E1000_FC_RX_PAUSE
hw->fc &= (~E1000_FC_RX_PAUSE);
case E1000_FC_RX_PAUSE:
case E1000_FC_RX_PAUSE:/* 1 */
case E1000_FC_RX_PAUSE:
hw->fc = E1000_FC_RX_PAUSE;
hw->fc = E1000_FC_RX_PAUSE;
hw->fc = E1000_FC_RX_PAUSE;