大球提供了安装准备文件的说明http://pan.baidu.com/s/1ntrHIh7
但是后来证明,这个还是远远不够的,先把中间用过的都记录在这里吧
sudo apt-get install gcc-arm-linux-gnueabi
sudo apt-get install gcc-arm-linux-gnueabihf
sudo apt-get install build-essential libncurses5-dev u-boot-tools qemu-user-static debootstrap git binfmt-support libusb-1.0-0-dev pkg-confi
sudo apt-get install build-essential u-boot-tools uboot-mkimage binutils-arm-linux-gnueabihf gcc-4.7-arm-linux-gnueabihf-base g++-4.7-arm-linux-gnueabihf
sudo apt-get install gcc-arm-linux-gnueabihf cpp-arm-linux-gnueabihf libusb-1.0-0 libusb-1.0-0-dev git wget fakeroot kernel-package zlib1g-dev libncurses5-dev
sudo apt-get install lib32stdc++6 lib32z1 lib32z1-dev