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Date:      Wed, 10 Nov 1999 20:35:31 +0100 (CET)
From:      Søren Schmidt <sos@freebsd.dk>
To:        Hans.Zuidam@nl.origin-it.com (Zuidam, Hans)
Cc:        hackers@FreeBSD.ORG ('hackers@freebsd.org')
Subject:   Re: CD-ROM on Compaq Deskpro
Message-ID:  <199911101935.UAA32032@freebsd.dk>
In-Reply-To: <9B7E8CE3E214D311A3050008C7A4BDDB9346C4@nlehx061.ehvvon.nl.origin-it.com> from "Zuidam, Hans" at "Nov 10, 1999 08:06:22 pm"

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It seems Zuidam, Hans wrote:
> Hi,
> 
> Further investigating the reason why the CD-ROM is not accessible
> on a Compaq Deskpro EN (changing the machine was not an option,)
> I've found the following:
> 
> 	o The CD-ROM drive is on the secondary IDE controller,
> 	  there is no primary controller.  The HD is on a SCSI
> 	  controller (ah2940);
> 
> 	o If the drive is jumpered as a slave, the secondary IDE
> 	  controller is not found by the wdc code, very weird;
> 
> 	o If the driver is jumpered as either a master or with
> 	  cable select the secondary IDE controller is found, the
> 	  wdc1 controller and the drive are found but subsequently
> 	  not accessible.

This is a known "feature" of the old wd based driver, if you are/can
use -current, use the new ata driver, that should do the trick.

-Søren


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