Data Plane Development Kit (DPDK) integration into OpenWrt

This repository contains all necessary packages for the compilation of DPDK on OpenWrt.

Packages are assembled by information from https://doc.dpdk.org/guides/howto/openwrt.html

Repository packages

• dpdk - Data Plane Development Kit main package; package contains:
  • libdpdk - DPDK librarioes
  • dpdk-tools - DPDK tools
• kmod-iommu_v2 (required) - kernel-modules support of IOMMU for INTEL/AMD processors; package produces iommu_v2.ko
• kmod-vfio (required) - kernel-modules support of Virtual Function I/O for PCI interfaces; package produces - vfio.ko, vfio-pci.ko, vfio_iommu_type1.ko, vfio_virqfd.ko
• numactl (optional) - Simple NUMA policy support package
• kmod-uio_pci_generic (optional) - kernel-modules support of The Userspace I/O; package produces - uio.ko, uio_pci_generic.ko

Compilation & Installation

Requirements

• Compilation can be done on OpenWrt 21.02 and 22.03.

OpenWrt build configuration

Make a system from sources. Use branches 21.02 or 22.03.

Add this repo to an OpenWrt feed.conf

echo "src-git dpdk_repo https://github.com/k13132/openwrt-dpdk" >> feeds.conf

Update OpenWrt package feeds

./scripts/feeds update dpdk_repo
./scripts/feeds install -a -p dpdk_repo

Use/chose libdpdk, dpdk-tools packages

make menuconfig

Compile DPDK packages

make package/dpdk/compile