- 实验室设备：阿里云服务器(ubuntu20.04) 环境配置步骤如下:
sudo apt-get install git build-essential gdb-multiarch qemu-system-misc gcc-riscv64-linux-gnu binutils-riscv64-linux-gnu
sudo apt-get remove qemu-system-misc
sudo apt-get install qemu-system-misc=1:4.2-3ubuntu6
如果riscv64-unknown-elf-gcc --version配置错误，则安装sudo apt-get install gcc-riscv64-unknown-elf
git clone git://g.csail.mit.edu/xv6-labs-2020下载工程，make qemu构建xv6系统，ctrl-a x退出xv6系统