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#!/bin/bash
# buildrom-withgrub script: this generically builds the ROM images.
# The ROM images built by this script will use the GRUB payload.
#
# Copyright (C) 2014 Francis Rowe <info@gluglug.org.uk>
#
# 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/>.
#
set -u -e -v
if (( $# != 1 )); then
echo "Usage: ./buildrom-withgrub boardname"
echo "Example: ./buildrom-withgrub x60"
echo "You need to specify exactly 1 argument"
exit 1
fi
cd coreboot
# Build ROM images with text-mode and corebootfb modes.
# ---------------------------------------------------------------------------------------------------------------
cp ../resources/libreboot/config/"$1"/config config_txtmode
sed 's/# CONFIG_FRAMEBUFFER_KEEP_VESA_MODE is not set/CONFIG_FRAMEBUFFER_KEEP_VESA_MODE=y/' < config_txtmode > config_vesafb
for romtype in txtmode vesafb
do
# Build the GRUB payload (ELF executable)
# and add it to coreboot directory:
cd ../resources/utilities/grub-assemble
./gen."$romtype".sh
rm -rf ../../../coreboot/grub.elf
mv grub.elf ../../../coreboot/
cd ../../../coreboot
# Build coreboot ROM image
make clean
mv config_"$romtype" .config
make
mv build/coreboot.rom "$1"_"$romtype".rom
# .config no longer needed
rm -rf .config
# Needed on i945 systems for the bucts/dd trick (documented)
# This enables the ROM to be flashed over the lenovo bios firmware
if [ "$1" = "x60" ] || [ "$1" = "x60t" ] || [ "$1" = "t60" ]
then
dd if="$1"_"$romtype".rom of=top64k.bin bs=1 skip=$[$(stat -c %s "$1"_"$romtype".rom) - 0x10000] count=64k
dd if=top64k.bin of="$1"_"$romtype".rom bs=1 seek=$[$(stat -c %s "$1"_"$romtype".rom) - 0x20000] count=64k conv=notrunc
rm -rf top64k.bin
fi
# Generate each type of GRUB configuration for this type of ROM image
for keymap in $(ls ../resources/utilities/grub-assemble/keymap/original)
do
# copy the images based on the keymap
cp "$1"_"$romtype".rom "$1"_"$keymap"_"$romtype".rom
# generate the correct grub config
touch grub_"$keymap"_"$romtype".cfg
# generate contents:
cat ../resources/grub/config/extra/common.cfg >> grub_"$keymap"_"$romtype".cfg
cat ../resources/grub/config/extra/"$romtype".cfg >> grub_"$keymap"_"$romtype".cfg
echo "keymap $keymap" >> grub_"$keymap"_"$romtype".cfg
cat ../resources/grub/config/menuentries/common.cfg >> grub_"$keymap"_"$romtype".cfg
cat ../resources/grub/config/menuentries/"$romtype".cfg >> grub_"$keymap"_"$romtype".cfg
# Insert grub config into the image
./util/cbfstool/cbfstool "$1"_"$keymap"_"$romtype".rom add -f grub_"$keymap"_"$romtype".cfg -n grub.cfg -t raw
# grubtest.cfg should be able to switch back to grub.cfg
sed 's/grubtest.cfg/grub.cfg/' < grub_"$keymap"_"$romtype".cfg > grub_"$keymap"_"$romtype"_test.cfg
# Insert grub test config into the image (for the user to test modifications to before modifying the main one)
./util/cbfstool/cbfstool "$1"_"$keymap"_"$romtype".rom add -f grub_"$keymap"_"$romtype"_test.cfg -n grubtest.cfg -t raw
done
rm -rf "$1"_"$romtype".rom
done
# Now we clean up and prepare the bin directory containing all the images
# ----------------------------------------------------------------------------------------------------------------------------
# we don't need the grub configs anymore
rm -rf grub*cfg
# prepare directory for new ROM images
rm -rf "$1"
mkdir "$1"
# move the ROM's into the newly created directory
mv "$1"*rom "$1"
# delete the old ROM's from ../bin
rm -rf ../bin/"$1"
# now put the new ROM's in ./bin
mv "$1" ../bin
# go back to main source directory
cd ../
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