NGE_EE_NODEADDR
nge_read_eeprom(sc, &eaddr[4], NGE_EE_NODEADDR, 1);
nge_read_eeprom(sc, &eaddr[2], NGE_EE_NODEADDR + 1, 1);
nge_read_eeprom(sc, &eaddr[0], NGE_EE_NODEADDR + 2, 1);