Date: Wed, 21 May 1997 03:55:26 -0700 From: David Greenman <dg@root.com> To: Michael Smith <msmith@atrad.adelaide.edu.au> Cc: luigi@labinfo.iet.unipi.it (Luigi Rizzo), hackers@FreeBSD.ORG Subject: Re: DMA for IDE drives ? Message-ID: <199705211055.DAA17279@implode.root.com> In-Reply-To: Your message of "Wed, 21 May 1997 18:11:10 %2B0930." <199705210841.SAA11179@genesis.atrad.adelaide.edu.au>
next in thread | previous in thread | raw e-mail | index | archive | help
>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. It was John Dyson, but the code had bugs and only worked on the Triton chipset. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199705211055.DAA17279>