Subject: Re: CVS commit: src/sys/arch/i386/conf
To: Manuel Bouyer <>
From: Jason Thorpe <>
List: source-changes
Date: 05/22/2004 08:09:26
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset=US-ASCII; format=flowed

On May 22, 2004, at 7:19 AM, Manuel Bouyer wrote:

> No, atabus and umass are at the same level in the config herarchy.
> Both offer a way to transfer data from/to a wd device, but do it in a 
> different
> way: atabus drive the wd device directly from its register, while
> umass talks to a ata/usb bridge which hide the ATA registers from us.

FWIW, I have always disagreed with this approach.  I would prefer that 
atabus by a common midlayer for all ATA controllers, the same way 
scsibus is for SCSI controllers.

At Wasabi, we are working on fixing this, and hope to release some code 
soon (it's not quite finished yet).

         -- Jason R. Thorpe <>

content-type: application/pgp-signature; x-mac-type=70674453;
content-description: This is a digitally signed message part
content-disposition: inline; filename=PGP.sig
content-transfer-encoding: 7bit

Version: GnuPG v1.2.3 (Darwin)