diff options
Diffstat (limited to 'Core/CORE_DXE/DxeMain.c')
| -rw-r--r-- | Core/CORE_DXE/DxeMain.c | 1065 |
1 files changed, 1065 insertions, 0 deletions
diff --git a/Core/CORE_DXE/DxeMain.c b/Core/CORE_DXE/DxeMain.c new file mode 100644 index 0000000..8c38168 --- /dev/null +++ b/Core/CORE_DXE/DxeMain.c @@ -0,0 +1,1065 @@ +/*++ + +Copyright (c) 2004 - 2009, Intel Corporation +All rights reserved. This program and the accompanying materials +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 +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +Module Name: + + DxeMain.c + +Abstract: + + DXE Core Main Entry Point + +--*/ + +#include "Tiano.h" +#include "DxeCore.h" +#include "EfiHobLib.h" +#include "EfiPerf.h" +#include "FwVolBlock.h" + + +VOID +EFIAPI +DxeMain ( + IN VOID *HobStart + ); + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg0 ( + VOID + ); + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg1 ( + UINTN Arg1 + ); + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg2 ( + UINTN Arg1, + UINTN Arg2 + ); + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg3 ( + UINTN Arg1, + UINTN Arg2, + UINTN Arg3 + ); + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg4 ( + UINTN Arg1, + UINTN Arg2, + UINTN Arg3, + UINTN Arg4 + ); + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg5 ( + UINTN Arg1, + UINTN Arg2, + UINTN Arg3, + UINTN Arg4, + UINTN Arg5 + ); + +EFI_STATUS +CoreGetPeiProtocol ( + IN EFI_GUID *ProtocolGuid, + IN VOID **Interface + ); + +PERF_CODE ( + EFI_STATUS + GetTimerValue ( + OUT UINT64 *TimerValue + ); +) + +//*** AMI PORTING BEGIN ***// +VOID AmiDxeInit0(); +VOID AmiDxeInit1(); +VOID AmiDxeInit2(); +VOID checkpoint(UINT8); +EFI_STATUS AmiResetNotAvailableYet( + IN EFI_RESET_TYPE ResetType, IN EFI_STATUS ResetStatus, + IN UINTN DataSize, IN CHAR16 *ResetData OPTIONAL +); +VOID AmiReportArhcProtocolMissingError(); +//*** AMI PORTING END *****// + +// +// DXE Core Global Variables for Protocols from PEI +// +EFI_DECOMPRESS_PROTOCOL *gEfiDecompress = NULL; +EFI_TIANO_DECOMPRESS_PROTOCOL *gEfiTianoDecompress = NULL; +EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *gEfiCustomizedDecompress = NULL; +EFI_PEI_FLUSH_INSTRUCTION_CACHE_PROTOCOL *gEfiPeiFlushInstructionCache = NULL; +EFI_PEI_PE_COFF_LOADER_PROTOCOL *gEfiPeiPeCoffLoader = NULL; +EFI_PEI_TRANSFER_CONTROL_PROTOCOL *gEfiPeiTransferControl = NULL; + +// +// DXE Core globals for Architecture Protocols +// +EFI_SECURITY_ARCH_PROTOCOL *gSecurity = NULL; +//*** AMI PORTING BEGIN ***// +EFI_SECURITY2_ARCH_PROTOCOL *gSecurity2 = NULL; +//*** AMI PORTING END ***// +EFI_CPU_ARCH_PROTOCOL *gCpu = NULL; +EFI_METRONOME_ARCH_PROTOCOL *gMetronome = NULL; +EFI_TIMER_ARCH_PROTOCOL *gTimer = NULL; +EFI_BDS_ARCH_PROTOCOL *gBds = NULL; +EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *gWatchdogTimer = NULL; + +// +// DXE Core Global used to update core loaded image protocol handle +// +EFI_GUID *gDxeCoreFileName; +EFI_LOADED_IMAGE_PROTOCOL *gDxeCoreLoadedImage; + +// +// BugBug: I'n not runtime, but is the PPI? +// +EFI_STATUS_CODE_PROTOCOL gStatusCodeInstance = { + NULL +}; + +EFI_STATUS_CODE_PROTOCOL *gStatusCode = &gStatusCodeInstance; + +// +// DXE Core Module Variables +// + +EFI_BOOT_SERVICES mBootServices = { + { + EFI_BOOT_SERVICES_SIGNATURE, // Signature + EFI_BOOT_SERVICES_REVISION, // Revision + sizeof (EFI_BOOT_SERVICES), // HeaderSize + 0, // CRC32 + 0 // Reserved + }, + (EFI_RAISE_TPL) CoreRaiseTpl, // RaiseTPL + (EFI_RESTORE_TPL) CoreRestoreTpl, // RestoreTPL + (EFI_ALLOCATE_PAGES) CoreAllocatePages, // AllocatePages + (EFI_FREE_PAGES) CoreFreePages, // FreePages + (EFI_GET_MEMORY_MAP) CoreGetMemoryMap, // GetMemoryMap + (EFI_ALLOCATE_POOL) CoreAllocatePool, // AllocatePool + (EFI_FREE_POOL) CoreFreePool, // FreePool + (EFI_CREATE_EVENT) CoreCreateEvent, // CreateEvent + (EFI_SET_TIMER) CoreSetTimer, // SetTimer + (EFI_WAIT_FOR_EVENT) CoreWaitForEvent, // WaitForEvent + (EFI_SIGNAL_EVENT) CoreSignalEvent, // SignalEvent + (EFI_CLOSE_EVENT) CoreCloseEvent, // CloseEvent + (EFI_CHECK_EVENT) CoreCheckEvent, // CheckEvent + (EFI_INSTALL_PROTOCOL_INTERFACE) CoreInstallProtocolInterface, // InstallProtocolInterface + (EFI_REINSTALL_PROTOCOL_INTERFACE) CoreReinstallProtocolInterface, // ReinstallProtocolInterface + (EFI_UNINSTALL_PROTOCOL_INTERFACE) CoreUninstallProtocolInterface, // UninstallProtocolInterface + (EFI_HANDLE_PROTOCOL) CoreHandleProtocol, // HandleProtocol + (VOID *) NULL, // Reserved + (EFI_REGISTER_PROTOCOL_NOTIFY) CoreRegisterProtocolNotify, // RegisterProtocolNotify + (EFI_LOCATE_HANDLE) CoreLocateHandle, // LocateHandle + (EFI_LOCATE_DEVICE_PATH) CoreLocateDevicePath, // LocateDevicePath + (EFI_INSTALL_CONFIGURATION_TABLE) CoreInstallConfigurationTable, // InstallConfigurationTable + (EFI_IMAGE_LOAD) CoreLoadImage, // LoadImage + (EFI_IMAGE_START) CoreStartImage, // StartImage + (EFI_EXIT) CoreExit, // Exit + (EFI_IMAGE_UNLOAD) CoreUnloadImage, // UnloadImage + (EFI_EXIT_BOOT_SERVICES) CoreExitBootServices, // ExitBootServices + (EFI_GET_NEXT_MONOTONIC_COUNT) CoreEfiNotAvailableYetArg1, // GetNextMonotonicCount + (EFI_STALL) CoreStall, // Stall + (EFI_SET_WATCHDOG_TIMER) CoreSetWatchdogTimer, // SetWatchdogTimer + (EFI_CONNECT_CONTROLLER) CoreConnectController, // ConnectController + (EFI_DISCONNECT_CONTROLLER) CoreDisconnectController, // DisconnectController + (EFI_OPEN_PROTOCOL) CoreOpenProtocol, // OpenProtocol + (EFI_CLOSE_PROTOCOL) CoreCloseProtocol, // CloseProtocol + (EFI_OPEN_PROTOCOL_INFORMATION) CoreOpenProtocolInformation, // OpenProtocolInformation + (EFI_PROTOCOLS_PER_HANDLE) CoreProtocolsPerHandle, // ProtocolsPerHandle + (EFI_LOCATE_HANDLE_BUFFER) CoreLocateHandleBuffer, // LocateHandleBuffer + (EFI_LOCATE_PROTOCOL) CoreLocateProtocol, // LocateProtocol + (EFI_INSTALL_MULTIPLE_PROTOCOL_INTERFACES) CoreInstallMultipleProtocolInterfaces, // InstallMultipleProtocolInterfaces + (EFI_UNINSTALL_MULTIPLE_PROTOCOL_INTERFACES) CoreUninstallMultipleProtocolInterfaces, // UninstallMultipleProtocolInterfaces + (EFI_CALCULATE_CRC32) CoreEfiNotAvailableYetArg3, // CalculateCrc32 + (EFI_COPY_MEM) EfiCommonLibCopyMem, // CopyMem + (EFI_SET_MEM) EfiCommonLibSetMem // SetMem +#if (EFI_SPECIFICATION_VERSION >= 0x00020000) + , + // + // UEFI 2.0 Extension to the table + // + (EFI_CREATE_EVENT_EX) CoreCreateEventEx +#endif +}; + +EFI_DXE_SERVICES mDxeServices = { + { + EFI_DXE_SERVICES_SIGNATURE, // Signature + EFI_DXE_SERVICES_REVISION, // Revision + sizeof (EFI_DXE_SERVICES), // HeaderSize + 0, // CRC32 + 0 // Reserved + }, + (EFI_ADD_MEMORY_SPACE) CoreAddMemorySpace, // AddMemorySpace + (EFI_ALLOCATE_MEMORY_SPACE) CoreAllocateMemorySpace, // AllocateMemorySpace + (EFI_FREE_MEMORY_SPACE) CoreFreeMemorySpace, // FreeMemorySpace + (EFI_REMOVE_MEMORY_SPACE) CoreRemoveMemorySpace, // RemoveMemorySpace + (EFI_GET_MEMORY_SPACE_DESCRIPTOR) CoreGetMemorySpaceDescriptor, // GetMemorySpaceDescriptor + (EFI_SET_MEMORY_SPACE_ATTRIBUTES) CoreSetMemorySpaceAttributes, // SetMemorySpaceAttributes + (EFI_GET_MEMORY_SPACE_MAP) CoreGetMemorySpaceMap, // GetMemorySpaceMap + (EFI_ADD_IO_SPACE) CoreAddIoSpace, // AddIoSpace + (EFI_ALLOCATE_IO_SPACE) CoreAllocateIoSpace, // AllocateIoSpace + (EFI_FREE_IO_SPACE) CoreFreeIoSpace, // FreeIoSpace + (EFI_REMOVE_IO_SPACE) CoreRemoveIoSpace, // RemoveIoSpace + (EFI_GET_IO_SPACE_DESCRIPTOR) CoreGetIoSpaceDescriptor, // GetIoSpaceDescriptor + (EFI_GET_IO_SPACE_MAP) CoreGetIoSpaceMap, // GetIoSpaceMap + (EFI_DISPATCH) CoreDispatcher, // Dispatch + (EFI_SCHEDULE) CoreSchedule, // Schedule + (EFI_TRUST) CoreTrust, // Trust + (EFI_PROCESS_FIRMWARE_VOLUME) CoreProcessFirmwareVolume, // ProcessFirmwareVolume +}; + +EFI_SYSTEM_TABLE mEfiSystemTableTemplate = { + { + EFI_SYSTEM_TABLE_SIGNATURE, // Signature + EFI_SYSTEM_TABLE_REVISION, // Revision + sizeof (EFI_SYSTEM_TABLE), // HeaderSize + 0, // CRC32 + 0 // Reserved + }, + NULL, // FirmwareVendor + 0, // FirmwareRevision + NULL, // ConsoleInHandle + NULL, // ConIn + NULL, // ConsoleOutHandle + NULL, // ConOut + NULL, // StandardErrorHandle + NULL, // StdErr + NULL, // RuntimeServices + &mBootServices, // BootServices + 0, // NumberOfConfigurationTableEntries + NULL // ConfigurationTable +}; + +EFI_RUNTIME_SERVICES mEfiRuntimeServicesTableTemplate = { + { + EFI_RUNTIME_SERVICES_SIGNATURE, // Signature + EFI_RUNTIME_SERVICES_REVISION, // Revision + sizeof (EFI_RUNTIME_SERVICES), // HeaderSize + 0, // CRC32 + 0 // Reserved + }, + (EFI_GET_TIME) CoreEfiNotAvailableYetArg2, // GetTime + (EFI_SET_TIME) CoreEfiNotAvailableYetArg1, // SetTime + (EFI_GET_WAKEUP_TIME) CoreEfiNotAvailableYetArg3, // GetWakeupTime + (EFI_SET_WAKEUP_TIME) CoreEfiNotAvailableYetArg2, // SetWakeupTime + (EFI_SET_VIRTUAL_ADDRESS_MAP) CoreEfiNotAvailableYetArg4, // SetVirtualAddressMap + (EFI_CONVERT_POINTER) CoreEfiNotAvailableYetArg2, // ConvertPointer + (EFI_GET_VARIABLE) CoreEfiNotAvailableYetArg5, // GetVariable + (EFI_GET_NEXT_VARIABLE_NAME) CoreEfiNotAvailableYetArg3, // GetNextVariableName + (EFI_SET_VARIABLE) CoreEfiNotAvailableYetArg5, // SetVariable + (EFI_GET_NEXT_HIGH_MONO_COUNT) CoreEfiNotAvailableYetArg1, // GetNextHighMonotonicCount +//*** AMI PORTING BEGIN ***// +// Replace standard dummy routine with a customized one, +// which reports error code when called +// (EFI_RESET_SYSTEM) CoreEfiNotAvailableYetArg4, // ResetSystem + (EFI_RESET_SYSTEM) AmiResetNotAvailableYet, // ResetSystem +//*** AMI PORTING END *****// +#if (EFI_SPECIFICATION_VERSION >= 0x00020000) + (EFI_UPDATE_CAPSULE) CoreEfiNotAvailableYetArg3, // UpdateCapsule + (EFI_QUERY_CAPSULE_CAPABILITIES) CoreEfiNotAvailableYetArg4, // QueryCapsuleCapabilities + (EFI_QUERY_VARIABLE_INFO) CoreEfiNotAvailableYetArg4 // QueryVariableInfo +#elif (TIANO_RELEASE_VERSION != 0) + (EFI_REPORT_STATUS_CODE) CoreEfiNotAvailableYetArg5 // ReportStatusCode +#endif +}; + +EFI_RUNTIME_ARCH_PROTOCOL gRuntimeTemplate = { + INITIALIZE_LIST_HEAD_VARIABLE (gRuntimeTemplate.ImageHead), + INITIALIZE_LIST_HEAD_VARIABLE (gRuntimeTemplate.EventHead), + + // + // Make sure Size != sizeof (EFI_MEMORY_DESCRIPTOR). This will + // prevent people from having pointer math bugs in their code. + // now you have to use *DescriptorSize to make things work. + // + sizeof (EFI_MEMORY_DESCRIPTOR) + sizeof (UINT64) - (sizeof (EFI_MEMORY_DESCRIPTOR) % sizeof (UINT64)), + EFI_MEMORY_DESCRIPTOR_VERSION, + 0, + NULL, + NULL, + FALSE, + FALSE +}; + +EFI_RUNTIME_ARCH_PROTOCOL *gRuntime = &gRuntimeTemplate; + +// +// DXE Core Global Variables for the EFI System Table, Boot Services Table, +// DXE Services Table, and Runtime Services Table +// +EFI_BOOT_SERVICES *gBS = &mBootServices; +EFI_DXE_SERVICES *gDS = &mDxeServices; +EFI_SYSTEM_TABLE *gST = NULL; + +// +// For debug initialize gRT to template. gRT must be allocated from RT memory +// but gRT is used for ASSERT () and DEBUG () type macros so lets give it +// a value that will not cause debug infrastructure to crash early on. +// +EFI_RUNTIME_SERVICES *gRT = &mEfiRuntimeServicesTableTemplate; +EFI_HANDLE gDxeCoreImageHandle; + +VOID *mHobStart; + +// +// Main entry point to the DXE Core +// +EFI_DXE_ENTRY_POINT (DxeMain) + +VOID +EFIAPI +DxeMain ( + IN VOID *HobStart + ) +/*++ + +Routine Description: + + Main entry point to DXE Core. + +Arguments: + + HobStart - Pointer to the beginning of the HOB List from PEI + +Returns: + + This function should never return + +--*/ +{ + EFI_STATUS Status; + EFI_HANDLE DecompressHandle; + EFI_PHYSICAL_ADDRESS MemoryBaseAddress; + UINT64 MemoryLength; + +#ifdef EFI_DXE_PERFORMANCE + UINT64 Tick; + + GetTimerValue (&Tick); +#endif + + + mHobStart = HobStart; +//*** AMI PORTING BEGIN ***// + AmiDxeInit0(); +//*** AMI PORTING END *****// + // + // Initialize Memory Services + // + CoreInitializeMemoryServices (&HobStart, &MemoryBaseAddress, &MemoryLength); + + // + // Allocate the EFI System Table and EFI Runtime Service Table from EfiRuntimeServicesData + // Use the templates to initialize the contents of the EFI System Table and EFI Runtime Services Table + // + gST = CoreAllocateRuntimeCopyPool (sizeof (EFI_SYSTEM_TABLE), &mEfiSystemTableTemplate); + ASSERT (gST != NULL); + + gRT = CoreAllocateRuntimeCopyPool (sizeof (EFI_RUNTIME_SERVICES), &mEfiRuntimeServicesTableTemplate); + ASSERT (gRT != NULL); + + gST->RuntimeServices = gRT; + +//*** AMI PORTING BEGIN ***// + AmiDxeInit1(); +//*** AMI PORTING END *****// + + // + // Start the Image Services. + // + Status = CoreInitializeImageServices (HobStart); + ASSERT_EFI_ERROR (Status); + + // + // Initialize the Global Coherency Domain Services + // + Status = CoreInitializeGcdServices (&HobStart, MemoryBaseAddress, MemoryLength); + ASSERT_EFI_ERROR (Status); + + // + // The HobStart is relocated in gcd service init. Sync mHobStart variable. + // + mHobStart = HobStart; + + // + // Install the DXE Services Table into the EFI System Tables's Configuration Table + // + Status = CoreInstallConfigurationTable (&gEfiDxeServicesTableGuid, gDS); + ASSERT_EFI_ERROR (Status); + + // + // Install the HOB List into the EFI System Tables's Configuration Table + // + Status = CoreInstallConfigurationTable (&gEfiHobListGuid, HobStart); + ASSERT_EFI_ERROR (Status); + + // + // Install Memory Type Information Table into the EFI System Tables's Configuration Table + // + Status = CoreInstallConfigurationTable (&gEfiMemoryTypeInformationGuid, &gMemoryTypeInformation); + ASSERT_EFI_ERROR (Status); + + // + // Initialize the ReportStatusCode with PEI version, if availible + // + CoreGetPeiProtocol (&gEfiStatusCodeRuntimeProtocolGuid, (VOID **)&gStatusCode->ReportStatusCode); +#if ((TIANO_RELEASE_VERSION != 0) && (EFI_SPECIFICATION_VERSION < 0x00020000)) + if (gStatusCode->ReportStatusCode != NULL) { + gRT->ReportStatusCode = gStatusCode->ReportStatusCode; + } +#endif + + // + // Report Status Code here for DXE_ENTRY_POINT once it is available + // + CoreReportProgressCode ((EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_ENTRY_POINT)); + + // + // Create the aligned system table pointer structure that is used by external + // debuggers to locate the system table... Also, install debug image info + // configuration table. + // + CoreInitializeDebugImageInfoTable (); + CoreNewDebugImageInfoEntry ( + EFI_DEBUG_IMAGE_INFO_TYPE_NORMAL, + gDxeCoreLoadedImage, + gDxeCoreImageHandle + ); + + DEBUG_CODE ( + DEBUG ((EFI_D_INFO | EFI_D_LOAD, "HOBLIST address in DXE = 0x%x\n", HobStart)); + ) + // + // Initialize the Event Services + // + Status = CoreInitializeEventServices (); + ASSERT_EFI_ERROR (Status); + + + // + // Get the Protocols that were passed in from PEI to DXE through GUIDed HOBs + // + // These Protocols are not architectural. This implementation is sharing code between + // PEI and DXE in order to save FLASH space. These Protocols could also be implemented + // as part of the DXE Core. However, that would also require the DXE Core to be ported + // each time a different CPU is used, a different Decompression algorithm is used, or a + // different Image type is used. By placing these Protocols in PEI, the DXE Core remains + // generic, and only PEI and the Arch Protocols need to be ported from Platform to Platform, + // and from CPU to CPU. + // + + Status = CoreGetPeiProtocol (&gEfiDecompressProtocolGuid, &gEfiDecompress); + if (!EFI_ERROR (Status)) { + + // + // Publish the EFI Decompress protocol for use by other DXE components + // + + DecompressHandle = NULL; + Status = CoreInstallProtocolInterface ( + &DecompressHandle, + &gEfiDecompressProtocolGuid, + EFI_NATIVE_INTERFACE, + gEfiDecompress + ); + ASSERT_EFI_ERROR (Status); + } + + Status = CoreGetPeiProtocol (&gEfiTianoDecompressProtocolGuid, &gEfiTianoDecompress); + if (!EFI_ERROR (Status)) { + + // + // Publish the Tiano Decompress protocol for use by other DXE components + // + + DecompressHandle = NULL; + Status = CoreInstallProtocolInterface ( + &DecompressHandle, + &gEfiTianoDecompressProtocolGuid, + EFI_NATIVE_INTERFACE, + gEfiTianoDecompress + ); + ASSERT_EFI_ERROR (Status); + } + + Status = CoreGetPeiProtocol (&gEfiCustomizedDecompressProtocolGuid, &gEfiCustomizedDecompress); + if (!EFI_ERROR (Status)) { + + // + // Publish the Tiano Decompress protocol for use by other DXE components + // + DecompressHandle = NULL; + Status = CoreInstallProtocolInterface ( + &DecompressHandle, + &gEfiCustomizedDecompressProtocolGuid, + EFI_NATIVE_INTERFACE, + gEfiCustomizedDecompress + ); + ASSERT_EFI_ERROR (Status); + } + + CoreGetPeiProtocol (&gEfiPeiFlushInstructionCacheGuid, &gEfiPeiFlushInstructionCache); + + CoreGetPeiProtocol (&gEfiPeiPeCoffLoaderGuid, &gEfiPeiPeCoffLoader); + + CoreGetPeiProtocol (&gEfiPeiTransferControlGuid, &gEfiPeiTransferControl); + + + // + // Register for the GUIDs of the Architectural Protocols, so the rest of the + // EFI Boot Services and EFI Runtime Services tables can be filled in. + // + CoreNotifyOnArchProtocolInstallation (); + + // + // Produce Firmware Volume Protocols, one for each FV in the HOB list. + // + Status = FwVolBlockDriverInit (gDxeCoreImageHandle, gST); + ASSERT_EFI_ERROR (Status); + + Status = FwVolDriverInit (gDxeCoreImageHandle, gST); + ASSERT_EFI_ERROR (Status); + + // + // Produce the Section Extraction Protocol + // + Status = InitializeSectionExtraction (gDxeCoreImageHandle, gST); + ASSERT_EFI_ERROR (Status); + + + // + // Initialize Performance monitoring if enabled in build + // + PERF_ENABLE (0, gST, Tick); + + PERF_START (0,DXE_TOK, NULL, Tick) ; + +//*** AMI PORTING BEGIN ***// + AmiDxeInit2(); +//*** AMI PORTING END *****// + + // + // Initialize the DXE Dispatcher + // + PERF_START (0,L"CoreInitializeDispatcher", L"DxeMain", 0) ; + CoreInitializeDispatcher (); + PERF_END (0,L"CoreInitializeDispatcher", L"DxeMain", 0) ; + + // + // Invoke the DXE Dispatcher + // + PERF_START (0, L"CoreDispatcher", L"DxeMain", 0); + CoreDispatcher (); + PERF_END (0, L"CoreDispatcher", L"DxeMain", 0); + + // + // Display Architectural protocols that were not loaded if this is DEBUG build + // + DEBUG_CODE ( + CoreDisplayMissingArchProtocols (); + ) + + // + // Assert if the Architectural Protocols are not present. + // +//*** AMI PORTING BEGIN ***// +//Report "Architectural Protocol Missing" error + //ASSERT_EFI_ERROR (CoreAllEfiServicesAvailable ()); + Status = CoreAllEfiServicesAvailable (); + if (EFI_ERROR (Status)) AmiReportArhcProtocolMissingError(); + ASSERT_EFI_ERROR (Status); +//*** AMI PORTING END *****// + + + // + // Report Status code before transfer control to BDS + // + CoreReportProgressCode ((EFI_SOFTWARE_DXE_CORE | EFI_SW_DXE_CORE_PC_HANDOFF_TO_NEXT)); + + // + // Display any drivers that were not dispatched because dependency expression + // evaluated to false if this is a debug build + // + DEBUG_CODE ( + CoreDisplayDiscoveredNotDispatched (); + ) + + // + // Transfer control to the BDS Architectural Protocol + // + gBds->Entry (gBds); + + // + // BDS should never return + // + ASSERT (FALSE); + EFI_DEADLOOP (); +} + + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg0 ( + VOID + ) +/*++ + +Routine Description: + + Place holder function until all the Boot Services and Runtime Services are available + +Arguments: + + None + +Returns: + + EFI_NOT_AVAILABLE_YET + +--*/ +{ + // + // This function should never be executed. If it does, then the architectural protocols + // have not been designed correctly. The EFI_BREAKPOINT() is commented out for now until the + // DXE Core and all the Architectural Protocols are complete. + // + + return EFI_NOT_AVAILABLE_YET; +} + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg1 ( + UINTN Arg1 + ) +/*++ + +Routine Description: + + Place holder function until all the Boot Services and Runtime Services are available + +Arguments: + + Arg1 - Undefined + +Returns: + + EFI_NOT_AVAILABLE_YET + +--*/ +{ + // + // This function should never be executed. If it does, then the architectural protocols + // have not been designed correctly. The EFI_BREAKPOINT() is commented out for now until the + // DXE Core and all the Architectural Protocols are complete. + // + + return EFI_NOT_AVAILABLE_YET; +} + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg2 ( + UINTN Arg1, + UINTN Arg2 + ) +/*++ + +Routine Description: + + Place holder function until all the Boot Services and Runtime Services are available + +Arguments: + + Arg1 - Undefined + + Arg2 - Undefined + +Returns: + + EFI_NOT_AVAILABLE_YET + +--*/ +{ + // + // This function should never be executed. If it does, then the architectural protocols + // have not been designed correctly. The EFI_BREAKPOINT() is commented out for now until the + // DXE Core and all the Architectural Protocols are complete. + // + + return EFI_NOT_AVAILABLE_YET; +} + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg3 ( + UINTN Arg1, + UINTN Arg2, + UINTN Arg3 + ) +/*++ + +Routine Description: + + Place holder function until all the Boot Services and Runtime Services are available + +Arguments: + + Arg1 - Undefined + + Arg2 - Undefined + + Arg3 - Undefined + +Returns: + + EFI_NOT_AVAILABLE_YET + +--*/ +{ + // + // This function should never be executed. If it does, then the architectural protocols + // have not been designed correctly. The EFI_BREAKPOINT() is commented out for now until the + // DXE Core and all the Architectural Protocols are complete. + // + + return EFI_NOT_AVAILABLE_YET; +} + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg4 ( + UINTN Arg1, + UINTN Arg2, + UINTN Arg3, + UINTN Arg4 + ) +/*++ + +Routine Description: + + Place holder function until all the Boot Services and Runtime Services are available + +Arguments: + + Arg1 - Undefined + + Arg2 - Undefined + + Arg3 - Undefined + + Arg4 - Undefined + +Returns: + + EFI_NOT_AVAILABLE_YET + +--*/ +{ + // + // This function should never be executed. If it does, then the architectural protocols + // have not been designed correctly. The EFI_BREAKPOINT() is commented out for now until the + // DXE Core and all the Architectural Protocols are complete. + // + + return EFI_NOT_AVAILABLE_YET; +} + +EFI_STATUS +EFIAPI +CoreEfiNotAvailableYetArg5 ( + UINTN Arg1, + UINTN Arg2, + UINTN Arg3, + UINTN Arg4, + UINTN Arg5 + ) +/*++ + +Routine Description: + + Place holder function until all the Boot Services and Runtime Services are available + +Arguments: + + Arg1 - Undefined + + Arg2 - Undefined + + Arg3 - Undefined + + Arg4 - Undefined + + Arg5 - Undefined + +Returns: + + EFI_NOT_AVAILABLE_YET + +--*/ +{ + // + // This function should never be executed. If it does, then the architectural protocols + // have not been designed correctly. The EFI_BREAKPOINT() is commented out for now until the + // DXE Core and all the Architectural Protocols are complete. + // + + return EFI_NOT_AVAILABLE_YET; +} + + +EFI_STATUS +CoreGetPeiProtocol ( + IN EFI_GUID *ProtocolGuid, + IN VOID **Interface + ) +/*++ + +Routine Description: + + Searches for a Protocol Interface passed from PEI through a HOB + +Arguments: + + ProtocolGuid - The Protocol GUID to search for in the HOB List + + Interface - A pointer to the interface for the Protocol GUID + +Returns: + + EFI_SUCCESS - The Protocol GUID was found and its interface is returned in Interface + + EFI_NOT_FOUND - The Protocol GUID was not found in the HOB List + +--*/ +{ + EFI_STATUS Status; + VOID *HobList; + VOID *Buffer; + + HobList = mHobStart; + Status = GetNextGuidHob (&HobList, ProtocolGuid, &Buffer, NULL); + if (EFI_ERROR (Status)) { + return Status; + } + + ASSERT (Buffer != NULL); + + *Interface = (VOID *)(*(UINTN *)(Buffer)); + + return Status; +} + + +VOID +CalculateEfiHdrCrc ( + IN OUT EFI_TABLE_HEADER *Hdr + ) +/*++ + +Routine Description: + + Calcualte the 32-bit CRC in a EFI table using the service provided by the + gRuntime service. + +Arguments: + + Hdr - Pointer to an EFI standard header + +Returns: + + None + +--*/ +{ + UINT32 Crc; + + Hdr->CRC32 = 0; + + // + // If gBS->CalculateCrce32 () == CoreEfiNotAvailableYet () then + // Crc will come back as zero if we set it to zero here + // + Crc = 0; + gBS->CalculateCrc32 ((UINT8 *)Hdr, Hdr->HeaderSize, &Crc); + Hdr->CRC32 = Crc; +} + + +EFI_BOOTSERVICE +EFI_STATUS +EFIAPI +CoreExitBootServices ( + IN EFI_HANDLE ImageHandle, + IN UINTN MapKey + ) +/*++ + +Routine Description: + + Terminates all boot services. + +Arguments: + + ImageHandle - Handle that identifies the exiting image. + MapKey - Key to the latest memory map. + +Returns: + + EFI_SUCCESS - Boot services have been terminated. + EFI_INVALID_PARAMETER - MapKey is incorrect. + +--*/ +{ + EFI_STATUS Status, Status2; + EFI_TCG_PLATFORM_PROTOCOL *TcgPlatformProtocol; +//*** AMI PORTING BEGIN ***// +// EIP 58707: Updated to reflect changes introduced in UEFI spec v2.3.1 section 6.4. +// 1. The callback functions are to be called once +// (even if ExitBootServices is called more than once). +// 2. The memory map must be validated after the execution of the callback functions +// (CoreTerminateMemoryMap call). + static BOOLEAN FirstCall = TRUE; +//*** AMI PORTING END ***// + + // + // Measure invocation of ExitBootServices, + // which is defined by TCG_EFI_Platform_1_20_Final Specification + // + TcgPlatformProtocol = NULL; + Status = CoreLocateProtocol ( + &gEfiTcgPlatformProtocolGuid, + NULL, + &TcgPlatformProtocol + ); + if (!EFI_ERROR (Status)) { + Status = TcgPlatformProtocol->MeasureAction (EFI_EXIT_BOOT_SERVICES_INVOCATION); + ASSERT_EFI_ERROR (Status); + } + +//*** AMI PORTING BEGIN ***// +// See comments at the beginning of the function. + if (FirstCall) { + + AmiFillFpdt (FillExitBootServicesEntry); // Fill ExitBootServicesEntry field in FPDT + // + // Disable Timer + // + gTimer->SetTimerPeriod (gTimer, 0); + + // + // Notify other drivers that we are exiting boot services. + // + CoreNotifySignalList (&gEfiEventExitBootServicesGuid); + + FirstCall = FALSE; + } +//*** AMI PORTING END ***// + + // + // Terminate memory services if the MapKey matches + // + Status = CoreTerminateMemoryMap (MapKey); + if (EFI_ERROR (Status)) { + // + // Measure failure of ExitBootServices + // + if (TcgPlatformProtocol != NULL) { + Status2 = TcgPlatformProtocol->MeasureAction (EFI_EXIT_BOOT_SERVICES_FAILED); + ASSERT_EFI_ERROR (Status2); + } + + return Status; + } +//*** AMI PORTING BEGIN ***// +// These two calls have been moved above. +// See comments at the beginning of the function. + // + // Disable Timer + // +// gTimer->SetTimerPeriod (gTimer, 0); + + + // + // Notify other drivers that we are exiting boot services. + // +// CoreNotifySignalList (&gEfiEventExitBootServicesGuid); +//*** AMI PORTING END ***// + + + // + // Disable CPU Interrupts + // + gCpu->DisableInterrupt (gCpu); + + // + // Report that ExitBootServices() has been called + // + // We are using gEfiDxeServicesTableGuid as the caller ID for Dxe Core + // + CoreReportProgressCode ((EFI_SOFTWARE_EFI_BOOT_SERVICE | EFI_SW_BS_PC_EXIT_BOOT_SERVICES)); + + // + // Clear the non-runtime values of the EFI System Table + // + gST->BootServices = NULL; + gST->ConIn = NULL; + gST->ConsoleInHandle = NULL; + gST->ConOut = NULL; + gST->ConsoleOutHandle = NULL; + gST->StdErr = NULL; + gST->StandardErrorHandle = NULL; + + // + // Recompute the 32-bit CRC of the EFI System Table + // + CalculateEfiHdrCrc (&gST->Hdr); + + // + // Update the AtRuntime field in Runtiem AP. + // + gRuntime->AtRuntime = TRUE; + + // + // Measure success of ExitBootServices + // + if (TcgPlatformProtocol != NULL) { + Status2 = TcgPlatformProtocol->MeasureAction (EFI_EXIT_BOOT_SERVICES_SUCCEEDED); + ASSERT_EFI_ERROR (Status2); + } + + // + // Zero out the Boot Service Table + // + EfiCommonLibSetMem (gBS, sizeof (EFI_BOOT_SERVICES), 0); + gBS = NULL; +//*** AMI PORTING BEGIN ***// + AmiFillFpdt (FillExitBootServicesExit); // Fill ExitBootServicesExit field in FPDT +//*** AMI PORTING END ***// + + return Status; +} |