set cpu 11/73
set cpu 4M

set tto 7b

set rl disabled
set rp disabled
set tq disabled
set rx disabled
set ptr disabled
set ptp disabled
set dz disabled
set ts disabled
set xq disabled
set lpt disabled

set rq enable
set rq0 ra90
attach rq0 disk0_ra90_211bsd.dsk

boot rq0