[Debburn-devel] Error message for command "readom -fulltoc dev=/dev/dvd"

[George Danchev]

On Wednesday 11 July 2012 10:42:13 Andreas Wagner wrote:

> Hello!

Hi,

(please avoid HTML composed messages:)

> Using command "readom -fulltoc dev=/dev/dvd" I receive the following error
> message (UDF dvd):
> 
> Read  speed: 11080 kB/s (CD  62x, DVD  8x).
> Write speed: 11080 kB/s (CD  62x, DVD  8x).
> Errno: 5 (Input/output error), read toc scsi sendcmd: no error
> CDB:  43 00 02 00 00 00 00 00 04 00
> status: 0x2 (CHECK CONDITION)
> Sense Bytes: 70 00 05 00 00 00 00 0A 00 00 00 00 24 00 00 00
> Sense Key: 0x5 Illegal Request, Segment 0
> Sense Code: 0x24 Qual 0x00 (invalid field in cdb) Fru 0x0
> Sense flags: Blk 0 (not valid)
> cmd finished after 0.005s timeout 40s
> readom: Cannot read TOC header

This is the example given in readom(1) man page, see DIAGNOSTICS section, with 
those lines vaguely explained.

> I also tried command "wodim -toc" which produces the following output:
> 
> Device was not specified. Trying to find an appropriate drive...
> Detected CD-R drive: /dev/cdrw
> Using /dev/cdrom of unknown capabilities
> Device type    : Removable CD-ROM
> Version        : 5
> Response Format: 2
> Capabilities   :
> Vendor_info    : 'hp      '
> Identification : 'CDDVDW TS-L633R '
> Revision       : '0300'
> Device seems to be: Generic mmc2 DVD-R/DVD-RW.
> Using generic SCSI-3/mmc DVD-R(W) driver (mmc_mdvd).
> Driver flags   : SWABAUDIO BURNFREE
> Supported modes: PACKET SAO
> first: 1 last 1
> track:   1 lba:         0 (        0) 00:02:00 adr: 1 control: 4 mode: -1
> track:lout lba:   1803456 (  7213824) -1:59:74 adr: 1 control: 7 mode: -1
> 
> Is this a bug? What could be the reason for this error?

If I guess it right, there is no device present on /dev/dvd for readom to 
sense. I can see that wodim has found a different drive address, have you tried 
readom with it?

> With kind regards,
> Andreas Wagner


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