mirror of
https://github.com/espressif/arduino-esp32
synced 2024-09-21 10:28:04 +00:00
135 lines
3.7 KiB
C
135 lines
3.7 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#include "esp32-hal-bt.h"
|
|
|
|
#if SOC_BT_SUPPORTED
|
|
#ifdef CONFIG_BT_ENABLED
|
|
|
|
#if CONFIG_IDF_TARGET_ESP32
|
|
bool btInUse() {
|
|
return true;
|
|
}
|
|
#else
|
|
// user may want to change it to free resources
|
|
__attribute__((weak)) bool btInUse() {
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
#include "esp_bt.h"
|
|
|
|
#ifdef CONFIG_BTDM_CONTROLLER_MODE_BTDM
|
|
#define BT_MODE ESP_BT_MODE_BTDM
|
|
#elif defined(CONFIG_BTDM_CONTROLLER_MODE_BR_EDR_ONLY)
|
|
#define BT_MODE ESP_BT_MODE_CLASSIC_BT
|
|
#else
|
|
#define BT_MODE ESP_BT_MODE_BLE
|
|
#endif
|
|
|
|
bool btStarted() {
|
|
return (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED);
|
|
}
|
|
|
|
bool btStart() {
|
|
return btStartMode(BT_MODE);
|
|
}
|
|
|
|
bool btStartMode(bt_mode mode) {
|
|
esp_bt_mode_t esp_bt_mode;
|
|
esp_bt_controller_config_t cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
|
|
#if CONFIG_IDF_TARGET_ESP32
|
|
switch (mode) {
|
|
case BT_MODE_BLE: esp_bt_mode = ESP_BT_MODE_BLE; break;
|
|
case BT_MODE_CLASSIC_BT: esp_bt_mode = ESP_BT_MODE_CLASSIC_BT; break;
|
|
case BT_MODE_BTDM: esp_bt_mode = ESP_BT_MODE_BTDM; break;
|
|
default: esp_bt_mode = BT_MODE; break;
|
|
}
|
|
// esp_bt_controller_enable(MODE) This mode must be equal as the mode in “cfg” of esp_bt_controller_init().
|
|
cfg.mode = esp_bt_mode;
|
|
if (cfg.mode == ESP_BT_MODE_CLASSIC_BT) {
|
|
esp_bt_controller_mem_release(ESP_BT_MODE_BLE);
|
|
}
|
|
#else
|
|
// other esp variants dont support BT-classic / DM.
|
|
esp_bt_mode = BT_MODE;
|
|
#endif
|
|
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED) {
|
|
return true;
|
|
}
|
|
esp_err_t ret;
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE) {
|
|
if ((ret = esp_bt_controller_init(&cfg)) != ESP_OK) {
|
|
log_e("initialize controller failed: %s", esp_err_to_name(ret));
|
|
return false;
|
|
}
|
|
while (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE) {}
|
|
}
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_INITED) {
|
|
if ((ret = esp_bt_controller_enable(esp_bt_mode)) != ESP_OK) {
|
|
log_e("BT Enable mode=%d failed %s", BT_MODE, esp_err_to_name(ret));
|
|
return false;
|
|
}
|
|
}
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED) {
|
|
return true;
|
|
}
|
|
log_e("BT Start failed");
|
|
return false;
|
|
}
|
|
|
|
bool btStop() {
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE) {
|
|
return true;
|
|
}
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED) {
|
|
if (esp_bt_controller_disable()) {
|
|
log_e("BT Disable failed");
|
|
return false;
|
|
}
|
|
while (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED);
|
|
}
|
|
if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_INITED) {
|
|
if (esp_bt_controller_deinit()) {
|
|
log_e("BT deint failed");
|
|
return false;
|
|
}
|
|
vTaskDelay(1);
|
|
if (esp_bt_controller_get_status() != ESP_BT_CONTROLLER_STATUS_IDLE) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
log_e("BT Stop failed");
|
|
return false;
|
|
}
|
|
|
|
#else // CONFIG_BT_ENABLED
|
|
bool btStarted() {
|
|
return false;
|
|
}
|
|
|
|
bool btStart() {
|
|
return false;
|
|
}
|
|
|
|
bool btStop() {
|
|
return false;
|
|
}
|
|
|
|
#endif /* CONFIG_BT_ENABLED */
|
|
|
|
#endif /* SOC_BT_SUPPORTED */
|