diff options
Diffstat (limited to 'resources/libreboot/install/depthcharge/chromebook-flash-replace')
| -rwxr-xr-x | resources/libreboot/install/depthcharge/chromebook-flash-replace | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/resources/libreboot/install/depthcharge/chromebook-flash-replace b/resources/libreboot/install/depthcharge/chromebook-flash-replace deleted file mode 100755 index 4ad3fab..0000000 --- a/resources/libreboot/install/depthcharge/chromebook-flash-replace +++ /dev/null @@ -1,96 +0,0 @@ -#!/bin/bash - -# replace the requested parts in the flash image with separate parts images -# -# Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr> -# -# This program is free software: you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation, either version 3 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. -# - -[ "x${DEBUG+set}" = 'xset' ] && set -v - -regex="\([0-9a-fA-F]*\):\([0-9a-fA-F]*\)[[:space:]]*\(.*\)" -block=256 -layout="layout.txt" -flash=$1 - -shift 1 - -if [ ! -f "$flash" ] -then - echo "Usage: $0 [flash image] [image] ..." - exit 1 -fi - -if [ ! -f "$layout" ] -then - echo "Missing layout file: $layout" - exit 1 -fi - -flashsize=$( stat $flash -c "%s" ) - -for image in $@; do - range=$( grep "$image" "$layout" ) - name=$( echo "$range" | sed "s/$regex/\3/g" ) - file="$name.img" - - if [ -z "$range" ] || [ ! -f "$file" ] - then - echo "Invalid image name: $name" - continue - fi - - start=$( echo "$range" | sed "s/$regex/\1/g" ) - start=$( printf "%d\n" "0x$start" ) - stop=$( echo "$range" | sed "s/$regex/\2/g" ) - stop=$( printf "%d\n" "0x$stop" ) - - size=$(( $stop - $start + 1 )) - filesize=$( stat $file -c "%s" ) - - if [ $size -ne $filesize ] - then - echo "Invalid file size: expected $size, read $filesize" - continue - fi - - if [ $size -gt $flashsize ] - then - echo "Image size too big for flash" - continue - fi - - printf "Replacing $image in $flash\n\n" - - if [ $start -gt 0 ] - then - dd if=$flash of=before.img bs=$block count=$(( $start / $block )) - else - touch before.img - fi - - if [ $(( $stop + 1 )) -lt $flashsize ] - then - dd if=$flash of=after.img skip=$(( ($stop + 1) / $block )) bs=$block count=$(( ($flashsize - $stop - 1) / $block )) - else - touch after.img - fi - - cat before.img $file after.img > $flash - - rm before.img after.img - - printf "\n" -done |