update 2026-07-15 17:56:48

lean/cpufreq/files/cpufreq.init

@@ -0,0 +1,58 @@
+#!/bin/sh /etc/rc.common
+
+START=15
+USE_PROCD=1
+
+NAME="cpufreq"
+CPUFREQ_PATH="/sys/devices/system/cpu/cpufreq"
+
+extra_command "get_policies" "Get CPU scaling governors and frequencies"
+
+get_policies() {
+	json_init
+	for policy in $(ls -d "$CPUFREQ_PATH"/policy[0-9]* 2>"/dev/null"); do
+		[ -s "$policy/scaling_available_frequencies" ] || continue
+		json_add_object "$(basename "$policy")"
+		json_add_string "index" "$(basename "$policy" | grep -Eo "[0-9]*$")"
+		json_add_string "cpus" "$(cat "$policy/affected_cpus")"
+		json_add_array "freqs"
+		for freq in $(cat "$policy/scaling_available_frequencies"); do
+			json_add_string "" "$freq"
+		done
+		json_close_array
+		json_add_array "governors"
+		for governor in $(cat "$policy/scaling_available_governors"); do
+			json_add_string "" "$governor"
+		done
+		json_close_array
+		json_close_object
+	done
+	json_dump
+}
+
+write_cpufreq_config() {
+	local value
+	config_get value "$NAME" "$1"
+	[ -z "$value" ] || echo -n "$value" > "$2"
+}
+
+start_service() {
+	config_load "$NAME"
+
+	for i in $(ls -d "$CPUFREQ_PATH"/policy[0-9]* 2>"/dev/null" | grep -Eo "[0-9]*$")
+	do
+		[ -z "$(config_get "$NAME" "governor$i")" ] && return
+
+		write_cpufreq_config "governor$i" "$CPUFREQ_PATH/policy$i/scaling_governor"
+		write_cpufreq_config "minfreq$i" "$CPUFREQ_PATH/policy$i/scaling_min_freq"
+		write_cpufreq_config "maxfreq$i" "$CPUFREQ_PATH/policy$i/scaling_max_freq"
+		if [ "$(config_get "$NAME" "governor$i")" = "ondemand" ]; then
+			write_cpufreq_config "sdfactor$i" "$CPUFREQ_PATH/ondemand/sampling_down_factor"
+			write_cpufreq_config "upthreshold$i" "$CPUFREQ_PATH/ondemand/up_threshold"
+		fi
+	done
+}
+
+service_triggers() {
+	procd_add_reload_trigger "$NAME"
+}