Hi,

I have brought a CF card reader (From Jessops in the UK, S/N: 010586), but i 
am having problems getting it to work correctly under linux.

kernel 2.4.20

When inserted /var/log/messages says: 

Mar 15 14:19:05 evote kernel: hub.c: new USB device 00:14.1-2, assigned 
address 2
Mar 15 14:19:05 evote kernel: Manufacturer:
Mar 15 14:19:05 evote kernel: Product: USB CompactFlash
Mar 15 14:19:05 evote kernel: SerialNumber: F9E7BD38E7
Mar 15 14:19:05 evote kernel: scsi1 : SCSI emulation for USB Mass Storage 
devices
Mar 15 14:19:07 evote kernel: usb-uhci.c: interrupt, status 2, frame# 157
Mar 15 14:19:07 evote kernel:   Vendor:           Model:                   
Rev:
Mar 15 14:19:07 evote kernel:   Type:   Direct-Access                      
ANSI SCSI revision: 02
Mar 15 14:19:07 evote kernel: Attached scsi removable disk sda at scsi1, 
channel 0, id 0, lun 0
Mar 15 14:19:08 evote kernel: SCSI device sda: 250369 512-byte hdwr sectors 
(128 MB)
Mar 15 14:19:08 evote kernel: sda: Write Protect is off
Mar 15 14:19:08 evote kernel:  sda:<7>usb-storage: queuecommand() called
Mar 15 14:19:08 evote kernel:  sda1
Mar 15 14:19:08 evote /sbin/hotplug: arguments (usb) env (PWD=/etc/hotplug 
DEVICE=/proc/bus/usb/005/002 INTERFACE=8/6/80 ACTION=add DEBUG=kernel 
OLDPWD=/ DEVFS=/proc/bus/usb TYPE=0/0/0 SHLVL=1 HOME=/ 
PATH=/bin:/sbin:/usr/sbin:/usr/bin PRODUCT=55aa/b000/500 _=/usr/bin/env)
Mar 15 14:19:08 evote /sbin/hotplug: invoke /etc/hotplug/usb.agent ()
Mar 15 14:19:11 evote /etc/hotplug/usb.agent: ... no modules for USB product 
55aa/b000/500

When an attempt to mount is made:

Mar 15 14:21:11 evote kernel: SCSI error: host 1 id 0 lun 0 return code = 
8000002
Mar 15 14:21:11 evote kernel: ^ISense class 7, sense error 0, extended sense 0
Mar 15 14:21:11 evote kernel: SCSI device sda: 250369 512-byte hdwr sectors 
(128 MB)
Mar 15 14:21:11 evote kernel: usb-uhci.c: interrupt, status 3, frame# 1965
Mar 15 14:21:12 evote kernel: sda: Write Protect is off
Mar 15 14:21:12 evote kernel:  sda: I/O error: dev 08:00, sector 0
Mar 15 14:21:12 evote kernel:  I/O error: dev 08:00, sector 0
Mar 15 14:21:12 evote kernel:  unable to read partition table

and the mount fails with: not a valid block device

sg_scan returns:

/dev/sg1: scsi1 channel=0 id=0 lun=0 [em]  type=0
    OEI-USB   CompactFlash      5.00  [wide=0 sync=0 cmdq=0 sftre=0 pq=0x0]

for the device.

sg_map returns:

/dev/sg1  /dev/sda

the line i have added to my fstab is:

/dev/sda1               /mnt/cf                 vfat    defaults,user,noauto  
0 0

I have also tried using auto for fs type.

Anyone got any idea where i have gone wrong?

Many thanks,

Ed


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