TXrptr           1881 drivers/tty/moxa.c 	head = readw(ofsAddr + TXrptr);
TXrptr           1991 drivers/tty/moxa.c 	rptr = readw(ofsAddr + TXrptr);
TXrptr           2002 drivers/tty/moxa.c 	rptr = readw(ofsAddr + TXrptr);