diff options
Diffstat (limited to 'resources/scripts/download/coreboot')
| -rwxr-xr-x | resources/scripts/download/coreboot | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/resources/scripts/download/coreboot b/resources/scripts/download/coreboot new file mode 100755 index 00000000..781c54ca --- /dev/null +++ b/resources/scripts/download/coreboot @@ -0,0 +1,226 @@ +#!/bin/bash + +# helper script: download coreboot +# +# Copyright (C) 2014, 2015, 2016, 2020, 2021 Leah Rowe <info@minifree.org> +# +# 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/>. +# + +[ "x${DEBUG+set}" = 'xset' ] && set -v +set -u -e + +# set this when you want to modify each coreboot tree +# for example, you want to test custom patches +# NODELETE= ./download coreboot +deleteblobs="true" +[ "x${NODELETE+set}" = 'xset' ] && deleteblobs="false" + +# Error handling is extreme in this script. +# This script handles the internet, and Git. Both are inherently unreliable. + +[[ -f build_error ]] && rm -f build_error + +rm -f resources/coreboot/*/seen + +downloadfor() { + + board="${1}" + cbtree="undefined" + cbrevision="undefined" + + # The loop will always exit, but this while loop is crafted + # such that a tree referencing a tree that references another tree is possible + # (and so on) + while true; do + cbrevision="undefined" + cbtree="undefined" + + if [ ! -f "resources/coreboot/${board}/board.cfg" ]; then + printf "ERROR: download/coreboot: board.cfg does not exist for '%s'\n" "${board}" + return 1 + fi + + if [ -f "resources/coreboot/${board}/seen" ]; then + printf "ERROR: download/coreboot: logical loop; '%s' board.cfg refers to another tree, which ultimately refers back to '%s'.\n" "${board}" "${board}" + return 1 + fi + + # This is to override $cbrevision and $cbtree + source "resources/coreboot/${board}/board.cfg" || touch ../build_error + if [ -f build_error ]; then + printf "ERROR: download/coreboot: problem sourcing %s/board.cfg\n" "${board}" + return 1 + fi + touch "resources/coreboot/${board}/seen" + + if [ "${board}" != "${cbtree}" ]; then + board="${cbtree}" + else + if [ "${cbtree}" = "undefined" ]; then + printf "ERROR: download/coreboot: tree name undefined for '%s\n'" "${board}" + return 1 + fi + + if [ "${cbrevision}" = "undefined" ]; then + printf "ERROR: download/coreboot: commit ID undefined for '%s'\n" "${board}" + return 1 + fi + break + fi + done + + rm -f resources/coreboot/*/seen + + if [ -d "coreboot/${cbtree}" ]; then + printf "REMARK: download/coreboot: directory for '%s' already exists. Skipping setup.\n" "${cbtree}" + if [ "${cbtree}" != "${1}" ]; then + printf "(for board: '${1}')\n" + fi + return 0 + fi + + if [ ! -d coreboot ]; then + mkdir "coreboot/" + fi + if [ ! -d coreboot ]; then + printf "ERROR: download/coreboot: directory not created. Check file system permissions\n" + return 1 + fi + + cd "coreboot/" + + if [ ! -d coreboot/.git ] && [ -d coreboot ]; then + rm -Rf coreboot/ + fi + + 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 github repository:\n" + git clone https://github.com/coreboot/coreboot.git || rm -Rf coreboot + fi + if [ ! -d coreboot ]; then + printf "ERROR: download/coreboot: 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: Problem with git-pull. Network issue?\n" + cd ../; return 1 + fi + fi + + cp -R coreboot "${cbtree}" || touch ../build_error + if [ -d ../build_error ]; then + printf "ERROR: download/coreboot: Unable to copy directory. Check file system permissions or free space.\n" + rm -Rf "${cbtree}/" + cd ../; return 1 + fi + + cd ${cbtree}/ + + git reset --hard ${cbrevision} || touch ../../build_error + if [ -f ../../build_error ]; then + printf "ERROR: download/coreboot: Unable to reset to commit ID/tag '%s' for board '%s' on tree '%s'\n" "${cbrevision}" "${1}" "${cbtree}" + cd ../../; return 1 + fi + + git submodule update --init || touch ../../build_error + if [ -f ../../build_error ]; then + printf "ERROR: download/coreboot: Unable to update submodules for tree '%s'\n" "${cbtree}" + cd ../../; return 1 + fi + + for patch in ../../resources/coreboot/${cbtree}/patches/*.patch; do + if [ ! -f "${patch}" ]; then + continue + fi + + git am "${patch}" || touch ../../build_error + if [ -f ../../build_error ]; then + printf "ERROR: download/coreboot: Unable to apply patch '%s' for board '%s' on tree '%s'" "${patch}" "${1}" "${cbtree}" + git am --abort + cd ../../; return 1 + fi + done + + # extra.sh could be used to patch submodules, if you wanted to + # It's impossible to predict what submodules will be available, and + # it's rare that you'd want to patch them, so this is handled by + # extra.sh on a per-board basis + # In fact, extra.sh can be used for anything you want. + if [ -f "../../resources/coreboot/${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 +} + +printf "Downloading coreboot and (if exist in build system) applying patches\n" + +if [ $# -gt 0 ]; then + for board in "${@}"; do + rm -f resources/coreboot/*/seen + downloadfor "${board}" + if [ -f build_error ]; then break; fi + done +else + for board in resources/coreboot/*; do + rm -f resources/coreboot/*/seen + if [ ! -d "${board}/" ]; then + continue + fi + downloadfor "${board##*/}" + if [ -f build_error ]; then break; fi + done +fi + +rm -f resources/coreboot/*/seen + +rm -f "build_error" +printf "\n\n" +if [ "${deleteblobs}" = "true" ]; then + rm -Rf coreboot/coreboot/ + rm -Rf coreboot/.git* coreboot/*/.git* coreboot/*/3rdparty/*/.git* + rm -Rf coreboot/*/util/nvidia/cbootimage/.git* + for cbdir in coreboot/*; do + if [ ! -d "${cbdir}" ]; then continue; fi + cbtree="${cbdir##coreboot/}" + cbtree="${cbtree%/}" + if [ ! -d "coreboot/${cbtree}" ]; then continue; fi + bloblist="resources/coreboot/${cbtree}/blobs.list" + if [ -f "${bloblist}" ]; then + for blobfile in $(cat "${bloblist}"); do + printf "Deleting blob: 'coreboot/%s/%s'\n" "${cbtree}" "${blobfile}" + rm -f "coreboot/${cbtree}/${blobfile}" + done + fi + rmlist="resources/coreboot/${cbtree}/rm.list" + if [ -f "${rmlist}" ]; then + for rmentry in $(cat "${rmlist}"); do + printf "Deleting directory to save space: 'coreboot/%s/%s'\n" "${cbtree}" "${rmentry}" + rm -Rf "coreboot/${cbtree}/${rmentry}" + done + fi + done +fi +exit 0 |