diff options
Diffstat (limited to 'resources/scripts/update/module/u-boot')
| -rwxr-xr-x | resources/scripts/update/module/u-boot | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/resources/scripts/update/module/u-boot b/resources/scripts/update/module/u-boot new file mode 100755 index 00000000..1af513a4 --- /dev/null +++ b/resources/scripts/update/module/u-boot @@ -0,0 +1,261 @@ +#!/usr/bin/env bash + +# helper script: download u-boot +# +# Copyright (C) 2021 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.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 + +[[ -f build_error ]] && rm -f build_error + +list_supported_boards() { + for board in resources/u-boot/*; do + if [ -d ${board} ]; then + echo "${board#resources/u-boot/}" + fi + done +} + +downloadfor() { + board="${1}" + + # The loop will always exit, but this while loop is crafted + # such that a tree referencing a tree that references another tree is possible + # (and so on) + while true; do + ubrevision="undefined" + ubtree="undefined" + + if [ ! -f "resources/u-boot/${board}/board.cfg" ]; then + printf "ERROR: %s: board.cfg does not exist for '%s'\n" \ + "download/u-boot" "${board}" + return 1 + fi + + if [ -f "resources/u-boot/${board}/seen" ]; then + printf "ERROR: %s: logical loop; '%s' board.cfg refers to another tree, which ultimately refers back to '%s'.\n" \ + "download/u-boot" "${board}" "${board}" + return 1 + fi + + # This is to override $ubrevision and $ubtree + source "resources/u-boot/${board}/board.cfg" || touch build_error + if [ -f build_error ]; then + printf "ERROR: %s: problem sourcing %s/board.cfg\n" \ + "download/u-boot" "${board}" + return 1 + fi + touch "resources/u-boot/${board}/seen" + + if [ "${board}" != "${ubtree}" ]; then + board="${ubtree}" + else + if [ "${ubtree}" = "undefined" ]; then + printf "ERROR: %s: tree name undefined for '%s\n'" \ + "download/u-boot" "${board}" + return 1 + fi + + if [ "${ubrevision}" = "undefined" ]; then + printf "ERROR: %s: commit ID undefined for '%s'\n" \ + "download/u-boot" "${board}" + return 1 + fi + break + fi + done + + rm -f resources/u-boot/*/seen + + ubtree="u-boot/${ubtree}" + if [ -d "${ubtree}" ]; then + printf \ + "REMARK: '%s' directory already exists. Skipping setup.\n" \ + "${ubtree}" + if [ "${ubtree}" != "u-boot/${board}" ]; then + printf "(for board: '${board}')\n" + fi + return 0 + fi + + if [ ! -d "u-boot" ]; then + mkdir -p "u-boot" + fi + + if [ ! -d "u-boot" ]; then + printf \ + "ERROR: '%s' directory not created. Check file system permissions\n" \ + "u-boot" + return 1 + fi + + uboot_dir="u-boot/u-boot" + if [ ! -d "${uboot_dir}/.git" ] && [ -d "${uboot_dir}" ]; then + rm -Rf "${uboot_dir}" + fi + + if [ ! -d "${uboot_dir}" ]; then + printf "Download u-boot from upstream:\n" + git clone https://source.denx.de/u-boot/u-boot.git \ + "${uboot_dir}" || \ + rm -Rf "${uboot_dir}" + if [ ! -d "${uboot_dir}" ]; then + printf "WARNING: Upstream failed. Trying backup github repository:\n" + git clone https://github.com/u-boot/u-boot.git \ + "${uboot_dir}" || \ + rm -Rf coreboot + fi + if [ ! -d "${uboot_dir}" ]; then + printf \ + "ERROR: %s: Problem with git-clone. Network issue?\n" \ + "download/u-boot" + return 1 + fi + fi + + git -C "${uboot_dir}" fetch origin "${ubrevision}" || touch build_error + if [ -f build_error ]; then + printf \ + "ERROR: %s: Problem with git-fetch. Network issue?\n" \ + "download/u-boot" + return 1 + fi + + cp -R "${uboot_dir}" "${ubtree}" || touch build_error + if [ -f build_error ]; then + printf "ERROR: %s: Unable to copy directory. Check file system permissions or free space.\n" \ + "download/u-boot" + rm -Rf "${ubtree}/" + return 1 + fi + + git -C "${ubtree}" reset --hard ${ubrevision} || \ + touch build_error + if [ -f build_error ]; then + printf \ + "ERROR: %s: Unable to reset to commit ID/tag '%s' for board '%s' on tree '%s'\n" \ + "download/u-boot" "${ubrevision}" "${board}" "${ubtree}" + return 1 + fi + + git -C "${ubtree}" submodule update --init || touch build_error + if [ -f build_error ]; then + printf "ERROR: %s: Unable to update submodules for tree '%s'\n" \ + "${ubtree}" + return 1 + fi + + for patch in resources/u-boot/${board}/patches/*.patch; do + if [ ! -f "${patch}" ]; then + continue + fi + + git -C "${ubtree}" am "$(pwd)/${patch}" || touch build_error + if [ -f build_error ]; then + printf "ERROR: %s: Unable to apply patch '%s' for board '%s' on tree '%s'" \ + "download/u-boot" "${patch}" "${board}" "${ubtree}" + git -C "${ubtree}" am --abort + return 1 + fi + done + + # extra.sh could be used to patch submodules, if you wanted to + # It's impossible to predict what submodules will be available, and + # it's rare that you'd want to patch them, so this is handled by + # extra.sh on a per-board basis + # In fact, extra.sh can be used for anything you want. + if [ -f "resources/u-boot/${board}/extra.sh" ]; then + ( cd "${ubtree}" && "../../resources/u-boot/${board}/extra.sh"; ) || touch build_error + if [ -f build_error ]; then + return 1 + fi + return 0 + else + return 0 + fi +} + +strip_comments() +{ + file="$1" + # Remove comments + sed 's/#.*//' "${file}" | \ + # Remove lines composed of whitespaces only + sed '/^\W\+$/d' | \ + # Remove empty lines + sed '/^$/d' +} + +usage() +{ + progname="./download u-boot" + + printf "Usage:\n" + printf "\t%s # %s\n" \ + "${progname}" \ + "Download u-boot for all boards" + printf "\t%s [board] # %s\n" \ + "${progname}" \ + "Download u-boot for the given board" + printf "\t%s --list-boards # %s\n" \ + "${progname}" \ + "List supported boards" + printf "\t%s --help # %s\n" \ + "${progname}" \ + "Prints this help" +} + +download_uboot_board() +{ + board="${1}" + ubtree="u-boot/${board}" + + printf "Downloading u-boot " + printf "and (if exist in build system) applying patches\n" + downloadfor "${board}" + + rm -f "build_error" + printf "\n\n" +} + +if [ $# -eq 0 ] ; then + for board in $(list_supported_boards); do + download_uboot_board "${board}" + done + exit 0 +elif [ $# -eq 1 -a "$1" == "--help" ] ; then + usage + exit 0 +elif [ $# -eq 1 -a "$1" == "--list-boards" ] ; then + list_supported_boards + exit 0 +elif [ $# -eq 1 ] ; then + for board in $(list_supported_boards) ; do + if [ "$board" = "$1" ] ; then + download_uboot_board "$1" + exit 0 + fi + done + + printf "Error: Board '${1}' is not supported\n" + + exit 1 +fi + +exit 0 |