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- /** @file
- Implementation of Fsp Misc UPD Initialization.
- Copyright (c) 2020, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #include <PeiFspPolicyInitLib.h>
- #include <Library/MemoryAllocationLib.h>
- #include <Library/HobLib.h>
- #define STATUS_CODE_USE_RAM BIT0
- #define STATUS_CODE_USE_ISA_SERIAL BIT1
- #define STATUS_CODE_USE_USB BIT2
- #define STATUS_CODE_USE_USB3 BIT3
- #define STATUS_CODE_USE_SERIALIO BIT4
- #define STATUS_CODE_USE_TRACEHUB BIT5
- #define STATUS_CODE_CMOS_INVALID BIT6
- #define STATUS_CODE_CMOS_VALID BIT7
- /**
- Performs FSP Misc UPD initialization.
- @param[in][out] FspmUpd Pointer to FSPM_UPD Data.
- @retval EFI_SUCCESS FSP UPD Data is updated.
- **/
- EFI_STATUS
- EFIAPI
- PeiFspMiscUpdInitPreMem (
- IN OUT FSPM_UPD *FspmUpd
- )
- {
- EFI_STATUS Status;
- EFI_PEI_HOB_POINTERS Hob;
- DEBUG_CONFIG_DATA_HOB *DebugConfigData;
- UINT8 DebugInterfaces;
- FspmUpd->FspmArchUpd.StackBase = (VOID *)(UINTN)(PcdGet32(PcdTemporaryRamBase) + PcdGet32(PcdTemporaryRamSize) - (PcdGet32(PcdFspTemporaryRamSize) + PcdGet32(PcdFspReservedBufferSize)));
- FspmUpd->FspmArchUpd.StackSize = PcdGet32(PcdFspTemporaryRamSize);
- Status = PeiServicesGetBootMode (&(FspmUpd->FspmArchUpd.BootMode));
- if (EFI_ERROR (Status)) {
- FspmUpd->FspmArchUpd.BootMode = BOOT_WITH_FULL_CONFIGURATION;
- }
- FspmUpd->FspmArchUpd.BootLoaderTolumSize = 0x0;
- //
- // Initialize DebugConfigData
- //
- DebugInterfaces = 0x00;
- Hob.Guid = GetFirstGuidHob (&gDebugConfigHobGuid);
- if (Hob.Guid != NULL) {
- DebugConfigData = (DEBUG_CONFIG_DATA_HOB *) GET_GUID_HOB_DATA (Hob.Guid);
- if (DebugConfigData != NULL) {
- // Debug Interfaces
- if (DebugConfigData->RamDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_RAM; }
- if (DebugConfigData->UartDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_ISA_SERIAL; }
- if (DebugConfigData->Usb3DebugInterface) { DebugInterfaces |= STATUS_CODE_USE_USB3; }
- if (DebugConfigData->SerialIoDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_SERIALIO; }
- if (DebugConfigData->TraceHubDebugInterface) { DebugInterfaces |= STATUS_CODE_USE_TRACEHUB; }
- FspmUpd->FspmConfig.PcdDebugInterfaceFlags = DebugInterfaces;
- // Serial debug message baud rate
- FspmUpd->FspmConfig.PcdSerialDebugBaudRate = DebugConfigData->SerialDebugBaudRate;
- //Serial debug message level
- FspmUpd->FspmConfig.PcdSerialDebugLevel = DebugConfigData->SerialDebug;
- }
- }
- DEBUG ((DEBUG_INFO, "FspmConfig.PcdDebugInterfaceFlags is 0x%X\n", FspmUpd->FspmConfig.PcdDebugInterfaceFlags));
- DEBUG ((DEBUG_INFO, "FspmUpd->FspmConfig.PcdSerialDebugBaudRate is 0x%X\n", FspmUpd->FspmConfig.PcdSerialDebugBaudRate));
- DEBUG ((DEBUG_INFO, "FspmUpd->FspmConfig.PcdSerialDebugLevel is 0x%X\n", FspmUpd->FspmConfig.PcdSerialDebugLevel));
- return EFI_SUCCESS;
- }
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