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Date:      Thu, 4 Dec 1997 17:11:26 -0800 (PST)
From:      Doug White <dwhite@gdi.uoregon.edu>
To:        "Jay M. Richmond" <jayrich@room101.sysc.com>
Cc:        freebsd-questions@FreeBSD.ORG, freebsd-current@FreeBSD.ORG
Subject:   Re: stable patched for bus mastering
Message-ID:  <Pine.BSF.3.96.971204171028.5326I-100000@gdi.uoregon.edu>
In-Reply-To: <Pine.BSF.3.96.971201174358.803A-100000@room101.sysc.com>

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On Mon, 1 Dec 1997, Jay M. Richmond wrote:

> Hello,
> I've got the follow error on my -stable system that was recently (and
> finally patched successfully for bus mastering, or so I thought):
> I get the following kernel probe messages on boot up:
> 
> sff80380 <Intel PIIX3 Bus-master IDE controller> rev 0 on pci0:7:1
> sff8038: warning, ide0:1 not configured for DMA?
> sff8038: warning, ide1:1 not configured for DMA?
> 
> Sorry for the double post and the post to -current, but apparently these
> are -current drivers at the heart.
> 
> What does this indicate? Do I need to change something in my BIOS or
> hardware configuration?

You can set the device flags on the disks to enable DMA accesses:

flags 0xa0ffa0ff 

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major





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