From owner-freebsd-current@FreeBSD.ORG Fri Oct 15 12:19:38 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 94E8616A4CE for ; Fri, 15 Oct 2004 12:19:38 +0000 (GMT) Received: from smtp1.jazztel.es (smtp1.jazztel.es [62.14.3.161]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7FEE143D58 for ; Fri, 15 Oct 2004 12:19:37 +0000 (GMT) (envelope-from josemi@freebsd.jazztel.es) Received: from antivirus by smtp1.jazztel.es with antivirus id 1CIR3d-0006ok-00 Fri, 15 Oct 2004 14:19:41 +0200 Received: from [212.106.239.73] (helo=rguez.homeunix.net) by smtp1.jazztel.es with esmtp id 1CIR3c-0006na-00 Fri, 15 Oct 2004 14:19:40 +0200 Received: from redesjm.local (orion.redesjm.local [192.168.254.16]) by rguez.homeunix.net (8.13.1/8.13.1) with ESMTP id i9FC7Jsv092732; Fri, 15 Oct 2004 14:07:19 +0200 (CEST) (envelope-from josemi@freebsd.jazztel.es) Received: from localhost (localhost [[UNIX: localhost]]) by redesjm.local (8.13.1/8.13.1/Submit) id i9FC7FHN006685; Fri, 15 Oct 2004 14:07:15 +0200 (CEST) (envelope-from josemi@freebsd.jazztel.es) X-Authentication-Warning: orion.redesjm.local: freebsd set sender to josemi@freebsd.jazztel.es using -f From: Jose M Rodriguez To: freebsd-current@freebsd.org Date: Fri, 15 Oct 2004 14:07:14 +0200 User-Agent: KMail/1.7 References: <20041013205141.GA874@galgenberg.net> <416EE19D.50400@mac.com> <20041015100633.GA45863@cirb503493.alcatel.com.au> In-Reply-To: <20041015100633.GA45863@cirb503493.alcatel.com.au> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200410151407.15115.josemi@freebsd.jazztel.es> X-AntiVirus: checked by AntiVir Milter 1.1-beta; AVE 6.27.0.12; VDF 6.27.0.81 (host: antares.redesjm.local) X-Virus-Scanned: by antivirus cc: Peter Jeremy cc: Chuck Swiger Subject: Re: atapicam(4) as KLD? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 15 Oct 2004 12:19:38 -0000 El Viernes, 15 de Octubre de 2004 12:06, Peter Jeremy escribi=F3: > On Thu, 2004-Oct-14 16:29:17 -0400, Chuck Swiger wrote: > >Is burncd able to burn a DVD [+/-{R,W,RAM}] to an IDE device without > > using ATAPICAM? > > dd(1) does a reasonable job of burning pre-formatted DVD+RWs. I > would expect it to handle DVD-RAM but I'm not sure about write-once > media. > > > I think it is not unreasonable to expect the GENERIC kernel to > >be able to burn DVDs, as that can make for a reasonable backup > > mechanism. > > I tend to agree. For some time, FreeBSD has been heading away from > requiring users to re-compile the kernel. If ATAPICAM can't be > (readily) turned into a module, it would seem reasonable to have it > built into GENERIC. > > Whilst we're discussing ATAPICAM, even after I make /dev/cd0[ac] mode > 666, I can't write to it as a non-root user. Does anyone know the > rationale for this and which particular EPERM is the culprit? I've > had a quick look at the source but can't see nothing leapt out. > unless you need things like k3b (-l cam), IMHO the best aproach must be=20 create some system groups (cdrom, cdrw) and make apps like cdrecord=20 setuid root (or operator) and group (not world) executable. > >[ Peripheral note: DVDs are OK for backup, that is, but I much > > prefer tapes for durability and long term storage. Quantum sDLT > > 220 drives rock. ] > > I can buy a DVD writer for about USD100. An SDLT drive is about two > orders of magnitude more expensive. Likewise, the media is around > two orders of magnitude more expensive. In $/GB, DLT is only 2-3 > times as expensive but the capital cost is somewhat of a killer. And about four orders of magnitude more reliable. Also, size is a factor. With 160 GB HD out there, 40/80 GB medium=20 capacity maybe a real need. =2D- josemi