#!/bin/bash source cpu.sh source cpufreq.sh source governor.sh FUNC=basic # do basic tests by default OUTFILE=cpufreq_selftest SYSFS= CPUROOT= CPUFREQROOT= helpme() { printf "Usage: $0 [-h] [-to args] [-h ] [-o ] [-t ] \n" exit 2 } prerequisite() { msg="skip all tests:" if [ $UID != 0 ]; then echo $msg must be run as root >&2 exit 2 fi taskset -p 01 $$ SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'` if [ ! -d "$SYSFS" ]; then echo $msg sysfs is not mounted >&2 exit 2 fi CPUROOT=$SYSFS/devices/system/cpu CPUFREQROOT="$CPUROOT/cpufreq" if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then echo $msg cpus not available in sysfs >&2 exit 2 fi if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then echo $msg cpufreq directory not available in sysfs >&2 exit 2 fi } parse_arguments() { while getopts ht:o: arg do case $arg in h) # --help helpme ;; t) # --func_type (Function to perform: basic, suspend, hibernate (default: basic)) FUNC=$OPTARG ;; o) # --output-file (Output file to store dumps) OUTFILE=$OPTARG ;; \?) helpme ;; esac done } do_test() { # Check if CPUs are managed by cpufreq or not count=$(count_cpufreq_managed_cpus) if [ $count = 0 ]; then echo "No cpu is managed by cpufreq core, exiting" exit 2; fi case "$FUNC" in "basic") cpufreq_basic_tests ;; "suspend") do_suspend "suspend" 1 ;; "hibernate") do_suspend "hibernate" 1 ;; *) echo "Invalid [-f] function type" helpme ;; esac } # clear dumps # $1: file name clear_dumps() { echo "" > $1.txt echo "" > $1.dmesg_cpufreq.txt echo "" > $1.dmesg_full.txt } # $1: output file name dmesg_dumps() { dmesg | grep cpufreq >> $1.dmesg_cpufreq.txt # We may need the full logs as well dmesg >> $1.dmesg_full.txt } # Parse arguments parse_arguments $@ # Make sure all requirements are met prerequisite # Run requested functions clear_dumps $OUTFILE do_test >> $OUTFILE.txt dmesg_dumps $OUTFILE