> > ISTR the problem was that in interrupt driven mode a certain error was not 
> > being passed back to the machine independent SCSI layer so it can't tell 
> > at which ID's there is no device.
> 
> I see, thanks for the details !
> 
A quick scan suggests that this may well be the problem. It may take some time 
to produce the patch as I need to get my head round the SCSI code again.

> > > So, does anybody out there have more luck ?
> > Acorn SCSI seems to work at least with CD-ROMs.
> 
> Hmm, interesting. You don't have HD to test, don't you ?
I have got an ancient IBM drive kicking around somewhere. If I can find
it I'll give it a whirl.

Mike