cts_to_wheel
orig_exit_slot = hpts->p_cur_slot = cts_to_wheel(cts);
hpts->p_cur_slot = cts_to_wheel(cts);
hpts->p_cur_slot = cts_to_wheel(cts);
hpts->p_cur_slot = cts_to_wheel(cts);
wheel_slot = cts_to_wheel(wheel_cts);