补充内核编译操作说明(如下以coolpi 4b ubuntu22.04 0306系统版本为例):
首先下载内核源码
coolpi@coolpi:~$ git clone https://github.com/yanyitech/coolpi-kernel.git
Cloning into 'coolpi-kernel'...
remote: Enumerating objects: 8550563, done.
remote: Counting objects: 100% (5962/5962), done.
remote: Compressing objects: 100% (3084/3084), done.
remote: Total 8550563 (delta 2757), reused 5819 (delta 2648), pack-reused 8544601
Receiving objects: 100% (8550563/8550563), 1.98 GiB | 11.07 MiB/s, done.
Resolving deltas: 100% (7166058/7166058), done.
Checking objects: 100% (33554432/33554432), done.
Updating files: 100% (87196/87196), done.
coolpi@coolpi:~$
额外安装组件包
coolpi@coolpi:~$ sudo apt install -y flex bison libssl-dev
coolpi@coolpi:~$ sudo ln -sf /usr/bin/python3 /usr/bin/python
开始编译内核
coolpi@coolpi:~$ cd coolpi-kernel
coolpi@coolpi:~/coolpi-kernel$ ./build-kernel.sh cp4b