#!/bin/bash
# SPDX-License-Identifier: Apache-2.0
# Copyright (c) 2012-2024 Scott Penrose <scottp@dd.com.au> and WII5 Buoy contributors
#
# This file is part of WII5 Buoy firmware.
# See LICENSE for full terms.

# Burn application + bootloader to an ATmega2560 over an ICSP programmer
# (e.g. AVRISP mkII / Atmel STK500v2).
#
# Configure these env vars:
: "${WII5_AVRDUDE:?path to avrdude binary}"
: "${WII5_AVRDUDE_CONF:?path to avrdude.conf}"
: "${WII5_FULL_HEX:?path to wii5_buoy.ino.hex}"
: "${WII5_BOOT_HEX:?path to optiboot bootloader hex}"

"$WII5_AVRDUDE" \
	-C"$WII5_AVRDUDE_CONF" -v \
	-patmega2560 \
	-cstk500v2 \
	-Pusb \
	-D \
	-Uflash:w:"$WII5_FULL_HEX" \
	-Uboot:w:"$WII5_BOOT_HEX" \
	-Ulock:w:0x0F:m

# Notes:
#   To set fuses on a fresh chip:
#     avrdude ... -e -Ulock:w:0x3F:m -Uefuse:w:0xFD:m -Uhfuse:w:0xd6:m -Ulfuse:w:0xf7:m
#   Then to flash bootloader + app, run this script.