From owner-freebsd-questions Fri Jan 18 10:36:33 2002 Delivered-To: freebsd-questions@freebsd.org Received: from tharmas.rintrah.org (dhcp065-031-016-002.insight.rr.com [65.31.16.2]) by hub.freebsd.org (Postfix) with SMTP id 160A437B417 for ; Fri, 18 Jan 2002 10:36:19 -0800 (PST) Received: (qmail 35113 invoked by uid 1000); 18 Jan 2002 18:38:42 -0000 Date: Fri, 18 Jan 2002 13:38:42 -0500 From: devin-freebsdquestions@rintrah.org To: Joel Dinel Cc: freebsd-questions@freebsd.org Subject: Re: DD image of a CDROM Message-ID: <20020118133842.A34184@tharmas.rintrah.org> Mail-Followup-To: Joel Dinel , freebsd-questions@freebsd.org References: <20020118090529.A57267@sunder.touchtunes.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <20020118090529.A57267@sunder.touchtunes.com>; from dinjo@touchtunes.com on Fri, Jan 18, 2002 at 09:05:29AM -0500 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Fri, Jan 18, 2002 at 09:05:29AM -0500, Joel Dinel wrote: > Hello all, > > I'm trying to make a dd image of a data cdrom. > > As root : > > sunder# dd if=/dev/acd0c of=cdimage.iso > dd: /dev/acd0c: Invalid argument > 0+0 records in > 0+0 records out > 0 bytes transferred in 0.000309 secs (0 bytes/sec) > sunder# > > My cdrom *is* at /dev/acd0c. I use it everyday. > > fstab : > /dev/acd0c /cdrom cd9660 ro,noauto 0 0 > > Any clues? > > Thanks, > specify a blocksize of 2048, i.e. dd if=/dev/acd0c of=cdimage.iso bs=2048 --devin -- Mathematicians are like Frenchmen: whatever you say to them they translate into their own language, and forthwith it is something entirely different. -- Johann Wolfgang von Goethe To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message