[ale] mounting an SD card

James P. Kinney III jkinney at localnetsolutions.com
Thu Jun 29 08:28:55 EDT 2006


So to sum up, mount it using /dev/sg0 instead of /dev/sda1

On Thu, 2006-06-29 at 08:10 -0400, Michael B. Trausch wrote:

> > Attached scsi removable disk sda at scsi1, channel 0, id 0, lun 0
> > Attached scsi generic sg0 at scsi1, channel 0, id 0, lun 0,  type 0
> > usb-storage: device scan complete
> 
> sda is the access node for the disk for normal things, and sg0 is the 
> SCSI "generic" device, which can be used for other (e.g., non-normal) 
> things.  And here, usb-storage (the driver for USB Mass Storage devices) 
> says that its scanning work is done.  Now, you can use the device as any 
> other.
> 
> Each "new" device on the USB bus gets its own address number.  My one 
> girlfriend has a phone that you can plug into the USB port on the computer, 
> and it takes 4 USB addresses, 1 is for a USB modem, and I am not sure (yet) 
> what the others are for, since I haven't looked hard into it yet.
> 
> That's why I recommended that you start with a tail -f on the kernel log; 
> you can actually see (in close-ish to real time) what is happening as it 
> happens, and see if the camera is just taking one address on the USB bus or 
> more.  Each address has to be "claimed" by a driver that handles a class of 
> devices, such as Mass Storage.
> 
> 	HTH,
> 	Mike
> 
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-- 
James P. Kinney III          \Changing the mobile computing world/
CEO & Director of Engineering \          one Linux user         /
Local Net Solutions,LLC        \           at a time.          /
770-493-8244                    \.___________________________./
http://www.localnetsolutions.com

GPG ID: 829C6CA7 James P. Kinney III (M.S. Physics)
<jkinney at localnetsolutions.com>
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