ETH_SA3L
EMAC_WRITE(ETH_SA3L, 0);
EMAC_WRITE(ETH_SA3L, (ias[1][3] << 24)
EMAC_WRITE(ETH_SA3L, (ias[2][3] << 24)
CEMAC_WRITE(ETH_SA3L, (ias[1][3] << 24)