Use old freertos porting layer for all but new esp mcu's.

The old porting layer was more efficient and worked better for non-esp devices.

Author: h2zero

docs/Command_line_config.md

@@ -137,14 +137,7 @@ Sets the core the NimBLE host stack will run on
 `CONFIG_BT_NIMBLE_TASK_STACK_SIZE`  
 
 Set the task stack size for the NimBLE core.  
-- Default is 4096  
-<br/>
-
-`CONFIG_NIMBLE_STACK_USE_MEM_POOLS`
-
- Enable the use of memory pools for stack operations. This will use slightly more RAM but may provide more stability.
- 
-- Options: 0 or 1, default is disabled (0)  
+- Default is 4096   
 <br/>
 
 ### Extended advertising settings, For use with ESP32C3, ESP32S3, ESP32H2 ONLY!

src/nimble/nimble/host/src/ble_hs.c

@@ -609,7 +609,11 @@ ble_hs_enqueue_hci_event(uint8_t *hci_evt)
     struct ble_npl_event *ev;
 
     ev = os_memblock_get(&ble_hs_hci_ev_pool);
+#if CONFIG_BT_LE_CONTROLLER_NPL_OS_PORTING_SUPPORT
     if (ev && ble_hs_evq->eventq) {
+#else
+    if (ev && ble_hs_evq->q) {
+#endif
         memset (ev, 0, sizeof *ev);
         ble_npl_event_init(ev, ble_hs_event_rx_hci_ev, hci_evt);
         ble_npl_eventq_put(ble_hs_evq, ev);

src/nimble/porting/nimble/src/nimble_port.c

@@ -93,30 +93,6 @@ esp_err_t esp_nimble_init(void)
     esp_err_t ret;
 #endif
 #if !SOC_ESP_NIMBLE_CONTROLLER || !CONFIG_BT_CONTROLLER_ENABLED
-    /* Initialize the function pointers for OS porting */
-    npl_freertos_funcs_init();
-
-    npl_freertos_mempool_init();
-
-#if false // Arduino disable
-#if CONFIG_BT_CONTROLLER_ENABLED
-    if(esp_nimble_hci_init() != ESP_OK) {
-        ESP_LOGE(NIMBLE_PORT_LOG_TAG, "hci inits failed\n");
-        return ESP_FAIL;
-    }
-#else
-    ret = ble_buf_alloc();
-    if (ret != ESP_OK) {
-        ble_buf_free();
-        return ESP_FAIL;
-    }
-    ble_transport_init();
-#if MYNEWT_VAL(BLE_QUEUE_CONG_CHECK)
-    ble_adv_list_init();
-#endif
-#endif
-#endif // Arduino disable
-
     /* Initialize default event queue */
     ble_npl_eventq_init(&g_eventq_dflt);
     /* Initialize the global memory pool */
@@ -345,9 +321,6 @@ nimble_port_get_dflt_eventq(void)
 void
 nimble_port_init(void)
 {
-    npl_freertos_funcs_init();
-    npl_freertos_mempool_init();
-
     /* Initialize default event queue */
     ble_npl_eventq_init(&g_eventq_dflt);
     /* Initialize the global memory pool */