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#!/usr/bin/env sh
# helper script: download coreboot
#
# Copyright (C) 2014,2015,2016,2020,2021,2023 Leah Rowe
# <info@minifree.org>
# Copyright (C) 2022 Alper Nebi Yasak <alpernebiyasak@gmail.com>
# Copyright (C) 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
#
# 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/>.
#
# TODO: purge this entire file. it's terrible. re-write it more cleanly.
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
_board=""
cbtree=""
cbrevision=""
main()
{
if [ $# -eq 1 ] && [ "$1" = "--help" ] ; then
usage
exit 0
elif [ $# -eq 1 ] && [ "$1" = "--list-boards" ] ; then
list_supported_boards
exit 0
fi
[ -f build_error ] && rm -f build_error
fetch_coreboot_trees $@
rm -f "build_error"
printf "\n\n"
exit 0
}
fetch_coreboot_trees()
{
rm -f resources/coreboot/*/seen
printf "Downloading coreboot and (if available) applying patches\n"
boards=""
if [ $# -gt 0 ]; then
boards=$@
else
for board in resources/coreboot/*; do
[ ! -d "${board}" ] && continue
boards="${boards} ${board}"
done
fi
for board in ${boards}; do
rm -f resources/coreboot/*/seen
download_coreboot_for_board "${board}"
[ -f build_error ] && break
done
rm -f resources/coreboot/*/seen
}
download_coreboot_for_board()
{
_board="${1}"
cbtree="undefined"
cbrevision="undefined"
fetch_coreboot_config "${_board}"; rm -f resources/coreboot/*/seen
[ -f build_error ] && return 1
if [ -d "coreboot/${cbtree}" ]; then
printf "REMARK: download/coreboot %s: exists. Skipping.\n" \
${cbtree}
[ "${cbtree}" != "${1}" ] && \
printf "(for board: '%s}')\n" ${1}
return 0
fi
[ ! -d coreboot ] && \
mkdir "coreboot/"
[ ! -d coreboot ] && \
printf "ERROR: download/coreboot: directory not created\n" && \
return 1
cd "coreboot/"
[ ! -d coreboot/.git ] && [ -d coreboot ] && \
rm -Rf coreboot/
if [ ! -d coreboot ]; then
printf "Download coreboot from upstream:\n"
git clone https://review.coreboot.org/coreboot \
|| rm -Rf coreboot
if [ ! -d coreboot ]; then
printf "WARNING: Upstream failed. Trying backup:\n"
git clone https://github.com/coreboot/coreboot.git \
|| rm -Rf coreboot
fi
if [ ! -d coreboot ]; then
printf "ERROR: download/coreboot:"
printf " Problem with git-clone. Network issue?\n"
cd ../
return 1
fi
else
( cd coreboot/; git pull || touch ../build_error )
if [ -f ../build_error ]; then
printf "ERROR: download/coreboot:"
printf " Problem with git-pull. Network issue?\n"
cd ../
return 1
fi
fi
cp -R coreboot "${cbtree}" || touch ../build_error
if [ -d ../build_error ]; then
printf "ERROR: download/coreboot: Unable to copy directory."
printf " Check file system permissions or free space.\n"
rm -Rf "${cbtree}/"
cd ../
return 1
fi
cd ${cbtree}/
git reset --hard ${cbrevision} || touch ../../build_error
if [ -f ../../build_error ]; then
printf "ERROR: download/coreboot: Unable to reset to commit"
printf " ID/tag '%s' for board '%s' on tree '%s'\n" \
${cbrevision} ${1} ${cbtree}
cd ../../
return 1
fi
git submodule update --init --checkout || touch ../../build_error
if [ -f ../../build_error ]; then
printf "ERROR: download/coreboot:"
printf " Unable to update submodules for tree '%s'\n" \
${cbtree}
cd ../../
return 1
fi
for patch in ../../resources/coreboot/${cbtree}/patches/*.patch; do
[ ! -f "${patch}" ] && continue
git am "${patch}" || touch ../../build_error
if [ -f ../../build_error ]; then
printf "ERROR: download/coreboot: Unable to apply"
printf " patch '%s' for board '%s' on tree '%s'" \
${patch} ${1} ${cbtree}
git am --abort
cd ../../
return 1
fi
done
# extra.sh can be used for anything
# but should *only* be a last resort
if [ -f "../../resources/coreboot/${_board}/extra.sh" ]; then
"../../resources/coreboot/${_board}/extra.sh" \
|| touch ../../build_error
if [ -f ../../build_error ]; then
cd ../../; return 1
fi
return 0
else
cd ../../
return 0
fi
}
fetch_coreboot_coreboot()
{
while true; do
cbrevision="undefined"
cbtree="undefined"
check_config_for_board "${_board}" || return 1
# This is to override $cbrevision and $cbtree
. "resources/coreboot/${_board}/board.cfg" \
|| touch ../build_error
if [ -f build_error ]; then
printf "ERROR: download/coreboot:"
printf " problem sourcing %s/board.cfg\n" ${_board}
return 1
elif [ "${_board}" != "${cbtree}" ]; then
_board="${cbtree}"
continue
elif [ "${cbtree}" = "undefined" ]; then
printf "ERROR: download/coreboot:"
printf " tree name undefined for '%s\n'" \
${_board}
return 1
elif [ "${cbrevision}" = "undefined" ]; then
printf "ERROR: download/coreboot:"
printf " commit ID undefined for '%s'\n" \
${_board}
return 1
else
break
fi
done
return 0
}
check_config_for_board()
{
if [ ! -f "resources/coreboot/${1}/board.cfg" ]; then
printf "ERROR: download/coreboot: board.cfg does not"
printf " exist for '%s'\n" ${1}
return 1
elif [ -f "resources/coreboot/${1}/seen" ]; then
printf "ERROR: download/coreboot: logical loop:"
printf " '%s' board.cfg refers to another tree," ${1}
printf " which ultimately refers back to '%s'." ${1}
return 1
fi
touch "resources/coreboot/${1}/seen"
return 0
}
usage()
{
progname="./download coreboot"
printf "Usage:\n"
printf "\t%s\t\t\t# Clone coreboot for all boards\n" "${progname}"
printf "\t%s [board [board] ...] # Clone coreboot for given boards\n" \
${progname}
printf "\t%s --list-boards\t# Prints this help\n" ${progname}
printf "\t%s --help\t\t# List supported boards\n" ${progname}
printf "\t%s --help\t\t# Prints this help\n" ${progname}
}
list_supported_boards()
{
for _board in resources/coreboot/*; do
echo ${_board} | sed 's#resources/coreboot/##'
done
}
main $@
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