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1.编译环境搭建
链接：https://pan.baidu.com/s/1t58FbdC9p0QIDWCh69h25A
提取码：l57a
该工具链是直接从SDK 下拷贝出来的，请按以下步骤进行安装。
安装方法：
1\. 使用ubuntu 18 或16的平台 安装。
2.从网盘下载 env.7z 及env.sh
1.) env.7z 为交叉编译工具链 + sysroot。 Env.sh 为工具链配置脚本
2.）env.7z， env.sh放到你的ubuntu 任意工作目录下，先解压env.7z
7z x env.7z
修改env.sh 的第一行和最后一行 的路径，使其符合实际的env（上面解压后的目录） 目录的路径。
3.初始化编译环境变量：
source env.sh
5\. 验证 编译环境是否oK
$CC -v
......
COLLECT\_GCC=arm-rockchip830-linux-uclibcgnueabihf-gcc
有以上类似信息说明正常。
