ubuntu大于15.04的环境搭建
Ubuntu >= 15.04
sudo apt-get update
sudo apt-get install openjdk-8-jdk

ubuntu大于15.04库安装包配置
sudo apt-get install git-core gnupg flex bison gperf build-essential zip curl
zlib1g-dev gcc-multilib g++-multilib libc6-dev-i386 lib32ncurses5-dev x11protocore-dev libx11-dev lib32z-dev ccache libgl1-mesa-dev libxml2-utils xsltproc
unzip python-pyelftools python3-pyelftools device-tree-compiler libfdt-dev
libfdt1 libssl-dev liblz4-tool python-dev