What's the definion of EFI_FIRMWARE_VOLUME_HEADER?
typedef struct {
  UINT8                    ZeroVector[16];
  EFI_GUID                 FileSystemGuid;
  UINT64                   FvLength;
  UINT32                   Signature;
  EFI_FVB_ATTRIBUTES_2     Attributes;
  UINT16                   HeaderLength;
  UINT16                   Checksum;
  UINT16                   ExtHeaderOffset;
  UINT8                    Reserved[1];
  UINT8                    Revision;
  EFI_FV_BLOCK_MAP         BlockMap[];
} EFI_FIRMWARE_VOLUME_HEADER;
Below is an instruction that describes a task. Write a response that appropriately completes the request. ### Instruction: What's the definion of EFI_FIRMWARE_VOLUME_HEADER? ### Response: typedef struct {
  UINT8                    ZeroVector[16];
  EFI_GUID                 FileSystemGuid;
  UINT64                   FvLength;
  UINT32                   Signature;
  EFI_FVB_ATTRIBUTES_2     Attributes;
  UINT16                   HeaderLength;
  UINT16                   Checksum;
  UINT16                   ExtHeaderOffset;
  UINT8                    Reserved[1];
  UINT8                    Revision;
  EFI_FV_BLOCK_MAP         BlockMap[];
} EFI_FIRMWARE_VOLUME_HEADER; 