1 files changed, 100 insertions, 0 deletions
diff --git a/sys-kernel/gentoo-kernel/gentoo-kernel-5.4.181.ebuild b/sys-kernel/gentoo-kernel/gentoo-kernel-5.4.181.ebuild
new file mode 100644
index 000000000000..7286c7070096
--- /dev/null
+++ b/sys-kernel/gentoo-kernel/gentoo-kernel-5.4.181.ebuild
@@ -0,0 +1,100 @@
+# Copyright 2020-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit kernel-build
+
+MY_P=linux-${PV%.*}
+GENPATCHES_P=genpatches-${PV%.*}-$(( ${PV##*.} + 4 ))
+# https://koji.fedoraproject.org/koji/packageinfo?packageID=8
+CONFIG_VER=5.4.21
+CONFIG_HASH=2809b7faa6a8cb232cd825096c146b7bdc1e08ea
+GENTOO_CONFIG_VER=5.4.114
+
+DESCRIPTION="Linux kernel built with Gentoo patches"
+HOMEPAGE="https://www.kernel.org/"
+SRC_URI+="
+	https://cdn.kernel.org/pub/linux/kernel/v$(ver_cut 1).x/${MY_P}.tar.xz
+	https://dev.gentoo.org/~mpagano/dist/genpatches/${GENPATCHES_P}.base.tar.xz
+	https://dev.gentoo.org/~mpagano/dist/genpatches/${GENPATCHES_P}.extras.tar.xz
+	https://github.com/mgorny/gentoo-kernel-config/archive/v${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.config
+			-> kernel-x86_64.config.${CONFIG_VER}
+	)
+	arm64? (
+		https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-aarch64.config
+			-> kernel-aarch64.config.${CONFIG_VER}
+	)
+	ppc64? (
+		https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-ppc64le.config
+			-> kernel-ppc64le.config.${CONFIG_VER}
+	)
+	x86? (
+		https://src.fedoraproject.org/rpms/kernel/raw/${CONFIG_HASH}/f/kernel-i686.config
+			-> kernel-i686.config.${CONFIG_VER}
+	)
+"
+S=${WORKDIR}/${MY_P}
+
+LICENSE="GPL-2"
+KEYWORDS="~amd64 ~arm64 ~ppc ~ppc64 ~x86"
+IUSE="debug"
+
+RDEPEND="
+	!sys-kernel/gentoo-kernel-bin:${SLOT}
+"
+BDEPEND="
+	debug? ( dev-util/pahole )
+"
+PDEPEND="
+	>=virtual/dist-kernel-${PV}
+"
+
+src_prepare() {
+	local PATCHES=(
+		# meh, genpatches have no directory
+		"${WORKDIR}"/*.patch
+	)
+	default
+
+	# prepare the default config
+	case ${ARCH} in
+		amd64)
+			cp "${DISTDIR}/kernel-x86_64.config.${CONFIG_VER}" .config || die
+			;;
+		arm64)
+			cp "${DISTDIR}/kernel-aarch64.config.${CONFIG_VER}" .config || die
+			;;
+		ppc)
+			# assume powermac/powerbook defconfig
+			# we still package.use.force savedconfig
+			cp "${WORKDIR}/${MY_P}/arch/powerpc/configs/pmac32_defconfig" .config || die
+			;;
+		ppc64)
+			cp "${DISTDIR}/kernel-ppc64le.config.${CONFIG_VER}" .config || die
+			;;
+		x86)
+			cp "${DISTDIR}/kernel-i686.config.${CONFIG_VER}" .config || die
+			;;
+		*)
+			die "Unsupported arch ${ARCH}"
+			;;
+	esac
+
+	echo 'CONFIG_LOCALVERSION="-gentoo-dist"' > "${T}"/version.config || die
+	local merge_configs=(
+		"${T}"/version.config
+		"${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"/base.config
+	)
+	use debug || merge_configs+=(
+		"${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"/no-debug.config
+	)
+	[[ ${ARCH} == x86 ]] && merge_configs+=(
+		"${WORKDIR}/gentoo-kernel-config-${GENTOO_CONFIG_VER}"/32-bit.config
+	)
+
+	kernel-build_merge_configs "${merge_configs[@]}"
+}