path: root/ReferenceCode/Chipset/SystemAgent/SaInit/Pei/SaInitPeim.c

/** @file
  The PEIM implements the SA PEI Initialization.

@copyright
  Copyright (c) 1999 - 2013 Intel Corporation. All rights reserved
  This software and associated documentation (if any) is furnished
  under a license and may only be used or copied in accordance
  with the terms of the license. Except as permitted by such
  license, no part of this software or documentation may be
  reproduced, stored in a retrieval system, or transmitted in any
  form or by any means without the express written consent of
  Intel Corporation.

  This file contains an 'Intel Peripheral Driver' and uniquely
  identified as "Intel Reference Module" and is
  licensed for Intel CPUs and chipsets under the terms of your
  license agreement with Intel or your vendor.  This file may
  be modified by the user, subject to additional terms of the
  license agreement

**/
#include "SaInitPeim.h"
#ifdef RAPID_START_FLAG
#include EFI_PPI_CONSUMER (RapidStart)
#endif

static EFI_PEI_PPI_DESCRIPTOR     mSaPeiInitPpi[] = {
  (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  &gSaPeiInitPpiGuid,
  NULL
};

STATIC EFI_PEI_NOTIFY_DESCRIPTOR  mSaResetCompleteNotifyDesc = {
  (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  &gMemoryInitHobGuid,
  SaResetComplete
};

EFI_GUID  gEfiPeiEndOfPeiPhasePpiGuid = EFI_PEI_END_OF_PEI_PHASE_PPI_GUID;
STATIC EFI_PEI_NOTIFY_DESCRIPTOR  mSaS3ResumeNotifyDesc = {
  (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  &gEfiPeiEndOfPeiPhasePpiGuid,
  SaS3ResumeAtEndOfPei
};

#ifdef RAPID_START_FLAG
STATIC EFI_PEI_NOTIFY_DESCRIPTOR  mSaOnRapidStartPpiNotifyDesc = {
  (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
  &gRapidStartPpiGuid,
  SaCheckRapidStartMode
};
#endif

///
/// Functions
///
static
EFI_STATUS
SaS3ResumeAtEndOfPei (
  IN      EFI_PEI_SERVICES          **PeiServices,
  IN      EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
  IN      VOID                      *Ppi
  )
/**
  This function handles SA S3 resume task

  @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
**/
{
  SA_DATA_HOB                 *SaDataHob;
  CPU_STEPPING                CpuSteppingId;
  CPU_FAMILY                  CpuFamilyId;

  CpuSteppingId = GetCpuStepping();
  CpuFamilyId   = GetCpuFamily();
  ///
  /// Get SaPegDataHob HOB
  ///
  SaDataHob = NULL;
  SaDataHob = (SA_DATA_HOB *)GetFirstGuidHob (&gSaDataHobGuid);
  if (SaDataHob != NULL) {
     ///
     /// If there was no DXE mode supported, always enable SMM mode
     ///
#if SA_PCIE_ASPM_IN_DXE == 0
    SaDataHob->InitPcieAspmAfterOprom = 1;
#endif
     ///
     /// If there was no SMM mode supported, always enable DXE mode
     ///
#if SA_PCIE_ASPM_IN_SMM == 0
    SaDataHob->InitPcieAspmAfterOprom = 0;
#endif

    if ((SaDataHob->SaIotrapSmiAddress != 0) && (SaDataHob->InitPcieAspmAfterOprom == 1)) {
#if SA_PCIE_ASPM_IN_SMM == 1
      ///
      /// Always generate SA IO TRAP SMI when supported
      /// The SMI handler will directly return if not PCIe ASPM init after Oprom was enabled
      ///
      DEBUG ((EFI_D_INFO, "Generate SA IOTRAP SMI port=%X\n", SaDataHob->SaIotrapSmiAddress));
      IoWrite8 (SaDataHob->SaIotrapSmiAddress, 0);
#endif
    }
  }
#if SA_PCIE_ASPM_IN_DXE == 1
  if ((SaDataHob == NULL) || (SaDataHob->InitPcieAspmAfterOprom == 0)) {
    ///
    /// When SaDataHob not preset/corrupted or InitPcieAspmAfterOprom set to 0,
    /// try to do DXE mode S3 resume task.
    ///
    ///
    /// Lock processor/chipset BAR registers
    /// Other save/restore were done by S3 Save script table
    ///
    if (!(((CpuFamilyId == EnumCpuHsw)    && (CpuSteppingId <= EnumHswB0)   ) ||
          ((CpuFamilyId == EnumCpuHswUlt) && (CpuSteppingId <= EnumHswUltB0)) ||
          ((CpuFamilyId == EnumCpuCrw)    && (CpuSteppingId <= EnumCrwB0)   ) )) {
      AsmMsrOr64 (0x2e7, 1);
    }
  }
#endif
  return EFI_SUCCESS;
}

#ifdef RAPID_START_FLAG
static
EFI_STATUS
SaCheckRapidStartMode (
  IN      EFI_PEI_SERVICES          **PeiServices,
  IN      EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
  IN      VOID                      *Ppi
  )
/**
  This function will check Rapid Start mode and install SaS3Resume callback notify if it was Rapid Start Resume

  @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
**/
{
  RAPID_START_PPI     *RapidStartPpi;
  EFI_STATUS          Status;

  ///
  /// When Rapid Start implemented and in the Rapid Start Resume transition, this SA S3 resume Notify should happen early than Rapid Start End-Of-Pei callback
  /// This is because Rapid Start End-Of-Pei callback will generate ACPI_ENABLE SMI which should be after SA S3 resume completed.
  ///
  Status = PeiServicesLocatePpi (&gRapidStartPpiGuid, 0, NULL, &RapidStartPpi);
  ASSERT_EFI_ERROR (Status);
  if (RapidStartPpi->GetMode (RapidStartPpi) == RapidStartExit) {
    DEBUG ((EFI_D_INFO, "[SA] Install Notify callback for Rapid Start Resume\n"));
    Status = PeiServicesNotifyPpi (&mSaS3ResumeNotifyDesc);
    ASSERT_EFI_ERROR (Status);
  }
  return EFI_SUCCESS;
}
#endif

EFI_STATUS
EFIAPI
SaInitPeiEntryPoint (
  IN EFI_FFS_FILE_HEADER       *FfsHeader,
  IN EFI_PEI_SERVICES          **PeiServices
  )
/**
  SA PEI Initialization.

  @param[in] FfsHeader    - Pointer to Firmware File System file header.
  @param[in] PeiServices  - General purpose services available to every PEIM.

  @retval EFI_SUCCESS
**/
{
  EFI_STATUS              Status;
  SA_PLATFORM_POLICY_PPI  *SaPlatformPolicyPpi;
  EFI_BOOT_MODE           BootMode;
#ifdef RAPID_START_FLAG
  RAPID_START_PPI         *RapidStartPpi;
#endif
#if defined(DMI_FLAG) || defined(PEG_FLAG)
  CPU_FAMILY              CpuFamilyId;

  CpuFamilyId = GetCpuFamily();
#endif // DMI_FLAG || PEG_FLAG

  ///
  /// Get platform policy settings through the SaPlatformPolicy PPI
  ///
  Status = (**PeiServices).LocatePpi (
                            PeiServices,
                            &gSaPlatformPolicyPpiGuid,
                            0,
                            NULL,
                            (VOID **) &SaPlatformPolicyPpi
                            );
  ASSERT_EFI_ERROR (Status);

  ///
  /// Dump SA Platform Policy
  ///
  SaPeiPolicyDump (SaPlatformPolicyPpi);

  ///
  /// Program SA Bar Registers
  ///
  DEBUG ((EFI_D_INFO, "Programming SA Bars\n"));
  ProgramSaBars (SaPlatformPolicyPpi);

  ///
  /// Install SA HOBs
  ///
  InstallSaHob (PeiServices, SaPlatformPolicyPpi);

  ///
  /// Report SA PCIe code version
  ///
  DEBUG ((EFI_D_INFO, "Reporting SA PCIe code version\n"));
  ReportPcieVersion (SaPlatformPolicyPpi);

#ifdef DMI_FLAG
  if ((CpuFamilyId == EnumCpuHsw) || (CpuFamilyId == EnumCpuCrw)) {
    ///
    /// Initialize DMI
    ///
    DEBUG ((EFI_D_INFO, "Initializing DMI\n"));
    DmiInit (PeiServices, SaPlatformPolicyPpi);
  }
#endif // DMI_FLAG

#ifdef SG_SUPPORT
  ///
  /// Initialize SwitchableGraphics
  ///
  DEBUG ((EFI_D_INFO, "Initializing SwitchableGraphics\n"));
  SwitchableGraphicsInit (PeiServices, SaPlatformPolicyPpi);
#endif

#ifdef PEG_FLAG
  if ((CpuFamilyId == EnumCpuHsw) || (CpuFamilyId == EnumCpuCrw)) {
    ///
    /// Initialize SA PCIe
    ///
    DEBUG ((EFI_D_INFO, "Initializing SA PCIe\n"));
    PciExpressInit (PeiServices, SaPlatformPolicyPpi);
  }
#endif // PEG_FLAG

  ///
  /// Initialize Graphics (IGD/External)
  ///
  DEBUG ((EFI_D_INFO, "Initializing Graphics\n"));
  GraphicsInit (PeiServices, SaPlatformPolicyPpi);

  ///
  /// Initialize Overclocking
  ///
  DEBUG ((EFI_D_INFO, "Initializing System Agent Overclocking\n"));
  SaOcInit(PeiServices, SaPlatformPolicyPpi);

  ///
  /// Initialize DMI Tc/Vc mapping setting
  ///
  DEBUG ((EFI_D_INFO, "Initializing DMI Tc/Vc mapping\n"));
  SaDmiTcVcInit (PeiServices, SaPlatformPolicyPpi);

  ///
  /// Early BIOS POST Programming
  ///
  DEBUG ((EFI_D_INFO, "Early BIOS POST Programming\n"));
  EarlyBiosPostProgramming(SaPlatformPolicyPpi);

  ///
  /// Install Notify
  ///
  Status = PeiServicesNotifyPpi (&mSaResetCompleteNotifyDesc);
  ASSERT_EFI_ERROR (Status);

  ///
  /// Install SA S3 resume Notify only when booting from S3 resume
  ///
  Status = PeiServicesGetBootMode (&BootMode);
  DEBUG ((EFI_D_INFO, "[SA] BootMode = %X\n", BootMode));
  if ((Status == EFI_SUCCESS) && (BootMode == BOOT_ON_S3_RESUME)) {
    DEBUG ((EFI_D_INFO, "[SA] Install SA S3 Notify callback\n"));
    Status = PeiServicesNotifyPpi (&mSaS3ResumeNotifyDesc);
    ASSERT_EFI_ERROR (Status);
  }
#ifdef RAPID_START_FLAG
  else {
    ///
    /// When Rapid Start implemented and in the Rapid Start Resume transition, this SA S3 resume Notify should happen early than Rapid Start End-Of-Pei callback
    /// This is because Rapid Start End-Of-Pei callback will generate ACPI_ENABLE SMI which should be after SA S3 resume completed.
    ///
    Status = PeiServicesLocatePpi (&gRapidStartPpiGuid, 0, NULL, &RapidStartPpi);
    if (Status == EFI_SUCCESS) {
      DEBUG ((EFI_D_INFO, "[SA] Check Rapid Start transition mode\n"));
      if (RapidStartPpi->GetMode (RapidStartPpi) == RapidStartExit) {
        DEBUG ((EFI_D_INFO, "[SA] Install Notify callback for Rapid Start Resume\n"));
        Status = PeiServicesNotifyPpi (&mSaS3ResumeNotifyDesc);
        ASSERT_EFI_ERROR (Status);
      }
    } else {
      DEBUG ((EFI_D_INFO, "[SA] Postpone Rapid Start mode checking after RapidStartPpi installed\n"));
      Status = PeiServicesNotifyPpi (&mSaOnRapidStartPpiNotifyDesc);
    }
  }
#endif

  ///
  /// Install Ppi with SaInitPeim complete
  ///
  Status = (**PeiServices).InstallPpi (PeiServices, mSaPeiInitPpi);
  ASSERT_EFI_ERROR (Status);

  return EFI_SUCCESS;
}

STATIC
EFI_STATUS
SaResetComplete (
  IN      EFI_PEI_SERVICES          **PeiServices,
  IN      EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc,
  IN      VOID                      *Ppi
  )
/**
  BIOS_RESET_CPL bit is set for processor to activate the power and thermal management
  features on the platform.

  @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_SUCCESS
**/
{
  EFI_STATUS              Status;
  UINT64                  MchBar;
  UINT32                  Data32And;
  UINT32                  Data32Or;
  SA_PLATFORM_POLICY_PPI  *SaPlatformPolicyPpi;

  MchBar = McD0PciCfg64 (R_SA_MCHBAR) &~BIT0;

  ///
  /// Get platform policy settings through the SaPlatformPolicy PPI
  ///
  Status = PeiServicesLocatePpi (&gSaPlatformPolicyPpiGuid, 0, NULL, (VOID **) &SaPlatformPolicyPpi);
  ASSERT_EFI_ERROR (Status);

  ///
  /// Set MCHBAR Offset 5F00h [10:9] = 11b
  ///
  Data32And = (UINT32)~(BIT10 | BIT9);
  Data32Or  = 0x3 << 9;
  Mmio32AndThenOr (MchBar, R_SA_MCHBAR_SAPMCTL_OFFSET, Data32And, Data32Or);

  ///
  /// Set BIOS_RESET_CPL
  ///
  DEBUG ((EFI_D_INFO, "Set BIOS_RESET_CPL to indicate all configurations complete\n"));
  Mmio8Or ((UINTN) MchBar, R_SA_MCHBAR_BIOS_RESET_CPL_OFFSET, BIT0 | BIT1);

  return EFI_SUCCESS;
}

VOID
ProgramSaBars (
  IN    SA_PLATFORM_POLICY_PPI   *SaPlatformPolicyPpi
  )
/**
  Programs SA Bars

  @param[in] SaPlatformPolicyPpi - Instance of SA_PLATFORM_POLICY_PPI
**/
{
  CPU_FAMILY  CpuFamilyId;

  CpuFamilyId = GetCpuFamily();

  ///
  /// Program SA MchBar, DmiBar and EpBar
  ///
  McD0PciCfg64 (R_SA_MCHBAR)   = (UINT64) (SaPlatformPolicyPpi->PlatformData->MchBar        | BIT0);
  McD0PciCfg64 (R_SA_DMIBAR)   = (UINT64) (SaPlatformPolicyPpi->PlatformData->DmiBar        | BIT0);
  McD0PciCfg64 (R_SA_PXPEPBAR) = (UINT64) (SaPlatformPolicyPpi->PlatformData->EpBar         | BIT0);

  ///
  /// Program SA GdxcBar
  ///
  Mmio64 ((UINTN) (SaPlatformPolicyPpi->PlatformData->MchBar), R_SA_MCHBAR_GDXCBAR_OFFSET) = (UINT64)
    (SaPlatformPolicyPpi->PlatformData->GdxcBar | BIT0);

  if (CpuFamilyId == EnumCpuCrw) {
    ///
    /// Program SA EdramBar
    ///
    Mmio64 ((UINTN) (SaPlatformPolicyPpi->PlatformData->MchBar), R_SA_MCHBAR_EDRAMBAR_OFFSET) = (UINT64)
      (SaPlatformPolicyPpi->PlatformData->EdramBar | BIT0);
  }
}

VOID
EarlyBiosPostProgramming (
  IN    SA_PLATFORM_POLICY_PPI   *SaPlatformPolicyPpi
  )
/**
  Do Early BIOS POST Programming

  @param[in] SaPlatformPolicyPpi - Instance of SA_PLATFORM_POLICY_PPI
**/
{
  /// SA BS 11.1 Early BIOS POST Programming
  /// 1.  Enable System Agent Clock Gating by setting the MCHBAR offset 5F00h [0] = '1b'.
  MmioOr32 ((UINTN) (SaPlatformPolicyPpi->PlatformData->MchBar + 0x5F00), BIT0);
}

EFI_STATUS
InstallSaHob (
  IN EFI_PEI_SERVICES          **PeiServices,
  IN SA_PLATFORM_POLICY_PPI    *SaPlatformPolicyPpi
  )
/**
  Init and Install SA Hob

  @param[in] PeiServices  - General purpose services available to every PEIM.
  @param[in] SaPlatformPolicyPpi  - SaPlatformPolicyPpi to access the GtConfig related information

  @retval EFI_SUCCESS
**/
{
  EFI_STATUS                  Status;
  SA_DATA_HOB                 *SaDataHob;
  PEI_CPU_PLATFORM_POLICY_PPI *CpuPlatformPolicy;

  ///
  /// Create HOB for SA Data
  ///
  Status = (**PeiServices).CreateHob (
                             PeiServices,
                             EFI_HOB_TYPE_GUID_EXTENSION,
                             sizeof (SA_DATA_HOB),
                             (VOID **) &SaDataHob
                             );
  ASSERT_EFI_ERROR (Status);

  ///
  /// Initialize default HOB data
  ///
  SaDataHob->EfiHobGuidType.Name = gSaDataHobGuid;
  ZeroMem (&(SaDataHob->DprDirectory[EnumDprDirectoryTxt]), sizeof (DPR_DIRECTORY_ENTRY));
  ZeroMem (&(SaDataHob->DprDirectory[EnumDprDirectoryPfat]), sizeof (DPR_DIRECTORY_ENTRY));
  ZeroMem (&(SaDataHob->PegData), sizeof (SA_PEG_DATA));
  SaDataHob->PegDataValid             = FALSE;
  SaDataHob->PegPlatformResetRequired = FALSE;
  if (SaPlatformPolicyPpi->Revision >= SA_PLATFORM_POLICY_PPI_REVISION_2) {
    SaDataHob->SaIotrapSmiAddress = SaPlatformPolicyPpi->PcieConfig->SaIotrapSmiAddress;
    SaDataHob->InitPcieAspmAfterOprom = SaPlatformPolicyPpi->PcieConfig->InitPcieAspmAfterOprom;
  } else {
    SaDataHob->SaIotrapSmiAddress = 0;
    SaDataHob->InitPcieAspmAfterOprom = 0;
  }

  ///
  /// Get platform policy settings through the SaPlatformPolicy PPI
  ///
  Status = (**PeiServices).LocatePpi (
                            PeiServices,
                            &gPeiCpuPlatformPolicyPpiGuid,
                            0,
                            NULL,
                            (VOID **) &CpuPlatformPolicy
                            );
  ASSERT_EFI_ERROR (Status);

  ///
  /// TXT DPR Directory Entry
  ///
#if defined(TXT_SUPPORT_FLAG) && (TXT_SUPPORT_FLAG == 1)
  SaDataHob->DprDirectory[EnumDprDirectoryTxt].Type = DPR_DIRECTORY_TYPE_TXT;
  if (CpuPlatformPolicy->CpuConfig->Txt) {
    SaDataHob->DprDirectory[EnumDprDirectoryTxt].Size = (UINT8) RShiftU64 (CpuPlatformPolicy->SecurityConfig->TxtConfig->TxtDprMemorySize, 20);
  }
#endif

  ///
  /// PFAT Directory Entry
  ///
  SaDataHob->DprDirectory[EnumDprDirectoryPfat].Type = DPR_DIRECTORY_TYPE_PFAT;
  if (CpuPlatformPolicy->CpuConfig->Pfat) {
    SaDataHob->DprDirectory[EnumDprDirectoryPfat].Size = CpuPlatformPolicy->SecurityConfig->PfatConfig->PfatMemSize;
  }

  DEBUG ((EFI_D_INFO, "SA Data HOB installed\n"));

  return EFI_SUCCESS;
}

EFI_STATUS
ReportPcieVersion (
  IN    SA_PLATFORM_POLICY_PPI   *SaPlatformPolicyPpi
  )
/**
  Report the SA PCIe initialization code version.

  @param[in] SaPlatformPolicyPpi - Instance of SA_PLATFORM_POLICY_PPI

  @retval EFI_SUCCESS
**/
{
  UINT32            Version;
  CPU_FAMILY        CpuFamilyId;
  CPU_STEPPING      CpuSteppingId;
  const CodeVersion SaPcieCodeVersion = {
#include "SaPcieVersion.h"
  };

  DEBUG ((EFI_D_INFO, "***************** System Agent PCIe code version *****************\n"));
  DEBUG ((EFI_D_INFO, "** Major version number is: %3d                                 **\n", SaPcieCodeVersion.Major));
  DEBUG ((EFI_D_INFO, "** Minor version number is: %3d                                 **\n", SaPcieCodeVersion.Minor));
  DEBUG ((EFI_D_INFO, "** Rev version number is:   %3d                                 **\n", SaPcieCodeVersion.Rev));
  DEBUG ((EFI_D_INFO, "** Build number is:         %3d                                 **\n", SaPcieCodeVersion.Build));
  DEBUG ((EFI_D_INFO, "******************************************************************\n"));

  Version = (((UINT32) SaPcieCodeVersion.Major) << 24) | (((UINT32) SaPcieCodeVersion.Minor) << 16) | (((UINT32) SaPcieCodeVersion.Rev) << 8) | (((UINT32) SaPcieCodeVersion.Build));

  CpuFamilyId   = GetCpuFamily();
  CpuSteppingId = GetCpuStepping();

  ///
  /// Store SA Reference Code version and SA PCIe code version in scrachpad registers
  ///
  if ((CpuFamilyId == EnumCpuHsw) && (CpuSteppingId == EnumHswA0)) {
    Mmio32 ((UINTN) (SaPlatformPolicyPpi->PlatformData->MchBar), R_SA_MCHBAR_PCIE_CODE_VERSION_OFFSET_HSW) = Version;
  } else {
    Mmio32 ((UINTN) (SaPlatformPolicyPpi->PlatformData->DmiBar), R_SA_DMIBAR_SCRATCHPAD0_OFFSET) = SaPlatformPolicyPpi->Revision;
    Mmio32 ((UINTN) (SaPlatformPolicyPpi->PlatformData->DmiBar), R_SA_DMIBAR_SCRATCHPAD1_OFFSET) = Version;
  }
  return EFI_SUCCESS;
}

VOID
SaPeiPolicyDump (
  IN    SA_PLATFORM_POLICY_PPI   *SaPlatformPolicyPpi
  )
/**
  This function prints the PEI phase platform policy.

  @param[in] SaPlatformPolicyPpi - Instance of SA_PLATFORM_POLICY_PPI
**/
{
#ifdef EFI_DEBUG
  INTN   i;

  DEBUG ((EFI_D_INFO, "\n------------------------ SA Platform Policy (PEI) dump BEGIN -----------------\n"));
  DEBUG ((EFI_D_INFO, "Revision : %x\n", SaPlatformPolicyPpi->Revision));

  DEBUG ((EFI_D_INFO, "------------------------ SA_PLATFORM_DATA -----------------\n"));

  DEBUG ((EFI_D_INFO, " SpdAddressTable[%d] :", SA_MC_MAX_SOCKETS));
  for (i = 0; i < SA_MC_MAX_SOCKETS; i++) {
    DEBUG ((EFI_D_INFO, " %x", SaPlatformPolicyPpi->PlatformData->SpdAddressTable[i]));
  }
  DEBUG ((EFI_D_INFO, "\n"));

  DEBUG ((EFI_D_INFO, " MchBar : %x\n", SaPlatformPolicyPpi->PlatformData->MchBar));
  DEBUG ((EFI_D_INFO, " DmiBar : %x\n", SaPlatformPolicyPpi->PlatformData->DmiBar));
  DEBUG ((EFI_D_INFO, " EpBar : %x\n", SaPlatformPolicyPpi->PlatformData->EpBar));
  DEBUG ((EFI_D_INFO, " PciExpressBar : %x\n", SaPlatformPolicyPpi->PlatformData->PciExpressBar));
  DEBUG ((EFI_D_INFO, " SmbusBar : %x\n", SaPlatformPolicyPpi->PlatformData->SmbusBar));
  DEBUG ((EFI_D_INFO, " GdxcBar : %x\n", SaPlatformPolicyPpi->PlatformData->GdxcBar));
  DEBUG ((EFI_D_INFO, " TsegSize : %x\n", SaPlatformPolicyPpi->PlatformData->TsegSize));
  DEBUG ((EFI_D_INFO, " UserBd : %x\n", SaPlatformPolicyPpi->PlatformData->UserBd));
  DEBUG ((EFI_D_INFO, " FastBoot : %x\n", SaPlatformPolicyPpi->PlatformData->FastBoot));
  DEBUG ((EFI_D_INFO, " EdramBar : %x\n", SaPlatformPolicyPpi->PlatformData->EdramBar));

  DEBUG ((EFI_D_INFO, "------------------------ GT_CONFIGURATION -----------------\n"));
  DEBUG ((EFI_D_INFO, " MmioSize : %x MB\n", SaPlatformPolicyPpi->GtConfig->MmioSize));
  DEBUG ((EFI_D_INFO, " GttSize : %x MB\n", SaPlatformPolicyPpi->GtConfig->GttSize));
  DEBUG ((EFI_D_INFO, " IgdDvmt50PreAlloc : %x\n", SaPlatformPolicyPpi->GtConfig->IgdDvmt50PreAlloc));
  DEBUG ((EFI_D_INFO, " InternalGraphics : %x\n", SaPlatformPolicyPpi->GtConfig->InternalGraphics));
  DEBUG ((EFI_D_INFO, " PrimaryDisplay : %x\n", SaPlatformPolicyPpi->GtConfig->PrimaryDisplay));
  DEBUG ((EFI_D_INFO, " ApertureSize : %x\n", SaPlatformPolicyPpi->GtConfig->ApertureSize));
  DEBUG ((EFI_D_INFO, " GttMmAdr : %x\n", SaPlatformPolicyPpi->GtConfig->GttMmAdr));

  DEBUG ((EFI_D_INFO, "------------------------ PCIE_CONFIGURATION -----------------\n"));
  DEBUG ((EFI_D_INFO, " DmiVc1 : %x\n", SaPlatformPolicyPpi->PcieConfig->DmiVc1));
  DEBUG ((EFI_D_INFO, " DmiVcp : %x\n", SaPlatformPolicyPpi->PcieConfig->DmiVcp));
  DEBUG ((EFI_D_INFO, " DmiVcm : %x\n", SaPlatformPolicyPpi->PcieConfig->DmiVcm));
  DEBUG ((EFI_D_INFO, " DmiGen2 : %x\n", SaPlatformPolicyPpi->PcieConfig->DmiGen2));
  DEBUG ((EFI_D_INFO, " AlwaysEnablePeg : %x\n", SaPlatformPolicyPpi->PcieConfig->AlwaysEnablePeg));

  DEBUG ((EFI_D_INFO, " PegGenx[%d] :", SA_PEG_MAX_FUN));
  for (i = 0; i < SA_PEG_MAX_FUN; i++) {
    DEBUG ((EFI_D_INFO, " %x", SaPlatformPolicyPpi->PcieConfig->PegGenx[i]));
  }
  DEBUG ((EFI_D_INFO, "\n"));

  DEBUG ((EFI_D_INFO, " PegGen3Equalization : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3Equalization));

  DEBUG ((EFI_D_INFO, " Gen3RootPortPreset[%d] :", SA_PEG_MAX_LANE));
  for (i = 0; i < SA_PEG_MAX_LANE; i++) {
    DEBUG ((EFI_D_INFO, " %x", SaPlatformPolicyPpi->PcieConfig->Gen3RootPortPreset[i]));
  }
  DEBUG ((EFI_D_INFO, "\n"));

  DEBUG ((EFI_D_INFO, " Gen3EndPointPreset[%d] :", SA_PEG_MAX_LANE));
  for (i = 0; i < SA_PEG_MAX_LANE; i++) {
    DEBUG ((EFI_D_INFO, " %x", SaPlatformPolicyPpi->PcieConfig->Gen3EndPointPreset[i]));
  }
  DEBUG ((EFI_D_INFO, "\n"));

  DEBUG ((EFI_D_INFO, " Gen3EndPointHint[%d] :", SA_PEG_MAX_LANE));
  for (i = 0; i < SA_PEG_MAX_LANE; i++) {
    DEBUG ((EFI_D_INFO, " %x", SaPlatformPolicyPpi->PcieConfig->Gen3EndPointHint[i]));
  }
  DEBUG ((EFI_D_INFO, "\n"));

  DEBUG ((EFI_D_INFO, " PegSamplerCalibrate : %x\n", SaPlatformPolicyPpi->PcieConfig->PegSamplerCalibrate));
  DEBUG ((EFI_D_INFO, " PegGen3EqualizationPhase2 : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3EqualizationPhase2));
  DEBUG ((EFI_D_INFO, " PegGen3PresetSearch : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearch));
  DEBUG ((EFI_D_INFO, " PegGen3PresetSearchDwellTime : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchDwellTime));
  DEBUG ((EFI_D_INFO, " PegGen3PresetSearchMarginSteps : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchMarginSteps));
  DEBUG ((EFI_D_INFO, " PegGen3PresetSearchStartMargin : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchStartMargin));
  DEBUG ((EFI_D_INFO, " PegSwingControl : %x\n", SaPlatformPolicyPpi->PcieConfig->PegSwingControl));
  if (SaPlatformPolicyPpi->Revision >= SA_PLATFORM_POLICY_PPI_REVISION_2) {
    DEBUG ((EFI_D_INFO, " PegGen3PresetSearchVoltageMarginSteps : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchVoltageMarginSteps));
    DEBUG ((EFI_D_INFO, " PegGen3PresetSearchVoltageStartMargin : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchVoltageStartMargin));
    DEBUG ((EFI_D_INFO, " PegGen3PresetSearchFavorTiming : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchFavorTiming));
    DEBUG ((EFI_D_INFO, " PegDataPtr : %p\n", SaPlatformPolicyPpi->PcieConfig->PegDataPtr));
    DEBUG ((EFI_D_INFO, " PegGen3ForcePresetSearch : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3ForcePresetSearch));
    DEBUG ((EFI_D_INFO, " InitPcieAspmAfterOprom : %x\n", SaPlatformPolicyPpi->PcieConfig->InitPcieAspmAfterOprom));
    DEBUG ((EFI_D_INFO, " SaIotrapSmiAddress : %x\n", SaPlatformPolicyPpi->PcieConfig->SaIotrapSmiAddress));
  }
  if (SaPlatformPolicyPpi->Revision >= SA_PLATFORM_POLICY_PPI_REVISION_3) {
    DEBUG ((EFI_D_INFO, " PegGpioData : %p\n", SaPlatformPolicyPpi->PcieConfig->PegGpioData));
    if (SaPlatformPolicyPpi->PcieConfig->PegGpioData != NULL) {
      DEBUG ((EFI_D_INFO, " PegGpioData->GpioSupport : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGpioData->GpioSupport));
      if (SaPlatformPolicyPpi->PcieConfig->PegGpioData->SaPegReset != NULL) {
        DEBUG ((EFI_D_INFO, " PegGpioData->SaPegReset->Value : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGpioData->SaPegReset->Value));
        DEBUG ((EFI_D_INFO, " PegGpioData->SaPegReset->Active : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGpioData->SaPegReset->Active));
      }
    }
    DEBUG ((EFI_D_INFO, " PegGen3PresetSearchErrorTarget : %x\n", SaPlatformPolicyPpi->PcieConfig->PegGen3PresetSearchErrorTarget));
    DEBUG ((EFI_D_INFO, " RxCEMLoopback : %x\n", SaPlatformPolicyPpi->PcieConfig->RxCEMLoopback));
    DEBUG ((EFI_D_INFO, " RxCEMLoopbackLane : %x\n", SaPlatformPolicyPpi->PcieConfig->RxCEMLoopbackLane));

    DEBUG ((EFI_D_INFO, " Gen3RxCtleP[%d] :", SA_PEG_MAX_BUNDLE));
    for (i = 0; i < SA_PEG_MAX_BUNDLE; i++) {
      DEBUG ((EFI_D_INFO, " %x", SaPlatformPolicyPpi->PcieConfig->Gen3RxCtleP[i]));
     }
    DEBUG ((EFI_D_INFO, "\n"));
  }

  DEBUG ((EFI_D_INFO, "------------------------ OVERCLOCKING_CONFIGURATION -----------------\n"));
  DEBUG ((EFI_D_INFO, " GtVoltageOffset : %x\n", SaPlatformPolicyPpi->OcConfig->GtVoltageOffset));
  DEBUG ((EFI_D_INFO, " GtVoltageOverride : %x\n", SaPlatformPolicyPpi->OcConfig->GtVoltageOverride));
  DEBUG ((EFI_D_INFO, " GtExtraTurboVoltage : %x\n", SaPlatformPolicyPpi->OcConfig->GtExtraTurboVoltage));
  DEBUG ((EFI_D_INFO, " GtMaxOcTurboRatio : %x\n", SaPlatformPolicyPpi->OcConfig->GtMaxOcTurboRatio));
  DEBUG ((EFI_D_INFO, " SaVoltageOffset : %x\n", SaPlatformPolicyPpi->OcConfig->SaVoltageOffset));
  DEBUG ((EFI_D_INFO, " GtVoltageMode : %x\n", SaPlatformPolicyPpi->OcConfig->GtVoltageMode));
  DEBUG ((EFI_D_INFO, " OcSupport : %x\n", SaPlatformPolicyPpi->OcConfig->OcSupport));
  DEBUG ((EFI_D_INFO, " IoaVoltageOffset : %x\n", SaPlatformPolicyPpi->OcConfig->IoaVoltageOffset));
  DEBUG ((EFI_D_INFO, " IodVoltageOffset : %x\n", SaPlatformPolicyPpi->OcConfig->IodVoltageOffset));

  DEBUG ((EFI_D_INFO, "------------------------ Misc -----------------\n"));
  DEBUG ((EFI_D_INFO, " S3DataPtr : %x\n", SaPlatformPolicyPpi->S3DataPtr));

  if (SaPlatformPolicyPpi->Revision >= SA_PLATFORM_POLICY_PPI_REVISION_3) {
    DEBUG ((EFI_D_INFO, "------------------------ SG_GPIO_DATA -----------------\n"));
    DEBUG ((EFI_D_INFO, " SgGpioData : %x\n", SaPlatformPolicyPpi->SgGpioData));
    if (SaPlatformPolicyPpi->SgGpioData != NULL) {
      DEBUG ((EFI_D_INFO, " SgGpioData->GpioSupport : %x\n", SaPlatformPolicyPpi->SgGpioData->GpioSupport));
    }
  }

  DEBUG ((EFI_D_INFO, "\n------------------------ SA Platform Policy (PEI) dump END -----------------\n"));
#endif
  return;
}