170 lines
4.5 KiB
C
170 lines
4.5 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file eth.c
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* @brief This file provides code for the configuration
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* of the ETH instances.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2025 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "eth.h"
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#include "string.h"
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ETH_DMADescTypeDef DMARxDscrTab[ETH_RX_DESC_CNT]; /* Ethernet Rx DMA Descriptors */
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ETH_DMADescTypeDef DMATxDscrTab[ETH_TX_DESC_CNT]; /* Ethernet Tx DMA Descriptors */
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ETH_TxPacketConfig TxConfig;
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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ETH_HandleTypeDef heth;
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/* ETH init function */
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void MX_ETH_Init(void)
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{
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/* USER CODE BEGIN ETH_Init 0 */
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/* USER CODE END ETH_Init 0 */
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static uint8_t MACAddr[6];
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/* USER CODE BEGIN ETH_Init 1 */
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/* USER CODE END ETH_Init 1 */
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heth.Instance = ETH;
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MACAddr[0] = 0x00;
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MACAddr[1] = 0x80;
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MACAddr[2] = 0xE1;
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MACAddr[3] = 0x00;
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MACAddr[4] = 0x00;
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MACAddr[5] = 0x00;
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heth.Init.MACAddr = &MACAddr[0];
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heth.Init.MediaInterface = HAL_ETH_RMII_MODE;
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heth.Init.TxDesc = DMATxDscrTab;
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heth.Init.RxDesc = DMARxDscrTab;
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heth.Init.RxBuffLen = 1524;
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/* USER CODE BEGIN MACADDRESS */
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/* USER CODE END MACADDRESS */
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if (HAL_ETH_Init(&heth) != HAL_OK)
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{
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Error_Handler();
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}
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memset(&TxConfig, 0 , sizeof(ETH_TxPacketConfig));
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TxConfig.Attributes = ETH_TX_PACKETS_FEATURES_CSUM | ETH_TX_PACKETS_FEATURES_CRCPAD;
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TxConfig.ChecksumCtrl = ETH_CHECKSUM_IPHDR_PAYLOAD_INSERT_PHDR_CALC;
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TxConfig.CRCPadCtrl = ETH_CRC_PAD_INSERT;
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/* USER CODE BEGIN ETH_Init 2 */
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/* USER CODE END ETH_Init 2 */
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}
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void HAL_ETH_MspInit(ETH_HandleTypeDef* ethHandle)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(ethHandle->Instance==ETH)
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{
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/* USER CODE BEGIN ETH_MspInit 0 */
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/* USER CODE END ETH_MspInit 0 */
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/* ETH clock enable */
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__HAL_RCC_ETH_CLK_ENABLE();
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__HAL_RCC_GPIOC_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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__HAL_RCC_GPIOB_CLK_ENABLE();
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/**ETH GPIO Configuration
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PC1 ------> ETH_MDC
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PA1 ------> ETH_REF_CLK
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PA2 ------> ETH_MDIO
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PA7 ------> ETH_CRS_DV
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PC4 ------> ETH_RXD0
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PC5 ------> ETH_RXD1
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PB11 ------> ETH_TX_EN
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PB12 ------> ETH_TXD0
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PB13 ------> ETH_TXD1
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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/* USER CODE BEGIN ETH_MspInit 1 */
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/* USER CODE END ETH_MspInit 1 */
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}
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}
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void HAL_ETH_MspDeInit(ETH_HandleTypeDef* ethHandle)
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{
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if(ethHandle->Instance==ETH)
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{
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/* USER CODE BEGIN ETH_MspDeInit 0 */
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/* USER CODE END ETH_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_ETH_CLK_DISABLE();
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/**ETH GPIO Configuration
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PC1 ------> ETH_MDC
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PA1 ------> ETH_REF_CLK
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PA2 ------> ETH_MDIO
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PA7 ------> ETH_CRS_DV
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PC4 ------> ETH_RXD0
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PC5 ------> ETH_RXD1
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PB11 ------> ETH_TX_EN
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PB12 ------> ETH_TXD0
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PB13 ------> ETH_TXD1
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*/
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HAL_GPIO_DeInit(GPIOC, GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5);
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7);
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HAL_GPIO_DeInit(GPIOB, GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13);
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/* USER CODE BEGIN ETH_MspDeInit 1 */
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/* USER CODE END ETH_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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