/** @file
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Implementation of Fsp Misc UPD Initialization.
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Copyright (c) 2019, 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 <PeiFspPolicyInitLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/HobLib.h>
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#define STATUS_CODE_USE_RAM BIT0
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#define STATUS_CODE_USE_ISA_SERIAL BIT1
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#define STATUS_CODE_USE_USB BIT2
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#define STATUS_CODE_USE_USB3 BIT3
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#define STATUS_CODE_USE_SERIALIO BIT4
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#define STATUS_CODE_USE_TRACEHUB BIT5
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#define STATUS_CODE_CMOS_INVALID BIT6
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#define STATUS_CODE_CMOS_VALID BIT7
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/**
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Performs FSP Misc UPD initialization.
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@param[in][out] FspmUpd Pointer to FSPM_UPD Data.
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@retval EFI_SUCCESS FSP UPD Data is updated.
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**/
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EFI_STATUS
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EFIAPI
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PeiFspMiscUpdInitPreMem (
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IN OUT FSPM_UPD *FspmUpd
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)
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{
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EFI_STATUS Status;
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EFI_PEI_HOB_POINTERS Hob;
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DEBUG_CONFIG_DATA_HOB *DebugConfigData;
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UINT8 DebugInterfaces;
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FspmUpd->FspmArchUpd.StackBase = (VOID *)(UINTN)(PcdGet32(PcdTemporaryRamBase) + PcdGet32(PcdTemporaryRamSize) - (PcdGet32(PcdFspTemporaryRamSize) + PcdGet32(PcdFspReservedBufferSize)));
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FspmUpd->FspmArchUpd.StackSize = PcdGet32(PcdFspTemporaryRamSize);
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Status = PeiServicesGetBootMode (&(FspmUpd->FspmArchUpd.BootMode));
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if (EFI_ERROR (Status)) {
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FspmUpd->FspmArchUpd.BootMode = BOOT_WITH_FULL_CONFIGURATION;
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}
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FspmUpd->FspmArchUpd.BootLoaderTolumSize = 0x0;
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//
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// Initialize DebugConfigData
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//
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DebugInterfaces = 0x00;
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Hob.Guid = GetFirstGuidHob (&gDebugConfigHobGuid);
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if (Hob.Guid != NULL) {
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DebugConfigData = (DEBUG_CONFIG_DATA_HOB *) GET_GUID_HOB_DATA (Hob.Guid);
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if (DebugConfigData != NULL) {
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// Debug Interfaces
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if (DebugConfigData->RamDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_RAM; }
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if (DebugConfigData->UartDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_ISA_SERIAL; }
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if (DebugConfigData->Usb3DebugInterface) { DebugInterfaces |= STATUS_CODE_USE_USB3; }
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if (DebugConfigData->SerialIoDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_SERIALIO; }
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if (DebugConfigData->TraceHubDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_TRACEHUB; }
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FspmUpd->FspmConfig.PcdDebugInterfaceFlags = DebugInterfaces;
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// Serial debug message baud rate
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FspmUpd->FspmConfig.PcdSerialDebugBaudRate = DebugConfigData->SerialDebugBaudRate;
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//Serial debug message level
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FspmUpd->FspmConfig.PcdSerialDebugLevel = DebugConfigData->SerialDebug;
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}
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}
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DEBUG ((DEBUG_INFO, "FspmConfig.PcdDebugInterfaceFlags is 0x%X\n", FspmUpd->FspmConfig.PcdDebugInterfaceFlags));
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DEBUG ((DEBUG_INFO, "FspmUpd->FspmConfig.PcdSerialDebugBaudRate is 0x%X\n", FspmUpd->FspmConfig.PcdSerialDebugBaudRate));
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DEBUG ((DEBUG_INFO, "FspmUpd->FspmConfig.PcdSerialDebugLevel is 0x%X\n", FspmUpd->FspmConfig.PcdSerialDebugLevel));
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return EFI_SUCCESS;
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}
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