From mboxrd@z Thu Jan 1 00:00:00 1970 From: chuck gelm Subject: Re: Card Reader Date: Thu, 07 Apr 2005 18:14:30 -0400 Message-ID: <4255B0C6.5000203@gelm.net> References: <5.1.0.14.1.20050407142351.0202e3e0@celine> Reply-To: chuck@gelm.net Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-newbie-owner@vger.kernel.org List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: smertens@mho.com Cc: linux-newbie@vger.kernel.org smertz wrote: > Ray Olszewski wrote: > >> At 02:35 PM 4/7/2005 -0600, smertz wrote: >> >>> I have a new computer I installed Linux on Red Hat Enterprise Linux >>> ES release 4 (Nahant), it has one of those all-in-one card readers on >>> it. I have made mountpoints as root as follows for my thumb, Compact >>> flash and secure digital drive. >>> >>> mkdir /mnt/thumb >>> mkdir /mnt/cf >>> mkdir /mnt/sd >>> >>> >>> Now when I tried to mount the Thumb (USB) drive I got an error # >>> mount /dev/sda2 /mnt/thumb >>> mount: /dev/sda2 already mounted or /mnt/thumb busy. >>> >>> >>> So what have I done wrong? I'm thinking sda2 is wrong, but don't know >>> why? >>> >>> df -h shows the following >>> >>> [root localhost mnt]# df -h >>> Filesystem Size Used Avail Use% Mounted on >>> /dev/mapper/VolGroup00-LogVol00 >>> 183G 2.9G 171G 2% / >>> /dev/sda1 99M 19M 76M 20% /boot >>> none 247M 0 247M 0% /dev/shm >>> [root localhost mnt]# >> >> >> >> You don't tell us anything about your hardware, so any responses >> really are largely guesses. From the df output you show above, I'd >> infer that sda is a physical hard disk of some type. >> >> The card reader, then, is more likely sdb than sda, so I'd be trying >> sdb1 or sdb2 for the thumbdrive. Each possible device will have a >> different sdb* value, and figuring oout which is which is largely >> guesswork ... unless you're lucky enough to have a kernel with the >> sort of USB support for hotplugging that tells you where things >> connect to (in my experience, output to the console. >> >> See what "more /proc/scsi/scsi" tells you about what the kernel >> *thinks* is connected. Please include this info if you need to post a >> followup. >> >> >> - >> To unsubscribe from this list: send the line "unsubscribe >> linux-newbie" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.linux-learn.org/faqs >> > This is the last few lines from dmesg. Based on this how would one > mount if I have made the mountpoint of /mnt/thumb > > SCSI device sdc: 256000 512-byte hdwr sectors (131 MB) > sdc: Write Protect is off > sdc: Mode Sense: 02 00 00 00 > sdc: assuming drive cache: write through > sdc: sdc1 > Attached scsi removable disk sdc at scsi3, channel 0, id 0, lun 0 > USB Mass Storage device found at 4 mount /dev/sdc1 /mnt/thumb HTH, Chuck > Red Hat Enterprise Linux ES release 4 (Nahant) > > > $ cat /proc/scsi/scsi > Attached devices: > Host: scsi0 Channel: 00 Id: 00 Lun: 00 > Vendor: ATA Model: ST3200822AS Rev: 3.02 > Type: Direct-Access ANSI SCSI revision: 05 > Host: scsi2 Channel: 00 Id: 00 Lun: 00 > Vendor: eM Model: Bay Reader Rev: 1.00 > Type: Direct-Access ANSI SCSI revision: 02 > > > > Thanks - To unsubscribe from this list: send the line "unsubscribe linux-newbie" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.linux-learn.org/faqs