]>
Commit | Line | Data |
---|---|---|
ad90df8a | 1 | /** @file\r |
7a908953 | 2 | HOB Library implementation for Dxe Phase with DebugLib dependency removed\r |
ad90df8a | 3 | \r |
234dbcef | 4 | Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>\r |
ad90df8a | 5 | Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>\r |
9792fb0e | 6 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
ad90df8a AB |
7 | \r |
8 | **/\r | |
9 | \r | |
10 | #define ASSERT(Expression) \\r | |
11 | do { \\r | |
12 | if (!(Expression)) { \\r | |
13 | CpuDeadLoop (); \\r | |
14 | } \\r | |
15 | } while (FALSE)\r | |
16 | \r | |
17 | #include <PiDxe.h>\r | |
18 | \r | |
19 | #include <Guid/HobList.h>\r | |
20 | \r | |
21 | #include <Library/HobLib.h>\r | |
22 | #include <Library/UefiLib.h>\r | |
23 | #include <Library/BaseMemoryLib.h>\r | |
24 | \r | |
25 | VOID *mHobList = NULL;\r | |
26 | \r | |
27 | /**\r | |
28 | The constructor function caches the pointer to HOB list.\r | |
29 | \r | |
30 | The constructor function gets the start address of HOB list from system configuration table.\r | |
31 | \r | |
32 | @param ImageHandle The firmware allocated handle for the EFI image.\r | |
33 | @param SystemTable A pointer to the EFI System Table.\r | |
34 | \r | |
35 | @retval EFI_SUCCESS The constructor successfully gets HobList.\r | |
36 | @retval Other value The constructor can't get HobList.\r | |
37 | \r | |
38 | **/\r | |
39 | EFI_STATUS\r | |
40 | EFIAPI\r | |
41 | HobLibConstructor (\r | |
42 | IN EFI_HANDLE ImageHandle,\r | |
43 | IN EFI_SYSTEM_TABLE *SystemTable\r | |
44 | )\r | |
45 | {\r | |
2b16a4fb | 46 | UINTN Index;\r |
ad90df8a AB |
47 | \r |
48 | for (Index = 0; Index < SystemTable->NumberOfTableEntries; Index++) {\r | |
49 | if (CompareGuid (&gEfiHobListGuid, &(SystemTable->ConfigurationTable[Index].VendorGuid))) {\r | |
50 | mHobList = SystemTable->ConfigurationTable[Index].VendorTable;\r | |
51 | return EFI_SUCCESS;\r | |
52 | }\r | |
53 | }\r | |
54 | \r | |
55 | return EFI_NOT_FOUND;\r | |
56 | }\r | |
57 | \r | |
58 | /**\r | |
59 | Returns the pointer to the HOB list.\r | |
60 | \r | |
61 | This function returns the pointer to first HOB in the list.\r | |
62 | For PEI phase, the PEI service GetHobList() can be used to retrieve the pointer\r | |
63 | to the HOB list. For the DXE phase, the HOB list pointer can be retrieved through\r | |
64 | the EFI System Table by looking up theHOB list GUID in the System Configuration Table.\r | |
65 | Since the System Configuration Table does not exist that the time the DXE Core is\r | |
66 | launched, the DXE Core uses a global variable from the DXE Core Entry Point Library\r | |
67 | to manage the pointer to the HOB list.\r | |
68 | \r | |
69 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
70 | \r | |
71 | @return The pointer to the HOB list.\r | |
72 | \r | |
73 | **/\r | |
74 | VOID *\r | |
75 | EFIAPI\r | |
76 | GetHobList (\r | |
77 | VOID\r | |
78 | )\r | |
79 | {\r | |
80 | ASSERT (mHobList != NULL);\r | |
81 | return mHobList;\r | |
82 | }\r | |
83 | \r | |
84 | /**\r | |
85 | Returns the next instance of a HOB type from the starting HOB.\r | |
86 | \r | |
87 | This function searches the first instance of a HOB type from the starting HOB pointer.\r | |
88 | If there does not exist such HOB type from the starting HOB pointer, it will return NULL.\r | |
89 | In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer\r | |
90 | unconditionally: it returns HobStart back if HobStart itself meets the requirement;\r | |
91 | caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart.\r | |
92 | \r | |
93 | If HobStart is NULL, then ASSERT().\r | |
94 | \r | |
95 | @param Type The HOB type to return.\r | |
96 | @param HobStart The starting HOB pointer to search from.\r | |
97 | \r | |
98 | @return The next instance of a HOB type from the starting HOB.\r | |
99 | \r | |
100 | **/\r | |
101 | VOID *\r | |
102 | EFIAPI\r | |
103 | GetNextHob (\r | |
2b16a4fb MK |
104 | IN UINT16 Type,\r |
105 | IN CONST VOID *HobStart\r | |
ad90df8a AB |
106 | )\r |
107 | {\r | |
108 | EFI_PEI_HOB_POINTERS Hob;\r | |
109 | \r | |
110 | ASSERT (HobStart != NULL);\r | |
111 | \r | |
2b16a4fb | 112 | Hob.Raw = (UINT8 *)HobStart;\r |
ad90df8a AB |
113 | //\r |
114 | // Parse the HOB list until end of list or matching type is found.\r | |
115 | //\r | |
116 | while (!END_OF_HOB_LIST (Hob)) {\r | |
117 | if (Hob.Header->HobType == Type) {\r | |
118 | return Hob.Raw;\r | |
119 | }\r | |
2b16a4fb | 120 | \r |
ad90df8a AB |
121 | Hob.Raw = GET_NEXT_HOB (Hob);\r |
122 | }\r | |
2b16a4fb | 123 | \r |
ad90df8a AB |
124 | return NULL;\r |
125 | }\r | |
126 | \r | |
127 | /**\r | |
128 | Returns the first instance of a HOB type among the whole HOB list.\r | |
129 | \r | |
130 | This function searches the first instance of a HOB type among the whole HOB list.\r | |
131 | If there does not exist such HOB type in the HOB list, it will return NULL.\r | |
132 | \r | |
133 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
134 | \r | |
135 | @param Type The HOB type to return.\r | |
136 | \r | |
137 | @return The next instance of a HOB type from the starting HOB.\r | |
138 | \r | |
139 | **/\r | |
140 | VOID *\r | |
141 | EFIAPI\r | |
142 | GetFirstHob (\r | |
2b16a4fb | 143 | IN UINT16 Type\r |
ad90df8a AB |
144 | )\r |
145 | {\r | |
2b16a4fb | 146 | VOID *HobList;\r |
ad90df8a AB |
147 | \r |
148 | HobList = GetHobList ();\r | |
149 | return GetNextHob (Type, HobList);\r | |
150 | }\r | |
151 | \r | |
152 | /**\r | |
153 | Returns the next instance of the matched GUID HOB from the starting HOB.\r | |
154 | \r | |
155 | This function searches the first instance of a HOB from the starting HOB pointer.\r | |
156 | Such HOB should satisfy two conditions:\r | |
157 | its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid.\r | |
158 | If there does not exist such HOB from the starting HOB pointer, it will return NULL.\r | |
159 | Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE ()\r | |
160 | to extract the data section and its size information, respectively.\r | |
161 | In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer\r | |
162 | unconditionally: it returns HobStart back if HobStart itself meets the requirement;\r | |
163 | caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart.\r | |
164 | \r | |
165 | If Guid is NULL, then ASSERT().\r | |
166 | If HobStart is NULL, then ASSERT().\r | |
167 | \r | |
168 | @param Guid The GUID to match with in the HOB list.\r | |
169 | @param HobStart A pointer to a Guid.\r | |
170 | \r | |
171 | @return The next instance of the matched GUID HOB from the starting HOB.\r | |
172 | \r | |
173 | **/\r | |
174 | VOID *\r | |
175 | EFIAPI\r | |
176 | GetNextGuidHob (\r | |
2b16a4fb MK |
177 | IN CONST EFI_GUID *Guid,\r |
178 | IN CONST VOID *HobStart\r | |
ad90df8a AB |
179 | )\r |
180 | {\r | |
181 | EFI_PEI_HOB_POINTERS GuidHob;\r | |
182 | \r | |
2b16a4fb | 183 | GuidHob.Raw = (UINT8 *)HobStart;\r |
ad90df8a AB |
184 | while ((GuidHob.Raw = GetNextHob (EFI_HOB_TYPE_GUID_EXTENSION, GuidHob.Raw)) != NULL) {\r |
185 | if (CompareGuid (Guid, &GuidHob.Guid->Name)) {\r | |
186 | break;\r | |
187 | }\r | |
2b16a4fb | 188 | \r |
ad90df8a AB |
189 | GuidHob.Raw = GET_NEXT_HOB (GuidHob);\r |
190 | }\r | |
2b16a4fb | 191 | \r |
ad90df8a AB |
192 | return GuidHob.Raw;\r |
193 | }\r | |
194 | \r | |
195 | /**\r | |
196 | Returns the first instance of the matched GUID HOB among the whole HOB list.\r | |
197 | \r | |
198 | This function searches the first instance of a HOB among the whole HOB list.\r | |
199 | Such HOB should satisfy two conditions:\r | |
200 | its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid.\r | |
201 | If there does not exist such HOB from the starting HOB pointer, it will return NULL.\r | |
202 | Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE ()\r | |
203 | to extract the data section and its size information, respectively.\r | |
204 | \r | |
205 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
206 | If Guid is NULL, then ASSERT().\r | |
207 | \r | |
208 | @param Guid The GUID to match with in the HOB list.\r | |
209 | \r | |
210 | @return The first instance of the matched GUID HOB among the whole HOB list.\r | |
211 | \r | |
212 | **/\r | |
213 | VOID *\r | |
214 | EFIAPI\r | |
215 | GetFirstGuidHob (\r | |
2b16a4fb | 216 | IN CONST EFI_GUID *Guid\r |
ad90df8a AB |
217 | )\r |
218 | {\r | |
2b16a4fb | 219 | VOID *HobList;\r |
ad90df8a AB |
220 | \r |
221 | HobList = GetHobList ();\r | |
222 | return GetNextGuidHob (Guid, HobList);\r | |
223 | }\r | |
224 | \r | |
225 | /**\r | |
226 | Get the system boot mode from the HOB list.\r | |
227 | \r | |
228 | This function returns the system boot mode information from the\r | |
229 | PHIT HOB in HOB list.\r | |
230 | \r | |
231 | If the pointer to the HOB list is NULL, then ASSERT().\r | |
232 | \r | |
233 | @param VOID\r | |
234 | \r | |
235 | @return The Boot Mode.\r | |
236 | \r | |
237 | **/\r | |
238 | EFI_BOOT_MODE\r | |
239 | EFIAPI\r | |
240 | GetBootModeHob (\r | |
241 | VOID\r | |
242 | )\r | |
243 | {\r | |
2b16a4fb | 244 | EFI_HOB_HANDOFF_INFO_TABLE *HandOffHob;\r |
ad90df8a | 245 | \r |
2b16a4fb | 246 | HandOffHob = (EFI_HOB_HANDOFF_INFO_TABLE *)GetHobList ();\r |
ad90df8a | 247 | \r |
2b16a4fb | 248 | return HandOffHob->BootMode;\r |
ad90df8a AB |
249 | }\r |
250 | \r | |
251 | /**\r | |
252 | Builds a HOB for a loaded PE32 module.\r | |
253 | \r | |
254 | This function builds a HOB for a loaded PE32 module.\r | |
255 | It can only be invoked during PEI phase;\r | |
256 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
257 | \r | |
258 | If ModuleName is NULL, then ASSERT().\r | |
259 | If there is no additional space for HOB creation, then ASSERT().\r | |
260 | \r | |
261 | @param ModuleName The GUID File Name of the module.\r | |
262 | @param MemoryAllocationModule The 64 bit physical address of the module.\r | |
263 | @param ModuleLength The length of the module in bytes.\r | |
264 | @param EntryPoint The 64 bit physical address of the module entry point.\r | |
265 | \r | |
266 | **/\r | |
267 | VOID\r | |
268 | EFIAPI\r | |
269 | BuildModuleHob (\r | |
2b16a4fb MK |
270 | IN CONST EFI_GUID *ModuleName,\r |
271 | IN EFI_PHYSICAL_ADDRESS MemoryAllocationModule,\r | |
272 | IN UINT64 ModuleLength,\r | |
273 | IN EFI_PHYSICAL_ADDRESS EntryPoint\r | |
ad90df8a AB |
274 | )\r |
275 | {\r | |
276 | //\r | |
277 | // PEI HOB is read only for DXE phase\r | |
278 | //\r | |
279 | ASSERT (FALSE);\r | |
280 | }\r | |
281 | \r | |
282 | /**\r | |
283 | Builds a HOB that describes a chunk of system memory.\r | |
284 | \r | |
285 | This function builds a HOB that describes a chunk of system memory.\r | |
286 | It can only be invoked during PEI phase;\r | |
287 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
288 | \r | |
289 | If there is no additional space for HOB creation, then ASSERT().\r | |
290 | \r | |
291 | @param ResourceType The type of resource described by this HOB.\r | |
292 | @param ResourceAttribute The resource attributes of the memory described by this HOB.\r | |
293 | @param PhysicalStart The 64 bit physical address of memory described by this HOB.\r | |
294 | @param NumberOfBytes The length of the memory described by this HOB in bytes.\r | |
295 | \r | |
296 | **/\r | |
297 | VOID\r | |
298 | EFIAPI\r | |
299 | BuildResourceDescriptorHob (\r | |
300 | IN EFI_RESOURCE_TYPE ResourceType,\r | |
301 | IN EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute,\r | |
302 | IN EFI_PHYSICAL_ADDRESS PhysicalStart,\r | |
303 | IN UINT64 NumberOfBytes\r | |
304 | )\r | |
305 | {\r | |
306 | //\r | |
307 | // PEI HOB is read only for DXE phase\r | |
308 | //\r | |
309 | ASSERT (FALSE);\r | |
310 | }\r | |
311 | \r | |
312 | /**\r | |
313 | Builds a customized HOB tagged with a GUID for identification and returns\r | |
314 | the start address of GUID HOB data.\r | |
315 | \r | |
316 | This function builds a customized HOB tagged with a GUID for identification\r | |
317 | and returns the start address of GUID HOB data so that caller can fill the customized data.\r | |
318 | The HOB Header and Name field is already stripped.\r | |
319 | It can only be invoked during PEI phase;\r | |
320 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
321 | \r | |
322 | If Guid is NULL, then ASSERT().\r | |
323 | If there is no additional space for HOB creation, then ASSERT().\r | |
324 | If DataLength > (0xFFF8 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT().\r | |
325 | HobLength is UINT16 and multiples of 8 bytes, so the max HobLength is 0xFFF8.\r | |
326 | \r | |
327 | @param Guid The GUID to tag the customized HOB.\r | |
328 | @param DataLength The size of the data payload for the GUID HOB.\r | |
329 | \r | |
330 | @retval NULL The GUID HOB could not be allocated.\r | |
331 | @retval others The start address of GUID HOB data.\r | |
332 | \r | |
333 | **/\r | |
334 | VOID *\r | |
335 | EFIAPI\r | |
336 | BuildGuidHob (\r | |
2b16a4fb MK |
337 | IN CONST EFI_GUID *Guid,\r |
338 | IN UINTN DataLength\r | |
ad90df8a AB |
339 | )\r |
340 | {\r | |
341 | //\r | |
342 | // PEI HOB is read only for DXE phase\r | |
343 | //\r | |
344 | ASSERT (FALSE);\r | |
345 | return NULL;\r | |
346 | }\r | |
347 | \r | |
348 | /**\r | |
349 | Builds a customized HOB tagged with a GUID for identification, copies the input data to the HOB\r | |
350 | data field, and returns the start address of the GUID HOB data.\r | |
351 | \r | |
352 | This function builds a customized HOB tagged with a GUID for identification and copies the input\r | |
353 | data to the HOB data field and returns the start address of the GUID HOB data. It can only be\r | |
354 | invoked during PEI phase; for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
355 | The HOB Header and Name field is already stripped.\r | |
356 | It can only be invoked during PEI phase;\r | |
357 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
358 | \r | |
359 | If Guid is NULL, then ASSERT().\r | |
360 | If Data is NULL and DataLength > 0, then ASSERT().\r | |
361 | If there is no additional space for HOB creation, then ASSERT().\r | |
362 | If DataLength > (0xFFF8 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT().\r | |
363 | HobLength is UINT16 and multiples of 8 bytes, so the max HobLength is 0xFFF8.\r | |
364 | \r | |
365 | @param Guid The GUID to tag the customized HOB.\r | |
366 | @param Data The data to be copied into the data field of the GUID HOB.\r | |
367 | @param DataLength The size of the data payload for the GUID HOB.\r | |
368 | \r | |
369 | @retval NULL The GUID HOB could not be allocated.\r | |
370 | @retval others The start address of GUID HOB data.\r | |
371 | \r | |
372 | **/\r | |
373 | VOID *\r | |
374 | EFIAPI\r | |
375 | BuildGuidDataHob (\r | |
2b16a4fb MK |
376 | IN CONST EFI_GUID *Guid,\r |
377 | IN VOID *Data,\r | |
378 | IN UINTN DataLength\r | |
ad90df8a AB |
379 | )\r |
380 | {\r | |
381 | //\r | |
382 | // PEI HOB is read only for DXE phase\r | |
383 | //\r | |
384 | ASSERT (FALSE);\r | |
385 | return NULL;\r | |
386 | }\r | |
387 | \r | |
388 | /**\r | |
389 | Builds a Firmware Volume HOB.\r | |
390 | \r | |
391 | This function builds a Firmware Volume HOB.\r | |
392 | It can only be invoked during PEI phase;\r | |
393 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
394 | \r | |
395 | If there is no additional space for HOB creation, then ASSERT().\r | |
a0426207 | 396 | If the FvImage buffer is not at its required alignment, then ASSERT().\r |
ad90df8a AB |
397 | \r |
398 | @param BaseAddress The base address of the Firmware Volume.\r | |
399 | @param Length The size of the Firmware Volume in bytes.\r | |
400 | \r | |
401 | **/\r | |
402 | VOID\r | |
403 | EFIAPI\r | |
404 | BuildFvHob (\r | |
2b16a4fb MK |
405 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
406 | IN UINT64 Length\r | |
ad90df8a AB |
407 | )\r |
408 | {\r | |
409 | //\r | |
410 | // PEI HOB is read only for DXE phase\r | |
411 | //\r | |
412 | ASSERT (FALSE);\r | |
413 | }\r | |
414 | \r | |
415 | /**\r | |
416 | Builds a EFI_HOB_TYPE_FV2 HOB.\r | |
417 | \r | |
418 | This function builds a EFI_HOB_TYPE_FV2 HOB.\r | |
419 | It can only be invoked during PEI phase;\r | |
420 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
421 | \r | |
422 | If there is no additional space for HOB creation, then ASSERT().\r | |
a0426207 | 423 | If the FvImage buffer is not at its required alignment, then ASSERT().\r |
ad90df8a AB |
424 | \r |
425 | @param BaseAddress The base address of the Firmware Volume.\r | |
426 | @param Length The size of the Firmware Volume in bytes.\r | |
427 | @param FvName The name of the Firmware Volume.\r | |
428 | @param FileName The name of the file.\r | |
429 | \r | |
430 | **/\r | |
431 | VOID\r | |
432 | EFIAPI\r | |
433 | BuildFv2Hob (\r | |
2b16a4fb MK |
434 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
435 | IN UINT64 Length,\r | |
436 | IN CONST EFI_GUID *FvName,\r | |
437 | IN CONST EFI_GUID *FileName\r | |
ad90df8a AB |
438 | )\r |
439 | {\r | |
440 | ASSERT (FALSE);\r | |
441 | }\r | |
442 | \r | |
234dbcef SZ |
443 | /**\r |
444 | Builds a EFI_HOB_TYPE_FV3 HOB.\r | |
445 | \r | |
446 | This function builds a EFI_HOB_TYPE_FV3 HOB.\r | |
447 | It can only be invoked during PEI phase;\r | |
448 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
449 | \r | |
450 | If there is no additional space for HOB creation, then ASSERT().\r | |
451 | If the FvImage buffer is not at its required alignment, then ASSERT().\r | |
452 | \r | |
453 | @param BaseAddress The base address of the Firmware Volume.\r | |
454 | @param Length The size of the Firmware Volume in bytes.\r | |
455 | @param AuthenticationStatus The authentication status.\r | |
456 | @param ExtractedFv TRUE if the FV was extracted as a file within\r | |
457 | another firmware volume. FALSE otherwise.\r | |
458 | @param FvName The name of the Firmware Volume.\r | |
459 | Valid only if IsExtractedFv is TRUE.\r | |
460 | @param FileName The name of the file.\r | |
461 | Valid only if IsExtractedFv is TRUE.\r | |
462 | \r | |
463 | **/\r | |
464 | VOID\r | |
465 | EFIAPI\r | |
466 | BuildFv3Hob (\r | |
2b16a4fb MK |
467 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
468 | IN UINT64 Length,\r | |
469 | IN UINT32 AuthenticationStatus,\r | |
470 | IN BOOLEAN ExtractedFv,\r | |
471 | IN CONST EFI_GUID *FvName OPTIONAL,\r | |
472 | IN CONST EFI_GUID *FileName OPTIONAL\r | |
234dbcef SZ |
473 | )\r |
474 | {\r | |
475 | ASSERT (FALSE);\r | |
476 | }\r | |
ad90df8a AB |
477 | \r |
478 | /**\r | |
479 | Builds a Capsule Volume HOB.\r | |
480 | \r | |
481 | This function builds a Capsule Volume HOB.\r | |
482 | It can only be invoked during PEI phase;\r | |
483 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
484 | \r | |
485 | If the platform does not support Capsule Volume HOBs, then ASSERT().\r | |
486 | If there is no additional space for HOB creation, then ASSERT().\r | |
487 | \r | |
488 | @param BaseAddress The base address of the Capsule Volume.\r | |
489 | @param Length The size of the Capsule Volume in bytes.\r | |
490 | \r | |
491 | **/\r | |
492 | VOID\r | |
493 | EFIAPI\r | |
494 | BuildCvHob (\r | |
2b16a4fb MK |
495 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
496 | IN UINT64 Length\r | |
ad90df8a AB |
497 | )\r |
498 | {\r | |
499 | //\r | |
500 | // PEI HOB is read only for DXE phase\r | |
501 | //\r | |
502 | ASSERT (FALSE);\r | |
503 | }\r | |
504 | \r | |
505 | /**\r | |
506 | Builds a HOB for the CPU.\r | |
507 | \r | |
508 | This function builds a HOB for the CPU.\r | |
509 | It can only be invoked during PEI phase;\r | |
510 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
511 | \r | |
512 | If there is no additional space for HOB creation, then ASSERT().\r | |
513 | \r | |
514 | @param SizeOfMemorySpace The maximum physical memory addressability of the processor.\r | |
515 | @param SizeOfIoSpace The maximum physical I/O addressability of the processor.\r | |
516 | \r | |
517 | **/\r | |
518 | VOID\r | |
519 | EFIAPI\r | |
520 | BuildCpuHob (\r | |
2b16a4fb MK |
521 | IN UINT8 SizeOfMemorySpace,\r |
522 | IN UINT8 SizeOfIoSpace\r | |
ad90df8a AB |
523 | )\r |
524 | {\r | |
525 | //\r | |
526 | // PEI HOB is read only for DXE phase\r | |
527 | //\r | |
528 | ASSERT (FALSE);\r | |
529 | }\r | |
530 | \r | |
531 | /**\r | |
532 | Builds a HOB for the Stack.\r | |
533 | \r | |
534 | This function builds a HOB for the stack.\r | |
535 | It can only be invoked during PEI phase;\r | |
536 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
537 | \r | |
538 | If there is no additional space for HOB creation, then ASSERT().\r | |
539 | \r | |
540 | @param BaseAddress The 64 bit physical address of the Stack.\r | |
541 | @param Length The length of the stack in bytes.\r | |
542 | \r | |
543 | **/\r | |
544 | VOID\r | |
545 | EFIAPI\r | |
546 | BuildStackHob (\r | |
2b16a4fb MK |
547 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
548 | IN UINT64 Length\r | |
ad90df8a AB |
549 | )\r |
550 | {\r | |
551 | //\r | |
552 | // PEI HOB is read only for DXE phase\r | |
553 | //\r | |
554 | ASSERT (FALSE);\r | |
555 | }\r | |
556 | \r | |
557 | /**\r | |
558 | Builds a HOB for the BSP store.\r | |
559 | \r | |
560 | This function builds a HOB for BSP store.\r | |
561 | It can only be invoked during PEI phase;\r | |
562 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
563 | \r | |
564 | If there is no additional space for HOB creation, then ASSERT().\r | |
565 | \r | |
566 | @param BaseAddress The 64 bit physical address of the BSP.\r | |
567 | @param Length The length of the BSP store in bytes.\r | |
568 | @param MemoryType Type of memory allocated by this HOB.\r | |
569 | \r | |
570 | **/\r | |
571 | VOID\r | |
572 | EFIAPI\r | |
573 | BuildBspStoreHob (\r | |
2b16a4fb MK |
574 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
575 | IN UINT64 Length,\r | |
576 | IN EFI_MEMORY_TYPE MemoryType\r | |
ad90df8a AB |
577 | )\r |
578 | {\r | |
579 | //\r | |
580 | // PEI HOB is read only for DXE phase\r | |
581 | //\r | |
582 | ASSERT (FALSE);\r | |
583 | }\r | |
584 | \r | |
585 | /**\r | |
586 | Builds a HOB for the memory allocation.\r | |
587 | \r | |
588 | This function builds a HOB for the memory allocation.\r | |
589 | It can only be invoked during PEI phase;\r | |
590 | for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase.\r | |
591 | \r | |
592 | If there is no additional space for HOB creation, then ASSERT().\r | |
593 | \r | |
594 | @param BaseAddress The 64 bit physical address of the memory.\r | |
595 | @param Length The length of the memory allocation in bytes.\r | |
596 | @param MemoryType Type of memory allocated by this HOB.\r | |
597 | \r | |
598 | **/\r | |
599 | VOID\r | |
600 | EFIAPI\r | |
601 | BuildMemoryAllocationHob (\r | |
2b16a4fb MK |
602 | IN EFI_PHYSICAL_ADDRESS BaseAddress,\r |
603 | IN UINT64 Length,\r | |
604 | IN EFI_MEMORY_TYPE MemoryType\r | |
ad90df8a AB |
605 | )\r |
606 | {\r | |
607 | //\r | |
608 | // PEI HOB is read only for DXE phase\r | |
609 | //\r | |
610 | ASSERT (FALSE);\r | |
611 | }\r |