summaryrefslogtreecommitdiff
path: root/resources/scripts/update/module/coreboot
diff options
context:
space:
mode:
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/update/module/coreboot
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/update/module/coreboot')
-rwxr-xr-xresources/scripts/update/module/coreboot182
1 files changed, 182 insertions, 0 deletions
diff --git a/resources/scripts/update/module/coreboot b/resources/scripts/update/module/coreboot
new file mode 100755
index 00000000..75b61a6f
--- /dev/null
+++ b/resources/scripts/update/module/coreboot
@@ -0,0 +1,182 @@
+#!/usr/bin/env bash
+
+# helper script: download coreboot
+#
+# Copyright (C) 2014-2016,2020,2021,2023 Leah Rowe <info@minifree.org>
+# Copyright (C) 2022 Alper Nebi Yasak <alpernebiyasak@gmail.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/>.
+#
+
+[ "x${DEBUG+set}" = 'xset' ] && set -v
+set -u -e
+
+_board=""
+cbtree=""
+cbrevision=""
+
+cbcfgsdir="resources/coreboot"
+
+main()
+{
+ rm -f ${cbcfgsdir}/*/seen
+
+ printf "Downloading coreboot and (if available) applying patches\n"
+
+ boards=""
+ if [ $# -gt 0 ]; then
+ boards=$@
+ else
+ for board in "${cbcfgsdir}/"*; do
+ [ ! -d "${board}" ] && continue
+ boards="${boards} ${board##*/}"
+ done
+ fi
+ for board in ${boards}; do
+ rm -f "${cbcfgsdir}"/*/seen
+ download_coreboot_for_board "${board}"
+ done
+
+ rm -f ${cbcfgsdir}/*/seen
+}
+
+download_coreboot_for_board()
+{
+ _board="${1}"
+ cbtree="undefined"
+ cbrevision="undefined"
+
+ fetch_coreboot_config "${_board}" || exit 1
+
+ rm -f "${cbcfgsdir}"/*/seen
+
+ if [ -d "coreboot/${cbtree}" ]; then
+ printf "REMARK: download/coreboot %s: exists. Skipping.\n" \
+ ${cbtree}
+ [ "${cbtree}" != "${1}" ] && \
+ printf "(for board: '%s}')\n" ${1}
+ return 0
+ fi
+
+ gitclone_coreboot_from_upstream || exit 1
+
+ prepare_new_coreboot_tree "${1}" "${cbtree}" "${cbrevision}" \
+ || exit 1
+}
+
+fetch_coreboot_config()
+{
+ _board=${1}
+
+ while true; do
+ cbrevision="undefined"
+ cbtree="undefined"
+
+ check_config_for_board "${_board}" || return 1
+
+ # This is to override $cbrevision and $cbtree
+ source "${cbcfgsdir}/${_board}/board.cfg" || exit 1
+
+ if [ "${_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" \
+ ${_board}
+ return 1
+ else
+ break
+ fi
+ done
+}
+
+check_config_for_board()
+{
+ _board=${1}
+
+ if [ ! -f "${cbcfgsdir}/${_board}/board.cfg" ]; then
+ printf "ERROR: download/coreboot: board.cfg does not"
+ printf " exist for '%s'\n" ${_board}
+ return 1
+ elif [ -f "${cbcfgsdir}/${_board}/seen" ]; then
+ printf "ERROR: download/coreboot: logical loop:"
+ printf " '%s' board.cfg refers to another tree," ${_board}
+ printf " which ultimately refers back to '%s'." ${_board}
+ return 1
+ fi
+ touch "${cbcfgsdir}/${_board}/seen"
+}
+
+gitclone_coreboot_from_upstream()
+{
+ [ ! -d coreboot ] && \
+ mkdir -p coreboot
+ [ ! -d coreboot ] && \
+ return 1
+ [ -d coreboot/coreboot ] && \
+ return 0
+ ./gitclone coreboot || \
+ return 1
+}
+
+prepare_new_coreboot_tree()
+{
+ target=${1}
+ cbtree=${2}
+ cbrevision=${3}
+
+ printf "Preparing coreboot tree: %s\n" ${cbtree}
+ [ "${cbtree}" != "${target}" ] && \
+ printf "(for board: %s)\n" "${target}"
+
+ cp -R coreboot/coreboot "coreboot/${cbtree}" || exit 1
+ (
+ cd "coreboot/${cbtree}" \
+ || err "cannot cd to coreboot/${cbtree}"
+ git reset --hard ${cbrevision} \
+ || err "cannot reset coreboot revision for tree, ${cbtree}"
+ git submodule update --init --checkout \
+ || err "cannot update coreboot submodules for tree, ${cbtree}"
+
+ for patch in ../../"${cbcfgsdir}"/"${cbtree}"/patches/*.patch; do
+ [ ! -f "${patch}" ] && \
+ continue
+ if ! git am "${patch}"; then
+ git am --abort
+ err "cannot patch ${cbtree}"
+ fi
+ done
+
+ # extra.sh can be used for anything
+ # but should *only* be a last resort
+ if [ -f "../../${cbcfgsdir}/${cbtree}/extra.sh" ]; then
+ "../../${cbcfgsdir}/${cbtree}/extra.sh" || \
+ err "${cbtree} extra.sh"
+ fi
+ )
+}
+
+err()
+{
+ printf "ERROR: %s: %s\n" $0 $1 1>&2
+ exit 1
+}
+
+main $@