kopia lustrzana https://github.com/espressif/esp-idf
240 wiersze
8.7 KiB
C
240 wiersze
8.7 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2023 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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#include <string.h>
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#include "protocol_examples_common.h"
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#include "example_common_private.h"
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#include "esp_event.h"
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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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#include "esp_log.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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static const char *TAG = "ethernet_connect";
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static SemaphoreHandle_t s_semph_get_ip_addrs = NULL;
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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static SemaphoreHandle_t s_semph_get_ip6_addrs = NULL;
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#endif
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static esp_netif_t *eth_start(void);
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static void eth_stop(void);
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/** Event handler for Ethernet events */
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static void eth_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 (!example_is_our_netif(EXAMPLE_NETIF_DESC_ETH, 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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xSemaphoreGive(s_semph_get_ip_addrs);
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}
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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static void eth_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 (!example_is_our_netif(EXAMPLE_NETIF_DESC_ETH, event->esp_netif)) {
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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), example_ipv6_addr_types_to_str[ipv6_type]);
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if (ipv6_type == EXAMPLE_CONNECT_PREFERRED_IPV6_TYPE) {
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xSemaphoreGive(s_semph_get_ip6_addrs);
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}
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}
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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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esp_netif_inherent_config_t esp_netif_config = ESP_NETIF_INHERENT_DEFAULT_ETH();
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// Warning: the interface desc is used in tests to capture actual connection details (IP, gw, mask)
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esp_netif_config.if_desc = EXAMPLE_NETIF_DESC_ETH;
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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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eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();
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mac_config.rx_task_stack_size = CONFIG_EXAMPLE_ETHERNET_EMAC_TASK_STACK_SIZE;
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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
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#elif CONFIG_EXAMPLE_USE_SPI_ETHERNET
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gpio_install_isr_service(0);
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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,
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.quadhd_io_num = -1,
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};
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ESP_ERROR_CHECK(spi_bus_initialize(CONFIG_EXAMPLE_ETH_SPI_HOST, &buscfg, SPI_DMA_CH_AUTO));
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spi_device_interface_config_t spi_devcfg = {
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.mode = 0,
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.clock_speed_hz = CONFIG_EXAMPLE_ETH_SPI_CLOCK_MHZ * 1000 * 1000,
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.spics_io_num = CONFIG_EXAMPLE_ETH_SPI_CS_GPIO,
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.queue_size = 20
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};
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#if CONFIG_EXAMPLE_USE_DM9051
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/* dm9051 ethernet driver is based on spi driver */
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eth_dm9051_config_t dm9051_config = ETH_DM9051_DEFAULT_CONFIG(CONFIG_EXAMPLE_ETH_SPI_HOST, &spi_devcfg);
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dm9051_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
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s_mac = esp_eth_mac_new_dm9051(&dm9051_config, &mac_config);
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s_phy = esp_eth_phy_new_dm9051(&phy_config);
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#elif CONFIG_EXAMPLE_USE_W5500
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/* w5500 ethernet driver is based on spi driver */
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eth_w5500_config_t w5500_config = ETH_W5500_DEFAULT_CONFIG(CONFIG_EXAMPLE_ETH_SPI_HOST, &spi_devcfg);
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w5500_config.int_gpio_num = CONFIG_EXAMPLE_ETH_SPI_INT_GPIO;
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s_mac = esp_eth_mac_new_w5500(&w5500_config, &mac_config);
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s_phy = esp_eth_phy_new_w5500(&phy_config);
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#endif
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#elif CONFIG_EXAMPLE_USE_OPENETH
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phy_config.autonego_timeout_ms = 100;
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s_mac = esp_eth_mac_new_openeth(&mac_config);
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s_phy = esp_eth_phy_new_dp83848(&phy_config);
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#endif
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// Install Ethernet driver
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esp_eth_config_t config = ETH_DEFAULT_CONFIG(s_mac, s_phy);
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ESP_ERROR_CHECK(esp_eth_driver_install(&config, &s_eth_handle));
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#if !CONFIG_EXAMPLE_USE_INTERNAL_ETHERNET
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/* The SPI Ethernet module might doesn't have a burned factory MAC address, we cat to set it manually.
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02:00:00 is a Locally Administered OUI range so should not be used except when testing on a LAN under your control.
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*/
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ESP_ERROR_CHECK(esp_eth_ioctl(s_eth_handle, ETH_CMD_S_MAC_ADDR, (uint8_t[]) {
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0x02, 0x00, 0x00, 0x12, 0x34, 0x56
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}));
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#endif
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// combine driver with netif
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s_eth_glue = esp_eth_new_netif_glue(s_eth_handle);
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esp_netif_attach(netif, s_eth_glue);
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// Register user defined event handers
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_ETH_GOT_IP, ð_on_got_ip, NULL));
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#ifdef CONFIG_EXAMPLE_CONNECT_IPV6
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ESP_ERROR_CHECK(esp_event_handler_register(ETH_EVENT, ETHERNET_EVENT_CONNECTED, &on_eth_event, netif));
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_GOT_IP6, ð_on_got_ipv6, NULL));
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#endif
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esp_eth_start(s_eth_handle);
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return netif;
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}
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static void eth_stop(void)
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{
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esp_netif_t *eth_netif = get_example_netif_from_desc(EXAMPLE_NETIF_DESC_ETH);
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ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_ETH_GOT_IP, ð_on_got_ip));
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_GOT_IP6, ð_on_got_ipv6));
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ESP_ERROR_CHECK(esp_event_handler_unregister(ETH_EVENT, ETHERNET_EVENT_CONNECTED, &on_eth_event));
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#endif
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ESP_ERROR_CHECK(esp_eth_stop(s_eth_handle));
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ESP_ERROR_CHECK(esp_eth_del_netif_glue(s_eth_glue));
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ESP_ERROR_CHECK(esp_eth_driver_uninstall(s_eth_handle));
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s_eth_handle = NULL;
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ESP_ERROR_CHECK(s_phy->del(s_phy));
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ESP_ERROR_CHECK(s_mac->del(s_mac));
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esp_netif_destroy(eth_netif);
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}
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esp_eth_handle_t get_example_eth_handle(void)
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{
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return s_eth_handle;
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}
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/* tear down connection, release resources */
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void example_ethernet_shutdown(void)
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{
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if (s_semph_get_ip_addrs == NULL) {
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return;
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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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#if CONFIG_EXAMPLE_CONNECT_IPV6
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vSemaphoreDelete(s_semph_get_ip6_addrs);
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s_semph_get_ip6_addrs = NULL;
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#endif
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eth_stop();
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}
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esp_err_t example_ethernet_connect(void)
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{
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#if CONFIG_EXAMPLE_CONNECT_IPV4
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s_semph_get_ip_addrs = xSemaphoreCreateBinary();
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if (s_semph_get_ip_addrs == NULL) {
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return ESP_ERR_NO_MEM;
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}
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#endif
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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s_semph_get_ip6_addrs = xSemaphoreCreateBinary();
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if (s_semph_get_ip6_addrs == NULL) {
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vSemaphoreDelete(s_semph_get_ip_addrs);
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return ESP_ERR_NO_MEM;
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}
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#endif
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eth_start();
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ESP_LOGI(TAG, "Waiting for IP(s).");
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#if CONFIG_EXAMPLE_CONNECT_IPV4
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xSemaphoreTake(s_semph_get_ip_addrs, portMAX_DELAY);
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#endif
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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xSemaphoreTake(s_semph_get_ip6_addrs, portMAX_DELAY);
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#endif
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return ESP_OK;
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}
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