From patchwork Wed Jan 24 04:05:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 1890031 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ubuntu.com (client-ip=185.125.189.65; helo=lists.ubuntu.com; envelope-from=kernel-team-bounces@lists.ubuntu.com; receiver=patchwork.ozlabs.org) Received: from lists.ubuntu.com (lists.ubuntu.com [185.125.189.65]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4TKZL616zCz23f0 for ; Wed, 24 Jan 2024 17:48:46 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=lists.ubuntu.com) by lists.ubuntu.com with esmtp (Exim 4.86_2) (envelope-from ) id 1rSX3m-00056c-0c; Wed, 24 Jan 2024 06:48:30 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by lists.ubuntu.com with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1rSUXR-0000W6-4T for kernel-team@lists.ubuntu.com; Wed, 24 Jan 2024 04:06:59 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id DE008CE30F9 for ; Wed, 24 Jan 2024 04:06:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F03EEC43390 for ; Wed, 24 Jan 2024 04:06:52 +0000 (UTC) From: Masahiro Yamada To: kernel-team@lists.ubuntu.com Subject: [j/linux-raspi v2 RESEND 2/2] UBUNTU: [Packaging] Add snapcraft.yaml for building uc22 pi-kernel snap Date: Wed, 24 Jan 2024 13:05:54 +0900 Message-Id: <20240124040554.899992-3-masahiroy@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240124040554.899992-1-masahiroy@kernel.org> References: <20240124040554.899992-1-masahiroy@kernel.org> MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 24 Jan 2024 06:48:09 +0000 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" From: Masahiro Yamada Add snapcraft.yaml to support the local building for the pi-kernel snap. This supports cross-building, making it possible to build the snap on your x86 machine, and useful for development purposes. Build for arm64: $ snapcraft --use-lxd --build-for=arm64 Build for armhf: $ snapcraft --use-lxd --build-for=armhf Both arm64 and armhf snaps were tested on Raspberry PI 4. Signed-off-by: Masahiro Yamada --- Changes in v2: - Remove unneeded CONFIG_MODULE_SIG_FORCE orverride - Split the last treak to 'finalize' snapcraft.yaml | 151 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 151 insertions(+) create mode 100644 snapcraft.yaml diff --git a/snapcraft.yaml b/snapcraft.yaml new file mode 100644 index 000000000000..9274305e156b --- /dev/null +++ b/snapcraft.yaml @@ -0,0 +1,151 @@ +# SPDX-License-Identifier: GPL-2.0-only +# Copyright (C) 2023 Canonical Ltd +# +# Build for arm64: +# +# $ snapcraft --use-lxd --build-for=arm64 +# +# Build for armhf: +# +# $ snapcraft --use-lxd --build-for=armhf + +name: pi-kernel +summary: The Canonical Raspberry Pi kernel +description: The Canonical Raspberry Pi kernel +type: kernel +confinement: strict +build-base: core22 +# Take the version from debian/changelog +adopt-info: kernel + +architectures: + - build-on: [amd64, arm64] + build-for: arm64 + - build-on: [amd64, armhf] + build-for: armhf + +package-repositories: + - type: apt + architectures: [arm64, armhf] + components: [main] + suites: [jammy] + key-id: 78E1918602959B9C59103100F1831DDAFC42E99D + url: https://ppa.launchpadcontent.net/snappy-dev/image/ubuntu + - type: apt + architectures: [arm64, armhf] + components: [main, restricted] + suites: [jammy, jammy-updates] + key-id: F6ECB3762474EDA9D21B7022871920D1991BC93C + url: http://ports.ubuntu.com/ubuntu-ports + +parts: + kernel: + build-packages: + - bc + - bison + - debhelper + - fakeroot + - flex + - gawk + - kmod + - libssl-dev + - pahole + - rsync + - on amd64 to arm64: + - gcc-aarch64-linux-gnu + - libc6-dev-arm64-cross + - on amd64 to armhf: + - gcc-arm-linux-gnueabihf + - libc6-dev-armhf-cross + plugin: nil + source-type: local + source: . + override-build: | + FLAVOUR=raspi + deb_arch=${SNAPCRAFT_TARGET_ARCH} + + # Include 'DEBIAN' definition + . debian/debian.env + deb_ver=$(dpkg-parsechangelog -l "${DEBIAN}/changelog" -S version) + kernelrelease=$(echo "${deb_ver}" | cut -d. -f1-3)-${FLAVOUR} + craftctl set "version=local-${deb_ver}" + + dpkg-architecture -a "${deb_arch}" -c fakeroot debian/rules clean + dpkg-architecture -a "${deb_arch}" -c debian/rules "build-${FLAVOUR}" + dpkg-architecture -a "${deb_arch}" -c fakeroot debian/rules "binary-${FLAVOUR}" + + for pkg in linux-image linux-modules linux-buildinfo; do + dpkg-deb -x "../${pkg}-${kernelrelease}_${deb_ver}_${deb_arch}.deb" tmpdir + done + + depmod -b tmpdir "${kernelrelease}" + mv tmpdir/boot/vmlinuz-* "${SNAPCRAFT_PART_INSTALL}/kernel.img" + mv tmpdir/boot/config-* tmpdir/boot/System.map-* "${SNAPCRAFT_PART_INSTALL}/" + mv tmpdir/lib/modules "${SNAPCRAFT_PART_INSTALL}" + mv "tmpdir/lib/firmware/${kernelrelease}/device-tree" "${SNAPCRAFT_PART_INSTALL}/dtbs" + + firmware: + build-packages: + - bluez-firmware + - linux-firmware + plugin: nil + override-build: | + mkdir -p tmpdir/lib + cp -r /lib/firmware tmpdir/lib + + # linux-firmware and linux-firmware-raspi provides the same firmware + # files with different contents. Copy linux-firmware-raspi last. + apt-get download "linux-firmware-raspi:${SNAPCRAFT_TARGET_ARCH}" + dpkg-deb -x linux-firmware-raspi_*.deb tmpdir + mv tmpdir/lib/firmware "${SNAPCRAFT_PART_INSTALL}" + + # 'kernel-snap-uc22' runs 'trim-firmware' as the last step. Skip it here + # to simplify the build step. The resulting kernel snap will contain more + # firmware files than needed for raspberry pi, but it is not a big deal. + + initrd: + after: + - firmware + - kernel + build-packages: + - dracut + - zstd + plugin: nil + override-build: | + apt-get download "ubuntu-core-initramfs:${SNAPCRAFT_TARGET_ARCH}" + dpkg-deb -x ubuntu-core-initramfs_*.deb tmpdir + apt-get download "snapd:${SNAPCRAFT_TARGET_ARCH}" + dpkg-deb -x snapd_*.deb tmpdir + + mkdir tmpdir/lib/modules + + kernelrelease=$(ls "${SNAPCRAFT_STAGE}/modules") + + ln -s "${SNAPCRAFT_STAGE}/modules/${kernelrelease}" "tmpdir/lib/modules/${kernelrelease}" + ln -s "${SNAPCRAFT_STAGE}/firmware" tmpdir/lib/firmware + + # Run usr/bin/ubuntu-core-initramfs inside 'tmpdir'. + # Otherwise, tmpdir would be included in initrd.img. Odd... + ( cd tmpdir; usr/bin/ubuntu-core-initramfs create-initrd \ + --root . --output initrd.img --kernelver "${kernelrelease}" ) + cp "tmpdir/initrd.img-${kernelrelease}" "${SNAPCRAFT_PART_INSTALL}"/initrd.img + + finalize: + after: + - initrd + plugin: nil + override-build: | + # Mimic what 'kernel-snaps-uc22' does + cp /usr/share/common-licenses/GPL-2 "${SNAPCRAFT_PART_INSTALL}" + mkdir "${SNAPCRAFT_PART_INSTALL}/lib" + ln -s ../firmware "${SNAPCRAFT_PART_INSTALL}/lib" + ln -s ../modules "${SNAPCRAFT_PART_INSTALL}/lib" + + mkdir -p "${SNAPCRAFT_PART_INSTALL}/meta" + { + echo "assets:" + echo " dtbs:" + echo " update: true" + echo " content:" + echo " - dtbs/" + } > "${SNAPCRAFT_PART_INSTALL}/meta/kernel.yaml"