Date: Thu, 25 Apr 1996 13:26:26 -0700 (PDT) From: Doug White <dwhite@riley-net170-164.uoregon.edu> To: Tony Kimball <alk@Think.COM> Cc: questions@freebsd.org Subject: Re: bounce buffers Message-ID: <Pine.BSF.3.91.960425132517.23340C-100000@riley-net170-164.uoregon.edu> In-Reply-To: <199604250653.BAA01917@compound.Think.COM>
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On Thu, 25 Apr 1996, Tony Kimball wrote: > > Under what circumstances are bounce buffers indicated? > Are they not indicated in all systems using >16MB DRAM? > My impression was that all such systems would require > bounce buffers in order to support DMA generally, while > no other systems would require bounce buffers. AFAIK they are only needed for machines with more that 16MB of RAM. Otherwise you can leave them out. They don't cause any problems on machines they don't help though. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major
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