mirror of
https://codeberg.org/libreboot/lbmk.git
synced 2026-07-12 14:32:42 +02:00
pragmatic system distribution guideline compliance
osboot is now part of libreboot, and will soon shut down. libreboot now conforms to osboot policy.
This commit is contained in:
Leah Rowe
Executable
+151
@@ -0,0 +1,151 @@
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#!/usr/bin/env bash
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# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
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# SPDX-License-Identifier: GPL-3.0-only
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board="${1}"
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# A shorthand for each board so as not to duplicate blobs for boards of different sizes
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board_short=${board%%_*mb}
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# Allow adding only blobs that can be legally redistributed (ifd+gbe)
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if [ "${2}" = "redistributable" ]; then
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redistributable=true
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else
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redistributable=false
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fi
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Download_needed(){
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for need in ${needs}; do
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case ${need} in
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*ME*)
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Extract_me || _failed+=" me"
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;;
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*MRC*)
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./download mrc || _failed+=" mrc"
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;;
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esac
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done
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if [ ! -z ${_failed+x} ]; then
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printf "\nERROR: failed to obtain${_failed}\nrun: './blobutil extract ${board} /path/to/romdump.rom' to extract the remaining blobs\n"
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exit 1
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fi
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}
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Extract_me(){
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_me_destination=${CONFIG_ME_BIN_PATH#../../}
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if [ -f "${_me_destination}" ]; then
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printf 'me already downloaded\n'
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return 0
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fi
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if [ -z "${me_dl+x}" ]; then
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printf 'no me download available for this board\n'
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return 1
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fi
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if [ ! -d "${_me_destination%/*}" ]; then
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mkdir -p ${_me_destination%/*}
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fi
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printf "Extracting neutered me for ${board}\n"
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# Delete old me downloads in case user is building for multiple boards
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if [ -f "blobs/me.exe" ]; then
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rm blobs/me.exe
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fi
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if [ -d "blobs/app" ]; then
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rm -r blobs/app
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fi
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curl ${me_dl} > blobs/me.exe || curl ${me_dl_bkup} > blobs/me.exe
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if [ ! "$(sha1sum blobs/me.exe)" = "${me_hash} blobs/me.exe" ]; then
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printf 'checksum of downloaded me did not mactch\ncorrupted me downloaded or wrong me for board\n'
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rm blobs/me.exe
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return 1
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fi
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( cd blobs && innoextract me.exe )
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printf 'extracting and stripping intel management engine\n'
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./me_cleaner/me_cleaner.py -r -t -O ${_me_destination} blobs/app/*ME*.bin \
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|| ./resources/blobs/me7_update_parser.py -O ${_me_destination} blobs/app/ME7*.bin
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printf "Truncated and cleaned me output to ${_me_destination}\n"
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}
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Build_deps(){
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if [ ! -d me_cleaner ]; then
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printf "downloading me_cleaner\n"
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./download me_cleaner
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fi
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if [ ! -d coreboot/default ]; then
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printf "downloading coreboot\n"
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./download coreboot default
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fi
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if [ ! -f "coreboot/default/util/ifdtool/ifdtool" ]; then
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printf "building ifdtool from coreboot\n"
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( cd coreboot/default/util/ifdtool && make )
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fi
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}
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set -- "resources/coreboot/${board}/config/*"
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. ${1} 2>/dev/null
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. "resources/coreboot/${board}/board.cfg"
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if [ "${CONFIG_HAVE_MRC}" = "y" ]; then
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if [ "${redistributable}" = "false" ]; then
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printf 'haswell board detected, downloading mrc\n'
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needs+=" MRC"
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fi
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fi
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if [ "${CONFIG_HAVE_IFD_BIN}" = "y" ]; then
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printf 'board needs intel firmware descriptor\n'
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needs+=" IFD"
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fi
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if [ "${CONFIG_HAVE_ME_BIN}" = "y" ]; then
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if [ "${redistributable}" = "false" ]; then
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printf 'board needs intel management engine\n'
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needs+=" ME"
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fi
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fi
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if [ "${CONFIG_HAVE_GBE_BIN}" = "y" ]; then
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printf 'board needs gigabit ethernet firmware\n'
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needs+=" GBE"
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fi
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# Quickly exit without wasting more time if there are no blobs needed (GM45)
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if [ -z ${needs+x} ]; then
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printf 'No binary blobs needed for this board\n'
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exit 0
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fi
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Build_deps
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while read -r line ; do
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case ${line} in
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ME_hash*)
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set ${line}
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me_hash=${2}
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;;
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ME_dl*)
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set ${line}
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me_dl=${2}
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;;
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ME_bkup_dl*)
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set ${line}
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me_dl_bkup=${2}
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;;
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esac
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done <<< $(eval "awk ' /\{.*${board_short}.*}{/ {flag=1;next} /\}/{flag=0} flag { print }' resources/blobs/sources")
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Download_needed
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Executable
+89
@@ -0,0 +1,89 @@
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#!/usr/bin/env bash
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# script to automate extracting blobs from an existing vendor bios
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# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
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# SPDX-License-Identifier: GPL-3.0-only
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board="${1}"
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vendor_rom="${2}"
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Print_help(){
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printf "Usage: ./blobutil extract {boardname} {path/to/vendor_rom}\n"
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printf "Example: ./blobutil extract x230 12mb_flash.bin\n"
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printf "\nYou need to specify exactly 2 arguments\n"
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}
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Build_deps(){
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if [ ! -d me_cleaner ]; then
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printf "downloading me_cleaner\n"
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./download me_cleaner
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else
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printf "me_cleaner already downloaded. Skipping.\n"
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printf "run ./download me_cleaner to manually overwrite\n"
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fi
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if [ ! -d coreboot/default ]; then
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printf "downloading coreboot\n"
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./download coreboot default
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else
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printf "coreboot already downloaded. Skipping.\n"
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printf "run ./download coreboot to manually overwrite\n"
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fi
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printf "building ifdtool from coreboot\n"
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( cd coreboot/default/util/ifdtool && make )
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}
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Error_out(){
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printf "failed to extract ${1}\nmake sure that your rom dump is valid\n"
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exit 1
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}
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Extract_blobs(){
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# TODO: find a better way to know which coreboot config to source
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set -- "resources/coreboot/${board}/config/*"
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. ${1} 2>/dev/null
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. "resources/coreboot/${board}/board.cfg"
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if [ "$CONFIG_HAVE_MRC" = "y" ]; then
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printf 'haswell board detected, downloading mrc\n'
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./download mrc
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fi
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_me_destination=${CONFIG_ME_BIN_PATH#../../}
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_gbe_destination=${CONFIG_GBE_BIN_PATH#../../}
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_ifd_destination=${CONFIG_IFD_BIN_PATH#../../}
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printf "extracting clean ime and modified ifd\n"
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./me_cleaner/me_cleaner.py -D ${_ifd_destination} -M ${_me_destination} ${vendor_rom} -t -r -S || Error_out me
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printf "extracting gigabit ethernet firmware"
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./coreboot/default/util/ifdtool/ifdtool -x ${vendor_rom}
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mv flashregion*gbe.bin ${_gbe_destination} || Error_out gbe
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# Cleans up other files extracted with ifdtool
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rm flashregion*.bin 2> /dev/null
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printf "gbe, ifd, and me extracted to ${_me_destination%/*}\n"
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}
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if [ ! -f "${vendor_rom}" ] ; then
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Print_help
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exit 1
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fi
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if [ ! -d "resources/coreboot/${board}" ]; then
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Print_help
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printf "build/roms: Target %s does not exist in the %s build system. Skipping build.\n" "${projectname}" "${board}"
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exit 1
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fi
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if [ ! -f "resources/coreboot/${board}/board.cfg" ]; then
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Print_help
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printf "build/roms: Target %s does not have a board.cfg. Skipping build.\n" "${board}"
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exit 1
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fi
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printf "extracting blobs for ${board} from ${vendor_rom}\n"
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Build_deps
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Extract_blobs
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Executable
+152
@@ -0,0 +1,152 @@
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#!/usr/bin/env bash
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# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com>
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# SPDX-License-Identifier: GPL-3.0-only
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Error_out(){
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if [ ! -z ${@+x} ]; then
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printf "ERROR: ${@}\n"
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fi
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cat <<- EOF
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USAGE: ./blobutil inject -r [/path/to/rom] -b [boardname] -m [macaddress]
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Example: ./blobutil inject -r x230_12mb.rom -b x230_12mb
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Adding a macadress to the gbe is optional.
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If the [-m] parameter is left blank, the gbe will not be touched.
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Type './blobutil inject listboards' to get a list of valid boards
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EOF
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exit 1
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}
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Modify_gbe(){
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printf "changing mac address in gbe to ${new_mac}\n"
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_gbe_location=${CONFIG_GBE_BIN_PATH#../../}
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if [ ! -d nvmutils/ ]; then
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git clone https://notabug.org/osboot/nvmutils
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if [ ! -d nvmutils/ ]; then
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printf "E: could not download nvmutils"
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exit 1
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fi
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(
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cd nvmutils/
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git reset --hard ba9f5ada6a05d7ef8af45e30b700cd627a055867
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)
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fi
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if [ ! -f nvmutils/nvmmac ]; then
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( cd nvmutils/ && make )
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fi
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_gbe_tmp=$(mktemp -t gbeXXXX.bin)
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cp ${_gbe_location} ${_gbe_tmp}
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./nvmutils/nvmmac ${_gbe_tmp} ${new_mac} || Error_out 'failed to modify mac address\nmake sure the mac address in the correct format'
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./coreboot/default/util/ifdtool/ifdtool -i GbE:${_gbe_tmp} ${rom} -O ${rom} || exit 1
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rm ${_gbe_tmp}
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}
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listboards() {
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for boarddir in resources/coreboot/*; do
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if [ ! -d "${boarddir}" ]; then continue; fi
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board="${boarddir##resources/coreboot/}"
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board="${board%/}"
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printf '%s\n' "${board##*/}"
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done
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}
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# This function tries to determine the board from the filename of the rom.
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# It will only succeed if the filename is not changed from the build/download
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Detect_board(){
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filename=$(basename ${rom})
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case ${filename} in
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grub_*)
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board=$(cut -d '_' -f2-3 <<<${filename})
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;;
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seabios_grubfirst_*|seabios_withgrub_*)
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board=$(cut -d '_' -f3-4 <<<${filename})
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;;
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*)
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return 1
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esac
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if [ -d "resources/coreboot/${board}/" ]; then
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printf '%s\n' "${board}"
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else
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return 1
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fi
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}
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Patch(){
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set -- "resources/coreboot/${board}/config/*"
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. ${1} 2>/dev/null
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. "resources/coreboot/${board}/board.cfg"
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if [ "$CONFIG_HAVE_MRC" = "y" ]; then
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printf 'adding mrc\n'
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./coreboot/default/util/cbfstool/cbfstool ${rom} add -f mrc/haswell/mrc.bin -n mrc.bin -t mrc || exit 1
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fi
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if [ "${CONFIG_HAVE_ME_BIN}" = "y" ]; then
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_me_location=${CONFIG_ME_BIN_PATH#../../}
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printf 'adding intel management engine\n'
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./coreboot/default/util/ifdtool/ifdtool -i me:${_me_location} ${rom} -O ${rom} || exit 1
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fi
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if [ "${modifygbe}" = "true" ]; then
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Modify_gbe
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fi
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}
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if [ "${1}" = "listboards" ]; then
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listboards
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exit 0
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fi
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# Implementing parameter parsing now so more options can be added later
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while getopts r:b:m: option
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do
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case "${option}"
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in
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r)rom=${OPTARG};;
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b)board=${OPTARG};;
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m)
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modifygbe=true
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new_mac=${OPTARG}
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;;
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esac
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done
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if [ -z ${rom+x} ]; then
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Error_out 'no rom specified'
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elif [ ! -f "${rom}" ]; then
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Error_out "${rom} is not a valid path"
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elif [ -z ${board+x} ]; then
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board=$(Detect_board) || \
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Error_out 'no board specified'
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fi
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if [ ! -d "resources/coreboot/${board}/" ]; then
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printf "board ${board} not found\n"
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Error_out
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fi
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if [ ! -d coreboot/default ]; then
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printf "downloading coreboot\n"
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./download coreboot default
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fi
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if [ ! -f "coreboot/default/util/ifdtool/ifdtool" ]; then
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printf "building ifdtool from coreboot\n"
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( cd coreboot/default/util/ifdtool && make )
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fi
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if [ ! -f "coreboot/default/util/cbfstool/cbfstool" ]; then
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printf "building cbfstool from coreboot\n"
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( cd coreboot/default/util/cbfstool && make )
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fi
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./blobutil download ${board} && Patch
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Reference in New Issue
Block a user