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#!/bin/bash
set -ex
machine_model=$(cat /sys/firmware/devicetree/base/model|tr '\0' '\n')
case $machine_model in
"Xiaomi Mi Pad 5 Pro (BOE)")
panel_type=boe
;;
"Xiaomi Mi Pad 5 Pro (CSOT)")
panel_type=csot
;;
*)
echo "$machine_model is not supported, exit"
exit
;;
esac
new_rootfs_image_uuid=$(sed -e 's/^.*root=UUID=//' -e 's/ .*$//' < /proc/cmdline)
gzip -c /boot/vmlinuz-*-sm8250 > /tmp/Image.gz
cat /tmp/Image.gz /usr/lib/linux-image-*-sm8250/qcom/sm8250-xiaomi-elish-${panel_type}.dtb > /tmp/Image.gz-dtb-${panel_type}
source /boot/armbianEnv.txt
/usr/bin/mkbootimg \
--kernel /tmp/Image.gz-dtb-${panel_type} \
--ramdisk /boot/initrd.img-*-sm8250 \
--base 0x0 \
--second_offset 0x00f00000 \
--cmdline "root=UUID=${new_rootfs_image_uuid} slot_suffix=${abl_boot_partition_label#boot} ${extraargs}" \
--kernel_offset 0x8000 \
--ramdisk_offset 0x1000000 \
--tags_offset 0x100 \
--pagesize 4096 \
-o /boot/armbian-kernel-${panel_type}.img
rm -f /tmp/Image.gz /tmp/Image.gz-dtb-${panel_type}
if [ -n "$abl_boot_partition_label" ];then
echo abl boot partition label is $abl_boot_partition_label
dd if=/boot/armbian-kernel-${panel_type}.img of=/dev/disk/by-partlabel/${abl_boot_partition_label}
else
echo abl boot partition label is not defined, exit
exit
fi