> Will the 
> AIC7XXX driver support the Adaptec AHA-2842 VL-Bus SCSI card?

There is unofficial patch to support it. You can get it by
	% Mail -s "--full 1594" query-pr@gnats.netbsd.org </dev/null

> If I have a machine with
> 64MB RAM will I encounter the ISA/DMA bounce buffer problem? 
> Will the problem affect PCI DMA Bus Mastering products? 

doesn't affect.

>  What about VL-Bus?

doesn't affect, too.

> Probably will affect all ISA Bus mastering products, right?

Yes.
--
soda@sra.co.jp		Software Research Associates, Inc., Japan
(Noriyuki Soda)		   software tools and technology group