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Unable to use usb mouse/keyboard android froyo on beagleboard xM

Hello i'm unable to use mouse/keyboard on baegleboard xM. I'm using droid froyo relase.
The version of beagleboard is C (xM) has 4 usb port (except usb otg)
none of them working. I also tried it with self powered usb hub and it is not working either.
Is there any solution to this problem?