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#!/bin/bash
# SPDX-License-Identifier: GPL-3.0+
# Copyright (C) 2018, Martin Kepplinger <martink@posteo.de>
set -e
cd "$(dirname "$0")"
source "util/functions.sh"
have_input_image=0
usage()
{
echo "Skulls for the X230"
echo " Run this script on the X230 directly."
echo ""
echo " This flashes Heads to your BIOS, see http://osresearch.net"
echo " Heads is a different project. No image is included."
echo " Read https://github.com/osresearch/heads for how to build it"
echo " Make sure you booted Linux with iomem=relaxed"
echo ""
echo "Usage: $0 -i <heads_image>.rom"
}
args=$(getopt -o i:h -- "$@")
if [ $? -ne 0 ] ; then
usage
exit 1
fi
eval set -- "$args"
while [ $# -gt 0 ]
do
case "$1" in
-i)
INPUT_IMAGE_PATH=$2
have_input_image=1
shift
;;
-h)
usage
exit 1
;;
--)
shift
break
;;
*)
echo "Invalid option: $1"
exit 1
;;
esac
shift
done
force_x230_and_root
if [ ! "$have_input_image" -gt 0 ] ; then
image_available=$(ls -1 | grep rom || true)
if [ -z "${image_available}" ] ; then
echo "No image file found. Please add -i <file>"
echo ""
usage
exit 1
fi
prompt="file not specified. Please select a file to flash:"
options=( $(find -maxdepth 1 -name "*rom" -print0 | xargs -0) )
PS3="$prompt "
select INPUT_IMAGE_PATH in "${options[@]}" "Quit" ; do
if (( REPLY == 1 + ${#options[@]} )) ; then
exit
elif (( REPLY > 0 && REPLY <= ${#options[@]} )) ; then
break
else
echo "Invalid option. Try another one."
fi
done
fi
OUTPUT_PATH=output
INPUT_IMAGE_NAME=$(basename "${INPUT_IMAGE_PATH}")
OUTPUT_IMAGE_NAME=${INPUT_IMAGE_NAME%%.*}_prepared.rom
OUTPUT_IMAGE_PATH=${OUTPUT_PATH}/${OUTPUT_IMAGE_NAME}
echo -e "input: ${INPUT_IMAGE_NAME}"
echo -e "output: ${OUTPUT_IMAGE_PATH}"
input_filesize=$(wc -c <"$INPUT_IMAGE_PATH")
reference_filesize=12582912
if [ ! "$input_filesize" -eq "$reference_filesize" ] ; then
echo "Error: input file must be 12MB of size"
exit 1
fi
rm -rf ${OUTPUT_PATH}
mkdir ${OUTPUT_PATH}
cp "${INPUT_IMAGE_PATH}" "${OUTPUT_IMAGE_PATH}"
LAYOUT_FILENAME="x230-layout-heads.txt"
echo "0x00000000:0x00000fff ifd" > ${OUTPUT_PATH}/${LAYOUT_FILENAME}
echo "0x00001000:0x00002fff gbe" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
echo "0x00003000:0x004fffff me" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
echo "0x00500000:0x00bfffff bios" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
echo -e "${YELLOW}WARNING${NC}: Make sure not to power off your computer or interrupt this process in any way!"
echo -e " Interrupting this process may result in irreparable damage to your computer!"
check_battery
while true; do
read -r -p "Flash the BIOS now? y/N: " yn
case $yn in
[Yy]* ) cd ${OUTPUT_PATH} && ${FLASHROM} -p internal --layout ${LAYOUT_FILENAME} --image bios -w "${OUTPUT_IMAGE_NAME}"; break;;
[Nn]* ) exit;;
* ) exit;;
esac
done
rm -rf ${OUTPUT_PATH}
while true; do
read -r -p "Reboot now? (please do!) Y/n: " yn
case $yn in
[Yy]* ) reboot ;;
[Nn]* ) exit;;
* ) reboot;;
esac
done