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1 | /** @file\r | |
2 | HOB Library implemenation for Dxe Phase with DebugLib dependency removed\r | |
3 | \r | |
4 | Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>\r | |
5 | Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>\r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #define ASSERT(Expression) \\r | |
17 | do { \\r | |
18 | if (!(Expression)) { \\r | |
19 | CpuDeadLoop (); \\r | |
20 | } \\r | |
21 | } while (FALSE)\r | |
22 | \r | |
23 | #include <PiDxe.h>\r | |
24 | \r | |
25 | #include <Guid/HobList.h>\r | |
26 | \r | |
27 | #include <Library/HobLib.h>\r | |
28 | #include <Library/UefiLib.h>\r | |
29 | #include <Library/BaseMemoryLib.h>\r | |
30 | \r | |
31 | VOID *mHobList = NULL;\r | |
32 | \r | |
33 | /**\r | |
34 | The constructor function caches the pointer to HOB list.\r | |
35 | \r | |
36 | The constructor function gets the start address of HOB list from system configuration table.\r | |
37 | \r | |
38 | @param ImageHandle The firmware allocated handle for the EFI image.\r | |
39 | @param SystemTable A pointer to the EFI System Table.\r | |
40 | \r | |
41 | @retval EFI_SUCCESS The constructor successfully gets HobList.\r | |
42 | @retval Other value The constructor can't get HobList.\r | |
43 | \r | |
44 | **/\r | |
45 | EFI_STATUS\r | |
46 | EFIAPI\r | |
47 | HobLibConstructor (\r | |
48 | IN EFI_HANDLE ImageHandle,\r | |
49 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
50 | )\r | |
51 | {\r | |
52 | UINTN Index;\r | |
53 | \r | |
54 | for (Index = 0; Index < SystemTable->NumberOfTableEntries; Index++) {\r | |
55 | if (CompareGuid (&gEfiHobListGuid, &(SystemTable->ConfigurationTable[Index].VendorGuid))) {\r | |
56 | mHobList = SystemTable->ConfigurationTable[Index].VendorTable;\r | |
57 | return EFI_SUCCESS;\r | |
58 | }\r | |
59 | }\r | |
60 | \r | |
61 | return EFI_NOT_FOUND;\r | |
62 | }\r | |
63 | \r | |
64 | /**\r | |
65 | Returns the pointer to the HOB list.\r | |
66 | \r | |
67 | This function returns the pointer to first HOB in the list.\r | |
68 | For PEI phase, the PEI service GetHobList() can be used to retrieve the pointer\r | |
69 | to the HOB list. For the DXE phase, the HOB list pointer can be retrieved through\r | |
70 | the EFI System Table by looking up theHOB list GUID in the System Configuration Table.\r | |
71 | Since the System Configuration Table does not exist that the time the DXE Core is\r | |
72 | launched, the DXE Core uses a global variable from the DXE Core Entry Point Library\r | |
73 | to manage the pointer to the HOB list.\r | |
74 | \r | |
75 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
76 | \r | |
77 | @return The pointer to the HOB list.\r | |
78 | \r | |
79 | **/\r | |
80 | VOID *\r | |
81 | EFIAPI\r | |
82 | GetHobList (\r | |
83 | VOID\r | |
84 | )\r | |
85 | {\r | |
86 | ASSERT (mHobList != NULL);\r | |
87 | return mHobList;\r | |
88 | }\r | |
89 | \r | |
90 | /**\r | |
91 | Returns the next instance of a HOB type from the starting HOB.\r | |
92 | \r | |
93 | This function searches the first instance of a HOB type from the starting HOB pointer.\r | |
94 | If there does not exist such HOB type from the starting HOB pointer, it will return NULL.\r | |
95 | In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer\r | |
96 | unconditionally: it returns HobStart back if HobStart itself meets the requirement;\r | |
97 | caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart.\r | |
98 | \r | |
99 | If HobStart is NULL, then ASSERT().\r | |
100 | \r | |
101 | @param Type The HOB type to return.\r | |
102 | @param HobStart The starting HOB pointer to search from.\r | |
103 | \r | |
104 | @return The next instance of a HOB type from the starting HOB.\r | |
105 | \r | |
106 | **/\r | |
107 | VOID *\r | |
108 | EFIAPI\r | |
109 | GetNextHob (\r | |
110 | IN UINT16 Type,\r | |
111 | IN CONST VOID *HobStart\r | |
112 | )\r | |
113 | {\r | |
114 | EFI_PEI_HOB_POINTERS Hob;\r | |
115 | \r | |
116 | ASSERT (HobStart != NULL);\r | |
117 | \r | |
118 | Hob.Raw = (UINT8 *) HobStart;\r | |
119 | //\r | |
120 | // Parse the HOB list until end of list or matching type is found.\r | |
121 | //\r | |
122 | while (!END_OF_HOB_LIST (Hob)) {\r | |
123 | if (Hob.Header->HobType == Type) {\r | |
124 | return Hob.Raw;\r | |
125 | }\r | |
126 | Hob.Raw = GET_NEXT_HOB (Hob);\r | |
127 | }\r | |
128 | return NULL;\r | |
129 | }\r | |
130 | \r | |
131 | /**\r | |
132 | Returns the first instance of a HOB type among the whole HOB list.\r | |
133 | \r | |
134 | This function searches the first instance of a HOB type among the whole HOB list.\r | |
135 | If there does not exist such HOB type in the HOB list, it will return NULL.\r | |
136 | \r | |
137 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
138 | \r | |
139 | @param Type The HOB type to return.\r | |
140 | \r | |
141 | @return The next instance of a HOB type from the starting HOB.\r | |
142 | \r | |
143 | **/\r | |
144 | VOID *\r | |
145 | EFIAPI\r | |
146 | GetFirstHob (\r | |
147 | IN UINT16 Type\r | |
148 | )\r | |
149 | {\r | |
150 | VOID *HobList;\r | |
151 | \r | |
152 | HobList = GetHobList ();\r | |
153 | return GetNextHob (Type, HobList);\r | |
154 | }\r | |
155 | \r | |
156 | /**\r | |
157 | Returns the next instance of the matched GUID HOB from the starting HOB.\r | |
158 | \r | |
159 | This function searches the first instance of a HOB from the starting HOB pointer.\r | |
160 | Such HOB should satisfy two conditions:\r | |
161 | its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid.\r | |
162 | If there does not exist such HOB from the starting HOB pointer, it will return NULL.\r | |
163 | Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE ()\r | |
164 | to extract the data section and its size information, respectively.\r | |
165 | In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer\r | |
166 | unconditionally: it returns HobStart back if HobStart itself meets the requirement;\r | |
167 | caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart.\r | |
168 | \r | |
169 | If Guid is NULL, then ASSERT().\r | |
170 | If HobStart is NULL, then ASSERT().\r | |
171 | \r | |
172 | @param Guid The GUID to match with in the HOB list.\r | |
173 | @param HobStart A pointer to a Guid.\r | |
174 | \r | |
175 | @return The next instance of the matched GUID HOB from the starting HOB.\r | |
176 | \r | |
177 | **/\r | |
178 | VOID *\r | |
179 | EFIAPI\r | |
180 | GetNextGuidHob (\r | |
181 | IN CONST EFI_GUID *Guid,\r | |
182 | IN CONST VOID *HobStart\r | |
183 | )\r | |
184 | {\r | |
185 | EFI_PEI_HOB_POINTERS GuidHob;\r | |
186 | \r | |
187 | GuidHob.Raw = (UINT8 *) HobStart;\r | |
188 | while ((GuidHob.Raw = GetNextHob (EFI_HOB_TYPE_GUID_EXTENSION, GuidHob.Raw)) != NULL) {\r | |
189 | if (CompareGuid (Guid, &GuidHob.Guid->Name)) {\r | |
190 | break;\r | |
191 | }\r | |
192 | GuidHob.Raw = GET_NEXT_HOB (GuidHob);\r | |
193 | }\r | |
194 | return GuidHob.Raw;\r | |
195 | }\r | |
196 | \r | |
197 | /**\r | |
198 | Returns the first instance of the matched GUID HOB among the whole HOB list.\r | |
199 | \r | |
200 | This function searches the first instance of a HOB among the whole HOB list.\r | |
201 | Such HOB should satisfy two conditions:\r | |
202 | its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid.\r | |
203 | If there does not exist such HOB from the starting HOB pointer, it will return NULL.\r | |
204 | Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE ()\r | |
205 | to extract the data section and its size information, respectively.\r | |
206 | \r | |
207 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
208 | If Guid is NULL, then ASSERT().\r | |
209 | \r | |
210 | @param Guid The GUID to match with in the HOB list.\r | |
211 | \r | |
212 | @return The first instance of the matched GUID HOB among the whole HOB list.\r | |
213 | \r | |
214 | **/\r | |
215 | VOID *\r | |
216 | EFIAPI\r | |
217 | GetFirstGuidHob (\r | |
218 | IN CONST EFI_GUID *Guid\r | |
219 | )\r | |
220 | {\r | |
221 | VOID *HobList;\r | |
222 | \r | |
223 | HobList = GetHobList ();\r | |
224 | return GetNextGuidHob (Guid, HobList);\r | |
225 | }\r | |
226 | \r | |
227 | /**\r | |
228 | Get the system boot mode from the HOB list.\r | |
229 | \r | |
230 | This function returns the system boot mode information from the\r | |
231 | PHIT HOB in HOB list.\r | |
232 | \r | |
233 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
234 | \r | |
235 | @param VOID\r | |
236 | \r | |
237 | @return The Boot Mode.\r | |
238 | \r | |
239 | **/\r | |
240 | EFI_BOOT_MODE\r | |
241 | EFIAPI\r | |
242 | GetBootModeHob (\r | |
243 | VOID\r | |
244 | )\r | |
245 | {\r | |
246 | EFI_HOB_HANDOFF_INFO_TABLE *HandOffHob;\r | |
247 | \r | |
248 | HandOffHob = (EFI_HOB_HANDOFF_INFO_TABLE *) GetHobList ();\r | |
249 | \r | |
250 | return HandOffHob->BootMode;\r | |
251 | }\r | |
252 | \r | |
253 | /**\r | |
254 | Builds a HOB for a loaded PE32 module.\r | |
255 | \r | |
256 | This function builds a HOB for a loaded PE32 module.\r | |
257 | It can only be invoked during PEI phase;\r | |
258 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
259 | \r | |
260 | If ModuleName is NULL, then ASSERT().\r | |
261 | If there is no additional space for HOB creation, then ASSERT().\r | |
262 | \r | |
263 | @param ModuleName The GUID File Name of the module.\r | |
264 | @param MemoryAllocationModule The 64 bit physical address of the module.\r | |
265 | @param ModuleLength The length of the module in bytes.\r | |
266 | @param EntryPoint The 64 bit physical address of the module entry point.\r | |
267 | \r | |
268 | **/\r | |
269 | VOID\r | |
270 | EFIAPI\r | |
271 | BuildModuleHob (\r | |
272 | IN CONST EFI_GUID *ModuleName,\r | |
273 | IN EFI_PHYSICAL_ADDRESS MemoryAllocationModule,\r | |
274 | IN UINT64 ModuleLength,\r | |
275 | IN EFI_PHYSICAL_ADDRESS EntryPoint\r | |
276 | )\r | |
277 | {\r | |
278 | //\r | |
279 | // PEI HOB is read only for DXE phase\r | |
280 | //\r | |
281 | ASSERT (FALSE);\r | |
282 | }\r | |
283 | \r | |
284 | /**\r | |
285 | Builds a HOB that describes a chunk of system memory.\r | |
286 | \r | |
287 | This function builds a HOB that describes a chunk of system memory.\r | |
288 | It can only be invoked during PEI phase;\r | |
289 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
290 | \r | |
291 | If there is no additional space for HOB creation, then ASSERT().\r | |
292 | \r | |
293 | @param ResourceType The type of resource described by this HOB.\r | |
294 | @param ResourceAttribute The resource attributes of the memory described by this HOB.\r | |
295 | @param PhysicalStart The 64 bit physical address of memory described by this HOB.\r | |
296 | @param NumberOfBytes The length of the memory described by this HOB in bytes.\r | |
297 | \r | |
298 | **/\r | |
299 | VOID\r | |
300 | EFIAPI\r | |
301 | BuildResourceDescriptorHob (\r | |
302 | IN EFI_RESOURCE_TYPE ResourceType,\r | |
303 | IN EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute,\r | |
304 | IN EFI_PHYSICAL_ADDRESS PhysicalStart,\r | |
305 | IN UINT64 NumberOfBytes\r | |
306 | )\r | |
307 | {\r | |
308 | //\r | |
309 | // PEI HOB is read only for DXE phase\r | |
310 | //\r | |
311 | ASSERT (FALSE);\r | |
312 | }\r | |
313 | \r | |
314 | /**\r | |
315 | Builds a customized HOB tagged with a GUID for identification and returns\r | |
316 | the start address of GUID HOB data.\r | |
317 | \r | |
318 | This function builds a customized HOB tagged with a GUID for identification\r | |
319 | and returns the start address of GUID HOB data so that caller can fill the customized data.\r | |
320 | The HOB Header and Name field is already stripped.\r | |
321 | It can only be invoked during PEI phase;\r | |
322 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
323 | \r | |
324 | If Guid is NULL, then ASSERT().\r | |
325 | If there is no additional space for HOB creation, then ASSERT().\r | |
326 | If DataLength > (0xFFF8 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT().\r | |
327 | HobLength is UINT16 and multiples of 8 bytes, so the max HobLength is 0xFFF8.\r | |
328 | \r | |
329 | @param Guid The GUID to tag the customized HOB.\r | |
330 | @param DataLength The size of the data payload for the GUID HOB.\r | |
331 | \r | |
332 | @retval NULL The GUID HOB could not be allocated.\r | |
333 | @retval others The start address of GUID HOB data.\r | |
334 | \r | |
335 | **/\r | |
336 | VOID *\r | |
337 | EFIAPI\r | |
338 | BuildGuidHob (\r | |
339 | IN CONST EFI_GUID *Guid,\r | |
340 | IN UINTN DataLength\r | |
341 | )\r | |
342 | {\r | |
343 | //\r | |
344 | // PEI HOB is read only for DXE phase\r | |
345 | //\r | |
346 | ASSERT (FALSE);\r | |
347 | return NULL;\r | |
348 | }\r | |
349 | \r | |
350 | /**\r | |
351 | Builds a customized HOB tagged with a GUID for identification, copies the input data to the HOB\r | |
352 | data field, and returns the start address of the GUID HOB data.\r | |
353 | \r | |
354 | This function builds a customized HOB tagged with a GUID for identification and copies the input\r | |
355 | data to the HOB data field and returns the start address of the GUID HOB data. It can only be\r | |
356 | invoked during PEI phase; for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
357 | The HOB Header and Name field is already stripped.\r | |
358 | It can only be invoked during PEI phase;\r | |
359 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
360 | \r | |
361 | If Guid is NULL, then ASSERT().\r | |
362 | If Data is NULL and DataLength > 0, then ASSERT().\r | |
363 | If there is no additional space for HOB creation, then ASSERT().\r | |
364 | If DataLength > (0xFFF8 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT().\r | |
365 | HobLength is UINT16 and multiples of 8 bytes, so the max HobLength is 0xFFF8.\r | |
366 | \r | |
367 | @param Guid The GUID to tag the customized HOB.\r | |
368 | @param Data The data to be copied into the data field of the GUID HOB.\r | |
369 | @param DataLength The size of the data payload for the GUID HOB.\r | |
370 | \r | |
371 | @retval NULL The GUID HOB could not be allocated.\r | |
372 | @retval others The start address of GUID HOB data.\r | |
373 | \r | |
374 | **/\r | |
375 | VOID *\r | |
376 | EFIAPI\r | |
377 | BuildGuidDataHob (\r | |
378 | IN CONST EFI_GUID *Guid,\r | |
379 | IN VOID *Data,\r | |
380 | IN UINTN DataLength\r | |
381 | )\r | |
382 | {\r | |
383 | //\r | |
384 | // PEI HOB is read only for DXE phase\r | |
385 | //\r | |
386 | ASSERT (FALSE);\r | |
387 | return NULL;\r | |
388 | }\r | |
389 | \r | |
390 | /**\r | |
391 | Builds a Firmware Volume HOB.\r | |
392 | \r | |
393 | This function builds a Firmware Volume HOB.\r | |
394 | It can only be invoked during PEI phase;\r | |
395 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
396 | \r | |
397 | If there is no additional space for HOB creation, then ASSERT().\r | |
398 | If the FvImage buffer is not at its required alignment, then ASSERT().\r | |
399 | \r | |
400 | @param BaseAddress The base address of the Firmware Volume.\r | |
401 | @param Length The size of the Firmware Volume in bytes.\r | |
402 | \r | |
403 | **/\r | |
404 | VOID\r | |
405 | EFIAPI\r | |
406 | BuildFvHob (\r | |
407 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
408 | IN UINT64 Length\r | |
409 | )\r | |
410 | {\r | |
411 | //\r | |
412 | // PEI HOB is read only for DXE phase\r | |
413 | //\r | |
414 | ASSERT (FALSE);\r | |
415 | }\r | |
416 | \r | |
417 | /**\r | |
418 | Builds a EFI_HOB_TYPE_FV2 HOB.\r | |
419 | \r | |
420 | This function builds a EFI_HOB_TYPE_FV2 HOB.\r | |
421 | It can only be invoked during PEI phase;\r | |
422 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
423 | \r | |
424 | If there is no additional space for HOB creation, then ASSERT().\r | |
425 | If the FvImage buffer is not at its required alignment, then ASSERT().\r | |
426 | \r | |
427 | @param BaseAddress The base address of the Firmware Volume.\r | |
428 | @param Length The size of the Firmware Volume in bytes.\r | |
429 | @param FvName The name of the Firmware Volume.\r | |
430 | @param FileName The name of the file.\r | |
431 | \r | |
432 | **/\r | |
433 | VOID\r | |
434 | EFIAPI\r | |
435 | BuildFv2Hob (\r | |
436 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
437 | IN UINT64 Length,\r | |
438 | IN CONST EFI_GUID *FvName,\r | |
439 | IN CONST EFI_GUID *FileName\r | |
440 | )\r | |
441 | {\r | |
442 | ASSERT (FALSE);\r | |
443 | }\r | |
444 | \r | |
445 | /**\r | |
446 | Builds a EFI_HOB_TYPE_FV3 HOB.\r | |
447 | \r | |
448 | This function builds a EFI_HOB_TYPE_FV3 HOB.\r | |
449 | It can only be invoked during PEI phase;\r | |
450 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
451 | \r | |
452 | If there is no additional space for HOB creation, then ASSERT().\r | |
453 | If the FvImage buffer is not at its required alignment, then ASSERT().\r | |
454 | \r | |
455 | @param BaseAddress The base address of the Firmware Volume.\r | |
456 | @param Length The size of the Firmware Volume in bytes.\r | |
457 | @param AuthenticationStatus The authentication status.\r | |
458 | @param ExtractedFv TRUE if the FV was extracted as a file within\r | |
459 | another firmware volume. FALSE otherwise.\r | |
460 | @param FvName The name of the Firmware Volume.\r | |
461 | Valid only if IsExtractedFv is TRUE.\r | |
462 | @param FileName The name of the file.\r | |
463 | Valid only if IsExtractedFv is TRUE.\r | |
464 | \r | |
465 | **/\r | |
466 | VOID\r | |
467 | EFIAPI\r | |
468 | BuildFv3Hob (\r | |
469 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
470 | IN UINT64 Length,\r | |
471 | IN UINT32 AuthenticationStatus,\r | |
472 | IN BOOLEAN ExtractedFv,\r | |
473 | IN CONST EFI_GUID *FvName, OPTIONAL\r | |
474 | IN CONST EFI_GUID *FileName OPTIONAL\r | |
475 | )\r | |
476 | {\r | |
477 | ASSERT (FALSE);\r | |
478 | }\r | |
479 | \r | |
480 | /**\r | |
481 | Builds a Capsule Volume HOB.\r | |
482 | \r | |
483 | This function builds a Capsule Volume HOB.\r | |
484 | It can only be invoked during PEI phase;\r | |
485 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
486 | \r | |
487 | If the platform does not support Capsule Volume HOBs, then ASSERT().\r | |
488 | If there is no additional space for HOB creation, then ASSERT().\r | |
489 | \r | |
490 | @param BaseAddress The base address of the Capsule Volume.\r | |
491 | @param Length The size of the Capsule Volume in bytes.\r | |
492 | \r | |
493 | **/\r | |
494 | VOID\r | |
495 | EFIAPI\r | |
496 | BuildCvHob (\r | |
497 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
498 | IN UINT64 Length\r | |
499 | )\r | |
500 | {\r | |
501 | //\r | |
502 | // PEI HOB is read only for DXE phase\r | |
503 | //\r | |
504 | ASSERT (FALSE);\r | |
505 | }\r | |
506 | \r | |
507 | /**\r | |
508 | Builds a HOB for the CPU.\r | |
509 | \r | |
510 | This function builds a HOB for the CPU.\r | |
511 | It can only be invoked during PEI phase;\r | |
512 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
513 | \r | |
514 | If there is no additional space for HOB creation, then ASSERT().\r | |
515 | \r | |
516 | @param SizeOfMemorySpace The maximum physical memory addressability of the processor.\r | |
517 | @param SizeOfIoSpace The maximum physical I/O addressability of the processor.\r | |
518 | \r | |
519 | **/\r | |
520 | VOID\r | |
521 | EFIAPI\r | |
522 | BuildCpuHob (\r | |
523 | IN UINT8 SizeOfMemorySpace,\r | |
524 | IN UINT8 SizeOfIoSpace\r | |
525 | )\r | |
526 | {\r | |
527 | //\r | |
528 | // PEI HOB is read only for DXE phase\r | |
529 | //\r | |
530 | ASSERT (FALSE);\r | |
531 | }\r | |
532 | \r | |
533 | /**\r | |
534 | Builds a HOB for the Stack.\r | |
535 | \r | |
536 | This function builds a HOB for the stack.\r | |
537 | It can only be invoked during PEI phase;\r | |
538 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
539 | \r | |
540 | If there is no additional space for HOB creation, then ASSERT().\r | |
541 | \r | |
542 | @param BaseAddress The 64 bit physical address of the Stack.\r | |
543 | @param Length The length of the stack in bytes.\r | |
544 | \r | |
545 | **/\r | |
546 | VOID\r | |
547 | EFIAPI\r | |
548 | BuildStackHob (\r | |
549 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
550 | IN UINT64 Length\r | |
551 | )\r | |
552 | {\r | |
553 | //\r | |
554 | // PEI HOB is read only for DXE phase\r | |
555 | //\r | |
556 | ASSERT (FALSE);\r | |
557 | }\r | |
558 | \r | |
559 | /**\r | |
560 | Builds a HOB for the BSP store.\r | |
561 | \r | |
562 | This function builds a HOB for BSP store.\r | |
563 | It can only be invoked during PEI phase;\r | |
564 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
565 | \r | |
566 | If there is no additional space for HOB creation, then ASSERT().\r | |
567 | \r | |
568 | @param BaseAddress The 64 bit physical address of the BSP.\r | |
569 | @param Length The length of the BSP store in bytes.\r | |
570 | @param MemoryType Type of memory allocated by this HOB.\r | |
571 | \r | |
572 | **/\r | |
573 | VOID\r | |
574 | EFIAPI\r | |
575 | BuildBspStoreHob (\r | |
576 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
577 | IN UINT64 Length,\r | |
578 | IN EFI_MEMORY_TYPE MemoryType\r | |
579 | )\r | |
580 | {\r | |
581 | //\r | |
582 | // PEI HOB is read only for DXE phase\r | |
583 | //\r | |
584 | ASSERT (FALSE);\r | |
585 | }\r | |
586 | \r | |
587 | /**\r | |
588 | Builds a HOB for the memory allocation.\r | |
589 | \r | |
590 | This function builds a HOB for the memory allocation.\r | |
591 | It can only be invoked during PEI phase;\r | |
592 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
593 | \r | |
594 | If there is no additional space for HOB creation, then ASSERT().\r | |
595 | \r | |
596 | @param BaseAddress The 64 bit physical address of the memory.\r | |
597 | @param Length The length of the memory allocation in bytes.\r | |
598 | @param MemoryType Type of memory allocated by this HOB.\r | |
599 | \r | |
600 | **/\r | |
601 | VOID\r | |
602 | EFIAPI\r | |
603 | BuildMemoryAllocationHob (\r | |
604 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r | |
605 | IN UINT64 Length,\r | |
606 | IN EFI_MEMORY_TYPE MemoryType\r | |
607 | )\r | |
608 | {\r | |
609 | //\r | |
610 | // PEI HOB is read only for DXE phase\r | |
611 | //\r | |
612 | ASSERT (FALSE);\r | |
613 | }\r |