TDLAR
sh_eth_write(ndev, mdp->tx_desc_dma, TDLAR);
[TDLAR] = 0x0218,
add_reg(TDLAR);
[TDLAR] = 0x0018,
[TDLAR] = 0x000c,
sh_eth_write(ndev, 0, TDLAR);
[TDLAR] = 0x0010,