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init.qcom.modem_links.sh
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init.qcom.modem_links.sh
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#!/system/bin/sh
# Copyright (c) 2013, 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.
#
#
# No path is set up at this point so we have to do it here.
PATH=/sbin:/system/sbin:/system/bin:/system/xbin
export PATH
# Check for images and set up symlinks
cd /firmware/image
# Get the list of files in /firmware/image
# for which sym links have to be created
fwfiles=`ls modem* adsp* wcnss* mba*`
# Check if the links with similar names
# have been created in /system/etc/firmware
cd /system/etc/firmware
linksNeeded=0
# For everyfile in fwfiles check if
# the corresponding file exists
for fwfile in $fwfiles; do
# if (condition) does not seem to work
# with the android shell. Therefore
# make do with case statements instead.
# if a file named $fwfile is present
# no need to create links. If the file
# with the name $fwfile is not present
# need to create links.
case `ls $fwfile` in
$fwfile)
continue;;
*)
# file with $fwfile does not exist
# need to create links
linksNeeded=1
break;;
esac
done
# symlinks created for qca6714 firmware
ln -s /firmware/image/athwlan.bin /system/etc/firmware/athwlan.bin
ln -s /firmware/image/fakeboar.bin /system/etc/firmware/fakeBoardData_AR6004.bin
ln -s /firmware/image/otp.bin /system/etc/firmware/otp.bin
ln -s /firmware/image/utf.bin /system/etc/firmware/utf.bin
case $linksNeeded in
1)
cd /firmware/image
case `ls modem.mdt 2>/dev/null` in
modem.mdt)
for imgfile in modem*; do
ln -s /firmware/image/$imgfile /system/etc/firmware/$imgfile 2>/dev/null
done
;;
*)
# trying to log here but nothing will be logged since it is
# early in the boot process. Is there a way to log this message?
log -p w -t PIL no modem image found;;
esac
case `ls adsp.mdt 2>/dev/null` in
adsp.mdt)
for imgfile in adsp*; do
ln -s /firmware/image/$imgfile /system/etc/firmware/$imgfile 2>/dev/null
done
;;
*)
log -p w -t PIL no adsp image found;;
esac
case `ls wcnss.mdt 2>/dev/null` in
wcnss.mdt)
for imgfile in wcnss*; do
ln -s /firmware/image/$imgfile /system/etc/firmware/$imgfile 2>/dev/null
done
;;
*)
log -p w -t PIL no wcnss image found;;
esac
case `ls mba.mdt 2>/dev/null` in
mba.mdt)
for imgfile in mba*; do
ln -s /firmware/image/$imgfile /system/etc/firmware/$imgfile 2>/dev/null
done
;;
*)
log -p w -t PIL no mba image found;;
esac
;;
*)
# Nothing to do. No links needed
;;
esac
cd /