linux 内核编译

获取代码：

内核 wget https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.15.165.tar.xz  

补丁 wget https://cdn.kernel.org/pub/linux/kernel/v5.x/patch-5.15.165.xz

.xz  (xz -d 解压缩) 

.gz (gunzip解压缩） 

打补丁

patch -p1 -R < ./patch-5.15.165

https://docs.kernel.org/process/applying-patches.html

编译

make ARCH=arm  CROSS_COMPILE=arm-linux-gnueabi-  imx_v6_v7_defconfig

make ARCH=arm  CROSS_COMPILE=arm-linux-gnueabi-  bzImage