Please look into /proc/bus/usb/devices file newly plugged in/off  usb devices
Also go through Documentation/usb/usbmon.txt

Regards,
Ravikumar.
On 9/19/08, Nalajala Murali <[EMAIL PROTECTED]> wrote:
> Hi All,
> I need a solution for the below problem.
>
> When the USB got detected by the kernel ( Linux ) i am not able to
> figure it out to where it is mapped on my dev file system. Please let
> me know how will i come to know to where my USB is mapped using the C
> routine!!! Is there any provision to call some kernel related
> functions so that i cae to know where it mapped? Also how do i know (
> application ) the USB disconnection?
>
> Also i heard few solutions for the above problem like, "Query HAL over
> Dbus" and reading information from "libsysfs" library.Though first one
> is pretty good i don't know how to use Dbus in my application ( it bit
> confused me ).If any one propose any better solutions that would be
> very helpful.
>
> Thanks for your help.
>
> Murali
>
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