#!/bin/sh # ===================================================== # Armbian Radxa Dragon Q6A Custom Kernel Build Script # RT + Low-latency config optimized for network router # ===================================================== # # Changes from original: # - Re-enabled PRINTK, BPF, KEYS, SECURITY, SECCOMP, COMPACTION # (required for a functional Armbian system) # - Removed x86-only configs (RETPOLINE, PTI, INTEL_IDLE) # - Added network router optimizations (nftables, conntrack, scheduling) # - Disabled all power management (actively cooled system) # - Added kernel boot parameters for RT + router tuning # 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 echo $PAYLOAD | base64 -d | xz -dc > aaa exit set -e export HOME_DIR="$HOME" export BUILD_DIR="$HOME_DIR/armbian-build" export BOARD="radxa-dragon-q6a" export BRANCH="edge" export RELEASE="trixie" export USE_CCACHE="yes" #export KCFLAGS="-O3 -flto -march=armv8.2-a+crc+crypto+dotprod+fp16 -mtune=cortex-a78" export NEEDRESTART_MODE=l export DEBIAN_FRONTEND=noninteractive apt-get purge needrestart -y # ------------------------------ # 1. Install prerequisites # ------------------------------ sudo apt update sudo apt install -y git build-essential bc bison flex libssl-dev \ libncurses-dev libelf-dev dwarves ccache wget rsync qemu-user-static debootstrap # ------------------------------ # 2. Prepare build environment # ------------------------------ mkdir -p "$BUILD_DIR" cd "$BUILD_DIR" # ------------------------------ # 3. Clone Armbian build system # ------------------------------ if [ ! -d "$BUILD_DIR/build" ]; then git clone https://github.com/armbian/build.git "$BUILD_DIR/build" fi cd "$BUILD_DIR/build" git pull # ------------------------------ # 4. Create custom kernel config # ------------------------------ USERPATCH_DIR="userpatches" mkdir -p "$USERPATCH_DIR" BOARD_FAMILY=qcs6490 CONFIG_DEST="$USERPATCH_DIR/linux-${BOARD_FAMILY}-${BRANCH}.config" #cat << 'EOF' > "$CONFIG_DEST" # =========================================================== # RT Low-Latency Kernel Config — Network Router Profile # PREEMPT_RT, reduced debug, safe optimizations for ARM64 # =========================================================== # ----------------------------------------------------------- # RT / Preemption / Scheduling # ----------------------------------------------------------- echo $PAYLOAD | base64 -d | xz -dc > "$CONFIG_DEST" echo "[INFO] Custom kernel config created at $CONFIG_DEST" # Auto-restart services on upgrade sudo mkdir -p /etc/needrestart/conf.d echo "\$nrconf{restart} = 'a';" | sudo tee /etc/needrestart/conf.d/autorestart.conf > /dev/null # ------------------------------ # 6. Enable ccache # ------------------------------ export CCACHE_DIR="$HOME_DIR/.ccache" mkdir -p "$CCACHE_DIR" export USE_CCACHE=yes wget -O /tmp/llvm.sh https://apt.llvm.org/llvm.sh chmod +x /tmp/llvm.sh /tmp/llvm.sh 17 apt install lld-17 update-alternatives --install /usr/bin/clang clang /usr/bin/clang-17 100 update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-17 100 update-alternatives --install /usr/bin/lld lld /usr/bin/lld-17 100 update-alternatives --install /usr/bin/ld.lld ld.lld /usr/bin/ld.lld-17 100 update-alternatives \ --install /usr/bin/llvm-ar llvm-ar /usr/bin/llvm-ar-17 100 \ --slave /usr/bin/llvm-nm llvm-nm /usr/bin/llvm-nm-17 \ --slave /usr/bin/llvm-objcopy llvm-objcopy /usr/bin/llvm-objcopy-17 \ --slave /usr/bin/llvm-objdump llvm-objdump /usr/bin/llvm-objdump-17 \ --slave /usr/bin/llvm-strip llvm-strip /usr/bin/llvm-strip-17 \ --slave /usr/bin/llvm-ranlib llvm-ranlib /usr/bin/llvm-ranlib-17 add-apt-repository ppa:canonical-server/server-backports apt update apt install qemu-user-static tee /etc/binfmt.d/qemu-loongarch64.conf << 'EOF' :qemu-loongarch64:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02\x01:\xff\xff\xff\xff\xff\xff\xff\xfc\x00\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-loongarch64-static:CF EOF systemctl restart systemd-binfmt # ------------------------------ # 7. Build kernel # ------------------------------ echo "[INFO] Starting custom kernel build..." ./compile.sh docker \ BOARD="$BOARD" \ BRANCH="$BRANCH" \ RELEASE="$RELEASE" \ KERNEL_BTF=no \ BUILD_MINIMAL=no \ BUILD_DESKTOP=no \ SKIP_EXTERNAL_MODULES=yes \ KERNEL_COMPILER=clang \ KERNEL_GIT=shallow \ NETWORKING_STACK=systemd-networkd \ KERNEL_CLANG_LTO="full" \ ROOTFS_TYPE=btrfs \ BTRFS_COMPRESSION=zstd \ # ------------------------------ # 8. Copy resulting .deb packages # ------------------------------ DEB_OUTPUT="$BUILD_DIR/debs" mkdir -p "$DEB_OUTPUT" cp output/debs/linux-image-*.deb "$DEB_OUTPUT/" 2>/dev/null || true cp output/debs/linux-headers-*.deb "$DEB_OUTPUT/" 2>/dev/null || true cp output/debs/linux-dtb-*.deb "$DEB_OUTPUT/" 2>/dev/null || true ( cd $DEB_OUTPUT && tar cvf $HOME/rt.tar * ) echo "" echo "======================================================" echo "[INFO] Custom Armbian RT kernel build finished!" echo "======================================================" echo "Debs: $DEB_OUTPUT" echo "CCACHE: $CCACHE_DIR" echo "" echo "Install on target with:" echo " sudo dpkg -i $DEB_OUTPUT/linux-*.deb" echo "" echo "Then add boot params on target:" echo " Edit /boot/armbianEnv.txt and add the extraargs line from:" echo " $BOOT_PARAMS_REF" echo "" echo "Post-install tuning (run on target):" echo " # Increase conntrack table for router use" echo " sudo sysctl -w net.netfilter.nf_conntrack_max=262144" echo " sudo sysctl -w net.core.netdev_max_backlog=8192" echo " sudo sysctl -w net.core.somaxconn=4096" echo "======================================================"