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49 lines
1.6 KiB
49 lines
1.6 KiB
/*
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* Copyright 2023 jacqueline <me@jacqueline.id.au>
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*
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* SPDX-License-Identifier: GPL-3.0-only
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*/
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#include "freertos/portmacro.h"
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#include "gpios.hpp"
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#include "i2c.hpp"
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#include "system_events.hpp"
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#include "tinyfsm.hpp"
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#include "audio_fsm.hpp"
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#include "event_queue.hpp"
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#include "system_fsm.hpp"
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#include "ui_fsm.hpp"
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extern "C" void app_main(void) {
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ESP_ERROR_CHECK(drivers::init_i2c());
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SemaphoreHandle_t gpios_semphr = drivers::Gpios::CreateReadPending();
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SemaphoreHandle_t samd_semphr = drivers::Samd::CreateReadPending();
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// Semaphores must be empty before being added to a queue set. Hence all this
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// weird early init stuff; by being explicit about initialisation order, we're
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// able to handle GPIO ISR notifcations + system events from the same task,
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// and a little mess with worth not needing to allocate a whole extra stack.
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QueueSetHandle_t set = xQueueCreateSet(3);
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auto* event_queue = events::queues::SystemAndAudio();
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xQueueAddToSet(event_queue->has_events(), set);
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xQueueAddToSet(gpios_semphr, set);
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xQueueAddToSet(samd_semphr, set);
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tinyfsm::FsmList<system_fsm::SystemState, ui::UiState,
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audio::AudioState>::start();
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while (1) {
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QueueSetMemberHandle_t member = xQueueSelectFromSet(set, portMAX_DELAY);
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if (member == event_queue->has_events()) {
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event_queue->Service(0);
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} else if (member == gpios_semphr) {
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xSemaphoreTake(member, 0);
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events::System().Dispatch(system_fsm::internal::GpioInterrupt{});
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} else if (member == samd_semphr) {
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xSemaphoreTake(member, 0);
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events::System().Dispatch(system_fsm::internal::SamdInterrupt{});
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}
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}
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}
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