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ETH.cpp
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/*
ETH.h - espre ETH PHY support.
Based on WiFi.h from Arduino WiFi shield library.
Copyright (c) 2011-2014 Arduino. All right reserved.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
// Disable the automatic pin remapping of the API calls in this file
#define ARDUINO_CORE_BUILD
#include "ETH.h"
#include "esp_system.h"
#include "esp_event.h"
#include "esp_eth.h"
#include "esp_eth_mac.h"
#include "esp_eth_com.h"
#include "driver/gpio.h"
#include "driver/spi_master.h"
#if CONFIG_ETH_USE_ESP32_EMAC
#include "soc/emac_ext_struct.h"
#include "soc/rtc.h"
#endif /* CONFIG_ETH_USE_ESP32_EMAC */
#include "esp32-hal-periman.h"
#include "lwip/err.h"
#include "lwip/dns.h"
#include "esp_mac.h"
#include "esp_netif.h"
#include "esp_netif_types.h"
#include "esp_netif_defaults.h"
#include "esp_eth_phy.h"
extern void tcpipInit();
extern void add_esp_interface_netif(esp_interface_t interface, esp_netif_t* esp_netif); /* from WiFiGeneric */
ETHClass::ETHClass(uint8_t eth_index)
:_eth_started(false)
,_eth_handle(NULL)
,_esp_netif(NULL)
,_eth_index(eth_index)
,_phy_type(ETH_PHY_MAX)
#if ETH_SPI_SUPPORTS_CUSTOM
,_spi(NULL)
#endif
,_spi_freq_mhz(20)
,_pin_cs(-1)
,_pin_irq(-1)
,_pin_rst(-1)
,_pin_sck(-1)
,_pin_miso(-1)
,_pin_mosi(-1)
#if CONFIG_ETH_USE_ESP32_EMAC
,_pin_mcd(-1)
,_pin_mdio(-1)
,_pin_power(-1)
,_pin_rmii_clock(-1)
#endif /* CONFIG_ETH_USE_ESP32_EMAC */
{}
ETHClass::~ETHClass()
{}
bool ETHClass::ethDetachBus(void * bus_pointer){
ETHClass *bus = (ETHClass *) bus_pointer;
if(bus->_eth_started){
bus->end();
}
return true;
}
#if CONFIG_ETH_USE_ESP32_EMAC
bool ETHClass::begin(eth_phy_type_t type, int32_t phy_addr, int mdc, int mdio, int power, eth_clock_mode_t clock_mode)
{
esp_err_t ret = ESP_OK;
if(_esp_netif != NULL){
return true;
}
if(phy_addr < ETH_PHY_ADDR_AUTO){
log_e("Invalid PHY address: %d, set to ETH_PHY_ADDR_AUTO for auto detection", phy_addr);
return false;
}
perimanSetBusDeinit(ESP32_BUS_TYPE_ETHERNET_RMII, ETHClass::ethDetachBus);
perimanSetBusDeinit(ESP32_BUS_TYPE_ETHERNET_CLK, ETHClass::ethDetachBus);
perimanSetBusDeinit(ESP32_BUS_TYPE_ETHERNET_MCD, ETHClass::ethDetachBus);
perimanSetBusDeinit(ESP32_BUS_TYPE_ETHERNET_MDIO, ETHClass::ethDetachBus);
if(power != -1){
perimanSetBusDeinit(ESP32_BUS_TYPE_ETHERNET_PWR, ETHClass::ethDetachBus);
}
tcpipInit();
eth_esp32_emac_config_t mac_config = ETH_ESP32_EMAC_DEFAULT_CONFIG();
mac_config.clock_config.rmii.clock_mode = (clock_mode) ? EMAC_CLK_OUT : EMAC_CLK_EXT_IN;
mac_config.clock_config.rmii.clock_gpio = (1 == clock_mode) ? EMAC_APPL_CLK_OUT_GPIO : (2 == clock_mode) ? EMAC_CLK_OUT_GPIO : (3 == clock_mode) ? EMAC_CLK_OUT_180_GPIO : EMAC_CLK_IN_GPIO;
mac_config.smi_mdc_gpio_num = digitalPinToGPIONumber(mdc);
mac_config.smi_mdio_gpio_num = digitalPinToGPIONumber(mdio);
_pin_mcd = digitalPinToGPIONumber(mdc);
_pin_mdio = digitalPinToGPIONumber(mdio);
_pin_rmii_clock = mac_config.clock_config.rmii.clock_gpio;
_pin_power = digitalPinToGPIONumber(power);
if(!perimanClearPinBus(_pin_rmii_clock)){ return false; }
if(!perimanClearPinBus(_pin_mcd)){ return false; }
if(!perimanClearPinBus(_pin_mdio)){ return false; }
if(!perimanClearPinBus(ETH_RMII_TX_EN)){ return false; }
if(!perimanClearPinBus(ETH_RMII_TX0)){ return false; }
if(!perimanClearPinBus(ETH_RMII_TX1)){ return false; }
if(!perimanClearPinBus(ETH_RMII_RX0)){ return false; }
if(!perimanClearPinBus(ETH_RMII_RX1_EN)){ return false; }
if(!perimanClearPinBus(ETH_RMII_CRS_DV)){ return false; }
if(_pin_power != -1){
if(!perimanClearPinBus(_pin_power)){ return false; }
}
eth_mac_config_t eth_mac_config = ETH_MAC_DEFAULT_CONFIG();
eth_mac_config.sw_reset_timeout_ms = 1000;
esp_eth_mac_t * mac = esp_eth_mac_new_esp32(&mac_config, ð_mac_config);
if(mac == NULL){
log_e("esp_eth_mac_new_esp32 failed");
return false;
}
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
phy_config.phy_addr = phy_addr;
phy_config.reset_gpio_num = _pin_power;
esp_eth_phy_t *phy = NULL;
switch(type){
case ETH_PHY_LAN8720:
phy = esp_eth_phy_new_lan87xx(&phy_config);
break;
case ETH_PHY_TLK110:
phy = esp_eth_phy_new_ip101(&phy_config);
break;
case ETH_PHY_RTL8201:
phy = esp_eth_phy_new_rtl8201(&phy_config);
break;
case ETH_PHY_DP83848:
phy = esp_eth_phy_new_dp83848(&phy_config);
break;
case ETH_PHY_KSZ8041:
phy = esp_eth_phy_new_ksz80xx(&phy_config);
break;
case ETH_PHY_KSZ8081:
phy = esp_eth_phy_new_ksz80xx(&phy_config);
break;
default:
log_e("Unsupported PHY %d", type);
break;
}
if(phy == NULL){
log_e("esp_eth_phy_new failed");
return false;
}
_eth_handle = NULL;
esp_eth_config_t eth_config = ETH_DEFAULT_CONFIG(mac, phy);
ret = esp_eth_driver_install(ð_config, &_eth_handle);
if(ret != ESP_OK){
log_e("Ethernet driver install failed: %d", ret);
return false;
}
if(_eth_handle == NULL){
log_e("esp_eth_driver_install failed! eth_handle is NULL");
return false;
}
esp_netif_config_t cfg = ESP_NETIF_DEFAULT_ETH();
// Use ESP_NETIF_INHERENT_DEFAULT_ETH when multiple Ethernet interfaces are used and so you need to modify
// esp-netif configuration parameters for each interface (name, priority, etc.).
char if_key_str[10];
char if_desc_str[10];
char num_str[3];
itoa(_eth_index, num_str, 10);
strcat(strcpy(if_key_str, "ETH_"), num_str);
strcat(strcpy(if_desc_str, "eth"), num_str);
esp_netif_inherent_config_t esp_netif_config = ESP_NETIF_INHERENT_DEFAULT_ETH();
esp_netif_config.if_key = if_key_str;
esp_netif_config.if_desc = if_desc_str;
esp_netif_config.route_prio -= _eth_index*5;
cfg.base = &esp_netif_config;
_esp_netif = esp_netif_new(&cfg);
/* attach Ethernet driver to TCP/IP stack */
ret = esp_netif_attach(_esp_netif, esp_eth_new_netif_glue(_eth_handle));
if(ret != ESP_OK){
log_e("esp_netif_attach failed: %d", ret);
return false;
}
/* attach to WiFiGeneric to receive events */
add_esp_interface_netif(ESP_IF_ETH, _esp_netif);
ret = esp_eth_start(_eth_handle);
if(ret != ESP_OK){
log_e("esp_eth_start failed: %d", ret);
return false;
}
_eth_started = true;
if(!perimanSetPinBus(_pin_rmii_clock, ESP32_BUS_TYPE_ETHERNET_CLK, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(_pin_mcd, ESP32_BUS_TYPE_ETHERNET_MCD, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(_pin_mdio, ESP32_BUS_TYPE_ETHERNET_MDIO, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(ETH_RMII_TX_EN, ESP32_BUS_TYPE_ETHERNET_RMII, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(ETH_RMII_TX0, ESP32_BUS_TYPE_ETHERNET_RMII, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(ETH_RMII_TX1, ESP32_BUS_TYPE_ETHERNET_RMII, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(ETH_RMII_RX0, ESP32_BUS_TYPE_ETHERNET_RMII, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(ETH_RMII_RX1_EN, ESP32_BUS_TYPE_ETHERNET_RMII, (void *)(this), -1, -1)){ goto err; }
if(!perimanSetPinBus(ETH_RMII_CRS_DV, ESP32_BUS_TYPE_ETHERNET_RMII, (void *)(this), -1, -1)){ goto err; }
if(_pin_power != -1){
if(!perimanSetPinBus(_pin_power, ESP32_BUS_TYPE_ETHERNET_PWR, (void *)(this), -1, -1)){ goto err; }
}
// holds a few milliseconds to let DHCP start and enter into a good state
// FIX ME -- adresses issue https://github.com/espressif/arduino-esp32/issues/5733
delay(50);
return true;
err:
log_e("Failed to set all pins bus to ETHERNET");
ETHClass::ethDetachBus((void *)(this));
return false;
}
#endif /* CONFIG_ETH_USE_ESP32_EMAC */
#if ETH_SPI_SUPPORTS_CUSTOM
static void *_eth_spi_init(const void *ctx){
return (void*)ctx;
}
static esp_err_t _eth_spi_deinit(void *ctx){
return ESP_OK;
}
esp_err_t ETHClass::_eth_spi_read(void *ctx, uint32_t cmd, uint32_t addr, void *data, uint32_t data_len){
return ((ETHClass*)ctx)->eth_spi_read(cmd, addr, data, data_len);
}
esp_err_t ETHClass::_eth_spi_write(void *ctx, uint32_t cmd, uint32_t addr, const void *data, uint32_t data_len){
return ((ETHClass*)ctx)->eth_spi_write(cmd, addr, data, data_len);
}
esp_err_t ETHClass::eth_spi_read(uint32_t cmd, uint32_t addr, void *data, uint32_t data_len){
if(_spi == NULL){
return ESP_FAIL;
}
// log_i(" 0x%04lx 0x%04lx %lu", cmd, addr, data_len);
_spi->beginTransaction(SPISettings(_spi_freq_mhz * 1000 * 1000, MSBFIRST, SPI_MODE0));
digitalWrite(_pin_cs, LOW);
#if CONFIG_ETH_SPI_ETHERNET_DM9051
if(_phy_type == ETH_PHY_DM9051){
_spi->write(((cmd & 0x01) << 7) | (addr & 0x7F));
} else
#endif
#if CONFIG_ETH_SPI_ETHERNET_W5500
if(_phy_type == ETH_PHY_W5500){
_spi->write16(cmd);
_spi->write(addr);
} else
#endif
#if CONFIG_ETH_SPI_ETHERNET_KSZ8851SNL
if(_phy_type == ETH_PHY_KSZ8851){
if(cmd > 1){
_spi->write(cmd << 6 | addr);
} else {
_spi->write16(cmd << 14 | addr);
}
} else
#endif
{
log_e("Unsupported PHY module: %d", _phy_type);
digitalWrite(_pin_cs, HIGH);
_spi->endTransaction();
return ESP_FAIL;
}
_spi->transferBytes(NULL, (uint8_t *)data, data_len);
digitalWrite(_pin_cs, HIGH);
_spi->endTransaction();
return ESP_OK;
}
esp_err_t ETHClass::eth_spi_write(uint32_t cmd, uint32_t addr, const void *data, uint32_t data_len){
if(_spi == NULL){
return ESP_FAIL;
}
// log_i("0x%04lx 0x%04lx %lu", cmd, addr, data_len);
_spi->beginTransaction(SPISettings(_spi_freq_mhz * 1000 * 1000, MSBFIRST, SPI_MODE0));
digitalWrite(_pin_cs, LOW);
#if CONFIG_ETH_SPI_ETHERNET_DM9051
if(_phy_type == ETH_PHY_DM9051){
_spi->write(((cmd & 0x01) << 7) | (addr & 0x7F));
} else
#endif
#if CONFIG_ETH_SPI_ETHERNET_W5500
if(_phy_type == ETH_PHY_W5500){
_spi->write16(cmd);
_spi->write(addr);
} else
#endif
#if CONFIG_ETH_SPI_ETHERNET_KSZ8851SNL
if(_phy_type == ETH_PHY_KSZ8851){
if(cmd > 1){
_spi->write(cmd << 6 | addr);
} else {
_spi->write16(cmd << 14 | addr);
}
} else
#endif
{
log_e("Unsupported PHY module: %d", _phy_type);
digitalWrite(_pin_cs, HIGH);
_spi->endTransaction();
return ESP_FAIL;
}
_spi->writeBytes((const uint8_t *)data, data_len);
digitalWrite(_pin_cs, HIGH);
_spi->endTransaction();
return ESP_OK;
}
#endif
bool ETHClass::beginSPI(eth_phy_type_t type, int32_t phy_addr, int cs, int irq, int rst,
#if ETH_SPI_SUPPORTS_CUSTOM
SPIClass *spi,
#endif
int sck, int miso, int mosi, spi_host_device_t spi_host, uint8_t spi_freq_mhz){
esp_err_t ret = ESP_OK;
if(_eth_started || _esp_netif != NULL || _eth_handle != NULL){
log_w("ETH Already Started");
return true;
}
#if ETH_SPI_SUPPORTS_NO_IRQ
if(cs < 0){
log_e("CS pin must be defined!");
#else
if(cs < 0 || irq < 0){
log_e("CS and IRQ pins must be defined!");
#endif
return false;
}
if(phy_addr < ETH_PHY_ADDR_AUTO){
log_e("Invalid PHY address: %d, set to ETH_PHY_ADDR_AUTO for auto detection", phy_addr);
return false;
}
perimanSetBusDeinit(ESP32_BUS_TYPE_ETHERNET_SPI, ETHClass::ethDetachBus);
if(_pin_cs != -1){
if(!perimanClearPinBus(_pin_cs)){ return false; }
}
if(_pin_rst != -1){
if(!perimanClearPinBus(_pin_rst)){ return false; }
}
if(_pin_irq != -1){
if(!perimanClearPinBus(_pin_irq)){ return false; }
}
if(_pin_sck != -1){
if(!perimanClearPinBus(_pin_sck)){ return false; }
}
if(_pin_miso != -1){
if(!perimanClearPinBus(_pin_miso)){ return false; }
}
if(_pin_mosi != -1){
if(!perimanClearPinBus(_pin_mosi)){ return false; }
}
#if ETH_SPI_SUPPORTS_CUSTOM
_spi = spi;
#endif
if(spi_freq_mhz){
_spi_freq_mhz = spi_freq_mhz;
}
_phy_type = type;
_pin_cs = digitalPinToGPIONumber(cs);
_pin_irq = digitalPinToGPIONumber(irq);
_pin_rst = digitalPinToGPIONumber(rst);
_pin_sck = digitalPinToGPIONumber(sck);
_pin_miso = digitalPinToGPIONumber(miso);
_pin_mosi = digitalPinToGPIONumber(mosi);
#if ETH_SPI_SUPPORTS_CUSTOM
if(_spi != NULL){
pinMode(_pin_cs, OUTPUT);
digitalWrite(_pin_cs, HIGH);
perimanSetPinBusExtraType(_pin_cs, "ETH_CS");
}
#endif
// Init SPI bus
if(_pin_sck >= 0 && _pin_miso >= 0 && _pin_mosi >= 0){
spi_bus_config_t buscfg;
memset(&buscfg, 0, sizeof(spi_bus_config_t));
buscfg.mosi_io_num = _pin_mosi;
buscfg.miso_io_num = _pin_miso;
buscfg.sclk_io_num = _pin_sck;
buscfg.quadwp_io_num = -1;
buscfg.quadhd_io_num = -1;
ret = spi_bus_initialize(spi_host, &buscfg, SPI_DMA_CH_AUTO);
if(ret != ESP_OK){
log_e("SPI bus initialize failed: %d", ret);
return false;
}
}
tcpipInit();
// Install GPIO ISR handler to be able to service SPI Eth modules interrupts
ret = gpio_install_isr_service(0);
if(ret != ESP_OK && ret != ESP_ERR_INVALID_STATE){
log_e("GPIO ISR handler install failed: %d", ret);
return false;
}
// Init common MAC and PHY configs to default
eth_mac_config_t eth_mac_config = ETH_MAC_DEFAULT_CONFIG();
eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
// Update PHY config based on board specific configuration
phy_config.phy_addr = phy_addr;
phy_config.reset_gpio_num = _pin_rst;
// Configure SPI interface for specific SPI module
spi_device_interface_config_t spi_devcfg;
memset(&spi_devcfg, 0, sizeof(spi_device_interface_config_t));
spi_devcfg.mode = 0;
spi_devcfg.clock_speed_hz = _spi_freq_mhz * 1000 * 1000;
spi_devcfg.input_delay_ns = 20;
spi_devcfg.spics_io_num = _pin_cs;
spi_devcfg.queue_size = 20;
esp_eth_mac_t *mac = NULL;
esp_eth_phy_t *phy = NULL;
#if CONFIG_ETH_SPI_ETHERNET_W5500
if(type == ETH_PHY_W5500){
eth_w5500_config_t mac_config = ETH_W5500_DEFAULT_CONFIG(spi_host, &spi_devcfg);
mac_config.int_gpio_num = _pin_irq;
#if ETH_SPI_SUPPORTS_NO_IRQ
if (_pin_irq < 0) {
mac_config.poll_period_ms = 10;
}
#endif
#if ETH_SPI_SUPPORTS_CUSTOM
if(_spi != NULL){
mac_config.custom_spi_driver.config = this;
mac_config.custom_spi_driver.init = _eth_spi_init;
mac_config.custom_spi_driver.deinit = _eth_spi_deinit;
mac_config.custom_spi_driver.read = _eth_spi_read;
mac_config.custom_spi_driver.write = _eth_spi_write;
}
#endif
mac = esp_eth_mac_new_w5500(&mac_config, ð_mac_config);
phy = esp_eth_phy_new_w5500(&phy_config);
} else
#endif
#if CONFIG_ETH_SPI_ETHERNET_DM9051
if(type == ETH_PHY_DM9051){
eth_dm9051_config_t mac_config = ETH_DM9051_DEFAULT_CONFIG(spi_host, &spi_devcfg);
mac_config.int_gpio_num = _pin_irq;
#if ETH_SPI_SUPPORTS_CUSTOM
if(_spi != NULL){
mac_config.custom_spi_driver.config = this;
mac_config.custom_spi_driver.init = _eth_spi_init;
mac_config.custom_spi_driver.deinit = _eth_spi_deinit;
mac_config.custom_spi_driver.read = _eth_spi_read;
mac_config.custom_spi_driver.write = _eth_spi_write;
}
#endif
mac = esp_eth_mac_new_dm9051(&mac_config, ð_mac_config);
phy = esp_eth_phy_new_dm9051(&phy_config);
} else
#endif
#if CONFIG_ETH_SPI_ETHERNET_KSZ8851SNL
if(type == ETH_PHY_KSZ8851){
eth_ksz8851snl_config_t mac_config = ETH_KSZ8851SNL_DEFAULT_CONFIG(spi_host, &spi_devcfg);
mac_config.int_gpio_num = _pin_irq;
#if ETH_SPI_SUPPORTS_CUSTOM
if(_spi != NULL){
mac_config.custom_spi_driver.config = this;
mac_config.custom_spi_driver.init = _eth_spi_init;
mac_config.custom_spi_driver.deinit = _eth_spi_deinit;
mac_config.custom_spi_driver.read = _eth_spi_read;
mac_config.custom_spi_driver.write = _eth_spi_write;
}
#endif
mac = esp_eth_mac_new_ksz8851snl(&mac_config, ð_mac_config);
phy = esp_eth_phy_new_ksz8851snl(&phy_config);
} else
#endif
{
log_e("Unsupported PHY module: %d", (int)type);
return false;
}
// Init Ethernet driver to default and install it
esp_eth_config_t eth_config = ETH_DEFAULT_CONFIG(mac, phy);
ret = esp_eth_driver_install(ð_config, &_eth_handle);
if(ret != ESP_OK){
log_e("SPI Ethernet driver install failed: %d", ret);
return false;
}
if(_eth_handle == NULL){
log_e("esp_eth_driver_install failed! eth_handle is NULL");
return false;
}
// Derive a new MAC address for this interface
uint8_t base_mac_addr[ETH_ADDR_LEN];
ret = esp_efuse_mac_get_default(base_mac_addr);
if(ret != ESP_OK){
log_e("Get EFUSE MAC failed: %d", ret);
return false;
}
uint8_t mac_addr[ETH_ADDR_LEN];
base_mac_addr[ETH_ADDR_LEN - 1] += _eth_index; //Increment by the ETH number
esp_derive_local_mac(mac_addr, base_mac_addr);
ret = esp_eth_ioctl(_eth_handle, ETH_CMD_S_MAC_ADDR, mac_addr);
if(ret != ESP_OK){
log_e("SPI Ethernet MAC address config failed: %d", ret);
return false;
}
// Use ESP_NETIF_DEFAULT_ETH when just one Ethernet interface is used and you don't need to modify
// default esp-netif configuration parameters.
esp_netif_config_t cfg = ESP_NETIF_DEFAULT_ETH();
// Use ESP_NETIF_INHERENT_DEFAULT_ETH when multiple Ethernet interfaces are used and so you need to modify
// esp-netif configuration parameters for each interface (name, priority, etc.).
char if_key_str[10];
char if_desc_str[10];
char num_str[3];
itoa(_eth_index, num_str, 10);
strcat(strcpy(if_key_str, "ETH_"), num_str);
strcat(strcpy(if_desc_str, "eth"), num_str);
esp_netif_inherent_config_t esp_netif_config = ESP_NETIF_INHERENT_DEFAULT_ETH();
esp_netif_config.if_key = if_key_str;
esp_netif_config.if_desc = if_desc_str;
esp_netif_config.route_prio -= _eth_index*5;
cfg.base = &esp_netif_config;
_esp_netif = esp_netif_new(&cfg);
if(_esp_netif == NULL){
log_e("esp_netif_new failed");
return false;
}
// Attach Ethernet driver to TCP/IP stack
esp_eth_netif_glue_handle_t new_netif_glue = esp_eth_new_netif_glue(_eth_handle);
if(new_netif_glue == NULL){
log_e("esp_eth_new_netif_glue failed");
return false;
}
ret = esp_netif_attach(_esp_netif, new_netif_glue);
if(ret != ESP_OK){
log_e("esp_netif_attach failed: %d", ret);
return false;
}
// attach to WiFiGeneric to receive events
add_esp_interface_netif(ESP_IF_ETH, _esp_netif);
// Start Ethernet driver state machine
ret = esp_eth_start(_eth_handle);
if(ret != ESP_OK){
log_e("esp_eth_start failed: %d", ret);
return false;
}
_eth_started = true;
// If Arduino's SPI is used, cs pin is in GPIO mode
#if ETH_SPI_SUPPORTS_CUSTOM
if(_spi == NULL){
#endif
if(!perimanSetPinBus(_pin_cs, ESP32_BUS_TYPE_ETHERNET_SPI, (void *)(this), -1, -1)){ goto err; }
#if ETH_SPI_SUPPORTS_CUSTOM
}
#endif
#if ETH_SPI_SUPPORTS_NO_IRQ
if(_pin_irq != -1){
#endif
if(!perimanSetPinBus(_pin_irq, ESP32_BUS_TYPE_ETHERNET_SPI, (void *)(this), -1, -1)){ goto err; }
#if ETH_SPI_SUPPORTS_NO_IRQ
}
#endif
if(_pin_sck != -1){
if(!perimanSetPinBus(_pin_sck, ESP32_BUS_TYPE_ETHERNET_SPI, (void *)(this), -1, -1)){ goto err; }
}
if(_pin_miso != -1){
if(!perimanSetPinBus(_pin_miso, ESP32_BUS_TYPE_ETHERNET_SPI, (void *)(this), -1, -1)){ goto err; }
}
if(_pin_mosi != -1){
if(!perimanSetPinBus(_pin_mosi, ESP32_BUS_TYPE_ETHERNET_SPI, (void *)(this), -1, -1)){ goto err; }
}
if(_pin_rst != -1){
if(!perimanSetPinBus(_pin_rst, ESP32_BUS_TYPE_ETHERNET_SPI, (void *)(this), -1, -1)){ goto err; }
}
return true;
err:
log_e("Failed to set all pins bus to ETHERNET");
ETHClass::ethDetachBus((void *)(this));
return false;
}
#if ETH_SPI_SUPPORTS_CUSTOM
bool ETHClass::begin(eth_phy_type_t type, int32_t phy_addr, int cs, int irq, int rst, SPIClass &spi, uint8_t spi_freq_mhz){
return beginSPI(type, phy_addr, cs, irq, rst, &spi, -1, -1, -1, SPI2_HOST, spi_freq_mhz);
}
#endif
bool ETHClass::begin(eth_phy_type_t type, int32_t phy_addr, int cs, int irq, int rst, spi_host_device_t spi_host, int sck, int miso, int mosi, uint8_t spi_freq_mhz){
return beginSPI(type, phy_addr, cs, irq, rst,
#if ETH_SPI_SUPPORTS_CUSTOM
NULL,
#endif
sck, miso, mosi, spi_host, spi_freq_mhz);
}
void ETHClass::end(void)
{
_eth_started = false;
if(_esp_netif != NULL){
esp_netif_destroy(_esp_netif);
_esp_netif = NULL;
}
if(_eth_handle != NULL){
if(esp_eth_stop(_eth_handle) != ESP_OK){
log_e("Failed to stop Ethernet");
return;
}
if(esp_eth_driver_uninstall(_eth_handle) != ESP_OK){
log_e("Failed to stop Ethernet");
return;
}
_eth_handle = NULL;
}
#if ETH_SPI_SUPPORTS_CUSTOM
_spi = NULL;
#endif
#if CONFIG_ETH_USE_ESP32_EMAC
if(_pin_rmii_clock != -1 && _pin_mcd != -1 && _pin_mdio != -1){
perimanClearPinBus(_pin_rmii_clock);
perimanClearPinBus(_pin_mcd);
perimanClearPinBus(_pin_mdio);
perimanClearPinBus(ETH_RMII_TX_EN);
perimanClearPinBus(ETH_RMII_TX0);
perimanClearPinBus(ETH_RMII_TX1);
perimanClearPinBus(ETH_RMII_RX0);
perimanClearPinBus(ETH_RMII_RX1_EN);
perimanClearPinBus(ETH_RMII_CRS_DV);
_pin_rmii_clock = -1;
_pin_mcd = -1;
_pin_mdio = -1;
}
if(_pin_power != -1){
perimanClearPinBus(_pin_power);
_pin_power = -1;
}
#endif /* CONFIG_ETH_USE_ESP32_EMAC */
if(_pin_cs != -1){
perimanClearPinBus(_pin_cs);
_pin_cs = -1;
}
if(_pin_irq != -1){
perimanClearPinBus(_pin_irq);
_pin_irq = -1;
}
if(_pin_sck != -1){
perimanClearPinBus(_pin_sck);
_pin_sck = -1;
}
if(_pin_miso != -1){
perimanClearPinBus(_pin_miso);
_pin_miso = -1;
}
if(_pin_mosi != -1){
perimanClearPinBus(_pin_mosi);
_pin_mosi = -1;
}
if(_pin_rst != -1){
perimanClearPinBus(_pin_rst);
_pin_rst = -1;
}
}
bool ETHClass::config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1, IPAddress dns2)
{
if(_esp_netif == NULL){
return false;
}
esp_err_t err = ESP_OK;
esp_netif_ip_info_t info;
esp_netif_dns_info_t d1;
esp_netif_dns_info_t d2;
d1.ip.type = IPADDR_TYPE_V4;
d2.ip.type = IPADDR_TYPE_V4;
if(static_cast<uint32_t>(local_ip) != 0){
info.ip.addr = static_cast<uint32_t>(local_ip);
info.gw.addr = static_cast<uint32_t>(gateway);
info.netmask.addr = static_cast<uint32_t>(subnet);
d1.ip.u_addr.ip4.addr = static_cast<uint32_t>(dns1);
d2.ip.u_addr.ip4.addr = static_cast<uint32_t>(dns2);
} else {
info.ip.addr = 0;
info.gw.addr = 0;
info.netmask.addr = 0;
d1.ip.u_addr.ip4.addr = 0;
d2.ip.u_addr.ip4.addr = 0;
}
// Stop DHCPC
err = esp_netif_dhcpc_stop(_esp_netif);
if(err != ESP_OK && err != ESP_ERR_ESP_NETIF_DHCP_ALREADY_STOPPED){
log_e("DHCP could not be stopped! Error: %d", err);
return false;
}
// Set IPv4, Netmask, Gateway
err = esp_netif_set_ip_info(_esp_netif, &info);
if(err != ERR_OK){
log_e("ETH IP could not be configured! Error: %d", err);
return false;
}
// Set DNS1-Server
esp_netif_set_dns_info(_esp_netif, ESP_NETIF_DNS_MAIN, &d1);
// Set DNS2-Server
esp_netif_set_dns_info(_esp_netif, ESP_NETIF_DNS_BACKUP, &d2);
// Start DHCPC if static IP was set
if(info.ip.addr == 0){
err = esp_netif_dhcpc_start(_esp_netif);
if(err != ESP_OK && err != ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED){
log_w("DHCP could not be started! Error: %d", err);
return false;
}
}
return true;
}
IPAddress ETHClass::localIP()
{
if(_esp_netif == NULL){
return IPAddress();
}
esp_netif_ip_info_t ip;
if(esp_netif_get_ip_info(_esp_netif, &ip)){
return IPAddress();
}
return IPAddress(ip.ip.addr);
}
IPAddress ETHClass::subnetMask()
{
if(_esp_netif == NULL){
return IPAddress();
}
esp_netif_ip_info_t ip;
if(esp_netif_get_ip_info(_esp_netif, &ip)){
return IPAddress();
}
return IPAddress(ip.netmask.addr);
}
IPAddress ETHClass::gatewayIP()
{
if(_esp_netif == NULL){
return IPAddress();
}
esp_netif_ip_info_t ip;
if(esp_netif_get_ip_info(_esp_netif, &ip)){
return IPAddress();
}
return IPAddress(ip.gw.addr);
}
IPAddress ETHClass::dnsIP(uint8_t dns_no)
{
if(_esp_netif == NULL){
return IPAddress();
}
esp_netif_dns_info_t d;
if(esp_netif_get_dns_info(_esp_netif, dns_no?ESP_NETIF_DNS_BACKUP:ESP_NETIF_DNS_MAIN, &d) != ESP_OK){
return IPAddress();
}
return IPAddress(d.ip.u_addr.ip4.addr);
}
IPAddress ETHClass::broadcastIP()
{
if(_esp_netif == NULL){
return IPAddress();
}
esp_netif_ip_info_t ip;
if(esp_netif_get_ip_info(_esp_netif, &ip)){
return IPAddress();
}
return WiFiGenericClass::calculateBroadcast(IPAddress(ip.gw.addr), IPAddress(ip.netmask.addr));
}
IPAddress ETHClass::networkID()
{
if(_esp_netif == NULL){
return IPAddress();
}
esp_netif_ip_info_t ip;
if(esp_netif_get_ip_info(_esp_netif, &ip)){
return IPAddress();
}
return WiFiGenericClass::calculateNetworkID(IPAddress(ip.gw.addr), IPAddress(ip.netmask.addr));
}
uint8_t ETHClass::subnetCIDR()
{
if(_esp_netif == NULL){
return (uint8_t)0;
}
esp_netif_ip_info_t ip;
if(esp_netif_get_ip_info(_esp_netif, &ip)){
return (uint8_t)0;
}
return WiFiGenericClass::calculateSubnetCIDR(IPAddress(ip.netmask.addr));
}
const char * ETHClass::getHostname()
{
if(_esp_netif == NULL){
return "";
}
const char * hostname;
if(esp_netif_get_hostname(_esp_netif, &hostname)){
return NULL;
}
return hostname;
}
bool ETHClass::setHostname(const char * hostname)
{
if(_esp_netif == NULL){
return false;
}
return esp_netif_set_hostname(_esp_netif, hostname) == 0;
}
bool ETHClass::enableIPv6(bool en)
{
// if(_esp_netif == NULL){
// return false;
// }
// return esp_netif_create_ip6_linklocal(_esp_netif) == 0;
if (en) {
WiFiGenericClass::setStatusBits(ETH_WANT_IP6_BIT);
} else {
WiFiGenericClass::clearStatusBits(ETH_WANT_IP6_BIT);
}
return true;
}
IPAddress ETHClass::localIPv6()
{
if(_esp_netif == NULL){
return IPAddress(IPv6);
}
static esp_ip6_addr_t addr;
if(esp_netif_get_ip6_linklocal(_esp_netif, &addr)){
return IPAddress(IPv6);
}
return IPAddress(IPv6, (const uint8_t *)addr.addr, addr.zone);
}
IPAddress ETHClass::globalIPv6()
{
if(_esp_netif == NULL){
return IPAddress(IPv6);
}
static esp_ip6_addr_t addr;
if(esp_netif_get_ip6_global(_esp_netif, &addr)){
return IPAddress(IPv6);
}
return IPAddress(IPv6, (const uint8_t *)addr.addr, addr.zone);
}
const char * ETHClass::ifkey(void)
{
if(_esp_netif == NULL){
return "";
}
return esp_netif_get_ifkey(_esp_netif);
}
const char * ETHClass::desc(void)
{
if(_esp_netif == NULL){
return "";
}
return esp_netif_get_desc(_esp_netif);
}
String ETHClass::impl_name(void)
{
if(_esp_netif == NULL){
return String("");
}
char netif_name[8];
esp_err_t err = esp_netif_get_netif_impl_name(_esp_netif, netif_name);
if(err != ESP_OK){
log_e("Failed to get netif impl_name: %d", err);
return String("");
}
return String(netif_name);
}
bool ETHClass::connected()
{
return WiFiGenericClass::getStatusBits() & ETH_CONNECTED_BIT;
}
bool ETHClass::hasIP()
{
return WiFiGenericClass::getStatusBits() & ETH_HAS_IP_BIT;
}
bool ETHClass::linkUp()
{
if(_esp_netif == NULL){
return false;
}
return esp_netif_is_netif_up(_esp_netif);
}
bool ETHClass::fullDuplex()
{
if(_eth_handle == NULL){
return false;
}
eth_duplex_t link_duplex;
esp_eth_ioctl(_eth_handle, ETH_CMD_G_DUPLEX_MODE, &link_duplex);
return (link_duplex == ETH_DUPLEX_FULL);
}
bool ETHClass::autoNegotiation()
{
if(_eth_handle == NULL){
return false;
}
bool auto_nego;
esp_eth_ioctl(_eth_handle, ETH_CMD_G_AUTONEGO, &auto_nego);
return auto_nego;
}
uint32_t ETHClass::phyAddr()
{
if(_eth_handle == NULL){
return 0;
}
uint32_t phy_addr;
esp_eth_ioctl(_eth_handle, ETH_CMD_G_PHY_ADDR, &phy_addr);
return phy_addr;