>after reporting this problem, someone pointed me that I should try
>without DAO, I have tried this:
>mkisofs -dvd-video -V $1 $2 | cdrecord-prodvd driveropts=burnfree -dummy -v dev=/dev/hdc fs=64m speed=1 -eject tsize={$SIZE}s -
>And got this:
>Cdrecord-ProDVD-Clone 2.0 (i586-pc-linux-gnu) Copyright (C) 1995-2002 Jörg Schilling
>Unlocked features: ProDVD Clone 
>Limited  features: speed 
>This copy of cdrecord is licensed for: private/research/educational_non-commercial_use
>TOC Type: 1 = CD-ROM
>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'
>Driveropts: 'burnfree'
>atapi: 1
>Device type    : Removable CD-ROM
>Version        : 2
>Response Format: 2
>Capabilities   : 
>Vendor_info    : 'SONY    '
>Identifikation : 'DVD RW DRU-500A '
>Revision       : '1.0f'
>Device seems to be: Generic mmc2 DVD-R/DVD-RW.
>Using generic SCSI-3/mmc-2 DVD-R/DVD-RW driver (mmc_dvd).
>Driver flags   : DVD SWABAUDIO BURNFREE 
>Supported modes: TAO PACKET SAO SAO/R96R RAW/R96R
>Drive buf size : 8126464 = 7936 KB
>FIFO size      : 67108864 = 65536 KB
>Track 01: data  4001 MB        
>Total size:     4001 MB = 2048512 sectors
>Current Secsize: 2048
>Blocks total: 2298496 Blocks current: 2298496 Blocks remaining: 249984
>Starting to write CD/DVD at speed 1 in dummy TAO mode for single session.
>Last chance to quit, starting dummy write in 9 seconds.  0.24% done, estimate finish Tue Jan 21 23:09:02 2003
>   8 seconds.  0.49% done, estimate finish Tue Jan 21 23:09:03 2003
>   7 seconds.  0.73% done, estimate finish Tue Jan 21 23:06:46 2003
>   6 seconds.  0.98% done, estimate finish Tue Jan 21 23:07:21 2003
>   5 seconds.  1.22% done, estimate finish Tue Jan 21 23:07:41 2003
>   4 seconds.  1.46% done, estimate finish Tue Jan 21 23:07:55 2003
>   0 seconds. Operation starts.
>Waiting for reader process to fill input buffer ... input buffer ready.
>BURN-Free is ON.
>Starting new track at sector: 0
>Track 01:    4 of 4001 MB written (fifo  96%)  16.1x.cdrecord-prodvd: Success. write_g1: scsi sendcmd: no error
>CDB:  2A 00 00 00 08 B8 00 00 1F 00
>status: 0x1 (GOOD STATUS)
>resid: 63488
>cmd finished after 0.008s timeout 100s
I can't tell you what happened because the kernel is broken :-(
If you fix the kernel, you will get a readble error message,
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.fhg.de		(work) chars I am J"org Schilling
 URL:  http://www.fokus.fhg.de/usr/schilling   ftp://ftp.berlios.de/pub/schily
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