sys-kernel/rte_kni-kmod: kernel nic interface module for DPDK

Package-Manager: Portage-3.0.28, Repoman-3.0.3
Signed-off-by: Aisha Tammy <gentoo@aisha.cc>

sys-kernel/rte_kni-kmod/Manifest

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+DIST dpdk-21.11.tar.xz 15102516 BLAKE2B e82fb03242b74e458810ee5e0d21feaf5d6d781b81b8dc5c2a2ab977bac202290dadc8734ea13993bb1cb1df4b5c4d770df574052a384b590ac798d19c370c59 SHA512 843282023c2f77a9b8af393d50c6dde54f09d490cd6f4a99f03d4df5df13a7d963aa86885fdf64e13f9da71e01c881d1f301dd093574a32cddd84f4b1fb58fd5

sys-kernel/rte_kni-kmod/metadata.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>gentoo@aisha.cc</email>
+		<name>Aisha Tammy</name>
+	</maintainer>
+</pkgmetadata>

sys-kernel/rte_kni-kmod/rte_kni-kmod-21.11.ebuild

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+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{8..10} )
+inherit linux-mod python-any-r1 meson
+
+DESCRIPTION="DPDK Kernel Nic Interface module"
+HOMEPAGE="https://dpdk.org/"
+SRC_URI="https://fast.dpdk.org/rel/dpdk-${PV}.tar.xz"
+S="${WORKDIR}/dpdk-${PV}"
+
+LICENSE="BSD GPL-2"
+SLOT="0"
+KEYWORDS="~amd64"
+
+DEPEND="
+	dev-libs/elfutils
+	dev-libs/jansson
+	dev-libs/libbpf
+	dev-libs/libbsd
+	dev-libs/openssl
+	net-libs/libmnl
+	net-libs/libpcap
+	sys-apps/dtc
+	sys-cluster/rdma-core
+	sys-process/numactl
+"
+RDEPEND="${DEPEND}"
+BDEPEND="
+	${PYTHON_DEPS}
+"
+
+CONFIG_CHECK="~IOMMU_SUPPORT ~AMD_IOMMU ~VFIO ~VFIO_PCI ~UIO ~UIO_PDRV_GENIRQ ~UIO_DMEM_GENIRQ ~HPET_MMAP"
+
+pkg_setup() {
+	linux-mod_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_configure() {
+	# we still have to do meson configuration as it creates
+	# header files needed for compiling the rte_kni module
+	local emesonargs=(
+		-Denable_kmods=false
+		-Dmachine=default
+		-Dplatform=generic
+	)
+	meson_src_configure
+
+	# export after meson_src_configure as BUILD_DIR is needed for module compilation
+	export MODULE_NAMES="rte_kni(extra/dpdk:${S}/kernel/linux/kni)"
+	export BUILD_PARAMS="-C \"${KERNEL_DIR}\" M=\"${S}\"/kernel/linux/kni \
+		src=\"${S}\"/kernel/linux/kni \
+		MODULE_CFLAGS=\"${HAVE_ARG_TX_QUEUE} -include ${S}/config/rte_config.h -I${S}/lib/eal/include \
+		-I${S}/lib/kni -I${S}/kernel/linux/kni -I${BUILD_DIR} -I${S}\""
+	export BUILD_TARGETS="modules"
+}
+
+src_compile() {
+	linux-mod_src_compile
+}
+
+src_install() {
+	linux-mod_src_install
+}