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https://codeberg.org/canoeboot/cbmk.git
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250 lines
7.8 KiB
Bash
Executable file
250 lines
7.8 KiB
Bash
Executable file
#!/usr/bin/env sh
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# SPDX-License-Identifier: GPL-3.0-or-later
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# Copyright (c) 2014-2016,2020-2021,2023-2024 Leah Rowe <leah@libreboot.org>
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# Copyright (c) 2021-2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
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# Copyright (c) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
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# Copyright (c) 2022-2023 Alper Nebi Yasak <alpernebiyasak@gmail.com>
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# Copyright (c) 2023 Riku Viitanen <riku.viitanen@protonmail.com>
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set -u -e
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. "include/lib.sh"
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seavgabiosrom="elf/seabios/default/libgfxinit/vgabios.bin"
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grub_background="background1280x800.png"
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cfgsdir="config/coreboot"
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pv="payload_grub_withseabios payload_seabios t"
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pv="$pv payload_seabios_withgrub payload_seabios_grubonly payload_grub"
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v="romdir cbrom initmode displaymode cbcfg targetdir tree keymaps release"
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v="$v grub_timeout board grub_scan_disk grubtree grubelf"
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eval "$(setvars "n" $pv) $(setvars "" $v)"
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main()
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{
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[ $# -lt 1 ] && for x in config/coreboot/*; do
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[ -e "$x" ] && handle_coreboot_target "${x##*/}"; continue
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done && return 0
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handle_coreboot_target $@
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}
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handle_coreboot_target()
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{
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eval "$(setvars "n" $pv) $(setvars "" $v)"
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grub_background="background1280x800.png"
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board="${1%% *}"
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configure_target && [ "$board" != "$tree" ] && build_payloads && \
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build_target_mainboard && [ $# -gt 1 ] && shift 1 && \
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handle_coreboot_target $@; return 0
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}
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configure_target()
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{
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targetdir="$cfgsdir/$board"
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[ -f "$targetdir/target.cfg" ] || $err "$board: target.cfg missing"
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# Override the above defaults using target.cfg
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. "$targetdir/target.cfg"
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[ -z "$grub_scan_disk" ] && grub_scan_disk="ahci ata"
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[ -n "$grubtree" ] || grubtree="default"
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grubelf="elf/grub/$grubtree/payload/grub.elf"
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[ -z "$tree" ] && $err "$board: tree not defined"
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[ "$payload_grub_withseabios" = "y" ] && payload_grub="y"
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[ "$payload_grub_withseabios" = "y" ] && \
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eval "$(setvars "y" payload_seabios payload_seabios_withgrub)"
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[ "$payload_seabios_withgrub" = "y" ] && payload_seabios="y"
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[ "$payload_seabios_grubonly" = "y" ] && payload_seabios="y"
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[ "$payload_seabios_grubonly" = "y" ] && payload_seabios_withgrub="y"
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[ "$payload_grub" != "y" ] && [ "$payload_seabios" != "y" ] && \
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return 1; return 0
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}
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build_payloads()
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{
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romdir="bin/$board"
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cbdir="src/coreboot/$board"
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[ "$board" = "$tree" ] || cbdir="src/coreboot/$tree"
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cbfstool="elf/cbfstool/$tree/cbfstool"
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cbrom="$cbdir/build/coreboot.rom"
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[ -f "$cbfstool" ] || x_ ./update trees -b coreboot utils $tree
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[ "$payload_seabios" = "y" ] && x_ ./update trees -b seabios
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if [ "$payload_grub" = "y" ] || [ "$payload_seabios_withgrub" = "y" ] \
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|| [ "$payload_seabios_grubonly" = "y" ]; then build_grub_payload
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fi
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}
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build_grub_payload()
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{
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for keymapfile in "$grubdata/keymap/"*.gkb; do
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[ -f "$keymapfile" ] && keymaps="$keymaps $keymapfile"
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done
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[ -f "$grubelf" ] || x_ ./update trees -b grub $grubtree; return 0
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}
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build_target_mainboard()
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{
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x_ rm -Rf "$romdir"
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for x in "normal" "vgarom" "libgfxinit"; do
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initmode="$x"
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hmode="vesafb"
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[ "$initmode" = "vgarom" ] || hmode="corebootfb"
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modes="$hmode txtmode"
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for y in $modes; do
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displaymode="$y"
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[ "$initmode" = "normal" ] && \
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[ "$displaymode" != "txtmode" ] && continue
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cbcfg="$targetdir/config/${initmode}_$displaymode"
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[ "$initmode" = "normal" ] && cbcfg="${cbcfg%_*}"
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build_roms "$cbcfg"; x_ rm -f "$cbrom"
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done
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done
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}
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build_roms()
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{
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cbcfg="$1"
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e "$cbcfg" f not && return 0
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x_ ./update trees -b coreboot $board
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_cbrom="elf/coreboot_nopayload_DO_NOT_FLASH"
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_cbrom="$_cbrom/$board/${initmode}_$displaymode"
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[ "$initmode" = "normal" ] && _cbrom="${_cbrom%"_$displaymode"}"
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_cbrom="$_cbrom/coreboot.rom"
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cbrom="$(mktemp -t coreboot_rom.XXXXXXXXXX)"
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x_ cp "$_cbrom" "$cbrom"
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[ "$payload_seabios" = "y" ] && build_seabios_roms
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[ "$payload_grub" != "y" ] || x_ build_grub_roms "$cbrom" "grub"
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x_ cp "$_cbrom" "$cbrom"
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}
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build_seabios_roms()
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{
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if [ "$payload_seabios_withgrub" = "y" ]; then
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t="$(mktemp -t coreboot_rom.XXXXXXXXXX)"
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x_ cp "$cbrom" "$t"
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x_ build_grub_roms "$t" "seabios_withgrub"
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else
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t="$(mkSeabiosRom "$cbrom" "fallback/payload")" || \
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$err "build_seabios_roms: cannot build tmprom"
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newrom="$romdir/seabios_${board}_${initmode}_$displaymode"
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[ "$initmode" = "normal" ] && newrom="$romdir/seabios" \
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&& newrom="${newrom}_${board}_$initmode"
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x_ cprom "$t" "$newrom.rom"
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fi
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x_ rm -f "$t"
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}
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# Make separate ROM images with GRUB payload, for each supported keymap
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build_grub_roms()
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{
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tmprom="$1"
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payload1="$2" # allow values: grub, seabios, seabios_withgrub
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grub_cbfs="fallback/payload"
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if [ "$payload1" = "grub" ] && [ "$payload_grub_withseabios" = "y" ]
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then
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_tmpmvrom="$(mkSeabiosRom "$tmprom" "seabios.elf")" || \
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$err "build_grub_roms 1 $board: can't build tmprom"
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x_ mv "$_tmpmvrom" "$tmprom"
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elif [ "$payload1" != "grub" ] && [ "$payload_seabios_withgrub" = "y" ]
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then
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grub_cbfs="img/grub2"
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_tmpmvrom="$(mkSeabiosRom "$tmprom" fallback/payload)" || \
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$err "build_grub_roms 2 $board: can't build tmprom"
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x_ mv "$_tmpmvrom" "$tmprom"
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fi
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# we only need insert grub.elf once, for each coreboot config:
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x_ "$cbfstool" "$tmprom" add-payload -f "$grubelf" \
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-n "$grub_cbfs" -c lzma
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# we only need insert background.png once, for each coreboot config:
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if [ "$displaymode" = "vesafb" ] || \
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[ "$displaymode" = "corebootfb" ]; then
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backgroundfile="$grubdata/background/$grub_background"
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"$cbfstool" "$tmprom" add -f "$backgroundfile" -n \
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background.png -t raw || $err "!bg, $backgroundfile"
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fi
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tmpcfg="$(mktemp -t coreboot_rom.XXXXXXXXXX)"
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printf "set grub_scan_disk=\"%s\"\n" "$grub_scan_disk" > "$tmpcfg" || \
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$err "set grub_scandisk, $grub_scan_disk, $tmpcfg"
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x_ "$cbfstool" "$tmprom" add -f "$tmpcfg" -n scan.cfg -t raw
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printf "set timeout=%s\n" "$grub_timeout" > "$tmpcfg" || \
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$err "set timeout, $grub_timeout, $tmpcfg"
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[ -z "$grub_timeout" ] || x_ "$cbfstool" "$tmprom" add \
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-f "$tmpcfg" -n timeout.cfg -t raw
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x_ rm -f "$tmpcfg"
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for keymapfile in $keymaps; do
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[ -f "$keymapfile" ] || continue
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keymap="${keymapfile##*/}"
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keymap="${keymap%.gkb}"
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tmpgrubrom="$(mktemp -t coreboot_rom.XXXXXXXXXX)"
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x_ cp "$tmprom" "$tmpgrubrom"
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x_ "$cbfstool" "$tmpgrubrom" add -f "$keymapfile" \
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-n keymap.gkb -t raw
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newrom="$romdir/${payload1}_${board}_${initmode}_"
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newrom="$newrom${displaymode}_$keymap.rom"
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[ "$initmode" = "normal" ] && newrom="$romdir/${payload1}_" \
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&& newrom="$newrom${board}_${initmode}_$keymap.rom"
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x_ cprom "$tmpgrubrom" "$newrom"
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if [ "$payload_seabios_withgrub" = "y" ] && \
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[ "$payload1" != "grub" ]; then
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x_ "$cbfstool" "$tmpgrubrom" add \
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-f "$grubdata/bootorder" -n bootorder -t raw
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x_ cprom "$tmpgrubrom" "${newrom%.rom}_grubfirst.rom"
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if [ "$payload_seabios_grubonly" = "y" ]; then
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x_ "$cbfstool" "$tmpgrubrom" add-int -i 0 \
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-n etc/show-boot-menu
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x_ cprom "$tmpgrubrom" \
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"${newrom%.rom}_grubonly.rom"
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fi
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fi
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x_ rm -f "$tmpgrubrom"
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done
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}
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# make a rom in /tmp/ and then print the path of that ROM
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mkSeabiosRom() {
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_cbrom="$1" # rom to insert seabios in. will not be touched
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# (a tmpfile will be made instead)
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_seabios_cbfs_path="$2" # e.g. fallback/payload
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_seabioself="elf/seabios/default/$initmode/bios.bin.elf"
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tmprom="$(mktemp -t coreboot_rom.XXXXXXXXXX)"
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x_ cp "$_cbrom" "$tmprom"
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x_ "$cbfstool" "$tmprom" add-payload -f "$_seabioself" \
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-n "$_seabios_cbfs_path" -c lzma
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x_ "$cbfstool" "$tmprom" add-int -i 3000 -n etc/ps2-keyboard-spinup
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z="2"; [ "$initmode" = "vgarom" ] && z="0"
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x_ "$cbfstool" "$tmprom" add-int -i $z -n etc/pci-optionrom-exec
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x_ "$cbfstool" "$tmprom" add-int -i 0 -n etc/optionroms-checksum
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[ "$initmode" != "libgfxinit" ] || x_ "$cbfstool" "$tmprom" add -f \
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"$seavgabiosrom" -n vgaroms/seavgabios.bin -t raw
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printf "%s\n" "$tmprom"
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}
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cprom()
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{
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x_ mkdir -p "${2%/*}"
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x_ cp "$1" "$2"
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}
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main $@
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