projectmoon-overlay/sys-kernel/libre-kernel/libre-kernel-5.10.81.ebuild

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# Copyright 2020-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit kernel-build toolchain-funcs
MY_P=linux-${PV%.*}
BASE_VER="$(ver_cut 1).$(ver_cut 2)"
GENPATCHES_P=genpatches-${PV%.*}-$(( ${PV##*.} + 7 ))
# https://koji.fedoraproject.org/koji/packageinfo?packageID=8
CONFIG_VER=5.10.12
CONFIG_HASH=836165dd2dff34e4f2c47ca8f9c803002c1e6530
GENTOO_CONFIG_VER=5.10.42
RESTRICT="mirror"
DESCRIPTION="Linux kernel built with Gentoo patches"
HOMEPAGE="https://www.kernel.org/"
SRC_URI+=" https://linux-libre.fsfla.org/pub/linux-libre/releases/${BASE_VER}-gnu1/linux-libre-${BASE_VER}-gnu1.tar.xz
https://linux-libre.fsfla.org/pub/linux-libre/releases/${PV}-gnu1/patch-${BASE_VER}-gnu1-${PV}-gnu1.xz
https://github.com/mgorny/gentoo-kernel-config/archive/v${GENTOO_CONFIG_VER}.tar.gz
-> gentoo-kernel-config-${GENTOO_CONFIG_VER}.tar.gz
amd64? (
https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-x86_64-fedora.config
-> kernel-x86_64-fedora.config.${CONFIG_VER}
)
arm64? (
https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-aarch64-fedora.config
-> kernel-aarch64-fedora.config.${CONFIG_VER}
)
ppc64? (
https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-ppc64le-fedora.config
-> kernel-ppc64le-fedora.config.${CONFIG_VER}
)
x86? (
https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-i686-fedora.config
-> kernel-i686-fedora.config.${CONFIG_VER}
)"
S=${WORKDIR}/${MY_P}
LICENSE="GPL-2"
KEYWORDS="amd64 ~arm arm64 ppc64 x86"
IUSE="debug hardened"
REQUIRED_USE="arm? ( savedconfig )"
RDEPEND="
!sys-kernel/gentoo-kernel-bin:${SLOT}"
BDEPEND="
debug? ( dev-util/pahole )"
PDEPEND="
>=virtual/dist-kernel-${PV}"
QA_FLAGS_IGNORED="usr/src/linux-.*/scripts/gcc-plugins/.*.so"
src_prepare() {
local PATCHES=(
"${WORKDIR}"/patch-${BASE_VER}-gnu1-${PV}-gnu1
)
default
# prepare the default config
case ${ARCH} in
amd64)
cp "${DISTDIR}/kernel-x86_64-fedora.config.${CONFIG_VER}" .config || die
;;
arm)
return
;;
arm64)
cp "${DISTDIR}/kernel-aarch64-fedora.config.${CONFIG_VER}" .config || die
;;
ppc64)
cp "${DISTDIR}/kernel-ppc64le-fedora.config.${CONFIG_VER}" .config || die
;;
x86)
cp "${DISTDIR}/kernel-i686-fedora.config.${CONFIG_VER}" .config || die
;;
*)
die "Unsupported arch ${ARCH}"
;;
esac
local myversion="-libre-dist"
use hardened && myversion+="-hardened"
echo "CONFIG_LOCALVERSION=\"${myversion}\"" > "${T}"/version.config || die
local dist_conf_path="${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"
local merge_configs=(
"${T}"/version.config
"${dist_conf_path}"/base.config
)
use debug || merge_configs+=(
"${dist_conf_path}"/no-debug.config
)
if use hardened; then
merge_configs+=( "${dist_conf_path}"/hardened-base.config )
tc-is-gcc && merge_configs+=( "${dist_conf_path}"/hardened-gcc-plugins.config )
if [[ -f "${dist_conf_path}/hardened-${ARCH}.config" ]]; then
merge_configs+=( "${dist_conf_path}/hardened-${ARCH}.config" )
fi
fi
kernel-build_merge_configs "${merge_configs[@]}"
}