mirror of
https://github.com/libretro/Lakka-LibreELEC.git
synced 2025-04-02 10:41:46 -04:00
57 lines
1.9 KiB
Bash
Executable file
57 lines
1.9 KiB
Bash
Executable file
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0-or-later
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# Copyright (C) 2009-2014 Stephan Raue (stephan@openelec.tv)
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# Copyright (C) 2016-present Team LibreELEC (https://libreelec.tv)
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[ -z "$BOOT_ROOT" ] && BOOT_ROOT="/flash"
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[ -z "$SYSTEM_ROOT" ] && SYSTEM_ROOT=""
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MIN_CONFIG_TXT_VERSION=1
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# mount $BOOT_ROOT r/w
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mount -o remount,rw $BOOT_ROOT
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# Something has gone horribly wrong... clean up
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[ -s $BOOT_ROOT/overlays ] || rm -fr $BOOT_ROOT/overlays $BOOT_ROOT/FSCK*.REC
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# update bootloader files
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cp -p $SYSTEM_ROOT/usr/share/bootloader/LICENCE* $BOOT_ROOT
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cp -p $SYSTEM_ROOT/usr/share/bootloader/bootcode.bin $BOOT_ROOT
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cp -p $SYSTEM_ROOT/usr/share/bootloader/fixup.dat $BOOT_ROOT
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cp -p $SYSTEM_ROOT/usr/share/bootloader/start.elf $BOOT_ROOT
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rm -f $BOOT_ROOT/bcm283*.dtb # cleanup excess dtb's used by upstream kernels (ie. not LE)
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cp -p $SYSTEM_ROOT/usr/share/bootloader/*.dtb $BOOT_ROOT
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cp -pR $SYSTEM_ROOT/usr/share/bootloader/overlays $BOOT_ROOT
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# cleanup unneeded files
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rm -rf $BOOT_ROOT/loader.bin
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rm -rf $BOOT_ROOT/fixup_x.dat
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rm -rf $BOOT_ROOT/start_x.elf
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# some config.txt magic
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if [ ! -f $BOOT_ROOT/config.txt ]; then
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cp -p $SYSTEM_ROOT/usr/share/bootloader/config.txt $BOOT_ROOT
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else
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CONFIG_TXT_VERSION=$( \
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grep "^# config.txt version v[0-9]\+" $BOOT_ROOT/config.txt | \
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head -n 1 | \
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sed 's/^# config.txt version v\([0-9]\+\) .*$/\1/' \
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)
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if [ ${CONFIG_TXT_VERSION:-0} -lt $MIN_CONFIG_TXT_VERSION ]; then
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mv -f $BOOT_ROOT/config.txt $BOOT_ROOT/config.txt.old
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cp -p $SYSTEM_ROOT/usr/share/bootloader/config.txt $BOOT_ROOT/config.txt
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echo "WARNING incompatible config.txt detected, replacing with default."
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echo "Previous config.txt has been moved to config.txt.old"
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fi
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fi
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# Add distro config file
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if [ -f $SYSTEM_ROOT/usr/share/bootloader/distroconfig.txt ]; then
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cp -p $SYSTEM_ROOT/usr/share/bootloader/distroconfig.txt $BOOT_ROOT
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fi
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# mount $BOOT_ROOT r/o
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sync
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mount -o remount,ro $BOOT_ROOT
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