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#!/bin/bash
# lenovobios_secondflash: flashes libreboot during 2nd boot, after 1st initial overwrite of the lenovo bios on X60/T60
#
# Copyright (C) 2014 Francis Rowe <info@gluglug.org.uk>
#
# 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/>.
#
## Don't add here. errors are expected.
# set -u -e -v
set -v
if [[ $EUID -ne 0 ]]; then
echo "This script must be run as root"
exit 1
fi
# USE ROOT OR SUDO WHEN EXECUTING THIS
# for T60 or X60 owners with Lenovo BIOS
# does the 1st part of the flash before shut down
if (( $# != 1 )); then
echo "Usage: ./lenovobios_firstflash yourrom.rom"
echo "usage: ./lenovobios_firstflash path/to/yourrom.rom"
echo "You need to specify exactly 1 file"
exit 1
fi
if [ ! -f $1 ]; then
echo "File not found!"
exit 1
fi
# Flash it a 2nd time, to write upper 64K block
./flashrom/flashrom -p internal -w $1
# Advised. Reset back to 0.
{ # try
./bucts/bucts 0
} || { # catch
echo "WARNING: bucts not found, but if the image was flashed then it's probably safe."
echo "A dd'd image (like libreboot's images) flashed with bucts=1 is ok. If the image is not dd'd and bucts=1,"
echo "then you should run ./bucts 0 now, or remove the yellow cmos/nvram battery for a minute."
}
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