#!/bin/sh /etc/rc.common

START=00
STOP=90

get_device_irq() {
	local device="$1"
	local line
	local seconds="0"

	while [ "${seconds}" -le 10 ]; do
		line=$(grep -m 1 "${device}\$" /proc/interrupts) && break
		seconds="$(( seconds + 2 ))"
		sleep 2
	done
	echo ${line} | sed 's/:.*//'
}

set_smp_affinity() {
	local core_mask="$1"
	local interface="$2"

	[ -z "$interface" ] && return 0

	local irq=$(get_device_irq "$interface")
	echo "${core_mask}" > /proc/irq/${irq}/smp_affinity
}

boot() {
	. /lib/functions/uci-defaults.sh

	case "$(board_name)" in
		friendlyarm,nanopi-r5s)
			set_smp_affinity "1" "nvme0q0"
			set_smp_affinity "2" "nvme0q1"
			set_smp_affinity "1" "nvme0q2"
			set_smp_affinity "1" "nvme0q3"
			set_smp_affinity "2" "nvme0q4"
		;;
	esac
}