1#!/bin/bash
2
3# Copyright (C) 2020 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17readme() {
18    echo '
19Analyze boot-time & bootchart
20e.g.
21ANDROID_BUILD_TOP="$PWD" \
22CONFIG_YMAL="$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze/config.yaml" \
23    LOOPS=3 \
24    RESULTS_DIR="$ANDROID_BUILD_TOP/bootAnalyzeResults" \
25    $PWD/system/extras/boottime_tools/bootanalyze/bootanalyze.sh
26'
27    exit
28}
29
30
31if [[ -z $ANDROID_BUILD_TOP ]]; then
32    echo 'Error: you need to specify ANDROID_BUILD_TOP'
33    readme
34fi
35echo "ANDROID_BUILD_TOP=$ANDROID_BUILD_TOP"
36SCRIPT_DIR="$ANDROID_BUILD_TOP/system/extras/boottime_tools/bootanalyze"
37
38
39if [[ -z $CONFIG_YMAL ]]; then
40	CONFIG_YMAL="$SCRIPT_DIR/config.yaml"
41fi
42echo "CONFIG_YMAL=$CONFIG_YMAL"
43
44
45if [[ -z $RESULTS_DIR ]]; then
46	RESULTS_DIR="$PWD/bootAnalyzeResults"
47fi
48echo "RESULTS_DIR=$RESULTS_DIR"
49mkdir -p $RESULTS_DIR
50
51
52adb shell 'touch /data/bootchart/enabled'
53
54if [[ -z $LOOPS ]]; then
55	LOOPS=1
56fi
57echo "Analyzing boot-time for LOOPS=$LOOPS"
58START=1
59
60SLEEP_SEC=30
61for (( l=$START; l<=$LOOPS; l++ )); do
62    echo -n "Loop: $l"
63    SECONDS=0
64    $SCRIPT_DIR/bootanalyze.py -c $CONFIG_YMAL -G 4M -r -b > "$RESULTS_DIR/boot$l.txt"
65    echo "$SECONDS sec."
66    cp /tmp/android-bootchart/bootchart.tgz "$RESULTS_DIR/bootchart$l.tgz"
67    echo "Sleep for $SLEEP_SEC sec."
68    sleep $SLEEP_SEC
69done
70
71echo
72echo "Complete $LOOPS"