安装 ptyon2.7：
sudo apt install python2
whereis python2
sudo ln -s /usr/bin/python2 python
安装JDK:
sudo apt-get install openjdk-8-jdk
安装fastboot:
sudo apt-get install android-tools-fastboot
安装Repo:
sudo apt-get update
sudo apt-get install repo
或者：
$ mkdir -p ~/.bin
$ PATH="${HOME}/.bin:${PATH}"
$ curl https://storage.googleapis.com/git-repo-downloads/repo > ~/.bin/repo
$ chmod a+rx ~/.bin/repo
安装依赖库：
sudo apt-get install git-core gnupg flex bison gperf build-essential zip curl zlib1g-dev gcc-multilib g++-multilib libc6-dev-i386 lib32ncurses5-dev x11proto-core-dev libx11-dev lib32z-dev ccache libgl1-mesa-dev libxml2-utils xsltproc unzip m4 libssl-dev~
安装 build-essential：
sudo apt-get install build-essential
配置SSH
- 设置SSH Public keys:
终端执行ssh-keygen一直回车，执行完毕后将id_rsa_pub的内容复制下来，添加到setting key里面的new ssh key 框内，并点击aad new ssh key。
id_rsa-pub文件位置：~/.ssh/id_rsa_pub
- 在终端配置本地gitconfig
git config --global user.name "你的邮箱前缀"
git config --global user.email "你的邮箱（带@xxx.com）"
下载代码&编译：
repo init -u xxx -b xxx -m xxx.xml
repo sync -j 20
source build/envsetup.sh
lunch xxxx-userdebug
make -j 20
编译报错：
报错：Found class java.io.PrintWriter, but unable to insert @libcore.util.NonNull:
cd prebuilts/misc/linux-x86/flex
rm flex-2.5.39
tar zxf flex-2.5.39.tar.gz
cd flex-2.5.39
./configure
make
mv flex ../cd ../
rm -rf flex-2.5.39
mv flex flex-2.5.39
参考：https://forum.odroid.com/viewtopic.php?p=358525#p358525
https://www.yii666.com/article/568439.html
https://zhuanlan.zhihu.com/p/157110146
https://wiki.odroid.com/odroid-n2/software/building_android#android
报错：clang: error while loading shared libraries: libtinfo.so.5: cannot open shared object file: No such file or directory
sudo apt install libncurses5
报错：multiple definition of `yylloc'; dtc-lexer.lex.o (symbol from plugin):(.text+0x0): first defined here
修改：kernel-4.14/scripts/dtc/dtc-lexer.lex.c_shipped
YYLTYPE yylloc;修改为：extern YYLTYPE yylloc;
参考：https://blog.csdn.net/Golden_Chen/article/details/123297964
https://github.com/BPI-SINOVOIP/BPI-M4-bsp/issues/4
https://lkml.org/lkml/2020/4/1/1206
https://zhuanlan.zhihu.com/p/432591735
New address family defined, please update secclass_map.
修改：kernel-4.14/scripts/selinux/genheaders/genheaders.c
-#include <sys/socket.h>+#include <linux/socket.h>
修改：kernel-4.14/scripts/scripts/selinux/mdp/mdp.c
-#include <sys/socket.h>+#include <linux/socket.h>
参考：https://fxkxb.com/index.php/archives/15/
刷机：
~/rom/out/target/product/mico_x10a/MT8168_Android_scatter.txt
整体修改点：
建议直接安装Ubuntu16 会比较顺利，如果已经使用了22.0.4 ，不想重装系统，可以参考本文档进行修改
参考：
https://wiki.odroid.com/odroid-n2/software/building_android#android