How to Build
    1. Get Toolchain (arm-eabi-4.6) and install
       (Visit android git server or codesourcery)

    2. run build_kernel.sh

      $ export ARCH=arm
	  $ export PATH=$(pwd)/../../toolchain_arm-eabi-4.6/arm-eabi-4.6/bin:$PATH
	  $ export CROSS_COMPILE=arm-eabi-
      $ ./build_kernel.sh

    3.Output Files
      -	kernel : efxx_kernel/arch/arm/boot/zImaze
      -	module : efxx_kernel/drivers/*/*.ko

