參考資訊：
https://github.com/droidian-devices/linux-android-google-sargo
步驟如下：
$ sudo apt install build-essential libncurses-dev bison flex libssl-dev libelf-dev bc git gcc-aarch64-linux-gnu libfdt-dev clang $ cd $ wget https://github.com/steward-fu/website/releases/download/pixel-3a-xl/lineageos_linux-x86.tar.gz $ tar xvf lineageos_linux-x86.tar.gz $ wget https://github.com/steward-fu/website/releases/download/pixel-3a-xl/droidian_kernel.tar.gz $ tar xvf droidian_kernel.tar.gz $ cd kernel $ export PATH=~/linux-x86/bin/:$PATH $ ARCH=arm64 CC=clang CLANG_TRIPLE=aarch64-linux-gnu- CROSS_COMPILE=aarch64-linux-gnu- CROSS_COMPILE_ARM32=arm-linux-gnueabihf- make droidian_defconfig $ ARCH=arm64 CC=clang CLANG_TRIPLE=aarch64-linux-gnu- CROSS_COMPILE=aarch64-linux-gnu- CROSS_COMPILE_ARM32=arm-linux-gnueabihf- make all -j4 $ wget https://github.com/steward-fu/website/releases/download/pixel-3a-xl/droidian_flash.tar.gz $ tar xvf droidian_flash.tar.gz $ cd flash $ cp ../kernel/arch/arm64/boot/Image.lz4-dtb . $ ./run.sh
P.S. 進入fastboot後，刷入boot_new.img即可