73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
/** @file
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Report Status Code Handler PEIM which produces general handlers and hook them
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onto the PEI status code router.
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Copyright (c) 2009 - 2020, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "StatusCodeHandlerPei.h"
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/**
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Entry point of Status Code PEIM.
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This function is the entry point of this Status Code PEIM.
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It initializes supported status code devices according to PCD settings,
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and installs Status Code PPI.
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@param FileHandle Handle of the file being invoked.
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@param PeiServices Describes the list of possible PEI Services.
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@retval EFI_SUCESS The entry point of DXE IPL PEIM executes successfully.
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**/
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EFI_STATUS
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EFIAPI
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StatusCodeHandlerPeiEntry (
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IN EFI_PEI_FILE_HANDLE FileHandle,
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IN CONST EFI_PEI_SERVICES **PeiServices
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)
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{
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EFI_STATUS Status;
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EFI_PEI_RSC_HANDLER_PPI *RscHandlerPpi;
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UINT8 ResetDeviceString[] = {0x1B, 0x63}; // <ESC>, 'c'
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Status = PeiServicesLocatePpi (
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&gEfiPeiRscHandlerPpiGuid,
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0,
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NULL,
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(VOID **) &RscHandlerPpi
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);
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ASSERT_EFI_ERROR (Status);
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//
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// Dispatch initialization request to sub-statuscode-devices.
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// If enable UseSerial, then initialize serial port.
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// if enable UseMemory, then initialize memory status code worker.
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//
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if (PcdGetBool (PcdStatusCodeUseSerial)) {
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Status = SerialPortInitialize();
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ASSERT_EFI_ERROR (Status);
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//
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// Resets the device to its original state,
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// prevent when console redirection is enabled, and then reboot system during draw line in SCU,
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// EFI_DEBUG message will be scramble.
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//
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SerialPortWrite (ResetDeviceString, sizeof (ResetDeviceString));
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Status = RscHandlerPpi->Register (SerialStatusCodeReportWorker);
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ASSERT_EFI_ERROR (Status);
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}
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if (PcdGetBool (PcdStatusCodeUseMemory)) {
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Status = MemoryStatusCodeInitializeWorker ();
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ASSERT_EFI_ERROR (Status);
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Status = RscHandlerPpi->Register (MemoryStatusCodeReportWorker);
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ASSERT_EFI_ERROR (Status);
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}
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return EFI_SUCCESS;
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}
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