#!/usr/bin/env sh

# compile the serprog firmware for raspberry pi pico
#
#	Copyright (C) 2023 Riku Viitanen <riku.viitanen@protonmail.com>
#
#	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/>.
#

[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e

. "include/err.sh"

serprog_release_dir=$(pwd)/bin/serprog_rp2040
sdk_dir=$(pwd)/util-fw/rp2040/pico-sdk
src_dir=$(pwd)/util-fw/rp2040/pico-serprog

main()
{
	printf "Compiling serprog firmware for Raspberry Pi Pico\n"

	[ -d "${src_dir}/" ] || ./update project repo rpi-pico-serprog \
		|| err "fetch rpi-pico-serprog failed!\n"
	mkdir -p "${serprog_release_dir}" || \
	    err "can't create dir: ${serprog_release_dir}"

	boards_dir=${sdk_dir}/src/boards/include/boards

	if [ $# -gt 0 ] ; then
		buildrom "${1}"
	else
		basename -a -s .h ${boards_dir}/*.h | while read board ; do
			[ "${board}" = "none" ] || buildrom ${board}
		done
	fi
}

# buildrom <board>
buildrom()
{
	board=${1}
	(cd ${src_dir}; cmake -DPICO_BOARD="${board}" \
	      -DPICO_SDK_PATH="${sdk_dir}" "${src_dir}" || \
		err "can't cmake ${src_dir}")
	make -C ${src_dir} clean
	make -C ${src_dir}
	mv ${src_dir}/pico_serprog.uf2 \
	   ${serprog_release_dir}/serprog_${board}.uf2 \
		|| err "${board} serprog build failed!"
}

main $@