#!/bin/sh

uci_write_config() {
	uci -q set cpufreq.cpufreq.governor$1="$2"
	uci -q set cpufreq.cpufreq.minfreq$1="$3"
	uci -q set cpufreq.cpufreq.maxfreq$1="$4"
	[ -n "$5" ] && uci -q set cpufreq.cpufreq.sdfactor$1="$5"
	[ -n "$6" ] && uci -q set cpufreq.cpufreq.upthreshold$1="$6"
	uci -q commit cpufreq
}

CPU_FREQS="$(cat '/sys/devices/system/cpu/cpufreq/policy0/scaling_available_frequencies')"
CPU_POLICYS="$(find '/sys/devices/system/cpu/cpufreq/policy'* -maxdepth 0 | grep -Eo '[0-9]+')"
source "/etc/openwrt_release"
case "$DISTRIB_TARGET" in
	"bcm27xx/bcm2710")
		uci_write_config 0 ondemand 600000 1200000 10 50
		;;
	"bcm27xx/bcm2711")
		uci_write_config 0 ondemand 600000 1500000 10 50
		;;
	"ipq40xx/generic")
		uci_write_config 0 ondemand 200000 716000 10 50
		;;
	"ipq60xx/generic")
		if echo "$CPU_FREQS" | grep -q "1800000"; then
			# IPQ6010/18/28
			CPU_MAX_FREQ="1800000"
		else
			# IPQ6000
			CPU_MAX_FREQ="1200000"
		fi
		uci_write_config 0 ondemand 864000 $CPU_MAX_FREQ 10 50
		;;
	"ipq806x/generic")
		if echo "$CPU_FREQS" | grep -q "1725000"; then
			# IPQ8065
			CPU_MAX_FREQ="1725000"
		elif echo "$CPU_FREQS" | grep -q "1400000"; then
			# IPQ8064
			CPU_MAX_FREQ="1400000"
		else
			# IPQ8062
			CPU_MAX_FREQ="1000000"
		fi
		uci_write_config 0 ondemand 600000 $CPU_MAX_FREQ 10 50
		# IPQ8064/5
		echo "$CPU_POLICYS" | grep -q "1" && uci_write_config 1 ondemand 600000 1200000 10 50
		;;
	"ipq807x/generic")
		if echo "$CPU_FREQS" | grep -q "2208000"; then
			# IPQ8072/4/6/8A
			CPU_MAX_FREQ="2208000"
		else
			# IPQ8071A
			CPU_MAX_FREQ="1382400"
		fi
		uci_write_config 0 ondemand 1017600 $CPU_MAX_FREQ 10 50
		;;
	"mediatek/mt7622")
		uci_write_config 0 ondemand 600000 1350000 10 50
		;;
	"meson/meson8b")
		uci_write_config 0 schedutil 816000 1536000
		;;
	"rockchip/armv8")
		if echo "$CPU_POLICYS" | grep -q "4"; then
			# RK3399
			uci_write_config 0 schedutil 600000 1608000
			uci_write_config 4 schedutil 600000 2016000
		else
			if echo "$CPU_FREQS" | grep -q "1992000"; then
				# RK3568
				CPU_MAX_FREQ="1992000"
			elif echo "$CPU_FREQS" | grep -q "1800000"; then
				# RK3566
				CPU_MAX_FREQ="1800000"
			else
				# RK3328
				CPU_MAX_FREQ="1512000"
			fi
			uci_write_config 0 schedutil 816000 $CPU_MAX_FREQ
		fi
		;;
	"sunxi/cortexa53")
		if echo "$CPU_FREQS" | grep -q "1800000"; then
			# H6
			uci_write_config 0 schedutil 816000 1800000
		else
			# H5
			uci_write_config 0 ondemand 648000 1200000 10 50
		fi
		;;
esac

uci -q batch <<-EOF >/dev/null
	delete ucitrack.@cpufreq[-1]
	add ucitrack cpufreq
	set ucitrack.@cpufreq[-1].init=cpufreq
	commit ucitrack
EOF

rm -f /tmp/luci-indexcache
exit 0