aosp12/device/google/coral/init.qti.getbootdevice.sh

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#!/vendor/bin/sh
# Copyright (c) 2018, The Linux Foundation. All rights reserved.
#
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# modification, are permitted provided that the following conditions are
# met:
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# with the distribution.
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# from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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#
#Script to find if the boot device is SD card or UFS
echo "Bootdevice setup: Starting..." > /dev/kmsg
bootdevice=`getprop ro.boot.bootdevice`
if [ "$bootdevice" = "8804000.sdhci" ]; then
ln -s /dev/block/platform/soc/8804000.sdhci /dev/block/bootdevice
echo "Waiting for SDHCI device to show up..." > /dev/kmsg
while [ ! -e "/dev/block/platform/soc/8804000.sdhci" ]; do
sleep 1
done
elif [ "$bootdevice" = "1d84000.ufshc" ]; then
ln -s /dev/block/platform/soc/1d84000.ufshc /dev/block/bootdevice
echo "Waiting for UFS device to show up..." > /dev/kmsg
while [ ! -e "/dev/block/platform/soc/1d84000.ufshc" ]; do
sleep 1;
done
else
while true; do
echo "Boot failure - invalid bootdevice ($bootdevice)" > /dev/kmsg
sleep 30;
done
fi
echo "Bootdevice setup: Completed ($bootdevice)" > /dev/kmsg