The Ubuntu images with cool pi release default setting:
ubuntu 20.04 server version
Ubuntu 20.04.4 LTS ubuntu ttyS0
ubuntu login: ubuntu
Password: coolpi
Welcome to Ubuntu 20.04.4 LTS (GNU/Linux 5.10.110 aarch64)
System information as of Tue May 9 07:35:42 UTC 2023
System load: 0.11 Temperature: 53.6 C
Usage of /: 3.2% of 56.98GB Processes: 217
Memory usage: 7% Users logged in: 1
Swap usage: 0% IPv4 address for eth0: 192.168.1.100
Last login: Tue May 9 07:33:03 UTC 2023 on tty1
ubuntu@ubuntu:~$
open terminal, exec command and input 'coolpi' passwd.
$ sudo su
backup /etc/apt/source.list, edit and save.
sudo cp /etc/apt/source.list /etc/apt/source.list_bak
sudo apt update
Please check cool pi ubuntu system enviroment.
$ sudo apt install gcc make git python libncurses5-dev openssl libssl-dev build-essential pkg-config libc6-dev bison flex
$ sudo ln -sf /usr/bin/python2 /usr/bin/python
$ sudo ln -sf /usr/bin/python3 /usr/bin/python
$ sudo apt install flex bison libssl-dev
$ cd ~
$ mkdir coolpi
$ cd coolpi
$ git clone https://github.com/yanyitech/coolpi-kernel.git
$ cd coolpi-kernel
$ ./build-kernel.sh
Usage: ./build-kernel.sh {cp4b|cm5-evb|cm5-evb-v11|cm5-minipc|cm5-8uart}
$ ./build-kernel.sh cp4b
if user want change kernel config:
$ make ARCH=arm64 menuconfig
$ make ARCH=arm64 savedefconfig
$ cp defconfig arch/arm64/configs/rk3588s_cp4b_defconfig
$ ./build-kernel.sh cp4b
update local system kernel and drivers:
$ sudo cp -a out/* /boot/firmware
$ sudo rm -rf /lib/modules/5.10.110/
$ sudo tar -xvf out/modules.tar.gz -C /lib
$ sync
$ sudo reboot
$ ./build-kernel.sh cm5-evb-v11
if user want change kernel config:
$ make ARCH=arm64 menuconfig
$ make ARCH=arm64 savedefconfig
$ cp defconfig arch/arm64/configs/rk3588_cpcm5_evb_defconfig
$ ./build-kernel.sh cm5-evb-v11
update local system kernel and drivers:
$ sudo cp -a out/* /boot/firmware
$ sudo rm -rf /lib/modules/5.10.110/
$ sudo tar -xvf out/modules.tar.gz -C /lib
$ sync
$ sudo reboot
https://www.cool-pi.com/topic/296/how-to-drive-non-standard-resolution-hdmi-displays
https://www.cool-pi.com/topic/219/gstreamer-video-framework
https://www.cool-pi.com/topic/136/coolpi-4b-python3-gpio-operation-compatable-with-raspberry-pi
https://www.cool-pi.com/topic/211/coolpi-4b-support-dynamic-update-logo
https://www.cool-pi.com/topic/182/coolpi-4b-board-power-key-support
https://www.cool-pi.com/topic/87/每个开发者都需要的私有化git服务器
https://www.cool-pi.com/topic/78/tf卡镜像wifi预配置
https://www.cool-pi.com/topic/380/cool-pi-4b-cm5-linux-system-support-compile-u-boot