- pdp11_sys70: drop ITIMER,DM_STAT_DP, use DM_STAT_EXP, add PERFEXT port - pdp11_sequencer: drop ITIMER port, use DM_STAT_SE.itimer - sys_w11a_*.vhd: use DM_STAT_EXP - some re-wiring, no functional change to CPU or IO system