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Date:      Sun, 26 Sep 2010 00:49:16 +0200
From:      Polytropon <freebsd@edvax.de>
To:        FreeBSD <freebsd-questions@freebsd.org>
Cc:        Carmel <carmel_ny@hotmail.com>
Subject:   Re: Unable to access CDROM device to play music
Message-ID:  <20100926004916.dc8523ad.freebsd@edvax.de>
In-Reply-To: <BLU0-SMTP12880090B83B04B9FCB68D393630@phx.gbl>
References:  <BLU0-SMTP12880090B83B04B9FCB68D393630@phx.gbl>

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On Sat, 25 Sep 2010 17:32:27 -0400, Carmel <carmel_ny@hotmail.com> wrote:
> I have tries several different disks, all with the same results. These
> CDs work fine on my Windows machines.
> 
> I used information at URL:
> 
> http://www.freebsd.org/doc/handbook/creating-cds.html
> 
> 18.6.9 Using the ATAPI/CAM Driver
> 
> This worked fine on my previous version of FreeBSD.

I'm also using this setup for many years now.



> Now, entering the
> command:
> 
> 	mount -t cd9660 /dev/cd0 /mnt
> 
> Gets me this error message:
> 
> mount_cd9660: /dev/cd0: Input/output error

Does this refer to an audio CD? In that case: Won't work.

Mounting a data CD (ISO-9660 filesystem) _should_ work. From the
error message, I don't think you have permission problems, but make
sure that - as you're using ATAPICAM - have sufficient permissions
for /dev/cd*, /dev/xpt* and /dev/pass*.

Have you tried mounting using the ATAPI driver?

	# mount -o ro -t cd9660 /dev/acd0 /mnt

Does this work for data CDs?



> MPlayer cannot play a file from a CD because it never finds a CD to
> use. It did work previously.

Okay, seems that you're accessing the audio CD by mplayer, I now
understand. You can specify -dvd-device <dev> as a command line
parameter for mplayer to indicate which drive to use. Oh, and
many programs use $CDROM and $CDPLAYER environment variables.



> > Are you accessing the drive by ATAPI or ATAPICAM?
> 
> ATAPICAM

To make sure there are no other problems, try with ATAPI, too,
as shown above.




-- 
Polytropon
Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...



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