/*++ Copyright (c) 2004 - 2009, Intel Corporation All rights reserved. This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at http://opensource.org/licenses/bsd-license.php THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. Module Name: PeiCore.h Abstract: Definition of Pei Core Structures and Services Revision History --*/ #ifndef _PEICORE_H_ #define _PEICORE_H_ #include "EfiImage.h" #include "Pei.h" #include "PeiHob.h" #ifdef EFI64 #include "SalApi.h" #endif #include "EfiCommonLib.h" #include EFI_PPI_DEFINITION (FindFv) #include EFI_PPI_DEFINITION (DxeIpl) #include EFI_PPI_DEFINITION (StatusCode) #include EFI_PPI_DEFINITION (Security) #ifdef EFI_NT_EMULATOR #include EFI_PPI_DEFINITION (NtPeiLoadFile) #endif //*** AMI PORTING BEGIN ***// #include //*** AMI PORTING END *****// // //Build private HOB to PEI core to transfer old NEM-range data to new NEM-range // #define EFI_PEI_CORE_PRIVATE_GUID \ {0xd641a0f5, 0xcb7c, 0x4846, 0xa3, 0x80, 0x1d, 0x01, 0xb4, 0xd9, 0xe3, 0xb9} // // Pei Core private data structures // typedef union _PEI_PPI_LIST_POINTERS { EFI_PEI_PPI_DESCRIPTOR *Ppi; EFI_PEI_NOTIFY_DESCRIPTOR *Notify; VOID *Raw; } PEI_PPI_LIST_POINTERS; #define PEI_STACK_SIZE 0x20000 #define MAX_PPI_DESCRIPTORS 128 typedef struct { INTN PpiListEnd; INTN NotifyListEnd; INTN DispatchListEnd; INTN LastDispatchedInstall; INTN LastDispatchedNotify; PEI_PPI_LIST_POINTERS PpiListPtrs[MAX_PPI_DESCRIPTORS]; } PEI_PPI_DATABASE; typedef struct { UINT8 CurrentPeim; UINT8 CurrentFv; UINT64 DispatchedPeimBitMap; UINT64 PreviousPeimBitMap; EFI_FFS_FILE_HEADER *CurrentPeimAddress; EFI_FIRMWARE_VOLUME_HEADER *CurrentFvAddress; EFI_FIRMWARE_VOLUME_HEADER *BootFvAddress; EFI_FIND_FV_PPI *FindFv; } PEI_CORE_DISPATCH_DATA; // // Pei Core private data structure instance // #define PEI_CORE_HANDLE_SIGNATURE EFI_SIGNATURE_32('P','e','i','C') typedef struct{ UINTN Signature; EFI_PEI_SERVICES *PS; // Point to ServiceTableShadow PEI_PPI_DATABASE PpiData; PEI_CORE_DISPATCH_DATA DispatchData; EFI_PEI_HOB_POINTERS HobList; BOOLEAN SwitchStackSignal; BOOLEAN PeiMemoryInstalled; EFI_PHYSICAL_ADDRESS StackBase; UINT64 StackSize; VOID *BottomOfCarHeap; VOID *TopOfCarHeap; VOID *CpuIo; PEI_SECURITY_PPI *PrivateSecurityPpi; EFI_PEI_SERVICES ServiceTableShadow; //*** AMI PORTING BEGIN ***// EFI_PEI_PPI_DESCRIPTOR *LoadedImage; EFI_PEI_LOADED_IMAGE_PPI LoadedImagePpi; //*** AMI PORTING END *****// PEI_DEBUG_CODE ( UINTN SizeOfCacheAsRam; VOID *MaxTopOfCarHeap; ) } PEI_CORE_INSTANCE; // // Pei Core Instance Data Macros // #define PEI_CORE_INSTANCE_FROM_PS_THIS(a) \ PEI_CR(a, PEI_CORE_INSTANCE, PS, PEI_CORE_HANDLE_SIGNATURE) typedef EFI_STATUS (EFIAPI *PEI_CORE_ENTRY_POINT) ( IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor, IN PEI_CORE_INSTANCE *OldCoreData ); // // Union of temporarily used function pointers (to save stack space) // typedef union { PEI_CORE_ENTRY_POINT PeiCore; EFI_PEIM_ENTRY_POINT PeimEntry; EFI_PEIM_NOTIFY_ENTRY_POINT PeimNotifyEntry; EFI_DXE_IPL_PPI *DxeIpl; EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor; EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor; VOID *Raw; } PEI_CORE_TEMP_POINTERS; // // Main PEI entry // EFI_STATUS EFIAPI PeiMain ( IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor ) /*++ Routine Description: Main entry point to Pei Core. Arguments: PeiStartupDescriptor - Information and services provided by SEC phase. Returns: This function never returns --*/ ; EFI_STATUS EFIAPI PeiCore ( IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor, IN PEI_CORE_INSTANCE *OldCoreData ) /*++ Routine Description: The entry routine to Pei Core, invoked by PeiMain during transition from SEC to PEI. After switching stack in the PEI core, it will restart with the old core data. Arguments: PeiStartupDescriptor - Information and services provided by SEC phase. OldCoreData - Pointer to old core data that is used to initialize the core's data areas. Returns: This function never returns --*/ ; // // Dispatcher support functions // EFI_STATUS PeimDispatchReadiness ( IN EFI_PEI_SERVICES **PeiServices, IN VOID *DependencyExpression, IN OUT BOOLEAN *Runnable ) /*++ Routine Description: This is the POSTFIX version of the dependency evaluator. When a PUSH [PPI GUID] is encountered, a pointer to the GUID is stored on the evaluation stack. When that entry is poped from the evaluation stack, the PPI is checked if it is installed. This method allows some time savings as not all PPIs must be checked for certain operation types (AND, OR). Arguments: PeiServices - Calling context. DependencyExpression - Pointer to a dependency expression. The Grammar adheres to the BNF described above and is stored in postfix notation. Runnable - is True if the driver can be scheduled and False if the driver cannot be scheduled. This is the value that the schedulers should use for deciding the state of the driver. Returns: Status = EFI_SUCCESS if it is a well-formed Grammar EFI_INVALID_PARAMETER if the dependency expression overflows the evaluation stack EFI_INVALID_PARAMETER if the dependency expression underflows the evaluation stack EFI_INVALID_PARAMETER if the dependency expression is not a well-formed Grammar. --*/ ; EFI_STATUS PeiDispatcher ( IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor, IN PEI_CORE_INSTANCE *PrivateData, IN PEI_CORE_DISPATCH_DATA *DispatchData ) /*++ Routine Description: Conduct PEIM dispatch. Arguments: PeiStartupDescriptor - Pointer to IN EFI_PEI_STARTUP_DESCRIPTOR PrivateData - Pointer to the private data passed in from caller DispatchData - Pointer to PEI_CORE_DISPATCH_DATA data. Returns: EFI_SUCCESS - Successfully dispatched PEIM. EFI_NOT_FOUND - The dispatch failed. --*/ ; VOID InitializeDispatcherData ( IN EFI_PEI_SERVICES **PeiServices, IN PEI_CORE_INSTANCE *OldCoreData, IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor ) /*++ Routine Description: Initialize the Dispatcher's data members Arguments: PeiServices - The PEI core services table. OldCoreData - Pointer to old core data (before switching stack). NULL if being run in non-permament memory mode. PeiStartupDescriptor - Information and services provided by SEC phase. Returns: None --*/ ; EFI_STATUS FindNextPeim ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader, IN OUT EFI_FFS_FILE_HEADER **PeimFileHeader ) /*++ Routine Description: Given the input file pointer, search for the next matching file in the FFS volume. The search starts from FileHeader inside the Firmware Volume defined by FwVolHeader. Arguments: PeiServices - Pointer to the PEI Core Services Table. FwVolHeader - Pointer to the FV header of the volume to search. This parameter must point to a valid FFS volume. PeimFileHeader - Pointer to the current file from which to begin searching. This pointer will be updated upon return to reflect the file found. Returns: EFI_NOT_FOUND - No files matching the search criteria were found EFI_SUCCESS --*/ ; BOOLEAN Dispatched ( IN UINT8 CurrentPeim, IN UINT64 DispatchedPeimBitMap ) /*++ Routine Description: This routine checks to see if a particular PEIM has been dispatched during the PEI core dispatch. Arguments: CurrentPeim - The PEIM/FV in the bit array to check. DispatchedPeimBitMap - Bit array, each bit corresponds to a PEIM/FV. Returns: TRUE if PEIM already dispatched FALSE if not --*/ ; VOID SetDispatched ( IN EFI_PEI_SERVICES **PeiServices, IN UINT8 CurrentPeim, OUT UINT64 *DispatchedPeimBitMap ) /*++ Routine Description: This routine sets a PEIM as having been dispatched once its entry point has been invoked. Arguments: PeiServices - The PEI core services table. CurrentPeim - The PEIM/FV in the bit array to check. DispatchedPeimBitMap - Bit array, each bit corresponds to a PEIM/FV. Returns: None --*/ ; BOOLEAN DepexSatisfied ( IN EFI_PEI_SERVICES **PeiServices, IN VOID *CurrentPeimAddress ) /*++ Routine Description: This routine parses the Dependency Expression, if available, and decides if the module can be executed. Arguments: PeiServices - The PEI Service Table CurrentPeimAddress - Address of the PEIM Firmware File under investigation Returns: TRUE - Can be dispatched FALSE - Cannot be dispatched --*/ ; VOID SwitchCoreStacks ( IN VOID *EntryPoint, IN UINTN Parameter1, IN UINTN Parameter2, IN VOID *NewStack ) /*++ Routine Description: Routine for PEI switching stacks. Arguments: EntryPoint - Entry point with new stack. Parameter1 - First parameter for entry point. Parameter2 - Second parameter for entry point. NewStack - Pointer to new stack. Returns: None --*/ ; #ifdef EFI64 // // In Ipf we should make special changes for the PHIT pointers to support // recovery boot in cache mode. // #define SWITCH_TO_CACHE_MODE(CoreData) SwitchToCacheMode(CoreData) #define CACHE_MODE_ADDRESS_MASK 0x7FFFFFFFFFFFFFFF VOID SwitchToCacheMode ( IN PEI_CORE_INSTANCE *CoreData ) /*++ Routine Description: Switch the PHIT pointers to cache mode after InstallPeiMemory in CAR. Arguments: CoreData - The PEI core Private Data Returns: --*/ ; #else #define SWITCH_TO_CACHE_MODE(CoreData) #endif // // PPI support functions // VOID InitializePpiServices ( IN EFI_PEI_SERVICES **PeiServices, IN PEI_CORE_INSTANCE *OldCoreData ) /*++ Routine Description: Initialize PPI services. Arguments: PeiServices - The PEI core services table. OldCoreData - Pointer to the PEI Core data. NULL if being run in non-permament memory mode. Returns: Nothing --*/ ; VOID ConvertPpiPointers ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_HOB_HANDOFF_INFO_TABLE *OldHandOffHob, IN EFI_HOB_HANDOFF_INFO_TABLE *NewHandOffHob ) /*++ Routine Description: Migrate the Hob list from the CAR stack to PEI installed memory. Arguments: PeiServices - The PEI core services table. OldHandOffHob - The old handoff HOB list. NewHandOffHob - The new handoff HOB list. Returns: --*/ ; EFI_STATUS EFIAPI PeiInstallPpi ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_PEI_PPI_DESCRIPTOR *PpiList ) /*++ Routine Description: Install PPI services. Arguments: PeiServices - Pointer to the PEI Service Table PpiList - Pointer to a list of PEI PPI Descriptors. Returns: EFI_SUCCESS - if all PPIs in PpiList are successfully installed. EFI_INVALID_PARAMETER - if PpiList is NULL pointer EFI_INVALID_PARAMETER - if any PPI in PpiList is not valid EFI_OUT_OF_RESOURCES - if there is no more memory resource to install PPI --*/ ; EFI_STATUS EFIAPI PeiReInstallPpi ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_PEI_PPI_DESCRIPTOR *OldPpi, IN EFI_PEI_PPI_DESCRIPTOR *NewPpi ) /*++ Routine Description: Re-Install PPI services. Arguments: PeiServices - Pointer to the PEI Service Table OldPpi - Pointer to the old PEI PPI Descriptors. NewPpi - Pointer to the new PEI PPI Descriptors. Returns: EFI_SUCCESS - if the operation was successful EFI_INVALID_PARAMETER - if OldPpi or NewPpi is NULL EFI_INVALID_PARAMETER - if NewPpi is not valid EFI_NOT_FOUND - if the PPI was not in the database --*/ ; EFI_STATUS EFIAPI PeiLocatePpi ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_GUID *Guid, IN UINTN Instance, IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor, IN OUT VOID **Ppi ) /*++ Routine Description: Locate a given named PPI. Arguments: PeiServices - Pointer to the PEI Service Table Guid - Pointer to GUID of the PPI. Instance - Instance Number to discover. PpiDescriptor - Pointer to reference the found descriptor. If not NULL, returns a pointer to the descriptor (includes flags, etc) Ppi - Pointer to reference the found PPI Returns: Status - EFI_SUCCESS if the PPI is in the database EFI_NOT_FOUND if the PPI is not in the database --*/ ; EFI_STATUS EFIAPI PeiNotifyPpi ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList ) /*++ Routine Description: Install a notification for a given PPI. Arguments: PeiServices - Pointer to the PEI Service Table NotifyList - Pointer to list of Descriptors to notify upon. Returns: Status - EFI_SUCCESS if successful EFI_OUT_OF_RESOURCES if no space in the database EFI_INVALID_PARAMETER if not a good decriptor --*/ ; VOID ProcessNotifyList ( IN EFI_PEI_SERVICES **PeiServices ) /*++ Routine Description: Process the Notify List at dispatch level. Arguments: PeiServices - Pointer to the PEI Service Table Returns: --*/ ; VOID DispatchNotify ( IN EFI_PEI_SERVICES **PeiServices, IN UINTN NotifyType, IN INTN InstallStartIndex, IN INTN InstallStopIndex, IN INTN NotifyStartIndex, IN INTN NotifyStopIndex ) /*++ Routine Description: Dispatch notifications. Arguments: PeiServices - Pointer to the PEI Service Table NotifyType - Type of notify to fire. InstallStartIndex - Install Beginning index. InstallStopIndex - Install Ending index. NotifyStartIndex - Notify Beginning index. NotifyStopIndex - Notify Ending index. Returns: None --*/ ; // // Boot mode support functions // EFI_STATUS EFIAPI PeiGetBootMode ( IN EFI_PEI_SERVICES **PeiServices, IN OUT EFI_BOOT_MODE *BootMode ) /*++ Routine Description: This service enables PEIMs to ascertain the present value of the boot mode. Arguments: PeiServices - The PEI core services table. BootMode - A pointer to contain the value of the boot mode. Returns: EFI_SUCCESS - The boot mode was returned successfully. EFI_INVALID_PARAMETER - BootMode is NULL. --*/ ; EFI_STATUS EFIAPI PeiSetBootMode ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_BOOT_MODE BootMode ) /*++ Routine Description: This service enables PEIMs to update the boot mode variable. Arguments: PeiServices - The PEI core services table. BootMode - The value of the boot mode to set. Returns: EFI_SUCCESS - The value was successfully updated --*/ ; // // Security support functions // VOID InitializeSecurityServices ( IN EFI_PEI_SERVICES **PeiServices, IN PEI_CORE_INSTANCE *OldCoreData ) /*++ Routine Description: Initialize the security services. Arguments: PeiServices - The PEI core services table. OldCoreData - Pointer to the old core data. NULL if being run in non-permament memory mode. Returns: None --*/ ; EFI_STATUS VerifyFv ( IN EFI_FIRMWARE_VOLUME_HEADER *CurrentFvAddress ) /*++ Routine Description: Provide a callout to the OEM FV verification service. Arguments: CurrentFvAddress - Pointer to the FV under investigation. Returns: Status - EFI_SUCCESS --*/ ; EFI_STATUS VerifyPeim ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_FFS_FILE_HEADER *CurrentPeimAddress ) /*++ Routine Description: Provide a callout to the security verification service. Arguments: PeiServices - The PEI core services table. CurrentPeimAddress - Pointer to the Firmware File under investigation. Returns: EFI_SUCCESS - Image is OK EFI_SECURITY_VIOLATION - Image is illegal --*/ ; EFI_STATUS EFIAPI PeiGetHobList ( IN EFI_PEI_SERVICES **PeiServices, IN OUT VOID **HobList ) /*++ Routine Description: Gets the pointer to the HOB List. Arguments: PeiServices - The PEI core services table. HobList - Pointer to the HOB List. Returns: EFI_SUCCESS - Get the pointer of HOB List EFI_NOT_AVAILABLE_YET - the HOB List is not yet published EFI_INVALID_PARAMETER - HobList is NULL (in debug mode) --*/ ; EFI_STATUS EFIAPI PeiCreateHob ( IN EFI_PEI_SERVICES **PeiServices, IN UINT16 Type, IN UINT16 Length, IN OUT VOID **Hob ) /*++ Routine Description: Add a new HOB to the HOB List. Arguments: PeiServices - The PEI core services table. Type - Type of the new HOB. Length - Length of the new HOB to allocate. Hob - Pointer to the new HOB. Returns: Status - EFI_SUCCESS - EFI_INVALID_PARAMETER if Hob is NULL - EFI_NOT_AVAILABLE_YET if HobList is still not available. - EFI_OUT_OF_RESOURCES if there is no more memory to grow the Hoblist. --*/ ; EFI_STATUS PeiCoreBuildHobHandoffInfoTable ( IN EFI_BOOT_MODE BootMode, IN EFI_PHYSICAL_ADDRESS MemoryBegin, IN UINT64 MemoryLength ) /*++ Routine Description: Builds a Handoff Information Table HOB Arguments: BootMode - Current Bootmode MemoryBegin - Start Memory Address. MemoryLength - Length of Memory. Returns: EFI_SUCCESS --*/ ; // // FFS Fw Volume support functions // EFI_STATUS EFIAPI PeiFfsFindNextFile ( IN EFI_PEI_SERVICES **PeiServices, IN UINT8 SearchType, IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader, IN OUT EFI_FFS_FILE_HEADER **FileHeader ) /*++ Routine Description: Given the input file pointer, search for the next matching file in the FFS volume as defined by SearchType. The search starts from FileHeader inside the Firmware Volume defined by FwVolHeader. Arguments: PeiServices - Pointer to the PEI Core Services Table. SearchType - Filter to find only files of this type. Type EFI_FV_FILETYPE_ALL causes no filtering to be done. FwVolHeader - Pointer to the FV header of the volume to search. This parameter must point to a valid FFS volume. FileHeader - Pointer to the current file from which to begin searching. This pointer will be updated upon return to reflect the file found. Returns: EFI_NOT_FOUND - No files matching the search criteria were found EFI_SUCCESS --*/ ; EFI_STATUS EFIAPI PeiFfsFindSectionData ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_SECTION_TYPE SectionType, IN EFI_FFS_FILE_HEADER *FfsFileHeader, IN OUT VOID **SectionData ) /*++ Routine Description: Given the input file pointer, search for the next matching section in the FFS volume. Arguments: PeiServices - Pointer to the PEI Core Services Table. SearchType - Filter to find only sections of this type. FfsFileHeader - Pointer to the current file to search. SectionData - Pointer to the Section matching SectionType in FfsFileHeader. - NULL if section not found Returns: EFI_NOT_FOUND - No files matching the search criteria were found EFI_SUCCESS --*/ ; EFI_STATUS EFIAPI PeiFvFindNextVolume ( IN EFI_PEI_SERVICES **PeiServices, IN UINTN Instance, IN OUT EFI_FIRMWARE_VOLUME_HEADER **FwVolHeader ) /*++ Routine Description: Return the BFV location BugBug -- Move this to the location of this code to where the other FV and FFS support code lives. Also, update to use FindFV for instances #'s >= 1. Arguments: PeiServices - The PEI core services table. Instance - Instance of FV to find FwVolHeader - Pointer to contain the data to return Returns: Pointer to the Firmware Volume instance requested EFI_INVALID_PARAMETER - FwVolHeader is NULL EFI_SUCCESS - Firmware volume instance successfully found. --*/ ; // // Memory support functions // VOID InitializeMemoryServices ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_PEI_STARTUP_DESCRIPTOR *PeiStartupDescriptor, IN PEI_CORE_INSTANCE *OldCoreData ) /*++ Routine Description: Initialize the memory services. Arguments: PeiServices - The PEI core services table. PeiStartupDescriptor - Information and services provided by SEC phase. OldCoreData - Pointer to the PEI Core data. NULL if being run in non-permament memory mode. Returns: None --*/ ; EFI_STATUS EFIAPI PeiInstallPeiMemory ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_PHYSICAL_ADDRESS MemoryBegin, IN UINT64 MemoryLength ) /*++ Routine Description: Install the permanent memory is now available. Creates HOB (PHIT and Stack). Arguments: PeiServices - The PEI core services table. MemoryBegin - Start of memory address. MemoryLength - Length of memory. Returns: Status - EFI_SUCCESS --*/ ; EFI_STATUS EFIAPI PeiAllocatePages ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_MEMORY_TYPE MemoryType, IN UINTN Pages, OUT EFI_PHYSICAL_ADDRESS *Memory ) /*++ Routine Description: Memory allocation service on permanent memory, not usable prior to the memory installation. Arguments: PeiServices - The PEI core services table. Type - Type of allocation. MemoryType - Type of memory to allocate. Pages - Number of pages to allocate. Memory - Pointer of memory allocated. Returns: Status - EFI_SUCCESS The allocation was successful EFI_INVALID_PARAMETER Only AllocateAnyAddress is supported. EFI_NOT_AVAILABLE_YET Called with permanent memory not available EFI_OUT_OF_RESOURCES There is not enough HOB heap to satisfy the requirement to allocate the number of pages. --*/ ; EFI_STATUS EFIAPI PeiAllocatePool ( IN EFI_PEI_SERVICES **PeiServices, IN UINTN Size, OUT VOID **Buffer ) /*++ Routine Description: Memory allocation service on the CAR. Arguments: PeiServices - The PEI core services table. Size - Amount of memory required Buffer - Address of pointer to the buffer Returns: Status - EFI_SUCCESS The allocation was successful EFI_OUT_OF_RESOURCES There is not enough heap to satisfy the requirement to allocate the requested size. --*/ ; VOID EFIAPI PeiCoreCopyMem ( IN VOID *Destination, IN VOID *Source, IN UINTN Length ) /*++ Routine Description: Copy Length bytes from Source to Destination. Arguments: Destination - Target of copy Source - Place to copy from Length - Number of bytes to copy Returns: None --*/ ; VOID EFIAPI PeiCoreSetMem ( IN VOID *Buffer, IN UINTN Size, IN UINT8 Value ) /*++ Routine Description: Set Size bytes at Buffer address with Value Arguments: Buffer - Target of set Size - Amount of memory to set Value - Value to place in memory Returns: None --*/ ; EFI_STATUS PeiLoadImage ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_FFS_FILE_HEADER *PeimFileHeader, OUT VOID **EntryPoint ) /*++ Routine Description: Get entry point of a Peim file. Arguments: PeiServices - Calling context. PeimFileHeader - Peim file's header. EntryPoint - Entry point of that Peim file. Returns: Status code. --*/ ; EFI_STATUS EFIAPI PeiReportStatusCode ( IN EFI_PEI_SERVICES **PeiServices, IN EFI_STATUS_CODE_TYPE CodeType, IN EFI_STATUS_CODE_VALUE Value, IN UINT32 Instance, IN EFI_GUID *CallerId, IN EFI_STATUS_CODE_DATA *Data OPTIONAL ) /*++ Routine Description: Core version of the Status Code reporter Arguments: PeiServices - The PEI core services table. CodeType - Type of Status Code. Value - Value to output for Status Code. Instance - Instance Number of this status code. CallerId - ID of the caller of this status code. Data - Optional data associated with this status code. Returns: Status - EFI_SUCCESS if status code is successfully reported - EFI_NOT_AVAILABLE_YET if StatusCodePpi has not been installed --*/ ; EFI_STATUS EFIAPI PeiCoreResetSystem ( IN EFI_PEI_SERVICES **PeiServices ) /*++ Routine Description: Core version of the Reset System Arguments: PeiServices - The PEI core services table. Returns: Status - EFI_NOT_AVAILABLE_YET. PPI not available yet. - EFI_DEVICE_ERROR. Did not reset system. Otherwise, resets the system. --*/ ; //*** AMI PORTING BEGIN ***// //This function is used to update LoadedImage PPI information //LoadedImage PPI is defined in PI 1.0 specification VOID UpdatedLoadedImagePpi( IN EFI_PEI_SERVICES **PeiServices, EFI_PHYSICAL_ADDRESS ImageAddress, UINT64 ImageSize, EFI_PEI_FILE_HANDLE FileHandle ); #include //*** AMI PORTING END *****// #endif