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