MdePkg: Add FMP Capsule Image Header extension

Add bitmask to structure which gives a binary-inspectable mechanism to
determine if a capsule contains an authentication section or depex section.
(UEFI 2.8 errata a, mantis 2026)

Signed-off-by: Oleksiy Yakovlev <oleksiyy@ami.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

1 files changed, 10 insertions, 1 deletions

diff --git a/MdePkg/Include/Guid/FmpCapsule.h b/MdePkg/Include/Guid/FmpCapsule.h
index fb8c346224..bd5cb7798e 100644
--- a/MdePkg/Include/Guid/FmpCapsule.h
+++ b/MdePkg/Include/Guid/FmpCapsule.h
@@ -79,13 +79,22 @@ typedef struct {
   /// therefore can be modified without changing the Auth data.

   ///

   UINT64   UpdateHardwareInstance;

+

+  ///

+  /// A 64-bit bitmask that determines what sections are added to the payload.

+  /// #define CAPSULE_SUPPORT_AUTHENTICATION 0x0000000000000001

+  /// #define CAPSULE_SUPPORT_DEPENDENCY 0x0000000000000002

+  ///

+  UINT64   ImageCapsuleSupport;

 } EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER;

 

 #pragma pack()

 

 

 #define EFI_FIRMWARE_MANAGEMENT_CAPSULE_HEADER_INIT_VERSION       0x00000001

-#define EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION 0x00000002

+#define EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION 0x00000003

+#define CAPSULE_SUPPORT_AUTHENTICATION    0x0000000000000001

+#define CAPSULE_SUPPORT_DEPENDENCY        0x0000000000000002

 

 extern EFI_GUID gEfiFmpCapsuleGuid;