Help with cd writing scsi error?

Jerry Quinn jquinn at
Tue Aug 3 05:58:58 EST 1999

>> "Simon" == Simon Piette <spiette at> writes:

 Simon> Jerry Quinn wrote:
 >> Hi all.  I'm trying to burn an audio CD on a stock 2.2.10
 >> kernel on a Powercenter (R5 dist).  The generic SCSI driver is built as a
 >> module.  I'm using cdrecord-1.8a24, the latest I could find (1.8a21 gives
 >> the same error).  I'm setting shmmax to 16M.  My burner is a Panasonic
 >> CW-7502 with rev 4.17 firmware.
 >> Basic info gathering from the drive seems to work fine.  I can extract
 >> digital audio as well.  I pulled one track off a disc to use as a writing
 >> test.  To do the test I try the following with a CDR blank in the drive:
 >> cdrecord dev=3,0 -dummy -audio track.wav
 >> I get the following error -
 >> cdrecord Input/output error.  read track info: scsi sendcmd: retryable
 >> error CDB: 52 01 00 00 00 FF 00 00 1C 00 status: 0x2 (CHECK CONDITION)
 >> Sense Bytes: 70 00 05 00 00 00 0A 00 00 00 00 64 00 00 00 Sense Key: 0x5
 >> Illegal Request, Segment 0 Sense Code: 0x64 Qual 0x00 (illegal mode for
 >> this track) Fru 0x0 Sense flags: Blk 0 (not valid) cmd finished after
 >> 0.003s timeout 240s
 >> cdrecord says it is using generic SCSI-3/mmc cdr driver (mmc_cdr) and
 >> driver flags are SWABAUDIO.
 >> Any ideas?

 Simon> Could you try :

 Simon> $ cdrecord dev=3,0,0 fs=3800k -dummy -audio track.wav

I'll give this a try next (except for dev - see below).  Should the smaller
buffer be required even when shmmax is 16 meg?

 Simon> Arguments for dev: bus, id, lun

 Simon> Have you 3 scsi buses and your cd-burner is at id 0 on your last
 Simon> detected bus?

dev=3,0 has default bus 0, no?  Other cdrecord operations are happy with
this and seem to talk to the drive reasonably.


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