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224 lines
6.5 KiB
224 lines
6.5 KiB
#!/bin/bash
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# SPDX-License-Identifier: GPL-3.0+
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# Copyright (C) 2019, Martin Kepplinger <martink@posteo.de>
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set -e
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cd "$(dirname "$0")"
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source "util/functions.sh"
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have_input_image=0
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request_update=0
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verbose=0
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usage()
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{
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echo "Skulls for the X230"
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echo " Run this script on the X230 directly."
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echo ""
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echo " This flashes the BIOS with the given image."
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echo " Make sure you booted Linux with iomem=relaxed"
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echo ""
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echo "Usage: $0 [-i <4mb_top_image>.rom] [-U] [-h]"
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echo "Options:"
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echo " -i path to the image to flash"
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echo " -U update: check for a new Skulls package online"
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echo " -v verbose output. prints more information"
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echo " -h print this help text"
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}
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args=$(getopt -o i:hUv -- "$@")
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if [ $? -ne 0 ] ; then
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usage
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exit 1
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fi
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eval set -- "$args"
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while [ $# -gt 0 ]
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do
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case "$1" in
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-i)
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INPUT_IMAGE_PATH=$2
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have_input_image=1
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shift
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;;
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-h)
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usage
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exit 1
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;;
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-U)
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request_update=1
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;;
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-v)
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verbose=1
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;;
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--)
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shift
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break
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;;
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*)
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echo "Invalid option: $1"
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exit 1
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;;
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esac
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shift
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done
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if [ "$request_update" -gt 0 ] ; then
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warn_not_root
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command -v curl >/dev/null 2>&1 || { echo -e >&2 "${RED}Please install curl.${NC}"; exit 1; }
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CURRENT_VERSION=$(head -2 NEWS | egrep -o "([0-9]{1,}\.)+[0-9]{1,}")
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UPSTREAM_FILE=$(curl -s https://api.github.com/repos/merge/skulls/releases/latest | grep browser_download_url | cut -d'"' -f4 | cut -d'/' -f9 | head -n 1)
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UPSTREAM_VERSION=$(curl -s https://api.github.com/repos/merge/skulls/releases/latest | grep browser_download_url | cut -d'"' -f4 | cut -d'/' -f9 | head -n 1 | egrep -o "([0-9]{1,}\.)+[0-9]{1,}")
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UPSTREAM_X230=$(echo ${UPSTREAM_FILE} | grep x230)
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if [[ -z "$UPSTREAM_X230" ]] ; then
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echo "The latest release didn't include the X230"
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exit 0
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fi
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if [[ $verbose -gt 0 ]] ; then
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echo "This is v$CURRENT_VERSION and latest is v$UPSTREAM_VERSION"
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fi
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if [[ "$CURRENT_VERSION" = "$UPSTREAM_VERSION" ]] ; then
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echo -e "${GREEN}You are using the latest version of Skulls for the X230${NC}"
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exit 0
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elif [[ "$CURRENT_VERSION" < "$UPSTREAM_VERSION" ]] ; then
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echo -e "${RED}You have ${CURRENT_VERSION} but there is version ${UPSTREAM_VERSION} available for the X230. Please update.${NC}"
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read -r -p "Download it to the parent directory now? [y/N] " response
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case "$response" in
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[yY][eE][sS]|[yY])
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UPSTREAM_URL=$(curl -s https://api.github.com/repos/merge/skulls/releases/latest | grep browser_download_url | cut -d'"' -f4 | head -n 1)
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UPSTREAM_URL_SHA256=$(curl -s https://api.github.com/repos/merge/skulls/releases/latest | grep browser_download_url | cut -d'"' -f4 | head -n 3 | tail -n 1)
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cd ..
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curl -LO ${UPSTREAM_URL}
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curl -LO ${UPSTREAM_URL_SHA256}
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sha256sum -c ${UPSTREAM_FILE}.sha256
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mkdir skulls-x230-${UPSTREAM_VERSION}
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tar -xf ${UPSTREAM_FILE} -C skulls-x230-${UPSTREAM_VERSION}/
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echo "Version ${UPSTREAM_VERSION} extracted to ../skulls-x230-${UPSTREAM_VERSION}/"
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echo "Please continue in the new directory."
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;;
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*)
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exit 0
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;;
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esac
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else
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echo "You seem to use a development version. Please use release package skulls-x230 ${UPSTREAM_VERSION} for flashing."
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fi
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exit 0
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fi
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force_x230_and_root
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BIOS_VENDOR=$(${DMIDECODE} -t bios | grep Vendor | cut -d':' -f2)
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if [[ $BIOS_VENDOR != *"coreboot"* ]] ; then
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BIOS_VERSION=$(${DMIDECODE} -s bios-version | grep -o '[1-2].[0-7][0-9]')
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bios_major=$(echo "$BIOS_VERSION" | cut -d. -f1)
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bios_minor=$(echo "$BIOS_VERSION" | cut -d. -f2)
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if [ "${bios_minor}" -ge "61" ] ; then
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echo "Ready to use external_install_bottom.sh and external_install_top.sh"
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echo "Please run both scripts from a different computer with a"
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echo "hardware SPI flasher."
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else
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echo -e "The installed original BIOS is very old."
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echo -e "${RED}Please upgrade${NC} from lenovo.com before installing coreboot."
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fi
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exit 0
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fi
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if [[ "$verbose" -gt 0 ]] ; then
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if [ -d "/sys/class/power_supply/BAT0" ] ; then
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bat_last_full=$(cat /sys/class/power_supply/BAT0/charge_full)
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bat_design_cap=$(cat /sys/class/power_supply/BAT0/charge_full_design)
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bat_health=$(echo "scale=2 ; $bat_last_full/$bat_design_cap" | bc | sed 's/^\./0./')
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echo "INFO: Battery hardware health is $bat_health%"
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fi
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fi
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if [ ! "$have_input_image" -gt 0 ] ; then
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image_available=$(ls -1 | grep x230_coreboot_seabios || true)
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if [ -z "${image_available}" ] ; then
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echo "No image file found. Please add -i <file>"
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echo ""
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usage
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exit 1
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fi
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prompt="file not specified. Please select a file to flash. Please read the README for details about the differences:"
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options=( $(find -maxdepth 1 -name "x230_coreboot_seabios*rom" -print0 | xargs -0) )
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PS3="$prompt "
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select INPUT_IMAGE_PATH in "${options[@]}" "Quit" ; do
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if (( REPLY == 1 + ${#options[@]} )) ; then
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exit
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elif (( REPLY > 0 && REPLY <= ${#options[@]} )) ; then
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break
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else
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echo "Invalid option. Try another one."
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fi
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done
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fi
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OUTPUT_PATH=output
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INPUT_IMAGE_NAME=$(basename "${INPUT_IMAGE_PATH}")
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OUTPUT_IMAGE_NAME=${INPUT_IMAGE_NAME%%.*}_prepared_12mb.rom
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OUTPUT_IMAGE_PATH=${OUTPUT_PATH}/${OUTPUT_IMAGE_NAME}
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echo -e "input: ${INPUT_IMAGE_NAME}"
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echo -e "output: ${OUTPUT_IMAGE_PATH}"
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input_filesize=$(wc -c <"$INPUT_IMAGE_PATH")
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reference_filesize=4194304
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if [ ! "$input_filesize" -eq "$reference_filesize" ] ; then
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echo "Error: input file must be 4MB of size"
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exit 1
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fi
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rm -rf ${OUTPUT_PATH}
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mkdir ${OUTPUT_PATH}
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dd if=/dev/zero of="${OUTPUT_IMAGE_PATH}" bs=4M count=2 status=none
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dd if="${INPUT_IMAGE_PATH}" oflag=append conv=notrunc of="${OUTPUT_IMAGE_PATH}" bs=4M status=none
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LAYOUT_FILENAME="x230-layout.txt"
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echo "0x00000000:0x00000fff ifd" > ${OUTPUT_PATH}/${LAYOUT_FILENAME}
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echo "0x00001000:0x00002fff gbe" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
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echo "0x00003000:0x004fffff me" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
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echo "0x00500000:0x007fffff unused" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
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echo "0x00800000:0x00bfffff bios" >> ${OUTPUT_PATH}/${LAYOUT_FILENAME}
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echo -e "${YELLOW}WARNING${NC}: Make sure not to power off your computer or interrupt this process in any way!"
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echo -e " Interrupting this process may result in irreparable damage to your computer!"
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check_battery
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while true; do
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read -r -p "Flash the BIOS now? y/N: " yn
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case $yn in
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[Yy]* ) cd ${OUTPUT_PATH} && ${FLASHROM} -p internal --layout ${LAYOUT_FILENAME} --image bios -w "${OUTPUT_IMAGE_NAME}"; break;;
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[Nn]* ) exit;;
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* ) exit;;
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esac
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done
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rm -rf ${OUTPUT_PATH}
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while true; do
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read -r -p "Power off now? (please do!) Y/n: " yn
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case $yn in
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[Yy]* ) systemctl poweroff ;;
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[Nn]* ) exit;;
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* ) systemctl poweroff ;;
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esac
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done
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