227 lines
6.7 KiB
Bash
Executable File
227 lines
6.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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# helper script: download coreboot
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#
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# Copyright (C) 2014, 2015, 2016, 2020, 2021 Leah Rowe <info@minifree.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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[ "x${DEBUG+set}" = 'xset' ] && set -v
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set -u -e
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# set this when you want to modify each coreboot tree
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# for example, you want to test custom patches
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# NODELETE= ./download coreboot
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deleteblobs="true"
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[ "x${NODELETE+set}" = 'xset' ] && deleteblobs="false"
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# Error handling is extreme in this script.
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# This script handles the internet, and Git. Both are inherently unreliable.
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[[ -f build_error ]] && rm -f build_error
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rm -f resources/coreboot/*/seen
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downloadfor() {
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board="${1}"
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cbtree="undefined"
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cbrevision="undefined"
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# The loop will always exit, but this while loop is crafted
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# such that a tree referencing a tree that references another tree is possible
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# (and so on)
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while true; do
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cbrevision="undefined"
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cbtree="undefined"
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if [ ! -f "resources/coreboot/${board}/board.cfg" ]; then
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printf "ERROR: download/coreboot: board.cfg does not exist for '%s'\n" "${board}"
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return 1
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fi
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if [ -f "resources/coreboot/${board}/seen" ]; then
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printf "ERROR: download/coreboot: logical loop; '%s' board.cfg refers to another tree, which ultimately refers back to '%s'.\n" "${board}" "${board}"
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return 1
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fi
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# This is to override $cbrevision and $cbtree
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source "resources/coreboot/${board}/board.cfg" || touch ../build_error
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if [ -f build_error ]; then
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printf "ERROR: download/coreboot: problem sourcing %s/board.cfg\n" "${board}"
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return 1
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fi
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touch "resources/coreboot/${board}/seen"
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if [ "${board}" != "${cbtree}" ]; then
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board="${cbtree}"
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else
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if [ "${cbtree}" = "undefined" ]; then
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printf "ERROR: download/coreboot: tree name undefined for '%s\n'" "${board}"
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return 1
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fi
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if [ "${cbrevision}" = "undefined" ]; then
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printf "ERROR: download/coreboot: commit ID undefined for '%s'\n" "${board}"
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return 1
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fi
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break
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fi
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done
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rm -f resources/coreboot/*/seen
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if [ -d "coreboot/${cbtree}" ]; then
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printf "REMARK: download/coreboot: directory for '%s' already exists. Skipping setup.\n" "${cbtree}"
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if [ "${cbtree}" != "${1}" ]; then
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printf "(for board: '${1}')\n"
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fi
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return 0
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fi
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if [ ! -d coreboot ]; then
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mkdir "coreboot/"
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fi
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if [ ! -d coreboot ]; then
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printf "ERROR: download/coreboot: directory not created. Check file system permissions\n"
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return 1
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fi
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cd "coreboot/"
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if [ ! -d coreboot/.git ] && [ -d coreboot ]; then
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rm -Rf coreboot/
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fi
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if [ ! -d coreboot ]; then
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printf "Download coreboot from upstream:\n"
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git clone https://review.coreboot.org/coreboot || rm -Rf coreboot
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if [ ! -d coreboot ]; then
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printf "WARNING: Upstream failed. Trying backup github repository:\n"
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git clone https://github.com/coreboot/coreboot.git || rm -Rf coreboot
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fi
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if [ ! -d coreboot ]; then
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printf "ERROR: download/coreboot: Problem with git-clone. Network issue?\n"
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cd ../; return 1
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fi
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else
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( cd coreboot/; git pull || touch ../build_error )
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if [ -f ../build_error ]; then
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printf "ERROR: download/coreboot: Problem with git-pull. Network issue?\n"
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cd ../; return 1
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fi
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fi
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cp -R coreboot "${cbtree}" || touch ../build_error
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if [ -f ../build_error ]; then
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printf "ERROR: download/coreboot: Unable to copy directory. Check file system permissions or free space.\n"
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rm -Rf "${cbtree}/"
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cd ../; return 1
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fi
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cd ${cbtree}/
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git reset --hard ${cbrevision} || touch ../../build_error
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if [ -f ../../build_error ]; then
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printf "ERROR: download/coreboot: Unable to reset to commit ID/tag '%s' for board '%s' on tree '%s'\n" "${cbrevision}" "${1}" "${cbtree}"
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cd ../../; return 1
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fi
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git submodule update --init || touch ../../build_error
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if [ -f ../../build_error ]; then
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printf "ERROR: download/coreboot: Unable to update submodules for tree '%s'\n" "${cbtree}"
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cd ../../; return 1
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fi
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for patch in ../../resources/coreboot/${cbtree}/patches/*.patch; do
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if [ ! -f "${patch}" ]; then
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continue
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fi
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git am "${patch}" || touch ../../build_error
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if [ -f ../../build_error ]; then
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printf "ERROR: download/coreboot: Unable to apply patch '%s' for board '%s' on tree '%s'" "${patch}" "${1}" "${cbtree}"
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git am --abort
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cd ../../; return 1
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fi
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done
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# extra.sh could be used to patch submodules, if you wanted to
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# It's impossible to predict what submodules will be available, and
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# it's rare that you'd want to patch them, so this is handled by
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# extra.sh on a per-board basis
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# In fact, extra.sh can be used for anything you want.
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if [ -f "../../resources/coreboot/${board}/extra.sh" ]; then
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"../../resources/coreboot/${board}/extra.sh" || touch ../../build_error
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if [ -f ../../build_error ]; then
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cd ../../; return 1
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fi
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return 0
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else
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cd ../../
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return 0
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fi
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}
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printf "Downloading coreboot and (if exist in build system) applying patches\n"
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if [ $# -gt 0 ]; then
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for board in "${@}"; do
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rm -f resources/coreboot/*/seen
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downloadfor "${board}"
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if [ -f build_error ]; then break; fi
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done
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else
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for board in resources/coreboot/*; do
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rm -f resources/coreboot/*/seen
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if [ ! -d "${board}/" ]; then
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continue
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fi
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downloadfor "${board##*/}"
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if [ -f build_error ]; then break; fi
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done
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fi
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rm -f resources/coreboot/*/seen
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rm -f "build_error"
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printf "\n\n"
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if [ "${deleteblobs}" = "true" ]; then
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rm -Rf coreboot/coreboot/
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rm -Rf coreboot/.git* coreboot/*/.git* coreboot/*/3rdparty/*/.git*
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rm -Rf coreboot/*/util/nvidia/cbootimage/.git*
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for cbdir in coreboot/*; do
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if [ ! -d "${cbdir}" ]; then continue; fi
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cbtree="${cbdir##coreboot/}"
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cbtree="${cbtree%/}"
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if [ ! -d "coreboot/${cbtree}" ]; then continue; fi
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bloblist="resources/coreboot/${cbtree}/blobs.list"
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if [ -f "${bloblist}" ]; then
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for blobfile in $(cat "${bloblist}"); do
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printf "Deleting blob: 'coreboot/%s/%s'\n" "${cbtree}" "${blobfile}"
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rm -f "coreboot/${cbtree}/${blobfile}"
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done
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fi
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rmlist="resources/coreboot/${cbtree}/rm.list"
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if [ -f "${rmlist}" ]; then
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for rmentry in $(cat "${rmlist}"); do
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printf "Deleting directory to save space: 'coreboot/%s/%s'\n" "${cbtree}" "${rmentry}"
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rm -Rf "coreboot/${cbtree}/${rmentry}"
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done
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fi
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done
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fi
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exit 0
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