The Boot#### option which will be invoked if this key is pressed and the boot option is active (LOAD_OPTION_ACTIVE is set).
The CRC-32 which should match the CRC-32 of the entire EFI_LOAD_OPTION to which BootOption refers. If the CRC-32s do not match this value, then this key option is ignored.
Specifies options about how the key will be processed.
EFI Key Option.