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/** @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.<BR>
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;
}
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