116 lines
4.3 KiB
C
116 lines
4.3 KiB
C
/* Ethernet Basic Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "tcpip_adapter.h"
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#include "esp_eth.h"
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#include "esp_event.h"
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#include "esp_log.h"
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#include "sdkconfig.h"
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static const char *TAG = "eth_example";
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/** Event handler for Ethernet events */
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static void eth_event_handler(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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uint8_t mac_addr[6] = {0};
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/* we can get the ethernet driver handle from event data */
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esp_eth_handle_t eth_handle = *(esp_eth_handle_t *)event_data;
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switch (event_id) {
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case ETHERNET_EVENT_CONNECTED:
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esp_eth_ioctl(eth_handle, ETH_CMD_G_MAC_ADDR, mac_addr);
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ESP_LOGI(TAG, "Ethernet Link Up");
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ESP_LOGI(TAG, "Ethernet HW Addr %02x:%02x:%02x:%02x:%02x:%02x",
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mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5]);
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break;
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case ETHERNET_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "Ethernet Link Down");
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break;
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case ETHERNET_EVENT_START:
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ESP_LOGI(TAG, "Ethernet Started");
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break;
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case ETHERNET_EVENT_STOP:
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ESP_LOGI(TAG, "Ethernet Stopped");
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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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/** Event handler for IP_EVENT_ETH_GOT_IP */
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static void got_ip_event_handler(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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const tcpip_adapter_ip_info_t *ip_info = &event->ip_info;
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ESP_LOGI(TAG, "Ethernet Got IP Address");
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ESP_LOGI(TAG, "~~~~~~~~~~~");
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ESP_LOGI(TAG, "ETHIP:" IPSTR, IP2STR(&ip_info->ip));
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ESP_LOGI(TAG, "ETHMASK:" IPSTR, IP2STR(&ip_info->netmask));
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ESP_LOGI(TAG, "ETHGW:" IPSTR, IP2STR(&ip_info->gw));
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ESP_LOGI(TAG, "~~~~~~~~~~~");
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}
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void app_main(void)
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{
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tcpip_adapter_init();
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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ESP_ERROR_CHECK(tcpip_adapter_set_default_eth_handlers());
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ESP_ERROR_CHECK(esp_event_handler_register(ETH_EVENT, ESP_EVENT_ANY_ID, ð_event_handler, NULL));
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_ETH_GOT_IP, &got_ip_event_handler, NULL));
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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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#if CONFIG_EXAMPLE_USE_INTERNAL_ETHERNET
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esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&mac_config);
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#if CONFIG_EXAMPLE_ETH_PHY_IP101
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esp_eth_phy_t *phy = esp_eth_phy_new_ip101(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_RTL8201
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esp_eth_phy_t *phy = esp_eth_phy_new_rtl8201(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_LAN8720
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esp_eth_phy_t *phy = esp_eth_phy_new_lan8720(&phy_config);
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#elif CONFIG_EXAMPLE_ETH_PHY_DP83848
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esp_eth_phy_t *phy = esp_eth_phy_new_dp83848(&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_device_handle_t spi_handle = NULL;
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spi_bus_config_t buscfg = {
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.miso_io_num = CONFIG_EXAMPLE_ETH_MISO_GPIO,
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.mosi_io_num = CONFIG_EXAMPLE_ETH_MOSI_GPIO,
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.sclk_io_num = CONFIG_EXAMPLE_ETH_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, 1));
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spi_device_interface_config_t devcfg = {
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.command_bits = 1,
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.address_bits = 7,
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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_CS_GPIO,
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.queue_size = 20
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};
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ESP_ERROR_CHECK(spi_bus_add_device(CONFIG_EXAMPLE_ETH_SPI_HOST, &devcfg, &spi_handle));
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/* dm9051 ethernet driver is based on spi driver, so need to specify the spi handle */
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mac_config.spi_hdl = spi_handle;
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esp_eth_mac_t *mac = esp_eth_mac_new_dm9051(&mac_config);
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esp_eth_phy_t *phy = esp_eth_phy_new_dm9051(&phy_config);
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#endif
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esp_eth_config_t config = ETH_DEFAULT_CONFIG(mac, phy);
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esp_eth_handle_t eth_handle = NULL;
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ESP_ERROR_CHECK(esp_eth_driver_install(&config, ð_handle));
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}
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