adb连接设备
1 内核源码
git clone http://mirrors.ustc.edu.cn/aosp/kernel/msm.gitcd msm
git branch -a2 配置交叉编译链工具
export CROSS_COMPILE=/home/syq/project/sourcecode/android-9.0.0_r1/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/bin/aarch64-linux-android-
export CROSS_COMPILE_ARM32=/home/syq/project/sourcecode/android-9.0.0_r1/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/bin/arm-linux-androideabi-3 配置产品选项
export ARCH=arm64
export SUBARCH=arm644 配置config
5 开始编译
6 将内核源码编入android源码中
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