USB Gadget ( linuxból mass storage device más eszköznek)

Eddig nem foglalkoztam vele, nem is tudatm , hogy lehet ilyet :-)
USB Gadget
már csak egy usb bridge kábel kellene http://www.hardwaresecrets.com/article/248

*

# modprobe g_file_storage file=/tmp/backing_file
g_file_storage gadget: File-backed Storage Gadget, version: 28 November 2005
g_file_storage gadget: Number of LUNs=1
g_file_storage gadget-lun0: ro=0, file: /tmp/backing_file

* connect target's USB cable to your PC and,

On your Linux Host:

* If you have a recent Linux distribution, your device should be automatically mounted. Otherwise:
o as root, launch dmesg and find the /dev/sdaX device assigned to your board: