/** @file\r
DXE Core Main Entry Point\r
\r
-Copyright (c) 2006 - 2008, Intel Corporation. <BR>\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *gWatchdogTimer = NULL;\r
\r
//\r
-// DXE Core Global used to update core loaded image protocol handle\r
+// DXE Core globals for optional protocol dependencies\r
//\r
-EFI_GUID *gDxeCoreFileName;\r
-EFI_LOADED_IMAGE_PROTOCOL *gDxeCoreLoadedImage;\r
+EFI_SMM_BASE2_PROTOCOL *gSmmBase2 = NULL;\r
\r
//\r
-// BugBug: I'n not runtime, but is the PPI?\r
+// DXE Core Global used to update core loaded image protocol handle\r
//\r
-EFI_STATUS_CODE_PROTOCOL gStatusCodeInstance = {\r
- NULL\r
-};\r
-\r
-EFI_STATUS_CODE_PROTOCOL *gStatusCode = &gStatusCodeInstance;\r
+EFI_GUID *gDxeCoreFileName;\r
+EFI_LOADED_IMAGE_PROTOCOL *gDxeCoreLoadedImage;\r
\r
//\r
// DXE Core Module Variables\r
//\r
-\r
EFI_BOOT_SERVICES mBootServices = {\r
{\r
EFI_BOOT_SERVICES_SIGNATURE, // Signature\r
};\r
\r
//\r
+// For Loading modules at fixed address feature, the configuration table is to cache the top address below which to load\r
+// Runtime code&boot time code\r
+//\r
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_LOAD_FIXED_ADDRESS_CONFIGURATION_TABLE gLoadModuleAtFixAddressConfigurationTable = {0, 0};\r
+\r
// Main entry point to the DXE Core\r
//\r
\r
IN VOID *HobStart\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_PHYSICAL_ADDRESS MemoryBaseAddress;\r
- UINT64 MemoryLength;\r
+ EFI_STATUS Status;\r
+ EFI_PHYSICAL_ADDRESS MemoryBaseAddress;\r
+ UINT64 MemoryLength;\r
+ PE_COFF_LOADER_IMAGE_CONTEXT ImageContext;\r
+\r
+ //\r
+ // Initialize Debug Agent to support source level debug in DXE phase\r
+ //\r
+ InitializeDebugAgent (DEBUG_AGENT_INIT_DXE_CORE, HobStart, NULL);\r
\r
//\r
// Initialize Memory Services\r
// Call constructor for all libraries\r
//\r
ProcessLibraryConstructorList (gDxeCoreImageHandle, gDxeCoreST);\r
- PERF_END (0,PEI_TOK, NULL, 0) ;\r
- PERF_START (0,DXE_TOK, NULL, 0) ;\r
+ PERF_END (NULL,"PEI", NULL, 0) ;\r
+ PERF_START (NULL,"DXE", NULL, 0) ;\r
+\r
+ //\r
+ // Report DXE Core image information to the PE/COFF Extra Action Library\r
+ //\r
+ ImageContext.ImageAddress = (EFI_PHYSICAL_ADDRESS)(UINTN)gDxeCoreLoadedImage->ImageBase;\r
+ ImageContext.PdbPointer = PeCoffLoaderGetPdbPointer ((VOID*) (UINTN) ImageContext.ImageAddress);\r
+ PeCoffLoaderRelocateImageExtraAction (&ImageContext);\r
\r
//\r
// Initialize the Global Coherency Domain Services\r
ASSERT_EFI_ERROR (Status);\r
\r
//\r
- // Initialize the ReportStatusCode with PEI version, if available\r
+ // If Loading modules At fixed address feature is enabled, install Load moduels at fixed address\r
+ // Configuration Table so that user could easily to retrieve the top address to load Dxe and PEI\r
+ // Code and Tseg base to load SMM driver.\r
//\r
- CoreGetPeiProtocol (&gEfiStatusCodeRuntimeProtocolGuid, (VOID **) &gStatusCode->ReportStatusCode);\r
-\r
+ if (PcdGet64(PcdLoadModuleAtFixAddressEnable) != 0) {\r
+ Status = CoreInstallConfigurationTable (&gLoadFixedAddressConfigurationTableGuid, &gLoadModuleAtFixAddressConfigurationTable);\r
+ ASSERT_EFI_ERROR (Status);\r
+ }\r
//\r
// Report Status Code here for DXE_ENTRY_POINT once it is available\r
//\r
- CoreReportProgressCode (FixedPcdGet32(PcdStatusCodeValueDxeCoreEntry));\r
+ REPORT_STATUS_CODE (\r
+ EFI_PROGRESS_CODE,\r
+ (EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_ENTRY_POINT)\r
+ );\r
\r
//\r
// Create the aligned system table pointer structure that is used by external\r
\r
DEBUG ((DEBUG_INFO | DEBUG_LOAD, "HOBLIST address in DXE = 0x%p\n", HobStart));\r
\r
+ DEBUG_CODE_BEGIN ();\r
+ EFI_PEI_HOB_POINTERS Hob;\r
+\r
+ for (Hob.Raw = HobStart; !END_OF_HOB_LIST(Hob); Hob.Raw = GET_NEXT_HOB(Hob)) {\r
+ if (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_MEMORY_ALLOCATION) {\r
+ DEBUG ((DEBUG_INFO | DEBUG_LOAD, "Memory Allocation 0x%08x 0x%0lx - 0x%0lx\n", \\r
+ Hob.MemoryAllocation->AllocDescriptor.MemoryType, \\r
+ Hob.MemoryAllocation->AllocDescriptor.MemoryBaseAddress, \\r
+ Hob.MemoryAllocation->AllocDescriptor.MemoryBaseAddress + Hob.MemoryAllocation->AllocDescriptor.MemoryLength - 1));\r
+ }\r
+ }\r
+ for (Hob.Raw = HobStart; !END_OF_HOB_LIST(Hob); Hob.Raw = GET_NEXT_HOB(Hob)) {\r
+ if (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_FV2) {\r
+ DEBUG ((DEBUG_INFO | DEBUG_LOAD, "FV2 Hob 0x%0lx - 0x%0lx\n", Hob.FirmwareVolume2->BaseAddress, Hob.FirmwareVolume2->BaseAddress + Hob.FirmwareVolume2->Length - 1));\r
+ } else if (GET_HOB_TYPE (Hob) == EFI_HOB_TYPE_FV) {\r
+ DEBUG ((DEBUG_INFO | DEBUG_LOAD, "FV Hob 0x%0lx - 0x%0lx\n", Hob.FirmwareVolume->BaseAddress, Hob.FirmwareVolume->BaseAddress + Hob.FirmwareVolume2->Length - 1));\r
+ }\r
+ }\r
+ DEBUG_CODE_END ();\r
+\r
//\r
// Initialize the Event Services\r
//\r
//\r
// Register for the GUIDs of the Architectural Protocols, so the rest of the\r
// EFI Boot Services and EFI Runtime Services tables can be filled in.\r
+ // Also register for the GUIDs of optional protocols.\r
//\r
- CoreNotifyOnArchProtocolInstallation ();\r
+ CoreNotifyOnProtocolInstallation ();\r
\r
//\r
// Produce Firmware Volume Protocols, one for each FV in the HOB list.\r
//\r
// Initialize the DXE Dispatcher\r
//\r
- PERF_START (0,"CoreInitializeDispatcher", "DxeMain", 0) ;\r
+ PERF_START (NULL,"CoreInitializeDispatcher", "DxeMain", 0) ;\r
CoreInitializeDispatcher ();\r
- PERF_END (0,"CoreInitializeDispatcher", "DxeMain", 0) ;\r
+ PERF_END (NULL,"CoreInitializeDispatcher", "DxeMain", 0) ;\r
\r
//\r
// Invoke the DXE Dispatcher\r
//\r
- PERF_START (0, "CoreDispatcher", "DxeMain", 0);\r
+ PERF_START (NULL, "CoreDispatcher", "DxeMain", 0);\r
CoreDispatcher ();\r
- PERF_END (0, "CoreDispatcher", "DxeMain", 0);\r
+ PERF_END (NULL, "CoreDispatcher", "DxeMain", 0);\r
\r
//\r
// Display Architectural protocols that were not loaded if this is DEBUG build\r
DEBUG_CODE_END ();\r
\r
//\r
- // Assert if the Architectural Protocols are not present.\r
+ // Display any drivers that were not dispatched because dependency expression\r
+ // evaluated to false if this is a debug build\r
//\r
- ASSERT_EFI_ERROR (CoreAllEfiServicesAvailable ());\r
+ DEBUG_CODE_BEGIN ();\r
+ CoreDisplayDiscoveredNotDispatched ();\r
+ DEBUG_CODE_END ();\r
\r
//\r
- // Report Status code before transfer control to BDS\r
+ // Assert if the Architectural Protocols are not present.\r
//\r
- CoreReportProgressCode (FixedPcdGet32 (PcdStatusCodeValueDxeCoreHandoffToBds));\r
+ ASSERT_EFI_ERROR (CoreAllEfiServicesAvailable ());\r
\r
//\r
- // Display any drivers that were not dispatched because dependency expression\r
- // evaluated to false if this is a debug build\r
+ // Report Status code before transfer control to BDS\r
//\r
- DEBUG_CODE_BEGIN ();\r
- CoreDisplayDiscoveredNotDispatched ();\r
- DEBUG_CODE_END ();\r
+ REPORT_STATUS_CODE (\r
+ EFI_PROGRESS_CODE,\r
+ (EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT)\r
+ );\r
\r
//\r
// Transfer control to the BDS Architectural Protocol\r
}\r
\r
\r
-\r
-/**\r
- Searches for a Protocol Interface passed from PEI through a HOB.\r
-\r
- @param ProtocolGuid The Protocol GUID to search for in the HOB List\r
- @param Interface A pointer to the interface for the Protocol GUID\r
-\r
- @retval EFI_SUCCESS The Protocol GUID was found and its interface is\r
- returned in Interface\r
- @retval EFI_NOT_FOUND The Protocol GUID was not found in the HOB List\r
-\r
-**/\r
-EFI_STATUS\r
-CoreGetPeiProtocol (\r
- IN EFI_GUID *ProtocolGuid,\r
- IN VOID **Interface\r
- )\r
-{\r
- EFI_HOB_GUID_TYPE *GuidHob;\r
- VOID *Buffer;\r
-\r
- GuidHob = GetFirstGuidHob (ProtocolGuid);\r
- if (GuidHob == NULL) {\r
- return EFI_NOT_FOUND;\r
- }\r
-\r
- Buffer = GET_GUID_HOB_DATA (GuidHob);\r
- ASSERT (Buffer != NULL);\r
-\r
- *Interface = (VOID *)(*(UINTN *)(Buffer));\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-\r
-\r
/**\r
Calcualte the 32-bit CRC in a EFI table using the service provided by the\r
gRuntime service.\r
}\r
\r
\r
-\r
-\r
/**\r
Terminates all boot services.\r
\r
)\r
{\r
EFI_STATUS Status;\r
- EFI_STATUS StatusTemp;\r
- EFI_TCG_PLATFORM_PROTOCOL *TcgPlatformProtocol;\r
\r
//\r
- // Measure invocation of ExitBootServices,\r
- // which is defined by TCG_EFI_Platform_1_20_Final Specification\r
+ // Disable Timer\r
//\r
- TcgPlatformProtocol = NULL;\r
- Status = CoreLocateProtocol (\r
- &gEfiTcgPlatformProtocolGuid,\r
- NULL,\r
- (VOID **) &TcgPlatformProtocol\r
- );\r
- if (!EFI_ERROR (Status)) {\r
- Status = TcgPlatformProtocol->MeasureAction (EFI_EXIT_BOOT_SERVICES_INVOCATION);\r
- ASSERT_EFI_ERROR (Status);\r
- }\r
+ gTimer->SetTimerPeriod (gTimer, 0);\r
\r
//\r
// Terminate memory services if the MapKey matches\r
//\r
Status = CoreTerminateMemoryMap (MapKey);\r
if (EFI_ERROR (Status)) {\r
- //\r
- // Measure failure of ExitBootServices\r
- //\r
- if (TcgPlatformProtocol != NULL) {\r
- StatusTemp = TcgPlatformProtocol->MeasureAction (EFI_EXIT_BOOT_SERVICES_FAILED);\r
- ASSERT_EFI_ERROR (StatusTemp);\r
- }\r
-\r
return Status;\r
}\r
\r
CoreNotifySignalList (&gEfiEventExitBootServicesGuid);\r
\r
//\r
- // Disable Timer\r
+ // Disable interrupt of Debug timer.\r
//\r
- gTimer->SetTimerPeriod (gTimer, 0);\r
+ SaveAndSetDebugTimerInterrupt (FALSE);\r
\r
//\r
// Disable CPU Interrupts\r
//\r
// Report that ExitBootServices() has been called\r
//\r
- // We are using gEfiCallerIdGuid as the caller ID for Dxe Core\r
- //\r
- CoreReportProgressCode (FixedPcdGet32 (PcdStatusCodeValueBootServiceExit));\r
+ REPORT_STATUS_CODE (\r
+ EFI_PROGRESS_CODE,\r
+ (EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES)\r
+ );\r
\r
//\r
// Clear the non-runtime values of the EFI System Table\r
//\r
gRuntime->AtRuntime = TRUE;\r
\r
- //\r
- // Measure success of ExitBootServices\r
- //\r
- if (TcgPlatformProtocol != NULL) {\r
- StatusTemp = TcgPlatformProtocol->MeasureAction (EFI_EXIT_BOOT_SERVICES_SUCCEEDED);\r
- ASSERT_EFI_ERROR (StatusTemp);\r
- }\r
-\r
return Status;\r
}\r
\r
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