Small comments are added inline. With them handled, Reviewed-by: Star Zeng <star.z...@intel.com>. You do not need to send an extra patch for them specifically if no other comment will be received from other.
> -----Original Message----- > From: Chiu, Chasel > Sent: Monday, April 15, 2019 2:09 PM > To: devel@edk2.groups.io > Cc: Chiu, Chasel <chasel.c...@intel.com>; Desimone, Nathaniel L > <nathaniel.l.desim...@intel.com>; Zeng, Star <star.z...@intel.com> > Subject: [PATCH v2] IntelFsp2WrapperPkg: Perform post FSP-S process. > > From: "Chasel, Chiu" <chasel.c...@intel.com> > > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1716 > > In API mode FSP wrapper will perform some post > FSP-S process but such process was skipped in Dispatch > mode which may impact some of the boot loaders. > To align behavior between API and Dispatch, an > End-of-Pei callback is introduced to perform same process > in Dispatch mode. > > Note: If boot loader implemented its own > PostFspsHobProcess (), it has to check > PcdFspModeSelection and support each mode > properly. > > Test: Verified on internal platform and both > FSP API and Dispatch modes booted successfully. > > 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/FspsWrapperPeim/FspsWrapperPeim.c > | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++- > -- > > IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/FspWrap > perHobProcessLibSample.c | 18 +++++++++++++++--- > > IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/PeiFspWr > apperHobProcessLibSample.inf | 3 ++- > 3 files changed, 77 insertions(+), 7 deletions(-) > > diff --git a/IntelFsp2WrapperPkg/FspsWrapperPeim/FspsWrapperPeim.c > b/IntelFsp2WrapperPkg/FspsWrapperPeim/FspsWrapperPeim.c > index bb126797ae..441233dfda 100644 > --- a/IntelFsp2WrapperPkg/FspsWrapperPeim/FspsWrapperPeim.c > +++ b/IntelFsp2WrapperPkg/FspsWrapperPeim/FspsWrapperPeim.c > @@ -3,7 +3,7 @@ > register TemporaryRamDonePpi to call TempRamExit API, and register > MemoryDiscoveredPpi > notify to call FspSiliconInit API. > > - Copyright (c) 2014 - 2018, Intel Corporation. All rights reserved.<BR> > + Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR> > SPDX-License-Identifier: BSD-2-Clause-Patent > > **/ > @@ -130,7 +130,7 @@ S3EndOfPeiNotify( > @param[in] This The pointer to this instance of this PPI. > @param[out] FspHobList The pointer to Hob list produced by FSP. > > - @return EFI_SUCCESS FReturn Hob list produced by FSP successfully. > + @return EFI_SUCCESS Return Hob list produced by FSP successfully. > **/ > EFI_STATUS > EFIAPI > @@ -157,7 +157,7 @@ EFI_PEI_PPI_DESCRIPTOR > mPeiFspSiliconInitDonePpi = { > @param[in] This The pointer to this instance of this PPI. > @param[out] FspHobList The pointer to Hob list produced by FSP. > > - @return EFI_SUCCESS FReturn Hob list produced by FSP successfully. > + @return EFI_SUCCESS Return Hob list produced by FSP successfully. > **/ > EFI_STATUS > EFIAPI > @@ -179,6 +179,49 @@ FspSiliconInitDoneGetFspHobList ( > } > > /** > + This function is for FSP dispatch mode to perform post FSP-S process. > + > + @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 Status returned by PeiServicesInstallPpi () > +**/ > +EFI_STATUS > +EFIAPI > +FspsWrapperEndOfPeiNotify ( > + IN EFI_PEI_SERVICES **PeiServices, > + IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDesc, > + IN VOID *Ppi > + ) > +{ > + EFI_STATUS Status; > + > + // > + // This step may include platform specific process in some boot loaders so > + // aligning the same behavior between API and Dispatch modes. > + // Note: In Dispatch mode no FspHobList so passing NULL to function and > + // expecting function will handle it. > + // > + PostFspsHobProcess (NULL); > + > + // > + // Install FspSiliconInitDonePpi so that any other driver can consume this > info. > + // > + Status = PeiServicesInstallPpi (&mPeiFspSiliconInitDonePpi); > + ASSERT_EFI_ERROR(Status); > + > + return Status; > +} > + > +EFI_PEI_NOTIFY_DESCRIPTOR mFspsWrapperEndOfPeiNotifyDesc = { > + (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | > EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST), > + &gEfiEndOfPeiSignalPpiGuid, > + FspsWrapperEndOfPeiNotify > +}; > + > +/** > This function is called after PEI core discover memory and finish > migration. > > @param[in] PeiServices Pointer to PEI Services Table. > @@ -341,11 +384,19 @@ FspsWrapperPeimEntryPoint ( > IN CONST EFI_PEI_SERVICES **PeiServices > ) > { > + EFI_STATUS Status; > + > DEBUG ((DEBUG_INFO, "FspsWrapperPeimEntryPoint\n")); > > if (PcdGet8 (PcdFspModeSelection) == 1) { > + // > + // FSP-S Wrapper running in API mode and calls to FSP API entry point. > + // > FspsWrapperInit (); Suggest updating this function name to FspsWrapperInitApiMode() and add the new comments to the FspsWrapperInitApiMode() function header. > } else { > + // > + // FSP-S Wrapper running in Dispatch mode and reports FSP-S FV to PEI > dispatcher. > + // > PeiServicesInstallFvInfoPpi ( > NULL, > (VOID *)(UINTN) PcdGet32 (PcdFspsBaseAddress), > @@ -353,6 +404,12 @@ FspsWrapperPeimEntryPoint ( > NULL, > NULL > ); > + > + // > + // Register EndOfPei Nofity to run post FSP-S process. > + // > + Status = PeiServicesNotifyPpi (&mFspsWrapperEndOfPeiNotifyDesc); > + ASSERT_EFI_ERROR (Status); Suggest abstracting this code block to a new function FspsWrapperInitDispatchMode(). Then the code will be more clear for code symmetry, function name and function header. :) Thanks, Star > } > > return EFI_SUCCESS; > diff --git > a/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/FspWr > apperHobProcessLibSample.c > b/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/FspWr > apperHobProcessLibSample.c > index 1c7f661c47..54cebe127c 100644 > --- > a/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/FspWr > apperHobProcessLibSample.c > +++ > b/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/FspWr > apperHobProcessLibSample.c > @@ -1,7 +1,7 @@ > /** @file > Sample to provide FSP wrapper hob process related function. > > - Copyright (c) 2014 - 2018, Intel Corporation. All rights reserved.<BR> > + Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR> > SPDX-License-Identifier: BSD-2-Clause-Patent > > **/ > @@ -378,7 +378,19 @@ PostFspsHobProcess ( > IN VOID *FspHobList > ) > { > - ProcessFspHobList (FspHobList); > - > + // > + // PostFspsHobProcess () will be called in both FSP API and Dispatch > modes to > + // align the same behavior and support a variety of boot loader > implementations. > + // Boot loader provided library function is recommended to support both > API and > + // Dispatch modes by checking PcdFspModeSelection. > + // > + if (PcdGet8 (PcdFspModeSelection) == 1) { > + // > + // Only in FSP API mode the wrapper has to build hobs basing on FSP > output data. > + // In this case FspHobList cannot be NULL. > + // > + ASSERT (FspHobList != NULL); > + ProcessFspHobList (FspHobList); > + } > return EFI_SUCCESS; > } > diff --git > a/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/PeiFsp > WrapperHobProcessLibSample.inf > b/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/PeiFsp > WrapperHobProcessLibSample.inf > index 938ffae494..6d9e306313 100644 > --- > a/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/PeiFsp > WrapperHobProcessLibSample.inf > +++ > b/IntelFsp2WrapperPkg/Library/PeiFspWrapperHobProcessLibSample/PeiFsp > WrapperHobProcessLibSample.inf > @@ -1,7 +1,7 @@ > ## @file > # Sample to provide FSP wrapper hob process related function. > # > -# Copyright (c) 2014 - 2016, Intel Corporation. All rights reserved.<BR> > +# Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.<BR> > # > # SPDX-License-Identifier: BSD-2-Clause-Patent > # > @@ -61,6 +61,7 @@ > [Pcd] > gIntelFsp2WrapperTokenSpaceGuid.PcdPeiMinMemSize ## > CONSUMES > gIntelFsp2WrapperTokenSpaceGuid.PcdPeiRecoveryMinMemSize ## > CONSUMES > + gIntelFsp2WrapperTokenSpaceGuid.PcdFspModeSelection ## > CONSUMES > > [Guids] > gFspReservedMemoryResourceHobGuid ## CONSUMES ## > HOB > -- > 2.13.3.windows.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#39067): https://edk2.groups.io/g/devel/message/39067 Mute This Topic: https://groups.io/mt/31185512/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-