[8907] in linux-scsi channel archive
Re: Problems playing video-cd's with plextor cdrom
daemon@ATHENA.MIT.EDU (Nick Brok)
Sat May 27 13:38:48 2000
Date: Sat, 27 May 2000 19:33:35 +0200
From: Nick Brok <nick@iae.nl>
To: Jens Axboe <axboe@suse.de>
Cc: linux-scsi@vger.rutgers.edu
Message-ID: <20000527193335.A342@atx.nbrok.iaehv.nl>
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In-Reply-To: <20000527144731.D3638@suse.de>; from axboe@suse.de on Sat, May 27, 2000 at 02:47:31PM +0200
On Sat, May 27, 2000 at 02:47:31PM +0200, Jens Axboe wrote:
> On Sat, May 27 2000, Nick Brok wrote:
> > I tested it as requested, without any possitive results.
> > My Plextor cdrom drive is not recognized as a MMC drive....
> >
> > This is very strange isn't it? vcdread won't work also... (compiled for my
> > kernel.. in this case the 2.4.0-test1 kernel.)
> > MTV doesn't recognize a videocd also... but that could be a problem of MTV.
> > I mailed them, but still no answer :-(
> > Tell me what you want to know to solve this problem.
>
> It does look odd, I'd say it looks as if your Plextor is failing the
> MODE_SENSE that we use to gather information on what a particular
> drive supports. Hmm, could you try this patch? We need a bit
> more info.
>
> --
> * Jens Axboe <axboe@suse.de>
> * Linux CD/DVD-ROM, SuSE Labs
> * http://kernel.dk
I Inserted your patch, it says the following:
sym53c8xx: at PCI bus 0, device 10, function 0
sym53c8xx: setting PCI_COMMAND_PARITY...(fix-up)
sym53c8xx: 53c810a detected
sym53c810a-0: rev 0x23 on pci bus 0 device 10 function 0 irq 5
sym53c810a-0: ID 7, Fast-10, Parity Checking
sym53c810a-0: restart (scsi reset).
scsi0 : sym53c8xx - version 1.5m
scsi : 1 host.
Vendor: PLEXTOR Model: CD-ROM PX-40TS Rev: 1.11
Type: CD-ROM ANSI SCSI revision: 02
Detected scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
Vendor: MATSHITA Model: CD-R CW-7502 Rev: 4.17
Type: CD-ROM ANSI SCSI revision: 02
Detected scsi CD-ROM sr1 at scsi0, channel 0, id 4, lun 0
Vendor: IOMEGA Model: ZIP 100 Rev: J.03
Type: Direct-Access ANSI SCSI revision: 02
Detected scsi removable disk sda at scsi0, channel 0, id 5, lun 0
scsi : detected 2 SCSI cdroms 1 SCSI disk total.
sym53c810a-0-<0,*>: FAST-10 SCSI 10.0 MB/s (100 ns, offset 8)
sr0: CDROM (ioctl) reports ILLEGAL REQUEST. <-- looks like this is the reason! ;-)
Mode Sense 00 2a 00 80 00
[valid=0] Info fld=0x0, Current sr00:00: sense key Illegal Request
Additional sense indicates Invalid field in cdb
Uniform CD-ROM driver Revision: 3.08
sym53c810a-0-<4,*>: FAST-10 SCSI 10.0 MB/s (100 ns, offset 8)
sr1: scsi3-mmc drive: 8x/8x writer xa/form2 cdda tray
sym53c810a-0-<5,*>: target did not report SYNC.
SCSI device sda: hdwr sector= 512 bytes. Sectors= 196608 [96 MB] [0.1 GB]
sda: Write Protect is off
sda: sda4
Serial driver version 4.93 (2000-03-20) with MANY_PORTS SHARE_IRQ SERIAL_PCI enabled
I Hope this will help you...
Greetings,
Nick Brok
--
Berliozlaan 1 NL5654 SM Eindhoven The Netherlands
ICQ:48844045 Email: nick@iae.nl
Tel: +31-40-2528917 Fax: +31-40-8441821
GSM: +31-650864200
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