diff options
Diffstat (limited to 'script/build/firmware/coreboot')
| -rwxr-xr-x | script/build/firmware/coreboot | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/script/build/firmware/coreboot b/script/build/firmware/coreboot new file mode 100755 index 00000000..10cc44a1 --- /dev/null +++ b/script/build/firmware/coreboot @@ -0,0 +1,410 @@ +#!/usr/bin/env sh +# SPDX-License-Identifier: GPL-3.0-or-later +# SPDX-FileCopyrightText: 2014-2016,2020,2021,2023 Leah Rowe <leah@libreboot.org> +# SPDX-FileCopyrightText: 2021,2022 Ferass El Hafidi <vitali64pmemail@protonmail.com> +# SPDX-FileCopyrightText: 2022 Caleb La Grange <thonkpeasant@protonmail.com> +# SPDX-FileCopyrightText: 2022 Alper Nebi Yasak <alpernebiyasak@gmail.com> +# SPDX-FileCopyrightText: 2023 Riku Viitanen <riku.viitanen@protonmail.com> + +[ "x${DEBUG+set}" = 'xset' ] && set -v +set -u -e + +. "include/err.sh" +. "include/option.sh" + +read projectname < projectname + +seavgabiosrom="elf/seabios/default/libgfxinit/vgabios.bin" +grub_background="background1280x800.png" +grubelf="elf/grub/grub.elf" +cfgsdir="config/coreboot" +kmapdir="config/grub/keymap" + +# Disable all payloads by default. +# target.cfg files have to specifically enable [a] payload(s) +pv="payload_grub payload_grub_withseabios payload_seabios payload_memtest" +pv="${pv} payload_seabios_withgrub payload_uboot" +v="romdir cbdir cbfstool cbrom initmode displaymode cbcfg targetdir tree arch" +v="${v} grub_timeout ubdir blobs_required board grub_scan_disk uboot_config" +eval "$(setvars "n" ${pv})" +eval "$(setvars "" ${v})" +eval "$(setvars "" boards _displaymode _payload _keyboard)" + +main() +{ + [ $# -lt 1 ] && usage && err "target not specified" + + while [ $# -gt 0 ]; do + case ${1} in + help) usage && exit 0 ;; + list) listitems config/coreboot && exit 0 ;; + -d) _displaymode="${2}" ;; + -p) _payload="${2}" ;; + -k) _keyboard="${2}" ;; + all) + boards="$(listitems config/coreboot)" + shift && continue ;; + *) + boards="${1} ${boards}" + shift && continue ;; + esac + shift 2 + done + + for x in ${boards}; do + eval "$(setvars "n" ${pv})" + eval "$(setvars "" ${v})" + board="${x}" + check_target + prepare_target + done +} + +check_target() +{ + targetdir="${cfgsdir}/${board}" + [ -f "${targetdir}/target.cfg" ] || \ + err "Missing target.cfg for target: ${board}" + + # Override the above defaults using target.cfg + . "${targetdir}/target.cfg" + + [ -z ${grub_scan_disk} ] && \ + grub_scan_disk="both" + [ "${grub_scan_disk}" != "both" ] && [ "${grub_scan_disk}" != "ata" ] \ + && [ "${grub_scan_disk}" != "ahci" ] && \ + grub_scan_disk="both" + + [ -z ${tree} ] && \ + err "Target '${board}' defines no tree. Skipping build." + [ -z ${arch} ] && \ + err "Target '${board}' defines no arch. Skipping build." + + [ "${payload_memtest}" != "y" ] && \ + payload_memtest="n" + [ "${payload_grub_withseabios}" = "y" ] && \ + payload_grub="y" + [ "${payload_grub_withseabios}" = "y" ] && \ + eval "$(setvars "y" payload_seabios payload_seabios_withgrub)" + [ "${payload_seabios_withgrub}" = "y" ] && \ + payload_seabios="y" + + # The reverse logic must not be applied. If SeaBIOS-with-GRUB works, + # that doesn't mean GRUB-withSeaBIOS will. For example, the board + # might have a graphics card whose vga rom coreboot doesn't execute + [ "${payload_grub}" != "y" ] && [ "${payload_seabios}" != "y" ] && \ + [ "${payload_uboot}" != "y" ] && \ + for configfile in "${targetdir}/config/"*; do + [ -e "${configfile}" ] || continue + err "target '${board}' defines no payload" + done + + [ "${payload_uboot}" != "n" ] && [ "${payload_uboot}" != "y" ] && \ + payload_uboot="n" + [ "${payload_uboot}" = "y" ] && [ -z ${uboot_config} ] && \ + uboot_config="default" + [ "${blobs_required}" != "n" ] && [ "${blobs_required}" != "y" ] && \ + blobs_required="y" + + # Override all payload directives with cmdline args + [ -z ${_payload} ] && return 0 + printf "setting payload to: %s\n" "${_payload}" + eval "$(setvars "n" payload_grub payload_memtest payload_seabios \ + payload_seabios_withgrub payload_uboot payload_grub_withseabios)" + eval "payload_${_payload}=y" +} + +prepare_target() +{ + romdir="bin/${board}" + cbdir="coreboot/${board}" + [ "${board}" = "${tree}" ] || cbdir="coreboot/${tree}" + cbfstool="cbutils/${tree}/cbfstool" + cbrom="${cbdir}/build/coreboot.rom" + + x_ ./build coreboot utils ${tree} + + build_dependency_seabios + + memtest_bin="memtest86plus/build${arch#*_}/memtest.bin" + [ "${payload_memtest}" != "y" ] || [ -f "${memtest_bin}" ] || \ + x_ ./update project build -b ${memtest_bin%/*} + + x_ rm -f "${romdir}/"* + + build_dependency_grub + build_dependency_uboot + build_target +} + +build_dependency_seabios() +{ + [ "${payload_seabios}" = "y" ] || return 0 + + if [ ! -f "${seavgabiosrom}" ] \ + || [ ! -f elf/seabios/default/libgfxinit/bios.bin.elf ] \ + || [ ! -f elf/seabios/default/vgarom/bios.bin.elf ] \ + || [ ! -f elf/seabios/default/normal/bios.bin.elf ]; then + x_ ./update project build -b seabios + fi +} + +build_dependency_grub() +{ + [ "${payload_grub}" != "y" ] && \ + [ "${payload_seabios_withgrub}" != "y" ] && return 0 + + rebuild_grub="n" + [ -f "${grubelf}" ] || rebuild_grub="y" + for keymapfile in "${kmapdir}"/*.gkb; do + [ "${rebuild_grub}" = "y" ] || break + [ -f "${keymapfile}" ] || continue + + keymap="${keymapfile##*/}" + keymap="${keymap%.gkb}" + [ ! -f "elf/grub/keymap_${keymap}.cfg" ] && \ + rebuild_grub="y" && break + done + [ "${rebuild_grub}" = "y" ] || return 0 + x_ ./build coreboot grub +} + +build_dependency_uboot() +{ + [ "${payload_uboot}" = "y" ] || return 0 + + x_ ./update project build -b u-boot ${board} + ubdir="elf/u-boot/${board}/${uboot_config}" + ubootelf="${ubdir}/u-boot.elf" + [ ! -f "${ubootelf}" ] && [ -f "${ubdir}/u-boot.bin" ] && \ + ubootelf="${ubdir}/u-boot.bin" + [ -f "${ubootelf}" ] && return 0 + err "Could not find u-boot build for board, ${board}" +} + +build_target() +{ + for x in "normal" "vgarom" "libgfxinit"; do + initmode="${x}" + hmode="vesafb" + [ "${initmode}" = "vgarom" ] || hmode="corebootfb" + modes="${hmode} txtmode" + [ -z ${_displaymode} ] || modes="${_displaymode}" + for y in ${modes}; do + displaymode="${y}" + [ "${initmode}" = "normal" ] && \ + [ "$displaymode" != "txtmode" ] && continue + cbcfg="${targetdir}/config/${initmode}_${displaymode}" + [ "${initmode}" = "normal" ] && cbcfg="${cbcfg%_*}" + build_roms "${cbcfg}" + done + done +} + +# Main ROM building function. This calls all other functions below +build_roms() +{ + cbcfg="${1}" + [ ! -f "${cbcfg}" ] && \ + printf "'%s' does not exist. Skipping build for %s %s %s\n" \ + "${cbcfg}" "${board}" "${displaymode}" "${initmode}" \ + 1>&2 && return 0 + + x_ ./update project build -b coreboot ${board} + + _cbrom="elf/coreboot/${board}/${initmode}_${displaymode}" + [ "${initmode}" = "normal" ] && \ + _cbrom="${_cbrom%_${displaymode}}" + _cbrom="${_cbrom}/coreboot.rom" + cbrom="$(mktemp -t coreboot_rom.XXXXXXXXXX)" + x_ cp "${_cbrom}" "${cbrom}" + + [ "${payload_memtest}" != "y" ] || \ + x_ "${cbfstool}" "${cbrom}" add-payload \ + -f "${memtest_bin}" -n img/memtest -c lzma + [ "${payload_seabios}" = "y" ] && \ + build_seabios_roms + [ "${payload_grub}" != "y" ] || \ + x_ build_grub_roms "${cbrom}" "grub" + [ "${payload_uboot}" = "y" ] || return 0 + build_uboot_roms +} + +build_seabios_roms() +{ + if [ "${payload_seabios_withgrub}" = "y" ]; then + tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX) + x_ cp "${cbrom}" "${tmprom}" + x_ build_grub_roms "${tmprom}" "seabios_withgrub" + x_ rm -f "${tmprom}" + else + t=$(mkSeabiosRom "${cbrom}" "fallback/payload") || \ + err "build_seabios_roms: cannot build tmprom" + newrom="${romdir}/seabios_${board}_${initmode}_${displaymode}" + [ "${initmode}" = "normal" ] && newrom="${romdir}/seabios" \ + && newrom="${newrom}_${board}_${initmode}" + x_ moverom "${t}" "${newrom}.rom" + x_ rm -f "${t}" + fi +} + +# Make separate ROM images with GRUB payload, for each supported keymap +build_grub_roms() +{ + tmprom="${1}" + payload1="${2}" # allow values: grub, seabios, seabios_withgrub + + grub_cbfs="fallback/payload" + [ "${payload1}" = "grub" ] && [ "${payload_grub_withseabios}" = "y" ] \ + && x_ mv "$(mkSeabiosRom "${tmprom}" "seabios.elf")" "${tmprom}" + [ "${payload1}" != "grub" ] && [ "${payload_seabios_withgrub}" = "y" ] \ + && grub_cbfs="img/grub2" && \ + x_ mv "$(mkSeabiosRom "${tmprom}" fallback/payload)" "${tmprom}" + + # we only need insert grub.elf once, for each coreboot config: + x_ "${cbfstool}" "${tmprom}" add-payload -f "${grubelf}" \ + -n ${grub_cbfs} -c lzma + + # we only need insert background.png once, for each coreboot config: + if [ "${displaymode}" = "vesafb" ] || \ + [ "${displaymode}" = "corebootfb" ]; then + backgroundfile="config/grub/background/${grub_background}" + x_ "${cbfstool}" "${tmprom}" add -f ${backgroundfile} \ + -n background.png -t raw + fi + + tmpcfg=$(mktemp -t coreboot_rom.XXXXXXXXXX) + x_ printf "set grub_scan_disk=\"%s\"\n" "${grub_scan_disk}" >"${tmpcfg}" + [ "${grub_scan_disk}" = "both" ] || \ + x_ "${cbfstool}" "${tmprom}" add -f "${tmpcfg}" -n scan.cfg -t raw + x_ printf "set timeout=%s\n" "${grub_timeout}" > "${tmpcfg}" + [ -z "${grub_timeout}" ] || x_ "${cbfstool}" "${tmprom}" add \ + -f "${tmpcfg}" -n timeout.cfg -t raw + x_ rm -f "${tmpcfg}" + + keymaps="" + for kmapfile in "${kmapdir}"/*; do + keymaps="${keymaps} ${kmapfile}" + done + [ -z ${_keyboard} ] || keymaps="${kmapdir}/${_keyboard}.gkb" + + for keymapfile in ${keymaps}; do + [ -f "${keymapfile}" ] || continue + keymap="${keymapfile##*/}" + keymap="${keymap%.gkb}" + tmpgrubrom="$(mkGrubRom "${keymap}" "${tmprom}")" + + newrom="${romdir}/${payload1}_${board}_${initmode}_" + newrom="${newrom}${displaymode}_${keymap}.rom" + [ "${initmode}" = "normal" ] && \ + newrom="${romdir}/${payload1}_${board}_" && \ + newrom="${newrom}${initmode}_${keymap}.rom" + x_ moverom "${tmpgrubrom}" "${newrom}" + x_ rm -f "${tmpgrubrom}" + done +} + +# make a rom in /tmp/ and then print the path of that ROM +mkGrubRom() { + _keymap="${1}" + _cbrom="${2}" + + keymapcfg="elf/grub/keymap_${_keymap}.cfg" + + tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX) + x_ cp "${_cbrom}" "${tmprom}" + x_ "${cbfstool}" "${tmprom}" add -f "${keymapcfg}" -n keymap.cfg -t raw + + printf "%s\n" "${tmprom}" +} + +# make a rom in /tmp/ and then print the path of that ROM +mkSeabiosRom() { + _cbrom="${1}" # rom to insert seabios in. will not be touched + # (a tmpfile will be made instead) + _seabios_cbfs_path="${2}" # e.g. fallback/payload + _seabioself="elf/seabios/default/${initmode}/bios.bin.elf" + tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX) + + x_ cp "${_cbrom}" "${tmprom}" + x_ "${cbfstool}" "${tmprom}" add-payload -f "${_seabioself}" \ + -n ${_seabios_cbfs_path} -c lzma + x_ "${cbfstool}" "${tmprom}" add-int -i 3000 -n etc/ps2-keyboard-spinup + + z="2"; [ "${initmode}" = "vgarom" ] && z="0" + x_ "${cbfstool}" "${tmprom}" add-int -i $z -n etc/pci-optionrom-exec + x_ "${cbfstool}" "${tmprom}" add-int -i 0 -n etc/optionroms-checksum + [ "${initmode}" != "libgfxinit" ] || \ + x_ "${cbfstool}" "${tmprom}" add -f "${seavgabiosrom}" \ + -n vgaroms/seavgabios.bin -t raw + + printf "%s\n" "${tmprom}" +} + +build_uboot_roms() +{ + tmprom="$(mkUbootRom "${cbrom}" "fallback/payload")" + newrom="${romdir}/uboot_payload_${board}_${initmode}_${displaymode}.rom" + [ "${initmode}" = "normal" ] && \ + newrom="${romdir}/uboot_payload_${board}_${initmode}.rom" + x_ moverom "${tmprom}" "${newrom}" + x_ rm -f "${tmprom}" +} + +# make a rom in /tmp/ and then print the path of that ROM +mkUbootRom() { + _cbrom="${1}" + _uboot_cbfs_path="${2}" + + _ubdir="elf/u-boot/${board}/${uboot_config}" + _ubootelf="${_ubdir}/u-boot.elf" + [ -f "${_ubootelf}" ] || _ubootelf="${_ubdir}/u-boot.bin" + [ -f "${_ubootelf}" ] || err "mkUbootRom: ${board}: cant find u-boot" + + tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX) + + x_ cp "${_cbrom}" "${tmprom}" + x_ "${cbfstool}" "${tmprom}" add-payload -f "${_ubootelf}" \ + -n ${_uboot_cbfs_path} -c lzma + + printf "%s\n" "${tmprom}" +} + +# it is assumed that no other work will be done on the ROM +# after calling this function. therefore this function is "final" +moverom() { + rompath="${1}" + newrom="${2}" + + printf "Creating target image: %s\n" "${newrom}" + + [ -d "${newrom%/*}" ] || x_ mkdir -p "${newrom%/*}/" + [ "${blobs_required}" = "n" ] && newrom="${newrom%.rom}_noblobs.rom" + x_ cp "${rompath}" "${newrom}" +} + +usage() +{ + cat <<- EOF + USAGE: ./build firmware coreboot target + To build *all* boards, do this: ./build firmware coreboot all + To list *all* boards, do this: ./build firmware coreboot list + + Optional Flags: + -d: displaymode + -p: payload + -k: keyboard layout + + Example commands: + ./build firmware coreboot x60 + ./build firmware coreboot x200_8mb x60 + ./build firmware coreboot x60 -p grub -d corebootfb -k usqwerty + + possible values for 'target': + $(listitems "config/coreboot") + + Refer to the ${projectname} documentation for more information. + EOF +} + +main $@ |