316 lines
9.3 KiB
Bash
Executable File
316 lines
9.3 KiB
Bash
Executable File
#!/usr/bin/env sh
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# helper script: build elf files on build systems that use defconfig/kconfig
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#
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# Copyright (C) 2022 Alper Nebi Yasak <alpernebiyasak@gmail.com>
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# Copyright (C) 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
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# Copyright (C) 2023 Leah Rowe <leah@libreboot.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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# you could probably build *linux* with this script!
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[ "x${DEBUG+set}" = 'xset' ] && set -v
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set -u -e
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. "include/err.sh"
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projectname="$(cat projectname)"
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our_version="$(cat version)"
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export LOCALVERSION="-${projectname}-${our_version}"
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arch=""
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cfgsdir=""
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codedir=""
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config=""
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config_name=""
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crossgcc_ada=""
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elfdir=""
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listfile=""
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mode=""
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project=""
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romtype=""
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target=""
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target_dir=""
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tree=""
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main()
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{
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while getopts b:m:u: option
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do
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case "${1}" in
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-b)
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mode="all"
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shift ;;
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-u)
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mode="oldconfig"
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shift ;;
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-m)
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mode="menuconfig"
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shift ;;
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*)
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fail "Invalid option" ;;
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esac
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project="${OPTARG}"
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shift
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done
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[ -z "${mode}" ] && fail "mode not given (-m, -u or -b)"
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elfdir="elf/${project}"
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cfgsdir="resources/${project}"
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[ -d "${cfgsdir}" ] || fail "directory, ${cfgsdir}, does not exist"
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listfile="${cfgsdir}/build.list"
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[ -f "${listfile}" ] || fail "list file, ${listfile}, does not exist"
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# Build for all targets if no argument is given
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targets=$(./build command options "${cfgsdir}")
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[ $# -gt 0 ] && targets=$@
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[ -d "${elfdir}" ] || [ "${mode}" != "all" ] || \
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mkdir -p "${elfdir}/" || fail "can't create directory ${elfdir}"
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for x in ${targets}; do
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target="${x}"
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printf "Running 'make %s' for project '%s, target '%s''\n" \
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"${mode}" "${project}" "${target}"
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[ "${project}" != "coreboot" ] || [ "${mode}" != "all" ] || \
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./update blobs download ${target} || fail "blobutil"
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handle_defconfig || fail "error handling config file"
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done
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if [ "${mode}" = "all" ]; then
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printf "Done! The files are stored under %s/\n\n" "${elfdir}"
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fi
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}
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handle_defconfig()
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{
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handle_dependencies "${target}" || \
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fail "handle_defconfig: failed call to handle_dependencies"
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for y in "${target_dir}/config"/*; do
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[ -f "${y}" ] || continue
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config="${y}"
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config_name="${config#$target_dir/config/}"
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printf "build/defconfig/%s %s: handling config %s\n" \
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"${project}" "${target}" "${config_name}"
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[ "${mode}" != "all" ] || check_config || continue
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run_make_command
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[ "${mode}" != "all" ] || copy_elf
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done
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}
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handle_dependencies()
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{
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target_dir="${cfgsdir}/${target}"
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mkdir -p "${elfdir}/${target}" || \
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fail "handle_dependencies: !mkdir -p ${elfdir}/${target}"
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tree="undefined"
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arch="undefined"
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romtype="normal"
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[ ! -f "${target_dir}/target.cfg" ] && \
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fail "handle_dependencies: ${target_dir}: missing target.cfg"
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# Override the above defaults using target.cfg
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. "${target_dir}/target.cfg" # source
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[ "${tree}" = "undefined" ] && \
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fail "handle_dependencies: ${target_dir}: tree undefined"
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[ "${arch}" = "undefined" ] && \
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fail "handle_dependencies: ${target_dir}: undefined cpu type"
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codedir="${project}/${tree}"
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[ -d "${codedir}" ] || \
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./update project trees "${project}" "${target}" || \
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fail "handle_dependencies: can't fetch ${project}/${target}"
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# u-boot and coreboot are both compiled with coreboot's crossgcc
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if [ "${project}" = "coreboot" ] || [ "${project}" = "u-boot" ]; then
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[ "${mode}" != "all" ] || check_cross_compiler || \
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fail "handle_dependencies ${project}/${target}: crossgcc"
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fi
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}
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# set up cross-compiler (coreboot crossgcc) for u-boot and coreboot
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# (seabios and grub currently use hostcc, not crossgcc)
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check_cross_compiler()
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{
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[ "${crossgcc_ada}" = "y" ] || [ "${crossgcc_ada}" = "n" ] || \
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crossgcc_ada="y"
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[ "${crossgcc_ada}" != "y" ] && \
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export BUILD_LANGUAGES=c
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cbdir="coreboot/${tree}"
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[ "${project}" != "coreboot" ] && \
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cbdir="coreboot/default" # not u-boot (e.g. linux will use it)
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[ "${project}" = "u-boot" ] && \
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cbdir="coreboot/cros" # u-boot only used on coreboot/cros
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# only true if not building coreboot:
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ctarget="${cbdir#coreboot/}"
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[ -d "${cbdir}" ] || \
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./update project trees coreboot ${ctarget} || \
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fail "check_cross_compiler: can't fetch coreboot/${ctarget}"
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if [ "${arch}" = "x86_32" ] || [ "${arch}" = "x86_64" ]; then
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[ -d "${cbdir}/util/crossgcc/xgcc/i386-elf/" ] || \
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make -C "${cbdir}" crossgcc-i386 CPUS=$(nproc) || \
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return 1
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case "$(uname -m)" in
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x86*|i*86|amd64) : ;;
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*) export CROSS_COMPILE=i386-elf- ;;
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esac
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elif [ "${arch}" = "ARMv7" ]; then
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[ -d "${cbdir}/util/crossgcc/xgcc/arm-eabi/" ] || \
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make -C "${cbdir}" crossgcc-arm CPUS=$(nproc) || \
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return 1
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case "$(uname -m)" in
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arm|arm32|armv6*|armv7*) : ;;
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*) export CROSS_COMPILE=arm-eabi- ;;
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esac
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elif [ "${arch}" = "AArch64" ]; then
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[ -d "${cbdir}/util/crossgcc/xgcc/aarch64-elf/" ] || \
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make -C "${cbdir}" crossgcc-aarch64 CPUS=$(nproc) || \
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return 1
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# aarch64 also needs armv7 toolchain for arm-trusted-firmware
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[ -d "${cbdir}/util/crossgcc/xgcc/arm-eabi/" ] || \
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make -C "${cbdir}" crossgcc-arm CPUS=$(nproc) || \
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return 1
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case "$(uname -m)" in
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arm64|aarch64) : ;;
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*) export CROSS_COMPILE=aarch64-elf- ;;
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esac
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fi
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# we *must* ensure that u-boot's build system uses crossgcc first
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export PATH="$(pwd)/${cbdir}/util/crossgcc/xgcc/bin:$PATH"
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}
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check_config()
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{
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[ ! -f "${config}" ] && \
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fail "check_config: ${project}/${target}: configs missing"
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dest_dir="${elfdir}/${target}/${config_name}"
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# TODO: very hacky check. do it properly (based on build.list)
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for elftest in "${dest_dir}"/*; do
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if [ -f "${elftest}" ]; then
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printf "Build already exists, so skipping build\n" 1>&2
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return 1
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fi
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done
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mkdir -p "${dest_dir}" || \
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fail "check_config: cannot mkdir: ${dest_dir}"
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}
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run_make_command()
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{
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./handle make file -c "${codedir}" || \
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fail "run_make_command: make distclean/clean failed"
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cp "${config}" "${codedir}/.config" || \
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fail "run_make_command: can't copy config for: ${project}/${target}"
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[ "${mode}" != "all" ] || make -C "${codedir}" silentoldconfig || \
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make -C "${codedir}" oldconfig || : # don't error on oldconfig
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if [ "${project}" = "coreboot" ] && [ "${mode}" = "all" ]; then
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printf "%s\n" "${our_version}" >"${codedir}/.coreboot-version" \
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|| fail "run_make_command: ${codedir}: can't set version"
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fi
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make -C "${codedir}" -j$(nproc) ${mode} || \
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fail "run_make_command: make-all: ${codedir} (${project}/${target})"
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}
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copy_elf()
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{
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if [ "${project}" = "coreboot" ]; then
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modify_coreboot_rom || \
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err "copy_elf: cannot prepare coreboot image"
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fi
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for f in $(cat "${listfile}"); do
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[ ! -f "${codedir}/$f" ] || \
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cp "${codedir}/${f}" "${dest_dir}/" || \
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fail "copy_elf: cannot copy elf file"
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done
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./handle make file -c "${codedir}" || \
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fail "copy_elf: clean: ${codedir} (${project}/${target})"
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}
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modify_coreboot_rom()
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{
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rompath="${codedir}/build/coreboot.rom"
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[ -f "${rompath}" ] || \
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err "modify_coreboot_rom: does not exist: ${rompath}"
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tmprom="$(mktemp -t rom.XXXXXXXXXX)"
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rm -f "${tmprom}" || \
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err "modify_coreboot_rom prep: cannot remove tmprom"
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if [ "${romtype}" = "d8d16sas" ]; then
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# pike2008 roms hang seabios. an empty rom will override
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# the built-in one, thus disabling all execution of it
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touch "${tmprom}" || \
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err "modify_coreboot_rom: cannot create fake oprom"
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for deviceID in "0072" "3050"; do
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"${cbfstool}" "${rompath}" add -f "${tmprom}" \
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-n "pci1000,${deviceID}.rom" -t raw || \
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err "modify_coreboot_rom: can't insert fake rom"
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done
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elif [ "${romtype}" = "i945 laptop" ]; then
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# for bucts-based installation method from factory bios
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dd if="${rompath}" of="${tmprom}" bs=1 \
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skip=$(($(stat -c %s "${rompath}") - 0x10000)) \
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count=64k || \
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err "modify_coreboot_rom: can't read i945 bootblock"
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dd if="${tmprom}" of="${rompath}" bs=1 \
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seek=$(($(stat -c %s "${rompath}") - 0x20000)) \
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count=64k conv=notrunc || \
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err "modify_coreboot_rom: can't write i945 bootblock"
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fi
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for romsize in 4 8 16; do
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ifddir="descriptors/ich9m"
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for bs in "4" "12"; do
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ifdgbe="${ifddir}/ich9fdnogbe_${romsize}m.bin"
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cmpstr="${romsize}MiB ICH9 IFD NOGBE NOR flash"
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if [ "${bs}" = "12" ]; then
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cmpstr="${romsize}MiB ICH9 IFD NOR flash"
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ifdgbe="${ifddir}/ich9fdgbe_${romsize}m.bin"
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fi
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[ "${romtype}" = "${cmpstr}" ] || continue
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[ -f "${ifdgbe}" ] || ./build descriptors ich9m || \
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err "modify_coreboot_rom: can't create ich9m ifd"
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dd if="${ifdgbe}" of="${rompath}" bs=${bs}k count=1 \
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conv=notrunc || \
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err "modify_coreboot_rom: can't insert ich9m ifd"
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done
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done
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rm -f "${tmprom}" || \
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err "modify_coreboot_rom: cannot remove tmprom"
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}
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fail()
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{
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[ -z "${codedir}" ] || ./handle make file -c "${codedir}" || :
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err "${1}"
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}
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main $@
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