REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3916
Provide FSP 2.4 MultiPhase wrapper support library.
Cc: Nate DeSimone <nathaniel.l.desim...@intel.com>
Cc: Star Zeng <star.z...@intel.com>
Signed-off-by: Chasel Chiu <chasel.c...@intel.com>
---
IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/FspWrapperPlatformMultiPhaseLibSample.c
| 49 +++++++++++++++++++++++++++++++++++++++++++++++++
IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/PeiFspWrapperMultiPhaseProcessLib.c
| 355
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
IntelFsp2WrapperPkg/Include/Library/FspWrapperMultiPhaseProcessLib.h
| 62
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
| 10 +++++++++-
IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dsc
| 6 +++++-
IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/BaseFspWrapperPlatformMultiPhaseLibSample.inf
| 37 +++++++++++++++++++++++++++++++++++++
IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/FspWrapperMultiPhaseProcessLib.inf
| 48 ++++++++++++++++++++++++++++++++++++++++++++++++
7 files changed, 565 insertions(+), 2 deletions(-)
diff --git
a/IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/FspWrapperPlatformMultiPhaseLibSample.c
b/IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/FspWrapperPlatformMultiPhaseLibSample.c
new file mode 100644
index 0000000000..ef8819203d
--- /dev/null
+++
b/IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/FspWrapperPlatformMultiPhaseLibSample.c
@@ -0,0 +1,49 @@
+/** @file
+ Support FSP MultiPhase process.
+
+ Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PcdLib.h>
+
+/**
+ FSP Wrapper Platform MultiPhase Handler
+
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+ @param[in] PhaseIndex - Indicates current execution phase of FSP
MultiPhase initialization.
+
+ @retval EFI_STATUS Always return EFI_SUCCESS
+
+**/
+VOID
+EFIAPI
+FspWrapperPlatformMultiPhaseHandler (
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex,
+ IN UINT32 PhaseIndex
+ )
+{
+ /* Example platform actions as below
+ switch (ComponentIndex) {
+ case FspMultiPhaseMemInitApiIndex:
+ switch (PhaseIndex) {
+ case 1:
+ PlatformAction1 ();
+ break;
+ }
+ break;
+ case FspMultiPhaseSiInitApiIndex:
+ switch (PhaseIndex) {
+ case 1:
+ PlatformAction2 ();
+ break;
+ }
+ break;
+ }
+ */
+}
diff --git
a/IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/PeiFspWrapperMultiPhaseProcessLib.c
b/IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/PeiFspWrapperMultiPhaseProcessLib.c
new file mode 100644
index 0000000000..c29a8277df
--- /dev/null
+++
b/IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/PeiFspWrapperMultiPhaseProcessLib.c
@@ -0,0 +1,355 @@
+/** @file
+ Support FSP MultiPhase process.
+
+ Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/PcdLib.h>
+#include <Library/FspWrapperApiLib.h>
+#include <Library/FspWrapperPlatformLib.h>
+#include <FspEas.h>
+#include <FspGlobalData.h>
+#include <Ppi/ReadOnlyVariable2.h>
+#include <Ppi/Variable.h>
+#include <Library/PeiServicesLib.h>
+#include <Library/FspWrapperMultiPhaseProcessLib.h>
+
+/**
+ Execute 32-bit FSP API entry code.
+
+ @param[in] Function The 32bit code entry to be executed.
+ @param[in] Param1 The first parameter to pass to 32bit code.
+ @param[in] Param2 The second parameter to pass to 32bit code.
+
+ @return EFI_STATUS.
+**/
+EFI_STATUS
+Execute32BitCode (
+ IN UINT64 Function,
+ IN UINT64 Param1,
+ IN UINT64 Param2
+ );
+
+/**
+ Execute 64-bit FSP API entry code.
+
+ @param[in] Function The 64bit code entry to be executed.
+ @param[in] Param1 The first parameter to pass to 64bit code.
+ @param[in] Param2 The second parameter to pass to 64bit code.
+
+ @return EFI_STATUS.
+**/
+EFI_STATUS
+Execute64BitCode (
+ IN UINT64 Function,
+ IN UINT64 Param1,
+ IN UINT64 Param2
+ );
+
+/**
+ Call FspsMultiPhase API.
+
+ @param[in] FspsMultiPhaseParams - Parameters for MultiPhase API.
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+
+ @return EFI_UNSUPPORTED - the requested FspsMultiPhase API is not supported.
+ @return EFI_DEVICE_ERROR - the FSP header was not found.
+ @return EFI status returned by FspsMultiPhase API.
+**/
+EFI_STATUS
+EFIAPI
+CallFspMultiPhaseEntry (
+ IN VOID *FspMultiPhaseParams,
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex
+ )
+{
+ FSP_INFO_HEADER *FspHeader;
+ //
+ // FSP_MULTI_PHASE_INIT and FSP_MULTI_PHASE_SI_INIT API functions having
same prototype.
+ //
+ UINTN FspMultiPhaseApiEntry;
+ UINTN FspMultiPhaseApiOffset;
+ EFI_STATUS Status;
+ BOOLEAN InterruptState;
+
+ if (ComponentIndex == FspMultiPhaseMemInitApiIndex) {
+ FspHeader = (FSP_INFO_HEADER *)FspFindFspHeader (PcdGet32
(PcdFspmBaseAddress));
+ if (FspHeader == NULL) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ FspMultiPhaseApiOffset = FspHeader->FspMultiPhaseMemInitEntryOffset;
+ } else if (ComponentIndex == FspMultiPhaseSiInitApiIndex) {
+ FspHeader = (FSP_INFO_HEADER *)FspFindFspHeader (PcdGet32
(PcdFspsBaseAddress));
+ if (FspHeader == NULL) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ FspMultiPhaseApiOffset = FspHeader->FspMultiPhaseSiInitEntryOffset;
+ }
+
+ if (FspMultiPhaseApiOffset == 0) {
+ return EFI_UNSUPPORTED;
+ }
+
+ FspMultiPhaseApiEntry = FspHeader->ImageBase + FspMultiPhaseApiOffset;
+ InterruptState = SaveAndDisableInterrupts ();
+ if ((FspHeader->ImageAttribute & BIT2) == 0) {
+ // BIT2: IMAGE_ATTRIBUTE_64BIT_MODE_SUPPORT
+ Status = Execute32BitCode ((UINTN)FspMultiPhaseApiEntry,
(UINTN)FspMultiPhaseParams, (UINTN)NULL);
+ } else {
+ Status = Execute64BitCode ((UINTN)FspMultiPhaseApiEntry,
(UINTN)FspMultiPhaseParams, (UINTN)NULL);
+ }
+
+ SetInterruptState (InterruptState);
+
+ DEBUG ((DEBUG_ERROR, "CallFspMultiPhaseEntry return Status %r \n", Status));
+
+ return Status;
+}
+
+/**
+ FSP Wrapper Variable Request Handler
+
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+
+ @retval EFI_UNSUPPORTED FSP Wrapper cannot support the specific variable
request
+ @retval EFI_STATUS Return FSP returned status
+
+**/
+EFI_STATUS
+EFIAPI
+FspWrapperVariableRequestHandler (
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex
+ )
+{
+ EFI_STATUS Status;
+ FSP_MULTI_PHASE_PARAMS FspMultiPhaseParams;
+ FSP_MULTI_PHASE_VARIABLE_REQUEST_INFO_PARAMS *FspVariableRequestParams;
+ EFI_PEI_READ_ONLY_VARIABLE2_PPI *ReadOnlyVariablePpi;
+ EDKII_PEI_VARIABLE_PPI *VariablePpi;
+ BOOLEAN WriteVariableSupport;
+ FSP_MULTI_PHASE_COMPLETE_VARIABLE_REQUEST_PARAMS
CompleteVariableRequestParams;
+
+ WriteVariableSupport = TRUE;
+ Status = PeiServicesLocatePpi (
+ &gEdkiiPeiVariablePpiGuid,
+ 0,
+ NULL,
+ (VOID **)&VariablePpi
+ );
+ if (EFI_ERROR (Status)) {
+ WriteVariableSupport = FALSE;
+ Status = PeiServicesLocatePpi (
+ &gEfiPeiReadOnlyVariable2PpiGuid,
+ 0,
+ NULL,
+ (VOID **)&ReadOnlyVariablePpi
+ );
+ ASSERT_EFI_ERROR (Status);
+ if (EFI_ERROR (Status)) {
+ return EFI_UNSUPPORTED;
+ }
+ }
+
+ Status = FSP_STATUS_VARIABLE_REQUEST;
+ while (Status == FSP_STATUS_VARIABLE_REQUEST) {
+ //
+ // Get the variable request information from FSP.
+ //
+ FspMultiPhaseParams.MultiPhaseAction =
EnumMultiPhaseGetVariableRequestInfo;
+ FspMultiPhaseParams.PhaseIndex = 0;
+ Status = CallFspMultiPhaseEntry
(&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+ ASSERT_EFI_ERROR (Status);
+ //
+ // FSP should output this pointer for variable request information.
+ //
+ FspVariableRequestParams = (FSP_MULTI_PHASE_VARIABLE_REQUEST_INFO_PARAMS
*)FspMultiPhaseParams.MultiPhaseParamPtr;
+ switch (FspVariableRequestParams->VariableRequest) {
+ case EnumFspVariableRequestGetVariable:
+ if (WriteVariableSupport) {
+ Status = VariablePpi->GetVariable (
+ VariablePpi,
+ FspVariableRequestParams->VariableName,
+ FspVariableRequestParams->VariableGuid,
+ FspVariableRequestParams->Attributes,
+ (UINTN *)FspVariableRequestParams->DataSize,
+ FspVariableRequestParams->Data
+ );
+ } else {
+ Status = ReadOnlyVariablePpi->GetVariable (
+ ReadOnlyVariablePpi,
+
FspVariableRequestParams->VariableName,
+
FspVariableRequestParams->VariableGuid,
+ FspVariableRequestParams->Attributes,
+ (UINTN
*)FspVariableRequestParams->DataSize,
+ FspVariableRequestParams->Data
+ );
+ }
+
+ CompleteVariableRequestParams.VariableRequestStatus = Status;
+ FspMultiPhaseParams.MultiPhaseParamPtr = (VOID
*)&CompleteVariableRequestParams;
+ FspMultiPhaseParams.MultiPhaseAction =
EnumMultiPhaseCompleteVariableRequest;
+ Status =
CallFspMultiPhaseEntry (&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+ break;
+
+ case EnumFspVariableRequestSetVariable:
+ if (WriteVariableSupport) {
+ Status = VariablePpi->SetVariable (
+ VariablePpi,
+ FspVariableRequestParams->VariableName,
+ FspVariableRequestParams->VariableGuid,
+ *FspVariableRequestParams->Attributes,
+ (UINTN)*FspVariableRequestParams->DataSize,
+ FspVariableRequestParams->Data
+ );
+ } else {
+ Status = EFI_UNSUPPORTED;
+ }
+
+ CompleteVariableRequestParams.VariableRequestStatus = Status;
+ FspMultiPhaseParams.MultiPhaseParamPtr = (VOID
*)&CompleteVariableRequestParams;
+ FspMultiPhaseParams.MultiPhaseAction =
EnumMultiPhaseCompleteVariableRequest;
+ Status =
CallFspMultiPhaseEntry (&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+ break;
+
+ case EnumFspVariableRequestGetNextVariableName:
+ if (WriteVariableSupport) {
+ Status = VariablePpi->GetNextVariableName (
+ VariablePpi,
+ (UINTN
*)FspVariableRequestParams->VariableNameSize,
+ FspVariableRequestParams->VariableName,
+ FspVariableRequestParams->VariableGuid
+ );
+ } else {
+ Status = ReadOnlyVariablePpi->NextVariableName (
+ ReadOnlyVariablePpi,
+ (UINTN
*)FspVariableRequestParams->VariableNameSize,
+
FspVariableRequestParams->VariableName,
+
FspVariableRequestParams->VariableGuid
+ );
+ }
+
+ CompleteVariableRequestParams.VariableRequestStatus = Status;
+ FspMultiPhaseParams.MultiPhaseParamPtr = (VOID
*)&CompleteVariableRequestParams;
+ FspMultiPhaseParams.MultiPhaseAction =
EnumMultiPhaseCompleteVariableRequest;
+ Status =
CallFspMultiPhaseEntry (&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+ break;
+
+ case EnumFspVariableRequestQueryVariableInfo:
+ if (WriteVariableSupport) {
+ Status = VariablePpi->QueryVariableInfo (
+ VariablePpi,
+ *FspVariableRequestParams->Attributes,
+
FspVariableRequestParams->MaximumVariableStorageSize,
+
FspVariableRequestParams->RemainingVariableStorageSize,
+ FspVariableRequestParams->MaximumVariableSize
+ );
+ } else {
+ Status = EFI_UNSUPPORTED;
+ }
+
+ CompleteVariableRequestParams.VariableRequestStatus = Status;
+ FspMultiPhaseParams.MultiPhaseParamPtr = (VOID
*)&CompleteVariableRequestParams;
+ FspMultiPhaseParams.MultiPhaseAction =
EnumMultiPhaseCompleteVariableRequest;
+ Status =
CallFspMultiPhaseEntry (&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+ break;
+
+ default:
+ DEBUG ((DEBUG_ERROR, "Unknown VariableRequest type!\n"));
+ Status = EFI_UNSUPPORTED;
+ break;
+ }
+ }
+
+ //
+ // 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, "FspMultiPhaseApi-0x%x requested reset %r\n",
ComponentIndex, Status));
+ CallFspWrapperResetSystem ((UINTN)Status);
+ }
+
+ return Status;
+}
+
+/**
+ FSP Wrapper MultiPhase Handler
+
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+
+ @retval EFI_STATUS Always return EFI_SUCCESS
+
+**/
+EFI_STATUS
+EFIAPI
+FspWrapperMultiPhaseHandler (
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex
+ )
+{
+ EFI_STATUS Status;
+ FSP_MULTI_PHASE_PARAMS FspMultiPhaseParams;
+ FSP_MULTI_PHASE_GET_NUMBER_OF_PHASES_PARAMS FspMultiPhaseGetNumber;
+ UINT32 Index;
+ UINT32 NumOfPhases;
+
+ //
+ // Query FSP for the number of phases supported.
+ //
+ FspMultiPhaseParams.MultiPhaseAction = EnumMultiPhaseGetNumberOfPhases;
+ FspMultiPhaseParams.PhaseIndex = 0;
+ FspMultiPhaseParams.MultiPhaseParamPtr = (VOID *)&FspMultiPhaseGetNumber;
+ Status = CallFspMultiPhaseEntry
(&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+ if (Status == EFI_UNSUPPORTED) {
+ //
+ // MultiPhase API was not supported
+ //
+ return Status;
+ } else {
+ ASSERT_EFI_ERROR (Status);
+ }
+
+ NumOfPhases = FspMultiPhaseGetNumber.NumberOfPhases;
+
+ for (Index = 1; Index <= NumOfPhases; Index++) {
+ DEBUG ((DEBUG_ERROR, "MultiPhase Index/NumOfPhases = %d of %d\n", Index,
NumOfPhases));
+ //
+ // Platform actions can be added in below function for each component and
phase before returning control back to FSP.
+ //
+ FspWrapperPlatformMultiPhaseHandler (FspHobListPtr, ComponentIndex, Index);
+
+ FspMultiPhaseParams.MultiPhaseAction = EnumMultiPhaseExecutePhase;
+ FspMultiPhaseParams.PhaseIndex = Index;
+ FspMultiPhaseParams.MultiPhaseParamPtr = NULL;
+ Status = CallFspMultiPhaseEntry
(&FspMultiPhaseParams, FspHobListPtr, ComponentIndex);
+
+ if (Status == FSP_STATUS_VARIABLE_REQUEST) {
+ //
+ // call to Variable request handler
+ //
+ FspWrapperVariableRequestHandler (FspHobListPtr, ComponentIndex);
+ }
+
+ //
+ // 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, "FspMultiPhaseApi-0x%x requested reset %r\n",
ComponentIndex, Status));
+ CallFspWrapperResetSystem ((UINTN)Status);
+ }
+
+ ASSERT_EFI_ERROR (Status);
+ }
+
+ return EFI_SUCCESS;
+}
diff --git
a/IntelFsp2WrapperPkg/Include/Library/FspWrapperMultiPhaseProcessLib.h
b/IntelFsp2WrapperPkg/Include/Library/FspWrapperMultiPhaseProcessLib.h
new file mode 100644
index 0000000000..65a5db233f
--- /dev/null
+++ b/IntelFsp2WrapperPkg/Include/Library/FspWrapperMultiPhaseProcessLib.h
@@ -0,0 +1,62 @@
+/** @file
+ Provide FSP wrapper MultiPhase handling functions.
+
+ Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef __FSP_WRAPPER_MULTI_PHASE_PROCESS_LIB_H__
+#define __FSP_WRAPPER_MULTI_PHASE_PROCESS_LIB_H__
+
+/**
+ FSP Wrapper Platform MultiPhase Handler
+
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+ @param[in] PhaseIndex - Indicates current execution phase of FSP
MultiPhase initialization.
+
+ @retval EFI_STATUS Always return EFI_SUCCESS
+
+**/
+VOID
+EFIAPI
+FspWrapperPlatformMultiPhaseHandler (
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex,
+ IN UINT32 PhaseIndex
+ );
+
+/**
+ FSP Wrapper Variable Request Handler
+
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+
+ @retval EFI_UNSUPPORTED FSP Wrapper cannot support the specific variable
request
+ @retval EFI_STATUS Return FSP returned status
+
+**/EFI_STATUS
+EFIAPI
+FspWrapperVariableRequestHandler (
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex
+ );
+
+/**
+ FSP Wrapper MultiPhase Handler
+
+ @param[in] FspHobListPtr - Pointer to FSP HobList (valid after FSP-M
completed)
+ @param[in] ComponentIndex - FSP Component which executing MultiPhase
initialization.
+
+ @retval EFI_STATUS Always return EFI_SUCCESS
+
+**/
+EFI_STATUS
+EFIAPI
+FspWrapperMultiPhaseHandler (
+ IN OUT VOID **FspHobListPtr,
+ IN UINT8 ComponentIndex
+ );
+
+#endif
diff --git a/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
b/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
index c43b0c2267..d96037b63b 100644
--- a/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
+++ b/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
@@ -1,7 +1,7 @@
## @file
# Provides drivers and definitions to support fsp in EDKII bios.
#
-# Copyright (c) 2014 - 2021, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2014 - 2022, Intel Corporation. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
##
@@ -28,6 +28,14 @@
## @libraryclass Provide FSP TPM measurement related function.
FspMeasurementLib|Include/Library/FspMeasurementLib.h
+
+ ## @libraryclass Provide MultiPhase handling related functions.
+
FspWrapperMultiPhaseProcessLib|Include/Library/FspWrapperMultiPhaseProcessLib.h
+
+ ## @libraryclass Provide MultiPhase platform actions related functions.
+
FspWrapperPlatformMultiPhaseLib|Include/Library/FspWrapperMultiPhaseProcessLib.h
+
+
[Guids]
#
# GUID defined in package
diff --git a/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dsc
b/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dsc
index 21e089000e..79a5c7f13d 100644
--- a/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dsc
+++ b/IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dsc
@@ -1,7 +1,7 @@
## @file
# Provides drivers and definitions to support fsp in EDKII bios.
#
-# Copyright (c) 2014 - 2021, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2014 - 2022, Intel Corporation. All rights reserved.<BR>
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
##
@@ -48,6 +48,8 @@
FspWrapperApiLib|IntelFsp2WrapperPkg/Library/BaseFspWrapperApiLib/BaseFspWrapperApiLib.inf
FspWrapperApiTestLib|IntelFsp2WrapperPkg/Library/BaseFspWrapperApiTestLibNull/BaseFspWrapperApiTestLibNull.inf
FspMeasurementLib|IntelFsp2WrapperPkg/Library/BaseFspMeasurementLib/BaseFspMeasurementLib.inf
+
FspWrapperPlatformMultiPhaseLib|IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/BaseFspWrapperPlatformMultiPhaseLibSample.inf
+
FspWrapperMultiPhaseProcessLib|IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/FspWrapperMultiPhaseProcessLib.inf
# FSP platform sample
FspWrapperPlatformLib|IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformLibSample/BaseFspWrapperPlatformLibSample.inf
@@ -91,6 +93,8 @@
IntelFsp2WrapperPkg/Library/BaseFspWrapperApiLib/BaseFspWrapperApiLib.inf
IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformLibSample/BaseFspWrapperPlatformLibSample.inf
IntelFsp2WrapperPkg/FspWrapperNotifyDxe/FspWrapperNotifyDxe.inf
+
IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/BaseFspWrapperPlatformMultiPhaseLibSample.inf
+
IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/FspWrapperMultiPhaseProcessLib.inf
[PcdsFixedAtBuild.common]
gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask|0x1f
diff --git
a/IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/BaseFspWrapperPlatformMultiPhaseLibSample.inf
b/IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/BaseFspWrapperPlatformMultiPhaseLibSample.inf
new file mode 100644
index 0000000000..607ad41a23
--- /dev/null
+++
b/IntelFsp2WrapperPkg/Library/BaseFspWrapperPlatformMultiPhaseLibSample/BaseFspWrapperPlatformMultiPhaseLibSample.inf
@@ -0,0 +1,37 @@
+## @file
+# FSP Wrapper to handle platform specific actions for
+# FSP MultiPhase (SeparatePhase) Initialization.
+#
+# Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = BaseFspWrapperPlatformMultiPhaseLibSample
+ FILE_GUID = DB63E5AA-21C6-40BB-879A-CD1762C8427B
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = FspWrapperPlatformMultiPhaseLib
+
+#
+# The following information is for reference only and not required by the
build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64
+#
+
+[Sources]
+ FspWrapperPlatformMultiPhaseLibSample.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ IntelFsp2Pkg/IntelFsp2Pkg.dec
+ IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
+
+[LibraryClasses]
+ DebugLib
+ BaseLib
+ PcdLib
+ PeiServicesLib
diff --git
a/IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/FspWrapperMultiPhaseProcessLib.inf
b/IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/FspWrapperMultiPhaseProcessLib.inf
new file mode 100644
index 0000000000..e76a7465f2
--- /dev/null
+++
b/IntelFsp2WrapperPkg/Library/FspWrapperMultiPhaseProcessLib/FspWrapperMultiPhaseProcessLib.inf
@@ -0,0 +1,48 @@
+## @file
+# FSP wrapper to handle FSP MultiPhase (SeparatePhase) Initialization.
+#
+# Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
+#
+# SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = FspWrapperMultiPhaseProcessLib
+ FILE_GUID = 11E657B7-C3D8-405B-94C5-516840E67B75
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = FspWrapperMultiPhaseProcessLib
+
+#
+# The following information is for reference only and not required by the
build tools.
+#
+# VALID_ARCHITECTURES = IA32
+#
+
+[Sources]
+ PeiFspWrapperMultiPhaseProcessLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ IntelFsp2Pkg/IntelFsp2Pkg.dec
+ IntelFsp2WrapperPkg/IntelFsp2WrapperPkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+ BaseMemoryLib
+ DebugLib
+ BaseLib
+ PcdLib
+ FspWrapperPlatformLib
+ PeiServicesLib
+ FspWrapperPlatformMultiPhaseLib
+
+[Ppis]
+ gEfiPeiReadOnlyVariable2PpiGuid
+ gEdkiiPeiVariablePpiGuid
+
+[Pcd]
+ gIntelFsp2WrapperTokenSpaceGuid.PcdFspmBaseAddress ## CONSUMES
+ gIntelFsp2WrapperTokenSpaceGuid.PcdFspsBaseAddress ## CONSUMES
--
2.35.0.windows.1
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