68 lines
1.7 KiB
Bash
68 lines
1.7 KiB
Bash
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#!/bin/sh
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######################################################################
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# __________ __ ___.
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# Open \______ \ ____ ____ | | _\_ |__ _______ ___
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# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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# \/ \/ \/ \/ \/
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#
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# * Script to patch an unpacked Samsung YP-R0 firmware file */
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# Copyright (C) 2011 Thomas Martitz
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######################################################################
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# bail out early
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set -e
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if [ $# -lt 1 ] || [ $# -gt 2 ]; then
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echo "Usage: $0 <files path> [path to unpacked rom]"
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echo "\t<files path> is expected to have a rootfs layout and to contain"
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echo "\tonly the files to overwrite (plain cp -r is used)"
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exit 1
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fi
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FILES=${1%/}
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FILES=${FILES:-"/"}
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DIR=${2:-"."}
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DIR=${DIR%/}
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ROOTFS=$DIR/rootfs
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CRAMFS=$DIR/cramfs-fsl.rom
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# sanity checks
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# this needs to be run as root!
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if [ $(whoami) != "root" ]
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then
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echo "This needs to be run as root"
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exit 1
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fi
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if [ ! -e $1 ] || [ ! -e $2 ]; then
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echo "$1 or $2 does not exist"
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exit 1
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fi
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if [ -z $ROOTFS ] || [ -z $FILES ]; then
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echo "Invalid input directories"
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exit 1
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fi
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if [ ! -e $CRAMFS ]; then
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echo "Cramfs image not found (did you extract the firmware?)"
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exit 1
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fi
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echo "Extracting cramfs image"
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[ ! -e $ROOTFS ] || rmdir -p $ROOTFS
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cramfs-1.1/cramfsck -x $ROOTFS $CRAMFS
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echo "Patching rootfs"
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echo "cp -r $FILES/* $ROOTFS/"
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cp -r $FILES/.rockbox $ROOTFS/
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cp -r $FILES/* $ROOTFS/
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echo "Packing new cramfs image"
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cramfs-1.1/mkcramfs $ROOTFS $CRAMFS
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