Date: Mon, 17 Feb 1997 18:27:13 +0100 (MET) From: Luigi Rizzo <luigi@labinfo.iet.unipi.it> To: scrappy@hub.org (The Hermit Hacker) Cc: kuku@gilberto.physik.rwth-aachen.de, freebsd-hackers@freefall.freebsd.org Subject: Re: ccd and bounce buffers Message-ID: <199702171727.SAA04041@labinfo.iet.unipi.it> In-Reply-To: <Pine.BSF.3.95.970217131634.23132G-100000@thelab.hub.org> from "The Hermit Hacker" at Feb 17, 97 01:17:26 pm
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> On Mon, 17 Feb 1997, Christoph Kukulies wrote: > > > > > Is it definite that ccd doesn't work for ISA (be it SCSI or IDE) > > due to bounce buffers being required? I don't see the problem for IDE since it uses PIO mode and the CPU can access memory anywhere. Luigi -----------------------------+-------------------------------------- Luigi Rizzo | Dip. di Ingegneria dell'Informazione email: luigi@iet.unipi.it | Universita' di Pisa tel: +39-50-568533 | via Diotisalvi 2, 56126 PISA (Italy) fax: +39-50-568522 | http://www.iet.unipi.it/~luigi/ _____________________________|______________________________________
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