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Date: Tue, 2 Aug 2005 09:59:18 -0700 (PDT)
From: Garrett Cooper <youshi10@u.washington.edu>
To: Dick Hoogendijk <dick@nagual.st>
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Cc: freebsd-questions <freebsd-questions@freebsd.org>
Subject: Re: DVD burning..
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On Tue, 2 Aug 2005, Dick Hoogendijk wrote:

> On 02 Aug Marc Fonvieille wrote:
>> On Tue, Aug 02, 2005 at 11:24:59AM -0400, Jeff Mitchell wrote:
>>> On Mon, 1 Aug 2005, Chuck Swiger wrote:
>>>
>>> # Is "sysctl hw.ata.atapi_dma" set to 1?  It looks like your system
>>> isn't # able
>>>
>>> 	Aha, that seems to be it; I had slapped that into my rc.local
>>> 	with some other sysctl's (before I found out about
>>> 	/etc/sysctl.conf), and that one is read-only by that stage of
>>> 	loading. Had to be in /boot/loader.conf to 'take'.
>>>
>> [...]
>>
>> This and many other things are documented in the Handbook.
>
> True. The handbook states hw.ata.atapi_dma="1" should be in
> /boot/loader.conf, however, what about hw.ata.ata_dma? It is set to "1"
> on my fbsd-4.11-stable box but I can not find where is is set.

 	Probably just a default when you built your kernel (because IIRC 
you can specify defaults for your sysctl in the kernel config somewhere). 
Put hw.ata.ata_dma="0" in your sysctl.conf file if you _really_ want it 
turned off.
-Garrett