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fix(esp_eth): fixed basic example MAC address config for SPI ETH

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This commit is contained in:
Ondrej Kosta
2026-01-28 14:23:11 +01:00
parent bbc82ab138
commit f29686eabb
1 changed files with 6 additions and 6 deletions
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examples/ethernet/basic/components/ethernet_init/ethernet_init.c
+6 -6
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
@@ -263,16 +263,16 @@ esp_err_t example_eth_init(esp_eth_handle_t *eth_handles_out[], uint8_t *eth_cnt
// The SPI Ethernet module(s) might not have a burned factory MAC address, hence use manually configured address(es).
// In this example, Locally Administered MAC address derived from ESP32x base MAC address is used.
// Note that Locally Administered OUI range should be used only when testing on a LAN under your control!
uint8_t base_mac_addr[ETH_ADDR_LEN];
ESP_GOTO_ON_ERROR(esp_efuse_mac_get_default(base_mac_addr), err, TAG, "get EFUSE MAC failed");
uint8_t base_eth_mac_addr[ETH_ADDR_LEN];
ESP_GOTO_ON_ERROR(esp_read_mac(base_eth_mac_addr, ESP_MAC_ETH), err, TAG, "get ETH_MAC failed");
uint8_t local_mac_1[ETH_ADDR_LEN];
esp_derive_local_mac(local_mac_1, base_mac_addr);
esp_derive_local_mac(local_mac_1, base_eth_mac_addr);
spi_eth_module_config[0].mac_addr = local_mac_1;
#if CONFIG_EXAMPLE_SPI_ETHERNETS_NUM > 1
INIT_SPI_ETH_MODULE_CONFIG(spi_eth_module_config, 1);
uint8_t local_mac_2[ETH_ADDR_LEN];
base_mac_addr[ETH_ADDR_LEN - 1] += 1;
esp_derive_local_mac(local_mac_2, base_mac_addr);
base_eth_mac_addr[ETH_ADDR_LEN - 1] += 1;
esp_derive_local_mac(local_mac_2, base_eth_mac_addr);
spi_eth_module_config[1].mac_addr = local_mac_2;
#endif
#if CONFIG_EXAMPLE_SPI_ETHERNETS_NUM > 2