diff options
Diffstat (limited to 'roms/edk2/IntelFsp2WrapperPkg/FspmWrapperPeim/FspmWrapperPeim.c')
| -rw-r--r-- | roms/edk2/IntelFsp2WrapperPkg/FspmWrapperPeim/FspmWrapperPeim.c | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/roms/edk2/IntelFsp2WrapperPkg/FspmWrapperPeim/FspmWrapperPeim.c b/roms/edk2/IntelFsp2WrapperPkg/FspmWrapperPeim/FspmWrapperPeim.c new file mode 100644 index 000000000..24ab53462 --- /dev/null +++ b/roms/edk2/IntelFsp2WrapperPkg/FspmWrapperPeim/FspmWrapperPeim.c @@ -0,0 +1,276 @@ +/** @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 - 2020, 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 <Library/FspMeasurementLib.h>
+
+#include <Ppi/FspSiliconInitDone.h>
+#include <Ppi/EndOfPeiPhase.h>
+#include <Ppi/MemoryDiscovered.h>
+#include <Ppi/SecPlatformInformation.h>
+#include <Ppi/Tcg.h>
+#include <Ppi/FirmwareVolumeInfoMeasurementExcluded.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;
+ EFI_PEI_FIRMWARE_VOLUME_INFO_MEASUREMENT_EXCLUDED_PPI *MeasurementExcludedFvPpi;
+ EFI_PEI_PPI_DESCRIPTOR *MeasurementExcludedPpiList;
+
+ MeasurementExcludedFvPpi = AllocatePool (sizeof(*MeasurementExcludedFvPpi));
+ ASSERT(MeasurementExcludedFvPpi != NULL);
+ MeasurementExcludedFvPpi->Count = 1;
+ MeasurementExcludedFvPpi->Fv[0].FvBase = PcdGet32 (PcdFspmBaseAddress);
+ MeasurementExcludedFvPpi->Fv[0].FvLength = ((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) PcdGet32 (PcdFspmBaseAddress))->FvLength;
+
+ MeasurementExcludedPpiList = AllocatePool (sizeof(*MeasurementExcludedPpiList));
+ ASSERT(MeasurementExcludedPpiList != NULL);
+ MeasurementExcludedPpiList->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
+ MeasurementExcludedPpiList->Guid = &gEfiPeiFirmwareVolumeInfoMeasurementExcludedPpiGuid;
+ MeasurementExcludedPpiList->Ppi = MeasurementExcludedFvPpi;
+
+ Status = EFI_SUCCESS;
+
+ if (PcdGet8 (PcdFspModeSelection) == 1) {
+ Status = PeiFspMemoryInit ();
+ ASSERT_EFI_ERROR (Status);
+ } else {
+ Status = PeiServicesInstallPpi (MeasurementExcludedPpiList);
+ ASSERT_EFI_ERROR (Status);
+
+ PeiServicesInstallFvInfoPpi (
+ NULL,
+ (VOID *)(UINTN) PcdGet32 (PcdFspmBaseAddress),
+ (UINT32)((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) PcdGet32 (PcdFspmBaseAddress))->FvLength,
+ NULL,
+ NULL
+ );
+ }
+
+ return Status;
+}
+
+/**
+ This function is called after TCG installed PPI.
+
+ @param[in] PeiServices Pointer to PEI Services Table.
+ @param[in] NotifyDesc Pointer to the descriptor for the Notification event that
+ caused this function to execute.
+ @param[in] Ppi Pointer to the PPI data associated with this function.
+
+ @retval EFI_STATUS Always return EFI_SUCCESS
+**/
+EFI_STATUS
+EFIAPI
+TcgPpiNotify (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
+ IN VOID *Ppi
+ );
+
+EFI_PEI_NOTIFY_DESCRIPTOR mTcgPpiNotifyDesc = {
+ (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gEdkiiTcgPpiGuid,
+ TcgPpiNotify
+};
+
+/**
+ This function is called after TCG installed PPI.
+
+ @param[in] PeiServices Pointer to PEI Services Table.
+ @param[in] NotifyDesc Pointer to the descriptor for the Notification event that
+ caused this function to execute.
+ @param[in] Ppi Pointer to the PPI data associated with this function.
+
+ @retval EFI_STATUS Always return EFI_SUCCESS
+**/
+EFI_STATUS
+EFIAPI
+TcgPpiNotify (
+ IN EFI_PEI_SERVICES **PeiServices,
+ IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
+ IN VOID *Ppi
+ )
+{
+ UINT32 FspMeasureMask;
+
+ DEBUG ((DEBUG_INFO, "TcgPpiNotify FSPM\n"));
+
+ FspMeasureMask = PcdGet32 (PcdFspMeasurementConfig);
+
+ if ((FspMeasureMask & FSP_MEASURE_FSPT) != 0) {
+ MeasureFspFirmwareBlob (0, "FSPT", PcdGet32(PcdFsptBaseAddress),
+ (UINT32)((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) PcdGet32 (PcdFsptBaseAddress))->FvLength);
+ }
+
+ if ((FspMeasureMask & FSP_MEASURE_FSPM) != 0) {
+ MeasureFspFirmwareBlob (0, "FSPM", PcdGet32(PcdFspmBaseAddress),
+ (UINT32)((EFI_FIRMWARE_VOLUME_HEADER *) (UINTN) PcdGet32 (PcdFspmBaseAddress))->FvLength);
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ 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
+ )
+{
+ EFI_STATUS Status;
+
+ DEBUG((DEBUG_INFO, "FspmWrapperPeimEntryPoint\n"));
+
+ Status = PeiServicesNotifyPpi (&mTcgPpiNotifyDesc);
+ ASSERT_EFI_ERROR (Status);
+
+ FspmWrapperInit ();
+
+ return EFI_SUCCESS;
+}
|