[edk2-devel] [PATCH v1 1/1] MdeModulePkg/PeiCore: Remove MigrateSecModulesInFv()

Wu, Hao A hao.a.wu at intel.com
Fri Aug 20 05:07:47 UTC 2021


> -----Original Message-----
> From: Michael Kubacki <michael.kubacki at microsoft.com>
> Sent: Saturday, August 14, 2021 4:02 AM
> To: devel at edk2.groups.io
> Cc: Wang, Jian J <jian.j.wang at intel.com>; Wu, Hao A <hao.a.wu at intel.com>;
> Bi, Dandan <dandan.bi at intel.com>; Liming Gao
> <gaoliming at byosoft.com.cn>; De, Debkumar <debkumar.de at intel.com>;
> Han, Harry <harry.han at intel.com>; West, Catharine
> <catharine.west at intel.com>; Marvin Häuser <mhaeuser at posteo.de>
> Subject: [PATCH v1 1/1] MdeModulePkg/PeiCore: Remove
> MigrateSecModulesInFv()
> 
> REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3564
> 
> This function has not been called since it was added in commit 9bedaec. If
> the function were to remain, it would need to be re-evaluated and tested.
> This change removes the function since it is not being used.


Reviewed-by: Hao A Wu <hao.a.wu at intel.com>
Will merge after the upcoming stable tag.

Best Regards,
Hao Wu


> 
> Cc: Jian J Wang <jian.j.wang at intel.com>
> Cc: Hao A Wu <hao.a.wu at intel.com>
> Cc: Dandan Bi <dandan.bi at intel.com>
> Cc: Liming Gao <gaoliming at byosoft.com.cn>
> Cc: Debkumar De <debkumar.de at intel.com>
> Cc: Harry Han <harry.han at intel.com>
> Cc: Catharine West <catharine.west at intel.com>
> Cc: Marvin Häuser <mhaeuser at posteo.de>
> Signed-off-by: Michael Kubacki <michael.kubacki at microsoft.com>
> ---
>  MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c | 96 --------------------
>  1 file changed, 96 deletions(-)
> 
> diff --git a/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
> b/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
> index 3369585bcce8..61d4b67c64b9 100644
> --- a/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
> +++ b/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
> @@ -1057,102 +1057,6 @@ ConvertStatusCodeCallbacks (
>    }
>  }
> 
> -/**
> -  Migrates SEC modules in the given firmware volume.
> -
> -  Migrating SECURITY_CORE files requires special treatment since they are
> not tracked for PEI dispatch.
> -
> -  This functioun should be called after the FV has been copied to its post-
> memory location and the PEI Core FV list has
> -  been updated.
> -
> -  @param Private          Pointer to the PeiCore's private data structure.
> -  @param FvIndex          The firmware volume index to migrate.
> -  @param OrgFvHandle      The handle to the firmware volume in temporary
> memory.
> -
> -  @retval   EFI_SUCCESS           SEC modules were migrated successfully
> -  @retval   EFI_INVALID_PARAMETER The Private pointer is NULL or FvCount
> is invalid.
> -  @retval   EFI_NOT_FOUND         Can't find valid FFS header.
> -
> -**/
> -EFI_STATUS
> -EFIAPI
> -MigrateSecModulesInFv (
> -  IN PEI_CORE_INSTANCE    *Private,
> -  IN  UINTN               FvIndex,
> -  IN  UINTN               OrgFvHandle
> -  )
> -{
> -  EFI_STATUS                  Status;
> -  EFI_STATUS                  FindFileStatus;
> -  EFI_PEI_FILE_HANDLE         MigratedFileHandle;
> -  EFI_PEI_FILE_HANDLE         FileHandle;
> -  UINT32                      SectionAuthenticationStatus;
> -  UINT32                      FileSize;
> -  VOID                        *OrgPe32SectionData;
> -  VOID                        *Pe32SectionData;
> -  EFI_FFS_FILE_HEADER         *FfsFileHeader;
> -  EFI_COMMON_SECTION_HEADER   *Section;
> -  BOOLEAN                     IsFfs3Fv;
> -  UINTN                       SectionInstance;
> -
> -  if (Private == NULL || FvIndex >= Private->FvCount) {
> -    return EFI_INVALID_PARAMETER;
> -  }
> -
> -  do {
> -    FindFileStatus =  PeiFfsFindNextFile (
> -                        GetPeiServicesTablePointer (),
> -                        EFI_FV_FILETYPE_SECURITY_CORE,
> -                        Private->Fv[FvIndex].FvHandle,
> -                        &MigratedFileHandle
> -                        );
> -    if (!EFI_ERROR (FindFileStatus ) && MigratedFileHandle != NULL) {
> -      FileHandle = (EFI_PEI_FILE_HANDLE) ((UINTN) MigratedFileHandle -
> (UINTN) Private->Fv[FvIndex].FvHandle + OrgFvHandle);
> -      FfsFileHeader = (EFI_FFS_FILE_HEADER *) MigratedFileHandle;
> -
> -      DEBUG ((DEBUG_VERBOSE, "    Migrating SEC_CORE MigratedFileHandle
> at 0x%x.\n", (UINTN) MigratedFileHandle));
> -      DEBUG ((DEBUG_VERBOSE, "                       FileHandle at 0x%x.\n", (UINTN)
> FileHandle));
> -
> -      IsFfs3Fv = CompareGuid (&Private->Fv[FvIndex].FvHeader-
> >FileSystemGuid, &gEfiFirmwareFileSystem3Guid);
> -      if (IS_FFS_FILE2 (FfsFileHeader)) {
> -        ASSERT (FFS_FILE2_SIZE (FfsFileHeader) > 0x00FFFFFF);
> -        if (!IsFfs3Fv) {
> -          DEBUG ((DEBUG_ERROR, "It is a FFS3 formatted file: %g in a non-FFS3
> formatted FV.\n", &FfsFileHeader->Name));
> -          return EFI_NOT_FOUND;
> -        }
> -        Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *)
> FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER2));
> -        FileSize = FFS_FILE2_SIZE (FfsFileHeader) - sizeof
> (EFI_FFS_FILE_HEADER2);
> -      } else {
> -        Section = (EFI_COMMON_SECTION_HEADER *) ((UINT8 *)
> FfsFileHeader + sizeof (EFI_FFS_FILE_HEADER));
> -        FileSize = FFS_FILE_SIZE (FfsFileHeader) - sizeof (EFI_FFS_FILE_HEADER);
> -      }
> -
> -      SectionInstance = 1;
> -      SectionAuthenticationStatus = 0;
> -      Status = ProcessSection (
> -                GetPeiServicesTablePointer (),
> -                EFI_SECTION_PE32,
> -                &SectionInstance,
> -                Section,
> -                FileSize,
> -                &Pe32SectionData,
> -                &SectionAuthenticationStatus,
> -                IsFfs3Fv
> -                );
> -
> -      if (!EFI_ERROR (Status)) {
> -        OrgPe32SectionData = (VOID *) ((UINTN) Pe32SectionData - (UINTN)
> MigratedFileHandle + (UINTN) FileHandle);
> -        DEBUG ((DEBUG_VERBOSE, "      PE32 section in migrated file at 0x%x.\n",
> (UINTN) Pe32SectionData));
> -        DEBUG ((DEBUG_VERBOSE, "      PE32 section in original file at 0x%x.\n",
> (UINTN) OrgPe32SectionData));
> -        Status = LoadAndRelocatePeCoffImageInPlace (OrgPe32SectionData,
> Pe32SectionData);
> -        ASSERT_EFI_ERROR (Status);
> -      }
> -    }
> -  } while (!EFI_ERROR (FindFileStatus));
> -
> -  return EFI_SUCCESS;
> -}
> -
>  /**
>    Migrates PEIMs in the given firmware volume.
> 
> --
> 2.29.2.windows.2



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