209 			SET(sc->sc_mcr, MCR_DTR | MCR_RTS);  in com_activate()
361 		sc->sc_mcr = MCR_DTR | MCR_RTS;  in comopen()
363 			SET(sc->sc_mcr, MCR_IENABLE);  in comopen()
364 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comopen()
441 		CLR(sc->sc_mcr, MCR_DTR | MCR_RTS);  in comclose()
442 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comclose()
475 		sc->sc_mcr = 0;  in compwroff()
476 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in compwroff()
601 	com_write_reg(sc, com_mcr, sc->sc_mcr);  in com_resume()
610 	SET(sc->sc_mcr, MCR_DTR | MCR_RTS);  in com_raisedtr()
611 	com_write_reg(sc, com_mcr, sc->sc_mcr);  in com_raisedtr()
678 		SET(sc->sc_mcr, sc->sc_dtr);  in comioctl()
679 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comioctl()
682 		CLR(sc->sc_mcr, sc->sc_dtr);  in comioctl()
683 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comioctl()
686 		CLR(sc->sc_mcr, MCR_DTR | MCR_RTS);  in comioctl()
688 		SET(sc->sc_mcr, tiocm_xxx2mcr(*(int *)data));  in comioctl()
689 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comioctl()
692 		CLR(sc->sc_mcr, tiocm_xxx2mcr(*(int *)data));  in comioctl()
693 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comioctl()
699 		m = sc->sc_mcr;  in comioctl()
806 		CLR(sc->sc_mcr, MCR_DTR);  in comparam()
807 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comparam()
843 			SET(sc->sc_mcr, MCR_DTR);  in comparam()
844 			com_write_reg(sc, com_mcr, sc->sc_mcr);  in comparam()
866 		if (ISSET(sc->sc_mcr, MCR_DTR)) {  in comparam()
867 			if (!ISSET(sc->sc_mcr, MCR_RTS)) {  in comparam()
868 				SET(sc->sc_mcr, MCR_RTS);  in comparam()
869 				com_write_reg(sc, com_mcr, sc->sc_mcr);  in comparam()
872 			if (ISSET(sc->sc_mcr, MCR_RTS)) {  in comparam()
873 				CLR(sc->sc_mcr, MCR_RTS);  in comparam()
874 				com_write_reg(sc, com_mcr, sc->sc_mcr);  in comparam()
895 		CLR(sc->sc_mcr, sc->sc_dtr);  in comparam()
896 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comparam()
1029 	    !ISSET(sc->sc_mcr, MCR_RTS)) {  in comsoft()
1031 		SET(sc->sc_mcr, MCR_RTS);  in comsoft()
1032 		com_write_reg(sc, com_mcr, sc->sc_mcr);  in comsoft()
1095 						CLR(sc->sc_mcr, MCR_RTS);  in comintr()
1097 						    sc->sc_mcr);  in comintr()
1120 					CLR(sc->sc_mcr, sc->sc_dtr);  in comintr()
1121 					com_write_reg(sc, com_mcr, sc->sc_mcr);  in comintr()
1292 	SET(sc->sc_mcr, MCR_DTR | MCR_RTS | MCR_IENABLE);  in com_enable_debugport()
1293 	com_write_reg(sc, com_mcr, sc->sc_mcr);  in com_enable_debugport()
1529 	sc->sc_mcr = 0;  in com_attach_subr()
1530 	com_write_reg(sc, com_mcr, sc->sc_mcr);  in com_attach_subr()