Messages in this thread | | | Date | Tue, 3 Feb 2004 20:51:16 +0100 | From | Martin Povolný <> | Subject | Re: 2.6.0, cdrom still showing directories after being erased |
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Dne: Tue, Feb 03, 2004 at 01:09:45PM -0600, Derek Foreman napsal: > > Just making cdrecord -eject at the end of the process will probably > workaround what is almost certainly a hardware bug. or just eject the > disc by hand before attempting to re-use it.
yes, -eject helps, as well as ejecting manually or ejecting using 'eject'
> > I had an old writer that did much the same thing. After burning a disc, > it would still see it as blank until you ejected and reloaded. > > to Martin: > Does cdrecord -toc still show a valid toc after you blank the disc? > (definately buggy hardware)
no, it does not:
$ cdrecord -dev=/dev/cdrom -toc Cdrecord-Clone 2.01a19 (i686-pc-linux-gnu) Copyright (C) 1995-2003 Jörg Schilling scsidev: '/dev/cdrom' devname: '/dev/cdrom' 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' Device type : Removable CD-ROM Version : 0 Response Format: 1 Vendor_info : 'HL-DT-ST' Identifikation : 'RW/DVD GCC-4480B' Revision : '1.00' Device seems to be: Generic mmc2 DVD-ROM. Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr). Driver flags : MMC-2 SWABAUDIO BURNFREE Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P RAW/R96R cdrecord.mmap: Success. read toc: scsi sendcmd: no error CDB: 43 00 00 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) resid: 4 cmd finished after 0.000s timeout 40s cdrecord.mmap: Cannot read TOC header cdrecord.mmap: Cannot read TOC/PMA pie:martin:~
but I can still mount it, and see the erased data:
pie:martin:~ $ mount /cdrom/ pie:martin:~ $ ls /cdrom/ Beskydy2003-2004
> > And does ejecting and reloading the disc make things work as expected?
it does
-- Martin Povolný, xpovolny@fi.muni.cz, http://www.fi.muni.cz/~xpovolny - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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