From owner-freebsd-questions@FreeBSD.ORG Tue Dec 14 15:07:31 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E52AD16A4CE for ; Tue, 14 Dec 2004 15:07:31 +0000 (GMT) Received: from smtp1.adl2.internode.on.net (smtp1.adl2.internode.on.net [203.16.214.181]) by mx1.FreeBSD.org (Postfix) with ESMTP id 36B6043D60 for ; Tue, 14 Dec 2004 15:07:31 +0000 (GMT) (envelope-from malcolm.kay@internode.on.net) Received: from beta.home (ppp35-138.lns1.adl1.internode.on.net [150.101.35.138])iBEF7O0r091451; Wed, 15 Dec 2004 01:37:25 +1030 (CST) From: Malcolm Kay Organization: at home To: "Haulmark, Chris" , "Timothy Smith" , Date: Wed, 15 Dec 2004 01:37:23 +1030 User-Agent: KMail/1.5.4 References: <6FC9F9894A9F8C49A722CF9F2132FC22029EBA58@ms05.mailstreet2003.net> In-Reply-To: <6FC9F9894A9F8C49A722CF9F2132FC22029EBA58@ms05.mailstreet2003.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200412150137.23643.malcolm.kay@internode.on.net> Subject: Re: cannot mount cdrom - not a newbie problem X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Dec 2004 15:07:32 -0000 On Wed, 15 Dec 2004 12:49 am, Haulmark, Chris wrote: > Someone broke the silence: > > i have a genuine problem here. > > i noticed my backup cdrw's had stopped working at some point. upon > > furthur investigation i find i cannot mount cd's full stop. > > > > titan# mount -t cd9660 /dev/acd0c /mount > > cd9660: /dev/acd0c: Invalid argument > > Is this a typo of acd0c with the c? Prior to RELEASE 5.x default CD devices carried a 'partition' suffix of 'a' or 'c' but as of 4.x acd0a and acd0c were/are equivalent and correspond (I believe) to acd0 in 5.x. Man pages and other documentation in 4.x is not entirely consistent sometimes using /dev/acd0 and elsewhere /dev/acd0c. Malcolm > > Chris > > > the above command makes the drive light flicker for 3 seconds > > then the > > error. > > > > this is NOT a hardware problem. i get the exact same issue > > with my brand > > new dvd drive. > > > > here is what dmesg gas to say: > > acd0: DVD-R at ata1-slave WDMA2 > > da0 at hpt3740 bus 0 target 0 lun 0 > > da0: Fixed Direct Access SCSI-0 device > > da0: 190782MB (390721957 512 byte sectors: 255H 63S/T 24321C) > > Mounting root from ufs:/dev/da0s1a > > cd0 at ata1 bus 0 target 1 lun 0 > > cd0: Removable CD-ROM SCSI-0 device > > cd0: 16.000MB/s transfers cd0: cd present [1 x 2048 byte records] > > > > note this was working perfectly. > > i suspect that some how my ata device has gone "bad" some how. > > > > let me get the obvious replys out of the way: > > yes i have googled nothing i can find has even touched on a fix. > > yes there is a disc in the drive > > no it is not an audio disk. > > there is nothing else connected to the ide ports. > > _______________________________________________ > > freebsd-questions@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to > > "freebsd-questions-unsubscribe@freebsd.org" > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org"