110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <stddef.h>
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#include <stdlib.h>
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#include "esp_err.h"
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#include "esp_wifi.h"
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#include "esp_event.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/queue.h"
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#include "freertos/semphr.h"
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//#include "tcpip_adapter.h"
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#define ESP32_WORKAROUND 1
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#if CONFIG_WIFI_ENABLED
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#ifdef ESP32_WORKAROUND
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SemaphoreHandle_t stdio_mutex_tx = NULL;
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#define os_printf(fmt, ...) do {\
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if (!stdio_mutex_tx) {\
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stdio_mutex_tx = xSemaphoreCreateMutex();\
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}\
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\
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xSemaphoreTake(stdio_mutex_tx, portMAX_DELAY);\
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ets_printf(fmt, ##__VA_ARGS__);\
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xSemaphoreGive(stdio_mutex_tx);\
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} while (0)
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#endif
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static wifi_startup_cb_t startup_cb;
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#define WIFI_DEBUG os_printf
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#define WIFI_API_CALL_CHECK(info, api_call, ret) \
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do{\
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esp_err_t __err = (api_call);\
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if ((ret) != __err) {\
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WIFI_DEBUG("%s %d %s ret=%d\n", __FUNCTION__, __LINE__, (info), __err);\
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return __err;\
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}\
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} while(0)
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static void esp_wifi_task(void *pvParameters)
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{
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esp_err_t err;
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wifi_init_config_t cfg;
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cfg.event_q = (xQueueHandle)esp_event_get_handler();
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do {
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err = esp_wifi_init(&cfg);
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if (err != ESP_OK) {
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break;
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}
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if (startup_cb) {
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err = (*startup_cb)();
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if (err != ESP_OK) {
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break;
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}
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}
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err = esp_wifi_start();
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if (err != ESP_OK) { // TODO: if already started, it's also OK
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break;
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}
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#if CONFIG_WIFI_AUTO_CONNECT
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wifi_mode_t mode;
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esp_wifi_get_mode(&mode);
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if (mode == WIFI_MODE_STA || mode == WIFI_MODE_APSTA) {
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err = esp_wifi_connect();
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if (err != ESP_OK) {
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break;
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}
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}
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#endif
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} while (0);
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if (err != ESP_OK) {
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esp_wifi_deinit();
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}
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vTaskDelete(NULL);
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}
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void esp_wifi_startup(wifi_startup_cb_t cb)
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{
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startup_cb = cb;
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xTaskCreatePinnedToCore(esp_wifi_task, "wifiTask", 4096, NULL, 5, NULL, 0);// TODO: rearrange task priority
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}
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#endif
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