/ rp03 disk driver rpda = 176724 mov dska,r1 clr r0 / div $10.,r0 0: sub $10.,r1 bmi 0f inc r0 br 0b 0: add $10.,r1 mov r1,-(sp) mov r0,r1 clr r0 / div $20.,r0 0: sub $20.,r1 bmi 0f inc r0 br 0b 0: add $20.,r1 bisb r1,1(sp) mov $rpda,r1 mov (sp)+,(r1) mov r0,-(r1) mov ba,-(r1) mov wc,-(r1) mov $iocom,-(r1) 1: tstb (r1) bpl 1b rts pc