From af1a266670d040d2f4083ff309d732d648afba2a Mon Sep 17 00:00:00 2001 From: Angelos Mouzakitis Date: Tue, 10 Oct 2023 14:33:42 +0000 Subject: Add submodule dependency files Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec --- .../RuntimeDxe/StatusCodeHandlerRuntimeDxe.c | 201 +++++++++++++++++++++ 1 file changed, 201 insertions(+) create mode 100644 roms/edk2/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c (limited to 'roms/edk2/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c') diff --git a/roms/edk2/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c b/roms/edk2/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c new file mode 100644 index 000000000..a8c0fe5b7 --- /dev/null +++ b/roms/edk2/MdeModulePkg/Universal/StatusCodeHandler/RuntimeDxe/StatusCodeHandlerRuntimeDxe.c @@ -0,0 +1,201 @@ +/** @file + Status Code Handler Driver which produces general handlers and hook them + onto the DXE status code router. + + Copyright (c) 2006 - 2020, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "StatusCodeHandlerRuntimeDxe.h" + +EFI_EVENT mVirtualAddressChangeEvent = NULL; +static EFI_EVENT mExitBootServicesEvent = NULL; +EFI_RSC_HANDLER_PROTOCOL *mRscHandlerProtocol = NULL; + +/** + Unregister status code callback functions only available at boot time from + report status code router when exiting boot services. + + @param Event Event whose notification function is being invoked. + @param Context Pointer to the notification function's context, which is + always zero in current implementation. + +**/ +VOID +EFIAPI +UnregisterBootTimeHandlers ( + IN EFI_EVENT Event, + IN VOID *Context + ) +{ + if (PcdGetBool (PcdStatusCodeUseSerial)) { + mRscHandlerProtocol->Unregister (SerialStatusCodeReportWorker); + } +} + +/** + Virtual address change notification call back. It converts global pointer + to virtual address. + + @param Event Event whose notification function is being invoked. + @param Context Pointer to the notification function's context, which is + always zero in current implementation. + +**/ +VOID +EFIAPI +VirtualAddressChangeCallBack ( + IN EFI_EVENT Event, + IN VOID *Context + ) +{ + // + // Convert memory status code table to virtual address; + // + EfiConvertPointer ( + 0, + (VOID **) &mRtMemoryStatusCodeTable + ); +} + +/** + Dispatch initialization request to sub status code devices based on + customized feature flags. + +**/ +VOID +InitializationDispatcherWorker ( + VOID + ) +{ + EFI_PEI_HOB_POINTERS Hob; + EFI_STATUS Status; + MEMORY_STATUSCODE_PACKET_HEADER *PacketHeader; + MEMORY_STATUSCODE_RECORD *Record; + UINTN Index; + UINTN MaxRecordNumber; + + // + // If enable UseSerial, then initialize serial port. + // if enable UseRuntimeMemory, then initialize runtime memory status code worker. + // + if (PcdGetBool (PcdStatusCodeUseSerial)) { + // + // Call Serial Port Lib API to initialize serial port. + // + Status = SerialPortInitialize (); + ASSERT_EFI_ERROR (Status); + } + if (PcdGetBool (PcdStatusCodeUseMemory)) { + Status = RtMemoryStatusCodeInitializeWorker (); + ASSERT_EFI_ERROR (Status); + } + + // + // Replay Status code which saved in GUID'ed HOB to all supported devices. + // + if (FeaturePcdGet (PcdStatusCodeReplayIn)) { + // + // Journal GUID'ed HOBs to find all record entry, if found, + // then output record to support replay device. + // + Hob.Raw = GetFirstGuidHob (&gMemoryStatusCodeRecordGuid); + if (Hob.Raw != NULL) { + PacketHeader = (MEMORY_STATUSCODE_PACKET_HEADER *) GET_GUID_HOB_DATA (Hob.Guid); + Record = (MEMORY_STATUSCODE_RECORD *) (PacketHeader + 1); + MaxRecordNumber = (UINTN) PacketHeader->RecordIndex; + if (PacketHeader->PacketIndex > 0) { + // + // Record has been wrapped around. So, record number has arrived at max number. + // + MaxRecordNumber = (UINTN) PacketHeader->MaxRecordsNumber; + } + for (Index = 0; Index < MaxRecordNumber; Index++) { + // + // Dispatch records to devices based on feature flag. + // + if (PcdGetBool (PcdStatusCodeUseSerial)) { + SerialStatusCodeReportWorker ( + Record[Index].CodeType, + Record[Index].Value, + Record[Index].Instance, + NULL, + NULL + ); + } + if (PcdGetBool (PcdStatusCodeUseMemory)) { + RtMemoryStatusCodeReportWorker ( + Record[Index].CodeType, + Record[Index].Value, + Record[Index].Instance, + NULL, + NULL + ); + } + } + } + } +} + +/** + Entry point of DXE Status Code Driver. + + This function is the entry point of this DXE Status Code Driver. + It initializes registers status code handlers, and registers event for EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE. + + @param ImageHandle The firmware allocated handle for the EFI image. + @param SystemTable A pointer to the EFI System Table. + + @retval EFI_SUCCESS The entry point is executed successfully. + +**/ +EFI_STATUS +EFIAPI +StatusCodeHandlerRuntimeDxeEntry ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + + Status = gBS->LocateProtocol ( + &gEfiRscHandlerProtocolGuid, + NULL, + (VOID **) &mRscHandlerProtocol + ); + ASSERT_EFI_ERROR (Status); + + // + // Dispatch initialization request to supported devices + // + InitializationDispatcherWorker (); + + if (PcdGetBool (PcdStatusCodeUseSerial)) { + mRscHandlerProtocol->Register (SerialStatusCodeReportWorker, TPL_HIGH_LEVEL); + } + if (PcdGetBool (PcdStatusCodeUseMemory)) { + mRscHandlerProtocol->Register (RtMemoryStatusCodeReportWorker, TPL_HIGH_LEVEL); + } + + Status = gBS->CreateEventEx ( + EVT_NOTIFY_SIGNAL, + TPL_NOTIFY, + UnregisterBootTimeHandlers, + NULL, + &gEfiEventExitBootServicesGuid, + &mExitBootServicesEvent + ); + + Status = gBS->CreateEventEx ( + EVT_NOTIFY_SIGNAL, + TPL_NOTIFY, + VirtualAddressChangeCallBack, + NULL, + &gEfiEventVirtualAddressChangeGuid, + &mVirtualAddressChangeEvent + ); + ASSERT_EFI_ERROR (Status); + + return EFI_SUCCESS; +} -- cgit 1.2.3-korg