R_DUART_STATUS    196 drivers/tty/serial/sb1250-duart.c 	return read_sbdchn(sport, R_DUART_STATUS) & M_DUART_RX_RDY;
R_DUART_STATUS    210 drivers/tty/serial/sb1250-duart.c 	return read_sbdchn(sport, R_DUART_STATUS) & M_DUART_TX_RDY;
R_DUART_STATUS    224 drivers/tty/serial/sb1250-duart.c 	return read_sbdchn(sport, R_DUART_STATUS) & M_DUART_TX_EMT;
R_DUART_STATUS    343 drivers/tty/serial/sb1250-duart.c 		status = read_sbdchn(sport, R_DUART_STATUS);