交叉編譯器安裝步驟

 安裝步驟：arm-2009q3.tar.bz2

          1）cd/home/tarena/esd1603

          2) cp/mnt/hgfs/arm/env/arm-2009q3.tar.bz2 ./

          3) 修改環境變量PATH

             vi/home/tarena/.bashrc

            export PATH=/home/tarena/esd1603/arm-2009q3/bin:$PATH        

          4）使修改的環境變量生效

            source /home/tarena/.bashrc

             驗證方式：

              arm-linux-gcc -v

                  4.4.1