How to make USB mouse or keyboard get working with angstrom distro

Hi all..

I got all necessary files MLO uboot.bin uImage and rfs from angstrom
for BB-C4..
am getting lot of noise onDVI monitor and i couldn get either of USB
mouse or Keyboard work in my board..
pls help me..
How can i avoid getting noise on screen and get my mouse or keyboard

Read this
see if you can get some answers.