EFI_MM_COMMUNICATE_HEADER Struct Reference

Data Fields
EFI_GUID	HeaderGuid
UINTN	MessageLength
UINT8	Data [1]

Detailed Description

To avoid confusion in interpreting frames, the communication buffer should always begin with EFI_MM_COMMUNICATE_HEADER

Field Documentation

UINT8 EFI_MM_COMMUNICATE_HEADER::Data[1]

Designates an array of bytes that is MessageLength in size.

EFI_GUID EFI_MM_COMMUNICATE_HEADER::HeaderGuid

Allows for disambiguation of the message format.

UINTN EFI_MM_COMMUNICATE_HEADER::MessageLength

Describes the size of Data (in bytes) and does not include the size of the header.