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136 lines
3.1 KiB
136 lines
3.1 KiB
3 years ago
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# Copyright 2020-2022 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-install toolchain-funcs
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MY_P=linux-${PV%.*}
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3 years ago
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GENPATCHES_P=genpatches-${PV%.*}-$(( ${PV##*.} + 9 ))
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3 years ago
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BINPKG=${P/-bin/}-r1-1
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3 years ago
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DESCRIPTION="Pre-built Linux kernel with genpatches"
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HOMEPAGE="https://www.kernel.org/"
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SRC_URI+="
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https://cdn.kernel.org/pub/linux/kernel/v$(ver_cut 1).x/${MY_P}.tar.xz
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https://dev.gentoo.org/~mpagano/dist/genpatches/${GENPATCHES_P}.base.tar.xz
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https://dev.gentoo.org/~mpagano/dist/genpatches/${GENPATCHES_P}.extras.tar.xz
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amd64? (
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https://dev.gentoo.org/~mgorny/binpkg/amd64/kernel/sys-kernel/gentoo-kernel/${BINPKG}.xpak
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-> ${BINPKG}.amd64.xpak
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)
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arm64? (
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https://dev.gentoo.org/~mgorny/binpkg/arm64/kernel/sys-kernel/gentoo-kernel/${BINPKG}.xpak
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-> ${BINPKG}.arm64.xpak
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)
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ppc64? (
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https://dev.gentoo.org/~mgorny/binpkg/ppc64le/kernel/sys-kernel/gentoo-kernel/${BINPKG}.xpak
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-> ${BINPKG}.ppc64le.xpak
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)
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x86? (
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https://dev.gentoo.org/~mgorny/binpkg/x86/kernel/sys-kernel/gentoo-kernel/${BINPKG}.xpak
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-> ${BINPKG}.x86.xpak
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)
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"
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S=${WORKDIR}
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LICENSE="GPL-2"
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KEYWORDS="~amd64 ~arm64 ~ppc64 ~x86"
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RDEPEND="
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!sys-kernel/gentoo-kernel:${SLOT}
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"
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PDEPEND="
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>=virtual/dist-kernel-${PV}
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"
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BDEPEND="
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sys-devel/bc
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sys-devel/flex
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virtual/libelf
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virtual/yacc
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"
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QA_PREBUILT='*'
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KV_LOCALVERSION='-gentoo-dist'
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KPV=${PV}${KV_LOCALVERSION}
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src_unpack() {
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default
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# ARCH=ppc64, but tarball is ppc64le. Update if we ever introduce ppc64be binpkg.
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ebegin "Unpacking ${BINPKG}.${ARCH/%ppc64/ppc64le}.xpak"
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tar -x < <(xz -c -d --single-stream "${DISTDIR}/${BINPKG}.${ARCH/%ppc64/ppc64le}.xpak")
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eend ${?} || die "Unpacking ${BINPKG} failed"
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}
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src_prepare() {
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local PATCHES=(
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# meh, genpatches have no directory
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"${WORKDIR}"/*.patch
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)
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cd "${MY_P}" || die
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default
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}
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src_configure() {
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# force ld.bfd if we can find it easily
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local LD="$(tc-getLD)"
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if type -P "${LD}.bfd" &>/dev/null; then
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LD+=.bfd
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fi
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tc-export_build_env
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local makeargs=(
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V=1
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HOSTCC="$(tc-getBUILD_CC)"
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HOSTCXX="$(tc-getBUILD_CXX)"
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HOSTCFLAGS="${BUILD_CFLAGS}"
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HOSTLDFLAGS="${BUILD_LDFLAGS}"
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CROSS_COMPILE=${CHOST}-
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AS="$(tc-getAS)"
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CC="$(tc-getCC)"
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LD="${LD}"
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AR="$(tc-getAR)"
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NM="$(tc-getNM)"
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STRIP=":"
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OBJCOPY="$(tc-getOBJCOPY)"
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OBJDUMP="$(tc-getOBJDUMP)"
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# we need to pass it to override colliding Gentoo envvar
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ARCH="$(tc-arch-kernel)"
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O="${WORKDIR}"/modprep
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)
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mkdir modprep || die
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cp "usr/src/linux-${KPV}/.config" modprep/ || die
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emake -C "${MY_P}" "${makeargs[@]}" modules_prepare
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}
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src_test() {
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kernel-install_test "${KPV}" \
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"${WORKDIR}/usr/src/linux-${KPV}/$(dist-kernel_get_image_path)" \
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"lib/modules/${KPV}"
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}
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src_install() {
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mv lib usr "${ED}"/ || die
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# FIXME: requires proper mount-boot
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if [[ -d boot/dtbs ]]; then
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mv boot "${ED}"/ || die
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fi
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# strip out-of-source build stuffs from modprep
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# and then copy built files
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find modprep -type f '(' \
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-name Makefile -o \
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-name '*.[ao]' -o \
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'(' -name '.*' -a -not -name '.config' ')' \
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')' -delete || die
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rm modprep/source || die
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cp -p -R modprep/. "${ED}/usr/src/linux-${KPV}"/ || die
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}
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