NR_DMA_RX
eni_dev->tx_dma = eni_dev->rx_dma+NR_DMA_RX*8;
if (!NEPMOK(dma_wr,j+j+1,dma_rd,NR_DMA_RX)) { /* @@@ +1 is ugly */
dma_wr = (dma_wr+1) & (NR_DMA_RX-1);
#define MID_DMA_TX_BASE (MID_DMA_RX_BASE+NR_DMA_RX*8)