Re: [PATCH v2] BaseTools: Add support for version 3 of FMP Image Header structure


Michael D Kinney
 

Hi Sughosh,

 

Thanks for the reminder. 

 

We need to wait for one of the BaseTools maintainers to provide an Rb for the V2 version of this patch, then we will be able to merge.

 

Thanks,

 

Mike

 

From: Sughosh Ganu <sughosh.ganu@...>
Sent: Tuesday, May 11, 2021 3:21 AM
To: Kinney, Michael D <michael.d.kinney@...>; Feng, Bob C <bob.c.feng@...>; Liming Gao <gaoliming@...>; Chen, Christine <yuwei.chen@...>
Cc: devel@edk2.groups.io
Subject: Re: [edk2-devel] [PATCH v2] BaseTools: Add support for version 3 of FMP Image Header structure

 

hi,

Can this patch be merged. Thanks.

 

-sughosh

 

On Mon, 26 Apr 2021 at 21:27, Kinney, Michael D <michael.d.kinney@...> wrote:

Reviewed-by: Michael D Kinney <michael.d.kinney@...>

Mike

> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Sughosh Ganu
> Sent: Friday, April 23, 2021 4:29 AM
> To: devel@edk2.groups.io
> Cc: Michal Simek <michal.simek@...>; Sughosh Ganu <sughosh.ganu@...>
> Subject: [edk2-devel] [PATCH v2] BaseTools: Add support for version 3 of FMP Image Header structure
>
> Add support for the ImageCapsuleSupport field, introduced in version 3
> of the EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER structure. This
> structure member is used to indicate if the corresponding payload has
> support for authentication and dependency.
>
> Signed-off-by: Sughosh Ganu <sughosh.ganu@...>
> ---
>
> Changes since v1:
> - Reword the patch header to get rid of the PatchCheck warning
> - Make passing of ImageCapsuleSupport parameter to the AddPayload
>   function as an optional parameter to maintain backward compatibility
> - Declare the values of CAPSULE_SUPPORT_DEPENDENCY and
>   CAPSULE_SUPPORT_AUTHENTICATION in the FmpCapsuleHeaderClass and use
>   those in the GenerateCapsule script
>
>  .../Source/Python/Capsule/GenerateCapsule.py  |  5 +++-
>  .../Common/Uefi/Capsule/FmpCapsuleHeader.py   | 28 +++++++++++++------
>  2 files changed, 24 insertions(+), 9 deletions(-)
>
> diff --git a/BaseTools/Source/Python/Capsule/GenerateCapsule.py b/BaseTools/Source/Python/Capsule/GenerateCapsule.py
> index a8de988253..b8039db878 100644
> --- a/BaseTools/Source/Python/Capsule/GenerateCapsule.py
> +++ b/BaseTools/Source/Python/Capsule/GenerateCapsule.py
> @@ -561,6 +561,7 @@ if __name__ == '__main__':
>                  print ('GenerateCapsule: error:' + str(Msg))
>                  sys.exit (1)
>          for SinglePayloadDescriptor in PayloadDescriptorList:
> +            ImageCapsuleSupport = 0x0000000000000000
>              Result = SinglePayloadDescriptor.Payload
>              try:
>                  FmpPayloadHeader.FwVersion              = SinglePayloadDescriptor.FwVersion
> @@ -575,6 +576,7 @@ if __name__ == '__main__':
>              if SinglePayloadDescriptor.UseDependency:
>                  CapsuleDependency.Payload = Result
>                  CapsuleDependency.DepexExp = SinglePayloadDescriptor.DepexExp
> +                ImageCapsuleSupport        |= FmpCapsuleHeader.CAPSULE_SUPPORT_DEPENDENCY
>                  Result = CapsuleDependency.Encode ()
>                  if args.Verbose:
>                      CapsuleDependency.DumpInfo ()
> @@ -607,13 +609,14 @@ if __name__ == '__main__':
>                      FmpAuthHeader.MonotonicCount = SinglePayloadDescriptor.MonotonicCount
>                      FmpAuthHeader.CertData       = CertData
>                      FmpAuthHeader.Payload        = Result
> +                    ImageCapsuleSupport          |= FmpCapsuleHeader.CAPSULE_SUPPORT_AUTHENTICATION
>                      Result = FmpAuthHeader.Encode ()
>                      if args.Verbose:
>                          FmpAuthHeader.DumpInfo ()
>                  except:
>                      print ('GenerateCapsule: error: can not encode FMP Auth Header')
>                      sys.exit (1)
> -            FmpCapsuleHeader.AddPayload (SinglePayloadDescriptor.Guid, Result, HardwareInstance =
> SinglePayloadDescriptor.HardwareInstance, UpdateImageIndex = SinglePayloadDescriptor.UpdateImageIndex)
> +            FmpCapsuleHeader.AddPayload (SinglePayloadDescriptor.Guid, Result, HardwareInstance =
> SinglePayloadDescriptor.HardwareInstance, UpdateImageIndex = SinglePayloadDescriptor.UpdateImageIndex, CapsuleSupport =
> ImageCapsuleSupport)
>          try:
>              for EmbeddedDriver in EmbeddedDriverDescriptorList:
>                  FmpCapsuleHeader.AddEmbeddedDriver(EmbeddedDriver)
> diff --git a/BaseTools/Source/Python/Common/Uefi/Capsule/FmpCapsuleHeader.py
> b/BaseTools/Source/Python/Common/Uefi/Capsule/FmpCapsuleHeader.py
> index 91d24919c4..8abb449c6f 100644
> --- a/BaseTools/Source/Python/Common/Uefi/Capsule/FmpCapsuleHeader.py
> +++ b/BaseTools/Source/Python/Common/Uefi/Capsule/FmpCapsuleHeader.py
> @@ -47,14 +47,19 @@ class FmpCapsuleImageHeaderClass (object):
>      #   /// therefore can be modified without changing the Auth data.
>      #   ///
>      #   UINT64   UpdateHardwareInstance;
> +    #
> +    #   ///
> +    #   /// Bits which indicate authentication and depex information for the image that follows this structure
> +    #   ///
> +    #   UINT64   ImageCapsuleSupport
>      # } EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER;
>      #
> -    #  #define EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION 0x00000002
> +    #  #define EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION 0x00000003
>
> -    _StructFormat = '<I16sB3BIIQ'
> +    _StructFormat = '<I16sB3BIIQQ'
>      _StructSize   = struct.calcsize (_StructFormat)
>
> -    EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION = 0x00000002
> +    EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION = 0x00000003
>
>      def __init__ (self):
>          self._Valid                 = False
> @@ -64,6 +69,7 @@ class FmpCapsuleImageHeaderClass (object):
>          self.UpdateImageSize        = 0
>          self.UpdateVendorCodeSize   = 0
>          self.UpdateHardwareInstance = 0x0000000000000000
> +        self.ImageCapsuleSupport    = 0x0000000000000000
>          self.Payload                = b''
>          self.VendorCodeBytes        = b''
>
> @@ -78,7 +84,8 @@ class FmpCapsuleImageHeaderClass (object):
>                                           0,0,0,
>                                           self.UpdateImageSize,
>                                           self.UpdateVendorCodeSize,
> -                                         self.UpdateHardwareInstance
> +                                         self.UpdateHardwareInstance,
> +                                         self.ImageCapsuleSupport
>                                           )
>          self._Valid = True
>          return FmpCapsuleImageHeader + self.Payload + self.VendorCodeBytes
> @@ -86,7 +93,7 @@ class FmpCapsuleImageHeaderClass (object):
>      def Decode (self, Buffer):
>          if len (Buffer) < self._StructSize:
>              raise ValueError
> -        (Version, UpdateImageTypeId, UpdateImageIndex, r0, r1, r2, UpdateImageSize, UpdateVendorCodeSize,
> UpdateHardwareInstance) = \
> +        (Version, UpdateImageTypeId, UpdateImageIndex, r0, r1, r2, UpdateImageSize, UpdateVendorCodeSize,
> UpdateHardwareInstance, ImageCapsuleSupport) = \
>              struct.unpack (
>                       self._StructFormat,
>                       Buffer[0:self._StructSize]
> @@ -105,6 +112,7 @@ class FmpCapsuleImageHeaderClass (object):
>          self.UpdateImageSize        = UpdateImageSize
>          self.UpdateVendorCodeSize   = UpdateVendorCodeSize
>          self.UpdateHardwareInstance = UpdateHardwareInstance
> +        self.ImageCapsuleSupport    = ImageCapsuleSupport
>          self.Payload                = Buffer[self._StructSize:self._StructSize + UpdateImageSize]
>          self.VendorCodeBytes        = Buffer[self._StructSize + UpdateImageSize:]
>          self._Valid                 = True
> @@ -119,6 +127,7 @@ class FmpCapsuleImageHeaderClass (object):
>          print ('EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER.UpdateImageSize        = {UpdateImageSize:08X}'.format
> (UpdateImageSize = self.UpdateImageSize))
>          print ('EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER.UpdateVendorCodeSize   = {UpdateVendorCodeSize:08X}'.format
> (UpdateVendorCodeSize = self.UpdateVendorCodeSize))
>          print ('EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER.UpdateHardwareInstance =
> {UpdateHardwareInstance:016X}'.format (UpdateHardwareInstance = self.UpdateHardwareInstance))
> +        print ('EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER.ImageCapsuleSupport    = {ImageCapsuleSupport:016X}'.format
> (ImageCapsuleSupport = self.ImageCapsuleSupport))
>          print ('sizeof (Payload)                                                    = {Size:08X}'.format (Size = len
> (self.Payload)))
>          print ('sizeof (VendorCodeBytes)                                            = {Size:08X}'.format (Size = len
> (self.VendorCodeBytes)))
>
> @@ -153,6 +162,8 @@ class FmpCapsuleHeaderClass (object):
>      _ItemOffsetSize   = struct.calcsize (_ItemOffsetFormat)
>
>      EFI_FIRMWARE_MANAGEMENT_CAPSULE_HEADER_INIT_VERSION = 0x00000001
> +    CAPSULE_SUPPORT_AUTHENTICATION = 0x0000000000000001
> +    CAPSULE_SUPPORT_DEPENDENCY     = 0x0000000000000002
>
>      def __init__ (self):
>          self._Valid                     = False
> @@ -172,8 +183,8 @@ class FmpCapsuleHeaderClass (object):
>              raise ValueError
>          return self._EmbeddedDriverList[Index]
>
> -    def AddPayload (self, UpdateImageTypeId, Payload = b'', VendorCodeBytes = b'', HardwareInstance = 0, UpdateImageIndex
> = 1):
> -        self._PayloadList.append ((UpdateImageTypeId, Payload, VendorCodeBytes, HardwareInstance, UpdateImageIndex))
> +    def AddPayload (self, UpdateImageTypeId, Payload = b'', VendorCodeBytes = b'', HardwareInstance = 0, UpdateImageIndex
> = 1, CapsuleSupport = 0):
> +        self._PayloadList.append ((UpdateImageTypeId, Payload, VendorCodeBytes, HardwareInstance, UpdateImageIndex,
> CapsuleSupport))
>
>      def GetFmpCapsuleImageHeader (self, Index):
>          if Index >= len (self._FmpCapsuleImageHeaderList):
> @@ -198,13 +209,14 @@ class FmpCapsuleHeaderClass (object):
>              self._ItemOffsetList.append (Offset)
>              Offset = Offset + len (EmbeddedDriver)
>          Index = 1
> -        for (UpdateImageTypeId, Payload, VendorCodeBytes, HardwareInstance, UpdateImageIndex) in self._PayloadList:
> +        for (UpdateImageTypeId, Payload, VendorCodeBytes, HardwareInstance, UpdateImageIndex, CapsuleSupport) in
> self._PayloadList:
>              FmpCapsuleImageHeader = FmpCapsuleImageHeaderClass ()
>              FmpCapsuleImageHeader.UpdateImageTypeId      = UpdateImageTypeId
>              FmpCapsuleImageHeader.UpdateImageIndex       = UpdateImageIndex
>              FmpCapsuleImageHeader.Payload                = Payload
>              FmpCapsuleImageHeader.VendorCodeBytes        = VendorCodeBytes
>              FmpCapsuleImageHeader.UpdateHardwareInstance = HardwareInstance
> +            FmpCapsuleImageHeader.ImageCapsuleSupport    = CapsuleSupport
>              FmpCapsuleImage = FmpCapsuleImageHeader.Encode ()
>              FmpCapsuleData = FmpCapsuleData + FmpCapsuleImage
>
> --
> 2.17.1
>
>
>
>
>

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