704 | *NewDevicePath = DevicePath;\r | |
705 | }\r | |
706 | \r | |
707 | return Status;\r | |
ea46ebbe | 708 | }\r |
709 | \r | |
22a50a13 RC |
710 | /**\r |
711 | Check if a boot option path is a memory map boot option path or not.\r | |
712 | \r | |
713 | The device specified by the beginning of the path has to support the BlockIo\r | |
714 | protocol. Furthermore, the remaining part of the path has to be composed of\r | |
715 | a single node of type HARDWARE_DEVICE_PATH and sub-type HW_MEMMAP_DP.\r | |
716 | \r | |
717 | @param[in] DevicePath Complete device path of a boot option.\r | |
718 | \r | |
719 | @retval FALSE The boot option path has not been identified as that of a\r | |
720 | memory map boot option.\r | |
721 | @retval TRUE The boot option path is a a memory map boot option.\r | |
722 | **/\r | |
ea46ebbe | 723 | BOOLEAN\r |
724 | BdsLoadOptionMemMapIsSupported (\r | |
22a50a13 | 725 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 726 | )\r |
727 | {\r | |
22a50a13 RC |
728 | EFI_STATUS Status;\r |
729 | EFI_HANDLE Handle;\r | |
730 | EFI_DEVICE_PATH *RemainingDevicePath;\r | |
731 | EFI_BLOCK_IO_PROTOCOL *BlockIoProtocol;\r | |
732 | \r | |
733 | Status = BdsConnectDevicePath (DevicePath, &Handle, &RemainingDevicePath);\r | |
734 | if (EFI_ERROR (Status)) {\r | |
735 | return FALSE;\r | |
736 | }\r | |
ea46ebbe | 737 | \r |
22a50a13 RC |
738 | Status = gBS->HandleProtocol (\r |
739 | Handle,\r | |
740 | &gEfiBlockIoProtocolGuid,\r | |
741 | (VOID **)(&BlockIoProtocol)\r | |
742 | );\r | |
743 | if (EFI_ERROR (Status)) {\r | |
744 | return FALSE;\r | |
745 | }\r | |
ea46ebbe | 746 | \r |
22a50a13 RC |
747 | if (!IS_DEVICE_PATH_NODE (RemainingDevicePath, HARDWARE_DEVICE_PATH, HW_MEMMAP_DP))\r |
748 | return FALSE;\r | |
749 | \r | |
750 | return TRUE;\r | |
ea46ebbe | 751 | }\r |
752 | \r | |
753 | EFI_STATUS\r | |
754 | BdsLoadOptionPxeList (\r | |
755 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
756 | )\r | |
757 | {\r | |
758 | EFI_STATUS Status;\r | |
759 | UINTN HandleCount;\r | |
760 | EFI_HANDLE *HandleBuffer;\r | |
761 | UINTN Index;\r | |
762 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
763 | EFI_DEVICE_PATH_PROTOCOL* DevicePathProtocol;\r | |
764 | EFI_SIMPLE_NETWORK_PROTOCOL* SimpleNet;\r | |
765 | CHAR16 DeviceDescription[BOOT_DEVICE_DESCRIPTION_MAX];\r | |
766 | EFI_MAC_ADDRESS *Mac;\r | |
767 | \r | |
768 | // List all the PXE Protocols\r | |
769 | Status = gBS->LocateHandleBuffer (ByProtocol, &gEfiPxeBaseCodeProtocolGuid, NULL, &HandleCount, &HandleBuffer);\r | |
770 | if (EFI_ERROR (Status)) {\r | |
771 | return Status;\r | |
772 | }\r | |
773 | \r | |
774 | for (Index = 0; Index < HandleCount; Index++) {\r | |
775 | // We only select the handle WITH a Device Path AND the PXE Protocol\r | |
776 | Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID **)&DevicePathProtocol);\r | |
777 | if (!EFI_ERROR(Status)) {\r | |
778 | // Allocate BDS Supported Device structure\r | |
779 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool(sizeof(BDS_SUPPORTED_DEVICE));\r | |
780 | \r | |
781 | Status = gBS->LocateProtocol (&gEfiSimpleNetworkProtocolGuid, NULL, (VOID **)&SimpleNet);\r | |
782 | if (!EFI_ERROR(Status)) {\r | |
783 | Mac = &SimpleNet->Mode->CurrentAddress;\r | |
784 | 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 | |
785 | } else {\r | |
786 | Status = GenerateDeviceDescriptionName (HandleBuffer[Index], DeviceDescription);\r | |
787 | ASSERT_EFI_ERROR (Status);\r | |
788 | }\r | |
789 | UnicodeSPrint (SupportedDevice->Description,BOOT_DEVICE_DESCRIPTION_MAX,L"PXE on %s",DeviceDescription);\r | |
790 | \r | |
791 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
792 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_PXE];\r | |
793 | \r | |
794 | InsertTailList (BdsLoadOptionList,&SupportedDevice->Link);\r | |
795 | }\r | |
796 | }\r | |
797 | \r | |
798 | return EFI_SUCCESS;\r | |
799 | }\r | |
800 | \r | |
801 | EFI_STATUS\r | |
802 | BdsLoadOptionPxeCreateDevicePath (\r | |
22a262c8 | 803 | IN CHAR16* FileName,\r |
889ac6a8 | 804 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 805 | )\r |
806 | {\r | |
ecc62d13 | 807 | *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);\r |
808 | SetDevicePathEndNode (*DevicePathNodes);\r | |
55a9f75d | 809 | \r |
ea46ebbe | 810 | return EFI_SUCCESS;\r |
811 | }\r | |
812 | \r | |
2db16368 RC |
813 | /**\r |
814 | Update the parameters of a Pxe boot option\r | |
815 | \r | |
816 | @param[in] OldDevicePath Current complete device path of the Pxe boot option.\r | |
817 | This has to be a valid complete Pxe boot option path.\r | |
818 | @param[in] FileName Description of the file the path is asked for\r | |
819 | @param[out] NewDevicePath Pointer to the new complete device path.\r | |
820 | \r | |
821 | @retval EFI_SUCCESS Update completed\r | |
822 | @retval EFI_OUT_OF_RESOURCES Fail to perform the update due to lack of resource\r | |
823 | **/\r | |
ea46ebbe | 824 | EFI_STATUS\r |
825 | BdsLoadOptionPxeUpdateDevicePath (\r | |
22a262c8 | 826 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
827 | IN CHAR16* FileName,\r | |
889ac6a8 | 828 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r |
ea46ebbe | 829 | )\r |
830 | {\r | |
2db16368 RC |
831 | //\r |
832 | // Make a copy of the complete device path that is made of :\r | |
833 | // the device path of the device supporting the Pxe base code protocol\r | |
834 | // followed by an end node.\r | |
835 | //\r | |
836 | *NewDevicePath = DuplicateDevicePath (OldDevicePath);\r | |
837 | if (*NewDevicePath == NULL) {\r | |
838 | return EFI_OUT_OF_RESOURCES;\r | |
839 | } else {\r | |
840 | return EFI_SUCCESS;\r | |
841 | }\r | |
ea46ebbe | 842 | }\r |
843 | \r | |
844 | BOOLEAN\r | |
845 | BdsLoadOptionPxeIsSupported (\r | |
22a50a13 | 846 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 847 | )\r |
848 | {\r | |
849 | EFI_STATUS Status;\r | |
850 | EFI_HANDLE Handle;\r | |
851 | EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath;\r | |
852 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBcProtocol;\r | |
853 | \r | |
22a262c8 | 854 | Status = BdsConnectDevicePath (DevicePath, &Handle, &RemainingDevicePath);\r |
ea46ebbe | 855 | if (EFI_ERROR(Status)) {\r |
856 | return FALSE;\r | |
857 | }\r | |
858 | \r | |
859 | if (!IsDevicePathEnd(RemainingDevicePath)) {\r | |
860 | return FALSE;\r | |
861 | }\r | |
862 | \r | |
863 | Status = gBS->HandleProtocol (Handle, &gEfiPxeBaseCodeProtocolGuid, (VOID **)&PxeBcProtocol);\r | |
864 | if (EFI_ERROR (Status)) {\r | |
865 | return FALSE;\r | |
866 | } else {\r | |
867 | return TRUE;\r | |
868 | }\r | |
869 | }\r | |
870 | \r | |
061568e2 RC |
871 | /**\r |
872 | Add to the list of boot devices the devices allowing a TFTP boot\r | |
873 | \r | |
874 | @param[in] BdsLoadOptionList List of devices to boot from\r | |
875 | \r | |
876 | @retval EFI_SUCCESS Update completed\r | |
877 | @retval EFI_OUT_OF_RESOURCES Fail to perform the update due to lack of resource\r | |
878 | **/\r | |
ea46ebbe | 879 | EFI_STATUS\r |
880 | BdsLoadOptionTftpList (\r | |
881 | IN OUT LIST_ENTRY* BdsLoadOptionList\r | |
882 | )\r | |
883 | {\r | |
061568e2 RC |
884 | EFI_STATUS Status;\r |
885 | UINTN HandleCount;\r | |
886 | EFI_HANDLE *HandleBuffer;\r | |
887 | EFI_HANDLE Handle;\r | |
888 | UINTN Index;\r | |
889 | EFI_DEVICE_PATH_PROTOCOL *DevicePathProtocol;\r | |
890 | VOID *Interface;\r | |
891 | EFI_SIMPLE_NETWORK_PROTOCOL *SimpleNetworkProtocol;\r | |
892 | BDS_SUPPORTED_DEVICE *SupportedDevice;\r | |
893 | EFI_MAC_ADDRESS *Mac;\r | |
ea46ebbe | 894 | \r |
061568e2 RC |
895 | //\r |
896 | // List all the handles on which the Simple Network Protocol is installed.\r | |
897 | //\r | |
898 | Status = gBS->LocateHandleBuffer (\r | |
899 | ByProtocol,\r | |
900 | &gEfiSimpleNetworkProtocolGuid,\r | |
901 | NULL,\r | |
902 | &HandleCount,\r | |
903 | &HandleBuffer\r | |
904 | );\r | |
ea46ebbe | 905 | if (EFI_ERROR (Status)) {\r |
906 | return Status;\r | |
907 | }\r | |
908 | \r | |
909 | for (Index = 0; Index < HandleCount; Index++) {\r | |
061568e2 RC |
910 | Handle = HandleBuffer[Index];\r |
911 | //\r | |
912 | // We select the handles that support :\r | |
913 | // . the Device Path Protocol\r | |
914 | // . the MTFTP4 Protocol\r | |
915 | //\r | |
916 | Status = gBS->HandleProtocol (\r | |
917 | Handle,\r | |
918 | &gEfiDevicePathProtocolGuid,\r | |
919 | (VOID **)&DevicePathProtocol\r | |
920 | );\r | |
921 | if (EFI_ERROR (Status)) {\r | |
922 | continue;\r | |
923 | }\r | |
ea46ebbe | 924 | \r |
061568e2 RC |
925 | Status = gBS->HandleProtocol (\r |
926 | Handle,\r | |
927 | &gEfiMtftp4ServiceBindingProtocolGuid,\r | |
928 | &Interface\r | |
929 | );\r | |
930 | if (EFI_ERROR (Status)) {\r | |
931 | continue;\r | |
932 | }\r | |
ea46ebbe | 933 | \r |
061568e2 RC |
934 | Status = gBS->HandleProtocol (\r |
935 | Handle,\r | |
936 | &gEfiSimpleNetworkProtocolGuid,\r | |
937 | (VOID **)&SimpleNetworkProtocol\r | |
938 | );\r | |
939 | if (EFI_ERROR (Status)) {\r | |
940 | continue;\r | |
941 | }\r | |
ea46ebbe | 942 | \r |
061568e2 RC |
943 | // Allocate BDS Supported Device structure\r |
944 | SupportedDevice = (BDS_SUPPORTED_DEVICE*)AllocatePool (sizeof (BDS_SUPPORTED_DEVICE));\r | |
945 | if (SupportedDevice == NULL) {\r | |
946 | continue;\r | |
ea46ebbe | 947 | }\r |
061568e2 RC |
948 | \r |
949 | Mac = &SimpleNetworkProtocol->Mode->CurrentAddress;\r | |
950 | UnicodeSPrint (\r | |
951 | SupportedDevice->Description,\r | |
952 | BOOT_DEVICE_DESCRIPTION_MAX,\r | |
953 | L"TFTP on MAC Address: %02x:%02x:%02x:%02x:%02x:%02x",\r | |
954 | Mac->Addr[0], Mac->Addr[1], Mac->Addr[2], Mac->Addr[3], Mac->Addr[4], Mac->Addr[5]\r | |
955 | );\r | |
956 | \r | |
957 | SupportedDevice->DevicePathProtocol = DevicePathProtocol;\r | |
958 | SupportedDevice->Support = &BdsLoadOptionSupportList[BDS_DEVICE_TFTP];\r | |
959 | \r | |
960 | InsertTailList (BdsLoadOptionList, &SupportedDevice->Link);\r | |
ea46ebbe | 961 | }\r |
962 | \r | |
963 | return EFI_SUCCESS;\r | |
964 | }\r | |
965 | \r | |
966 | EFI_STATUS\r | |
967 | BdsLoadOptionTftpCreateDevicePath (\r | |
22a262c8 | 968 | IN CHAR16* FileName,\r |
889ac6a8 | 969 | OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathNodes\r |
ea46ebbe | 970 | )\r |
971 | {\r | |
061568e2 RC |
972 | EFI_STATUS Status;\r |
973 | BOOLEAN IsDHCP;\r | |
974 | EFI_IP_ADDRESS LocalIp;\r | |
975 | EFI_IP_ADDRESS SubnetMask;\r | |
976 | EFI_IP_ADDRESS GatewayIp;\r | |
977 | EFI_IP_ADDRESS RemoteIp;\r | |
978 | IPv4_DEVICE_PATH *IPv4DevicePathNode;\r | |
979 | FILEPATH_DEVICE_PATH *FilePathDevicePath;\r | |
980 | CHAR16 BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r | |
981 | UINTN BootFilePathSize;\r | |
ea46ebbe | 982 | \r |
061568e2 | 983 | Print (L"Get the IP address from DHCP: ");\r |
ea46ebbe | 984 | Status = GetHIInputBoolean (&IsDHCP);\r |
061568e2 | 985 | if (EFI_ERROR (Status)) {\r |
ea46ebbe | 986 | return EFI_ABORTED;\r |
987 | }\r | |
988 | \r | |
989 | if (!IsDHCP) {\r | |
061568e2 | 990 | Print (L"Local static IP address: ");\r |
ea46ebbe | 991 | Status = GetHIInputIP (&LocalIp);\r |
061568e2 RC |
992 | if (EFI_ERROR (Status)) {\r |
993 | return EFI_ABORTED;\r | |
994 | }\r | |
995 | Print (L"Get the network mask: ");\r | |
996 | Status = GetHIInputIP (&SubnetMask);\r | |
997 | if (EFI_ERROR (Status)) {\r | |
998 | return EFI_ABORTED;\r | |
999 | }\r | |
1000 | Print (L"Get the gateway IP address: ");\r | |
1001 | Status = GetHIInputIP (&GatewayIp);\r | |
1002 | if (EFI_ERROR (Status)) {\r | |
ea46ebbe | 1003 | return EFI_ABORTED;\r |
1004 | }\r | |
1005 | }\r | |
1006 | \r | |
061568e2 | 1007 | Print (L"Get the TFTP server IP address: ");\r |
ea46ebbe | 1008 | Status = GetHIInputIP (&RemoteIp);\r |
061568e2 | 1009 | if (EFI_ERROR (Status)) {\r |
ea46ebbe | 1010 | return EFI_ABORTED;\r |
1011 | }\r | |
1012 | \r | |
061568e2 | 1013 | Print (L"File path of the %s : ", FileName);\r |
74b96132 | 1014 | Status = GetHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r |
061568e2 | 1015 | if (EFI_ERROR (Status)) {\r |
ea46ebbe | 1016 | return EFI_ABORTED;\r |
1017 | }\r | |
1018 | \r | |
ea46ebbe | 1019 | BootFilePathSize = StrSize(BootFilePath);\r |
74b96132 | 1020 | if (BootFilePathSize == 2) {\r |
1021 | return EFI_NOT_FOUND;\r | |
1022 | }\r | |
ea46ebbe | 1023 | \r |
1024 | // Allocate the memory for the IPv4 + File Path Device Path Nodes\r | |
ecc62d13 | 1025 | IPv4DevicePathNode = (IPv4_DEVICE_PATH*)AllocatePool(sizeof(IPv4_DEVICE_PATH) + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize + END_DEVICE_PATH_LENGTH);\r |
ea46ebbe | 1026 | \r |
1027 | // Create the IPv4 Device Path\r | |
1028 | IPv4DevicePathNode->Header.Type = MESSAGING_DEVICE_PATH;\r | |
1029 | IPv4DevicePathNode->Header.SubType = MSG_IPv4_DP;\r | |
1030 | SetDevicePathNodeLength (&IPv4DevicePathNode->Header, sizeof(IPv4_DEVICE_PATH));\r | |
061568e2 RC |
1031 | \r |
1032 | if (!IsDHCP) {\r | |
1033 | CopyMem (&IPv4DevicePathNode->LocalIpAddress, &LocalIp.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
1034 | CopyMem (&IPv4DevicePathNode->SubnetMask, &SubnetMask.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
1035 | CopyMem (&IPv4DevicePathNode->GatewayIpAddress, &GatewayIp.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
1036 | }\r | |
1037 | \r | |
ea46ebbe | 1038 | CopyMem (&IPv4DevicePathNode->RemoteIpAddress, &RemoteIp.v4, sizeof (EFI_IPv4_ADDRESS));\r |
1039 | IPv4DevicePathNode->LocalPort = 0;\r | |
1040 | IPv4DevicePathNode->RemotePort = 0;\r | |
1041 | IPv4DevicePathNode->Protocol = EFI_IP_PROTO_TCP;\r | |
1042 | IPv4DevicePathNode->StaticIpAddress = (IsDHCP != TRUE);\r | |
1043 | \r | |
1044 | // Create the FilePath Device Path node\r | |
1045 | FilePathDevicePath = (FILEPATH_DEVICE_PATH*)(IPv4DevicePathNode + 1);\r | |
1046 | FilePathDevicePath->Header.Type = MEDIA_DEVICE_PATH;\r | |
1047 | FilePathDevicePath->Header.SubType = MEDIA_FILEPATH_DP;\r | |
1048 | SetDevicePathNodeLength (FilePathDevicePath, SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize);\r | |
1049 | CopyMem (FilePathDevicePath->PathName, BootFilePath, BootFilePathSize);\r | |
ea46ebbe | 1050 | \r |
ecc62d13 | 1051 | // Set the End Device Path Node\r |
1052 | SetDevicePathEndNode ((VOID*)((UINTN)FilePathDevicePath + SIZE_OF_FILEPATH_DEVICE_PATH + BootFilePathSize));\r | |
55a9f75d | 1053 | *DevicePathNodes = (EFI_DEVICE_PATH_PROTOCOL*)IPv4DevicePathNode;\r |
ea46ebbe | 1054 | \r |
1055 | return Status;\r | |
1056 | }\r | |
1057 | \r | |
152286ce RC |
1058 | /**\r |
1059 | Update the parameters of a TFTP boot option\r | |
1060 | \r | |
1061 | The function asks sequentially to update the IPv4 parameters as well as the boot file path,\r | |
1062 | providing the previously set value if any.\r | |
1063 | \r | |
1064 | @param[in] OldDevicePath Current complete device path of the Tftp boot option.\r | |
1065 | This has to be a valid complete Tftp boot option path.\r | |
1066 | By complete, we mean that it is not only the Tftp\r | |
1067 | specific end part built by the\r | |
1068 | "BdsLoadOptionTftpCreateDevicePath()" function.\r | |
1069 | This path is handled as read only.\r | |
1070 | @param[in] FileName Description of the file the path is asked for\r | |
1071 | @param[out] NewDevicePath Pointer to the new complete device path.\r | |
1072 | \r | |
1073 | @retval EFI_SUCCESS Update completed\r | |
1074 | @retval EFI_ABORTED Update aborted by the user\r | |
1075 | @retval EFI_OUT_OF_RESOURCES Fail to perform the update due to lack of resource\r | |
1076 | **/\r | |
ea46ebbe | 1077 | EFI_STATUS\r |
1078 | BdsLoadOptionTftpUpdateDevicePath (\r | |
152286ce RC |
1079 | IN EFI_DEVICE_PATH *OldDevicePath,\r |
1080 | IN CHAR16 *FileName,\r | |
1081 | OUT EFI_DEVICE_PATH_PROTOCOL **NewDevicePath\r | |
ea46ebbe | 1082 | )\r |
1083 | {\r | |
152286ce RC |
1084 | EFI_STATUS Status;\r |
1085 | EFI_DEVICE_PATH *DevicePath;\r | |
1086 | EFI_DEVICE_PATH *DevicePathNode;\r | |
1087 | UINT8 *Ipv4NodePtr;\r | |
1088 | IPv4_DEVICE_PATH Ipv4Node;\r | |
1089 | BOOLEAN IsDHCP;\r | |
1090 | EFI_IP_ADDRESS OldIp;\r | |
061568e2 RC |
1091 | EFI_IP_ADDRESS OldSubnetMask;\r |
1092 | EFI_IP_ADDRESS OldGatewayIp;\r | |
152286ce | 1093 | EFI_IP_ADDRESS LocalIp;\r |
061568e2 RC |
1094 | EFI_IP_ADDRESS SubnetMask;\r |
1095 | EFI_IP_ADDRESS GatewayIp;\r | |
152286ce RC |
1096 | EFI_IP_ADDRESS RemoteIp;\r |
1097 | UINT8 *FileNodePtr;\r | |
1098 | CHAR16 BootFilePath[BOOT_DEVICE_FILEPATH_MAX];\r | |
1099 | UINTN PathSize;\r | |
1100 | UINTN BootFilePathSize;\r | |
1101 | FILEPATH_DEVICE_PATH *NewFilePathNode;\r | |
1102 | \r | |
1103 | Ipv4NodePtr = NULL;\r | |
1104 | \r | |
1105 | //\r | |
1106 | // Make a copy of the complete device path that is made of :\r | |
1107 | // the device path of the device that support the Simple Network protocol\r | |
1108 | // followed by an IPv4 node (type IPv4_DEVICE_PATH),\r | |
1109 | // followed by a file path node (type FILEPATH_DEVICE_PATH) and ended up\r | |
1110 | // by an end node. The IPv6 case is not handled yet.\r | |
1111 | //\r | |
1112 | \r | |
1113 | DevicePath = DuplicateDevicePath (OldDevicePath);\r | |
1114 | if (DevicePath == NULL) {\r | |
1115 | Status = EFI_OUT_OF_RESOURCES;\r | |
1116 | goto ErrorExit;\r | |
1117 | }\r | |
1118 | \r | |
1119 | //\r | |
1120 | // Because of the check done by "BdsLoadOptionTftpIsSupported()" prior to the\r | |
1121 | // call to this function, we know that the device path ends with an IPv4 node\r | |
1122 | // followed by a file path node and finally an end node. To get the address of\r | |
1123 | // the last IPv4 node, we loop over the whole device path, noting down the\r | |
1124 | // address of each encountered IPv4 node.\r | |
1125 | //\r | |
1126 | \r | |
1127 | for (DevicePathNode = DevicePath;\r | |
1128 | !IsDevicePathEnd (DevicePathNode);\r | |
1129 | DevicePathNode = NextDevicePathNode (DevicePathNode))\r | |
1130 | {\r | |
1131 | if (IS_DEVICE_PATH_NODE (DevicePathNode, MESSAGING_DEVICE_PATH, MSG_IPv4_DP)) {\r | |
1132 | Ipv4NodePtr = (UINT8*)DevicePathNode;\r | |
1133 | }\r | |
1134 | }\r | |
1135 | \r | |
1136 | // Copy for alignment of the IPv4 node data\r | |
1137 | CopyMem (&Ipv4Node, Ipv4NodePtr, sizeof (IPv4_DEVICE_PATH));\r | |
1138 | \r | |
1139 | Print (L"Get the IP address from DHCP: ");\r | |
1140 | Status = GetHIInputBoolean (&IsDHCP);\r | |
1141 | if (EFI_ERROR (Status)) {\r | |
1142 | goto ErrorExit;\r | |
1143 | }\r | |
1144 | \r | |
1145 | if (!IsDHCP) {\r | |
1146 | Print (L"Local static IP address: ");\r | |
1147 | if (Ipv4Node.StaticIpAddress) {\r | |
152286ce | 1148 | CopyMem (&OldIp.v4, &Ipv4Node.LocalIpAddress, sizeof (EFI_IPv4_ADDRESS));\r |
152286ce RC |
1149 | Status = EditHIInputIP (&OldIp, &LocalIp);\r |
1150 | } else {\r | |
1151 | Status = GetHIInputIP (&LocalIp);\r | |
1152 | }\r | |
1153 | if (EFI_ERROR (Status)) {\r | |
1154 | goto ErrorExit;\r | |
1155 | }\r | |
061568e2 RC |
1156 | \r |
1157 | Print (L"Get the network mask: ");\r | |
1158 | if (Ipv4Node.StaticIpAddress) {\r | |
1159 | CopyMem (&OldSubnetMask.v4, &Ipv4Node.SubnetMask, sizeof (EFI_IPv4_ADDRESS));\r | |
1160 | Status = EditHIInputIP (&OldSubnetMask, &SubnetMask);\r | |
1161 | } else {\r | |
1162 | Status = GetHIInputIP (&SubnetMask);\r | |
1163 | }\r | |
1164 | if (EFI_ERROR (Status)) {\r | |
1165 | goto ErrorExit;\r | |
1166 | }\r | |
1167 | \r | |
1168 | Print (L"Get the gateway IP address: ");\r | |
1169 | if (Ipv4Node.StaticIpAddress) {\r | |
1170 | CopyMem (&OldGatewayIp.v4, &Ipv4Node.GatewayIpAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
1171 | Status = EditHIInputIP (&OldGatewayIp, &GatewayIp);\r | |
1172 | } else {\r | |
1173 | Status = GetHIInputIP (&GatewayIp);\r | |
1174 | }\r | |
1175 | if (EFI_ERROR (Status)) {\r | |
1176 | goto ErrorExit;\r | |
1177 | }\r | |
152286ce RC |
1178 | }\r |
1179 | \r | |
1180 | Print (L"TFTP server IP address: ");\r | |
1181 | // Copy remote IPv4 address into IPv4 or IPv6 union\r | |
1182 | CopyMem (&OldIp.v4, &Ipv4Node.RemoteIpAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
1183 | \r | |
1184 | Status = EditHIInputIP (&OldIp, &RemoteIp);\r | |
1185 | if (EFI_ERROR (Status)) {\r | |
1186 | goto ErrorExit;\r | |
1187 | }\r | |
1188 | \r | |
1189 | // Get the path of the boot file and its size in number of bytes\r | |
1190 | FileNodePtr = Ipv4NodePtr + sizeof (IPv4_DEVICE_PATH);\r | |
1191 | BootFilePathSize = DevicePathNodeLength (FileNodePtr) - SIZE_OF_FILEPATH_DEVICE_PATH;\r | |
1192 | \r | |
1193 | //\r | |
1194 | // Ask for update of the boot file path\r | |
1195 | //\r | |
1196 | do {\r | |
1197 | // Copy for 2-byte alignment of the Unicode string\r | |
1198 | CopyMem (\r | |
1199 | BootFilePath, FileNodePtr + SIZE_OF_FILEPATH_DEVICE_PATH,\r | |
1200 | MIN (BootFilePathSize, BOOT_DEVICE_FILEPATH_MAX)\r | |
1201 | );\r | |
1202 | BootFilePath[BOOT_DEVICE_FILEPATH_MAX - 1] = L'\0';\r | |
1203 | \r | |
1204 | Print (L"File path of the %s: ", FileName);\r | |
1205 | Status = EditHIInputStr (BootFilePath, BOOT_DEVICE_FILEPATH_MAX);\r | |
1206 | if (EFI_ERROR (Status)) {\r | |
1207 | goto ErrorExit;\r | |
1208 | }\r | |
1209 | PathSize = StrSize (BootFilePath);\r | |
1210 | if (PathSize > 2) {\r | |
1211 | break;\r | |
1212 | }\r | |
1213 | // Empty string, give the user another try\r | |
1214 | Print (L"Empty string - Invalid path\n");\r | |
1215 | } while (PathSize <= 2) ;\r | |
1216 | \r | |
1217 | //\r | |
1218 | // Update the IPv4 node. IPv6 case not handled yet.\r | |
1219 | //\r | |
061568e2 | 1220 | if (IsDHCP) {\r |
152286ce | 1221 | Ipv4Node.StaticIpAddress = FALSE;\r |
061568e2 RC |
1222 | ZeroMem (&Ipv4Node.LocalIpAddress, sizeof (EFI_IPv4_ADDRESS));\r |
1223 | ZeroMem (&Ipv4Node.SubnetMask, sizeof (EFI_IPv4_ADDRESS));\r | |
1224 | ZeroMem (&Ipv4Node.GatewayIpAddress, sizeof (EFI_IPv4_ADDRESS));\r | |
152286ce RC |
1225 | } else {\r |
1226 | Ipv4Node.StaticIpAddress = TRUE;\r | |
061568e2 RC |
1227 | CopyMem (&Ipv4Node.LocalIpAddress, &LocalIp.v4, sizeof (EFI_IPv4_ADDRESS));\r |
1228 | CopyMem (&Ipv4Node.SubnetMask, &SubnetMask.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
1229 | CopyMem (&Ipv4Node.GatewayIpAddress, &GatewayIp.v4, sizeof (EFI_IPv4_ADDRESS));\r | |
152286ce | 1230 | }\r |
061568e2 | 1231 | \r |
152286ce RC |
1232 | CopyMem (&Ipv4Node.RemoteIpAddress, &RemoteIp.v4, sizeof (EFI_IPv4_ADDRESS));\r |
1233 | CopyMem (Ipv4NodePtr, &Ipv4Node, sizeof (IPv4_DEVICE_PATH));\r | |
1234 | \r | |
1235 | //\r | |
1236 | // Create the new file path node\r | |
1237 | //\r | |
1238 | NewFilePathNode = (FILEPATH_DEVICE_PATH*)AllocatePool (\r | |
1239 | SIZE_OF_FILEPATH_DEVICE_PATH +\r | |
1240 | PathSize\r | |
1241 | );\r | |
1242 | NewFilePathNode->Header.Type = MEDIA_DEVICE_PATH;\r | |
1243 | NewFilePathNode->Header.SubType = MEDIA_FILEPATH_DP;\r | |
1244 | SetDevicePathNodeLength (\r | |
1245 | NewFilePathNode,\r | |
1246 | SIZE_OF_FILEPATH_DEVICE_PATH + PathSize\r | |
1247 | );\r | |
1248 | CopyMem (NewFilePathNode->PathName, BootFilePath, PathSize);\r | |
1249 | \r | |
1250 | //\r | |
1251 | // Generate the new Device Path by replacing the file path node at address\r | |
1252 | // "FileNodePtr" by the new one "NewFilePathNode" and return its address.\r | |
1253 | //\r | |
1254 | SetDevicePathEndNode (FileNodePtr);\r | |
1255 | *NewDevicePath = AppendDevicePathNode (\r | |
1256 | DevicePath,\r | |
1257 | (CONST EFI_DEVICE_PATH_PROTOCOL*)NewFilePathNode\r | |
1258 | );\r | |
1259 | \r | |
1260 | ErrorExit:\r | |
1261 | if (DevicePath != NULL) {\r | |
1262 | FreePool (DevicePath) ;\r | |
1263 | }\r | |
1264 | \r | |
1265 | return Status;\r | |
ea46ebbe | 1266 | }\r |
1267 | \r | |
1268 | BOOLEAN\r | |
1269 | BdsLoadOptionTftpIsSupported (\r | |
22a262c8 | 1270 | IN EFI_DEVICE_PATH *DevicePath\r |
ea46ebbe | 1271 | )\r |
1272 | {\r | |
1273 | EFI_STATUS Status;\r | |
1274 | EFI_HANDLE Handle;\r | |
1275 | EFI_DEVICE_PATH *RemainingDevicePath;\r | |
1276 | EFI_DEVICE_PATH *NextDevicePath;\r | |
1277 | EFI_PXE_BASE_CODE_PROTOCOL *PxeBcProtocol;\r | |
1278 | \r | |
22a262c8 | 1279 | Status = BdsConnectDevicePath (DevicePath, &Handle, &RemainingDevicePath);\r |
ea46ebbe | 1280 | if (EFI_ERROR(Status)) {\r |
1281 | return FALSE;\r | |
1282 | }\r | |
1283 | \r | |
1284 | // Validate the Remaining Device Path\r | |
1285 | if (IsDevicePathEnd(RemainingDevicePath)) {\r | |
1286 | return FALSE;\r | |
1287 | }\r | |
1288 | if (!IS_DEVICE_PATH_NODE(RemainingDevicePath,MESSAGING_DEVICE_PATH,MSG_IPv4_DP) &&\r | |
1289 | !IS_DEVICE_PATH_NODE(RemainingDevicePath,MESSAGING_DEVICE_PATH,MSG_IPv6_DP)) {\r | |
1290 | return FALSE;\r | |
1291 | }\r | |
1292 | NextDevicePath = NextDevicePathNode (RemainingDevicePath);\r | |
1293 | if (IsDevicePathEnd(NextDevicePath)) {\r | |
1294 | return FALSE;\r | |
1295 | }\r | |
1296 | if (!IS_DEVICE_PATH_NODE(NextDevicePath,MEDIA_DEVICE_PATH,MEDIA_FILEPATH_DP)) {\r | |
1297 | return FALSE;\r | |
1298 | }\r | |
1299 | \r | |
1300 | Status = gBS->HandleProtocol (Handle, &gEfiPxeBaseCodeProtocolGuid, (VOID **)&PxeBcProtocol);\r | |
1301 | if (EFI_ERROR (Status)) {\r | |
1302 | return FALSE;\r | |
1303 | } else {\r | |
1304 | return TRUE;\r | |
1305 | }\r | |
1306 | }\r |