>bootargs=root=/dev/nfs rw nfsroot=172.17.248.253:/opt/eldk3/ppc_6xx ip=172.17.24 >8.244:172.17.248.253:172.17.248.253:255.255.255.0:pq2fads::off add console=/dev/ttyS0,115200n8 and see if it works?