gEfiMdeModulePkgTokenSpaceGuid.PcdSerialDetectCable

Indicates if the 16550 serial Tx operations will be blocked if DSR is not asserted (no cable). Default is FALSE.
This PCD is ignored if PcdSerialUseHardwareFlowControl is FALSE.


TRUE - 16550 serial Tx operations will be blocked if DSR is not asserted.

FALSE - 16550 serial Tx operations will not be blocked if DSR is not asserted.

Enable serial port cable detetion.

PCD Information

Name	Token Space	Token number	Data Type	Default Value
PcdSerialDetectCable	gEfiMdeModulePkgTokenSpaceGuid	0x00020006	BOOLEAN	FALSE