#!/bin/bash# SPDX-License-Identifier: GPL-2.0## CPU helpers # protect against multiple inclusionif [ $FILE_CPU ]; then	return 0else	FILE_CPU=DONEfi source cpufreq.sh for_each_cpu(){	cpus=$(ls $CPUROOT | grep "cpu[0-9].*")	for cpu in $cpus; do		$@ $cpu	done} for_each_non_boot_cpu(){	cpus=$(ls $CPUROOT | grep "cpu[1-9].*")	for cpu in $cpus; do		$@ $cpu	done} #$1: cpuoffline_cpu(){	printf "Offline $1\n"	echo 0 > $CPUROOT/$1/online} #$1: cpuonline_cpu(){	printf "Online $1\n"	echo 1 > $CPUROOT/$1/online} #$1: cpureboot_cpu(){	offline_cpu $1	online_cpu $1} # Reboot CPUs# param: number of times we want to run the loopreboot_cpus(){	printf "** Test: Running ${FUNCNAME[0]} for $1 loops **\n\n" 	for i in `seq 1 $1`; do		for_each_non_boot_cpu offline_cpu		for_each_non_boot_cpu online_cpu		printf "\n"	done 	printf "\n%s\n\n" "------------------------------------------------"} # Prints warning for all CPUs with missing cpufreq directoryprint_unmanaged_cpus(){	for_each_cpu cpu_should_have_cpufreq_directory} # Counts CPUs with cpufreq directoriescount_cpufreq_managed_cpus(){	count=0; 	for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do		if [ -d $CPUROOT/$cpu/cpufreq ]; then			let count=count+1;		fi	done 	echo $count;}