/** @file\r
Definition of Pei Core Structures and Services\r
\r
-Copyright (c) 2006 - 2009, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2017, 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
http://opensource.org/licenses/bsd-license.php\r
#include <Ppi/MemoryDiscovered.h>\r
#include <Ppi/StatusCode.h>\r
#include <Ppi/Reset.h>\r
+#include <Ppi/Reset2.h>\r
#include <Ppi/FirmwareVolume.h>\r
#include <Ppi/FirmwareVolumeInfo.h>\r
+#include <Ppi/FirmwareVolumeInfo2.h>\r
#include <Ppi/Decompress.h>\r
#include <Ppi/GuidedSectionExtraction.h>\r
#include <Ppi/LoadFile.h>\r
#include <Ppi/Security2.h>\r
#include <Ppi/TemporaryRamSupport.h>\r
+#include <Ppi/TemporaryRamDone.h>\r
#include <Library/DebugLib.h>\r
#include <Library/PeiCoreEntryPoint.h>\r
#include <Library/BaseLib.h>\r
#include <Library/PeCoffGetEntryPointLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/CacheMaintenanceLib.h>\r
-#include <Library/TimerLib.h>\r
#include <Library/PcdLib.h>\r
#include <IndustryStandard/PeImage.h>\r
#include <Library/PeiServicesTablePointerLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Guid/FirmwareFileSystem2.h>\r
+#include <Guid/FirmwareFileSystem3.h>\r
#include <Guid/AprioriFileName.h>\r
\r
///\r
/// \r
INTN LastDispatchedNotify;\r
///\r
- /// Ppi database.\r
+ /// Ppi database has the PcdPeiCoreMaxPpiSupported number of entries.\r
///\r
- PEI_PPI_LIST_POINTERS PpiListPtrs[FixedPcdGet32 (PcdPeiCoreMaxPpiSupported)];\r
+ PEI_PPI_LIST_POINTERS *PpiListPtrs;\r
} PEI_PPI_DATABASE;\r
\r
\r
EFI_FIRMWARE_VOLUME_HEADER *FvHeader;\r
EFI_PEI_FIRMWARE_VOLUME_PPI *FvPpi;\r
EFI_PEI_FV_HANDLE FvHandle;\r
- UINT8 PeimState[FixedPcdGet32 (PcdPeiCoreMaxPeimPerFv)];\r
- EFI_PEI_FILE_HANDLE FvFileHandles[FixedPcdGet32 (PcdPeiCoreMaxPeimPerFv)];\r
+ //\r
+ // Ponter to the buffer with the PcdPeiCoreMaxPeimPerFv number of Entries.\r
+ //\r
+ UINT8 *PeimState;\r
+ //\r
+ // Ponter to the buffer with the PcdPeiCoreMaxPeimPerFv number of Entries.\r
+ //\r
+ EFI_PEI_FILE_HANDLE *FvFileHandles;\r
BOOLEAN ScanFv;\r
+ UINT32 AuthenticationStatus;\r
} PEI_CORE_FV_HANDLE;\r
\r
+typedef struct {\r
+ EFI_GUID FvFormat;\r
+ VOID *FvInfo;\r
+ UINT32 FvInfoSize;\r
+ UINT32 AuthenticationStatus;\r
+ EFI_PEI_NOTIFY_DESCRIPTOR NotifyDescriptor;\r
+} PEI_CORE_UNKNOW_FORMAT_FV_INFO;\r
+\r
#define CACHE_SETION_MAX_NUMBER 0x10\r
typedef struct {\r
EFI_COMMON_SECTION_HEADER* Section[CACHE_SETION_MAX_NUMBER];\r
VOID* SectionData[CACHE_SETION_MAX_NUMBER];\r
UINTN SectionSize[CACHE_SETION_MAX_NUMBER];\r
+ UINT32 AuthenticationStatus[CACHE_SETION_MAX_NUMBER];\r
UINTN AllSectionCount;\r
UINTN SectionIndex;\r
} CACHE_SECTION_DATA;\r
\r
+#define HOLE_MAX_NUMBER 0x3\r
+typedef struct {\r
+ EFI_PHYSICAL_ADDRESS Base;\r
+ UINTN Size;\r
+ UINTN Offset;\r
+ BOOLEAN OffsetPositive;\r
+} HOLE_MEMORY_DATA;\r
+\r
+///\r
+/// Forward declaration for PEI_CORE_INSTANCE\r
+///\r
+typedef struct _PEI_CORE_INSTANCE PEI_CORE_INSTANCE;\r
+\r
+\r
+/**\r
+ Function Pointer type for PeiCore function.\r
+ @param SecCoreData Points to a data structure containing SEC to PEI handoff data, such as the size \r
+ and location of temporary RAM, the stack location and the BFV location.\r
+ @param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.\r
+ An empty PPI list consists of a single descriptor with the end-tag\r
+ EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST. As part of its initialization\r
+ phase, the PEI Foundation will add these SEC-hosted PPIs to its PPI database such\r
+ that both the PEI Foundation and any modules can leverage the associated service\r
+ calls and/or code in these early PPIs\r
+ @param OldCoreData Pointer to old core data that is used to initialize the\r
+ core's data areas.\r
+**/\r
+typedef\r
+EFI_STATUS\r
+(EFIAPI *PEICORE_FUNCTION_POINTER)(\r
+ IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,\r
+ IN PEI_CORE_INSTANCE *OldCoreData\r
+ );\r
\r
#define PEI_CORE_HANDLE_SIGNATURE SIGNATURE_32('P','e','i','C')\r
\r
///\r
/// Pei Core private data structure instance\r
///\r
-typedef struct{\r
+struct _PEI_CORE_INSTANCE {\r
UINTN Signature;\r
\r
///\r
/// Point to ServiceTableShadow\r
///\r
- EFI_PEI_SERVICES *PS;\r
+ EFI_PEI_SERVICES *Ps;\r
PEI_PPI_DATABASE PpiData;\r
\r
///\r
UINTN FvCount;\r
\r
///\r
- /// The instance arrary for FVs which contains FFS and could be dispatched by PeiCore.\r
+ /// Pointer to the buffer with the PcdPeiCoreMaxFvSupported number of entries.\r
+ /// Each entry is for one FV which contains FFS and could be dispatched by PeiCore.\r
///\r
- PEI_CORE_FV_HANDLE Fv[FixedPcdGet32 (PcdPeiCoreMaxFvSupported)];\r
+ PEI_CORE_FV_HANDLE *Fv;\r
\r
- EFI_PEI_FILE_HANDLE CurrentFvFileHandles[FixedPcdGet32 (PcdPeiCoreMaxPeimPerFv)];\r
+ ///\r
+ /// Pointer to the buffer with the PcdPeiCoreMaxFvSupported number of entries.\r
+ /// Each entry is for one FV which could not be dispatched by PeiCore.\r
+ ///\r
+ PEI_CORE_UNKNOW_FORMAT_FV_INFO *UnknownFvInfo;\r
+ UINTN UnknownFvInfoCount;\r
+ \r
+ ///\r
+ /// Pointer to the buffer with the PcdPeiCoreMaxPeimPerFv number of entries.\r
+ ///\r
+ EFI_PEI_FILE_HANDLE *CurrentFvFileHandles;\r
UINTN AprioriCount;\r
UINTN CurrentPeimFvCount;\r
UINTN CurrentPeimCount;\r
EFI_PEI_HOB_POINTERS HobList;\r
BOOLEAN SwitchStackSignal;\r
BOOLEAN PeiMemoryInstalled;\r
- EFI_PHYSICAL_ADDRESS StackBase;\r
- UINT64 StackSize;\r
VOID *CpuIo;\r
EFI_PEI_SECURITY2_PPI *PrivateSecurityPpi;\r
EFI_PEI_SERVICES ServiceTableShadow;\r
EFI_PHYSICAL_ADDRESS PhysicalMemoryBegin;\r
UINT64 PhysicalMemoryLength;\r
EFI_PHYSICAL_ADDRESS FreePhysicalMemoryTop;\r
- VOID* ShadowedPeiCore;\r
+ UINTN HeapOffset;\r
+ BOOLEAN HeapOffsetPositive;\r
+ UINTN StackOffset;\r
+ BOOLEAN StackOffsetPositive;\r
+ PEICORE_FUNCTION_POINTER ShadowedPeiCore;\r
CACHE_SECTION_DATA CacheSection;\r
-} PEI_CORE_INSTANCE;\r
+ //\r
+ // For Loading modules at fixed address feature to cache the top address below which the \r
+ // Runtime code, boot time code and PEI memory will be placed. Please note that the offset between this field \r
+ // and Ps should not be changed since maybe user could get this top address by using the offet to Ps. \r
+ //\r
+ EFI_PHYSICAL_ADDRESS LoadModuleAtFixAddressTopAddress;\r
+ //\r
+ // The field is define for Loading modules at fixed address feature to tracker the PEI code\r
+ // memory range usage. It is a bit mapped array in which every bit indicates the correspoding memory page\r
+ // available or not. \r
+ //\r
+ UINT64 *PeiCodeMemoryRangeUsageBitMap;\r
+ //\r
+ // This field points to the shadowed image read function\r
+ //\r
+ PE_COFF_LOADER_READ_FILE ShadowedImageRead;\r
+\r
+ //\r
+ // Pointer to the temp buffer with the PcdPeiCoreMaxPeimPerFv + 1 number of entries.\r
+ //\r
+ EFI_PEI_FILE_HANDLE *FileHandles;\r
+ //\r
+ // Pointer to the temp buffer with the PcdPeiCoreMaxPeimPerFv number of entries.\r
+ //\r
+ EFI_GUID *FileGuid;\r
+\r
+ //\r
+ // Temp Memory Range is not covered by PeiTempMem and Stack.\r
+ // Those Memory Range will be migrated into phisical memory. \r
+ //\r
+ HOLE_MEMORY_DATA HoleData[HOLE_MAX_NUMBER];\r
+};\r
\r
///\r
/// Pei Core Instance Data Macros\r
///\r
#define PEI_CORE_INSTANCE_FROM_PS_THIS(a) \\r
- CR(a, PEI_CORE_INSTANCE, PS, PEI_CORE_HANDLE_SIGNATURE)\r
-\r
-/**\r
- Function Pointer type for PeiCore function.\r
- @param SecCoreData Points to a data structure containing SEC to PEI handoff data, such as the size \r
- and location of temporary RAM, the stack location and the BFV location.\r
- @param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.\r
- An empty PPI list consists of a single descriptor with the end-tag\r
- EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST. As part of its initialization\r
- phase, the PEI Foundation will add these SEC-hosted PPIs to its PPI database such\r
- that both the PEI Foundation and any modules can leverage the associated service\r
- calls and/or code in these early PPIs\r
- @param OldCoreData Pointer to old core data that is used to initialize the\r
- core's data areas.\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *PEICORE_FUNCTION_POINTER)(\r
- IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r
- IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,\r
- IN PEI_CORE_INSTANCE *OldCoreData\r
- );\r
+ CR(a, PEI_CORE_INSTANCE, Ps, PEI_CORE_HANDLE_SIGNATURE)\r
\r
///\r
/// Union of temporarily used function pointers (to save stack space)\r
\r
Migrate the Hob list from the temporary memory stack to PEI installed memory.\r
\r
- @param PrivateData Pointer to PeiCore's private data structure.\r
- @param OldCheckingBottom Bottom of temporary memory range. All Ppi in this range\r
- will be fixup for PpiData and PpiDescriptor pointer.\r
- @param OldCheckingTop Top of temporary memory range. All Ppi in this range\r
- will be fixup for PpiData and PpiDescriptor.\r
- @param Fixup The address difference between\r
- the new Hob list and old Hob list.\r
+ @param SecCoreData Points to a data structure containing SEC to PEI handoff data, such as the size \r
+ and location of temporary RAM, the stack location and the BFV location.\r
+ @param PrivateData Pointer to PeiCore's private data structure.\r
\r
**/\r
VOID\r
ConvertPpiPointers (\r
- IN PEI_CORE_INSTANCE *PrivateData,\r
- IN UINTN OldCheckingBottom,\r
- IN UINTN OldCheckingTop,\r
- IN INTN Fixup\r
+ IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r
+ IN PEI_CORE_INSTANCE *PrivateData\r
);\r
\r
/**\r
);\r
\r
/**\r
-\r
Provide a callout to the security verification service.\r
\r
-\r
@param PrivateData PeiCore's private data structure\r
@param VolumeHandle Handle of FV\r
@param FileHandle Handle of PEIM's ffs\r
+ @param AuthenticationStatus Authentication status\r
\r
@retval EFI_SUCCESS Image is OK\r
@retval EFI_SECURITY_VIOLATION Image is illegal\r
-\r
+ @retval EFI_NOT_FOUND If security PPI is not installed.\r
**/\r
EFI_STATUS\r
VerifyPeim (\r
IN PEI_CORE_INSTANCE *PrivateData,\r
IN EFI_PEI_FV_HANDLE VolumeHandle,\r
- IN EFI_PEI_FILE_HANDLE FileHandle\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ IN UINT32 AuthenticationStatus\r
);\r
\r
/**\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param SearchType Filter to find only files of this type.\r
Type EFI_FV_FILETYPE_ALL causes no filtering to be done.\r
- @param VolumeHandle Handle of firmware volume in which to search.\r
+ @param FvHandle Handle of firmware volume in which to search.\r
@param FileHandle On entry, points to the current handle from which to begin searching or NULL to start\r
at the beginning of the firmware volume. On exit, points the file handle of the next file\r
in the volume or NULL if there are no more files.\r
OUT VOID **SectionData\r
);\r
\r
+/**\r
+ Searches for the next matching section within the specified file.\r
+\r
+ @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
+ @param SectionType The value of the section type to find.\r
+ @param SectionInstance Section instance to find.\r
+ @param FileHandle Handle of the firmware file to search.\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
+ @retval EFI_SUCCESS The section was found.\r
+ @retval EFI_NOT_FOUND The section was not found.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiFfsFindSectionData3 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_SECTION_TYPE SectionType,\r
+ IN UINTN SectionInstance,\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT VOID **SectionData,\r
+ OUT UINT32 *AuthenticationStatus\r
+ );\r
+\r
/**\r
Search the firmware volumes by index\r
\r
PeiFfsFindNextVolume (\r
IN CONST EFI_PEI_SERVICES **PeiServices,\r
IN UINTN Instance,\r
- IN OUT EFI_PEI_FV_HANDLE *FwVolHeader\r
+ IN OUT EFI_PEI_FV_HANDLE *VolumeHandle\r
);\r
\r
//\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param FileHandle Pointer to the FFS file header of the image.\r
+ @param PeimState The dispatch state of the input PEIM handle.\r
@param EntryPoint Pointer to entry point of specified image file for output.\r
@param AuthenticationState Pointer to attestation authentication state of image.\r
\r
PeiLoadImage (\r
IN CONST EFI_PEI_SERVICES **PeiServices,\r
IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ IN UINT8 PeimState,\r
OUT EFI_PHYSICAL_ADDRESS *EntryPoint,\r
OUT UINT32 *AuthenticationState\r
);\r
IN CONST EFI_PEI_SERVICES **PeiServices\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
+PeiResetSystem2 (\r
+ IN EFI_RESET_TYPE ResetType,\r
+ IN EFI_STATUS ResetStatus,\r
+ IN UINTN DataSize,\r
+ IN VOID *ResetData OPTIONAL\r
+ );\r
+\r
/**\r
\r
Initialize PeiCore Fv List.\r
Returns information about a specific file.\r
\r
@param FileHandle Handle of the file.\r
- @param FileInfo Upon exit, points to the file’s information.\r
+ @param FileInfo Upon exit, points to the file's information.\r
\r
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
@retval EFI_INVALID_PARAMETER If FileHandle does not represent a valid file.\r
OUT EFI_FV_FILE_INFO *FileInfo\r
);\r
\r
+/**\r
+ Returns information about a specific file.\r
+\r
+ @param FileHandle Handle of the file.\r
+ @param FileInfo Upon exit, points to the file's information.\r
+\r
+ @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
+ @retval EFI_INVALID_PARAMETER If FileHandle does not represent a valid file.\r
+ @retval EFI_SUCCESS File information returned.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI \r
+PeiFfsGetFileInfo2 (\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT EFI_FV_FILE_INFO2 *FileInfo\r
+ );\r
+\r
/**\r
Returns information about the specified volume.\r
\r
@param VolumeHandle Handle of the volume.\r
- @param VolumeInfo Upon exit, points to the volume’s information.\r
+ @param VolumeInfo Upon exit, points to the volume's information.\r
\r
@retval EFI_INVALID_PARAMETER If VolumeHandle does not represent a valid volume.\r
@retval EFI_INVALID_PARAMETER If VolumeInfo is NULL.\r
@param OldCoreData Pointer to Old PeiCore's private data.\r
If NULL, PeiCore is entered at first time, stack/heap in temporary memory.\r
If not NULL, PeiCore is entered at second time, stack/heap has been moved\r
- to permenent memory.\r
+ to permanent memory.\r
\r
**/\r
VOID\r
);\r
\r
/**\r
- Get Fv image from the FV type file, then install FV INFO ppi, Build FV hob.\r
+ Get Fv image from the FV type file, then install FV INFO(2) ppi, Build FV hob.\r
\r
+ @param PrivateData PeiCore's private data structure\r
@param ParentFvCoreHandle Pointer of EFI_CORE_FV_HANDLE to parent Fv image that contain this Fv image.\r
@param ParentFvFileHandle File handle of a Fv type file that contain this Fv image.\r
\r
@retval EFI_NOT_FOUND FV image can't be found.\r
@retval EFI_SUCCESS Successfully to process it.\r
@retval EFI_OUT_OF_RESOURCES Can not allocate page when aligning FV image\r
+ @retval EFI_SECURITY_VIOLATION Image is illegal\r
@retval Others Can not find EFI_SECTION_FIRMWARE_VOLUME_IMAGE section\r
\r
**/\r
EFI_STATUS\r
ProcessFvFile (\r
+ IN PEI_CORE_INSTANCE *PrivateData,\r
IN PEI_CORE_FV_HANDLE *ParentFvCoreHandle,\r
IN EFI_PEI_FILE_HANDLE ParentFvFileHandle\r
);\r
IN UINTN Instance\r
);\r
\r
+//\r
+// Default EFI_PEI_CPU_IO_PPI support for EFI_PEI_SERVICES table when PeiCore initialization.\r
+// \r
+\r
+/**\r
+ Memory-based read services.\r
+ \r
+ This function is to perform the Memory Access Read service based on installed \r
+ instance of the EFI_PEI_CPU_IO_PPI. \r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return EFI_NOT_YET_AVAILABLE. \r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table\r
+ published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes.\r
+ @param Address The physical address of the access.\r
+ @param Count The number of accesses to perform.\r
+ @param Buffer A pointer to the buffer of data.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_NOT_YET_AVAILABLE The service has not been installed. \r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultMemRead (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN EFI_PEI_CPU_IO_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN UINTN Count,\r
+ IN OUT VOID *Buffer\r
+ );\r
+ \r
+/**\r
+ Memory-based write services.\r
+ \r
+ This function is to perform the Memory Access Write service based on installed \r
+ instance of the EFI_PEI_CPU_IO_PPI. \r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return EFI_NOT_YET_AVAILABLE. \r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table\r
+ published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes.\r
+ @param Address The physical address of the access.\r
+ @param Count The number of accesses to perform.\r
+ @param Buffer A pointer to the buffer of data.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_NOT_YET_AVAILABLE The service has not been installed. \r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultMemWrite (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN EFI_PEI_CPU_IO_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN UINTN Count,\r
+ IN OUT VOID *Buffer\r
+ );\r
+ \r
+/**\r
+ IO-based read services.\r
+ \r
+ This function is to perform the IO-base read service for the EFI_PEI_CPU_IO_PPI.\r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return EFI_NOT_YET_AVAILABLE. \r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table\r
+ published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes.\r
+ @param Address The physical address of the access.\r
+ @param Count The number of accesses to perform.\r
+ @param Buffer A pointer to the buffer of data.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_NOT_YET_AVAILABLE The service has not been installed.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultIoRead (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN EFI_PEI_CPU_IO_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN UINTN Count,\r
+ IN OUT VOID *Buffer\r
+ );\r
+ \r
+/**\r
+ IO-based write services.\r
+ \r
+ This function is to perform the IO-base write service for the EFI_PEI_CPU_IO_PPI.\r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return EFI_NOT_YET_AVAILABLE. \r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table\r
+ published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes.\r
+ @param Address The physical address of the access.\r
+ @param Count The number of accesses to perform.\r
+ @param Buffer A pointer to the buffer of data.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_NOT_YET_AVAILABLE The service has not been installed.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultIoWrite (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN EFI_PEI_CPU_IO_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN UINTN Count,\r
+ IN OUT VOID *Buffer\r
+ );\r
+ \r
+/**\r
+ 8-bit I/O read operations.\r
+ \r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return An 8-bit value returned from the I/O space.\r
+**/\r
+UINT8\r
+EFIAPI\r
+PeiDefaultIoRead8 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ Reads an 16-bit I/O port.\r
+ \r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return A 16-bit value returned from the I/O space.\r
+**/\r
+UINT16\r
+EFIAPI\r
+PeiDefaultIoRead16 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ Reads an 32-bit I/O port.\r
+ \r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return A 32-bit value returned from the I/O space.\r
+**/\r
+UINT32\r
+EFIAPI\r
+PeiDefaultIoRead32 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ Reads an 64-bit I/O port.\r
+ \r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return A 64-bit value returned from the I/O space.\r
+**/\r
+UINT64\r
+EFIAPI\r
+PeiDefaultIoRead64 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ 8-bit I/O write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultIoWrite8 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT8 Data\r
+ );\r
+ \r
+/**\r
+ 16-bit I/O write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultIoWrite16 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT16 Data\r
+ );\r
+ \r
+/**\r
+ 32-bit I/O write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultIoWrite32 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT32 Data\r
+ );\r
+ \r
+/**\r
+ 64-bit I/O write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultIoWrite64 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT64 Data\r
+ );\r
+ \r
+/**\r
+ 8-bit memory read operations.\r
+\r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return An 8-bit value returned from the memory space.\r
+\r
+**/\r
+UINT8\r
+EFIAPI\r
+PeiDefaultMemRead8 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ 16-bit memory read operations.\r
+\r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return An 16-bit value returned from the memory space.\r
+\r
+**/\r
+UINT16\r
+EFIAPI\r
+PeiDefaultMemRead16 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ 32-bit memory read operations.\r
+\r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return An 32-bit value returned from the memory space.\r
+\r
+**/\r
+UINT32\r
+EFIAPI\r
+PeiDefaultMemRead32 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ 64-bit memory read operations.\r
+\r
+ If the EFI_PEI_CPU_IO_PPI is not installed by platform/chipset PEIM, then \r
+ return 0.\r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+\r
+ @return An 64-bit value returned from the memory space.\r
+\r
+**/\r
+UINT64\r
+EFIAPI\r
+PeiDefaultMemRead64 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address\r
+ );\r
+ \r
+/**\r
+ 8-bit memory write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultMemWrite8 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT8 Data\r
+ );\r
+ \r
+/**\r
+ 16-bit memory write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultMemWrite16 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT16 Data\r
+ );\r
+\r
+/**\r
+ 32-bit memory write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultMemWrite32 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT32 Data\r
+ );\r
+ \r
+/**\r
+ 64-bit memory write operations.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Address The physical address of the access.\r
+ @param Data The data to write.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiDefaultMemWrite64 (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_CPU_IO_PPI *This,\r
+ IN UINT64 Address,\r
+ IN UINT64 Data\r
+ );\r
+ \r
+extern EFI_PEI_CPU_IO_PPI gPeiDefaultCpuIoPpi; \r
+\r
+//\r
+// Default EFI_PEI_PCI_CFG2_PPI support for EFI_PEI_SERVICES table when PeiCore initialization.\r
+// \r
+\r
+/**\r
+ Reads from a given location in the PCI configuration space.\r
+\r
+ If the EFI_PEI_PCI_CFG2_PPI is not installed by platform/chipset PEIM, then \r
+ return EFI_NOT_YET_AVAILABLE. \r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes.\r
+ See EFI_PEI_PCI_CFG_PPI_WIDTH above.\r
+ @param Address The physical address of the access. The format of\r
+ the address is described by EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS.\r
+ @param Buffer A pointer to the buffer of data.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_INVALID_PARAMETER The invalid access width.\r
+ @retval EFI_NOT_YET_AVAILABLE If the EFI_PEI_PCI_CFG2_PPI is not installed by platform/chipset PEIM.\r
+ \r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultPciCfg2Read (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_PCI_CFG2_PPI *This,\r
+ IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN OUT VOID *Buffer\r
+ );\r
+ \r
+/**\r
+ Write to a given location in the PCI configuration space.\r
+\r
+ If the EFI_PEI_PCI_CFG2_PPI is not installed by platform/chipset PEIM, then \r
+ return EFI_NOT_YET_AVAILABLE. \r
+ \r
+ @param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes.\r
+ See EFI_PEI_PCI_CFG_PPI_WIDTH above.\r
+ @param Address The physical address of the access. The format of\r
+ the address is described by EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS.\r
+ @param Buffer A pointer to the buffer of data.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_INVALID_PARAMETER The invalid access width.\r
+ @retval EFI_NOT_YET_AVAILABLE If the EFI_PEI_PCI_CFG2_PPI is not installed by platform/chipset PEIM.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultPciCfg2Write (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_PCI_CFG2_PPI *This,\r
+ IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN OUT VOID *Buffer\r
+ );\r
+ \r
+/**\r
+ This function performs a read-modify-write operation on the contents from a given\r
+ location in the PCI configuration space.\r
+\r
+ @param PeiServices An indirect pointer to the PEI Services Table\r
+ published by the PEI Foundation.\r
+ @param This Pointer to local data for the interface.\r
+ @param Width The width of the access. Enumerated in bytes. Type\r
+ EFI_PEI_PCI_CFG_PPI_WIDTH is defined in Read().\r
+ @param Address The physical address of the access.\r
+ @param SetBits Points to value to bitwise-OR with the read configuration value.\r
+ The size of the value is determined by Width.\r
+ @param ClearBits Points to the value to negate and bitwise-AND with the read configuration value.\r
+ The size of the value is determined by Width.\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
+ @retval EFI_INVALID_PARAMETER The invalid access width.\r
+ @retval EFI_NOT_YET_AVAILABLE If the EFI_PEI_PCI_CFG2_PPI is not installed by platform/chipset PEIM.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiDefaultPciCfg2Modify (\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_PCI_CFG2_PPI *This,\r
+ IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,\r
+ IN UINT64 Address,\r
+ IN VOID *SetBits,\r
+ IN VOID *ClearBits\r
+ ); \r
+ \r
+extern EFI_PEI_PCI_CFG2_PPI gPeiDefaultPciCfg2Ppi;\r
+\r
+/**\r
+ After PeiCore image is shadowed into permanent memory, all build-in FvPpi should\r
+ be re-installed with the instance in permanent memory and all cached FvPpi pointers in \r
+ PrivateData->Fv[] array should be fixed up to be pointed to the one in permanent\r
+ memory.\r
+ \r
+ @param PrivateData Pointer to PEI_CORE_INSTANCE.\r
+**/ \r
+VOID\r
+PeiReinitializeFv (\r
+ IN PEI_CORE_INSTANCE *PrivateData\r
+ );\r
+ \r
#endif\r
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