From 457378c37fef6fe33d4a4f8ddb8239bf5ce2c0be Mon Sep 17 00:00:00 2001
From: Vishal Bhoj <vishal.bhoj@linaro.org>
Date: Mon, 14 Mar 2016 17:50:01 +0530
Subject: microbenchmarks add mode support for nexus5x

Change-Id: Iaf0803a14b15e3576d8a1c7c5cc3dbd2d37ab2a7
Signed-off-by: Vishal Bhoj <vishal.bhoj@linaro.org>
---
 android/art-microbenchmarks.yaml                   |  3 +-
 .../scripts/configure-nexus5x-for-benchmarks.sh    | 54 ++++++++++++++++++++++
 2 files changed, 56 insertions(+), 1 deletion(-)

(limited to 'android')

diff --git a/android/art-microbenchmarks.yaml b/android/art-microbenchmarks.yaml
index 143bf37..de5c579 100644
--- a/android/art-microbenchmarks.yaml
+++ b/android/art-microbenchmarks.yaml
@@ -25,6 +25,7 @@ params:
     TARGET_DEVICE: "nexus9"
     ITERATIONS: 10
     MODE: 64
+    CORE: "default"
 
 run:
     steps:
@@ -34,7 +35,7 @@ run:
         - then
         - if [ -f ./android/scripts/configure-$TARGET_DEVICE-for-benchmarks.sh ]
         - then
-        - . ./android/scripts/configure-$TARGET_DEVICE-for-benchmarks.sh || true
+        - . ./android/scripts/configure-$TARGET_DEVICE-for-benchmarks.sh $CORE || true
         - fi
         - ./art-testing/run.py -t $IPADDR --iterations $ITERATIONS --mode $MODE --output-pkl $PWD/art-microbenchmarks.pkl --output-json $PWD/art-microbenchmarks.json | tee logs.txt
         - . ./android/scripts/parse-ubenchmarks-results.sh logs.txt
diff --git a/android/scripts/configure-nexus5x-for-benchmarks.sh b/android/scripts/configure-nexus5x-for-benchmarks.sh
index 2a86bda..d0cae4b 100755
--- a/android/scripts/configure-nexus5x-for-benchmarks.sh
+++ b/android/scripts/configure-nexus5x-for-benchmarks.sh
@@ -1,5 +1,59 @@
 #!/bin/bash
+CPU_PATH="/sys/devices/system/cpu/cpu"
+
+set_online() {
+    local dirpath=$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 "$@"
-- 
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