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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=8
EXTRAVERSION="redcore-lts"
KV_FULL="${PV}-${EXTRAVERSION}"
KV_MAJOR="5.15"
DESCRIPTION="Redcore Linux LTS Kernel Image"
HOMEPAGE="https://redcorelinux.org"
SRC_URI="https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${PV}.tar.xz"
KEYWORDS="~amd64"
LICENSE="GPL-2"
SLOT="${KV_MAJOR}"
IUSE="+cryptsetup +dmraid +dracut +dkms +mdadm"
RESTRICT="binchecks strip mirror"
DEPEND="
app-arch/lz4
app-arch/xz-utils
dev-build/autoconf
dev-build/make
sys-devel/bc
cryptsetup? ( sys-fs/cryptsetup )
dmraid? ( sys-fs/dmraid )
dracut? ( >=sys-kernel/dracut-0.44-r8 )
dkms? ( sys-kernel/dkms sys-kernel/linux-sources-redcore-lts:${SLOT} )
mdadm? ( sys-fs/mdadm )
>=sys-kernel/linux-firmware-20180314"
RDEPEND="${DEPEND}"
PATCHES=(
"${FILESDIR}"/"${KV_MAJOR}"-0001-Revert-cpufreq-Avoid-configuring-old-governors-as-de.patch
"${FILESDIR}"/"${KV_MAJOR}"-0001-ZEN-Add-sysctl-and-CONFIG-to-disallow-unprivileged-C.patch
"${FILESDIR}"/"${KV_MAJOR}"-0003-iommu_intel_do_deep_dma-unmapping_to_avoid_kernel-flooding.patch
"${FILESDIR}"/"${KV_MAJOR}"-0004-cpufreq_intel_pstate_ITMT_support_for_overclocked_system.patch
"${FILESDIR}"/"${KV_MAJOR}"-0005-Bluetooth_btintel_Fix_bdaddress_comparison_with_garbage_value.patch
"${FILESDIR}"/"${KV_MAJOR}"-0006-lg-laptop_Recognize_more_models.patch
"${FILESDIR}"/"${KV_MAJOR}"-acpi-use-kern_warning_even_when_error.patch
"${FILESDIR}"/"${KV_MAJOR}"-apic_vector-spam-in-debug-mode-only.patch
"${FILESDIR}"/"${KV_MAJOR}"-ata-fix-NCQ-LOG-strings-and-move-to-debug.patch
"${FILESDIR}"/"${KV_MAJOR}"-ath10k-be-quiet.patch
"${FILESDIR}"/"${KV_MAJOR}"-fix-bootconfig-makefile.patch
"${FILESDIR}"/"${KV_MAJOR}"-iwlwifi-fix-5e003982b07ae.patch
"${FILESDIR}"/"${KV_MAJOR}"-iwlwifi-use-debug-for-debug-infos.patch
"${FILESDIR}"/"${KV_MAJOR}"-radeon_dp_aux_transfer_native-no-ratelimited_debug.patch
"${FILESDIR}"/"${KV_MAJOR}"-revert-parts-of-a00ec3874e7d326ab2dffbed92faddf6a77a84e9-no-Intel-NO.patch
)
S="${WORKDIR}"/linux-"${PV}"
pkg_setup() {
export KBUILD_BUILD_USER="nexus"
export KBUILD_BUILD_HOST="nexus.redcorelinux.org"
export REAL_ARCH="$ARCH"
unset ARCH ; unset LDFLAGS #will interfere with Makefile if set
}
src_prepare() {
default
emake mrproper
sed -ri "s|^(EXTRAVERSION =).*|\1 -${EXTRAVERSION}|" Makefile
cp "${FILESDIR}"/"${KV_MAJOR}"-amd64.config .config
rm -rf $(find . -type f|grep -F \.orig)
}
src_compile() {
emake prepare modules_prepare bzImage modules
}
src_install() {
dodir boot
insinto boot
newins .config config-"${KV_FULL}"
newins System.map System.map-"${KV_FULL}"
newins arch/x86/boot/bzImage vmlinuz-"${KV_FULL}"
dodir usr/src/linux-"${KV_FULL}"
insinto usr/src/linux-"${KV_FULL}"
doins Module.symvers
doins System.map
exeinto usr/src/linux-"${KV_FULL}"
doexe vmlinux
emake INSTALL_MOD_PATH="${D}" modules_install
rm -f "${D}"/lib/modules/"${KV_FULL}"/build
rm -f "${D}"/lib/modules/"${KV_FULL}"/source
export local KSYMS
for KSYMS in build source ; do
dosym ../../../usr/src/linux-"${KV_FULL}" lib/modules/"${KV_FULL}"/"${KSYMS}"
done
}
_grub2_update_grubcfg() {
if [[ -x $(which grub2-mkconfig) ]]; then
elog "Updating GRUB-2 bootloader configuration, please wait"
grub2-mkconfig -o "${ROOT}"/boot/grub/grub.cfg
else
elog "It looks like you're not using GRUB-2, you must update bootloader configuration by hand"
fi
}
_dracut_initrd_create() {
if [[ -x $(which dracut) ]]; then
elog "Generating initrd for "${KV_FULL}", please wait"
addpredict /etc/ld.so.cache~
dracut -N -f --kver="${KV_FULL}" "${ROOT}"/boot/initrd-"${KV_FULL}"
else
elog "It looks like you're not using dracut, you must generate an initrd by hand"
fi
}
_dracut_initrd_delete() {
rm -rf "${ROOT}"/boot/initrd-"${KV_FULL}"
}
_dkms_modules_manage() {
if [[ -x $(which dkms) ]] ; then
export local DKMSMOD
for DKMSMOD in $(dkms status | cut -d " " -f1,2 | sed -e 's/,//g' | sed -e 's/ /\//g' | sed -e 's/://g' | uniq) ; do
dkms remove "${DKMSMOD}" -k "${KV_FULL}"
dkms add "${DKMSMOD}" > /dev/null 2>&1
done
fi
}
_kernel_modules_delete() {
rm -rf "${ROOT}"/lib/modules/"${KV_FULL}"
}
pkg_postinst() {
if [ $(stat -c %d:%i /) == $(stat -c %d:%i /proc/1/root/.) ]; then
if use dracut; then
_dracut_initrd_create
fi
_grub2_update_grubcfg
fi
}
pkg_postrm() {
if [ $(stat -c %d:%i /) == $(stat -c %d:%i /proc/1/root/.) ]; then
if use dracut; then
_dracut_initrd_delete
fi
_grub2_update_grubcfg
fi
if use dkms; then
_dkms_modules_manage
fi
_kernel_modules_delete
}
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