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esp32: Add support for espnow based pktradio
Espnow is a connectionless WiFi communication protocol that can be used to exchange information between esp nodes. A espnow pktradio driver is proposed that allows building a 6lowpan network of nodes. The driver has been evaluated using udpclient & server running on different devices. Solves #15347 Signed-off-by: Laczen JMS <laczenjms@gmail.com>
This commit is contained in:
Laczen JMS
committed by
Tiago Medicci Serrano
Tiago Medicci Serrano
parent
69b0cefe80
commit
eba0362bde
@@ -745,6 +745,108 @@ config ESP32_WIRELESS
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---help---
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Enable Wireless support
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config ESP32_ESPNOW_PKTRADIO
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bool "ESPNOW packet radio support"
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select ESP32_WIRELESS
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depends on WIRELESS_PKTRADIO
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default n
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---help---
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Enable using espnow for packet radio
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if ESP32_ESPNOW_PKTRADIO
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config ESP32_ESPNOW_PKTRADIO_FRAMELEN
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int "ESPNOW frame length"
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range 127 250
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default 196
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---help---
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Frame size used for espnow transmitions. Ensure that this is
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set equal for all nodes.
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config ESP32_ESPNOW_PKTRADIO_PANID
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hex "ESPNOW node panid"
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range 0x0 0xffff
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default 0x0
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---help---
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PANID for espnow packet radio
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if PKTRADIO_ADDRLEN = 1
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_0
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hex "ESPNOW node address"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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endif #PKTRADIO_ADDRLEN = 1
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if PKTRADIO_ADDRLEN > 1
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_0
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hex "ESPNOW node address[0]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_1
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hex "ESPNOW node address[1]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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if PKTRADIO_ADDRLEN > 2
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_2
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hex "ESPNOW node address[2]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_3
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hex "ESPNOW node address[3]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_4
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hex "ESPNOW node address[4]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_5
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hex "ESPNOW node address[5]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_6
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hex "ESPNOW node address[6]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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config ESP32_ESPNOW_PKTRADIO_NODE_ADDR_7
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hex "ESPNOW node address[7]"
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range 0x0 0xff
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default 0x0
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---help---
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Node address for espnow packet radio
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endif #PKTRADIO_ADDRLEN > 2
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endif #PKTRADIO_ADDRLEN > 1
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endif #ESP32_ESPNOW_PKTRADIO
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config ESP32_WIFI
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bool "Wi-Fi"
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default n
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@@ -43,6 +43,11 @@ ifeq ($(CONFIG_ESP32_WIFI),y)
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CHIP_CSRCS += esp32_wlan.c esp32_wifi_utils.c esp32_wifi_adapter.c
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EXTRA_LIBS += -lcore -lnet80211 -lpp
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ifeq ($(CONFIG_ESP32_ESPNOW_PKTRADIO),y)
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CHIP_CSRCS += esp32_espnow_pktradio.c
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EXTRA_LIBS += -lespnow
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endif
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ifeq ($(CONFIG_WPA_WAPI_PSK),y)
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EXTRA_LIBS += -lwapi
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endif
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,77 @@
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/****************************************************************************
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* arch/xtensa/src/esp32/esp32_espnow_pktradio.h
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_XTENSA_SRC_COMMON_ESPRESSIF_ESP_ESPNOW_PKTRADIO_H
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#define __ARCH_XTENSA_SRC_COMMON_ESPRESSIF_ESP_ESPNOW_PKTRADIO_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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#ifdef CONFIG_ESP32_ESPNOW_PKTRADIO
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: pktradio_espnow
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*
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* Description:
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* Initialize and register the 6LoWPAN over espnow MAC network driver.
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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* Assumptions:
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*
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****************************************************************************/
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int pktradio_espnow(void);
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#endif /* CONFIG_ESP32_ESPNOW_PKTRADIO */
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#ifdef __cplusplus
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}
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#endif
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#undef EXTERN
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#endif /* __ASSEMBLY__ */
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#endif /* __ARCH_XTENSA_SRC_COMMON_ESPRESSIF_ESP_ESPNOW_PKTRADIO_H */
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@@ -179,6 +179,10 @@
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# include "espressif/esp_nxdiag.h"
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#endif
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#ifdef CONFIG_ESP32_ESPNOW_PKTRADIO
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# include "esp32_espnow_pktradio.h"
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#endif
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#include "esp32-devkitc.h"
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/****************************************************************************
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@@ -362,6 +366,15 @@ int esp32_bringup(void)
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}
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#endif
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#ifdef CONFIG_ESP32_ESPNOW_PKTRADIO
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ret = pktradio_espnow();
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: Failed to initialize ESPNOW pktradio=%d\n",
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ret);
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}
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#endif
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#ifdef CONFIG_ESP32_OPENETH
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ret = esp_openeth_initialize();
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if (ret < 0)
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