Date: Mon, 21 Jul 2003 16:49:31 +0200
From: Jens Axboe <axboe@suse.de>
To: Adrian Bunk <bunk@fs.tum.de>
Cc: "Robert P. J. Day" <rpjday@mindspring.com>,
       Linux kernel mailing list <linux-kernel@vger.kernel.org>,
       Dave Jones <davej@codemonkey.org.uk>
Subject: Re: how to use "ATAPI:" protocol for IDE CD/RWs??
Message-ID: <20030721144930.GG12516@suse.de>
References: <Pine.LNX.4.53.0307200606120.17848@localhost.localdomain> <20030720122653.C22265@ss1000.ms.mff.cuni.cz> <20030720222854.GI26422@fs.tum.de>
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On Mon, Jul 21 2003, Adrian Bunk wrote:
> On Sun, Jul 20, 2003 at 12:26:53PM +0200, Rudo Thomas wrote:
> > >   are there known problems with trying to access IDE CD/RWs directly
> > > through the IDE drivers, rather than using SCSI emulation?  i've tried
> > > testing cdrecord using the "dev=ATAPI:x,y,z" option, and am having
> > > no luck.
> > 
> > Take a look at
> > http://www.codemonkey.org.uk/post-halloween-2.5.txt
> > 
> > Excerpt:
> > 
> > CD Recording.
> > ~~~~~~~~~~~~
> > - Jens Axboe added the ability to use DMA for writing CDs on
> >   ATAPI devices. Writing CDs should be much faster than it
> >   was in 2.4, and also less prone to buffer underruns and the like.
> > - Updated cdrecord in rpm and tar.gz can be found at
> >   *.kernel.org/pub/linux/kernel/people/axboe/tools/
> >...
> 
> @Dave:
> What about writing "You need cdrecord >= 2.0 for this." instead?

We already cleared this with Joerg some weeks ago, I'm sure the next
version of the post-halloween document will reflect reality. You need
1.11a38 or newer.

-- 
Jens Axboe

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