start_cc_time
start_cc_time(&t_callback, (u_int)xfer);
start_cc_time(&t_hard_int, (unsigned int)arg);
start_cc_time(&t_intr, r);
start_cc_time(&t_abdone, t->flags);
start_cc_time(&t_copy_from_dev, actlen);
start_cc_time(&t_ab[A], spipe->tregs[LEN]);
start_cc_time(&t_ab[B], spipe->tregs[LEN]);
start_cc_time(&t_copy_to_dev,
start_cc_time(&t_delay, 0);
start_cc_time(&t_delay, 3);
start_cc_time(&t_delay, 50000);