enabled more test cases; IPv4/TCP/UDP checksums seems to be working correctly - (RX checksum offloading helps; some verified manually also). Note: the vlan+multi combo needs some work
temp work save; 64-bit-ops bug in data descriptor option setting
the vlan+multi bug seems to be fixed now :-)
enabled most of the selftests. Everything seems to be working (atleast for the time being :-) )