120 lines
3.3 KiB
Bash
120 lines
3.3 KiB
Bash
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# Copyright 2020-2021 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=7
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inherit kernel-build toolchain-funcs verify-sig
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BASE_VER="$(ver_cut 1).$(ver_cut 2)"
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RESTRICT="mirror"
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# https://koji.fedoraproject.org/koji/packageinfo?packageID=8
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CONFIG_VER=5.10.12
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CONFIG_HASH=836165dd2dff34e4f2c47ca8f9c803002c1e6530
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GENTOO_CONFIG_VER=5.15.5
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DESCRIPTION="Linux kernel built from vanilla upstream sources"
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HOMEPAGE="https://www.kernel.org/"
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SRC_URI+="
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https://linux-libre.fsfla.org/pub/linux-libre/releases/${BASE_VER}-gnu1/linux-libre-${BASE_VER}-gnu1.tar.xz
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https://github.com/mgorny/gentoo-kernel-config/archive/v${GENTOO_CONFIG_VER}.tar.gz
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-> gentoo-kernel-config-${GENTOO_CONFIG_VER}.tar.gz
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amd64? (
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https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-x86_64-fedora.config
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-> kernel-x86_64-fedora.config.${CONFIG_VER}
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)
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arm64? (
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https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-aarch64-fedora.config
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-> kernel-aarch64-fedora.config.${CONFIG_VER}
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)
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ppc64? (
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https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-ppc64le-fedora.config
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-> kernel-ppc64le-fedora.config.${CONFIG_VER}
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)
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x86? (
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https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-i686-fedora.config
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-> kernel-i686-fedora.config.${CONFIG_VER}
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)"
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# Set workdir to full package version, as linux-libre has only the base
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# version (eg. 5.10 for 5.10.88) as the source folder.
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MY_P=linux-${PV%.*}
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S=${WORKDIR}/${MY_P}
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LICENSE="GPL-2"
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KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~x86"
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IUSE="debug hardened"
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REQUIRED_USE="arm? ( savedconfig )"
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BDEPEND="
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debug? ( dev-util/pahole )"
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PDEPEND="
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>=virtual/dist-kernel-${PV}"
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src_unpack() {
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default
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}
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src_prepare() {
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default
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local biendian=false
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# prepare the default config
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case ${ARCH} in
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amd64)
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cp "${DISTDIR}/kernel-x86_64-fedora.config.${CONFIG_VER}" .config || die
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;;
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arm)
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return
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;;
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arm64)
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cp "${DISTDIR}/kernel-aarch64-fedora.config.${CONFIG_VER}" .config || die
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biendian=true
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;;
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ppc)
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# assume powermac/powerbook defconfig
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# we still package.use.force savedconfig
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cp "${WORKDIR}"/linux-*/arch/powerpc/configs/pmac32_defconfig .config || die
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;;
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ppc64)
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cp "${DISTDIR}/kernel-ppc64le-fedora.config.${CONFIG_VER}" .config || die
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biendian=true
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;;
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x86)
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cp "${DISTDIR}/kernel-i686-fedora.config.${CONFIG_VER}" .config || die
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;;
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*)
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die "Unsupported arch ${ARCH}"
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;;
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esac
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local myversion="-dist"
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use hardened && myversion+="-hardened"
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echo "CONFIG_LOCALVERSION=\"${myversion}\"" > "${T}"/version.config || die
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local dist_conf_path="${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"
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local merge_configs=(
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"${T}"/version.config
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"${dist_conf_path}"/base.config
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)
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use debug || merge_configs+=(
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"${dist_conf_path}"/no-debug.config
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)
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if use hardened; then
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merge_configs+=( "${dist_conf_path}"/hardened-base.config )
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tc-is-gcc && merge_configs+=( "${dist_conf_path}"/hardened-gcc-plugins.config )
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if [[ -f "${dist_conf_path}/hardened-${ARCH}.config" ]]; then
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merge_configs+=( "${dist_conf_path}/hardened-${ARCH}.config" )
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fi
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fi
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# this covers ppc64 and aarch64_be only for now
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if [[ ${biendian} == true && $(tc-endian) == big ]]; then
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merge_configs+=( "${dist_conf_path}/big-endian.config" )
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fi
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kernel-build_merge_configs "${merge_configs[@]}"
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}
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