diff options
Diffstat (limited to 'UefiPayloadPkg/UefiPayloadEntry')
4 files changed, 116 insertions, 7 deletions
diff --git a/UefiPayloadPkg/UefiPayloadEntry/LoadDxeCore.c b/UefiPayloadPkg/UefiPayloadEntry/LoadDxeCore.c index f5d70c59f8..0b6cb47cd0 100644 --- a/UefiPayloadPkg/UefiPayloadEntry/LoadDxeCore.c +++ b/UefiPayloadPkg/UefiPayloadEntry/LoadDxeCore.c @@ -114,20 +114,23 @@ LoadPeCoffImage ( }
/**
- This function searchs a given file type within a valid FV.
+ This function searchs a given file type with a given Guid within a valid FV.
+ If input Guid is NULL, will locate the first section having the given file type
@param FvHeader A pointer to firmware volume header that contains the set of files
to be searched.
@param FileType File type to be searched.
+ @param Guid Will ignore if it is NULL.
@param FileHeader A pointer to the discovered file, if successful.
@retval EFI_SUCCESS Successfully found FileType
@retval EFI_NOT_FOUND File type can't be found.
**/
EFI_STATUS
-FvFindFile (
+FvFindFileByTypeGuid (
IN EFI_FIRMWARE_VOLUME_HEADER *FvHeader,
IN EFI_FV_FILETYPE FileType,
+ IN EFI_GUID *Guid OPTIONAL,
OUT EFI_FFS_FILE_HEADER **FileHeader
)
{
@@ -171,8 +174,10 @@ FvFindFile ( // Look for file type
//
if (File->Type == FileType) {
- *FileHeader = File;
- return EFI_SUCCESS;
+ if (Guid == NULL || CompareGuid(&File->Name, Guid)) {
+ *FileHeader = File;
+ return EFI_SUCCESS;
+ }
}
}
@@ -266,7 +271,7 @@ LoadDxeCore ( //
// DXE FV is inside Payload FV. Here find DXE FV from Payload FV
//
- Status = FvFindFile (PayloadFv, EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE, &FileHeader);
+ Status = FvFindFileByTypeGuid (PayloadFv, EFI_FV_FILETYPE_FIRMWARE_VOLUME_IMAGE, NULL, &FileHeader);
if (EFI_ERROR (Status)) {
return Status;
}
@@ -283,7 +288,7 @@ LoadDxeCore ( //
// Find DXE core file from DXE FV
//
- Status = FvFindFile (DxeCoreFv, EFI_FV_FILETYPE_DXE_CORE, &FileHeader);
+ Status = FvFindFileByTypeGuid (DxeCoreFv, EFI_FV_FILETYPE_DXE_CORE, NULL, &FileHeader);
if (EFI_ERROR (Status)) {
return Status;
}
@@ -330,7 +335,7 @@ UniversalLoadDxeCore ( //
// Find DXE core file from DXE FV
//
- Status = FvFindFile (DxeFv, EFI_FV_FILETYPE_DXE_CORE, &FileHeader);
+ Status = FvFindFileByTypeGuid (DxeFv, EFI_FV_FILETYPE_DXE_CORE, NULL, &FileHeader);
if (EFI_ERROR (Status)) {
return Status;
}
diff --git a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.h b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.h index dff7b6b87f..331724c687 100644 --- a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.h +++ b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.h @@ -35,6 +35,7 @@ #include <UniversalPayload/AcpiTable.h>
#include <UniversalPayload/UniversalPayload.h>
#include <UniversalPayload/ExtraData.h>
+#include <Guid/PcdDataBaseSignatureGuid.h>
#define LEGACY_8259_MASK_REGISTER_MASTER 0x21
#define LEGACY_8259_MASK_REGISTER_SLAVE 0xA1
@@ -159,4 +160,48 @@ HandOffToDxeCore ( IN EFI_PEI_HOB_POINTERS HobList
);
+EFI_STATUS
+FixUpPcdDatabase (
+ IN EFI_FIRMWARE_VOLUME_HEADER *DxeFv
+ );
+
+/**
+ This function searchs a given section type within a valid FFS file.
+
+ @param FileHeader A pointer to the file header that contains the set of sections to
+ be searched.
+ @param SearchType The value of the section type to search.
+ @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.
+
+**/
+EFI_STATUS
+FileFindSection (
+ IN EFI_FFS_FILE_HEADER *FileHeader,
+ IN EFI_SECTION_TYPE SectionType,
+ OUT VOID **SectionData
+ );
+
+/**
+ This function searchs a given file type with a given Guid within a valid FV.
+ If input Guid is NULL, will locate the first section having the given file type
+
+ @param FvHeader A pointer to firmware volume header that contains the set of files
+ to be searched.
+ @param FileType File type to be searched.
+ @param Guid Will ignore if it is NULL.
+ @param FileHeader A pointer to the discovered file, if successful.
+
+ @retval EFI_SUCCESS Successfully found FileType
+ @retval EFI_NOT_FOUND File type can't be found.
+**/
+EFI_STATUS
+FvFindFileByTypeGuid (
+ IN EFI_FIRMWARE_VOLUME_HEADER *FvHeader,
+ IN EFI_FV_FILETYPE FileType,
+ IN EFI_GUID *Guid OPTIONAL,
+ OUT EFI_FFS_FILE_HEADER **FileHeader
+ );
#endif
diff --git a/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.c b/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.c index 13f4587cd9..a67653eb11 100644 --- a/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.c +++ b/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.c @@ -26,6 +26,62 @@ extern VOID *mHobList;
/**
+ Some bootloader may pass a pcd database, and UPL also contain a PCD database.
+ Dxe PCD driver has the assumption that the two PCD database can be catenated and
+ the local token number should be successive。
+ This function will fix up the UPL PCD database to meet that assumption.
+
+ @param[in] DxeFv The FV where to find the Universal PCD database.
+
+ @retval EFI_SUCCESS If it completed successfully.
+ @retval other Failed to fix up.
+**/
+EFI_STATUS
+FixUpPcdDatabase (
+ IN EFI_FIRMWARE_VOLUME_HEADER *DxeFv
+ )
+{
+ EFI_STATUS Status;
+ EFI_FFS_FILE_HEADER *FileHeader;
+ VOID *PcdRawData;
+ PEI_PCD_DATABASE *PeiDatabase;
+ PEI_PCD_DATABASE *UplDatabase;
+ EFI_HOB_GUID_TYPE *GuidHob;
+ DYNAMICEX_MAPPING *ExMapTable;
+ UINTN Index;
+
+ GuidHob = GetFirstGuidHob (&gPcdDataBaseHobGuid);
+ if (GuidHob == NULL) {
+ //
+ // No fix-up is needed.
+ //
+ return EFI_SUCCESS;
+ }
+ PeiDatabase = (PEI_PCD_DATABASE *) GET_GUID_HOB_DATA (GuidHob);
+ DEBUG ((DEBUG_INFO, "Find the Pei PCD data base, the total local token number is %d\n", PeiDatabase->LocalTokenCount));
+
+ Status = FvFindFileByTypeGuid (DxeFv, EFI_FV_FILETYPE_DRIVER, PcdGetPtr (PcdPcdDriverFile), &FileHeader);
+ ASSERT_EFI_ERROR (Status);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+ Status = FileFindSection (FileHeader, EFI_SECTION_RAW, &PcdRawData);
+ ASSERT_EFI_ERROR (Status);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ UplDatabase = (PEI_PCD_DATABASE *) PcdRawData;
+ ExMapTable = (DYNAMICEX_MAPPING *) (UINTN) ((UINTN) PcdRawData + UplDatabase->ExMapTableOffset);
+
+ for (Index = 0; Index < UplDatabase->ExTokenCount; Index++) {
+ ExMapTable[Index].TokenNumber += PeiDatabase->LocalTokenCount;
+ }
+ DEBUG ((DEBUG_INFO, "Fix up UPL PCD database successfully\n"));
+ return EFI_SUCCESS;
+}
+
+/**
Add HOB into HOB list
@param[in] Hob The HOB to be added into the HOB list.
@@ -327,6 +383,7 @@ _ModuleEntryPoint ( Status = BuildHobs (BootloaderParameter, &DxeFv);
ASSERT_EFI_ERROR (Status);
+ FixUpPcdDatabase (DxeFv);
Status = UniversalLoadDxeCore (DxeFv, &DxeCoreEntryPoint);
ASSERT_EFI_ERROR (Status);
diff --git a/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.inf b/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.inf index 77cd25aafd..76d7e4791c 100644 --- a/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.inf +++ b/UefiPayloadPkg/UefiPayloadEntry/UniversalPayloadEntry.inf @@ -63,6 +63,7 @@ gEfiAcpiTableGuid
gUefiSerialPortInfoGuid
gUniversalPayloadExtraDataGuid
+ gPcdDataBaseHobGuid
[FeaturePcd.IA32]
gEfiMdeModulePkgTokenSpaceGuid.PcdDxeIplSwitchToLongMode ## CONSUMES
@@ -72,6 +73,7 @@ [Pcd.IA32,Pcd.X64]
+ gUefiPayloadPkgTokenSpaceGuid.PcdPcdDriverFile
gEfiMdeModulePkgTokenSpaceGuid.PcdUse1GPageTable ## SOMETIMES_CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdPteMemoryEncryptionAddressOrMask ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdNullPointerDetectionPropertyMask ## CONSUMES
|