RX_FIS_PIO_SETUP
ata_tf_from_fis(rx_fis + RX_FIS_PIO_SETUP, &qc->result_tf);
qc->result_tf.status = (rx_fis + RX_FIS_PIO_SETUP)[15];
ata_tf_from_fis(rx_fis + RX_FIS_PIO_SETUP, &qc->result_tf);
qc->result_tf.status = (rx_fis + RX_FIS_PIO_SETUP)[15];
reply = (port->rxfis + RX_FIS_PIO_SETUP);
reply = (dd->port->rxfis + RX_FIS_PIO_SETUP);
reply = (dd->port->rxfis + RX_FIS_PIO_SETUP);
reply = dd->port->rxfis + RX_FIS_PIO_SETUP;