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Code scrub DxeIpl, Runtime, DevicePath, FvbServicesLib, DiskIo, Partition, English, EBC.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7105 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8
2008-12-23 16:20:43 +00:00
parent a387653db2
commit 48557c6550
38 changed files with 315 additions and 377 deletions
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106
MdeModulePkg/Core/DxeIplPeim/DxeLoad.c
View File

@@ -15,14 +15,9 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "DxeIpl.h"
//
// This global variable indicates whether this module has been shadowed
// to memory.
//
BOOLEAN gInMemory = FALSE;
//
// Module Globals used in the DXE to PEI handoff
// Module Globals used in the DXE to PEI hand off
// These must be module globals, so the stack can be switched
//
CONST EFI_DXE_IPL_PPI mDxeIplPpi = {
@@ -37,7 +32,7 @@ CONST EFI_PEI_DECOMPRESS_PPI mDecompressPpi = {
Decompress
};
CONST EFI_PEI_PPI_DESCRIPTOR mPpiList[] = {
CONST EFI_PEI_PPI_DESCRIPTOR mPpiList[] = {
{
EFI_PEI_PPI_DESCRIPTOR_PPI,
&gEfiDxeIplPpiGuid,
@@ -50,19 +45,24 @@ CONST EFI_PEI_PPI_DESCRIPTOR mPpiList[] = {
}
};
CONST EFI_PEI_PPI_DESCRIPTOR gEndOfPeiSignalPpi = {
CONST EFI_PEI_PPI_DESCRIPTOR gEndOfPeiSignalPpi = {
(EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
&gEfiEndOfPeiSignalPpiGuid,
NULL
};
/**
Initializes the Dxe Ipl PPI
Entry point of DXE IPL PEIM.
This function installs DXE IPL PPI and Decompress PPI. It also reloads
itself to memory on non-S3 resume boot path.
@param FileHandle Handle of the file being invoked.
@param PeiServices Describes the list of possible PEI Services.
@return EFI_SUCESS
@retval EFI_SUCESS The entry point of DXE IPL PEIM executes successfully.
@retval Others Some error occurs during the execution of this function.
**/
EFI_STATUS
EFIAPI
@@ -83,33 +83,36 @@ PeimInitializeDxeIpl (
Status = PeiServicesRegisterForShadow (FileHandle);
if (Status == EFI_SUCCESS) {
//
// EFI_SUCESS means the first time call register for shadow
// EFI_SUCESS means it is the first time to call register for shadow.
//
return Status;
} else if (Status == EFI_ALREADY_STARTED) {
//
// Get custom extract guided section method guid list
//
ExtractHandlerNumber = ExtractGuidedSectionGetGuidList (&ExtractHandlerGuidTable);
//
// Install custom extraction guid ppi
//
if (ExtractHandlerNumber > 0) {
GuidPpi = (EFI_PEI_PPI_DESCRIPTOR *) AllocatePool (ExtractHandlerNumber * sizeof (EFI_PEI_PPI_DESCRIPTOR));
ASSERT (GuidPpi != NULL);
while (ExtractHandlerNumber-- > 0) {
GuidPpi->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
GuidPpi->Ppi = (VOID *) &mCustomGuidedSectionExtractionPpi;
GuidPpi->Guid = &(ExtractHandlerGuidTable [ExtractHandlerNumber]);
Status = PeiServicesInstallPpi (GuidPpi++);
ASSERT_EFI_ERROR(Status);
}
}
} else {
ASSERT (FALSE);
}
//
// Ensure that DXE IPL is shadowed to permanent memory.
//
ASSERT (Status == EFI_ALREADY_STARTED);
//
// Get custom extract guided section method guid list
//
ExtractHandlerNumber = ExtractGuidedSectionGetGuidList (&ExtractHandlerGuidTable);
//
// Install custom extraction guid PPI
//
if (ExtractHandlerNumber > 0) {
GuidPpi = (EFI_PEI_PPI_DESCRIPTOR *) AllocatePool (ExtractHandlerNumber * sizeof (EFI_PEI_PPI_DESCRIPTOR));
ASSERT (GuidPpi != NULL);
while (ExtractHandlerNumber-- > 0) {
GuidPpi->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
GuidPpi->Ppi = (VOID *) &mCustomGuidedSectionExtractionPpi;
GuidPpi->Guid = &ExtractHandlerGuidTable[ExtractHandlerNumber];
Status = PeiServicesInstallPpi (GuidPpi++);
ASSERT_EFI_ERROR(Status);
}
}
}
//
@@ -123,6 +126,9 @@ PeimInitializeDxeIpl (
/**
Main entry point to last PEIM.
This function finds DXE Core in the firmware volume and transfer the control to
DXE core.
@param This Entry point for DXE IPL PPI.
@param PeiServices General purpose services available to every PEIM.
@@ -167,7 +173,7 @@ DxeLoadCore (
}
//
// Now should have a HOB with the DXE core w/ the old HOB destroyed
// Now should have a HOB with the DXE core
//
}
@@ -205,7 +211,7 @@ DxeLoadCore (
FileHandle = DxeIplFindDxeCore ();
//
// Load the DXE Core from a Firmware Volume, may use LoadFile ppi to do this for save code size.
// Load the DXE Core from a Firmware Volume, may use LoadFile PPI to do this to save code size.
//
Status = PeiLoadFile (
FileHandle,
@@ -227,28 +233,25 @@ DxeLoadCore (
BuildModuleHob (
&DxeCoreFileInfo.FileName,
DxeCoreAddress,
EFI_SIZE_TO_PAGES ((UINTN) DxeCoreSize) * EFI_PAGE_SIZE,
ALIGN_VALUE (DxeCoreSize, EFI_PAGE_SIZE),
DxeCoreEntryPoint
);
//
// Report Status Code EFI_SW_PEI_PC_HANDOFF_TO_NEXT
//
REPORT_STATUS_CODE (
EFI_PROGRESS_CODE,
PcdGet32(PcdStatusCodeValuePeiHandoffToDxe)
);
REPORT_STATUS_CODE (EFI_PROGRESS_CODE, PcdGet32 (PcdStatusCodeValuePeiHandoffToDxe));
DEBUG ((DEBUG_INFO | DEBUG_LOAD, "Loading DXE CORE at 0x%11p EntryPoint=0x%11p\n", (VOID *)(UINTN)DxeCoreAddress, FUNCTION_ENTRY_POINT (DxeCoreEntryPoint)));
//
// Transfer control to the DXE Core
// The handoff state is simply a pointer to the HOB list
// The hand off state is simply a pointer to the HOB list
//
HandOffToDxeCore (DxeCoreEntryPoint, HobList);
//
// If we get here, then the DXE Core returned. This is an error
// Dxe Core should not return.
// DxeCore should not return.
//
ASSERT (FALSE);
CpuDeadLoop ();
@@ -348,9 +351,8 @@ PeiLoadFile (
ZeroMem (&ImageContext, sizeof (ImageContext));
ImageContext.Handle = Pe32Data;
Status = GetImageReadFunction (&ImageContext);
ImageContext.ImageRead = PeiImageRead;
ASSERT_EFI_ERROR (Status);
Status = PeCoffLoaderGetImageInfo (&ImageContext);
if (EFI_ERROR (Status)) {
@@ -383,9 +385,9 @@ PeiLoadFile (
}
//
// Flush the instruction cache so the image data is written before we execute it
// Flush the instruction cache so the image data are written before we execute it
//
InvalidateInstructionCacheRange ((VOID *)(UINTN)ImageContext.ImageAddress, (UINTN)ImageContext.ImageSize);
InvalidateInstructionCacheRange ((VOID *)(UINTN) ImageContext.ImageAddress, (UINTN) ImageContext.ImageSize);
*ImageAddress = ImageContext.ImageAddress;
*ImageSize = ImageContext.ImageSize;
@@ -504,7 +506,7 @@ CustomGuidedSectionExtract (
if (*OutputBuffer == NULL) {
return EFI_OUT_OF_RESOURCES;
}
DEBUG ((DEBUG_INFO, "Customed Guided section Memory Size required is 0x%x and address is 0x%p\n", OutputBufferSize, *OutputBuffer));
DEBUG ((DEBUG_INFO, "Customized Guided section Memory Size required is 0x%x and address is 0x%p\n", OutputBufferSize, *OutputBuffer));
//
// *OutputBuffer still is one section. Adjust *OutputBuffer offset,
// skip EFI section header to make section data at page alignment.
@@ -517,7 +519,7 @@ CustomGuidedSectionExtract (
OutputBuffer,
ScratchBuffer,
AuthenticationStatus
);
);
if (EFI_ERROR (Status)) {
//
// Decode failed
@@ -536,7 +538,7 @@ CustomGuidedSectionExtract (
/**
Decompresses a section to the output buffer.
This function lookes up the compression type field in the input section and
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.
@@ -585,7 +587,7 @@ Decompress (
case EFI_STANDARD_COMPRESSION:
//
// Load EFI standard compression.
// For compressed data, decompress them to dstbuffer.
// For compressed data, decompress them to destination buffer.
//
Status = UefiDecompressGetInfo (
(UINT8 *) ((EFI_COMPRESSION_SECTION *) Section + 1),
@@ -671,8 +673,6 @@ Decompress (
}
/**
Updates the Stack HOB passed to DXE phase.