Date: Tue, 19 Aug 1997 12:46:01 +0200 (MET DST) From: Luigi Rizzo <luigi@labinfo.iet.unipi.it> To: hasty@rah.star-gate.com (Amancio Hasty) Cc: smp@csn.net, multimedia@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: isa_dmastatus Message-ID: <199708191046.MAA11374@labinfo.iet.unipi.it> In-Reply-To: <199708181630.JAA04190@rah.star-gate.com> from "Amancio Hasty" at Aug 18, 97 09:30:01 am
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> > So in the end, I think that our isa_dma routines probably do not work > > with auto mode _and_ bounce buffers, indipendently of the checks on the > > dma_busy/dma_inuse flags. > > > > We can temporarily bypass the problem by making the DMA routines fail > > if auto mode is requested and a bounce buffer needs to be used for the > > channel. > > Your analisys is good. Whats left now, provided that the rest of the > team agrees on your proposed solution, is who is going to write > the code and when? since I am not using auto dma I won't be able to test anything... amancio can you volunteer on writing the code ? I won't be able to do that before the beginning of september. Cheers Luigi
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