112 lines
3.4 KiB
C
112 lines
3.4 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Glenn Ruben Bakke
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* Copyright (c) 2018 Artur Pacholec
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdbool.h>
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#include <stdio.h>
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#include "ble.h"
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#include "ble_drv.h"
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#include "nrf_nvic.h"
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#include "nrf_sdm.h"
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#include "py/misc.h"
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nrf_nvic_state_t nrf_nvic_state = { 0 };
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__attribute__((aligned(4)))
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static uint8_t m_ble_evt_buf[sizeof(ble_evt_t) + (BLE_GATT_ATT_MTU_DEFAULT)];
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typedef struct event_handler {
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struct event_handler *next;
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void *param;
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ble_drv_evt_handler_t func;
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} event_handler_t;
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static event_handler_t *m_event_handlers = NULL;
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void ble_drv_reset() {
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// Linked list items will be gc'd.
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m_event_handlers = NULL;
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}
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void ble_drv_add_event_handler(ble_drv_evt_handler_t func, void *param) {
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event_handler_t *it = m_event_handlers;
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while (it != NULL) {
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// If event handler and its corresponding param are already on the list, don't add again.
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if ((it->func == func) && (it->param == param)) {
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return;
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}
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it = it->next;
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}
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// Add a new handler to the front of the list
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event_handler_t *handler = m_new_ll(event_handler_t, 1);
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handler->next = m_event_handlers;
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handler->param = param;
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handler->func = func;
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m_event_handlers = handler;
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}
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void ble_drv_remove_event_handler(ble_drv_evt_handler_t func, void *param) {
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event_handler_t *it = m_event_handlers;
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event_handler_t **prev = &m_event_handlers;
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while (it != NULL) {
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if ((it->func == func) && (it->param == param)) {
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// Splice out the matching handler.
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*prev = it->next;
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return;
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}
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prev = &(it->next);
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it = it->next;
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}
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}
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void SD_EVT_IRQHandler(void) {
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uint32_t evt_id;
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while (sd_evt_get(&evt_id) != NRF_ERROR_NOT_FOUND) {
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// sd_evt_handler(evt_id);
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}
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while (1) {
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uint16_t evt_len = sizeof(m_ble_evt_buf);
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const uint32_t err_code = sd_ble_evt_get(m_ble_evt_buf, &evt_len);
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if (err_code != NRF_SUCCESS) {
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if (err_code == NRF_ERROR_DATA_SIZE) {
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printf("NRF_ERROR_DATA_SIZE\n");
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}
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break;
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}
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event_handler_t *it = m_event_handlers;
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while (it != NULL) {
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it->func((ble_evt_t *)m_ble_evt_buf, it->param);
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it = it->next;
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}
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}
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}
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