Which is my USB device?

Gustavo Seabra seabra at ksu.edu
Tue Dec 21 04:57:26 UTC 2004


Christopher J. Bottaro wrote:

>Gustavo Seabra wrote:
>
>  
>
>>Christopher J. Bottaro wrote:
>>
>>    
>>
>>>I installed FC3 on my laptop and it has one USB port.  I plugged in my
>>>digicam in that USB port and I want to mount it as a USB file system.  The
>>>problem is that I don't know which device the USB port is associated with.
>>>On my home computer, it is /dev/sdx, but I don't see those options in
>>>/dev/ on my laptop.
>>>
>>>That leads me to a general Linux question.  How are devices assigned?  One
>>>of my computers assigned /dev/sdx to everything, hard drives, optical
>>>drives, USB ports, etc.  Another computer assigned /dev/hdx to my hard
>>>drives and optical drives, but /dev/sdx to my USB ports.
>>>
>>>I also have a KDE question.  Is there anyway to automatically mount my
>>>camera as a USB file system when it is plugged into my laptop?  Is there a
>>>way to detect that it is a camera?  I don't want to mount *every* USB
>>>thing plugged into my laptop as a USB filesystem...
>>>
>>>Thanks for the help.
>>>
>>>      
>>>
>>    Take a look at 'man fstab-sync'. There you'll find instructions of
>>how to define a *.fdi file and put it into
>>/usr/share/hal/fdi/95userpolicy/ so that it will recognize your devices
>>practically anyway you want it.
>>
>>    In my case, I have a camera and a usbstick. The usbstick was being
>>recognized with a weird name, and the camera as 'usbstick'. Both
>>appeared in /media when inserted, then I just had to mount them. To have
>>them appearing with the right names, I made a fdi file for each
>>(camera.fdi & usbstick.fdi) that redefined the names of each. Now, using
>>KDE, I could put an icon in my desktop for each of these. When I
>>double-click the icon, it automatically mounts the device (assuming it's
>>connected, of course) and opens Konqueror with it.
>>    
>>
>
>Cool thanks for the pointer.  I'm actually on vacation right now and just
>want to get some videos off my digicam...I don't really have time to figure
>out this fstab-sync stuff.  I just need to know which device the dang USB
>port shows up as in /dev/...any ideas?  =/
>
>Thanks again.
>
>  
>
I'm not very knowledgeable on that, but I can tell what worked for me: 
look into the /media folder (ls /media). Usually (nothing connected) I'd 
see only cdrom/ and flppy/ . Then, plug in the camera, wait a bit (~30 
sec max) then take another look there. There *should* be another point, 
that in my case was usbstick/ (even though it was a Gateway digital 
camera). Than all you have to do is mount whatever it is (mount 
/media/_whatever_shows_), and it should work. Note that it worked for me 
because my camera is mountable as an external (USB) HD, but I don't know 
which camera is yours, so I can't guarantee anything. However, based on 
your initial description, I assume it can be mounted as a USB HD.

If it doesn't work, may your camera really needs a driver. In that case, 
you could try to tell KDE to look for your camera: Just plug the camera 
in and go to Control Center -> Peripherals -> Digital Camera. There you 
may be able to add your camera, provided it is in the database (which is 
pretty large).

I hope that helps, and enjoy your vacation!

-- 
--
----------------------------------
Gustavo Seabra - Graduate Student
Chemistry Department
Kansas State University
----------------------------------





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