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/** @file
This will be invoked only once. It will call FspMemoryInit API,
register TemporaryRamDonePpi to call TempRamExit API, and register MemoryDiscoveredPpi
notify to call FspSiliconInit API.
Copyright (c) 2014 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <PiPei.h>
#include <Library/PeimEntryPoint.h>
#include <Library/PeiServicesLib.h>
#include <Library/PeiServicesTablePointerLib.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/HobLib.h>
#include <Library/PcdLib.h>
#include <Library/TimerLib.h>
#include <Library/PerformanceLib.h>
#include <Library/FspWrapperPlatformLib.h>
#include <Library/FspWrapperHobProcessLib.h>
#include <Library/FspWrapperApiLib.h>
#include <Ppi/FspSiliconInitDone.h>
#include <Ppi/EndOfPeiPhase.h>
#include <Ppi/MemoryDiscovered.h>
#include <Ppi/SecPlatformInformation.h>
#include <Library/FspWrapperApiTestLib.h>
#include <FspEas.h>
#include <FspStatusCode.h>
extern EFI_GUID gFspHobGuid;
/**
Call FspMemoryInit API.
@return Status returned by FspMemoryInit API.
**/
EFI_STATUS
PeiFspMemoryInit (
VOID
)
{
FSP_INFO_HEADER *FspmHeaderPtr;
EFI_STATUS Status;
UINT64 TimeStampCounterStart;
VOID *FspHobListPtr;
VOID *HobData;
FSPM_UPD_COMMON *FspmUpdDataPtr;
UINTN *SourceData;
DEBUG ((DEBUG_INFO, "PeiFspMemoryInit enter\n"));
FspHobListPtr = NULL;
FspmUpdDataPtr = NULL;
FspmHeaderPtr = (FSP_INFO_HEADER *) FspFindFspHeader (PcdGet32 (PcdFspmBaseAddress));
DEBUG ((DEBUG_INFO, "FspmHeaderPtr - 0x%x\n", FspmHeaderPtr));
if (FspmHeaderPtr == NULL) {
return EFI_DEVICE_ERROR;
}
if (PcdGet32 (PcdFspmUpdDataAddress) == 0 && (FspmHeaderPtr->CfgRegionSize != 0) && (FspmHeaderPtr->CfgRegionOffset != 0)) {
//
// Copy default FSP-M UPD data from Flash
//
FspmUpdDataPtr = (FSPM_UPD_COMMON *)AllocateZeroPool ((UINTN)FspmHeaderPtr->CfgRegionSize);
ASSERT (FspmUpdDataPtr != NULL);
SourceData = (UINTN *)((UINTN)FspmHeaderPtr->ImageBase + (UINTN)FspmHeaderPtr->CfgRegionOffset);
CopyMem (FspmUpdDataPtr, SourceData, (UINTN)FspmHeaderPtr->CfgRegionSize);
} else {
//
// External UPD is ready, get the buffer from PCD pointer.
//
FspmUpdDataPtr = (FSPM_UPD_COMMON *)PcdGet32 (PcdFspmUpdDataAddress);
ASSERT (FspmUpdDataPtr != NULL);
}
DEBUG ((DEBUG_INFO, "UpdateFspmUpdData enter\n"));
UpdateFspmUpdData ((VOID *)FspmUpdDataPtr);
DEBUG ((DEBUG_INFO, " NvsBufferPtr - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.NvsBufferPtr));
DEBUG ((DEBUG_INFO, " StackBase - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.StackBase));
DEBUG ((DEBUG_INFO, " StackSize - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.StackSize));
DEBUG ((DEBUG_INFO, " BootLoaderTolumSize - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.BootLoaderTolumSize));
DEBUG ((DEBUG_INFO, " BootMode - 0x%x\n", FspmUpdDataPtr->FspmArchUpd.BootMode));
DEBUG ((DEBUG_INFO, " HobListPtr - 0x%x\n", &FspHobListPtr));
TimeStampCounterStart = AsmReadTsc ();
Status = CallFspMemoryInit (FspmUpdDataPtr, &FspHobListPtr);
// Create hobs after memory initialization and not in temp RAM. Hence passing the recorded timestamp here
PERF_START_EX(&gFspApiPerformanceGuid, "EventRec", NULL, TimeStampCounterStart, FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_ENTRY);
PERF_END_EX(&gFspApiPerformanceGuid, "EventRec", NULL, 0, FSP_STATUS_CODE_MEMORY_INIT | FSP_STATUS_CODE_COMMON_CODE | FSP_STATUS_CODE_API_EXIT);
DEBUG ((DEBUG_INFO, "Total time spent executing FspMemoryInitApi: %d millisecond\n", DivU64x32 (GetTimeInNanoSecond (AsmReadTsc () - TimeStampCounterStart), 1000000)));
//
// Reset the system if FSP API returned FSP_STATUS_RESET_REQUIRED status
//
if ((Status >= FSP_STATUS_RESET_REQUIRED_COLD) && (Status <= FSP_STATUS_RESET_REQUIRED_8)) {
DEBUG((DEBUG_INFO, "FspMemoryInitApi requested reset 0x%x\n", Status));
CallFspWrapperResetSystem ((UINT32)Status);
}
if (EFI_ERROR(Status)) {
DEBUG ((DEBUG_ERROR, "ERROR - Failed to execute FspMemoryInitApi(), Status = %r\n", Status));
}
DEBUG((DEBUG_INFO, "FspMemoryInit status: 0x%x\n", Status));
ASSERT_EFI_ERROR (Status);
Status = TestFspMemoryInitApiOutput (FspmUpdDataPtr, &FspHobListPtr);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "ERROR - TestFspMemoryInitApiOutput () fail, Status = %r\n", Status));
}
DEBUG ((DEBUG_INFO, " FspHobListPtr (returned) - 0x%x\n", FspHobListPtr));
ASSERT (FspHobListPtr != NULL);
PostFspmHobProcess (FspHobListPtr);
//
// FspHobList is not complete at this moment.
// Save FspHobList pointer to hob, so that it can be got later
//
HobData = BuildGuidHob (
&gFspHobGuid,
sizeof (VOID *)
);
ASSERT (HobData != NULL);
CopyMem (HobData, &FspHobListPtr, sizeof (FspHobListPtr));
return Status;
}
/**
Do FSP initialization.
@return FSP initialization status.
**/
EFI_STATUS
EFIAPI
FspmWrapperInit (
VOID
)
{
EFI_STATUS Status;
Status = EFI_SUCCESS;
if (PcdGet8 (PcdFspModeSelection) == 1) {
Status = PeiFspMemoryInit ();
ASSERT_EFI_ERROR (Status);
} else {
PeiServicesInstallFvInfoPpi (
NULL,
(VOID *)(UINTN) PcdGet32 (PcdFspmBaseAddress),
(UINT32)((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) PcdGet32 (PcdFspmBaseAddress))->FvLength,
NULL,
NULL
);
}
return Status;
}
/**
This is the entrypoint of PEIM
@param[in] FileHandle Handle of the file being invoked.
@param[in] PeiServices Describes the list of possible PEI Services.
@retval EFI_SUCCESS if it completed successfully.
**/
EFI_STATUS
EFIAPI
FspmWrapperPeimEntryPoint (
IN EFI_PEI_FILE_HANDLE FileHandle,
IN CONST EFI_PEI_SERVICES **PeiServices
)
{
DEBUG((DEBUG_INFO, "FspmWrapperPeimEntryPoint\n"));
FspmWrapperInit ();
return EFI_SUCCESS;
}
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