Files
Arch-R/projects/ROCKNIX/devices/H700/bootloader/update.sh
2025-07-13 19:02:44 +01:00

48 lines
1.4 KiB
Bash
Executable File

#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2024-present ROCKNIX (https://github.com/ROCKNIX)
[ -z "$SYSTEM_ROOT" ] && SYSTEM_ROOT=""
[ -z "$BOOT_ROOT" ] && BOOT_ROOT="/flash"
[ -z "$BOOT_PART" ] && BOOT_PART=$(df "$BOOT_ROOT" | tail -1 | awk {' print $1 '})
# identify the boot device
if [ -z "$BOOT_DISK" ]; then
case $BOOT_PART in
/dev/mmcblk*)
BOOT_DISK=$(echo $BOOT_PART | sed -e "s,p[0-9]*,,g")
;;
esac
fi
# mount $BOOT_ROOT rw
mount -o remount,rw $BOOT_ROOT
echo "Updating device trees..."
cp -f $SYSTEM_ROOT/usr/share/bootloader/device_trees/* $BOOT_ROOT/device_trees
DT_ID=$(cat /proc/device-tree/rocknix-dt-id)
# TODO remove - workaround for RG34XXSP incorrect DT bug
[[ ${DT_ID} = "sun50i-h700-anbernic-rg35xx-plus" ]] &&
[[ $(cat /sys/class/graphics/fb0/virtual_size) = "720,480" ]] &&
DT_ID="sun50i-h700-anbernic-rg34xx-sp"
UPDATE_DTB_SOURCE="$BOOT_ROOT/device_trees/$DT_ID.dtb"
if [ -f "$UPDATE_DTB_SOURCE" ]; then
echo "Updating dtb.img from $(basename $UPDATE_DTB_SOURCE)..."
cp -f "$UPDATE_DTB_SOURCE" "$BOOT_ROOT/dtb.img"
fi
# update bootloader
if [ -f $SYSTEM_ROOT/usr/share/bootloader/u-boot-sunxi-with-spl.bin ]; then
echo "Updating u-boot on: $BOOT_DISK..."
dd if=$SYSTEM_ROOT/usr/share/bootloader/u-boot-sunxi-with-spl.bin of=$BOOT_DISK bs=1K seek=8 conv=fsync,notrunc &>/dev/null
fi
# mount $BOOT_ROOT ro
sync
mount -o remount,ro $BOOT_ROOT
echo "UPDATE" > /storage/.boot.hint