Quoting Patrick Welche <prlw1@newn.cam.ac.uk>:
 
> I have no problems with
> 
> ahc0 at pci1 dev 7 function 0: Adaptec 2940A Ultra SCSI adapter
> 
> is that close enough? (not wide, but guessing the problems you refer to
> had something to do with tagging?)

Thanks Patrick.  Seems to be OK.  If I get a disk compatible with
this card then it should be fine.  I've got a mis-match with the card
and a disk at the moment.

I think the cards are identical but the UW one is a later model
or somesuch.

James