]> git.proxmox.com Git - mirror_edk2.git/blob - MdePkg/Library/PeiServicesLib/PeiServicesLib.c
UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm
[mirror_edk2.git] / MdePkg / Library / PeiServicesLib / PeiServicesLib.c
1 /** @file
2 Implementation for PEI Services Library.
3
4 Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
5 SPDX-License-Identifier: BSD-2-Clause-Patent
6
7 **/
8
9 #include <PiPei.h>
10
11 #include <Ppi/FirmwareVolumeInfo.h>
12 #include <Ppi/FirmwareVolumeInfo2.h>
13 #include <Guid/FirmwareFileSystem2.h>
14
15 #include <Library/PeiServicesLib.h>
16 #include <Library/PeiServicesTablePointerLib.h>
17 #include <Library/DebugLib.h>
18 #include <Library/MemoryAllocationLib.h>
19 #include <Library/BaseMemoryLib.h>
20
21 /**
22 This service enables a given PEIM to register an interface into the PEI Foundation.
23
24 @param PpiList A pointer to the list of interfaces that the caller shall install.
25
26 @retval EFI_SUCCESS The interface was successfully installed.
27 @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL.
28 @retval EFI_INVALID_PARAMETER Any of the PEI PPI descriptors in the list do not have the
29 EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
30 @retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
31
32 **/
33 EFI_STATUS
34 EFIAPI
35 PeiServicesInstallPpi (
36 IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
37 )
38 {
39 CONST EFI_PEI_SERVICES **PeiServices;
40
41 PeiServices = GetPeiServicesTablePointer ();
42 return (*PeiServices)->InstallPpi (PeiServices, PpiList);
43 }
44
45 /**
46 This service enables PEIMs to replace an entry in the PPI database with an alternate entry.
47
48 @param OldPpi The pointer to the old PEI PPI Descriptors.
49 @param NewPpi The pointer to the new PEI PPI Descriptors.
50
51 @retval EFI_SUCCESS The interface was successfully installed.
52 @retval EFI_INVALID_PARAMETER The OldPpi or NewPpi is NULL.
53 @retval EFI_INVALID_PARAMETER Any of the PEI PPI descriptors in the list do not have the
54 EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
55 @retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
56 @retval EFI_NOT_FOUND The PPI for which the reinstallation was requested has not been
57 installed.
58
59 **/
60 EFI_STATUS
61 EFIAPI
62 PeiServicesReInstallPpi (
63 IN CONST EFI_PEI_PPI_DESCRIPTOR *OldPpi,
64 IN CONST EFI_PEI_PPI_DESCRIPTOR *NewPpi
65 )
66 {
67 CONST EFI_PEI_SERVICES **PeiServices;
68
69 PeiServices = GetPeiServicesTablePointer ();
70 return (*PeiServices)->ReInstallPpi (PeiServices, OldPpi, NewPpi);
71 }
72
73 /**
74 This service enables PEIMs to discover a given instance of an interface.
75
76 @param Guid A pointer to the GUID whose corresponding interface needs to be
77 found.
78 @param Instance The N-th instance of the interface that is required.
79 @param PpiDescriptor A pointer to instance of the EFI_PEI_PPI_DESCRIPTOR.
80 @param Ppi A pointer to the instance of the interface.
81
82 @retval EFI_SUCCESS The interface was successfully returned.
83 @retval EFI_NOT_FOUND The PPI descriptor is not found in the database.
84
85 **/
86 EFI_STATUS
87 EFIAPI
88 PeiServicesLocatePpi (
89 IN CONST EFI_GUID *Guid,
90 IN UINTN Instance,
91 IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor OPTIONAL,
92 IN OUT VOID **Ppi
93 )
94 {
95 CONST EFI_PEI_SERVICES **PeiServices;
96
97 PeiServices = GetPeiServicesTablePointer ();
98 return (*PeiServices)->LocatePpi (PeiServices, Guid, Instance, PpiDescriptor, Ppi);
99 }
100
101 /**
102 This service enables PEIMs to register a given service to be invoked when another service is
103 installed or reinstalled.
104
105 @param NotifyList A pointer to the list of notification interfaces
106 that the caller shall install.
107
108 @retval EFI_SUCCESS The interface was successfully installed.
109 @retval EFI_INVALID_PARAMETER The NotifyList pointer is NULL.
110 @retval EFI_INVALID_PARAMETER Any of the PEI notify descriptors in the list do
111 not have the EFI_PEI_PPI_DESCRIPTOR_NOTIFY_TYPES
112 bit set in the Flags field.
113 @retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
114
115 **/
116 EFI_STATUS
117 EFIAPI
118 PeiServicesNotifyPpi (
119 IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList
120 )
121 {
122 CONST EFI_PEI_SERVICES **PeiServices;
123
124 PeiServices = GetPeiServicesTablePointer ();
125 return (*PeiServices)->NotifyPpi (PeiServices, NotifyList);
126 }
127
128 /**
129 This service enables PEIMs to ascertain the present value of the boot mode.
130
131 @param BootMode A pointer to contain the value of the boot mode.
132
133 @retval EFI_SUCCESS The boot mode was returned successfully.
134 @retval EFI_INVALID_PARAMETER BootMode is NULL.
135
136 **/
137 EFI_STATUS
138 EFIAPI
139 PeiServicesGetBootMode (
140 OUT EFI_BOOT_MODE *BootMode
141 )
142 {
143 CONST EFI_PEI_SERVICES **PeiServices;
144
145 PeiServices = GetPeiServicesTablePointer ();
146 return (*PeiServices)->GetBootMode (PeiServices, BootMode);
147 }
148
149 /**
150 This service enables PEIMs to update the boot mode variable.
151
152 @param BootMode The value of the boot mode to set.
153
154 @retval EFI_SUCCESS The value was successfully updated
155
156 **/
157 EFI_STATUS
158 EFIAPI
159 PeiServicesSetBootMode (
160 IN EFI_BOOT_MODE BootMode
161 )
162 {
163 CONST EFI_PEI_SERVICES **PeiServices;
164
165 PeiServices = GetPeiServicesTablePointer ();
166 return (*PeiServices)->SetBootMode (PeiServices, BootMode);
167 }
168
169 /**
170 This service enables a PEIM to ascertain the address of the list of HOBs in memory.
171
172 @param HobList A pointer to the list of HOBs that the PEI Foundation
173 will initialize.
174
175 @retval EFI_SUCCESS The list was successfully returned.
176 @retval EFI_NOT_AVAILABLE_YET The HOB list is not yet published.
177
178 **/
179 EFI_STATUS
180 EFIAPI
181 PeiServicesGetHobList (
182 OUT VOID **HobList
183 )
184 {
185 CONST EFI_PEI_SERVICES **PeiServices;
186
187 PeiServices = GetPeiServicesTablePointer ();
188 return (*PeiServices)->GetHobList (PeiServices, HobList);
189 }
190
191 /**
192 This service enables PEIMs to create various types of HOBs.
193
194 @param Type The type of HOB to be installed.
195 @param Length The length of the HOB to be added.
196 @param Hob The address of a pointer that will contain the
197 HOB header.
198
199 @retval EFI_SUCCESS The HOB was successfully created.
200 @retval EFI_OUT_OF_RESOURCES There is no additional space for HOB creation.
201
202 **/
203 EFI_STATUS
204 EFIAPI
205 PeiServicesCreateHob (
206 IN UINT16 Type,
207 IN UINT16 Length,
208 OUT VOID **Hob
209 )
210 {
211 CONST EFI_PEI_SERVICES **PeiServices;
212
213 PeiServices = GetPeiServicesTablePointer ();
214 return (*PeiServices)->CreateHob (PeiServices, Type, Length, Hob);
215 }
216
217 /**
218 This service enables PEIMs to discover additional firmware volumes.
219
220 @param Instance This instance of the firmware volume to find. The
221 value 0 is the Boot Firmware Volume (BFV).
222 @param VolumeHandle Handle of the firmware volume header of the volume
223 to return.
224
225 @retval EFI_SUCCESS The volume was found.
226 @retval EFI_NOT_FOUND The volume was not found.
227 @retval EFI_INVALID_PARAMETER FwVolHeader is NULL.
228
229 **/
230 EFI_STATUS
231 EFIAPI
232 PeiServicesFfsFindNextVolume (
233 IN UINTN Instance,
234 IN OUT EFI_PEI_FV_HANDLE *VolumeHandle
235 )
236 {
237 CONST EFI_PEI_SERVICES **PeiServices;
238
239 PeiServices = GetPeiServicesTablePointer ();
240 return (*PeiServices)->FfsFindNextVolume (PeiServices, Instance, VolumeHandle);
241 }
242
243 /**
244 This service enables PEIMs to discover additional firmware files.
245
246 @param SearchType A filter to find files only of this type.
247 @param VolumeHandle The pointer to the firmware volume header of the
248 volume to search. This parameter must point to a
249 valid FFS volume.
250 @param FileHandle Handle of the current file from which to begin searching.
251
252 @retval EFI_SUCCESS The file was found.
253 @retval EFI_NOT_FOUND The file was not found.
254 @retval EFI_NOT_FOUND The header checksum was not zero.
255
256 **/
257 EFI_STATUS
258 EFIAPI
259 PeiServicesFfsFindNextFile (
260 IN EFI_FV_FILETYPE SearchType,
261 IN EFI_PEI_FV_HANDLE VolumeHandle,
262 IN OUT EFI_PEI_FILE_HANDLE *FileHandle
263 )
264 {
265 CONST EFI_PEI_SERVICES **PeiServices;
266
267 PeiServices = GetPeiServicesTablePointer ();
268 return (*PeiServices)->FfsFindNextFile (PeiServices, SearchType, VolumeHandle, FileHandle);
269 }
270
271 /**
272 This service enables PEIMs to discover sections of a given type within a valid FFS file.
273
274 @param SectionType The value of the section type to find.
275 @param FileHandle A pointer to the file header that contains the set
276 of sections to be searched.
277 @param SectionData A pointer to the discovered section, if successful.
278
279 @retval EFI_SUCCESS The section was found.
280 @retval EFI_NOT_FOUND The section was not found.
281
282 **/
283 EFI_STATUS
284 EFIAPI
285 PeiServicesFfsFindSectionData (
286 IN EFI_SECTION_TYPE SectionType,
287 IN EFI_PEI_FILE_HANDLE FileHandle,
288 OUT VOID **SectionData
289 )
290 {
291 CONST EFI_PEI_SERVICES **PeiServices;
292
293 PeiServices = GetPeiServicesTablePointer ();
294 return (*PeiServices)->FfsFindSectionData (PeiServices, SectionType, FileHandle, SectionData);
295 }
296
297 /**
298 This service enables PEIMs to discover sections of a given instance and type within a valid FFS file.
299
300 @param SectionType The value of the section type to find.
301 @param SectionInstance Section instance to find.
302 @param FileHandle A pointer to the file header that contains the set
303 of sections to be searched.
304 @param SectionData A pointer to the discovered section, if successful.
305 @param AuthenticationStatus A pointer to the authentication status for this section.
306
307 @retval EFI_SUCCESS The section was found.
308 @retval EFI_NOT_FOUND The section was not found.
309
310 **/
311 EFI_STATUS
312 EFIAPI
313 PeiServicesFfsFindSectionData3 (
314 IN EFI_SECTION_TYPE SectionType,
315 IN UINTN SectionInstance,
316 IN EFI_PEI_FILE_HANDLE FileHandle,
317 OUT VOID **SectionData,
318 OUT UINT32 *AuthenticationStatus
319 )
320 {
321 CONST EFI_PEI_SERVICES **PeiServices;
322
323 PeiServices = GetPeiServicesTablePointer ();
324 return (*PeiServices)->FindSectionData3 (PeiServices, SectionType, SectionInstance, FileHandle, SectionData, AuthenticationStatus);
325 }
326
327 /**
328 This service enables PEIMs to register the permanent memory configuration
329 that has been initialized with the PEI Foundation.
330
331 @param MemoryBegin The value of a region of installed memory.
332 @param MemoryLength The corresponding length of a region of installed memory.
333
334 @retval EFI_SUCCESS The region was successfully installed in a HOB.
335 @retval EFI_INVALID_PARAMETER MemoryBegin and MemoryLength are illegal for this system.
336 @retval EFI_OUT_OF_RESOURCES There is no additional space for HOB creation.
337
338 **/
339 EFI_STATUS
340 EFIAPI
341 PeiServicesInstallPeiMemory (
342 IN EFI_PHYSICAL_ADDRESS MemoryBegin,
343 IN UINT64 MemoryLength
344 )
345 {
346 CONST EFI_PEI_SERVICES **PeiServices;
347
348 PeiServices = GetPeiServicesTablePointer ();
349 return (*PeiServices)->InstallPeiMemory (PeiServices, MemoryBegin, MemoryLength);
350 }
351
352 /**
353 This service enables PEIMs to allocate memory.
354
355 @param MemoryType Type of memory to allocate.
356 @param Pages The number of pages to allocate.
357 @param Memory Pointer of memory allocated.
358
359 @retval EFI_SUCCESS The memory range was successfully allocated.
360 @retval EFI_INVALID_PARAMETER Type is not equal to EfiLoaderCode, EfiLoaderData, EfiRuntimeServicesCode,
361 EfiRuntimeServicesData, EfiBootServicesCode, EfiBootServicesData,
362 EfiACPIReclaimMemory, EfiReservedMemoryType, or EfiACPIMemoryNVS.
363 @retval EFI_OUT_OF_RESOURCES The pages could not be allocated.
364
365 **/
366 EFI_STATUS
367 EFIAPI
368 PeiServicesAllocatePages (
369 IN EFI_MEMORY_TYPE MemoryType,
370 IN UINTN Pages,
371 OUT EFI_PHYSICAL_ADDRESS *Memory
372 )
373 {
374 CONST EFI_PEI_SERVICES **PeiServices;
375
376 PeiServices = GetPeiServicesTablePointer ();
377 return (*PeiServices)->AllocatePages (PeiServices, MemoryType, Pages, Memory);
378 }
379
380 /**
381 This service enables PEIMs to free memory.
382
383 @param Memory Memory to be freed.
384 @param Pages The number of pages to free.
385
386 @retval EFI_SUCCESS The requested pages were freed.
387 @retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.
388 @retval EFI_NOT_FOUND The requested memory pages were not allocated with
389 AllocatePages().
390
391 **/
392 EFI_STATUS
393 EFIAPI
394 PeiServicesFreePages (
395 IN EFI_PHYSICAL_ADDRESS Memory,
396 IN UINTN Pages
397 )
398 {
399 CONST EFI_PEI_SERVICES **PeiServices;
400
401 PeiServices = GetPeiServicesTablePointer ();
402 return (*PeiServices)->FreePages (PeiServices, Memory, Pages);
403 }
404
405 /**
406 This service allocates memory from the Hand-Off Block (HOB) heap.
407
408 @param Size The number of bytes to allocate from the pool.
409 @param Buffer If the call succeeds, a pointer to a pointer to
410 the allocate buffer; otherwise, undefined.
411
412 @retval EFI_SUCCESS The allocation was successful
413 @retval EFI_OUT_OF_RESOURCES There is not enough heap to allocate the requested size.
414
415 **/
416 EFI_STATUS
417 EFIAPI
418 PeiServicesAllocatePool (
419 IN UINTN Size,
420 OUT VOID **Buffer
421 )
422 {
423 CONST EFI_PEI_SERVICES **PeiServices;
424
425 PeiServices = GetPeiServicesTablePointer ();
426 return (*PeiServices)->AllocatePool (PeiServices, Size, Buffer);
427 }
428
429 /**
430 Resets the entire platform.
431
432 @retval EFI_SUCCESS The function completed successfully.
433 @retval EFI_NOT_AVAILABLE_YET The service has not been installed yet.
434
435 **/
436 EFI_STATUS
437 EFIAPI
438 PeiServicesResetSystem (
439 VOID
440 )
441 {
442 CONST EFI_PEI_SERVICES **PeiServices;
443
444 PeiServices = GetPeiServicesTablePointer ();
445 return (*PeiServices)->ResetSystem (PeiServices);
446 }
447
448 /**
449 This service is a wrapper for the PEI Service RegisterForShadow(), except the
450 pointer to the PEI Services Table has been removed. See the Platform
451 Initialization Pre-EFI Initialization Core Interface Specification for details.
452
453 @param FileHandle PEIM's file handle. Must be the currently
454 executing PEIM.
455
456 @retval EFI_SUCCESS The PEIM was successfully registered for
457 shadowing.
458
459 @retval EFI_ALREADY_STARTED The PEIM was previously
460 registered for shadowing.
461
462 @retval EFI_NOT_FOUND The FileHandle does not refer to a
463 valid file handle.
464 **/
465 EFI_STATUS
466 EFIAPI
467 PeiServicesRegisterForShadow (
468 IN EFI_PEI_FILE_HANDLE FileHandle
469 )
470 {
471 return (*GetPeiServicesTablePointer ())->RegisterForShadow (FileHandle);
472 }
473
474 /**
475 This service is a wrapper for the PEI Service FfsGetFileInfo(), except the pointer to the PEI Services
476 Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
477 Specification for details.
478
479 @param FileHandle The handle of the file.
480
481 @param FileInfo Upon exit, points to the file's
482 information.
483
484 @retval EFI_SUCCESS File information returned.
485
486 @retval EFI_INVALID_PARAMETER If FileHandle does not
487 represent a valid file.
488
489 @retval EFI_INVALID_PARAMETER FileInfo is NULL.
490
491 **/
492 EFI_STATUS
493 EFIAPI
494 PeiServicesFfsGetFileInfo (
495 IN CONST EFI_PEI_FILE_HANDLE FileHandle,
496 OUT EFI_FV_FILE_INFO *FileInfo
497 )
498 {
499 return (*GetPeiServicesTablePointer ())->FfsGetFileInfo (FileHandle, FileInfo);
500 }
501
502 /**
503 This service is a wrapper for the PEI Service FfsGetFileInfo2(), except the pointer to the PEI Services
504 Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
505 Specification for details.
506
507 @param FileHandle The handle of the file.
508 @param FileInfo Upon exit, points to the file's
509 information.
510
511 @retval EFI_SUCCESS File information returned.
512 @retval EFI_INVALID_PARAMETER If FileHandle does not
513 represent a valid file.
514 @retval EFI_INVALID_PARAMETER FileInfo is NULL.
515
516 **/
517 EFI_STATUS
518 EFIAPI
519 PeiServicesFfsGetFileInfo2 (
520 IN CONST EFI_PEI_FILE_HANDLE FileHandle,
521 OUT EFI_FV_FILE_INFO2 *FileInfo
522 )
523 {
524 return (*GetPeiServicesTablePointer ())->FfsGetFileInfo2 (FileHandle, FileInfo);
525 }
526
527 /**
528 This service is a wrapper for the PEI Service FfsFindByName(), except the pointer to the PEI Services
529 Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
530 Specification for details.
531
532 @param FileName A pointer to the name of the file to
533 find within the firmware volume.
534
535 @param VolumeHandle The firmware volume to search FileHandle
536 Upon exit, points to the found file's
537 handle or NULL if it could not be found.
538 @param FileHandle The pointer to found file handle
539
540 @retval EFI_SUCCESS File was found.
541
542 @retval EFI_NOT_FOUND File was not found.
543
544 @retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or
545 FileName was NULL.
546
547 **/
548 EFI_STATUS
549 EFIAPI
550 PeiServicesFfsFindFileByName (
551 IN CONST EFI_GUID *FileName,
552 IN CONST EFI_PEI_FV_HANDLE VolumeHandle,
553 OUT EFI_PEI_FILE_HANDLE *FileHandle
554 )
555 {
556 return (*GetPeiServicesTablePointer ())->FfsFindFileByName (FileName, VolumeHandle, FileHandle);
557 }
558
559 /**
560 This service is a wrapper for the PEI Service FfsGetVolumeInfo(), except the pointer to the PEI Services
561 Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
562 Specification for details.
563
564 @param VolumeHandle Handle of the volume.
565
566 @param VolumeInfo Upon exit, points to the volume's
567 information.
568
569 @retval EFI_SUCCESS File information returned.
570
571 @retval EFI_INVALID_PARAMETER If FileHandle does not
572 represent a valid file.
573
574 @retval EFI_INVALID_PARAMETER If FileInfo is NULL.
575
576 **/
577 EFI_STATUS
578 EFIAPI
579 PeiServicesFfsGetVolumeInfo (
580 IN EFI_PEI_FV_HANDLE VolumeHandle,
581 OUT EFI_FV_INFO *VolumeInfo
582 )
583 {
584 return (*GetPeiServicesTablePointer ())->FfsGetVolumeInfo (VolumeHandle, VolumeInfo);
585 }
586
587 /**
588 Install a EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI instance so the PEI Core will be notified about a new firmware volume.
589
590 This function allocates, initializes, and installs a new EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI using
591 the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI instance.
592 If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI, then ASSERT().
593 If the EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI can not be installed, then ASSERT().
594 If NULL is specified for FvFormat, but FvInfo does not have the firmware file system 2 format, then ASSERT.
595
596 @param InstallFvInfoPpi Install FvInfo Ppi if it is TRUE. Otherwise, install FvInfo2 Ppi.
597 @param FvFormat Unique identifier of the format of the memory-mapped
598 firmware volume. This parameter is optional and
599 may be NULL. If NULL is specified, the
600 EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed.
601 @param FvInfo Points to a buffer which allows the
602 EFI_PEI_FIRMWARE_VOLUME_PPI to process the volume.
603 The format of this buffer is specific to the FvFormat.
604 For memory-mapped firmware volumes, this typically
605 points to the first byte of the firmware volume.
606 @param FvInfoSize The size, in bytes, of FvInfo. For memory-mapped
607 firmware volumes, this is typically the size of
608 the firmware volume.
609 @param ParentFvName If the new firmware volume originated from a file
610 in a different firmware volume, then this parameter
611 specifies the GUID name of the originating firmware
612 volume. Otherwise, this parameter must be NULL.
613 @param ParentFileName If the new firmware volume originated from a file
614 in a different firmware volume, then this parameter
615 specifies the GUID file name of the originating
616 firmware file. Otherwise, this parameter must be NULL.
617 @param AuthenticationStatus Authentication Status, it will be ignored if InstallFvInfoPpi is TRUE.
618 **/
619 VOID
620 EFIAPI
621 InternalPeiServicesInstallFvInfoPpi (
622 IN BOOLEAN InstallFvInfoPpi,
623 IN CONST EFI_GUID *FvFormat OPTIONAL,
624 IN CONST VOID *FvInfo,
625 IN UINT32 FvInfoSize,
626 IN CONST EFI_GUID *ParentFvName OPTIONAL,
627 IN CONST EFI_GUID *ParentFileName OPTIONAL,
628 IN UINT32 AuthenticationStatus
629 )
630 {
631 EFI_STATUS Status;
632 EFI_PEI_FIRMWARE_VOLUME_INFO_PPI *FvInfoPpi;
633 EFI_PEI_PPI_DESCRIPTOR *FvInfoPpiDescriptor;
634 EFI_GUID *ParentFvNameValue;
635 EFI_GUID *ParentFileNameValue;
636 EFI_GUID *PpiGuid;
637
638 ParentFvNameValue = NULL;
639 ParentFileNameValue = NULL;
640 if (InstallFvInfoPpi) {
641 //
642 // To install FvInfo Ppi.
643 //
644 FvInfoPpi = AllocateZeroPool (sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO_PPI));
645 ASSERT (FvInfoPpi != NULL);
646 PpiGuid = &gEfiPeiFirmwareVolumeInfoPpiGuid;
647 } else {
648 //
649 // To install FvInfo2 Ppi.
650 //
651 FvInfoPpi = AllocateZeroPool (sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI));
652 ASSERT (FvInfoPpi != NULL);
653 ((EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI *)FvInfoPpi)->AuthenticationStatus = AuthenticationStatus;
654 PpiGuid = &gEfiPeiFirmwareVolumeInfo2PpiGuid;
655 }
656
657 if (FvFormat != NULL) {
658 CopyGuid (&FvInfoPpi->FvFormat, FvFormat);
659 } else {
660 CopyGuid (&FvInfoPpi->FvFormat, &gEfiFirmwareFileSystem2Guid);
661 //
662 // Since the EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed if NULL is specified for FvFormat,
663 // check the FileSystemGuid pointed by FvInfo against EFI_FIRMWARE_FILE_SYSTEM2_GUID to make sure
664 // FvInfo has the firmware file system 2 format.
665 // If the ASSERT really appears, FvFormat needs to be specified correctly, for example,
666 // EFI_FIRMWARE_FILE_SYSTEM3_GUID can be used for firmware file system 3 format, or
667 // ((EFI_FIRMWARE_VOLUME_HEADER *) FvInfo)->FileSystemGuid can be just used for both
668 // firmware file system 2 and 3 format.
669 //
670 ASSERT (CompareGuid (&(((EFI_FIRMWARE_VOLUME_HEADER *)FvInfo)->FileSystemGuid), &gEfiFirmwareFileSystem2Guid));
671 }
672
673 FvInfoPpi->FvInfo = (VOID *)FvInfo;
674 FvInfoPpi->FvInfoSize = FvInfoSize;
675 if (ParentFvName != NULL) {
676 ParentFvNameValue = AllocateCopyPool (sizeof (EFI_GUID), ParentFvName);
677 ASSERT (ParentFvNameValue != NULL);
678 FvInfoPpi->ParentFvName = ParentFvNameValue;
679 }
680
681 if (ParentFileName != NULL) {
682 ParentFileNameValue = AllocateCopyPool (sizeof (EFI_GUID), ParentFileName);
683 ASSERT (ParentFileNameValue != NULL);
684 FvInfoPpi->ParentFileName = ParentFileNameValue;
685 }
686
687 FvInfoPpiDescriptor = AllocatePool (sizeof (EFI_PEI_PPI_DESCRIPTOR));
688 ASSERT (FvInfoPpiDescriptor != NULL);
689
690 FvInfoPpiDescriptor->Guid = PpiGuid;
691 FvInfoPpiDescriptor->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
692 FvInfoPpiDescriptor->Ppi = (VOID *)FvInfoPpi;
693 Status = PeiServicesInstallPpi (FvInfoPpiDescriptor);
694 ASSERT_EFI_ERROR (Status);
695 }
696
697 /**
698 Install a EFI_PEI_FIRMWARE_VOLUME_INFO_PPI instance so the PEI Core will be notified about a new firmware volume.
699
700 This function allocates, initializes, and installs a new EFI_PEI_FIRMWARE_VOLUME_INFO_PPI using
701 the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO_PPI instance.
702 If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO_PPI, then ASSERT().
703 If the EFI_PEI_FIRMWARE_VOLUME_INFO_PPI can not be installed, then ASSERT().
704 If NULL is specified for FvFormat, but FvInfo does not have the firmware file system 2 format, then ASSERT.
705
706 @param FvFormat Unique identifier of the format of the memory-mapped
707 firmware volume. This parameter is optional and
708 may be NULL. If NULL is specified, the
709 EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed.
710 @param FvInfo Points to a buffer which allows the
711 EFI_PEI_FIRMWARE_VOLUME_PPI to process the volume.
712 The format of this buffer is specific to the FvFormat.
713 For memory-mapped firmware volumes, this typically
714 points to the first byte of the firmware volume.
715 @param FvInfoSize The size, in bytes, of FvInfo. For memory-mapped
716 firmware volumes, this is typically the size of
717 the firmware volume.
718 @param ParentFvName If the new firmware volume originated from a file
719 in a different firmware volume, then this parameter
720 specifies the GUID name of the originating firmware
721 volume. Otherwise, this parameter must be NULL.
722 @param ParentFileName If the new firmware volume originated from a file
723 in a different firmware volume, then this parameter
724 specifies the GUID file name of the originating
725 firmware file. Otherwise, this parameter must be NULL.
726 **/
727 VOID
728 EFIAPI
729 PeiServicesInstallFvInfoPpi (
730 IN CONST EFI_GUID *FvFormat OPTIONAL,
731 IN CONST VOID *FvInfo,
732 IN UINT32 FvInfoSize,
733 IN CONST EFI_GUID *ParentFvName OPTIONAL,
734 IN CONST EFI_GUID *ParentFileName OPTIONAL
735 )
736 {
737 InternalPeiServicesInstallFvInfoPpi (TRUE, FvFormat, FvInfo, FvInfoSize, ParentFvName, ParentFileName, 0);
738 }
739
740 /**
741 Install a EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI instance so the PEI Core will be notified about a new firmware volume.
742
743 This function allocates, initializes, and installs a new EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI using
744 the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI instance.
745 If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI, then ASSERT().
746 If the EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI can not be installed, then ASSERT().
747 If NULL is specified for FvFormat, but FvInfo does not have the firmware file system 2 format, then ASSERT.
748
749 @param FvFormat Unique identifier of the format of the memory-mapped
750 firmware volume. This parameter is optional and
751 may be NULL. If NULL is specified, the
752 EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed.
753 @param FvInfo Points to a buffer which allows the
754 EFI_PEI_FIRMWARE_VOLUME_PPI to process the volume.
755 The format of this buffer is specific to the FvFormat.
756 For memory-mapped firmware volumes, this typically
757 points to the first byte of the firmware volume.
758 @param FvInfoSize The size, in bytes, of FvInfo. For memory-mapped
759 firmware volumes, this is typically the size of
760 the firmware volume.
761 @param ParentFvName If the new firmware volume originated from a file
762 in a different firmware volume, then this parameter
763 specifies the GUID name of the originating firmware
764 volume. Otherwise, this parameter must be NULL.
765 @param ParentFileName If the new firmware volume originated from a file
766 in a different firmware volume, then this parameter
767 specifies the GUID file name of the originating
768 firmware file. Otherwise, this parameter must be NULL.
769 @param AuthenticationStatus Authentication Status
770 **/
771 VOID
772 EFIAPI
773 PeiServicesInstallFvInfo2Ppi (
774 IN CONST EFI_GUID *FvFormat OPTIONAL,
775 IN CONST VOID *FvInfo,
776 IN UINT32 FvInfoSize,
777 IN CONST EFI_GUID *ParentFvName OPTIONAL,
778 IN CONST EFI_GUID *ParentFileName OPTIONAL,
779 IN UINT32 AuthenticationStatus
780 )
781 {
782 InternalPeiServicesInstallFvInfoPpi (FALSE, FvFormat, FvInfo, FvInfoSize, ParentFvName, ParentFileName, AuthenticationStatus);
783 }
784
785 /**
786 Resets the entire platform.
787
788 @param[in] ResetType The type of reset to perform.
789 @param[in] ResetStatus The status code for the reset.
790 @param[in] DataSize The size, in bytes, of ResetData.
791 @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or EfiResetShutdown
792 the data buffer starts with a Null-terminated string, optionally
793 followed by additional binary data. The string is a description
794 that the caller may use to further indicate the reason for the
795 system reset.
796
797 **/
798 VOID
799 EFIAPI
800 PeiServicesResetSystem2 (
801 IN EFI_RESET_TYPE ResetType,
802 IN EFI_STATUS ResetStatus,
803 IN UINTN DataSize,
804 IN VOID *ResetData OPTIONAL
805 )
806 {
807 (*GetPeiServicesTablePointer ())->ResetSystem2 (ResetType, ResetStatus, DataSize, ResetData);
808 }