bash 設定
環境基本安裝
sudo apt install build-essential
sudo apt install python-minimal
sudo apt install bc
sudo apt install unzip
編譯 kernel 用的 compiler
git clone https://source.codeaurora.org/quic/la/platform/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9 -b android-framework.lnx.2.0.r5-rel
解開打包 boot.img 的工具
https://github.com/osm0sis/mkbootimg