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authorLeah Rowe <leah@libreboot.org>2023-05-08 19:45:32 +0100
committerLeah Rowe <leah@libreboot.org>2023-05-09 20:40:12 +0100
commit3f1ee01507444335bda531b394bcdf36b5a47495 (patch)
tree01cf04bd1789a6c3d28deb71f509a7b74add7139 /resources/scripts/build
parent450f19bd7973d9a6e050ebe91207b93c2ba03e85 (diff)
seabios: do normal config, disable oprom in vgarom
previously, "normal" initmode relied on the vgarom-based seabios config, which enables option roms, but then lbmk would insert pci-optionrom-exec 0 for vgarom, and 2 for normal in libreboot, coreboot roms with "vgarom" in the filename do pci option rom execution from coreboot, and "normal" roms do execution from seabios(where seabios is the only payload provided on normal setups) this is because payloads like grub can also be used, on vgarom setups, where coreboot must handle oprom execution
Diffstat (limited to 'resources/scripts/build')
-rwxr-xr-xresources/scripts/build/boot/roms_helper14
-rwxr-xr-xresources/scripts/build/payload/seabios10
2 files changed, 13 insertions, 11 deletions
diff --git a/resources/scripts/build/boot/roms_helper b/resources/scripts/build/boot/roms_helper
index 9bcc6933..dd4a3b19 100755
--- a/resources/scripts/build/boot/roms_helper
+++ b/resources/scripts/build/boot/roms_helper
@@ -217,7 +217,8 @@ fi
if [ ! -f "${seavgabiosrom}" ] \
|| [ ! -f payload/seabios/seabios_libgfxinit.elf ] \
- || [ ! -f payload/seabios/seabios_vgarom.elf ]; then
+ || [ ! -f payload/seabios/seabios_vgarom.elf ] \
+ || [ ! -f payload/seabios/seabios_normal.elf ]; then
if [ "${payload_seabios}" = "y" ]; then
./build payload seabios
elif [ "${payload_grub}" = "y" ] \
@@ -361,14 +362,7 @@ make_seabios_rom() {
target_opromloadonly="${3}" # 0 or 1. if 1, only load but don't execute oproms
target_initmode="${4}" # e.g. libgfxinit
- if [ "${target_initmode}" = "normal" ]; then
- target_seabioself="payload/seabios/seabios_vgarom.elf"
- # if normal, etc/pci-optionrom-exec will be set to 2
- else
- target_seabioself="payload/seabios/seabios_${target_initmode}.elf"
- # if libgfxinit, etc/pci-optionrom-exec will be set to 2
- # if vgarom, etc/pci-optionrom-exec will be set to 0
- fi
+ target_seabioself="payload/seabios/seabios_${target_initmode}.elf"
target_seavgabios_rom="payload/seabios/seavgabios.bin"
tmprom=$(mktemp -t coreboot_rom.XXXXXXXXXX)
@@ -378,7 +372,7 @@ make_seabios_rom() {
"${cbfstool}" "${tmprom}" add-int -i 3000 -n etc/ps2-keyboard-spinup || exit 1
if [ "${target_initmode}" = "normal" ] || [ "${target_initmode}" = "libgfxinit" ]; then
"${cbfstool}" "${tmprom}" add-int -i 2 -n etc/pci-optionrom-exec || exit 1
- elif [ "${target_initmode}" = "vgarom" ]; then
+ elif [ "${target_initmode}" = "vgarom" ]; then # coreboot executes the rom
"${cbfstool}" "${tmprom}" add-int -i 0 -n etc/pci-optionrom-exec || exit 1
fi # for undefined modes, don't add this integer. rely on SeaBIOS defaults
"${cbfstool}" "${tmprom}" add-int -i 0 -n etc/optionroms-checksum || exit 1
diff --git a/resources/scripts/build/payload/seabios b/resources/scripts/build/payload/seabios
index af2840d8..4a7ba626 100755
--- a/resources/scripts/build/payload/seabios
+++ b/resources/scripts/build/payload/seabios
@@ -2,7 +2,7 @@
# helper script: builds SeaBIOS source code
#
-# Copyright (C) 2020, 2021 Leah Rowe <info@minifree.org>
+# Copyright (C) 2020, 2021, 2023 Leah Rowe <info@minifree.org>
# Copyright (C) 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
#
# This program is free software: you can redistribute it and/or modify
@@ -55,6 +55,14 @@ make -j$(nproc)
mv out/bios.bin.elf ../payload/seabios/seabios_vgarom.elf
rm .config
+# for normal setup:
+[ -f Makefile ] && make distclean
+cp ../resources/seabios/config/normal .config
+make silentoldconfig -j$(nproc)
+make -j$(nproc)
+mv out/bios.bin.elf ../payload/seabios/seabios_normal.elf
+rm .config
+
# clean it again. gotta keep it clean!
[ -f Makefile ] && make distclean