/** @file\r
Provides library functions for all PEI Services.\r
\r
-Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
PeiServicesLocatePpi (\r
IN CONST EFI_GUID *Guid,\r
IN UINTN Instance,\r
- IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,\r
+ IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor, OPTIONAL\r
IN OUT VOID **Ppi\r
);\r
\r
\r
@param SectionType The value of the section type to find.\r
@param SectionInstance Section instance to find.\r
- @param FileHandle A pointer to the file header that contains the set \r
+ @param FileHandle A pointer to the file header that contains the set\r
of sections to be searched.\r
@param SectionData A pointer to the discovered section, if successful.\r
@param AuthenticationStatus A pointer to the authentication status for this section.\r
);\r
\r
/**\r
- This service enables PEIMs to allocate memory after the permanent memory has been installed by a\r
- PEIM.\r
+ This service enables PEIMs to allocate memory.\r
\r
@param MemoryType Type of memory to allocate.\r
- @param Pages Number of pages to allocate.\r
+ @param Pages The number of pages to allocate.\r
@param Memory Pointer of memory allocated.\r
\r
@retval EFI_SUCCESS The memory range was successfully allocated.\r
- @retval EFI_INVALID_PARAMETER Type is not equal to AllocateAnyPages.\r
- @retval EFI_NOT_AVAILABLE_YET Called with permanent memory not available.\r
+ @retval EFI_INVALID_PARAMETER Type is not equal to EfiLoaderCode, EfiLoaderData, EfiRuntimeServicesCode,\r
+ EfiRuntimeServicesData, EfiBootServicesCode, EfiBootServicesData,\r
+ EfiACPIReclaimMemory, EfiReservedMemoryType, or EfiACPIMemoryNVS.\r
@retval EFI_OUT_OF_RESOURCES The pages could not be allocated.\r
\r
**/\r
OUT EFI_PHYSICAL_ADDRESS *Memory\r
);\r
\r
+/**\r
+ This service enables PEIMs to free memory.\r
+\r
+ @param Memory Memory to be freed.\r
+ @param Pages The number of pages to free.\r
+\r
+ @retval EFI_SUCCESS The requested pages were freed.\r
+ @retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.\r
+ @retval EFI_NOT_FOUND The requested memory pages were not allocated with\r
+ AllocatePages().\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiServicesFreePages (\r
+ IN EFI_PHYSICAL_ADDRESS Memory,\r
+ IN UINTN Pages\r
+ );\r
+\r
/**\r
This service allocates memory from the Hand-Off Block (HOB) heap.\r
\r
\r
\r
/**\r
- This service is a wrapper for the PEI Service FfsFindByName(), except the pointer to the PEI Services \r
- Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
- Specification for details. \r
+ This service is a wrapper for the PEI Service FfsFindByName(), except the pointer to the PEI Services\r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface\r
+ Specification for details.\r
\r
@param FileName A pointer to the name of the file to\r
find within the firmware volume.\r
@param VolumeHandle The firmware volume to search FileHandle\r
Upon exit, points to the found file's\r
handle or NULL if it could not be found.\r
- @param FileHandle Pointer to found file handle \r
+ @param FileHandle Pointer to found file handle\r
\r
@retval EFI_SUCCESS File was found.\r
\r
\r
\r
/**\r
- This service is a wrapper for the PEI Service FfsGetFileInfo(), except the pointer to the PEI Services \r
- Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
- Specification for details. \r
+ This service is a wrapper for the PEI Service FfsGetFileInfo(), except the pointer to the PEI Services\r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface\r
+ Specification for details.\r
\r
@param FileHandle Handle of the file.\r
\r
information.\r
\r
@retval EFI_SUCCESS File information returned.\r
- \r
+\r
@retval EFI_INVALID_PARAMETER If FileHandle does not\r
represent a valid file.\r
- \r
+\r
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
- \r
+\r
**/\r
EFI_STATUS\r
-EFIAPI \r
+EFIAPI\r
PeiServicesFfsGetFileInfo (\r
IN CONST EFI_PEI_FILE_HANDLE FileHandle,\r
OUT EFI_FV_FILE_INFO *FileInfo\r
information.\r
\r
@retval EFI_SUCCESS File information returned.\r
- \r
+\r
@retval EFI_INVALID_PARAMETER If FileHandle does not\r
represent a valid file.\r
- \r
+\r
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
- \r
+\r
**/\r
EFI_STATUS\r
EFIAPI\r
);\r
\r
/**\r
- This service is a wrapper for the PEI Service FfsGetVolumeInfo(), except the pointer to the PEI Services \r
- Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
- Specification for details. \r
+ This service is a wrapper for the PEI Service FfsGetVolumeInfo(), except the pointer to the PEI Services\r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface\r
+ Specification for details.\r
\r
@param VolumeHandle Handle of the volume.\r
\r
information.\r
\r
@retval EFI_SUCCESS File information returned.\r
- \r
+\r
@retval EFI_INVALID_PARAMETER If FileHandle does not\r
represent a valid file.\r
- \r
+\r
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
\r
**/\r
\r
\r
/**\r
- This service is a wrapper for the PEI Service RegisterForShadow(), except the pointer to the PEI Services \r
- Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
- Specification for details. \r
+ This service is a wrapper for the PEI Service RegisterForShadow(), except the pointer to the PEI Services\r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface\r
+ Specification for details.\r
\r
@param FileHandle PEIM's file handle. Must be the currently\r
executing PEIM.\r
- \r
+\r
@retval EFI_SUCCESS The PEIM was successfully registered for\r
shadowing.\r
\r
\r
/**\r
Install a EFI_PEI_FIRMWARE_VOLUME_INFO_PPI instance so the PEI Core will be notified about a new firmware volume.\r
- \r
- This function allocates, initializes, and installs a new EFI_PEI_FIRMWARE_VOLUME_INFO_PPI using \r
+\r
+ This function allocates, initializes, and installs a new EFI_PEI_FIRMWARE_VOLUME_INFO_PPI using\r
the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO_PPI instance.\r
If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO_PPI, then ASSERT().\r
If the EFI_PEI_FIRMWARE_VOLUME_INFO_PPI can not be installed, then ASSERT().\r
\r
- \r
+\r
@param FvFormat Unique identifier of the format of the memory-mapped firmware volume.\r
- This parameter is optional and may be NULL. \r
+ This parameter is optional and may be NULL.\r
If NULL is specified, the EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed.\r
- @param FvInfo Points to a buffer which allows the EFI_PEI_FIRMWARE_VOLUME_PPI to process the volume. \r
- The format of this buffer is specific to the FvFormat. For memory-mapped firmware volumes, \r
+ @param FvInfo Points to a buffer which allows the EFI_PEI_FIRMWARE_VOLUME_PPI to process the volume.\r
+ The format of this buffer is specific to the FvFormat. For memory-mapped firmware volumes,\r
this typically points to the first byte of the firmware volume.\r
- @param FvInfoSize The size, in bytes, of FvInfo. For memory-mapped firmware volumes, \r
+ @param FvInfoSize The size, in bytes, of FvInfo. For memory-mapped firmware volumes,\r
this is typically the size of the firmware volume.\r
- @param ParentFvName If the new firmware volume originated from a file in a different firmware volume, \r
+ @param ParentFvName If the new firmware volume originated from a file in a different firmware volume,\r
then this parameter specifies the GUID name of the originating firmware volume.\r
Otherwise, this parameter must be NULL.\r
- @param ParentFileName If the new firmware volume originated from a file in a different firmware volume, \r
+ @param ParentFileName If the new firmware volume originated from a file in a different firmware volume,\r
then this parameter specifies the GUID file name of the originating firmware file.\r
Otherwise, this parameter must be NULL.\r
**/\r
IN UINT32 AuthenticationStatus\r
);\r
\r
+/**\r
+ Resets the entire platform.\r
+\r
+ @param[in] ResetType The type of reset to perform.\r
+ @param[in] ResetStatus The status code for the reset.\r
+ @param[in] DataSize The size, in bytes, of ResetData.\r
+ @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or EfiResetShutdown\r
+ the data buffer starts with a Null-terminated string, optionally\r
+ followed by additional binary data. The string is a description\r
+ that the caller may use to further indicate the reason for the\r
+ system reset. ResetData is only valid if ResetStatus is something\r
+ other than EFI_SUCCESS unless the ResetType is EfiResetPlatformSpecific\r
+ where a minimum amount of ResetData is always required.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiServicesResetSystem2 (\r
+ IN EFI_RESET_TYPE ResetType,\r
+ IN EFI_STATUS ResetStatus,\r
+ IN UINTN DataSize,\r
+ IN VOID *ResetData OPTIONAL\r
+ );\r
+\r
#endif\r