CD-ROM Issues

[vlok stone]

i see under your fstab it has  is09960 it should be
iso9660 the 0 infront of the nine may be causing linux
to think the file system type is 09960 rather than
9660. try cahnging the number 0 to the to the letter o
and see waht happens. 


--- Robert Dege <rdege at cse.Buffalo.EDU> wrote:
> 
> A few to check:
> 
> *) See if your kernel supports iso9660 (try to
> insmod the kernel
> module.... assuming it's built as a kernel module :)
> 
> 
> *) ensure that /cdrom directory exists & is
> writable, or not already
> mounted by another device.
> 
> 
> *) The cd-rom that you're trying to mount is in good
> condition.  If you
> can boot with the knoppix cd, use that disc to mount
> during this debugging
> process.
> 
> 
> *) Your dd process that you mentioned below should
> be /dev/hdc, not
> /dev/cdrom.  Or, cd /dev && ln -s hdc cdrom.
> 
> 
> -Rob
> 
> > Hey All,
> >
> > I've been lurking on the mailing list for about a
> month now, am hoping
> > you can help me with an inexplicable issue with my
> cdrom drive. Sorry
> > about the length of this message, but I'm trying
> to include all relevant
> > info.
> >
> > The short version is that whenever I put in a cd
> and try to mount it, my
> > computer hard crashes. If I fiddle with /etc/fstab
> a bit and change the
> > fstype to 'auto' instead of 'iso9660', it doesn't
> crash and I get an
> > error message instead (details below).
> >
> > I'm running debian unstable (sid) fully up to date
> (I ran 'apt-get
> > update' then 'apt-get dist-upgrade' today), on a
> 2.4.22 kernel.
> > matt at mongoose:~$ uname -a
> > Linux mongoose 2.4.22 #2 Thu Nov 6 20:41:31 EST
> 2003 i686 GNU/Linux
> >
> > I'm pretty sure the permissions to /dev/hdc are
> not the problem, as I've
> > tried mounting both as me (matt, who is a member
> of the audio group) and
> > as root. Permissions are as follows:
> >
> > matt at mongoose:~$ ls -al /dev/hdc
> > brw-rw----    1 root     audio     22,   0 Jul  5 
> 2000 /dev/hdc
> >
> > My entry in /etc/fstab is:
> > /dev/hdc        /cdrom          auto   
> defaults,ro,user 	0 0
> >
> > but this entry causes the system to lock up on
> mounting:
> > /dev/hdc        /cdrom          is09660 
> defaults,ro,user	0 0
> >
> > Here's what I get when I attempt to mount:
> > matt at mongoose:~$ mount /cdrom/
> > /dev/hdc: Input/output error
> > mount: I could not determine the filesystem type,
> and none was specified
> >
> > The kernel is detecting the drive at boot, I get
> these messages from
> > kern.log:
> > Nov  6 23:05:21 mongoose kernel: hdc: SAMSUNG
> SCR-3232, ATAPI CD/DVD-ROM
> > drive
> > Nov  6 23:05:21 mongoose kernel: hdc: attached
> ide-cdrom driver.
> > Nov  6 23:05:21 mongoose kernel: hdc: ATAPI 32X
> CD-ROM drive, 128kB
> > Cache, DMA
> > Nov  6 23:05:21 mongoose kernel: Uniform CD-ROM
> driver Revision: 3.12
> >
> > As suggested over at the LDP CDROM-HOWTO, I tried
> these commands and got
> > the following results:
> > matt at mongoose:~$ dd if=/dev/cdrom of=/dev/null
> bs=2048
> > dd: reading `/dev/cdrom': Input/output error
> > 0+0 records in
> > 0+0 records out
> > 0 bytes transferred in 3.295555 seconds (0
> bytes/sec)
> > matt at mongoose:~$ dd if=/dev/hdc of=/dev/null
> bs=2048
> > dd: reading `/dev/hdc': Input/output error
> > 0+0 records in
> > 0+0 records out
> > 0 bytes transferred in 4.065978 seconds (0
> bytes/sec)
> >
> > The thing that really confuses me is that my cd
> drive worked fine a few
> > months ago (this has been an ongoing problem), but
> it worked perfectly
> > when I put in a Knoppix CD last night and booted
> off that. So it's
> > definitely something wrong with my kernel or
> system configuration, but I
> > can't figure out what.
> >
> > Thanks in advance for your help!
> > ~Matt
> >
> >
> >
>
****************************************************************************
> > "Technological progress has merely provided us
> with more efficient means
> > for going backwards."
> > -Aldous Huxley
> >
>
****************************************************************************
> >         Matthew D. Cristantello
> >         matt at crazy42.org
> >         716-472-3833 (cell)
> >         AIM: Matt977
> >
>
****************************************************************************
> >
> >
> 
> 
> 
> Dege
> 
> I'm just not up2date on my al-kee-hol-*hic* lingo
> Although, I do have that slurring part down ;)


=====
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