131 lines
3.4 KiB
Bash
Executable File
131 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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# Copyright (C) 2016 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Include some functions from common.sh.
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SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
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source ${SCRIPT_DIR}/common.sh
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OUT_DATA_DIR="test_out"
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# Disable REMOTE for test on local
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REMOTE="--remote"
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TEST_COUNT=10
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DEBUG=false
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apply_overlay() {
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local overaly="$1"
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local base_dts="$2"
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local overlay_dts="$3"
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local merged_dts="$4"
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local summary=0
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for i in $(seq 1 $TEST_COUNT); do
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TIME=$(./apply_overlay.sh "--$overaly" $REMOTE \
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"$base_dts" "$overlay_dts" "$merged_dts" \
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| sed -E "s/.*took ([0-9]+\\.[0-9]+) secs/\\1/")
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if $DEBUG; then
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echo "time=$TIME"
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fi
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summary=$(echo "$summary + $TIME" | bc -l)
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done
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AVERAY=$(echo "scale=9; $summary/$TEST_COUNT" | bc -l)
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printf "%10s Average time=%s\n" "($overaly)" "$AVERAY"
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}
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run_performance_test() {
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# see ufdt_gen_test_dts.c for detail
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local node_depth="$1"
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local node_unused="$2"
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local node_count="$3"
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local append_count="$4"
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local override_count="$5"
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mkdir -p "$OUT_DATA_DIR" >& /dev/null
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#
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# Prepare dtb and dtbo files
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#
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local base_dts="${OUT_DATA_DIR}/base.dts"
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echo " Base DT: depth=$node_depth unused=$node_unused nodes=$node_count"
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ufdt_gen_test_dts -n $node_count -d $node_depth -u $node_unused \
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-o "$base_dts"
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if $DEBUG; then
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cat "$base_dts"
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fi
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local overlay_dts="${OUT_DATA_DIR}/overlay.dts"
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echo " Overlay DT: append=$append_count override=$override_count"
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ufdt_gen_test_dts -p -a $append_count -w $override_count \
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-o "$overlay_dts"
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if $DEBUG; then
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cat "$overlay_dts"
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fi
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local merged_dts="${OUT_DATA_DIR}/overlay_merged.dts"
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apply_overlay fdt $base_dts $overlay_dts $merged_dts
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apply_overlay ufdt $base_dts $overlay_dts $merged_dts
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rm -rf "$OUT_DATA_DIR"
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}
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main() {
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alert "========== Running Performance Tests =========="
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if [ -z "$ANDROID_BUILD_TOP" ]; then
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die "Run envsetup.sh / lunch yet?"
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fi
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if ! command_exists ufdt_gen_test_dts ||
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! command_exists dtc; then
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die "Run mmma $(dirname $SCRIPT_DIR) yet?"
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fi
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if [ "$REMOTE" == "--remote" ]; then
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adb get-state > /dev/null
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if [ "$?" -ne "0" ]; then
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die "adb can not connect to device."
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fi
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fi
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# cd to ${SCRIPT_DIR} in a subshell because gen_test.sh uses relative
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# paths for dependent files.
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cd "${SCRIPT_DIR}"
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#
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# run_performance_test
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# <node_depth> <node_unused> <node_count> <append_count> <override_count>
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# Test case #1: node=x append=100 override=100
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for t in $(seq 200 50 1000); do
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run_performance_test 2 0 $t 100 100
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done
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# Test case #2: node=x append=100 override=100
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for t in $(seq 200 50 1000); do
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run_performance_test 2 $t $t 100 100
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done
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# Test case #3: node=2000 append=X
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for t in $(seq 50 50 1000); do
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run_performance_test 2 0 2000 $t 0
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done
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# Test case #4: node=2000 override=X
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for t in $(seq 50 50 1000); do
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run_performance_test 2 0 2000 0 $t
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done
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}
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main "$@"
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