ET_RXDMA_CTRL
CSR_WRITE_4(sc, ET_RXDMA_CTRL,
if ((CSR_READ_4(sc, ET_RXDMA_CTRL) & ET_RXDMA_CTRL_HALTED) == 0) {
CSR_WRITE_4(sc, ET_RXDMA_CTRL, val);
if (CSR_READ_4(sc, ET_RXDMA_CTRL) & ET_RXDMA_CTRL_HALTED) {