//\r
#define SERIAL_PORT_DEFAULT_RECEIVE_FIFO_DEPTH 1\r
#define SERIAL_PORT_DEFAULT_TIMEOUT 1000000\r
-#define SERIAL_PORT_DEFAULT_CONTROL_MASK 0\r
+#define SERIAL_PORT_SUPPORT_CONTROL_MASK (EFI_SERIAL_CLEAR_TO_SEND | \\r
+ EFI_SERIAL_DATA_SET_READY | \\r
+ EFI_SERIAL_RING_INDICATE | \\r
+ EFI_SERIAL_CARRIER_DETECT | \\r
+ EFI_SERIAL_REQUEST_TO_SEND | \\r
+ EFI_SERIAL_DATA_TERMINAL_READY | \\r
+ EFI_SERIAL_HARDWARE_LOOPBACK_ENABLE | \\r
+ EFI_SERIAL_SOFTWARE_LOOPBACK_ENABLE | \\r
+ EFI_SERIAL_HARDWARE_FLOW_CONTROL_ENABLE | \\r
+ EFI_SERIAL_OUTPUT_BUFFER_EMPTY | \\r
+ EFI_SERIAL_INPUT_BUFFER_EMPTY)\r
\r
\r
//\r