Date: Wed, 21 May 1997 18:11:10 +0930 (CST) From: Michael Smith <msmith@atrad.adelaide.edu.au> To: luigi@labinfo.iet.unipi.it (Luigi Rizzo) Cc: hackers@FreeBSD.ORG Subject: Re: DMA for IDE drives ? Message-ID: <199705210841.SAA11179@genesis.atrad.adelaide.edu.au> In-Reply-To: <199705210700.JAA07522@labinfo.iet.unipi.it> from Luigi Rizzo at "May 21, 97 09:00:12 am"
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Luigi Rizzo stands accused of saying: > > one thing I have been long wondering about is whether it is possible to > add DMA support for IDE devices. I think many controllers now have this > capability, maybe some even implement it right... so, are the docs > available somewhere to try and implement DMA mode ? DMA support for at least the Intel Triton chipset was added some time back, but never integrated with the 'wd' driver. IIRC, DavidG did it. > Luigi Rizzo | Dip. di Ingegneria dell'Informazione -- ]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ ]] Genesis Software genesis@gsoft.com.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control. (ph) +61-8-8267-3493 [[ ]] Unix hardware collector. "Where are your PEZ?" The Tick [[
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