From owner-freebsd-current Mon Dec 30 2:12:43 2002 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 2940B37B401 for ; Mon, 30 Dec 2002 02:12:41 -0800 (PST) Received: from critter.freebsd.dk (critter.freebsd.dk [212.242.86.163]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3D2A243E4A for ; Mon, 30 Dec 2002 02:12:40 -0800 (PST) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.12.6/8.12.6) with ESMTP id gBUACYIn008034; Mon, 30 Dec 2002 11:12:34 +0100 (CET) (envelope-from phk@critter.freebsd.dk) To: Andrey Koklin Cc: freebsd-current@FreeBSD.ORG Subject: Re: missed disk nodes From: phk@FreeBSD.ORG In-Reply-To: Your message of "Mon, 30 Dec 2002 12:09:05 +0300." <20021230120905.55c7a0f2.aka@veco.ru> Date: Mon, 30 Dec 2002 11:12:34 +0100 Message-ID: <8033.1041243154@critter.freebsd.dk> Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG In message <20021230120905.55c7a0f2.aka@veco.ru>, Andrey Koklin writes: >Hi folks, > >Silly question, perhaps, but I wasn't able to figure out source of the >problem myself... > >I used rarely magneto-optical disks to transfer data to/from Windows >machine. For compatibility, disks used HDD FAT16 format. >About a month ago the disks began to refuse to mount under -current: Can you please: dd if=/dev/da2 bs=64k | uuencode - foo | mail phk@freebsd.org I have not had an example of a non-512 byte disk with MBR on it until now. Poul-Henning > ># cat /var/run/dmesg.boot |grep '^da2' >da2 at ahc0 bus 0 target 6 lun 0 >da2: Removable Optical SCSI-2 device >da2: 10.000MB/s transfers (10.000MHz, offset 10) >da2: 606MB (310352 2048 byte sectors: 64H 32S/T 151C) > ># fdisk /dev/da2 >******* Working on device /dev/da2 ******* >parameters extracted from in-core disklabel are: >cylinders=151 heads=64 sectors/track=32 (2048 blks/cyl) > >parameters to be used for BIOS calculations are: >cylinders=151 heads=64 sectors/track=32 (2048 blks/cyl) > >Media sector size is 2048 >Warning: BIOS sector numbering starts with sector 1 >Information from DOS bootblock is: >The data for partition 1 is: >sysid 6 (0x06),(Primary 'big' DOS (>= 32MB)) > start 32, size 309216 (603 Meg), flag 80 (active) > beg: cyl 0/ head 1/ sector 1; > end: cyl 150/ head 63/ sector 32 >The data for partition 2 is: > >The data for partition 3 is: > >The data for partition 4 is: > > ># mount_msdosfs /dev/da2s1c /mnt >mount_msdosfs: /dev/da2s1c: No such file or directory > >Indeed, there is only /dev/da2 node now. > >But how can I tell the devfs system to create needed nodes? > > >-- >Regards, >Andrey > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-current" in the body of the message > -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message