/** @file Status Code Handler Driver which produces general handlers and hook them onto the SMM status code router. Copyright (c) 2009 - 2020, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent **/ #include "StatusCodeHandlerSmm.h" EFI_SMM_RSC_HANDLER_PROTOCOL *mRscHandlerProtocol = NULL; /** Dispatch initialization request to sub status code devices based on customized feature flags. **/ VOID InitializationDispatcherWorker ( VOID ) { EFI_STATUS Status; // // 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 = MemoryStatusCodeInitializeWorker (); ASSERT_EFI_ERROR (Status); } } /** Entry point of SMM Status Code Driver. This function is the entry point of SMM Status Code Driver. @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 StatusCodeHandlerSmmEntry ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable ) { EFI_STATUS Status; Status = gSmst->SmmLocateProtocol ( &gEfiSmmRscHandlerProtocolGuid, NULL, (VOID **) &mRscHandlerProtocol ); ASSERT_EFI_ERROR (Status); // // Dispatch initialization request to supported devices // InitializationDispatcherWorker (); if (PcdGetBool (PcdStatusCodeUseSerial)) { mRscHandlerProtocol->Register (SerialStatusCodeReportWorker); } if (PcdGetBool (PcdStatusCodeUseMemory)) { mRscHandlerProtocol->Register (MemoryStatusCodeReportWorker); } return EFI_SUCCESS; }