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Aitikin
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PostPosted: Wed Apr 05, 2006 7:54 am    Post subject: USB Drive not liking me Reply with quote

Ok, so I've been trying to get everything squared away with udev and I've had great luck with my Olympus camera and my Sony Clie. Now I'm trying to get my USB drive working, but it just doesn't seem to like me. I've set up my fstab like so (pertanent line only):

Code:
/dev/flash      /mnt/Flash              msdos   noauto,user,exec                0 0


and when I put in mount /dev/Flash I get:

Code:
mount: wrong fs type, bad option, bad superblock on /dev/flash,
       missing codepage or other error
       In some cases useful info is found in syslog - try
       dmesg | tail  or so


I have also tried mounting it manually as root with mount /dev/flash /mnt/Flash -t msdos or -t vfat or /dev/sdc/ -t msdos or -t vfat and recieve the same error message. It works in Windows XP and in Mac OS X on my iBook, but I can't get it to work here. fdisk shows

Code:
The number of cylinders for this disk is set to 1960.
There is nothing wrong with that, but this is larger than 1024,
and could in certain setups cause problems with:
1) software that runs at boot time (e.g., old versions of LILO)
2) booting and partitioning software from other OSs
   (e.g., DOS FDISK, OS/2 FDISK)

Command (m for help): p

Disk /dev/sdc: 513 MB, 513802240 bytes
16 heads, 32 sectors/track, 1960 cylinders
Units = cylinders of 512 * 512 = 262144 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/sdc1   *           1        1960      501744    e  W95 FAT16 (LBA)

Command (m for help):                                                     


My /etc/udev/rules.d/10-local.rules looks like this:

Code:
# PDA
SYSFS{product}="Palm Handheld", KERNEL="ttyUSB*", NAME="tts/USB%n", SYMLINK="pilot%e"
# Camera
BUS="usb", SYSFS{serial}=="BLOCKEDOUT", KERNEL="sd?1", NAME="%k", SYMLINK="olympus"
# Flash Drive
BUS="usb", KERNEL="sd?", NAME="%k", SYMLINK="flash"
# Making DVD-RW drive == /dev/dvdrw/
BUS=="ide", KERNEL=="hdc", NAME="%k", SYMLINK="dvdrw cdroms/cdrom%n"



dmesg | tail gives me:
Code:
FAT: invalid media value (0xb9)
VFS: Can't find a valid FAT filesystem on dev sdc.
FAT: invalid media value (0xb9)
VFS: Can't find a valid FAT filesystem on dev sdc.
FAT: invalid media value (0xb9)
VFS: Can't find a valid FAT filesystem on dev sdc.
FAT: invalid media value (0xb9)
VFS: Can't find a valid FAT filesystem on dev sdc.
FAT: invalid media value (0xb9)
VFS: Can't find a valid FAT filesystem on dev sdc.


Any help would be greatly appreciated. I have a paper to write and it's easiest to do if I can do it in Linux, Windows (on the off chance I have to use a lab computer), and OS X. If there's anything else that could be relevant or helpful, just let me know.

EDIT: I forgot to mention that I'm on an AMD64 with kernel 2.6.15 gentoo patches r7


Last edited by Aitikin on Wed Apr 05, 2006 8:07 am; edited 1 time in total
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Sleipnir
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PostPosted: Wed Apr 05, 2006 8:01 am    Post subject: Reply with quote

In the error message there is a statement that maybe the correct codepage is missing.
Maybe this is the problem... Did you find any detailed error message in the syslog or
dmesg (as stated by the error message)?
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Aitikin
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PostPosted: Wed Apr 05, 2006 8:10 am    Post subject: Reply with quote

Nope, can't find anything more descriptive than what's already posted in dmesg. Don't remember how to get the syslog, so I can't check there.
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Sleipnir
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PostPosted: Wed Apr 05, 2006 11:50 am    Post subject: Reply with quote

You can read the syslog messages under /var/log/messages.
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feld
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PostPosted: Wed Apr 05, 2006 3:54 pm    Post subject: Reply with quote

I didnt know msdos was a valid filesystem type? I thought you were always supposed to use vfat.



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Aitikin
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PostPosted: Wed Apr 05, 2006 5:59 pm    Post subject: Reply with quote

Code:
Apr  5 12:59:40 GentooBox FAT: invalid media value (0xb9)
Apr  5 12:59:40 GentooBox VFS: Can't find a valid FAT filesystem on dev sdc.
Apr  5 12:59:42 GentooBox FAT: invalid media value (0xb9)
Apr  5 12:59:42 GentooBox VFS: Can't find a valid FAT filesystem on dev sdc.


Nothing more descriptive there.
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Aitikin
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PostPosted: Wed Apr 05, 2006 11:36 pm    Post subject: Reply with quote

feld wrote:
I didnt know msdos was a valid filesystem type? I thought you were always supposed to use vfat.


I found some post online talking about using it for FAT16 so I tried it after using vfat and getting the same error.
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guyr
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PostPosted: Sun Apr 09, 2006 5:10 am    Post subject: Reply with quote

Here's what works for me. I have a laptop with a bunch of available memory slots. I'm using only Compact Flash:

/dev/uba1 /mnt/removable vfat user,umask=0,codepage=850,iocharset=iso8859-1 0 0

It's been a long time, but I think I originally set up this card under Windows 2K.
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Aitikin
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PostPosted: Sun Apr 09, 2006 5:15 am    Post subject: Thanks Reply with quote

Thanks for the attempt, but no luck. I'm going to try starting that from scratch soon.
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