步骤1. 进入代码根目录，执行：
1 | $ source build/envsetup.sh |
步骤2. 选择版本信息：
full_XXXX-eng for eng version
full_XXXX-userdebug for debug version
full_XXXX-user for user version
1 | $ lunch full_XXXX-eng |
步骤3. 编译选项：
3.1 全版本编译
1 | $ make –j$(processes number) |
3.2 编译 preloader
1 | $ make pl –j$(processes number) |
3.3 编译 lk
1 | $ make lk –j$(processes number) |
3.4 编译 kernel
1 | $ make kernel –j$(processes number) |
3.5 制作 bootimage
1 | $ make bootimage –j$(processes number) |
3.6 编译 android 并制作 system image
1 | $ make systemimage –j$(processes number) |