mirror of
https://github.com/espressif/esp-protocols.git
synced 2025-11-04 00:21:37 +01:00
528 lines
19 KiB
C
528 lines
19 KiB
C
/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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/*
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* Common functions for protocol examples, to establish Wi-Fi or Ethernet connection.
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*/
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#include <string.h>
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#include "protocol_examples_common.h"
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#include "sdkconfig.h"
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#include "esp_event.h"
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#include "esp_wifi.h"
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#include "esp_wifi_default.h"
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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#include "esp_eth.h"
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#if CONFIG_ETH_USE_SPI_ETHERNET
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#include "driver/spi_master.h"
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#endif // CONFIG_ETH_USE_SPI_ETHERNET
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#endif // CONFIG_EXAMPLE_CONNECT_ETHERNET
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#include "esp_log.h"
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#include "esp_netif.h"
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#include "driver/gpio.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/event_groups.h"
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#include "lwip/err.h"
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#include "lwip/sys.h"
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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#define MAX_IP6_ADDRS_PER_NETIF (5)
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#define NR_OF_IP_ADDRESSES_TO_WAIT_FOR (s_active_interfaces*2)
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#if defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_LOCAL_LINK)
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#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_LINK_LOCAL
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#elif defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_GLOBAL)
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#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_GLOBAL
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#elif defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_SITE_LOCAL)
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#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_SITE_LOCAL
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#elif defined(CONFIG_EXAMPLE_CONNECT_IPV6_PREF_UNIQUE_LOCAL)
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#define EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE ESP_IP6_ADDR_IS_UNIQUE_LOCAL
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#endif // if-elif CONFIG_EXAMPLE_CONNECT_IPV6_PREF_...
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#else
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#define NR_OF_IP_ADDRESSES_TO_WAIT_FOR (s_active_interfaces)
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#endif
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#define EXAMPLE_DO_CONNECT CONFIG_EXAMPLE_CONNECT_WIFI || CONFIG_EXAMPLE_CONNECT_ETHERNET
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#if CONFIG_EXAMPLE_WIFI_SCAN_METHOD_FAST
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#define EXAMPLE_WIFI_SCAN_METHOD WIFI_FAST_SCAN
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#elif CONFIG_EXAMPLE_WIFI_SCAN_METHOD_ALL_CHANNEL
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#define EXAMPLE_WIFI_SCAN_METHOD WIFI_ALL_CHANNEL_SCAN
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#endif
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#if CONFIG_EXAMPLE_WIFI_CONNECT_AP_BY_SIGNAL
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#define EXAMPLE_WIFI_CONNECT_AP_SORT_METHOD WIFI_CONNECT_AP_BY_SIGNAL
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#elif CONFIG_EXAMPLE_WIFI_CONNECT_AP_BY_SECURITY
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#define EXAMPLE_WIFI_CONNECT_AP_SORT_METHOD WIFI_CONNECT_AP_BY_SECURITY
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#endif
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#if CONFIG_EXAMPLE_WIFI_AUTH_OPEN
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_OPEN
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WEP
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WEP
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WPA_PSK
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA_PSK
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WPA2_PSK
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA2_PSK
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WPA_WPA2_PSK
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA_WPA2_PSK
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WPA2_ENTERPRISE
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA2_ENTERPRISE
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WPA3_PSK
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA3_PSK
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WPA2_WPA3_PSK
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WPA2_WPA3_PSK
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#elif CONFIG_EXAMPLE_WIFI_AUTH_WAPI_PSK
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#define EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD WIFI_AUTH_WAPI_PSK
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#endif
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static int s_active_interfaces = 0;
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static SemaphoreHandle_t s_semph_get_ip_addrs;
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static esp_netif_t *s_example_esp_netif = NULL;
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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static esp_ip6_addr_t s_ipv6_addr;
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/* types of ipv6 addresses to be displayed on ipv6 events */
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static const char *s_ipv6_addr_types[] = {
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"ESP_IP6_ADDR_IS_UNKNOWN",
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"ESP_IP6_ADDR_IS_GLOBAL",
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"ESP_IP6_ADDR_IS_LINK_LOCAL",
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"ESP_IP6_ADDR_IS_SITE_LOCAL",
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"ESP_IP6_ADDR_IS_UNIQUE_LOCAL",
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"ESP_IP6_ADDR_IS_IPV4_MAPPED_IPV6"
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};
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#endif
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static const char *TAG = "example_connect";
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#if CONFIG_EXAMPLE_CONNECT_WIFI
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static esp_netif_t *wifi_start(void);
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static void wifi_stop(void);
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#endif
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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static esp_netif_t *eth_start(void);
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static void eth_stop(void);
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#endif
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/**
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* @brief Checks the netif description if it contains specified prefix.
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* All netifs created withing common connect component are prefixed with the module TAG,
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* so it returns true if the specified netif is owned by this module
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*/
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static bool is_our_netif(const char *prefix, esp_netif_t *netif)
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{
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return strncmp(prefix, esp_netif_get_desc(netif), strlen(prefix) - 1) == 0;
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}
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/* set up connection, Wi-Fi and/or Ethernet */
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static void start(void)
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{
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#if CONFIG_EXAMPLE_CONNECT_WIFI
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s_example_esp_netif = wifi_start();
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s_active_interfaces++;
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#endif
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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s_example_esp_netif = eth_start();
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s_active_interfaces++;
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#endif
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#if CONFIG_EXAMPLE_CONNECT_WIFI && CONFIG_EXAMPLE_CONNECT_ETHERNET
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/* if both intefaces at once, clear out to indicate that multiple netifs are active */
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s_example_esp_netif = NULL;
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#endif
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#if EXAMPLE_DO_CONNECT
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/* create semaphore if at least one interface is active */
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s_semph_get_ip_addrs = xSemaphoreCreateCounting(NR_OF_IP_ADDRESSES_TO_WAIT_FOR, 0);
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#endif
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}
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/* tear down connection, release resources */
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static void stop(void)
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{
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#if CONFIG_EXAMPLE_CONNECT_WIFI
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wifi_stop();
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s_active_interfaces--;
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#endif
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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eth_stop();
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s_active_interfaces--;
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#endif
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}
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#if EXAMPLE_DO_CONNECT
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static esp_ip4_addr_t s_ip_addr;
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static void on_got_ip(void *arg, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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ip_event_got_ip_t *event = (ip_event_got_ip_t *)event_data;
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if (!is_our_netif(TAG, event->esp_netif)) {
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ESP_LOGW(TAG, "Got IPv4 from another interface \"%s\": ignored", esp_netif_get_desc(event->esp_netif));
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return;
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}
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ESP_LOGI(TAG, "Got IPv4 event: Interface \"%s\" address: " IPSTR, esp_netif_get_desc(event->esp_netif), IP2STR(&event->ip_info.ip));
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memcpy(&s_ip_addr, &event->ip_info.ip, sizeof(s_ip_addr));
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xSemaphoreGive(s_semph_get_ip_addrs);
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}
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#endif
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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static void on_got_ipv6(void *arg, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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ip_event_got_ip6_t *event = (ip_event_got_ip6_t *)event_data;
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if (!is_our_netif(TAG, event->esp_netif)) {
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ESP_LOGW(TAG, "Got IPv6 from another netif: ignored");
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return;
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}
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esp_ip6_addr_type_t ipv6_type = esp_netif_ip6_get_addr_type(&event->ip6_info.ip);
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ESP_LOGI(TAG, "Got IPv6 event: Interface \"%s\" address: " IPV6STR ", type: %s", esp_netif_get_desc(event->esp_netif),
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IPV62STR(event->ip6_info.ip), s_ipv6_addr_types[ipv6_type]);
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if (ipv6_type == EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE) {
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memcpy(&s_ipv6_addr, &event->ip6_info.ip, sizeof(s_ipv6_addr));
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xSemaphoreGive(s_semph_get_ip_addrs);
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}
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}
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#endif // CONFIG_EXAMPLE_CONNECT_IPV6
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esp_err_t example_connect(void)
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{
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#if EXAMPLE_DO_CONNECT
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if (s_semph_get_ip_addrs != NULL) {
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return ESP_ERR_INVALID_STATE;
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}
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#endif
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start();
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ESP_ERROR_CHECK(esp_register_shutdown_handler(&stop));
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ESP_LOGI(TAG, "Waiting for IP(s)");
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for (int i = 0; i < NR_OF_IP_ADDRESSES_TO_WAIT_FOR; ++i) {
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xSemaphoreTake(s_semph_get_ip_addrs, portMAX_DELAY);
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}
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// iterate over active interfaces, and print out IPs of "our" netifs
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esp_netif_t *netif = NULL;
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esp_netif_ip_info_t ip;
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for (int i = 0; i < esp_netif_get_nr_of_ifs(); ++i) {
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netif = esp_netif_next(netif);
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if (is_our_netif(TAG, netif)) {
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ESP_LOGI(TAG, "Connected to %s", esp_netif_get_desc(netif));
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ESP_ERROR_CHECK(esp_netif_get_ip_info(netif, &ip));
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ESP_LOGI(TAG, "- IPv4 address: " IPSTR, IP2STR(&ip.ip));
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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esp_ip6_addr_t ip6[MAX_IP6_ADDRS_PER_NETIF];
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int ip6_addrs = esp_netif_get_all_ip6(netif, ip6);
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for (int j = 0; j < ip6_addrs; ++j) {
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esp_ip6_addr_type_t ipv6_type = esp_netif_ip6_get_addr_type(&(ip6[j]));
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ESP_LOGI(TAG, "- IPv6 address: " IPV6STR ", type: %s", IPV62STR(ip6[j]), s_ipv6_addr_types[ipv6_type]);
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}
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#endif
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}
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}
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return ESP_OK;
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}
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esp_err_t example_disconnect(void)
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{
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if (s_semph_get_ip_addrs == NULL) {
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return ESP_ERR_INVALID_STATE;
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}
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vSemaphoreDelete(s_semph_get_ip_addrs);
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s_semph_get_ip_addrs = NULL;
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stop();
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ESP_ERROR_CHECK(esp_unregister_shutdown_handler(&stop));
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return ESP_OK;
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}
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#ifdef CONFIG_EXAMPLE_CONNECT_WIFI
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static void on_wifi_disconnect(void *arg, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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ESP_LOGI(TAG, "Wi-Fi disconnected, trying to reconnect...");
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esp_err_t err = esp_wifi_connect();
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if (err == ESP_ERR_WIFI_NOT_STARTED) {
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return;
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}
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ESP_ERROR_CHECK(err);
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}
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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static void on_wifi_connect(void *esp_netif, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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esp_netif_create_ip6_linklocal(esp_netif);
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}
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#endif // CONFIG_EXAMPLE_CONNECT_IPV6
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static esp_netif_t *wifi_start(void)
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{
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char *desc;
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wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_wifi_init(&cfg));
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esp_netif_inherent_config_t esp_netif_config = ESP_NETIF_INHERENT_DEFAULT_WIFI_STA();
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// Prefix the interface description with the module TAG
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// Warning: the interface desc is used in tests to capture actual connection details (IP, gw, mask)
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asprintf(&desc, "%s: %s", TAG, esp_netif_config.if_desc);
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esp_netif_config.if_desc = desc;
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esp_netif_config.route_prio = 128;
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esp_netif_t *netif = esp_netif_create_wifi(WIFI_IF_STA, &esp_netif_config);
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free(desc);
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esp_wifi_set_default_wifi_sta_handlers();
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ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, WIFI_EVENT_STA_DISCONNECTED, &on_wifi_disconnect, NULL));
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &on_got_ip, NULL));
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, WIFI_EVENT_STA_CONNECTED, &on_wifi_connect, netif));
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_GOT_IP6, &on_got_ipv6, NULL));
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#endif
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ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM));
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wifi_config_t wifi_config = {
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.sta = {
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.ssid = CONFIG_EXAMPLE_WIFI_SSID,
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.password = CONFIG_EXAMPLE_WIFI_PASSWORD,
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.scan_method = EXAMPLE_WIFI_SCAN_METHOD,
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.sort_method = EXAMPLE_WIFI_CONNECT_AP_SORT_METHOD,
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.threshold.rssi = CONFIG_EXAMPLE_WIFI_SCAN_RSSI_THRESHOLD,
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.threshold.authmode = EXAMPLE_WIFI_SCAN_AUTH_MODE_THRESHOLD,
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},
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};
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ESP_LOGI(TAG, "Connecting to %s...", wifi_config.sta.ssid);
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ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
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ESP_ERROR_CHECK(esp_wifi_set_config(WIFI_IF_STA, &wifi_config));
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ESP_ERROR_CHECK(esp_wifi_start());
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esp_wifi_connect();
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return netif;
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}
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static void wifi_stop(void)
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{
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esp_netif_t *wifi_netif = get_example_netif_from_desc("sta");
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ESP_ERROR_CHECK(esp_event_handler_unregister(WIFI_EVENT, WIFI_EVENT_STA_DISCONNECTED, &on_wifi_disconnect));
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ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_STA_GOT_IP, &on_got_ip));
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_GOT_IP6, &on_got_ipv6));
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ESP_ERROR_CHECK(esp_event_handler_unregister(WIFI_EVENT, WIFI_EVENT_STA_CONNECTED, &on_wifi_connect));
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#endif
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esp_err_t err = esp_wifi_stop();
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if (err == ESP_ERR_WIFI_NOT_INIT) {
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return;
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}
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ESP_ERROR_CHECK(err);
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ESP_ERROR_CHECK(esp_wifi_deinit());
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ESP_ERROR_CHECK(esp_wifi_clear_default_wifi_driver_and_handlers(wifi_netif));
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esp_netif_destroy(wifi_netif);
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s_example_esp_netif = NULL;
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}
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#endif // CONFIG_EXAMPLE_CONNECT_WIFI
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#ifdef CONFIG_EXAMPLE_CONNECT_ETHERNET
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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/** Event handler for Ethernet events */
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static void on_eth_event(void *esp_netif, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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switch (event_id) {
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case ETHERNET_EVENT_CONNECTED:
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ESP_LOGI(TAG, "Ethernet Link Up");
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ESP_ERROR_CHECK(esp_netif_create_ip6_linklocal(esp_netif));
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break;
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default:
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break;
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}
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}
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#endif // CONFIG_EXAMPLE_CONNECT_IPV6
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static esp_eth_handle_t s_eth_handle = NULL;
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static esp_eth_mac_t *s_mac = NULL;
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static esp_eth_phy_t *s_phy = NULL;
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static esp_eth_netif_glue_handle_t s_eth_glue = NULL;
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static esp_netif_t *eth_start(void)
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{
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char *desc;
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esp_netif_inherent_config_t esp_netif_config = ESP_NETIF_INHERENT_DEFAULT_ETH();
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// Prefix the interface description with the module TAG
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// Warning: the interface desc is used in tests to capture actual connection details (IP, gw, mask)
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asprintf(&desc, "%s: %s", TAG, esp_netif_config.if_desc);
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esp_netif_config.if_desc = desc;
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esp_netif_config.route_prio = 64;
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esp_netif_config_t netif_config = {
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.base = &esp_netif_config,
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.stack = ESP_NETIF_NETSTACK_DEFAULT_ETH
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};
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esp_netif_t *netif = esp_netif_new(&netif_config);
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assert(netif);
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free(desc);
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eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();
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eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
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phy_config.phy_addr = CONFIG_EXAMPLE_ETH_PHY_ADDR;
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phy_config.reset_gpio_num = CONFIG_EXAMPLE_ETH_PHY_RST_GPIO;
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#if CONFIG_EXAMPLE_USE_INTERNAL_ETHERNET
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eth_esp32_emac_config_t esp32_emac_config = ETH_ESP32_EMAC_DEFAULT_CONFIG();
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esp32_emac_config.smi_mdc_gpio_num = CONFIG_EXAMPLE_ETH_MDC_GPIO;
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esp32_emac_config.smi_mdio_gpio_num = CONFIG_EXAMPLE_ETH_MDIO_GPIO;
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s_mac = esp_eth_mac_new_esp32(&esp32_emac_config, &mac_config);
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#if CONFIG_EXAMPLE_ETH_PHY_IP101
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s_phy = esp_eth_phy_new_ip101(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_RTL8201
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s_phy = esp_eth_phy_new_rtl8201(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_LAN87XX
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s_phy = esp_eth_phy_new_lan87xx(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_DP83848
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s_phy = esp_eth_phy_new_dp83848(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_KSZ80XX
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|
s_phy = esp_eth_phy_new_ksz80xx(&phy_config);
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#endif
|
|
#elif CONFIG_EXAMPLE_USE_SPI_ETHERNET
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|
gpio_install_isr_service(0);
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|
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
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|
spi_device_handle_t spi_handle = NULL;
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|
#endif
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|
spi_bus_config_t buscfg = {
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|
.miso_io_num = CONFIG_EXAMPLE_ETH_SPI_MISO_GPIO,
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|
.mosi_io_num = CONFIG_EXAMPLE_ETH_SPI_MOSI_GPIO,
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|
.sclk_io_num = CONFIG_EXAMPLE_ETH_SPI_SCLK_GPIO,
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|
.quadwp_io_num = -1,
|
|
.quadhd_io_num = -1,
|
|
};
|
|
ESP_ERROR_CHECK(spi_bus_initialize(CONFIG_EXAMPLE_ETH_SPI_HOST, &buscfg, 1));
|
|
#if CONFIG_EXAMPLE_USE_DM9051
|
|
spi_device_interface_config_t devcfg = {
|
|
.command_bits = 1,
|
|
.address_bits = 7,
|
|
.mode = 0,
|
|
.clock_speed_hz = CONFIG_EXAMPLE_ETH_SPI_CLOCK_MHZ * 1000 * 1000,
|
|
.spics_io_num = CONFIG_EXAMPLE_ETH_SPI_CS_GPIO,
|
|
.queue_size = 20
|
|
};
|
|
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
|
|
ESP_ERROR_CHECK(spi_bus_add_device(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg, &spi_handle));
|
|
/* dm9051 ethernet driver is based on spi driver */
|
|
eth_dm9051_config_t dm9051_config = ETH_DM9051_DEFAULT_CONFIG(spi_handle);
|
|
#else
|
|
eth_dm9051_config_t dm9051_config = ETH_DM9051_DEFAULT_CONFIG(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg);
|
|
#endif // ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
|
|
|
|
dm9051_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
|
|
s_mac = esp_eth_mac_new_dm9051(&dm9051_config, &mac_config);
|
|
s_phy = esp_eth_phy_new_dm9051(&phy_config);
|
|
#elif CONFIG_EXAMPLE_USE_W5500
|
|
spi_device_interface_config_t devcfg = {
|
|
.command_bits = 16, // Actually it's the address phase in W5500 SPI frame
|
|
.address_bits = 8, // Actually it's the control phase in W5500 SPI frame
|
|
.mode = 0,
|
|
.clock_speed_hz = CONFIG_EXAMPLE_ETH_SPI_CLOCK_MHZ * 1000 * 1000,
|
|
.spics_io_num = CONFIG_EXAMPLE_ETH_SPI_CS_GPIO,
|
|
.queue_size = 20
|
|
};
|
|
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
|
|
ESP_ERROR_CHECK(spi_bus_add_device(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg, &spi_handle));
|
|
/* w5500 ethernet driver is based on spi driver */
|
|
eth_w5500_config_t w5500_config = ETH_W5500_DEFAULT_CONFIG(spi_handle);
|
|
#else
|
|
eth_w5500_config_t w5500_config = ETH_W5500_DEFAULT_CONFIG(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg);
|
|
#endif // ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
|
|
w5500_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
|
|
s_mac = esp_eth_mac_new_w5500(&w5500_config, &mac_config);
|
|
s_phy = esp_eth_phy_new_w5500(&phy_config);
|
|
#endif
|
|
#elif CONFIG_EXAMPLE_USE_OPENETH
|
|
phy_config.autonego_timeout_ms = 100;
|
|
s_mac = esp_eth_mac_new_openeth(&mac_config);
|
|
s_phy = esp_eth_phy_new_dp83848(&phy_config);
|
|
#endif
|
|
|
|
// Install Ethernet driver
|
|
esp_eth_config_t config = ETH_DEFAULT_CONFIG(s_mac, s_phy);
|
|
ESP_ERROR_CHECK(esp_eth_driver_install(&config, &s_eth_handle));
|
|
#if !CONFIG_EXAMPLE_USE_INTERNAL_ETHERNET
|
|
/* The SPI Ethernet module might doesn't have a burned factory MAC address, we cat to set it manually.
|
|
02:00:00 is a Locally Administered OUI range so should not be used except when testing on a LAN under your control.
|
|
*/
|
|
ESP_ERROR_CHECK(esp_eth_ioctl(s_eth_handle, ETH_CMD_S_MAC_ADDR, (uint8_t[]) {
|
|
0x02, 0x00, 0x00, 0x12, 0x34, 0x56
|
|
}));
|
|
#endif
|
|
// combine driver with netif
|
|
s_eth_glue = esp_eth_new_netif_glue(s_eth_handle);
|
|
esp_netif_attach(netif, s_eth_glue);
|
|
|
|
// Register user defined event handers
|
|
ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_ETH_GOT_IP, &on_got_ip, NULL));
|
|
#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
|
|
ESP_ERROR_CHECK(esp_event_handler_register(ETH_EVENT, ETHERNET_EVENT_CONNECTED, &on_eth_event, netif));
|
|
ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_GOT_IP6, &on_got_ipv6, NULL));
|
|
#endif
|
|
|
|
esp_eth_start(s_eth_handle);
|
|
return netif;
|
|
}
|
|
|
|
static void eth_stop(void)
|
|
{
|
|
esp_netif_t *eth_netif = get_example_netif_from_desc("eth");
|
|
ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_ETH_GOT_IP, &on_got_ip));
|
|
#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
|
|
ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_GOT_IP6, &on_got_ipv6));
|
|
ESP_ERROR_CHECK(esp_event_handler_unregister(ETH_EVENT, ETHERNET_EVENT_CONNECTED, &on_eth_event));
|
|
#endif
|
|
ESP_ERROR_CHECK(esp_eth_stop(s_eth_handle));
|
|
ESP_ERROR_CHECK(esp_eth_del_netif_glue(s_eth_glue));
|
|
ESP_ERROR_CHECK(esp_eth_driver_uninstall(s_eth_handle));
|
|
s_eth_handle = NULL;
|
|
ESP_ERROR_CHECK(s_phy->del(s_phy));
|
|
ESP_ERROR_CHECK(s_mac->del(s_mac));
|
|
|
|
esp_netif_destroy(eth_netif);
|
|
s_example_esp_netif = NULL;
|
|
}
|
|
|
|
esp_eth_handle_t get_example_eth_handle(void)
|
|
{
|
|
return s_eth_handle;
|
|
}
|
|
|
|
#endif // CONFIG_EXAMPLE_CONNECT_ETHERNET
|
|
|
|
esp_netif_t *get_example_netif(void)
|
|
{
|
|
return s_example_esp_netif;
|
|
}
|
|
|
|
esp_netif_t *get_example_netif_from_desc(const char *desc)
|
|
{
|
|
esp_netif_t *netif = NULL;
|
|
char *expected_desc;
|
|
asprintf(&expected_desc, "%s: %s", TAG, desc);
|
|
while ((netif = esp_netif_next(netif)) != NULL) {
|
|
if (strcmp(esp_netif_get_desc(netif), expected_desc) == 0) {
|
|
free(expected_desc);
|
|
return netif;
|
|
}
|
|
}
|
|
free(expected_desc);
|
|
return netif;
|
|
}
|