feat(openthread): add a callback to handle rcp reset failure

components/openthread/include/esp_openthread_spinel.h

@@ -29,6 +29,16 @@ void esp_openthread_register_rcp_failure_handler(esp_openthread_rcp_failure_hand
  */
 void esp_openthread_set_compatibility_error_callback(esp_openthread_compatibility_error_callback callback);
 
+/**
+ * @brief   Registers the callback for co-processor reset failure.
+ *
+ * @note This function should be called before esp_openthread_init.
+ *
+ * @param[in]  callback   The callback.
+ *
+ */
+void esp_openthread_set_coprocessor_reset_failure_callback(esp_openthread_coprocessor_reset_failure_callback callback);
+
 /**
  * @brief   Deinitializes the connection to RCP.
  *

components/openthread/include/esp_openthread_types.h

@@ -210,6 +210,12 @@ typedef void (*esp_openthread_rcp_failure_handler)(void);
  */
 typedef void (*esp_openthread_compatibility_error_callback)(void);
 
+/**
+ * @brief The OpenThread co-processor reset failure callback
+ *
+ */
+typedef void (*esp_openthread_coprocessor_reset_failure_callback)(void);
+
 #ifdef __cplusplus
 }
 #endif

components/openthread/include/esp_radio_spinel.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -47,6 +47,7 @@ typedef void (*esp_radio_spinel_rcp_failure_handler)(void);
 typedef esp_err_t (*esp_radio_spinel_uart_init_handler)(const esp_radio_spinel_uart_config_t *uart_config_t, int *uart_fd);     /* The handler for UART initialization.*/
 typedef esp_err_t (*esp_radio_spinel_uart_deinit_handler)(const esp_radio_spinel_uart_config_t *uart_config_t, int *uart_fd);   /* The handler for UART deinitialization.*/
 typedef void (*esp_radio_spinel_compatibility_error_callback)(void);
+typedef void (*esp_radio_spinel_coprocessor_reset_failure_callback)(void);
 
 typedef struct
 {
@@ -402,6 +403,16 @@ esp_err_t esp_radio_spinel_rcp_version_get(char *running_rcp_version, esp_radio_
  */
 void esp_radio_spinel_set_compatibility_error_callback(esp_radio_spinel_compatibility_error_callback callback);
 
+/**
+ * @brief   Registers the callback for co-processor reset failure.
+ *
+ * @note This function should be called before esp_radio_spinel_init.
+ *
+ * @param[in]  callback   The callback.
+ *
+ */
+void esp_radio_spinel_set_coprocessor_reset_failure_callback(esp_radio_spinel_coprocessor_reset_failure_callback callback);
+
 #ifdef __cplusplus
 }
 #endif

components/openthread/private_include/openthread-core-esp32x-ftd-config.h

@@ -504,6 +504,15 @@
 #define OPENTHREAD_POSIX_CONFIG_RCP_TIME_SYNC_INTERVAL (60 * 1000 * 1000)
 #endif
 
+/**
+ * @def OPENTHREAD_SPINEL_CONFIG_COPROCESSOR_RESET_FAILURE_CALLBACK_ENABLE
+ *
+ * Enables co-processor reset failure callback in Spinel driver
+ */
+#ifndef OPENTHREAD_SPINEL_CONFIG_COPROCESSOR_RESET_FAILURE_CALLBACK_ENABLE
+#define OPENTHREAD_SPINEL_CONFIG_COPROCESSOR_RESET_FAILURE_CALLBACK_ENABLE 1
+#endif
+
 #endif // CONFIG_OPENTHREAD_RADIO_SPINEL_UART || CONFIG_OPENTHREAD_RADIO_SPINEL_SPI
 
 #if CONFIG_OPENTHREAD_LINK_METRICS

components/openthread/private_include/openthread-core-esp32x-spinel-config.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -67,3 +67,12 @@
 #ifndef OPENTHREAD_SPINEL_CONFIG_COMPATIBILITY_ERROR_CALLBACK_ENABLE
 #define OPENTHREAD_SPINEL_CONFIG_COMPATIBILITY_ERROR_CALLBACK_ENABLE 1
 #endif
+
+/**
+ * @def OPENTHREAD_SPINEL_CONFIG_COPROCESSOR_RESET_FAILURE_CALLBACK_ENABLE
+ *
+ * Enables co-processor reset failure callback in Spinel driver
+ */
+#ifndef OPENTHREAD_SPINEL_CONFIG_COPROCESSOR_RESET_FAILURE_CALLBACK_ENABLE
+#define OPENTHREAD_SPINEL_CONFIG_COPROCESSOR_RESET_FAILURE_CALLBACK_ENABLE 1
+#endif

components/openthread/src/port/esp_openthread_radio_spinel.cpp

@@ -54,11 +54,9 @@ static otRadioCaps s_radio_caps = (OT_RADIO_CAPS_ENERGY_SCAN       |
                                    OT_RADIO_CAPS_SLEEP_TO_TX);
 
 static const char *radiospinel_workflow = "radio_spinel";
-
 static const esp_openthread_radio_config_t *s_esp_openthread_radio_config = NULL;
-
 static esp_openthread_compatibility_error_callback s_compatibility_error_callback = NULL;
-
+static esp_openthread_coprocessor_reset_failure_callback s_coprocessor_reset_failure_callback = NULL;
 static char s_internal_rcp_version[OT_SPINEL_RCP_VERSION_MAX_SIZE] = {'\0'};
 
 static void esp_openthread_radio_config_set(const esp_openthread_radio_config_t *config)
@@ -74,12 +72,15 @@ static const esp_openthread_radio_config_t *esp_openthread_radio_config_get(void
 static void ot_spinel_compatibility_error_callback(void *context)
 {
     OT_UNUSED_VARIABLE(context);
-    if (s_compatibility_error_callback) {
+    assert(s_compatibility_error_callback);
-        s_compatibility_error_callback();
+    s_compatibility_error_callback();
-    } else {
+}
-        ESP_LOGE(OT_PLAT_LOG_TAG, "None callback to handle compatibility error of openthread spinel");
+
-        assert(false);
+static void ot_spinel_coprocessor_reset_failure_callback(void *context)
-    }
+{
+    OT_UNUSED_VARIABLE(context);
+    assert(s_coprocessor_reset_failure_callback);
+    s_coprocessor_reset_failure_callback();
 }
 
 void esp_openthread_set_compatibility_error_callback(esp_openthread_compatibility_error_callback callback)
@@ -87,6 +88,11 @@ void esp_openthread_set_compatibility_error_callback(esp_openthread_compatibilit
     s_compatibility_error_callback = callback;
 }
 
+void esp_openthread_set_coprocessor_reset_failure_callback(esp_openthread_coprocessor_reset_failure_callback callback)
+{
+    s_coprocessor_reset_failure_callback = callback;
+}
+
 esp_err_t esp_openthread_radio_init(const esp_openthread_platform_config_t *config)
 {
     spinel_iid_t iidList[ot::Spinel::kSpinelHeaderMaxNumIid];
@@ -112,6 +118,7 @@ esp_err_t esp_openthread_radio_init(const esp_openthread_platform_config_t *conf
     ESP_RETURN_ON_ERROR(s_spinel_interface.GetSpinelInterface().Enable(config->radio_config.radio_spi_config), OT_PLAT_LOG_TAG,
                         "Spinel interface init failed");
 #endif
+    s_spinel_driver.SetCoprocessorResetFailureCallback(ot_spinel_coprocessor_reset_failure_callback, esp_openthread_get_instance());
     s_spinel_driver.Init(s_spinel_interface.GetSpinelInterface(), true, iidList, ot::Spinel::kSpinelHeaderMaxNumIid);
     if (strlen(s_internal_rcp_version) > 0) {
         const char *running_rcp_version = s_spinel_driver.GetVersion();

components/openthread/src/spinel/esp_radio_spinel.cpp

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -42,6 +42,7 @@ static otRadioCaps s_radio_caps = (OT_RADIO_CAPS_ENERGY_SCAN       |
                                    OT_RADIO_CAPS_SLEEP_TO_TX);
 
 static esp_radio_spinel_compatibility_error_callback s_radio_spinel_compatibility_error_callback = NULL;
+static esp_radio_spinel_coprocessor_reset_failure_callback s_radio_spinel_coprocessor_reset_failure_callback = NULL;
 
 static esp_radio_spinel_idx_t get_index_from_instance(otInstance *instance)
 {
@@ -74,12 +75,15 @@ static void esp_radio_spinel_restore_vendor_properities(void *context)
 static void radio_spinel_compatibility_error_callback(void *context)
 {
     OT_UNUSED_VARIABLE(context);
-    if (s_radio_spinel_compatibility_error_callback) {
+    assert(s_radio_spinel_compatibility_error_callback);
-        s_radio_spinel_compatibility_error_callback();
+    s_radio_spinel_compatibility_error_callback();
-    } else {
+}
-        ESP_LOGE(ESP_SPINEL_LOG_TAG, "None callback to handle compatibility error of openthread spinel");
+
-        assert(false);
+static void radio_spinel_coprocessor_reset_failure_callback(void *context)
-    }
+{
+    OT_UNUSED_VARIABLE(context);
+    assert(s_radio_spinel_coprocessor_reset_failure_callback);
+    s_radio_spinel_coprocessor_reset_failure_callback();
 }
 
 void esp_radio_spinel_set_compatibility_error_callback(esp_radio_spinel_compatibility_error_callback callback)
@@ -87,6 +91,11 @@ void esp_radio_spinel_set_compatibility_error_callback(esp_radio_spinel_compatib
     s_radio_spinel_compatibility_error_callback = callback;
 }
 
+void esp_radio_spinel_set_coprocessor_reset_failure_callback(esp_radio_spinel_coprocessor_reset_failure_callback callback)
+{
+    s_radio_spinel_coprocessor_reset_failure_callback = callback;
+}
+
 void ReceiveDone(otInstance *aInstance, otRadioFrame *aFrame, otError aError)
 {
     esp_radio_spinel_idx_t idx = get_index_from_instance(aInstance);
@@ -232,6 +241,7 @@ void esp_radio_spinel_set_callbacks(const esp_radio_spinel_callbacks_t aCallback
 {
     s_esp_radio_spinel_callbacks[idx] = aCallbacks;
     RadioSpinelCallbacks Callbacks;
+    memset(&Callbacks, 0, sizeof(Callbacks));
     Callbacks.mReceiveDone = ReceiveDone;
     Callbacks.mTransmitDone = TransmitDone;
     Callbacks.mEnergyScanDone = EnergyScanDone;
@@ -266,6 +276,7 @@ void esp_radio_spinel_init(esp_radio_spinel_idx_t idx)
 
     // Multipan is not currently supported
     iidList[0] = 0;
+    s_spinel_driver[idx].SetCoprocessorResetFailureCallback(radio_spinel_coprocessor_reset_failure_callback, instance);
     s_spinel_driver[idx].Init(s_spinel_interface[idx].GetSpinelInterface(), true, iidList, ot::Spinel::kSpinelHeaderMaxNumIid);
     s_radio[idx].SetCompatibilityErrorCallback(radio_spinel_compatibility_error_callback, instance);
     s_radio[idx].Init(/*skip_rcp_compatibility_check=*/false, /*reset_radio=*/true, &s_spinel_driver[idx], s_radio_caps, false);