dd wont work
Bill Schoolcraft
bill at wiliweld.com
Mon Jun 26 21:42:21 UTC 2006
At Mon, 26 Jun 2006 it looks like Lowell Gilbert composed:
> Migs <jc.devilla at gmail.com> writes:
>
> > I've already looked around and found that dd will work on cd's only if
> > the bs=2k argument is present.
> >
> > However, ive tried it both without (before knowing this) and with the
> > argument, but I still cant pick up an image of the cd.
> >
> > I know that this should work:
> >
> > dd if=/dev/cd0 of=~/file.iso bs=2k
> >
> > but it doesn't. I always get a
> >
> > dd: /dev/acd0: Invalid argument
> > 0+0 records in
> > 0+0 records out
> > 0 bytes transferred in 0.000225 secs (0 bytes/sec)
> >
> > I'm on 6.1 releng by the way, and the cd im trying to dd is
> > knoppix. My combo drive is a 'LITE-ON ' 'COMBO SOHC-5236V' 'R$09'
> > Removable CD-ROM thats a slave on ide0. What else should I be looking
> > at?
>
> Are you actually copying from cd0, or acd0?
> Are you sure the problem isn't with the CD itself?
That happens to me too, I have a Plextor DVD-RW/CD-RW drive.
I have followed the device too to it's link in /dev/* and zilch.
I was trying to "dd" an umounted FreeBSD iso to file.
--
Bill Schoolcraft || http://wiliweld.com
<>
"To be unhappy over what one lacks is to
waste what one already possesses."
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