88 lines
3.1 KiB
Bash
88 lines
3.1 KiB
Bash
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#!/bin/sh
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# Copyright (c) 2013, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of The Linux Foundation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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online_offline_cores() {
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cores=`grep -c "processor" $cpuinfo`
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count=1
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loop=10
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stop mpdecision
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#off-on each core in sequence. Repeat 10 times
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for i in $(seq 1 $loop)
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do
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while [ $count -lt $cores ]
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do
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echo 0 > $cpupath$count"/online"
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sleep 1
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echo 1 > $cpupath$count"/online"
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count=$(( count + 1 ))
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done
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done
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#off-on multiple cores at a time. Repeat 10 times
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loop=10
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count=1
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for i in $(seq 1 $loop)
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do
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while [ $count -lt $cores ]
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do
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echo 0 > $cpupath$count"/online"
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count=$(( count + 1 ))
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done
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sleep 1
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count=1
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while [ $count -lt $cores ]
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do
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echo 1 > $cpupath$count"/online"
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count=$(( count + 1 ))
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done
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done
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start mpdecision
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}
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echo "-----Coresight Trace Driver Adversarial Test Starting-----"
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echo "----------------------------------------------------------"
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source "$(dirname $0)/cs_common.sh"
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etm_enable_all_cores
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stm_enable
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if [ ! -d $debugfs ]
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then
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mkdir -p $debugfs
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fi
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mount -t debugfs nodev $debugfs 2>"/dev/null"
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echo 1 > $debugfs"/tracing/tracing_on"
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echo 1 > $debugfs"/tracing/events/enable"
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echo "*:*" > $debugfs"/tracing/set_event"
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online_offline_cores
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etm_disable_all_cores
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stm_disable
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umount $debugfs 2>"/dev/null"
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echo "PASS: Online-Offline all cores with trace drivers enabled"
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echo "-----Coresight Trace Driver Adversarial Test Complete-----"
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echo "----------------------------------------------------------"
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echo ""
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