CSR_STOP
skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_STOP);
skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP);
skge_write8(skge->hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_STOP);