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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
#
#    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/>.
#

# DO NOT RUN THIS DIRECTLY!
# Use "build"

# base ROM's: coreboot_usqwerty.rom and coreboot_serial_usqwerty.rom
# All other ROM's will be based on one of these.

if (( $# != 1 )); then
	echo "Usage: ./buildrom-withgrub boardname"
	echo "Example: ./buildrom-withgrub x60"
	echo "You need to specify exactly 1 argument"
	exit
fi

# Build the ROM images:
# ----------------------------------------------------------------------------------------------------------------------

cd coreboot
rm -rf .config

# cbfstool will be used quite heavily here.
[[ -f cbfstool ]] || mv util/cbfstool/cbfstool .

# prepare libreboot configuration and build it
cp ../resources/libreboot/config/$1/config .config

# coreboot.rom will appear under ./coreboot/build
make

# move it out (we'll be cleaning the build)
# also rename it to libreboot_usqwerty.rom
mv build/coreboot.rom libreboot_usqwerty.rom

# clean the build
make clean
rm -rf .config

# Insert files/configurations and perform operations that are common on all ROM images
# ---------------------------------------------------------------------------------------------------------------

# Add background image and font
./cbfstool libreboot_usqwerty.rom add -f ../resources/grub/background/background.jpg -n background.jpg -t raw
./cbfstool libreboot_usqwerty.rom add -f ../resources/grub/background/gnulove.jpg -n gnulove.jpg -t raw
./cbfstool libreboot_usqwerty.rom add -f ../resources/grub/font/dejavusansmono.pf2 -n dejavusansmono.pf2 -t raw

# Insert files/configurations and perform operations that are common on *serial* ROM images
# ---------------------------------------------------------------------------------------------------------------

# ROM's based on this will have MemTest86+ included inside.
cp libreboot_usqwerty.rom libreboot_serial_usqwerty.rom

# Add memtest86+ to libreboot_serial_usqwerty.rom
./cbfstool libreboot_serial_usqwerty.rom add -f ../memtest86+-5.01/memtest -n memtest -t raw

# Prepare ROM's (based on libreboot_usqwerty.rom and libreboot_serial_usqwerty.rom) with
# alternative keyboard layout configurations inside GRUB
# ---------------------------------------------------------------------------------------------------------------

# The for loops MUST be separate. Do NOT re-factor them!

# default configs
cp ../resources/grub/config/$1/grub_usqwerty.cfg .
cp ../resources/grub/config/$1/grub_serial_usqwerty.cfg .

for keymap in $(ls ../resources/grub/keymap/original)
do
    if [[ "$keymap" != usqwerty ]]; then
	# copy the ROM based on the keymap
	cp libreboot_usqwerty.rom libreboot_"$keymap".rom
	cp libreboot_serial_usqwerty.rom libreboot_serial_"$keymap".rom
    fi
done

for keymap in $(ls ../resources/grub/keymap/original)
do
    if [[ "$keymap" != usqwerty ]]; then
	# copy the config based on the keymap:
	cp grub_usqwerty.cfg grub_"$keymap".cfg
	cp grub_serial_usqwerty.cfg grub_serial_"$keymap".cfg
    fi
done

for keymap in $(ls ../resources/grub/keymap/original)
do
	# Insert GRUB keymap instructions into the config
	echo "keymap $keymap" >> grub_"$keymap".cfg
	echo "keymap $keymap" >> grub_serial_"$keymap".cfg
done

for keymap in $(ls ../resources/grub/keymap/original)
do
	# Set the GRUB keymap for the given ROM image
	./cbfstool libreboot_"$keymap".rom add -f grub_"$keymap".cfg -n grub.cfg -t raw
	./cbfstool libreboot_serial_"$keymap".rom add -f grub_serial_"$keymap".cfg -n grub.cfg -t raw
done

# we don't need the grub.cfg's anymore
rm -rf grub*cfg

# Now we clean up and prepare the binary archive ready for release.
# ----------------------------------------------------------------------------------------------------------------------------

# prepare directory for new ROM images
rm -rf $1
mkdir $1
# move the ROM's into the newly created directory
mv libreboot*rom $1

# delete the old ROM's from ../bin
rm -rf ../bin/$1
# now put the new ROM's in ./bin
mv $1 ../bin

# cbfstool no longer needed here, so put it back
mv cbfstool util/cbfstool/

# go back to main source directory
cd ../