git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10404 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			212 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			212 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
 | |
|   The Include file for definitions in the Intel Platform Innovation Framework for EFI
 | |
|   Pre-EFI Initialization Core Interface Specification (PEI CIS) Version 0.91.
 | |
| 
 | |
| Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
 | |
| This program and the accompanying materials are licensed and made available under 
 | |
| the terms and conditions of the BSD License that 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.             
 | |
| 
 | |
| **/
 | |
| 
 | |
| #ifndef __PEICIS_H__
 | |
| #define __PEICIS_H__
 | |
| 
 | |
| #include <Ppi/PciCfg.h>
 | |
| //
 | |
| // Framework PEI Specification Revision information
 | |
| //
 | |
| #define FRAMEWORK_PEI_SPECIFICATION_MAJOR_REVISION    0
 | |
| #define FRAMEWORK_PEI_SPECIFICATION_MINOR_REVISION    91
 | |
| 
 | |
| 
 | |
| //
 | |
| // PEI services signature and Revision defined in Framework PEI spec
 | |
| //
 | |
| #define FRAMEWORK_PEI_SERVICES_SIGNATURE               0x5652455320494550ULL
 | |
| #define FRAMEWORK_PEI_SERVICES_REVISION               ((FRAMEWORK_PEI_SPECIFICATION_MAJOR_REVISION<<16) | (FRAMEWORK_PEI_SPECIFICATION_MINOR_REVISION))
 | |
| 
 | |
| 
 | |
| 
 | |
| typedef struct _FRAMEWORK_EFI_PEI_SERVICES FRAMEWORK_EFI_PEI_SERVICES;
 | |
| 
 | |
| /**
 | |
|   The PEI Dispatcher will invoke each PEIM one time.  During this pass, the PEI 
 | |
|   Dispatcher will pass control to the PEIM at the AddressOfEntryPoint in the PE Header. 
 | |
| 
 | |
|   @param  FfsHeader        The pointer to the FFS file header.
 | |
|   @param  PeiServices      Describes the list of possible PEI Services.
 | |
| 
 | |
|   @return Status code
 | |
| 
 | |
| **/
 | |
| typedef
 | |
| EFI_STATUS
 | |
| (EFIAPI *EFI_PEIM_ENTRY_POINT)(
 | |
|   IN EFI_FFS_FILE_HEADER            *FfsHeader,
 | |
|   IN EFI_PEI_SERVICES               **PeiServices
 | |
|   );
 | |
|   
 | |
| /**
 | |
|   This service abstracts the capability of the PEI 
 | |
|   Foundation to discover instances of firmware volumes in the system. 
 | |
|   Given the input file pointer, this service searches for the next 
 | |
|   matching file in the Firmware File System (FFS) volume.
 | |
| 
 | |
|   @param  PeiServices      An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
 | |
|   @param  Instance         This instance of the firmware volume to find. The value 0 is the Boot Firmware Volume (BFV).
 | |
|   @param  FwVolHeader      The pointer to the firmware volume header of the volume to return.
 | |
| 
 | |
|   @retval EFI_SUCCESS           The volume was found.
 | |
|   @retval EFI_NOT_FOUND         The volume was not found.
 | |
|   @retval EFI_INVALID_PARAMETER FwVolHeader is NULL
 | |
| 
 | |
| **/
 | |
| typedef
 | |
| EFI_STATUS
 | |
| (EFIAPI *EFI_PEI_FFS_FIND_NEXT_VOLUME)(
 | |
|   IN FRAMEWORK_EFI_PEI_SERVICES     **PeiServices,
 | |
|   IN UINTN                          Instance,
 | |
|   IN OUT EFI_FIRMWARE_VOLUME_HEADER **FwVolHeader
 | |
|   );
 | |
|     
 | |
| /**
 | |
|   This service abstracts the capability of the PEI 
 | |
|   Foundation to discover instances of firmware files in the system. 
 | |
|   Given the input file pointer, this service searches for the next matching 
 | |
|   file in the Firmware File System (FFS) volume.
 | |
| 
 | |
|   @param  PeiServices      An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
 | |
|   @param  SearchType       A filter to find files only of this type.
 | |
|   @param  FwVolHeader      The pointer to the firmware volume header of the volume to search. This parameter 
 | |
|                            must point to a valid FFS volume.
 | |
|   @param  FileHeader       The pointer to the current file from which to begin searching. Upon return this pointer will be 
 | |
|                            updated to reflect the file found.
 | |
| 
 | |
|   @retval EFI_SUCCESS      The file was found.
 | |
|   @retval EFI_NOT_FOUND    The file was not found.
 | |
|   @retval EFI_NOT_FOUND    The header checksum was not zero.
 | |
| 
 | |
| **/
 | |
| typedef
 | |
| EFI_STATUS
 | |
| (EFIAPI *EFI_PEI_FFS_FIND_NEXT_FILE)(
 | |
|   IN FRAMEWORK_EFI_PEI_SERVICES     **PeiServices,
 | |
|   IN EFI_FV_FILETYPE                SearchType,
 | |
|   IN EFI_FIRMWARE_VOLUME_HEADER     *FwVolHeader,
 | |
|   IN OUT EFI_FFS_FILE_HEADER        **FileHeader
 | |
|   );
 | |
| 
 | |
| /**
 | |
|   Given the input file pointer, this service searches for the next 
 | |
|   matching file in the Firmware File System (FFS) volume. 
 | |
| 
 | |
|   @param  PeiServices      An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.
 | |
|   @param  SectionType      The value of the section type to find.
 | |
|   @param  FfsFileHeader    A pointer to the file header that contains the set of sections to be searched.
 | |
|   @param  SectionData      A pointer to the discovered section, if successful.
 | |
| 
 | |
|   @retval EFI_SUCCESS      The section was found.
 | |
|   @retval EFI_NOT_FOUND    The section was not found.
 | |
| 
 | |
| **/
 | |
| typedef
 | |
| EFI_STATUS
 | |
| (EFIAPI *EFI_PEI_FFS_FIND_SECTION_DATA)(
 | |
|   IN FRAMEWORK_EFI_PEI_SERVICES     **PeiServices,
 | |
|   IN EFI_SECTION_TYPE               SectionType,
 | |
|   IN EFI_FFS_FILE_HEADER            *FfsFileHeader,
 | |
|   IN OUT VOID                       **SectionData
 | |
|   );
 | |
| 
 | |
| ///
 | |
| ///  FRAMEWORK_EFI_PEI_SERVICES is a collection of functions whose implementation is provided by the PEI
 | |
| ///  Foundation. The table may be located in the temporary or permanent memory, depending upon the capabilities 
 | |
| ///  and phase of execution of PEI.
 | |
| ///  
 | |
| ///  These services fall into various classes, including the following:
 | |
| ///  - Managing the boot mode.
 | |
| ///  - Allocating both early and permanent memory.
 | |
| ///  - Supporting the Firmware File System (FFS).
 | |
| ///  - Abstracting the PPI database abstraction.
 | |
| ///  - Creating Hand-Off Blocks (HOBs).
 | |
| ///        
 | |
| struct _FRAMEWORK_EFI_PEI_SERVICES {
 | |
|   EFI_TABLE_HEADER                  Hdr;
 | |
|   //
 | |
|   // PPI Functions
 | |
|   //
 | |
|   EFI_PEI_INSTALL_PPI               InstallPpi;
 | |
|   EFI_PEI_REINSTALL_PPI             ReInstallPpi;
 | |
|   EFI_PEI_LOCATE_PPI                LocatePpi;
 | |
|   EFI_PEI_NOTIFY_PPI                NotifyPpi;
 | |
|   //
 | |
|   // Boot Mode Functions
 | |
|   //
 | |
|   EFI_PEI_GET_BOOT_MODE             GetBootMode;
 | |
|   EFI_PEI_SET_BOOT_MODE             SetBootMode;
 | |
|   //
 | |
|   // HOB Functions
 | |
|   //
 | |
|   EFI_PEI_GET_HOB_LIST              GetHobList;
 | |
|   EFI_PEI_CREATE_HOB                CreateHob;
 | |
|   //
 | |
|   // Firmware Volume Functions
 | |
|   //
 | |
|   EFI_PEI_FFS_FIND_NEXT_VOLUME      FfsFindNextVolume;
 | |
|   EFI_PEI_FFS_FIND_NEXT_FILE        FfsFindNextFile;
 | |
|   EFI_PEI_FFS_FIND_SECTION_DATA     FfsFindSectionData;
 | |
|   //
 | |
|   // PEI Memory Functions
 | |
|   //
 | |
|   EFI_PEI_INSTALL_PEI_MEMORY        InstallPeiMemory;
 | |
|   EFI_PEI_ALLOCATE_PAGES            AllocatePages;
 | |
|   EFI_PEI_ALLOCATE_POOL             AllocatePool;
 | |
|   EFI_PEI_COPY_MEM                  CopyMem;
 | |
|   EFI_PEI_SET_MEM                   SetMem;
 | |
|   //
 | |
|   // (the following interfaces are installed by publishing PEIM)
 | |
|   // Status Code
 | |
|   //
 | |
|   EFI_PEI_REPORT_STATUS_CODE        ReportStatusCode;
 | |
|   //
 | |
|   // Reset
 | |
|   //
 | |
|   EFI_PEI_RESET_SYSTEM              ResetSystem;
 | |
|   ///
 | |
|   /// Inconsistent with specification here: 
 | |
|   /// In Framework Spec, PeiCis0.91, CpuIo and PciCfg are NOT pointers. 
 | |
|   ///
 | |
|   
 | |
|   //
 | |
|   // I/O Abstractions
 | |
|   //
 | |
|   EFI_PEI_CPU_IO_PPI                *CpuIo;
 | |
|   EFI_PEI_PCI_CFG_PPI               *PciCfg;
 | |
| };
 | |
| ///
 | |
| /// Enumeration of reset types defined in the Framework Specification PeiCis.
 | |
| ///
 | |
| typedef enum {
 | |
|   ///
 | |
|   /// Used to induce a system-wide reset. This sets all circuitry within the 
 | |
|   /// system to its initial state.  This type of reset is asynchronous to system
 | |
|   /// operation and operates withgout regard to cycle boundaries.  EfiColdReset 
 | |
|   /// is tantamount to a system power cycle.
 | |
|   ///
 | |
|   EfiPeiResetCold,
 | |
|   ///
 | |
|   /// Used to induce a system-wide initialization. The processors are set to their
 | |
|   /// initial state, and pending cycles are not corrupted.  If the system does 
 | |
|   /// not support this reset type, then an EfiResetCold must be performed.
 | |
|   ///
 | |
|   EfiPeiResetWarm,
 | |
| } EFI_PEI_RESET_TYPE;
 | |
| 
 | |
| #endif  
 | |
| 
 |