1 下载源码
http://www.busybox.net/downloads/
2 安装交叉编译环境
选用arm-linux-gcc-3.3.2.tar.bz2,可以到网上下载,解压即可
3 编译
make arch=arm CROSS_COMPILE=/usr/local/arm/3.3.2/arm-linux/bin defconfig
(/usr/local/arm/3.3.2/arm-linux/bin 交叉编译环境的解压后路径)
make arch=arm CROSS_COMPILE=/usr/local/arm/3.3.2/arm-linux/bin menuconfig
设置编译选项