mirror of
https://github.com/clockworkpi/uConsole.git
synced 2025-12-12 18:18:50 +01:00
01425471c5
This change adds building scripts for an easier kernel build for CM4 module version of uConsole. From now one it can be done using Ubuntu 22.04 docker container on any Linux operating system.
106 lines
2.7 KiB
Bash
Executable File
106 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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set -eox pipefail
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# Create working directory
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mkdir -p /uConsole
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cd /uConsole
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# Install dependencies
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apt update
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# Base kernel build dependencies
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apt install -y build-essential \
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gcc-aarch64-linux-gnu \
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linux-headers-generic
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# Install RPi kernel build dependencies
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# [https://www.raspberrypi.com/documentation/computers/linux_kernel.html]
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apt install -y git \
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bc \
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bison \
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flex \
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libssl-dev \
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make \
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libc6-dev \
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libncurses5-dev \
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crossbuild-essential-arm64
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# Other possible usefull dependencies suggested by Ubuntu kernel building guide
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# [https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel]
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apt install -y libncurses-dev \
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gawk \
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openssl \
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libssl-dev \
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dkms \
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libelf-dev \
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libudev-dev \
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libpci-dev \
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libiberty-dev \
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autoconf \
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llvm
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# Clone Raspberry kernel sources
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if [ ! -d "linux" ] ; then
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git clone https://github.com/raspberrypi/linux.git
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fi
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cd linux
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# Linux repo may be already cloned in previous run so we need to remove
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# any existing files modifications / applied patches
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git clean -f
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# Use specified source version
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git reset --hard 3a33f11c48572b9dd0fecac164b3990fc9234da8
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# Apply uConsole specific patch
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git apply ../0001-patch-cm4.patch
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# Config for Raspberry Pi 3, 3+, 4, 400 and Zero 2 W, and Raspberry Pi
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# Compute Modules 3, 3+ and 4 default 64-bit build configuration:
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# - bcm2711_defconfig
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# - kernel8
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#
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# KERNEL=kernel8 make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- bcm2711_defconfig
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# KERNEL=kernel8 make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- -j4
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#
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# [https://www.raspberrypi.com/documentation/computers/linux_kernel.html]
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export KERNEL=kernel8
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export ARCH=arm64
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export CROSS_COMPILE=aarch64-linux-gnu-
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# Generate .config file
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make bcm2711_defconfig
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# Build kernel
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make -j4
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# Prepare placeholder for kernel modules
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mkdir -p ./modules
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rm -rf ./modules/*
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# Deploy modules in predefined location
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INSTALL_MOD_PATH=./modules make modules_install
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# Remove unused module files
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rm ./modules/lib/modules/*/build
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rm ./modules/lib/modules/*/source
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# Export build artifacts: kernel modules
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mkdir -p ../modules
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rm -rf ../modules/*
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cp -rav ./modules/* ../modules
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# Export build artifacts: kernel + device tree
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mkdir -p ../out
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rm -rf ../out/*
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mkdir -p ../out/overlays
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sudo cp arch/arm64/boot/Image ../out/$KERNEL.img
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sudo cp arch/arm64/boot/dts/broadcom/*.dtb ../out
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sudo cp arch/arm64/boot/dts/overlays/*.dtb* ../out/overlays/
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sudo cp arch/arm64/boot/dts/overlays/README ../out/overlays/
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