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Date:      Wed, 10 Sep 1997 17:24:23 -0400 (EDT)
From:      John Dowdal <jdowdal@destiny.erols.com>
To:        "Jay M. Richmond" <jayrich@room101.sysc.com>
Cc:        freebsd-stable@FreeBSD.ORG, freebsd-questions@FreeBSD.ORG
Subject:   Re: mount cdrom returns "input/output error"
Message-ID:  <Pine.BSF.3.95q.970910172201.6892A-100000@destiny.erols.com>
In-Reply-To: <Pine.BSF.3.96.970910133854.262A-100000@room101.sysc.com>

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I get the same error on a cvsup'd stable, downloaded around 9-1-97.  I can
not "mount -o ro -t cd9660 /dev/worm0c /mnt" without getting a IO error.
I used to be able to mount this, using the same kernel config.  The drive
is a HP 4020i CD writer.  It is possible for me to do dd if=/dev/rworm0
of=/dev/null bs=32k and read the whole CD; don't know if I can write cd's
or not with this version because I haven't tried.

John

On Wed, 10 Sep 1997, Jay M. Richmond wrote:

> Please note: since I posted this I've also tried putting the CD-ROM on the
> primary controller and configuring it as a slave... same result.
> 
> Thanks again for your time,
> Jay
> jayrich@sysc.com
> 
> On Wed, 10 Sep 1997, Charlie ROOT wrote:
> 
> > Hello--
> > 
> > I searched the FAQ and handbook for an answer to this before asking, but I
> > still apologize in advance if this is a "stupid question."
> > 
> > Here's the situation...
> > 
> > Ever since I upgraded to 2.2-STABLE, I am unable to mount any CD-ROM's
> > that I have (I tested this by going back to the 2.2.2-RELEASE kernel and
> > the CD-ROM worked great, unfortunately, I need 2.2-STABLE for some other
> > fixes.)  I am sure the CD-ROM is working fine and the CD is OK.
> > 
> > When I mount the CD, it says:
> > 
> > # mount -t cd9660 /dev/wcd0a /cdrom
> > cd9660: /dev/wcd0a: Input/output error
> > 
> > The drive is on the second IDE channel as a SLAVE, without a master (this
> > worked fine before with 2.2.2-RELEASE, has there been a change?).
> > 
> > I also double checked my source configuration files as well:
> > 
> > controller 	wdc1	at isa? port "IO_WD2" bio irq 15 vector wdintr
> > disk 		wd2	at wdc1 drive 0
> > disk		wd3	at wdc1 drive 1
> > 
> > options 	ATAPI
> > options 	ATAPI_STATIC
> > device		wcd0
> > 
> > I also have it set up for the primary controller.  This is the same
> > configuration that was in GENERIC for 2.2.2-RELEASE on my system.
> > 
> > The drive is detected on boot up too:
> > 
> > /kernel: wdc1: unit 1 (atapi): <FX801S/X01>, removable, intr, dma, iordis
> > 
> > I've also searched the mailing list archives, and most of the time the
> > error is due to the device not being recognized or a CD not being in the
> > drive, etc.  However, none of that applies here.
> > 
> > My question is: is there something in 2.2-STABLE that's changed that I
> > would need to make other changes to my OS to make the CD work?
> > 
> > I don't subscribe to the freebsd-questions or freebsd-stable mailing
> > lists, so please send a copy of your reponse to me via e-mail.
> > 
> > Thank you very much for your time,
> > 
> > Jay
> > jayrich@sysc.com
> 
> 
> 




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