Re: [gentoo-user-es] cdrecord

[Angel Cervera Claudio]

Angel Cervera Claudio wrote:
> ¿Alguien tiene claro cómo funciona?
>
> Según en el wiki: http://gentoo-wiki.com/HOWTO_ATAPI_CD_Burning
> {wiki}
> To burn an iso with cdrecord you will have to find out the device id.
> This is used to identify your burner on the scsi bus. Yes even for ATAPI
> drives you will need the device id. Find it by issueing the following
> command
>
> cdrecord dev=ATAPI -scanbus
>
> It will give out put like below
>
> Cdrecord-ProDVD-Clone 2.01.01a11 (x86_64-unknown-linux-gnu) Copyright
> (C) 1995-2006 Jörg Schilling
> scsidev: 'ATAPI'
> devname: 'ATAPI'
> scsibus: -2 target: -2 lun: -2
> Warning: Using ATA Packet interface.
> Warning: The related Linux kernel interface code seems to be unmaintained.
> Warning: There is absolutely NO DMA, operations thus are slow.
> Using libscg version 'schily-0.8'.
> scsibus0:
>         0,0,0     0) '_NEC    ' 'DVD_RW ND-3540A ' '1.F1' Removable CD-ROM
>         0,1,0     1) *
>         0,2,0     2) *
>         0,3,0     3) *
>         0,4,0     4) *
>         0,5,0     5) *
>         0,6,0     6) *
>         0,7,0     7) *
>
> Notice the 3 numbers seperated by comma's, this is the device id that
> should be used for cdrecord. Mine is 0,0,0 but yours could be different
> so you need to replace it below with your device id.
>
> Some people will advice to use dev=/dev/hdc but this is unsupported and
> might not work. It might work for you but it is wrong.
> {/wiki}
>
> Es decir, que se debe usar dev=ATAPI.
> Especial atención al último párrafo, que dice que aunque funciona no es
> correcto.
>
> Según mensaje al terminar de compilar el cdrecord:
> {code}
>  * The command line option 'dev=/dev/hdX' (X is the name of your drive)
>  * should be used for IDE CD writers.  And make sure that the permissions
>  * on this device are set properly and your user is in the correct group.
> {/code}
>
> Por supuesto, sólo me funciona si uso la última recomendación.
>
> Pero resulta que cuando voy a grabar un iso:
> {code}
> # cdrecord dev=/dev/hdc:1,0,0 kororaa-xgl-livecd-0.2.iso
> cdrecord: No write mode specified.
> cdrecord: Asuming -tao mode.
> cdrecord: Future versions of cdrecord may have different drive dependent
> defaults.
> Cdrecord-ProDVD-Clone 2.01.01a10 (i686-pc-linux-gnu) Copyright (C)
> 1995-2006 Jörg Schilling
> scsidev: '/dev/hdc:1,0,0'
> devname: '/dev/hdc'
> scsibus: 1 target: 0 lun: 0
> Warning: Open by 'devname' is unintentional and not supported.
> {/code}
>
> Y se me queda colgado.
> Si intento hacerlo con el ATAPI peor todavía:
> {code}
> # cdrecord dev=ATAPI:1,0,0 kororaa-xgl-livecd-0.2.iso
> cdrecord: No write mode specified.
> cdrecord: Asuming -tao mode.
> cdrecord: Future versions of cdrecord may have different drive dependent
> defaults.
> Cdrecord-ProDVD-Clone 2.01.01a10 (i686-pc-linux-gnu) Copyright (C)
> 1995-2006 Jörg Schilling
> scsidev: 'ATAPI:1,0,0'
> devname: 'ATAPI'
> scsibus: 1 target: 0 lun: 0
> Warning: Using ATA Packet interface.
> Warning: The related Linux kernel interface code seems to be unmaintained.
> Warning: There is absolutely NO DMA, operations thus are slow.
> cdrecord: No such file or directory. Cannot open SCSI driver.
> cdrecord: For possible targets try 'cdrecord -scanbus'.
> cdrecord: For possible transport specifiers try 'cdrecord dev=help'.
> {/code}
>
> Si pruebo con gnombaker, por ejemplo, después de mucho rato
> aparentemente colga, aparece lo siguiente:
> {code}
> cdrecord: No write mode specified.
> cdrecord: Asuming -tao mode.
> cdrecord: Future versions of cdrecord may have different drive dependent
> defaults.
> cdrecord: Operation not permitted. Warning: Cannot raise RLIMIT_MEMLOCK
> limits.cdrecord: Cannot allocate memory. WARNING: Cannot do mlockall(2).
> cdrecord: WARNING: This causes a high risk for buffer underruns.
> cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler
> cdrecord: Permission denied. WARNING: Cannot set priority using
> setpriority().
> cdrecord: WARNING: This causes a high risk for buffer underruns.
> scsidev: '/dev/hdc'
> devname: '/dev/hdc'
> scsibus: -2 target: -2 lun: -2
> Warning: Open by 'devname' is unintentional and not supported.
> {/code}
>
> Y no sale nada ni en los logs, ni en dmesg, ni en ningún lado.
>
> La verdad es que siempre me a parecido uno de los puntos flacos de
> linux, la grabación de cds.
>
> Esto es un cachondeo! :-D
>
> Muchas gracias de antemano.
>
> PD. Como podéis imaginar, he probado también con lo programas que hacen
> más fácil las cuestiones de grabar un puñetero CD, con resultados
> negativos siempre: gnomebaker (se queda colgado), menú contextual
> "Grabar en disco ..." (idem. que gnombaker), etc....
> PD. La versión del susodicho:
> # cdrecord --version
> Cdrecord-ProDVD-Clone 2.01.01a10 (i686-pc-linux-gnu) Copyright (C)
> 1995-2006 Jörg Schilling
>

Y si lo dejo mucho, mucho rato:
{code}
# cdrecord dev=/dev/hdc:1,0,0 kororaa-xgl-livecd-0.2.iso
cdrecord: No write mode specified.
cdrecord: Asuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent defaults.
Cdrecord-ProDVD-Clone 2.01.01a11 (i686-pc-linux-gnu) Copyright (C) 1995-2006 Jörg Schilling
scsidev: '/dev/hdc:1,0,0'
devname: '/dev/hdc'
scsibus: 1 target: 0 lun: 0
Warning: Open by 'devname' is unintentional and not supported.
Linux sg driver version: 3.5.27
Using libscg version 'schily-0.8'.
Device type    : Removable CD-ROM
Version        : 0
Response Format: 2
Capabilities   :
Vendor_info    : 'HL-DT-ST'
Identifikation : 'DVDRAM GSA-4082B'
Revision       : 'A207'
Device seems to be: Generic mmc2 DVD-R/DVD-RW.
Using generic SCSI-3/mmc   CD-R/CD-RW driver (mmc_cdr).
Driver flags   : MMC-3 SWABAUDIO BURNFREE
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R16 RAW/R96P RAW/R96R
cdrecord: CD/DVD-Recorder not ready.
{/code}

_cdrecord: CD/DVD-Recorder not ready._: Pues si la grabadora no está preparada para grabar, no se quien va a estarlo.
En fin, que quería probar un livecd con xgl y me voy a tener que aguantar.

Un saludo a todos.
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