Video DVD filsystem not detected [was:Re: (no subject)]

[Roderick Greening]

Ok, that fixed the issue. lshal now shows the correct info.

So, by commenting out that block, what ill effects may this have? Will that 
break something else? Is there a better (more permanent) fix coming?

Thanks for the assist.


>From: Kay Sievers <kay.sievers at vrfy.org>
>To: Roderick Greening <roderick_greening at hotmail.com>
>CC: hal at lists.freedesktop.org
>Subject: Re: Video DVD filsystem not detected [was:Re: (no subject)]
>Date: Wed, 2 Nov 2005 17:53:39 +0100
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>On Wed, Nov 02, 2005 at 01:16:53PM -0330, Roderick Greening wrote:
> > >On Wed, Nov 02, 2005 at 12:21:27PM -0330, Roderick Greening wrote:
> > >> Ok, so I have downloaded and compiled HAL from CVS today. I have a
> > >DVD-ROM
> > >> that I'm trying to get working with KDE Media Manager, and trying to
> > >track
> > >> down the issue. Can someone look at the output from HAL below for the
> > >UDI
> > >> specific to my DVD-ROM and tell me if it looks correct and if 
>everything
> > >is
> > >> being reported that should be.
> > >>
> > >> Questionable things are
> > >>
> > >>  volume.label = ''  (string)
> > >>  volume.uuid = ''  (string)
> > >>  volume.fsversion = ''  (string)
> > >>  volume.fsusage = ''  (string)
> > >>  volume.fstype = ''  (string)
> > >>
> > >> Shouldn't the above have some values? At least shouldn't 
>volume.fstype
> > >be
> > >> 'udf' or 'iso9660' or whatever for the mounted volume? I currently 
>have
> > >a
> > >> Video DVD mounted and it's type is udf by HAL didn't report that in
> > >lshal.
> > >
> > >Seems like a firmware bug in your drive. We got several of these 
>reports
> > >recently. Try to comment out the CDROMREADTOCHDR block at:
> > >  hald/linux2/probing/probe-volume.c (line 470-487)
> > >
> > >and see if that works?
> >
> > Is the firmware bug specific to DVD media/volumes or would something 
>like
> > this affect any CD inserted?
>
>How can I know? :) The firmware may behave differently, depending on
>the kind of media. But sure the firmware is likely to be broken cause on
>most drives HAL works correctly and the things I've seen from some
>broken drives is that they report weird  block offsets if asked for the 
>start
>of the session.
>
> > The reason I ask is that if I insert a regular iso9660 CD-R disk, it is
> > detected correctly by HAL, IVMAN, and KDE (I get the nice CD Icon on my
> > desktop). Seems this happens only if I insert a DVD-R.
>
> > If this is a DVD specific firmware issue, I can certainly try commenting
> > out and recompiling to see what happens.
>
>Yeah, please try it.
>
>Thanks,
>Kay