Subject: Re: sbc driver and porting questions
To: Dave Huang <khym@bga.com>
From: Dr. Bill Studenmund <wrstuden@loki.stanford.edu>
List: port-mac68k
Date: 08/17/1998 16:08:27
On Mon, 17 Aug 1998, Dave Huang wrote:
> As far as I can tell, the DMA engine used by the 68K AV Macs is
> completely different from the ones in any of the PowerMacs...
I thought that the NuBus powermacs used the same DMA engine, though that
was just a suposition based on the fact they're supposedly Quadras w/ new
CPU's... I know DBDMA (Descriptor Block DMA) is a PCI-PowerMac only thing.
Take care,
Bill