X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FCore%2FDxeIplPeim%2FDxeIpl.h;h=d25f0d5a6f7aa722eabdda335efd082555e56314;hp=ae8b90be8fcd9eb642c19c4794b3e4fdf1dac07e;hb=0677cc4925d580f7016ac092dc591be0ebe03495;hpb=859b72fa7e3ff1cf1d7476a3446af4ebbb5fe3e6
diff --git a/MdeModulePkg/Core/DxeIplPeim/DxeIpl.h b/MdeModulePkg/Core/DxeIplPeim/DxeIpl.h
index ae8b90be8f..d25f0d5a6f 100644
--- a/MdeModulePkg/Core/DxeIplPeim/DxeIpl.h
+++ b/MdeModulePkg/Core/DxeIplPeim/DxeIpl.h
@@ -1,7 +1,9 @@
-/*++
+/** @file
+ Master header file for DxeIpl PEIM. All source files in this module should
+ include this file for common definitions.
-Copyright (c) 2006, Intel Corporation
-All rights reserved. This program and the accompanying materials
+Copyright (c) 2006 - 2010, 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
@@ -9,133 +11,213 @@ 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:
-
- DxeIpl.h
-
-Abstract:
-
---*/
+**/
#ifndef __PEI_DXEIPL_H__
#define __PEI_DXEIPL_H__
#include
#include
-#include
-#include
#include
-#include
-#include
-#include
-#include
+#include
+#include
+#include
+#include
+#include
#include
+#include
#include
-#include
+
+#include
+#include
+#include
+
#include
#include
#include
#include
#include
#include
-#include
-#include
#include
-#include
-#include
+#include
#include
#include
#include
-#include
-
+#include
+#include
+#include
#define STACK_SIZE 0x20000
#define BSP_STORE_SIZE 0x4000
-#define GET_OCCUPIED_SIZE(ActualSize, Alignment) ((ActualSize + (Alignment - 1)) & ~(Alignment - 1))
-extern BOOLEAN gInMemory;
+//
+// This PPI is installed to indicate the end of the PEI usage of memory
+//
+extern CONST EFI_PEI_PPI_DESCRIPTOR gEndOfPeiSignalPpi;
-EFI_STATUS
-PeiFindFile (
- IN UINT8 Type,
- IN UINT16 SectionType,
- OUT EFI_GUID *FileName,
- OUT VOID **Pe32Data
- )
-;
-EFI_STATUS
-PeiLoadFile (
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *PeiEfiPeiPeCoffLoader,
- IN VOID *Pe32Data,
- OUT EFI_PHYSICAL_ADDRESS *ImageAddress,
- OUT UINT64 *ImageSize,
- OUT EFI_PHYSICAL_ADDRESS *EntryPoint
- )
-;
+/**
+ Searches DxeCore in all firmware Volumes and loads the first
+ instance that contains DxeCore.
+ @return FileHandle of DxeCore to load DxeCore.
-EFI_STATUS
-GetImageReadFunction (
- IN PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext
- )
-;
+**/
+EFI_PEI_FILE_HANDLE
+DxeIplFindDxeCore (
+ VOID
+ );
-EFI_STATUS
-PeiImageRead (
- IN VOID *FileHandle,
- IN UINTN FileOffset,
- IN OUT UINTN *ReadSize,
- OUT VOID *Buffer
- )
-;
-EFI_STATUS
-EFIAPI
-DxeIplLoadFile (
- IN EFI_PEI_FV_FILE_LOADER_PPI *This,
- IN EFI_FFS_FILE_HEADER *FfsHeader,
- OUT EFI_PHYSICAL_ADDRESS *ImageAddress,
- OUT UINT64 *ImageSize,
- OUT EFI_PHYSICAL_ADDRESS *EntryPoint
- );
+/**
+ Main entry point to last PEIM
-EFI_STATUS
-ShadowDxeIpl (
- IN EFI_FFS_FILE_HEADER *DxeIpl,
- IN EFI_PEI_PE_COFF_LOADER_PROTOCOL *PeiEfiPeiPeCoffLoader
- );
+ @param This Entry point for DXE IPL PPI
+ @param PeiServices General purpose services available to every PEIM.
+ @param HobList Address to the Pei HOB list
+ @return EFI_SUCCESS DXE core was successfully loaded.
+ @return EFI_OUT_OF_RESOURCES There are not enough resources to load DXE core.
+
+**/
EFI_STATUS
EFIAPI
DxeLoadCore (
- IN EFI_DXE_IPL_PPI *This,
+ IN CONST EFI_DXE_IPL_PPI *This,
IN EFI_PEI_SERVICES **PeiServices,
IN EFI_PEI_HOB_POINTERS HobList
);
+
+
+/**
+ Transfers control to DxeCore.
+
+ This function performs a CPU architecture specific operations to execute
+ the entry point of DxeCore with the parameters of HobList.
+ It also installs EFI_END_OF_PEI_PPI to signal the end of PEI phase.
+
+ @param DxeCoreEntryPoint The entry point of DxeCore.
+ @param HobList The start of HobList passed to DxeCore.
+
+**/
VOID
HandOffToDxeCore (
IN EFI_PHYSICAL_ADDRESS DxeCoreEntryPoint,
- IN EFI_PEI_HOB_POINTERS HobList,
- IN EFI_PEI_PPI_DESCRIPTOR *EndOfPeiSignal
+ IN EFI_PEI_HOB_POINTERS HobList
);
-EFI_STATUS
-PeiProcessFile (
- IN UINT16 SectionType,
- IN EFI_FFS_FILE_HEADER *FfsFileHeader,
- OUT VOID **Pe32Data,
- IN EFI_PEI_HOB_POINTERS *OrigHob
+
+
+/**
+ Updates the Stack HOB passed to DXE phase.
+
+ This function traverses the whole HOB list and update the stack HOB to
+ reflect the real stack that is used by DXE core.
+
+ @param BaseAddress The lower address of stack used by DxeCore.
+ @param Length The length of stack used by DxeCore.
+
+**/
+VOID
+UpdateStackHob (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
);
+/**
+ The ExtractSection() function processes the input section and
+ returns a pointer to the section contents. If the section being
+ extracted does not require processing (if the section
+ GuidedSectionHeader.Attributes has the
+ EFI_GUIDED_SECTION_PROCESSING_REQUIRED field cleared), then
+ OutputBuffer is just updated to point to the start of the
+ section's contents. Otherwise, *Buffer must be allocated
+ from PEI permanent memory.
+
+ @param This Indicates the
+ EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI instance.
+ Buffer containing the input GUIDed section to be
+ processed. OutputBuffer OutputBuffer is
+ allocated from PEI permanent memory and contains
+ the new section stream.
+ @param InputSection A pointer to the input buffer, which contains
+ the input section to be processed.
+ @param OutputBuffer A pointer to a caller-allocated buffer, whose
+ size is specified by the contents of OutputSize.
+ @param OutputSize A pointer to a caller-allocated
+ UINTN in which the size of *OutputBuffer
+ allocation is stored. If the function
+ returns anything other than EFI_SUCCESS,
+ the value of OutputSize is undefined.
+ @param AuthenticationStatus A pointer to a caller-allocated
+ UINT32 that indicates the
+ authentication status of the
+ output buffer. If the input
+ section's GuidedSectionHeader.
+ Attributes field has the
+ EFI_GUIDED_SECTION_AUTH_STATUS_VALID
+ bit as clear,
+ AuthenticationStatus must return
+ zero. These bits reflect the
+ status of the extraction
+ operation. If the function
+ returns anything other than
+ EFI_SUCCESS, the value of
+ AuthenticationStatus is
+ undefined.
+
+ @retval EFI_SUCCESS The InputSection was
+ successfully processed and the
+ section contents were returned.
+
+ @retval EFI_OUT_OF_RESOURCES The system has insufficient
+ resources to process the request.
+
+ @retval EFI_INVALID_PARAMETER The GUID in InputSection does
+ not match this instance of the
+ GUIDed Section Extraction PPI.
+
+**/
EFI_STATUS
EFIAPI
-PeimInitializeDxeIpl (
- IN EFI_FFS_FILE_HEADER *FfsHeader,
- IN EFI_PEI_SERVICES **PeiServices
+CustomGuidedSectionExtract (
+ IN CONST EFI_PEI_GUIDED_SECTION_EXTRACTION_PPI *This,
+ IN CONST VOID *InputSection,
+ OUT VOID **OutputBuffer,
+ OUT UINTN *OutputSize,
+ OUT UINT32 *AuthenticationStatus
);
+/**
+ Decompresses a section to the output buffer.
+
+ This function looks up the compression type field in the input section and
+ applies the appropriate compression algorithm to compress the section to a
+ callee allocated buffer.
+
+ @param This Points to this instance of the
+ EFI_PEI_DECOMPRESS_PEI PPI.
+ @param CompressionSection Points to the compressed section.
+ @param OutputBuffer Holds the returned pointer to the decompressed
+ sections.
+ @param OutputSize Holds the returned size of the decompress
+ section streams.
+
+ @retval EFI_SUCCESS The section was decompressed successfully.
+ OutputBuffer contains the resulting data and
+ OutputSize contains the resulting size.
+
+**/
+EFI_STATUS
+EFIAPI
+Decompress (
+ IN CONST EFI_PEI_DECOMPRESS_PPI *This,
+ IN CONST EFI_COMPRESSION_SECTION *CompressionSection,
+ OUT VOID **OutputBuffer,
+ OUT UINTN *OutputSize
+ );
+
#endif