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#!/bin/bash
CPU_PATH="/sys/devices/system/cpu/cpu"
set_online() {
local dirpath=$CPU_PATH$1/online
adb -s $IPADDR shell "echo 1 > $dirpath"
}
set_offline() {
local dirpath=$CPU_PATH$1/online
adb -s $IPADDR shell "echo 0 > $dirpath"
}
all_small() {
set_online 0; set_online 1; set_online 2; set_online 3;
set_offline 4; set_offline 5;
}
all_big() {
set_online 4; set_online 5;
set_offline 0; set_offline 1; set_offline 2; set_offline 3;
}
all_online() {
set_online 0; set_online 1; set_online 2;
set_online 3; set_online 4; set_online 5;
}
show_cpu() {
adb -s $IPADDR shell "cat /sys/devices/system/cpu/cpu*/online"
}
parse() {
case $1 in
small)
all_small
;;
big)
all_big
;;
default)
;;
esac
}
set -x
echo "configuring Nexus5X on: $IPADDR"
adb -s $IPADDR wait-for-device
adb -s $IPADDR root
adb -s $IPADDR wait-for-device
adb -s $IPADDR shell stop
for n in {0..5}; do
adb -s $IPADDR shell "echo userspace > /sys/devices/system/cpu/cpu$n/cpufreq/scaling_governor"
adb -s $IPADDR shell "echo 1000000 > /sys/devices/system/cpu/cpu$n/cpufreq/scaling_min_freq"
adb -s $IPADDR shell "echo 1000000 > /sys/devices/system/cpu/cpu$n/cpufreq/scaling_max_freq"
done
parse "$@"
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