mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-14 20:18:13 +00:00
120 lines
2.8 KiB
C++
120 lines
2.8 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "event_m4.hpp"
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#include "portapack_shared_memory.hpp"
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#include "message_queue.hpp"
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#include "ch.h"
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#include "lpc43xx_cpp.hpp"
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using namespace lpc43xx;
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#include <cstdint>
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#include <array>
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extern "C" {
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CH_IRQ_HANDLER(MAPP_IRQHandler) {
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CH_IRQ_PROLOGUE();
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chSysLockFromIsr();
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EventDispatcher::events_flag_isr(EVT_MASK_BASEBAND);
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chSysUnlockFromIsr();
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creg::m0apptxevent::clear();
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CH_IRQ_EPILOGUE();
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}
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}
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Thread* EventDispatcher::thread_event_loop = nullptr;
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void EventDispatcher::run() {
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thread_event_loop = chThdSelf();
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lpc43xx::creg::m0apptxevent::enable();
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baseband_thread.thread_main = chThdSelf();
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baseband_thread.thread_rssi = rssi_thread.start(NORMALPRIO + 10);
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baseband_thread.start(NORMALPRIO + 20);
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while(is_running) {
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const auto events = wait();
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dispatch(events);
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}
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lpc43xx::creg::m0apptxevent::disable();
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}
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void EventDispatcher::request_stop() {
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is_running = false;
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}
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eventmask_t EventDispatcher::wait() {
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return chEvtWaitAny(ALL_EVENTS);
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}
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void EventDispatcher::dispatch(const eventmask_t events) {
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if( events & EVT_MASK_BASEBAND ) {
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handle_baseband_queue();
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}
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if( events & EVT_MASK_SPECTRUM ) {
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handle_spectrum();
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}
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}
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void EventDispatcher::handle_baseband_queue() {
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std::array<uint8_t, Message::MAX_SIZE> message_buffer;
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while(Message* const message = shared_memory.baseband_queue.peek(message_buffer)) {
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on_message(message);
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shared_memory.baseband_queue.skip();
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}
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}
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void EventDispatcher::on_message(const Message* const message) {
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switch(message->id) {
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case Message::ID::Shutdown:
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on_message_shutdown(*reinterpret_cast<const ShutdownMessage*>(message));
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break;
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default:
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on_message_default(message);
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break;
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}
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}
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void EventDispatcher::on_message_shutdown(const ShutdownMessage&) {
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request_stop();
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}
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void EventDispatcher::on_message_default(const Message* const message) {
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baseband_thread.on_message(message);
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}
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void EventDispatcher::handle_spectrum() {
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const UpdateSpectrumMessage message;
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baseband_thread.on_message(&message);
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}
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