#!/bin/sh

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dcb="$1"

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_modprobe_r_edd="0"

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check_edd() {

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local cnt=0

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[ -d /sys/firmware/edd ] && return 0

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_modprobe_r_edd="1"

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modprobe edd || return $?

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while [ $cnt -lt 600 ]; do

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[ -d /sys/firmware/edd ] && return 0

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cnt=$(($cnt+1))

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sleep 0.1

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done

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return 1

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}

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check_edd || exit 1

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for disk in /sys/firmware/edd/int13_*; do

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[ -d "$disk" ] || continue

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if [ -e "${disk}/pci_dev/driver" ]; then

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driver=$(readlink "${disk}/pci_dev/driver")

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driver=${driver##*/}

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fi

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# i40e uses dev_port 1 for a virtual fcoe function

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if [ "${driver}" = "i40e" ]; then

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dev_port=1

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fi

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for nic in "${disk}"/pci_dev/net/*; do

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[ -d "$nic" ] || continue

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if [ -n "${dev_port}" -a -e "${nic}/dev_port" ]; then

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if [ "$(cat ${nic}/dev_port)" -ne "${dev_port}" ]; then

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continue

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fi

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fi

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if [ -e ${nic}/address ]; then

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fcoe_interface=${nic##*/}

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if ! [ -e "/tmp/.fcoe-$fcoe_interface" ]; then

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/sbin/fcoe-up "$fcoe_interface" "$dcb"

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> "/tmp/.fcoe-$fcoe_interface"

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fi

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fi

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done

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done

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[ "$_modprobe_r_edd" = "1" ] && modprobe -r edd

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unset _modprobe_r_edd

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