Preparations
A x86 computer which runs Ubuntu 22.04
Steps
1. install the below packages:
sudo apt-get install -y build-essential gcc-aarch64-linux-gnu bison \
qemu-user-static qemu-system-arm qemu-efi u-boot-tools binfmt-support \
debootstrap flex libssl-dev bc rsync kmod cpio xz-utils fakeroot parted \
udev dosfstools uuid-runtime git-lfs device-tree-compiler python2 python3 \
python-is-python3 fdisk bc debhelper python3-pyelftools python3-setuptools \
python3-distutils python3-pkg-resources swig libfdt-dev libpython3-dev
2. To checkout the source and build:
git clone https://github.com/mixtile-rockchip/ubuntu-rockchip.git
cd ubuntu-rockchip
3. Switch to the branch of mixtile-blade3
git checkout mixtile-blade3
4. All Build
sudo ./build.sh --board=mixtile-blade3
5. If you only want to compile kernel and uboot, you can use the following command
Only build kernel
sudo ./build.sh --board=mixtile-blade3 -k
6. Only build uboot
sudo ./build.sh --board=mixtile-blade3 -u