#!/bin/bash

# This script sets up everything needed to use DpdkDriver on a host in

# the Stanford RAMCloud cluster. Requirements:

# * This script must run as root

# * It must be run in a RAMCloud directory, which must contain a

# "dpdk" subdirectory, in which DPDK must have been properly built.

if [ ! -f dpdk/build/kmod/igb_uio.ko ]

then

echo "Driver file dpdk/build/kmod/igb_uio.ko doesn't exist." \

"Make sure you are in the right directory and have built DPDK."

exit 1

fi

# Enable hugepage support.

echo 1024 > /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages

mkdir -p /mnt/huge

mount -t hugetlbfs nodev /mnt/huge

chmod 777 /mnt/huge

# Load the UIO driver and bind it to the eth2 port.

modprobe uio

insmod dpdk/build/kmod/igb_uio.ko

dpdk/tools/dpdk_nic_bind.py --bind=igb_uio eth2

chmod 666 /dev/uio0