[TriLUG] can't mount usb smartmedia card

[Jason Tower]

[root at holly root]# mount -t vfat /dev/sda1 /mnt/usbreader/
mount: /dev/sda1 is not a valid block device

ditto for sda2,3,4

[root at holly root]# cdrecord -scanbus
Cdrecord 1.10 (i686-pc-linux-gnu) Copyright (C) 1995-2001 Jrg Schilling
Linux sg driver version: 3.1.24
Using libscg version 'schily-0.5'
scsibus0:
        0,0,0     0) 'General ' 'Flash Disk Drive' '2.05' Removable Disk
        0,1,0     1) *
        0,2,0     2) *
        0,3,0     3) *
        0,4,0     4) *
        0,5,0     5) *
        0,6,0     6) *
        0,7,0     7) *

it doesn't matter if i plug in the reader with or without the media
inserted, both results are the same.

> When you plug the reader in are you plugging it in with the media all
> ready in it?  Also wouldn't you need to be mounting an individual usb
> device such as /dev/sda1 or /dev/sda4.  I know my usb camera shows up at
> /dev/sda1 and my usb zip drive at /dev/sda4.  I couldn't figure out from
> your messages log which device it might be under.  If you have cdrecord
> installed you might try typing "cdrecord -scanbus" to see if it shows up
> on the virtual scsi bus.
>
> -David
>
> On Sun, 2002-10-13 at 01:00, Jason Tower wrote:
>> just got a non-usb digital camera off ebay, came with a generic usb
>> smartmedia reader.  i've plugged it in to two different linux systems
>> and get the same result: it appears to be recognized, the kernel usb
>> modules are there, but i can't mount it:
>>
>> [root at holly root]# mount -t vfat /dev/sda /mnt/usbreader/
>> mount: wrong fs type, bad option, bad superblock on /dev/sda,
>>        or too many mounted file systems
>>
>> [root at holly root]# cat /proc/scsi/scsi
>> Attached devices:
>> Host: scsi0 Channel: 00 Id: 00 Lun: 00
>>   Vendor: General  Model: Flash Disk Drive Rev: 2.05
>>   Type:   Direct-Access                    ANSI SCSI revision: 02
>>
>> a look at /var/log/messages yields this:
>>
>> Oct 13 00:45:29 holly kernel: Initializing USB Mass Storage driver...
>> Oct 13 00:45:29 holly kernel: usb.c: registered new driver usb-storage
>> Oct 13 00:45:29 holly kernel: scsi0 : SCSI emulation for USB Mass
>> Storage devices
>> Oct 13 00:45:29 holly kernel:   Vendor: General   Model: Flash Disk
>> Drive  Rev: 2.05
>> Oct 13 00:45:29 holly kernel:   Type:   Direct-Access
>>     ANSI SCSI revision: 02
>> Oct 13 00:45:29 holly kernel: USB Mass Storage support registered. Oct
>> 13 00:47:12 holly kernel: Attached scsi removable disk sda at scsi0,
>> channel 0, id 0, lun 0
>> Oct 13 00:47:12 holly kernel: sda : READ CAPACITY failed.
>> Oct 13 00:47:12 holly kernel: sda : status = 1, message = 00, host =
>> 0, driver = 08
>> Oct 13 00:47:12 holly kernel: Current sd00:00: sense key Not Ready Oct
>> 13 00:47:12 holly kernel: Additional sense indicates Medium not
>> present Oct 13 00:47:12 holly kernel: sda : block size assumed to be
>> 512 bytes, disk size 1GB.
>> Oct 13 00:47:12 holly kernel:  sda: I/O error: dev 08:00, sector 0 Oct
>> 13 00:47:12 holly kernel:  I/O error: dev 08:00, sector 0
>> Oct 13 00:47:12 holly kernel:  unable to read partition table
>> Oct 13 00:47:12 holly kernel: sda : READ CAPACITY failed.
>> Oct 13 00:47:12 holly kernel: sda : status = 1, message = 00, host =
>> 0, driver = 08
>> Oct 13 00:47:12 holly kernel: Current sd00:00: sense key Not Ready Oct
>> 13 00:47:12 holly kernel: Additional sense indicates Medium not
>> present Oct 13 00:47:12 holly kernel: sda : block size assumed to be
>> 512 bytes, disk size 1GB.
>> Oct 13 00:47:12 holly kernel: sda: Write Protect is off
>> Oct 13 00:47:12 holly kernel:  sda: I/O error: dev 08:00, sector 0 Oct
>> 13 00:47:12 holly kernel:  I/O error: dev 08:00, sector 0
>> Oct 13 00:47:12 holly kernel:  unable to read partition table
>> Oct 13 00:47:12 holly kernel: Device not ready.  Make sure there is a
>> disc in the drive.
>> Oct 13 00:47:12 holly kernel: Device busy for revalidation (usage=1)
>> Oct 13 00:47:12 holly kernel: Device 08:00 not ready.
>> Oct 13 00:47:12 holly kernel:  I/O error: dev 08:00, sector 0
>> Oct 13 00:47:12 holly kernel: FAT: unable to read boot sector
>> Oct 13 00:47:12 holly kernel: Device not ready.  Make sure there is a
>> disc in the drive.
>>
>> i think i'm looking at a bad device (same results with two different
>> cards, both work fine in the camera) but wanted a second opinion
>> before i shell out more $$$ for a new one.  also, when i plug it into
>> a win2k box, i get similar results, recognizes the device as removable
>> media but insists that no media is present.
>>
>> any thoughts y'all?
>>
>> ------------------------
>> Jason Tower
>> Cerient Technologies
>> jason at cerient.net
>>
>>
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>>
>
>
>
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------------------------
Jason Tower
Cerient Technologies
jason at cerient.net