本文來源電子發燒友社區，作者：jf_25674040， 帖子地址：https://bbs.elecfans.com/jishu_2292644_1_1.html

一、更改國內源

%s/ports.ubuntu.com/mirrors.tuna.tsinghua.edu.cn/gc a

notes: 我的配置文件

# newer versions of the distribution. deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy main restricted # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy main restricted

## Major bug fix updates produced after the final release of the ## distribution. deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates main restricted # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu ## team. Also, please note that software in universe WILL NOT receive any ## review or updates from the Ubuntu security team. deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy universe # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy universe deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates universe # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu ## team, and may not be under a free licence. Please satisfy yourself as to ## your rights to use the software. Also, please note that software in ## multiverse WILL NOT receive any review or updates from the Ubuntu ## security team. deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy multiverse # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy multiverse deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-updates multiverse # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-updates multiverse

## N.B. software from this repository may not have been tested as ## extensively as that contained in the main release, although it includes ## newer versions of some applications which may provide useful features. ## Also, please note that software in backports WILL NOT receive any review ## or updates from the Ubuntu security team. deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-backports main restricted universe multiverse # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-backports main restricted universe multiverse

deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-security main restricted # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-security main restricted deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-security universe # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-security universe deb http://mirrors.tuna.tsinghua.edu.cn/ubuntu-ports/ jammy-security multiverse # deb-src http://ports.ubuntu.com/ubuntu-ports/ jammy-security multiverse

二、配置靜態ip

notes:

network: ethernets: eth0: optional: true dhcp4: no addresses:

• 10.43.60.71/24 gateway4: 10.43.60.1 nameservers: addresses: [8.8.8.8, 114.114.114.114] version: 2

三、配置ssh免密進入系統

$ ssh-copy-id -i ~/.ssh/id_rsa.pub user@xxx.xxx.xxx.xxx

四、更新兩個可用串口進入系統

如何編譯dtb請查看上一篇

sudo sudo update-grub

notes:

LINUX_PATH:linux代碼目錄