Date: Sat, 23 Jun 2007 13:13:59 +0200 From: Ulrich Spoerlein <uspoerlein@gmail.com> To: Doug Barton <dougb@FreeBSD.org> Cc: current@FreeBSD.org Subject: Re: Cannot access retail DVDs with external drive Message-ID: <20070623111359.GA1511@roadrunner.q.local> In-Reply-To: <467C44C7.7060809@FreeBSD.org> References: <20070621182046.GB1486@roadrunner.q.local> <467C44C7.7060809@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Doug Barton wrote:
> Ulrich Spoerlein wrote:
> > Hi all,
> >
> > the following drive, when attached via USB (or Firewire) fails to do
> > _anything_ with retail DVDs. I can read burned CDs just fine, however.
> >
> > cd0 at umass-sim0 bus 0 target 0 lun 0
> > cd0: <PLEXTOR DVDR PX-755A 1.06> Removable CD-ROM SCSI-0 device
> > cd0: 40.000MB/s transfers
> > cd0: cd present [2042992 x 2048 byte records]
> >
> > (cd0:umass-sim0:0:0:0): READ TOC/PMA/ATIP {MMC Proposed}. CDB: 43 0 0 0 0 0 1 0 c 0
> > (cd0:umass-sim0:0:0:0): CAM Status: SCSI Status Error
> > (cd0:umass-sim0:0:0:0): SCSI Status: Check Condition
> > (cd0:umass-sim0:0:0:0): ILLEGAL REQUEST asc:24,0
> > (cd0:umass-sim0:0:0:0): Invalid field in CDB
> > (cd0:umass-sim0:0:0:0): Unretryable error
> >
> > This is with a recent kernel, and I'd like to know, if there are any
> > knobs I could/should try to debug this further.
>
> It was suggested recently that trying to access the DVD with something
> like mplayer first would do the magic that you require. You would need
> to do this with each new DVD that you insert.
This is strange, considering this is a data DVD and has no CSS code on
it, whatsoever. Are you sure, the mplayer things applies to non-video
DVDs, too?
I mean, even dd(1) on such media fails.
I wont get to it this weekend, but will try mplayer as you suggested,
thanks.
Ulrich Spoerlein
--
"The trouble with the dictionary is you have to know how the word is
spelled before you can look it up to see how it is spelled."
-- Will Cuppy
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20070623111359.GA1511>