ELINK_W1_RUNNER_RDCTL
bus_space_write_2(iot, ioh, ELINK_W1_RUNNER_RDCTL, totlen >> 1);
bus_space_write_2(iot, ioh, ELINK_W1_RUNNER_RDCTL, 0);
bus_space_write_2(iot, ioh, ELINK_W1_RUNNER_RDCTL, 0);
case ELINK_W1_RUNNER_RDCTL:
bus_space_write_2(iot, ioh, ELINK_W1_RUNNER_RDCTL, (1 << 11));
bus_space_write_2(iot, ioh, ELINK_W1_RUNNER_RDCTL, 0);