scu_cioc 8564 src/dps8/dps8_ins.c scu_cioc (current_running_cpu_idx, (uint) scuUnitIdx, scu_port_num, scu_cioc 98 src/dps8/dps8_scu.h int scu_cioc (uint cpu_unit_idx, uint scu_unit_idx, uint scu_port_num, uint expander_command, uint sub_mask);