1 files changed, 54 insertions, 0 deletions
diff --git a/android/scripts/configure-nexus5x-for-benchmarks.sh b/android/scripts/configure-nexus5x-for-benchmarks.sh
index 2a86bda..d0cae4b 100755
--- a/android/scripts/configure-nexus5x-for-benchmarks.sh
+++ b/android/scripts/configure-nexus5x-for-benchmarks.sh
@@ -1,5 +1,59 @@
 #!/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 "$@"