手头有现成的虚拟机环境，版本为Ubuntu20.04。
根据官方资料开始编译源码，首先安装必要的软件包：
sudo apt install dialog python3-dev makegit bc gcc flex bison ninja-build libssl-dev rsync pkg-config device-tree-compiler squashfs-tools parted dosfstoolscpio unzip wget
This is a companion discussion topic for the original entry at http://forum.sophgo.com/t/milk-v-duo/132