Re: dvd + cdrw + modules = problems
You need to use scsi emulation to enable cdwritind.
cdrecord -scanbus scans the scsi bus. See the CDWriting
HOWTO.
-jackp
--- Conrad Newton <conrad.newton@broadpark.no> wrote:
> I have been trying to set things up with a DVD on hdc and
>
> a CD-burner on hdd using modules, but without success.
>
> I am using Debian/unstable with kernel 2.4.20 configured
> in
> the same way as the Debian package
> kernel-image-2.4.20-686,
> that is with a highly modular kernel. I am willing to
> believe that things might work more easily if I compiled
> in support for the DVD and CD-burners, but for the
> present
> I am stubborn and would like to make it work with
> modules.
>
> Although the DVD-drive works as expected, the CD-burner
> does not work properly. For example,
>
> conrad@viszla:~$ su
> Password:
> viszla:/home/conrad# cdrecord -scanbus
> Cdrecord 2.01a04 (i686-pc-linux-gnu) Copyright (C)
> 1995-2002 Jörg Schilling
> cdrecord: No such file or directory. Cannot open
> '/dev/pg*'. Cannot open SCSI driver.
> cdrecord: For possible targets try 'cdrecord -scanbus'.
> Make sure you are root.
> cdrecord: For possible transport specifiers try 'cdrecord
> dev=help'.
> cdrecord: Also make sure that you have loaded the sg
> driver and the driver for
> cdrecord: SCSI hardware, eg. ide-scsi if you run
> IDE/ATAPI drives over
> cdrecord: ide-scsi emulation. Read
> /usr/share/doc/cdrecord/README.ATAPI.setup!
>
> -------------------------------------------
> My modules:
>
> Module Size Used by Not tainted
> sg 33132 0 (unused)
> ide-scsi 8848 0
> ide-cd 30596 0
> cdrom 29600 0 [ide-cd]
> scsi_mod 94804 2 [sg ide-scsi]
> reiserfs 182544 2 (autoclean)
> isofs 26548 0 (autoclean)
> vfat 10860 0 (autoclean)
> fat 32760 0 (autoclean) [vfat]
> ext2 35616 0 (autoclean)
> ext3 65408 0 (autoclean)
> jbd 42368 0 (autoclean) [ext3]
> ide-disk 12704 3 (autoclean)
> ide-probe-mod 9808 0 (autoclean)
> ide-mod 173608 3 (autoclean) [ide-scsi
> ide-cd ide-disk ide-probe-mod]
>
> --------------------------------------------
> Boot messages:
>
> Kernel command line: root=/dev/hda6 hdd=ide-scsi
> ignore=hdd
> --
> SIS5513: IDE controller on PCI bus 00 dev 15
> SIS5513: chipset revision 208
> SIS5513: not 100% native mode: will probe irqs later
> SiS5513
> ide0: BM-DMA at 0xff00-0xff07, BIOS settings:
> hda:DMA, hdb:DMA
> ide1: BM-DMA at 0xff08-0xff0f, BIOS settings:
> hdc:DMA, hdd:DMA
> hda: ST380021A, ATA DISK drive
> hdc: SAMSUNG DVD-ROM SD-616T, ATAPI CD/DVD-ROM drive
> hdd: LITE-ON LTR-40125S, ATAPI CD/DVD-ROM drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> ide1 at 0x170-0x177,0x376 on irq 15
> hda: 156301488 sectors (80026 MB) w/2048KiB Cache,
> CHS=155061/16/63
> Partition check:
> /dev/ide/host0/bus0/target0/lun0: [PTBL] [9729/255/63]
> p1 p2 p3 p4 < p5 p6 p7 p8 p9 p10 p11 p12 >
> Journalled Block Device driver loaded
> VFS: Can't find ext3 filesystem on dev ide0(3,6).
> VFS: Can't find ext2 filesystem on dev ide0(3,6).
> FAT: bogus logical sector size 0
> VFS: Can't find a valid FAT filesystem on dev 03:06.
> Unable to identify CD-ROM format.
> reiserfs: checking transaction log (device 03:06) ...
> Using r5 hash to sort names
> ReiserFS version 3.6.25
> Adding Swap: 2048248k swap-space (priority -1)
> Real Time Clock Driver v1.10e
> SCSI subsystem driver Revision: 1.00
> hdc: ATAPI 48X DVD-ROM drive, 512kB Cache
> Uniform CD-ROM driver Revision: 3.12
> hdd: ATAPI 48X CD-ROM CD-R/RW drive, 1984kB Cache
> scsi0 : SCSI host adapter emulation for IDE ATAPI devices
>
>
> --
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