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#!/bin/bash
# ========================================================================== #
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2023 Maxim Devaev <[email protected]> #
# #
# 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 <https://www.gnu.org/licenses/>. #
# #
# ========================================================================== #
set -x
# udevadm info -a -p $(udevadm info -q path -n /dev/video0)
board="$1"
port="$2"
# https://gist.github.com/mdevaev/6eb65be689142e5ac16da7542f50830f
model="$(tr < /proc/device-tree/model -d '\000')"
case "$board" in
"rpi2")
case "$model" in
"Raspberry Pi 2 Model B Rev 1.1")
if [ "$port" == "1-1.5:1.0" ]; then exit 0; else exit 1; fi;;
*) exit 0;;
esac;;
"rpi3")
case "$model" in
"Raspberry Pi 3 Model B Rev 1.2")
if [ "$port" == "1-1.5:1.0" ]; then exit 0; else exit 1; fi;;
"Raspberry Pi 3 Model B Plus Rev 1.3")
if [ "$port" == "1-1.2:1.0" ]; then exit 0; else exit 1; fi;;
*) exit 0;;
esac;;
"rpi4")
case "$model" in
"Raspberry Pi 4 Model B Rev 1.1" | "Raspberry Pi 4 Model B Rev 1.2" | "Raspberry Pi 4 Model B Rev 1.4" | "Raspberry Pi 4 Model B Rev 1.5")
if [ "$port" == "1-1.4:1.0" ] || [ "$port" == "2-1:1.0" ]; then exit 0; else exit 1; fi;;
*) exit 0;;
esac;;
*) exit 1;;
esac
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