obpr              693 dev/ic/cy.c    	int ibpr, obpr, i_clk_opt, o_clk_opt;
obpr              703 dev/ic/cy.c    	    cy_speed(t->c_ospeed, &o_clk_opt, &obpr, cy->cy_clock) < 0)
obpr              721 dev/ic/cy.c    		cd_write_reg(cy, CD1400_TBPR, obpr);