根文件系统制作教程，制作简易根文件系统，包括自动挂载、权限修改等-Making tutorial of the root file system, making simple root file system, including automounted permission to modify

libusb，下载安装。 整个过程多次需要root权限，可通过命令sudo -s一次性取得root权限： root@jelline:~/Downloads# tar jxvf libusb-1.0.8.tar.bz2 root@jelline:~/Downloads# cd libusb-1.0.8/ root@jelline:~/Downloads/libusb-1.0.8# ./configure root@jelline:~/Downloads/lib