From owner-freebsd-questions Fri Apr 21 23:10:28 2000 Delivered-To: freebsd-questions@freebsd.org Received: from alanis.uebs.itacs.to (N711P020.dipool.highway.telekom.at [212.183.98.212]) by hub.freebsd.org (Postfix) with ESMTP id 08F1637B9AE for ; Fri, 21 Apr 2000 23:10:24 -0700 (PDT) (envelope-from philipp@alanis.uebs.itacs.to) Received: (from philipp@localhost) by alanis.uebs.itacs.to (8.9.3/8.9.3) id IAA00295; Sat, 22 Apr 2000 08:07:49 +0200 (CEST) (envelope-from philipp) Date: Sat, 22 Apr 2000 08:07:48 +0200 From: Philipp Huber To: Ryan Thompson Cc: freebsd-questions@freebsd.org Subject: Re: Newbie Question Message-ID: <20000422080748.A263@alanis.mini.net> References: <3.0.3.32.20000421222008.006ca77c@snowcrest.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0.1i In-Reply-To: ; from ryan@sasknow.com on Fri, Apr 21, 2000 at 11:47:58PM -0600 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, Apr 21, 2000 at 11:47:58PM -0600, Ryan Thompson wrote: > Delmar W. Van Tassell, Jr. wrote to Questions@FreeBSD.ORG: > > > Hi there, > > In the process of bringing up the latest build of FreeBSD, I ran across > > the term "ElTorito" format re: CDroms. What does this mean? > > Someone may correct me on this, but I *belive* the ElTorito format is an > extension on ISO9660 (which may or may not be compatible with the ISO9660 > spec) that allows for Windows' long filenames. However, to my knowledge, > the ISO9660 is the ONLY recommended format for cross-platform CDROMS (not > necessarily a limitation of FreeBSD). ok, i'll correct you ;) the thing you mean is joliet. the unix pendant is called rockridge. anyway el torito is an extesnsion, which emulates a floppy drive from cd, so the cd is bootable. so if you want to burn a bootable cd, the burning software will ask you for a boot floppy image. > > > > Also, how > > does one mount CD's without getting "Illegal Superblock" > > > > Many Thanks, Del > > "Illegal superblock" means the filesystem format being mounted (or, more > correctly, the block device being mounted) was not recognized. If you get > this error mounting one of those ElTorrito discs, and NOT when mounting > genuine ISO discs, chances are ElTorrito is a Bad Idea :-) Again, I don't > consider myself an expert on CD-ROM formats, but I DO know how to practice > common sense :-) > > Or, you may be mounting your disc incorrectly. Assuming you have an empty > /mnt directory, and that you are using an ATAPI CD-ROM (connected on your > IDE controller), try something like this: > > mount -t cd9660 /dev/acd0a /mnt i think this should solve the problem. in my first freebsd days i was used to the auto-regocnition of filesystems by linux, and i often got this error. :-) btw. could alsao be mount_cd9660 .... mine was automatically configured for mount /cdrom. how nice :) -- Philipp To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message