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authorLeah Rowe <leah@libreboot.org>2023-05-27 11:44:54 +0100
committerLeah Rowe <leah@libreboot.org>2023-05-27 11:44:54 +0100
commitff954c5b73c4010f9984e0c543779f3692767c0c (patch)
tree06ea78331b0ffd849c5334f33514de4c311b9f36 /resources/scripts/download/mrc
parent092600d163e771d31da07d88a03fe669aa4708f1 (diff)
unify download/build scripts
move resources/scripts/download/ to: resources/scripts/update/module/ This: ./download coreboot Is now: ./update module coreboot However, running "./download coreboot" still works, via backwards compatibility. Signed-off-by: Leah Rowe <leah@libreboot.org>
Diffstat (limited to 'resources/scripts/download/mrc')
-rwxr-xr-xresources/scripts/download/mrc188
1 files changed, 0 insertions, 188 deletions
diff --git a/resources/scripts/download/mrc b/resources/scripts/download/mrc
deleted file mode 100755
index ed0b38f3..00000000
--- a/resources/scripts/download/mrc
+++ /dev/null
@@ -1,188 +0,0 @@
-#!/usr/bin/env sh
-
-# Download Intel MRC images
-#
-# 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, version 2 of the License.
-#
-# 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${DEBUG+set}" = 'xset' ] && set -v
-set -u -e
-export PATH="${PATH}:/sbin"
-
-# This file is forked from util/chromeos/crosfirmware.sh in coreboot cfc26ce278
-# Changes to it in *this version* are copyright 2021 and 2023 Leah Rowe, under
-# the same license as above.
-
-# use updated manifest from wayback machine, when updating mrc.bin,
-# and update the other variables below accordingly. current manifest used:
-# https://web.archive.org/web/20210211071412/https://dl.google.com/dl/edgedl/chromeos/recovery/recovery.conf
-
-# the wayback machine is used so that we get the same manifest. google
-# does not seem to version the manifest, but archives are available
-
-# variables taken from that manifest:
-
-_board="peppy"
-_file="chromeos_12239.92.0_peppy_recovery_stable-channel_mp-v3.bin"
-_url="https://dl.google.com/dl/edgedl/chromeos/recovery/chromeos_12239.92.0_peppy_recovery_stable-channel_mp-v3.bin.zip"
-_url2="https://web.archive.org/web/20200516070928/https://dl.google.com/dl/edgedl/chromeos/recovery/chromeos_12239.92.0_peppy_recovery_stable-channel_mp-v3.bin.zip"
-_sha1sum="cd5917cbe7f821ad769bf0fd87046898f9e175c8"
-_mrc_complete_hash="d18de1e3d52c0815b82ea406ca07897c56c65696"
-_mrc_complete="mrc/haswell/mrc.bin"
-
-cbdir="coreboot/default"
-cbfstool="${cbdir}/util/cbfstool/cbfstool"
-
-sname=""
-
-main()
-{
- sname=${0}
- printf "Downloading Intel MRC blobs\n"
-
- check_existing && exit 0
- build_dependencies || fail "could not build dependencies"
- fetch_mrc || fail "could not fetch mrc.bin"
-}
-
-check_existing()
-{
- if [ ! -f ${_mrc_complete} ]; then
- return 1
- fi
- printf 'found existing mrc.bin, checking its hash\n'
- if [ "$(sha1sum ${_mrc_complete} | awk '{print $1}')" \
- = "${_mrc_complete_hash}" ]; then
- printf 'checksums matched, skipping downloading\n'
- return 0
- else
- printf 'hashes did not match, starting over\n'
- return 1
- fi
-}
-
-build_dependencies()
-{
- if [ ! -d "${cbdir}/" ]; then
- ./download coreboot default || return 1
- fi
- if [ ! -f "${cbfstool}" ]; then
- ./build module cbutils default || return 1
- fi
- return 0
-}
-
-fetch_mrc()
-{
- mkdir -p mrc/haswell/ || return 1
-
- (
- cd mrc/haswell/
-
- download_image ${_url} ${_file} ${_sha1sum}
- if [ ! -f ${_file} ]; then
- download_image ${_url2} ${_file} ${_sha1sum}
- fi
- if [ ! -f $_file ]; then
- fail "%{_file} not downloaded / verification failed."
- fi
-
- extract_partition ROOT-A ${_file} root-a.ext2
- extract_shellball root-a.ext2 chromeos-firmwareupdate-${_board}
-
- extract_coreboot chromeos-firmwareupdate-${_board}
-
- ../../${cbfstool} coreboot-*.bin extract -f mrc.bin \
- -n mrc.bin -r RO_SECTION \
- || fail "Could not fetch mrc.bin"
- rm -f "chromeos-firmwareupdate-${_board}" coreboot-*.bin \
- "${_file}" "root-a.ext2"
-
- printf "\n\nmrc.bin saved to ${_mrc_complete}\n\n"
- )
-
- return 0
-}
-
-download_image()
-{
- url=${1}
- _file=${2}
- _sha1sum=${3}
-
- echo "Downloading recovery image"
- curl "$url" > "$_file.zip"
- if [ "$(sha1sum ${_file}.zip | awk '{print $1}')" = "${_sha1sum}" ]
- then
- unzip -q "${_file}.zip"
- rm "${_file}.zip"
- echo "Checksum verification passed for recovery image."
- return 0
- else
- rm "${_file}.zip"
- echo "Bad checksum. Recovery image deleted."
- return 1
- fi
-}
-
-extract_partition()
-{
- NAME=${1}
- FILE=${2}
- ROOTFS=${3}
- _bs=1024
-
- echo "Extracting ROOT-A partition"
- ROOTP=$( printf "unit\nB\nprint\nquit\n" | \
- parted ${FILE} 2>/dev/null | grep ${NAME} )
-
- START=$(( $( echo ${ROOTP} | cut -f2 -d\ | tr -d "B" ) ))
- SIZE=$(( $( echo ${ROOTP} | cut -f4 -d\ | tr -d "B" ) ))
-
- dd if=${FILE} of=${ROOTFS} bs=${_bs} skip=$(( ${START} / ${_bs} )) \
- count=$(( ${SIZE} / ${_bs} )) > /dev/null
-}
-
-extract_shellball()
-{
- ROOTFS=${1}
- SHELLBALL=${2}
-
- echo "Extracting chromeos-firmwareupdate"
- printf "cd /usr/sbin\ndump chromeos-firmwareupdate ${SHELLBALL}\nquit" \
- | debugfs ${ROOTFS} > /dev/null 2>&1
-}
-
-extract_coreboot()
-{
- _shellball=${1}
- _unpacked=$( mktemp -d )
-
- echo "Extracting coreboot image"
- sh ${_shellball} --unpack ${_unpacked} > /dev/null
-
- _version=$( cat ${_unpacked}/VERSION | grep BIOS\ version: | \
- cut -f2 -d: | tr -d \ )
-
- cp ${_unpacked}/bios.bin coreboot-${_version}.bin
- rm -r "${_unpacked}"
-}
-
-fail()
-{
- printf "%s: ERROR: %s\n"
- ${sname} ${1}
- exit 1
-}
-
-main $@