Re: cdrecord-ProDVD and Liteon DVDRW LDW-451S?
>From: Anssi Saari <as@sci.fi>
>My Teac DV-W50E, actually a rebadged Pioneer 105, gave up the ghost,
>so I quickly got a LiteOn LDW-451S DVD writer. It works fine in Windows
>XP and Nero for DVD writing, but cdrecord-ProDVD in Linux doesn't seem
>to think it's a DVD writer at all.
>For example:
>$ ./cdrecord-wrapper.sh dev=/dev/hdc -v /mnt/work/test
>Cdrecord-ProDVD-Clone 2.01a23-2 (i686-pc-linux-gnu) Copyright (C) 1995-2003 Jörg Schilling
>Unlocked features: ProDVD Clone
>Limited features:
>This copy of cdrecord is licensed for: private/research/educational_non-commercial_use
>TOC Type: 1 = CD-ROM
>./cdrecord-ProDVD: Operation not permitted. WARNING: Cannot do mlockall(2).
>./cdrecord-ProDVD: WARNING: This causes a high risk for buffer underruns.
>./cdrecord-ProDVD: Operation not permitted. WARNING: Cannot set RR-scheduler
>./cdrecord-ProDVD: Permission denied. WARNING: Cannot set priority using setpriority().
>./cdrecord-ProDVD: WARNING: This causes a high risk for buffer underruns.
>scsidev: '/dev/hdc'
>devname: '/dev/hdc'
>scsibus: -2 target: -2 lun: -2
>Warning: Open by 'devname' is unintentional and not supported.
>Linux sg driver version: 3.5.27
>Using libscg version 'schily-0.7'.
>SCSI buffer size: 64512
>atapi: 1
>Device type : Removable CD-ROM
>Version : 0
>Response Format: 2
>Capabilities :
>Vendor_info : 'LITE-ON '
>Identifikation : 'DVDRW LDW-451S '
>Revision : 'GSB6'
>Device seems to be: Generic mmc2 DVD-ROM.
>Current: DVD-R sequential recording
>Profile: DVD+R
>Profile: DVD+RW
>Profile: DVD-RW sequential overwrite
>Profile: DVD-RW restricted overwrite
>Profile: DVD-R sequential recording (current)
>Profile: DVD-ROM
>Profile: CD-RW
>Profile: CD-R
>Profile: CD-ROM
>./cdrecord-ProDVD: Sorry, no supported CD/DVD-Recorder found on this target.
>Any help? Result is the same if I use ide-scsi and dev=1,0,0 instead or
>run as root, although with less warnings.
This is caused by the fact thet the drive is lying about it's features.
I just created a new version 2.01a24 for Linux and downloaded it to:
ftp://ftp.berlios.de/pub/cdrecord/ProDVD/
that tries to work around this firmware bug.
Please test and report.
Jörg
--
EMail:joerg@schily.isdn.cs.tu-berlin.de (home) Jörg Schilling D-13353 Berlin
js@cs.tu-berlin.de (uni) If you don't have iso-8859-1
schilling@fokus.fraunhofer.de (work) chars I am J"org Schilling
URL: http://www.fokus.fraunhofer.de/usr/schilling ftp://ftp.berlios.de/pub/schily
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