CD1400_CCR_RCVDIS  730 dev/ic/cy.c    	    | (ISSET(t->c_cflag, CREAD) ? CD1400_CCR_RCVEN : CD1400_CCR_RCVDIS);
CD1400_CCR_RCVDIS 1748 dev/sbus/magma.c 		cd1400_write_ccr(cd, CD1400_CCR_CMDCHANCTL | CD1400_CCR_RCVDIS);