tyler.durden
/
audk
mirror of https://github.com/acidanthera/audk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Integrate the patch contributed by Andrew Fish to add ARM support. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9182 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8 2009-08-24 15:33:43 +00:00
parent 203677f8b8
commit 31dd4e2711
1 changed files with 275 additions and 272 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

547
Nt32Pkg/Library/Nt32PeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c
View File

@ -1,272 +1,275 @@
/**@file /**@file
Copyright (c) 2006 - 2007, Intel Corporation Copyright (c) 2006 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License 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 which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: Module Name:
PeCoffGetEntryPoint.c PeCoffGetEntryPoint.c
Abstract: Abstract:
Tiano PE/COFF loader Tiano PE/COFF loader
Revision History Revision History
**/ **/
#include <PiPei.h> #include <PiPei.h>
#include <IndustryStandard/PeImage.h> #include <IndustryStandard/PeImage.h>
#include <WinNtPeim.h> #include <WinNtPeim.h>
#include <Ppi/NtPeiLoadFile.h> #include <Ppi/NtPeiLoadFile.h>
#include <Library/PeCoffGetEntryPointLib.h> #include <Library/PeCoffGetEntryPointLib.h>
#include <Library/PeiServicesLib.h> #include <Library/PeiServicesLib.h>
#include <Library/DebugLib.h> #include <Library/DebugLib.h>
RETURN_STATUS RETURN_STATUS
EFIAPI EFIAPI
PeCoffLoaderGetEntryPoint ( PeCoffLoaderGetEntryPoint (
IN VOID *Pe32Data, IN VOID *Pe32Data,
IN OUT VOID **EntryPoint IN OUT VOID **EntryPoint
) )
/*++ /*++
Routine Description: Routine Description:
Loads a PE/COFF image into memory, this is not follow the original purpose of Loads a PE/COFF image into memory, this is not follow the original purpose of
PeCoffGetEntryPoint library class. But it's ok that Unix package not run on a real PeCoffGetEntryPoint library class. But it's ok that Unix package not run on a real
platform and this is for source level debug. platform and this is for source level debug.
Arguments: Arguments:
Pe32Data - Pointer to a PE/COFF Image Pe32Data - Pointer to a PE/COFF Image
EntryPoint - Pointer to the entry point of the PE/COFF image EntryPoint - Pointer to the entry point of the PE/COFF image
Returns: Returns:
EFI_SUCCESS if the EntryPoint was returned EFI_SUCCESS if the EntryPoint was returned
EFI_INVALID_PARAMETER if the EntryPoint could not be found from Pe32Data EFI_INVALID_PARAMETER if the EntryPoint could not be found from Pe32Data
--*/ --*/
{ {
EFI_STATUS Status; EFI_STATUS Status;
EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor; EFI_PEI_PPI_DESCRIPTOR *PpiDescriptor;
NT_PEI_LOAD_FILE_PPI *PeiNtService; NT_PEI_LOAD_FILE_PPI *PeiNtService;
EFI_PHYSICAL_ADDRESS ImageAddress; EFI_PHYSICAL_ADDRESS ImageAddress;
UINT64 ImageSize; UINT64 ImageSize;
EFI_PHYSICAL_ADDRESS ImageEntryPoint; EFI_PHYSICAL_ADDRESS ImageEntryPoint;
ASSERT (Pe32Data != NULL); ASSERT (Pe32Data != NULL);
ASSERT (EntryPoint != NULL); ASSERT (EntryPoint != NULL);
Status = PeiServicesLocatePpi ( Status = PeiServicesLocatePpi (
&gNtPeiLoadFilePpiGuid, &gNtPeiLoadFilePpiGuid,
0, 0,
&PpiDescriptor, &PpiDescriptor,
(VOID**)&PeiNtService (VOID**)&PeiNtService
); );
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);
Status = PeiNtService->PeiLoadFileService ( Status = PeiNtService->PeiLoadFileService (
Pe32Data, Pe32Data,
&ImageAddress, &ImageAddress,
&ImageSize, &ImageSize,
&ImageEntryPoint &ImageEntryPoint
); );
if (EFI_ERROR (Status)) { if (EFI_ERROR (Status)) {
return Status; return Status;
} }
*EntryPoint = (VOID*)(UINTN)ImageEntryPoint; *EntryPoint = (VOID*)(UINTN)ImageEntryPoint;
return Status; return Status;
} }
/** /**
Returns the machine type of PE/COFF image. Returns the machine type of PE/COFF image.
This is copied from MDE BasePeCoffGetEntryPointLib, the code should be sync with it. This is copied from MDE BasePeCoffGetEntryPointLib, the code should be sync with it.
The reason is NT32 package needs to load the image to memory to support source The reason is NT32 package needs to load the image to memory to support source
level debug. level debug.
@param Pe32Data Pointer to a PE/COFF header @param Pe32Data Pointer to a PE/COFF header
@return Machine type or zero if not a valid iamge @return Machine type or zero if not a valid iamge
**/ **/
UINT16 UINT16
EFIAPI EFIAPI
PeCoffLoaderGetMachineType ( PeCoffLoaderGetMachineType (
IN VOID *Pe32Data IN VOID *Pe32Data
) )
{ {
EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr; EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
EFI_IMAGE_DOS_HEADER *DosHdr; EFI_IMAGE_DOS_HEADER *DosHdr;
ASSERT (Pe32Data != NULL); ASSERT (Pe32Data != NULL);
DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data; DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data;
if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) { if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
// //
// DOS image header is present, so read the PE header after the DOS image header. // DOS image header is present, so read the PE header after the DOS image header.
// //
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff)); Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
} else { } else {
// //
// DOS image header is not present, so PE header is at the image base. // DOS image header is not present, so PE header is at the image base.
// //
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data; Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data;
} }
if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) { if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
return Hdr.Te->Machine; return Hdr.Te->Machine;
} else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) { } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
return Hdr.Pe32->FileHeader.Machine; return Hdr.Pe32->FileHeader.Machine;
} }
return 0x0000; return 0x0000;
} }
/** /**
Returns a pointer to the PDB file name for a PE/COFF image that has been Returns a pointer to the PDB file name for a PE/COFF image that has been
loaded into system memory with the PE/COFF Loader Library functions. loaded into system memory with the PE/COFF Loader Library functions.
Returns the PDB file name for the PE/COFF image specified by Pe32Data. If Returns the PDB file name for the PE/COFF image specified by Pe32Data. If
the PE/COFF image specified by Pe32Data is not a valid, then NULL is the PE/COFF image specified by Pe32Data is not a valid, then NULL is
returned. If the PE/COFF image specified by Pe32Data does not contain a returned. If the PE/COFF image specified by Pe32Data does not contain a
debug directory entry, then NULL is returned. If the debug directory entry debug directory entry, then NULL is returned. If the debug directory entry
in the PE/COFF image specified by Pe32Data does not contain a PDB file name, in the PE/COFF image specified by Pe32Data does not contain a PDB file name,
then NULL is returned. then NULL is returned.
If Pe32Data is NULL, then ASSERT(). If Pe32Data is NULL, then ASSERT().
@param Pe32Data Pointer to the PE/COFF image that is loaded in system @param Pe32Data Pointer to the PE/COFF image that is loaded in system
memory. memory.
@return The PDB file name for the PE/COFF image specified by Pe32Data or NULL @return The PDB file name for the PE/COFF image specified by Pe32Data or NULL
if it cannot be retrieved. if it cannot be retrieved.
**/ **/
VOID * VOID *
EFIAPI EFIAPI
PeCoffLoaderGetPdbPointer ( PeCoffLoaderGetPdbPointer (
IN VOID *Pe32Data IN VOID *Pe32Data
) )
{ {
EFI_IMAGE_DOS_HEADER *DosHdr; EFI_IMAGE_DOS_HEADER *DosHdr;
EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr; EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION Hdr;
EFI_IMAGE_DATA_DIRECTORY *DirectoryEntry; EFI_IMAGE_DATA_DIRECTORY *DirectoryEntry;
EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *DebugEntry; EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *DebugEntry;
UINTN DirCount; UINTN DirCount;
VOID *CodeViewEntryPointer; VOID *CodeViewEntryPointer;
INTN TEImageAdjust; INTN TEImageAdjust;
UINT32 NumberOfRvaAndSizes; UINT32 NumberOfRvaAndSizes;
UINT16 Magic; UINT16 Magic;
ASSERT (Pe32Data != NULL); ASSERT (Pe32Data != NULL);
TEImageAdjust = 0; TEImageAdjust = 0;
DirectoryEntry = NULL; DirectoryEntry = NULL;
DebugEntry = NULL; DebugEntry = NULL;
NumberOfRvaAndSizes = 0; NumberOfRvaAndSizes = 0;
DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data; DosHdr = (EFI_IMAGE_DOS_HEADER *)Pe32Data;
if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) { if (DosHdr->e_magic == EFI_IMAGE_DOS_SIGNATURE) {
// //
// DOS image header is present, so read the PE header after the DOS image header. // DOS image header is present, so read the PE header after the DOS image header.
// //
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff)); Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)((UINTN) Pe32Data + (UINTN) ((DosHdr->e_lfanew) & 0x0ffff));
} else { } else {
// //
// DOS image header is not present, so PE header is at the image base. // DOS image header is not present, so PE header is at the image base.
// //
Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data; Hdr.Pe32 = (EFI_IMAGE_NT_HEADERS32 *)Pe32Data;
} }
if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) { if (Hdr.Te->Signature == EFI_TE_IMAGE_HEADER_SIGNATURE) {
if (Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress != 0) { if (Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress != 0) {
DirectoryEntry = &Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG]; DirectoryEntry = &Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG];
TEImageAdjust = sizeof (EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize; TEImageAdjust = sizeof (EFI_TE_IMAGE_HEADER) - Hdr.Te->StrippedSize;
DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *)((UINTN) Hdr.Te + DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *)((UINTN) Hdr.Te +
Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress + Hdr.Te->DataDirectory[EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG].VirtualAddress +
TEImageAdjust); TEImageAdjust);
} }
} else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) { } else if (Hdr.Pe32->Signature == EFI_IMAGE_NT_SIGNATURE) {
// //
// NOTE: We use Machine field to identify PE32/PE32+, instead of Magic. // NOTE: We use Machine field to identify PE32/PE32+, instead of Magic.
// It is due to backward-compatibility, for some system might // It is due to backward-compatibility, for some system might
// generate PE32+ image with PE32 Magic. // generate PE32+ image with PE32 Magic.
// //
switch (Hdr.Pe32->FileHeader.Machine) { switch (Hdr.Pe32->FileHeader.Machine) {
case IMAGE_FILE_MACHINE_I386: case IMAGE_FILE_MACHINE_I386:
// //
// Assume PE32 image with IA32 Machine field. // Assume PE32 image with IA32 Machine field.
// //
Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC; Magic = EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC;
break; break;
case IMAGE_FILE_MACHINE_X64: case IMAGE_FILE_MACHINE_X64:
case IMAGE_FILE_MACHINE_IA64: case IMAGE_FILE_MACHINE_IA64:
// //
// Assume PE32+ image with X64 or IA64 Machine field // Assume PE32+ image with X64 or IA64 Machine field
// //
Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC; Magic = EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC;
break; break;
default: default:
// //
// For unknow Machine field, use Magic in optional Header // For unknow Machine field, use Magic in optional Header
// //
Magic = Hdr.Pe32->OptionalHeader.Magic; Magic = Hdr.Pe32->OptionalHeader.Magic;
} }
if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) { if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC) {
// //
// Use PE32 offset get Debug Directory Entry // Use PE32 offset get Debug Directory Entry
// //
NumberOfRvaAndSizes = Hdr.Pe32->OptionalHeader.NumberOfRvaAndSizes; NumberOfRvaAndSizes = Hdr.Pe32->OptionalHeader.NumberOfRvaAndSizes;
DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]); DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);
DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) Pe32Data + DirectoryEntry->VirtualAddress); DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) Pe32Data + DirectoryEntry->VirtualAddress);
} else if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) { } else if (Magic == EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC) {
// //
// Use PE32+ offset get Debug Directory Entry // Use PE32+ offset get Debug Directory Entry
// //
NumberOfRvaAndSizes = Hdr.Pe32Plus->OptionalHeader.NumberOfRvaAndSizes; NumberOfRvaAndSizes = Hdr.Pe32Plus->OptionalHeader.NumberOfRvaAndSizes;
DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]); DirectoryEntry = (EFI_IMAGE_DATA_DIRECTORY *)&(Hdr.Pe32Plus->OptionalHeader.DataDirectory[EFI_IMAGE_DIRECTORY_ENTRY_DEBUG]);
DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) Pe32Data + DirectoryEntry->VirtualAddress); DebugEntry = (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY *) ((UINTN) Pe32Data + DirectoryEntry->VirtualAddress);
} }
if (NumberOfRvaAndSizes <= EFI_IMAGE_DIRECTORY_ENTRY_DEBUG) { if (NumberOfRvaAndSizes <= EFI_IMAGE_DIRECTORY_ENTRY_DEBUG) {
DirectoryEntry = NULL; DirectoryEntry = NULL;
DebugEntry = NULL; DebugEntry = NULL;
} }
} else { } else {
return NULL; return NULL;
} }
if (DebugEntry == NULL || DirectoryEntry == NULL) { if (DebugEntry == NULL || DirectoryEntry == NULL) {
return NULL; return NULL;
} }
for (DirCount = 0; DirCount < DirectoryEntry->Size; DirCount += sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY), DebugEntry++) { for (DirCount = 0; DirCount < DirectoryEntry->Size; DirCount += sizeof (EFI_IMAGE_DEBUG_DIRECTORY_ENTRY), DebugEntry++) {
if (DebugEntry->Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) { if (DebugEntry->Type == EFI_IMAGE_DEBUG_TYPE_CODEVIEW) {
if (DebugEntry->SizeOfData > 0) { if (DebugEntry->SizeOfData > 0) {
CodeViewEntryPointer = (VOID *) ((UINTN) DebugEntry->RVA + ((UINTN)Pe32Data) + (UINTN)TEImageAdjust); CodeViewEntryPointer = (VOID *) ((UINTN) DebugEntry->RVA + ((UINTN)Pe32Data) + (UINTN)TEImageAdjust);
switch (* (UINT32 *) CodeViewEntryPointer) { switch (* (UINT32 *) CodeViewEntryPointer) {
case CODEVIEW_SIGNATURE_NB10: case CODEVIEW_SIGNATURE_NB10:
return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY)); return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY));
case CODEVIEW_SIGNATURE_RSDS: case CODEVIEW_SIGNATURE_RSDS:
return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY)); return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY));
default: case CODEVIEW_SIGNATURE_MTOC:
break; return (VOID *) ((CHAR8 *)CodeViewEntryPointer + sizeof (EFI_IMAGE_DEBUG_CODEVIEW_MTOC_ENTRY));
} break;
} default:
} break;
} }
}
return NULL; }
} }
return NULL;
}