\r
return EFI_SUCCESS;\r
}\r
+\r
+/**\r
+ Find DXE core from FV and build DXE core HOBs.\r
+\r
+ @param[in] DxeFv The FV where to find the DXE core.\r
+ @param[out] DxeCoreEntryPoint DXE core entry point\r
+\r
+ @retval EFI_SUCCESS If it completed successfully.\r
+ @retval EFI_NOT_FOUND If it failed to load DXE FV.\r
+**/\r
+EFI_STATUS\r
+UniversalLoadDxeCore (\r
+ IN EFI_FIRMWARE_VOLUME_HEADER *DxeFv,\r
+ OUT PHYSICAL_ADDRESS *DxeCoreEntryPoint\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_FFS_FILE_HEADER *FileHeader;\r
+ VOID *PeCoffImage;\r
+ EFI_PHYSICAL_ADDRESS ImageAddress;\r
+ UINT64 ImageSize;\r
+\r
+ //\r
+ // Find DXE core file from DXE FV\r
+ //\r
+ Status = FvFindFile (DxeFv, EFI_FV_FILETYPE_DXE_CORE, &FileHeader);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Status = FileFindSection (FileHeader, EFI_SECTION_PE32, (VOID **)&PeCoffImage);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ //\r
+ // Get DXE core info\r
+ //\r
+ Status = LoadPeCoffImage (PeCoffImage, &ImageAddress, &ImageSize, DxeCoreEntryPoint);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ BuildModuleHob (&FileHeader->Name, ImageAddress, EFI_SIZE_TO_PAGES ((UINT32) ImageSize) * EFI_PAGE_SIZE, *DxeCoreEntryPoint);\r
+\r
+ return EFI_SUCCESS;\r
+}\r
#include <Guid/GraphicsInfoHob.h>\r
#include <UniversalPayload/SmbiosTable.h>\r
#include <UniversalPayload/AcpiTable.h>\r
+#include <UniversalPayload/UniversalPayload.h>\r
+#include <UniversalPayload/ExtraData.h>\r
\r
#define LEGACY_8259_MASK_REGISTER_MASTER 0x21\r
#define LEGACY_8259_MASK_REGISTER_SLAVE 0xA1\r
OUT PHYSICAL_ADDRESS *DxeCoreEntryPoint\r
);\r
\r
+/**\r
+ Find DXE core from FV and build DXE core HOBs.\r
+\r
+ @param[in] DxeFv The FV where to find the DXE core.\r
+ @param[out] DxeCoreEntryPoint DXE core entry point\r
+\r
+ @retval EFI_SUCCESS If it completed successfully.\r
+ @retval EFI_NOT_FOUND If it failed to load DXE FV.\r
+**/\r
+EFI_STATUS\r
+UniversalLoadDxeCore (\r
+ IN EFI_FIRMWARE_VOLUME_HEADER *DxeFv,\r
+ OUT PHYSICAL_ADDRESS *DxeCoreEntryPoint\r
+ );\r
+\r
/**\r
Transfers control to DxeCore.\r
\r
**/\r
EFI_STATUS\r
BuildHobs (\r
- IN UINTN BootloaderParameter\r
+ IN UINTN BootloaderParameter,\r
+ OUT EFI_FIRMWARE_VOLUME_HEADER **DxeFv\r
)\r
{\r
EFI_PEI_HOB_POINTERS Hob;\r
EFI_PHYSICAL_ADDRESS MemoryTop;\r
EFI_HOB_RESOURCE_DESCRIPTOR *PhitResourceHob;\r
EFI_HOB_RESOURCE_DESCRIPTOR *ResourceHob;\r
+ UNIVERSAL_PAYLOAD_EXTRA_DATA *ExtraData;\r
+ UINT8 *GuidHob;\r
+ EFI_HOB_FIRMWARE_VOLUME *FvHob;\r
\r
Hob.Raw = (UINT8 *) BootloaderParameter;\r
MinimalNeededSize = FixedPcdGet32 (PcdSystemMemoryUefiRegionSize);\r
// From now on, mHobList will point to the new Hob range.\r
//\r
\r
+ //\r
+ // Create an empty FvHob for the DXE FV that contains DXE core.\r
+ //\r
+ BuildFvHob ((EFI_PHYSICAL_ADDRESS) 0, 0);\r
//\r
// Since payload created new Hob, move all hobs except PHIT from boot loader hob list.\r
//\r
Hob.Raw = GET_NEXT_HOB (Hob);\r
}\r
\r
+ //\r
+ // Get DXE FV location\r
+ //\r
+ GuidHob = GetFirstGuidHob(&gUniversalPayloadExtraDataGuid);\r
+ ASSERT (GuidHob != NULL);\r
+ ExtraData = (UNIVERSAL_PAYLOAD_EXTRA_DATA *) GET_GUID_HOB_DATA (GuidHob);\r
+ ASSERT (ExtraData->Count == 1);\r
+ ASSERT (AsciiStrCmp (ExtraData->Entry[0].Identifier, "uefi_fv") == 0);\r
+\r
+ *DxeFv = (EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) ExtraData->Entry[0].Base;\r
+ ASSERT ((*DxeFv)->FvLength == ExtraData->Entry[0].Size);\r
+\r
+ //\r
+ // Update DXE FV information to first fv hob in the hob list, which\r
+ // is the empty FvHob created before.\r
+ //\r
+ FvHob = GetFirstHob (EFI_HOB_TYPE_FV);\r
+ FvHob->BaseAddress = (EFI_PHYSICAL_ADDRESS) (UINTN) *DxeFv;\r
+ FvHob->Length = (*DxeFv)->FvLength;\r
return EFI_SUCCESS;\r
}\r
\r
)\r
{\r
EFI_STATUS Status;\r
+ PHYSICAL_ADDRESS DxeCoreEntryPoint;\r
EFI_HOB_HANDOFF_INFO_TABLE *HandoffHobTable;\r
EFI_PEI_HOB_POINTERS Hob;\r
+ EFI_FIRMWARE_VOLUME_HEADER *DxeFv;\r
\r
mHobList = (VOID *) BootloaderParameter;\r
+ DxeFv = NULL;\r
// Call constructor for all libraries\r
ProcessLibraryConstructorList ();\r
\r
InitializeFloatingPointUnits ();\r
\r
// Build HOB based on information from Bootloader\r
- Status = BuildHobs (BootloaderParameter);\r
+ Status = BuildHobs (BootloaderParameter, &DxeFv);\r
+ ASSERT_EFI_ERROR (Status);\r
+\r
+ Status = UniversalLoadDxeCore (DxeFv, &DxeCoreEntryPoint);\r
+ ASSERT_EFI_ERROR (Status);\r
\r
//\r
// Mask off all legacy 8259 interrupt sources\r
\r
HandoffHobTable = (EFI_HOB_HANDOFF_INFO_TABLE *) GetFirstHob(EFI_HOB_TYPE_HANDOFF);\r
Hob.HandoffInformationTable = HandoffHobTable;\r
+ HandOffToDxeCore (DxeCoreEntryPoint, Hob);\r
\r
// Should not get here\r
CpuDeadLoop ();\r