[edk2-devel] [Patch V3 2/2] UefiPayloadPkg: Assign the length of UniversalPayload ExtraData

[Guo Dong]

Signed-off-by: Guo Dong <guo.dong at intel.com>

> -----Original Message-----
> From: Tan, Dun <dun.tan at intel.com>
> Sent: Tuesday, July 13, 2021 12:19 AM
> To: devel at edk2.groups.io
> Cc: Dong, Guo <guo.dong at intel.com>; Ni, Ray <ray.ni at intel.com>; Ma,
> Maurice <maurice.ma at intel.com>; You, Benjamin
> <benjamin.you at intel.com>; Tan, Dun <dun.tan at intel.com>
> Subject: [Patch V3 2/2] UefiPayloadPkg: Assign the length of
> UniversalPayload ExtraData
> 
> V1: Assign the length and revision of UniversalPayload ExtraData
> V2: Force int to UINT16
> V3: Create a local variable to hold the size of ExtraData
> 
> Cc: Guo Dong <guo.dong at intel.com>
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Maurice Ma <maurice.ma at intel.com>
> Cc: Benjamin You <benjamin.you at intel.com>
> 
> Signed-off-by: DunTan <dun.tan at intel.com>
> ---
>  UefiPayloadPkg/PayloadLoaderPeim/PayloadLoaderPeim.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/UefiPayloadPkg/PayloadLoaderPeim/PayloadLoaderPeim.c
> b/UefiPayloadPkg/PayloadLoaderPeim/PayloadLoaderPeim.c
> index c619470dbb..141ce86b46 100644
> --- a/UefiPayloadPkg/PayloadLoaderPeim/PayloadLoaderPeim.c
> +++ b/UefiPayloadPkg/PayloadLoaderPeim/PayloadLoaderPeim.c
> @@ -56,6 +56,7 @@ PeiLoadFileLoadPayload (
>    UINTN                         Size;
>    UINT32                        ExtraDataCount;
>    UINTN                         Instance;
> +  UINTN                         Length;
> 
>    //
>    // ELF is added to file as RAW section for EDKII bootloader.
> @@ -105,11 +106,14 @@ PeiLoadFileLoadPayload (
>    //
>    // Report the additional PLD sections through HOB.
>    //
> +  Length = sizeof (UNIVERSAL_PAYLOAD_EXTRA_DATA) + ExtraDataCount *
> sizeof (UNIVERSAL_PAYLOAD_EXTRA_DATA_ENTRY);
>    ExtraData = BuildGuidHob (
>                 &gUniversalPayloadExtraDataGuid,
> -               sizeof (UNIVERSAL_PAYLOAD_EXTRA_DATA) + ExtraDataCount *
> sizeof (UNIVERSAL_PAYLOAD_EXTRA_DATA_ENTRY)
> +               Length
>                 );
>    ExtraData->Count = ExtraDataCount;
> +  ExtraData->Header.Revision =
> UNIVERSAL_PAYLOAD_EXTRA_DATA_REVISION;
> +  ExtraData->Header.Length = (UINT16) Length;
>    if (ExtraDataCount != 0) {
>      for (ExtraDataIndex = 0, Index = 0; Index < Context.ShNum; Index++) {
>        Status = GetElfSectionName (&Context, Index, &SectionName);
> --
> 2.31.1.windows.1



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