EFI_STATUS(EFIAPI * EFI_INPUT_READ_KEY)(IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, OUT EFI_INPUT_KEY *Key)
EFI_GUID gEfiSimpleTextInProtocolGuid
EFI_STATUS(EFIAPI * EFI_INPUT_RESET)(IN EFI_SIMPLE_TEXT_INPUT_PROTOCOL *This, IN BOOLEAN ExtendedVerification)