安装编译工具链
sudo apt-get install gcc-aarch64-linux-gnu sudo apt-get install libncurses5-dev build-essential git bison flex libssl-dev
制作根文件系统
编译内核
启动qemu
sudo apt-get install gcc-aarch64-linux-gnu sudo apt-get install libncurses5-dev build-essential git bison flex libssl-dev