M7350/qcom-opensource/kernel/kernel-tests/memory_prof/memory_prof.sh
2024-09-09 08:57:42 +00:00

94 lines
3.4 KiB
Bash
Executable File

#!/bin/sh
# Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided
# with the distribution.
# * Neither the name of The Linux Foundation nor the names of its
# contributors may be used to endorse or promote products derived
# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cd $(dirname $0 2>/dev/null || echo "/data/kernel-tests")
chmod 755 memory_prof
maybe_make_node()
{
thedev=$1
themisc=$2
[[ -e $thedev ]] && return
type cut >/dev/null && have_cut=yes
type awk >/dev/null && have_awk=yes
type sed >/dev/null && have_sed=yes
type grep >/dev/null && have_grep=yes
if [[ $have_cut = yes ]]; then
mknod $thedev c $(cut -d: -f1 $themisc) $(cut -d: -f2 $themisc)
elif [[ $have_awk = yes ]]; then
mknod $thedev c $(awk -F: '{print $1}' $themisc) $(awk -F: '{print $2}' $themisc)
elif [[ $have_sed = yes ]]; then
mknod $thedev c $(sed 's/\([[:digit:]]\+\):.*/\1/' $themisc) $(sed 's/.*:\([[:digit:]]\+\)/\2/' $themisc)
elif [[ $have_grep = yes ]]; then
# we don't have sed, awk, or cut. this is going to get
# ugly. Use repeated applications of grep's `-o' option to
# trim things out.
mknod $thedev c $(grep -Eoh '[[:digit:]]+:' $themisc | grep -Eoh '[[:digit:]]') $(grep -Eoh ':[[:digit:]]+' $themisc | grep -Eoh '[[:digit:]]')
else
echo "Can't create $thedev because we don't have cut, sed, awk, grep"
echo "or a magnetized needle and a steady heand."
return 1
fi
return 0
}
if [ -d /system/lib/modules/ ]; then
modpath=/system/lib/modules
else
modpath=/kernel-tests/modules/lib/modules/$(uname -r)/extra
fi
memory_prof_mod=${modpath}/the_memory_prof_module.ko
memory_prof_dev=/dev/memory_prof
memory_prof_dev_sys=/sys/class/memory_prof/memory_prof/dev
ion_dev=/dev/ion
ion_dev_misc=/sys/class/misc/ion/dev
# create ion device if it doesn't exist
maybe_make_node $ion_dev $ion_dev_misc || exit 1
# insert memory_prof_mod if needed
if [ ! -e $memory_prof_dev_sys ]; then
insmod $memory_prof_mod
if [ $? -ne 0 ]; then
echo "ERROR: failed to load module $memory_prof_mod"
exit 1
fi
fi
# create memory prof device if it doesn't exist
maybe_make_node $memory_prof_dev $memory_prof_dev_sys || exit 1
./memory_prof $@
rmmod the_memory_prof_module