I suggest you contact a guy named "Garret D'Amore" and another guy named "Joost Mulders" (with a name like Joost, he sounds like he is from either the Netherlands or Belgium). It appears that he has written a driver for this network card, but it is still being tested and has not yet been incorporated into the main OpenSolaris source tree. See the link below:
https://opensolaris.org/jive/thread.jspa?messageID=289838&tstart=0 -- This message posted from opensolaris.org