[1] | 1 | /**
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| 2 | ******************************************************************************
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| 3 | * File Name : ethernetif.c
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| 4 | * Description : This file provides code for the configuration
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| 5 | * of the Target/ethernetif.c MiddleWare.
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| 6 | ******************************************************************************
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| 7 | * @attention
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| 8 | *
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| 9 | * <h2><center>© Copyright (c) 2021 STMicroelectronics.
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| 10 | * All rights reserved.</center></h2>
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| 11 | *
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| 12 | * This software component is licensed by ST under Ultimate Liberty license
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| 13 | * SLA0044, the "License"; You may not use this file except in compliance with
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| 14 | * the License. You may obtain a copy of the License at:
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| 15 | * www.st.com/SLA0044
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| 16 | *
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| 17 | ******************************************************************************
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| 18 | */
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| 19 |
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| 20 | /* Includes ------------------------------------------------------------------*/
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| 21 | #include "main.h"
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| 22 | #include "lwip/opt.h"
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| 23 |
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| 24 | #include "lwip/timeouts.h"
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| 25 | #include "netif/ethernet.h"
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| 26 | #include "netif/etharp.h"
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| 27 | #include "lwip/ethip6.h"
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| 28 | #include "ethernetif.h"
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| 29 | #include <string.h>
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| 30 | #include "cmsis_os.h"
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| 31 | #include "lwip/tcpip.h"
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| 32 | #include "lwip.h"
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| 33 | /* Within 'USER CODE' section, code will be kept by default at each generation */
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| 34 | /* USER CODE BEGIN 0 */
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| 35 |
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| 36 | /* USER CODE END 0 */
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| 37 |
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| 38 | /* Private define ------------------------------------------------------------*/
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| 39 | /* The time to block waiting for input. */
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| 40 | #define TIME_WAITING_FOR_INPUT ( portMAX_DELAY )
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| 41 | /* USER CODE BEGIN OS_THREAD_STACK_SIZE_WITH_RTOS */
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| 42 | /* Stack size of the interface thread */
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| 43 | #define INTERFACE_THREAD_STACK_SIZE ( 1500 )
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| 44 | /* USER CODE END OS_THREAD_STACK_SIZE_WITH_RTOS */
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| 45 | /* Network interface name */
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| 46 | #define IFNAME0 's'
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| 47 | #define IFNAME1 't'
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| 48 |
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| 49 | /* USER CODE BEGIN 1 */
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| 50 | struct eth_addr MACAddr = {0x02, 0xAD, 0xC8, 0xFF, 0xFF, 0xFF};
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| 51 | /* USER CODE END 1 */
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| 52 | extern network_settings table_network[MAX_IP];
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| 53 | /* Private variables ---------------------------------------------------------*/
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| 54 | #if defined ( __ICCARM__ ) /*!< IAR Compiler */
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| 55 | #pragma data_alignment=4
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| 56 | #endif
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| 57 | __ALIGN_BEGIN ETH_DMADescTypeDef DMARxDscrTab[ETH_RXBUFNB] __ALIGN_END;/* Ethernet Rx MA Descriptor */
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| 58 |
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| 59 | #if defined ( __ICCARM__ ) /*!< IAR Compiler */
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| 60 | #pragma data_alignment=4
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| 61 | #endif
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| 62 | __ALIGN_BEGIN ETH_DMADescTypeDef DMATxDscrTab[ETH_TXBUFNB] __ALIGN_END;/* Ethernet Tx DMA Descriptor */
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| 63 |
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| 64 | #if defined ( __ICCARM__ ) /*!< IAR Compiler */
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| 65 | #pragma data_alignment=4
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| 66 | #endif
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| 67 | __ALIGN_BEGIN uint8_t Rx_Buff[ETH_RXBUFNB][ETH_RX_BUF_SIZE] __ALIGN_END; /* Ethernet Receive Buffer */
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| 68 |
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| 69 | #if defined ( __ICCARM__ ) /*!< IAR Compiler */
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| 70 | #pragma data_alignment=4
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| 71 | #endif
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| 72 | __ALIGN_BEGIN uint8_t Tx_Buff[ETH_TXBUFNB][ETH_TX_BUF_SIZE] __ALIGN_END; /* Ethernet Transmit Buffer */
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| 73 |
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| 74 | /* USER CODE BEGIN 2 */
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| 75 |
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| 76 | /* USER CODE END 2 */
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| 77 |
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| 78 | /* Semaphore to signal incoming packets */
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| 79 | osSemaphoreId s_xSemaphore = NULL;
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| 80 | /* Global Ethernet handle */
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| 81 | ETH_HandleTypeDef heth;
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| 82 |
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| 83 | /* USER CODE BEGIN 3 */
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| 84 |
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| 85 | /* USER CODE END 3 */
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| 86 |
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| 87 | /* Private functions ---------------------------------------------------------*/
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| 88 |
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| 89 | void HAL_ETH_MspInit(ETH_HandleTypeDef* ethHandle)
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| 90 | {
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| 91 | GPIO_InitTypeDef GPIO_InitStruct = {0};
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| 92 | if(ethHandle->Instance==ETH)
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| 93 | {
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| 94 | /* USER CODE BEGIN ETH_MspInit 0 */
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| 95 |
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| 96 | /* USER CODE END ETH_MspInit 0 */
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| 97 | /* Enable Peripheral clock */
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| 98 | __HAL_RCC_ETH_CLK_ENABLE();
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| 99 |
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| 100 | __HAL_RCC_GPIOC_CLK_ENABLE();
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| 101 | __HAL_RCC_GPIOA_CLK_ENABLE();
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| 102 | __HAL_RCC_GPIOB_CLK_ENABLE();
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| 103 | /**ETH GPIO Configuration
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| 104 | PC1 ------> ETH_MDC
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| 105 | PA1 ------> ETH_REF_CLK
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| 106 | PA2 ------> ETH_MDIO
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| 107 | PA7 ------> ETH_CRS_DV
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| 108 | PC4 ------> ETH_RXD0
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| 109 | PC5 ------> ETH_RXD1
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| 110 | PB11 ------> ETH_TX_EN
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| 111 | PB12 ------> ETH_TXD0
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| 112 | PB13 ------> ETH_TXD1
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| 113 | */
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| 114 | GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5;
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| 115 | GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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| 116 | GPIO_InitStruct.Pull = GPIO_NOPULL;
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| 117 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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| 118 | GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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| 119 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
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| 120 |
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| 121 | GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7;
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| 122 | GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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| 123 | GPIO_InitStruct.Pull = GPIO_NOPULL;
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| 124 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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| 125 | GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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| 126 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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| 127 |
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| 128 | GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13;
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| 129 | GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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| 130 | GPIO_InitStruct.Pull = GPIO_NOPULL;
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| 131 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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| 132 | GPIO_InitStruct.Alternate = GPIO_AF11_ETH;
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| 133 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
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| 134 |
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| 135 | /* Peripheral interrupt init */
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| 136 | HAL_NVIC_SetPriority(ETH_IRQn, 5, 0);
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| 137 | HAL_NVIC_EnableIRQ(ETH_IRQn);
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| 138 | /* USER CODE BEGIN ETH_MspInit 1 */
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| 139 |
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| 140 | /* USER CODE END ETH_MspInit 1 */
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| 141 | }
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| 142 | }
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| 143 |
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| 144 | void HAL_ETH_MspDeInit(ETH_HandleTypeDef* ethHandle)
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| 145 | {
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| 146 | if(ethHandle->Instance==ETH)
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| 147 | {
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| 148 | /* USER CODE BEGIN ETH_MspDeInit 0 */
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| 149 |
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| 150 | /* USER CODE END ETH_MspDeInit 0 */
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| 151 | /* Peripheral clock disable */
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| 152 | __HAL_RCC_ETH_CLK_DISABLE();
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| 153 |
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| 154 | /**ETH GPIO Configuration
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| 155 | PC1 ------> ETH_MDC
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| 156 | PA1 ------> ETH_REF_CLK
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| 157 | PA2 ------> ETH_MDIO
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| 158 | PA7 ------> ETH_CRS_DV
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| 159 | PC4 ------> ETH_RXD0
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| 160 | PC5 ------> ETH_RXD1
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| 161 | PB11 ------> ETH_TX_EN
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| 162 | PB12 ------> ETH_TXD0
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| 163 | PB13 ------> ETH_TXD1
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| 164 | */
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| 165 | HAL_GPIO_DeInit(GPIOC, GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5);
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| 166 |
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| 167 | HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7);
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| 168 |
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| 169 | HAL_GPIO_DeInit(GPIOB, GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13);
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| 170 |
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| 171 | /* Peripheral interrupt Deinit*/
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| 172 | HAL_NVIC_DisableIRQ(ETH_IRQn);
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| 173 |
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| 174 | /* USER CODE BEGIN ETH_MspDeInit 1 */
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| 175 |
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| 176 | /* USER CODE END ETH_MspDeInit 1 */
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| 177 | }
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| 178 | }
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| 179 |
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| 180 | /**
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| 181 | * @brief Ethernet Rx Transfer completed callback
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| 182 | * @param heth: ETH handle
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| 183 | * @retval None
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| 184 | */
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| 185 | void HAL_ETH_RxCpltCallback(ETH_HandleTypeDef *heth)
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| 186 | {
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| 187 | osSemaphoreRelease(s_xSemaphore);
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| 188 | }
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| 189 |
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| 190 | /* USER CODE BEGIN 4 */
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| 191 |
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| 192 | /* USER CODE END 4 */
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| 193 |
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| 194 | /*******************************************************************************
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| 195 | LL Driver Interface ( LwIP stack --> ETH)
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| 196 | *******************************************************************************/
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| 197 | /**
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| 198 | * In this function, the hardware should be initialized.
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| 199 | * Called from ethernetif_init().
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| 200 | *
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| 201 | * @param netif the already initialized lwip network interface structure
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| 202 | * for this ethernetif
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| 203 | */
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| 204 | //void ethernetif_input(void * argument);
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| 205 |
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| 206 | void mac_init(void)
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| 207 | {
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| 208 | // HAL_StatusTypeDef hal_eth_init_status;
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| 209 |
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| 210 | heth.Instance = ETH;
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| 211 | heth.Init.AutoNegotiation = ETH_AUTONEGOTIATION_ENABLE;
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| 212 | heth.Init.Speed = ETH_SPEED_100M;
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| 213 | heth.Init.DuplexMode = ETH_MODE_FULLDUPLEX;
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| 214 | heth.Init.PhyAddress = PHY_KSZ8081_PHY_ADDRESS;
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| 215 | heth.Init.MACAddr = MACAddr.addr;
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| 216 | heth.Init.RxMode = ETH_RXINTERRUPT_MODE;
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| 217 | heth.Init.ChecksumMode = ETH_CHECKSUM_BY_HARDWARE;
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| 218 | heth.Init.MediaInterface = ETH_MEDIA_INTERFACE_RMII;
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| 219 |
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| 220 | /* USER CODE BEGIN MACADDRESS */
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| 221 | ETH->MACIMR = ETH_MACIMR_TSTIM | ETH_MACIMR_PMTIM;
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| 222 | ETH->MMCRIMR = ETH_MMCRIMR_RGUFM | ETH_MMCRIMR_RFAEM | ETH_MMCRIMR_RFCEM;
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| 223 | ETH->MMCTIMR = ETH_MMCTIMR_TGFM | ETH_MMCTIMR_TGFMSCM | ETH_MMCTIMR_TGFSCM;
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| 224 | /* USER CODE END MACADDRESS */
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| 225 |
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| 226 | HAL_ETH_Init(&heth);
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| 227 |
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| 228 | /* Initialize Tx Descriptors list: Chain Mode */
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| 229 | HAL_ETH_DMATxDescListInit(&heth, DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
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| 230 |
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| 231 | /* Initialize Rx Descriptors list: Chain Mode */
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| 232 | HAL_ETH_DMARxDescListInit(&heth, DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);
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| 233 |
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| 234 | if (s_xSemaphore == NULL){
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| 235 |
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| 236 | osSemaphoreDef(SEM);
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| 237 | s_xSemaphore = osSemaphoreCreate(osSemaphore(SEM), 1);
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| 238 | osThreadDef(EthIf, ethernetif_input, osPriorityRealtime, 0, INTERFACE_THREAD_STACK_SIZE); // osPriorityRealtime = 3 è ïðè ñîçäàíèè çàäà÷è åùå +3; ïðèîðèòåò áóäåò 6
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| 239 | osThreadCreate (osThread(EthIf), NULL);
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| 240 | }
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| 241 |
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| 242 | HAL_ETH_Start(&heth);
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| 243 |
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| 244 | }
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| 245 |
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| 246 |
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| 247 | //static void low_level_init(struct netif *netif)
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| 248 | //{
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| 249 | //
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| 250 | //#if LWIP_ARP || LWIP_ETHERNET
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| 251 |
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| 252 | // /* set MAC hardware address length */
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| 253 | // netif->hwaddr_len = ETH_HWADDR_LEN;
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| 254 |
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| 255 | // /* set MAC hardware address */
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| 256 | // netif->hwaddr[0] = heth.Init.MACAddr[0];
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| 257 | // netif->hwaddr[1] = heth.Init.MACAddr[1];
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| 258 | // netif->hwaddr[2] = heth.Init.MACAddr[2];
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| 259 | // netif->hwaddr[3] = heth.Init.MACAddr[3];
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| 260 | // netif->hwaddr[4] = heth.Init.MACAddr[4];
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| 261 | // netif->hwaddr[5] = heth.Init.MACAddr[5];
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| 262 |
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| 263 | // /* maximum transfer unit */
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| 264 | // netif->mtu = 1500;
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| 265 | //netif->flags |= NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
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| 266 | // /* Accept broadcast address and ARP traffic */
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| 267 | // /* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */
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| 268 | // #if LWIP_ARP
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| 269 | // netif->flags |= NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
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| 270 | // #else
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| 271 | // netif->flags |= NETIF_FLAG_BROADCAST;
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| 272 | // #endif /* LWIP_ARP */
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| 273 | //#endif /* LWIP_ARP || LWIP_ETHERNET */
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| 274 |
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| 275 | //}
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| 276 |
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| 277 | /**
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| 278 | * This function should do the actual transmission of the packet. The packet is
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| 279 | * contained in the pbuf that is passed to the function. This pbuf
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| 280 | * might be chained.
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| 281 | *
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| 282 | * @param netif the lwip network interface structure for this ethernetif
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| 283 | * @param p the MAC packet to send (e.g. IP packet including MAC addresses and type)
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| 284 | * @return ERR_OK if the packet could be sent
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| 285 | * an err_t value if the packet couldn't be sent
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| 286 | *
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| 287 | * @note Returning ERR_MEM here if a DMA queue of your MAC is full can lead to
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| 288 | * strange results. You might consider waiting for space in the DMA queue
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| 289 | * to become available since the stack doesn't retry to send a packet
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| 290 | * dropped because of memory failure (except for the TCP timers).
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| 291 | */
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| 292 |
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| 293 | static err_t low_level_output(struct netif *netif, struct pbuf *p)
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| 294 | {
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| 295 | err_t errval;
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| 296 | struct pbuf *q;
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| 297 | uint8_t *buffer = (uint8_t *)(heth.TxDesc->Buffer1Addr);
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| 298 | __IO ETH_DMADescTypeDef *DmaTxDesc;
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| 299 | uint32_t framelength = 0;
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| 300 | uint32_t bufferoffset = 0;
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| 301 | uint32_t byteslefttocopy = 0;
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| 302 | uint32_t payloadoffset = 0;
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| 303 | DmaTxDesc = heth.TxDesc;
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| 304 | bufferoffset = 0;
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| 305 |
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| 306 | /* copy frame from pbufs to driver buffers */
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| 307 | for(q = p; q != NULL; q = q->next)
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| 308 | {
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| 309 | /* Is this buffer available? If not, goto error */
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| 310 | if((DmaTxDesc->Status & ETH_DMATXDESC_OWN) != (uint32_t)RESET)
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| 311 | {
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| 312 | errval = ERR_USE;
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| 313 | goto error;
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| 314 | }
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| 315 |
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| 316 | /* Get bytes in current lwIP buffer */
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| 317 | byteslefttocopy = q->len;
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| 318 | payloadoffset = 0;
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| 319 |
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| 320 | /* Check if the length of data to copy is bigger than Tx buffer size*/
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| 321 | while( (byteslefttocopy + bufferoffset) > ETH_TX_BUF_SIZE )
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| 322 | {
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| 323 | /* Copy data to Tx buffer*/
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| 324 | memcpy( (uint8_t*)((uint8_t*)buffer + bufferoffset), (uint8_t*)((uint8_t*)q->payload + payloadoffset), (ETH_TX_BUF_SIZE - bufferoffset) );
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| 325 |
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| 326 | /* Point to next descriptor */
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| 327 | DmaTxDesc = (ETH_DMADescTypeDef *)(DmaTxDesc->Buffer2NextDescAddr);
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| 328 |
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| 329 | /* Check if the buffer is available */
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| 330 | if((DmaTxDesc->Status & ETH_DMATXDESC_OWN) != (uint32_t)RESET)
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| 331 | {
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| 332 | errval = ERR_USE;
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| 333 | goto error;
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| 334 | }
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| 335 |
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| 336 | buffer = (uint8_t *)(DmaTxDesc->Buffer1Addr);
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| 337 |
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| 338 | byteslefttocopy = byteslefttocopy - (ETH_TX_BUF_SIZE - bufferoffset);
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| 339 | payloadoffset = payloadoffset + (ETH_TX_BUF_SIZE - bufferoffset);
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| 340 | framelength = framelength + (ETH_TX_BUF_SIZE - bufferoffset);
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| 341 | bufferoffset = 0;
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| 342 | }
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| 343 |
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| 344 | /* Copy the remaining bytes */
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| 345 | memcpy( (uint8_t*)((uint8_t*)buffer + bufferoffset), (uint8_t*)((uint8_t*)q->payload + payloadoffset), byteslefttocopy );
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| 346 | bufferoffset = bufferoffset + byteslefttocopy;
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| 347 | framelength = framelength + byteslefttocopy;
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| 348 | }
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| 349 |
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| 350 | /* Prepare transmit descriptors to give to DMA */
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| 351 | HAL_ETH_TransmitFrame(&heth, framelength);
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| 352 |
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| 353 | errval = ERR_OK;
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| 354 |
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| 355 | error:
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| 356 | /* When Transmit Underflow flag is set, clear it and issue a Transmit Poll Demand to resume transmission */
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| 357 | if ((heth.Instance->DMASR & ETH_DMASR_TUS) != (uint32_t)RESET)
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| 358 | {
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| 359 | /* Clear TUS ETHERNET DMA flag */
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| 360 | heth.Instance->DMASR = ETH_DMASR_TUS;
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| 361 |
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| 362 | /* Resume DMA transmission*/
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| 363 | heth.Instance->DMATPDR = 0;
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| 364 | }
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| 365 | return errval;
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| 366 | }
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| 367 |
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| 368 | /**
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| 369 | * Should allocate a pbuf and transfer the bytes of the incoming
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| 370 | * packet from the interface into the pbuf.
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| 371 | *
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| 372 | * @param netif the lwip network interface structure for this ethernetif
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| 373 | * @return a pbuf filled with the received packet (including MAC header)
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| 374 | * NULL on memory error
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| 375 | */
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| 376 | static struct pbuf * low_level_input(struct netif *netif)
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| 377 | {
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| 378 | struct pbuf *p = NULL;
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| 379 | struct pbuf *q = NULL;
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| 380 | uint16_t len = 0;
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| 381 | uint8_t *buffer;
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| 382 | __IO ETH_DMADescTypeDef *dmarxdesc;
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| 383 | uint32_t bufferoffset = 0;
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| 384 | uint32_t payloadoffset = 0;
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| 385 | uint32_t byteslefttocopy = 0;
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| 386 | uint32_t i=0;
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| 387 | HAL_StatusTypeDef status;
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| 388 | /* get received frame */
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| 389 |
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| 390 |
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| 391 | LOCK_TCPIP_CORE();
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| 392 | status = HAL_ETH_GetReceivedFrame_IT(&heth);
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| 393 | UNLOCK_TCPIP_CORE();
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| 394 |
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| 395 | if (status != HAL_OK) return NULL;
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| 396 | //else __DEBUG(DEBUG_ETH, "low level receive OK\r\n");
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| 397 |
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| 398 |
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| 399 | /* Obtain the size of the packet and put it into the "len" variable. */
|
---|
| 400 | len = heth.RxFrameInfos.length;
|
---|
| 401 | buffer = (uint8_t *)heth.RxFrameInfos.buffer;
|
---|
| 402 |
|
---|
| 403 | if (len > 0)
|
---|
| 404 | {
|
---|
| 405 | /* We allocate a pbuf chain of pbufs from the Lwip buffer pool */
|
---|
| 406 | p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
|
---|
| 407 | }
|
---|
| 408 |
|
---|
| 409 | if (p != NULL)
|
---|
| 410 | {
|
---|
| 411 | dmarxdesc = heth.RxFrameInfos.FSRxDesc;
|
---|
| 412 | bufferoffset = 0;
|
---|
| 413 | for(q = p; q != NULL; q = q->next)
|
---|
| 414 | {
|
---|
| 415 | byteslefttocopy = q->len;
|
---|
| 416 | payloadoffset = 0;
|
---|
| 417 |
|
---|
| 418 | /* Check if the length of bytes to copy in current pbuf is bigger than Rx buffer size*/
|
---|
| 419 | while( (byteslefttocopy + bufferoffset) > ETH_RX_BUF_SIZE )
|
---|
| 420 | {
|
---|
| 421 | /* Copy data to pbuf */
|
---|
| 422 | memcpy( (uint8_t*)((uint8_t*)q->payload + payloadoffset), (uint8_t*)((uint8_t*)buffer + bufferoffset), (ETH_RX_BUF_SIZE - bufferoffset));
|
---|
| 423 |
|
---|
| 424 | /* Point to next descriptor */
|
---|
| 425 | dmarxdesc = (ETH_DMADescTypeDef *)(dmarxdesc->Buffer2NextDescAddr);
|
---|
| 426 | buffer = (uint8_t *)(dmarxdesc->Buffer1Addr);
|
---|
| 427 |
|
---|
| 428 | byteslefttocopy = byteslefttocopy - (ETH_RX_BUF_SIZE - bufferoffset);
|
---|
| 429 | payloadoffset = payloadoffset + (ETH_RX_BUF_SIZE - bufferoffset);
|
---|
| 430 | bufferoffset = 0;
|
---|
| 431 | }
|
---|
| 432 | /* Copy remaining data in pbuf */
|
---|
| 433 | memcpy( (uint8_t*)((uint8_t*)q->payload + payloadoffset), (uint8_t*)((uint8_t*)buffer + bufferoffset), byteslefttocopy);
|
---|
| 434 | bufferoffset = bufferoffset + byteslefttocopy;
|
---|
| 435 | }
|
---|
| 436 | }
|
---|
| 437 |
|
---|
| 438 | /* Release descriptors to DMA */
|
---|
| 439 | /* Point to first descriptor */
|
---|
| 440 | dmarxdesc = heth.RxFrameInfos.FSRxDesc;
|
---|
| 441 | /* Set Own bit in Rx descriptors: gives the buffers back to DMA */
|
---|
| 442 | for (i=0; i< heth.RxFrameInfos.SegCount; i++)
|
---|
| 443 | {
|
---|
| 444 | dmarxdesc->Status |= ETH_DMARXDESC_OWN;
|
---|
| 445 | dmarxdesc = (ETH_DMADescTypeDef *)(dmarxdesc->Buffer2NextDescAddr);
|
---|
| 446 | }
|
---|
| 447 |
|
---|
| 448 | /* Clear Segment_Count */
|
---|
| 449 | heth.RxFrameInfos.SegCount =0;
|
---|
| 450 |
|
---|
| 451 | /* When Rx Buffer unavailable flag is set: clear it and resume reception */
|
---|
| 452 | if ((heth.Instance->DMASR & ETH_DMASR_RBUS) != (uint32_t)RESET)
|
---|
| 453 | {
|
---|
| 454 | /* Clear RBUS ETHERNET DMA flag */
|
---|
| 455 | heth.Instance->DMASR = ETH_DMASR_RBUS;
|
---|
| 456 | /* Resume DMA reception */
|
---|
| 457 | heth.Instance->DMARPDR = 0;
|
---|
| 458 | }
|
---|
| 459 | return p;
|
---|
| 460 | }
|
---|
| 461 |
|
---|
| 462 | /**
|
---|
| 463 | * This function should be called when a packet is ready to be read
|
---|
| 464 | * from the interface. It uses the function low_level_input() that
|
---|
| 465 | * should handle the actual reception of bytes from the network
|
---|
| 466 | * interface. Then the type of the received packet is determined and
|
---|
| 467 | * the appropriate input function is called.
|
---|
| 468 | *
|
---|
| 469 | * @param netif the lwip network interface structure for this ethernetif
|
---|
| 470 | */
|
---|
| 471 | //uint32_t RxCount = 0;
|
---|
| 472 |
|
---|
| 473 | /**void my_ethernetif_input(struct netif *netif)
|
---|
| 474 | {
|
---|
| 475 | struct eth_hdr *ethhdr;
|
---|
| 476 | struct pbuf *p;
|
---|
| 477 | do{
|
---|
| 478 | p = low_level_input(netif);
|
---|
| 479 | if(p == NULL) return;
|
---|
| 480 |
|
---|
| 481 | heth.RxDesc->Status = ETH_DMARXDESC_OWN;
|
---|
| 482 | ethhdr = p->payload;
|
---|
| 483 | if((eth_addr_cmp(ðhdr->dest, &MACAddr)) && (htons(ethhdr->type) == ETHTYPE_IP)){
|
---|
| 484 | RxCount++;
|
---|
| 485 | __DEBUG(DEBUG_ETH, "rx packet count - %d\r\n", RxCount);
|
---|
| 486 | }
|
---|
| 487 | if (netif->input( p, netif) != ERR_OK )
|
---|
| 488 | {
|
---|
| 489 | pbuf_free(p);
|
---|
| 490 | p = NULL;
|
---|
| 491 | }
|
---|
| 492 |
|
---|
| 493 | }while(1);
|
---|
| 494 | }*/
|
---|
| 495 | //#include "ip_addr.h"
|
---|
| 496 |
|
---|
| 497 | void ethernetif_inp(void)
|
---|
| 498 | {
|
---|
| 499 | // struct pbuf *p;
|
---|
| 500 | // //network_settings *net_table =(network_settings*) argument;;
|
---|
| 501 | //// struct netif *netif;
|
---|
| 502 | // struct ip_hdr *iphdr;
|
---|
| 503 | // struct eth_hdr *ethhdr;
|
---|
| 504 | // ip4_addr_t addrIP;
|
---|
| 505 | // uint32_t dest = 0xC800A8C0;
|
---|
| 506 | // ip4_addr_t addrIP;
|
---|
| 507 | // uint8_t iphdr_hlen;
|
---|
| 508 | // ip4_addr_p_t ret;
|
---|
| 509 | // struct udp_hdr *udphdr;
|
---|
| 510 | // struct udp_hdr *udphdr;
|
---|
| 511 | // network_settings *net_table =(network_settings*) argument;;
|
---|
| 512 | //
|
---|
| 513 | // if(osSemaphoreWait(s_xSemaphore, portMAX_DELAY) == osOK){
|
---|
| 514 | // do
|
---|
| 515 | // {
|
---|
| 516 | // // LOCK_TCPIP_CORE();
|
---|
| 517 | // p = low_level_input(NULL);
|
---|
| 518 | // if (p != NULL)
|
---|
| 519 | // {
|
---|
| 520 | //
|
---|
| 521 | //// if (netif_list->input( p, &table_network[1].netif) != ERR_OK )
|
---|
| 522 | //// {
|
---|
| 523 | //// pbuf_free(p);
|
---|
| 524 | //// p = NULL;
|
---|
| 525 | //// }
|
---|
| 526 | //
|
---|
| 527 | // ethhdr = p->payload;
|
---|
| 528 | // if (eth_addr_cmp(ðhdr->dest, ðbroadcast)){
|
---|
| 529 | // __DEBUG(DEBUG_SERVCE, "broadcast ");
|
---|
| 530 | // }
|
---|
| 531 | //
|
---|
| 532 | // pbuf_header(p, -14);
|
---|
| 533 | // iphdr = (struct ip_hdr *)p->payload;
|
---|
| 534 | // __DEBUG(DEBUG_SERVCE, "ip dest - %08X\r\n", iphdr->dest);
|
---|
| 535 | // pbuf_header(p, 14);
|
---|
| 536 | //
|
---|
| 537 | // for(uint8_t i = 0; i < MAX_IP; i++){
|
---|
| 538 | // ip4addr_aton(table_network[i].ipv4_addr, &addrIP);
|
---|
| 539 | // if(addrIP.addr == iphdr->dest.addr){
|
---|
| 540 | //
|
---|
| 541 | //// if ((netif_list + i)->input( p, (netif_list + i)) != ERR_OK ){
|
---|
| 542 | //// pbuf_free(p);
|
---|
| 543 | //// p = NULL;
|
---|
| 544 | //// return;
|
---|
| 545 | //// }
|
---|
| 546 | // }
|
---|
| 547 | // }
|
---|
| 548 | // pbuf_free(p);
|
---|
| 549 | // p = NULL;
|
---|
| 550 | //
|
---|
| 551 | //
|
---|
| 552 | //
|
---|
| 553 | //
|
---|
| 554 | //
|
---|
| 555 | //
|
---|
| 556 | //// if (netif_list->input( p, &table_network[0].netif) != ERR_OK )
|
---|
| 557 | //// {
|
---|
| 558 | ////
|
---|
| 559 | //// }
|
---|
| 560 | //
|
---|
| 561 | //
|
---|
| 562 | //// if (netif_list->input( p, netif_list) != ERR_OK )
|
---|
| 563 | //// {
|
---|
| 564 | //// pbuf_free(p);
|
---|
| 565 | //// p = NULL;
|
---|
| 566 | //// }
|
---|
| 567 | // //heth.RxDesc->Status = ETH_DMARXDESC_OWN;
|
---|
| 568 | // /* ethhdr = p->payload;
|
---|
| 569 | // iphdr_hlen = IPH_HL_BYTES(iphdr);
|
---|
| 570 | //// pbuf_header(p, -iphdr_hlen);
|
---|
| 571 | //// struct udp_hdr *udphdr = (struct udp_hdr *)p->payload;
|
---|
| 572 | //// pbuf_header(p, iphdr_hlen);
|
---|
| 573 | // if((eth_addr_cmp(ðhdr->dest, &MACAddr)) && (htons(ethhdr->type) == ETHTYPE_IP)){
|
---|
| 574 | // RxCount++;
|
---|
| 575 | // __DEBUG(DEBUG_ETH, "rx packet count - %d\r\n", RxCount);
|
---|
| 576 | // } */
|
---|
| 577 | //
|
---|
| 578 | //// ethhdr = p->payload;
|
---|
| 579 | //// if (eth_addr_cmp(ðhdr->dest, ðbroadcast)){ // øèðîêîâåùàëêà
|
---|
| 580 | //// iphdr = (struct ip_hdr *)p->payload;
|
---|
| 581 | //// for(uint8_t i = 0; i < MAX_IP; i++){
|
---|
| 582 | //// ip4addr_aton(net_table[i].ipv4_addr, &addrIP);
|
---|
| 583 | //// ret = addrIP.addr;
|
---|
| 584 | //// if(ip_addr_cmp(&addrIP, iphdr->dest)){
|
---|
| 585 | //// p->if_idx = i;
|
---|
| 586 | //// if (netif->input( p, netif_list) != ERR_OK )
|
---|
| 587 | //// {
|
---|
| 588 | //// pbuf_free(p);
|
---|
| 589 | //// p = NULL;
|
---|
| 590 | //// }
|
---|
| 591 | //// break;
|
---|
| 592 | //// }
|
---|
| 593 | //// }
|
---|
| 594 | //// }
|
---|
| 595 | //// for(uint8_t i = 0; i < MAX_IP; i++){
|
---|
| 596 | //// if(eth_addr_cmp(ðhdr->dest, &net_table[i].haddr)){
|
---|
| 597 | ////
|
---|
| 598 | ////
|
---|
| 599 | //// p->if_idx = i;
|
---|
| 600 | //// if (netif->input( p, netif_list) != ERR_OK )
|
---|
| 601 | //// {
|
---|
| 602 | //// pbuf_free(p);
|
---|
| 603 | //// p = NULL;
|
---|
| 604 | //// }
|
---|
| 605 | //// break;
|
---|
| 606 | //// /*pbuf_header(p, -iphdr_hlen);
|
---|
| 607 | //// udphdr = (struct udp_hdr *)p->payload;
|
---|
| 608 | //// pbuf_header(p, iphdr_hlen);*/
|
---|
| 609 | ////
|
---|
| 610 | ////
|
---|
| 611 | //// //ip_addr_cmp(, addrIP)
|
---|
| 612 | //// }
|
---|
| 613 | //// }
|
---|
| 614 | //
|
---|
| 615 | //// if (netif->input( p, netif) != ERR_OK )
|
---|
| 616 | //// {
|
---|
| 617 | //// pbuf_free(p);
|
---|
| 618 | //// p = NULL;
|
---|
| 619 | //// }
|
---|
| 620 | // }
|
---|
| 621 | // // UNLOCK_TCPIP_CORE();
|
---|
| 622 | // } while(p!=NULL);
|
---|
| 623 | // }
|
---|
| 624 | }
|
---|
| 625 |
|
---|
| 626 | #include "log_and_debug.h"
|
---|
| 627 | #include "stm32f4xx_hal.h"
|
---|
| 628 | void ethernetif_input(void const * argument)
|
---|
| 629 | {
|
---|
| 630 | struct pbuf *p;
|
---|
| 631 | struct netif *netif;
|
---|
| 632 | struct ip_hdr *iphdr;
|
---|
| 633 | struct eth_hdr *ethhdr;
|
---|
| 634 | struct etharp_hdr *arphdr;
|
---|
| 635 | ip4_addr_t dipaddr;
|
---|
| 636 |
|
---|
| 637 | for( ;; )
|
---|
| 638 | {
|
---|
| 639 | if(osSemaphoreWait(s_xSemaphore, TIME_WAITING_FOR_INPUT) == osOK)
|
---|
| 640 | {
|
---|
| 641 | do
|
---|
| 642 | {
|
---|
| 643 | p = low_level_input(NULL);
|
---|
| 644 | if (p != NULL)
|
---|
| 645 | {
|
---|
| 646 | netif = NULL;
|
---|
| 647 | ethhdr = p->payload;
|
---|
| 648 | pbuf_header(p, -14);
|
---|
| 649 | switch (htons(ethhdr->type)) {
|
---|
| 650 | case ETHTYPE_IP:
|
---|
| 651 | iphdr = (struct ip_hdr *)p->payload;
|
---|
| 652 | NETIF_FOREACH(netif){
|
---|
| 653 | if(iphdr->dest.addr == netif->ip_addr.addr) {
|
---|
| 654 | if((netif->flags & NETIF_FLAG_UP) == NETIF_FLAG_UP) break;
|
---|
| 655 | }
|
---|
| 656 | }
|
---|
| 657 | break;
|
---|
| 658 | case ETHTYPE_ARP:
|
---|
| 659 | arphdr = (struct etharp_hdr *)p->payload;
|
---|
| 660 | IPADDR_WORDALIGNED_COPY_TO_IP4_ADDR_T(&dipaddr, &arphdr->dipaddr);
|
---|
| 661 | NETIF_FOREACH(netif){
|
---|
| 662 | if(dipaddr.addr == netif->ip_addr.addr) {
|
---|
| 663 | if((netif->flags & NETIF_FLAG_UP) == NETIF_FLAG_UP) break;
|
---|
| 664 | }
|
---|
| 665 | }
|
---|
| 666 | break;
|
---|
| 667 | }
|
---|
| 668 | pbuf_header(p, 14);
|
---|
| 669 |
|
---|
| 670 | if(netif != NULL){
|
---|
| 671 | if (netif->input(p, netif) != ERR_OK )
|
---|
| 672 | {
|
---|
| 673 | pbuf_free(p);
|
---|
| 674 | p = NULL;
|
---|
| 675 | }
|
---|
| 676 | }
|
---|
| 677 | else {
|
---|
| 678 | pbuf_free(p);
|
---|
| 679 | p = NULL;
|
---|
| 680 | }
|
---|
| 681 | }
|
---|
| 682 | } while(p!=NULL);
|
---|
| 683 | }
|
---|
| 684 | }
|
---|
| 685 | }
|
---|
| 686 |
|
---|
| 687 | #if !LWIP_ARP
|
---|
| 688 | /**
|
---|
| 689 | * This function has to be completed by user in case of ARP OFF.
|
---|
| 690 | *
|
---|
| 691 | * @param netif the lwip network interface structure for this ethernetif
|
---|
| 692 | * @return ERR_OK if ...
|
---|
| 693 | */
|
---|
| 694 | static err_t low_level_output_arp_off(struct netif *netif, struct pbuf *q, const ip4_addr_t *ipaddr)
|
---|
| 695 | {
|
---|
| 696 | err_t errval;
|
---|
| 697 | errval = ERR_OK;
|
---|
| 698 |
|
---|
| 699 | /* USER CODE BEGIN 5 */
|
---|
| 700 |
|
---|
| 701 | /* USER CODE END 5 */
|
---|
| 702 |
|
---|
| 703 | return errval;
|
---|
| 704 |
|
---|
| 705 | }
|
---|
| 706 | #endif /* LWIP_ARP */
|
---|
| 707 |
|
---|
| 708 | /**
|
---|
| 709 | * Should be called at the beginning of the program to set up the
|
---|
| 710 | * network interface. It calls the function low_level_init() to do the
|
---|
| 711 | * actual setup of the hardware.
|
---|
| 712 | *
|
---|
| 713 | * This function should be passed as a parameter to netif_add().
|
---|
| 714 | *
|
---|
| 715 | * @param netif the lwip network interface structure for this ethernetif
|
---|
| 716 | * @return ERR_OK if the loopif is initialized
|
---|
| 717 | * ERR_MEM if private data couldn't be allocated
|
---|
| 718 | * any other err_t on error
|
---|
| 719 | */
|
---|
| 720 | err_t ethernetif_init(struct netif *netif)
|
---|
| 721 | {
|
---|
| 722 | LWIP_ASSERT("netif != NULL", (netif != NULL));
|
---|
| 723 |
|
---|
| 724 | #if LWIP_NETIF_HOSTNAME
|
---|
| 725 | /* Initialize interface hostname */
|
---|
| 726 | netif->hostname = "lwip";
|
---|
| 727 | #endif /* LWIP_NETIF_HOSTNAME */
|
---|
| 728 |
|
---|
| 729 | netif->name[0] = IFNAME0;
|
---|
| 730 | netif->name[1] = IFNAME1;
|
---|
| 731 | /* We directly use etharp_output() here to save a function call.
|
---|
| 732 | * You can instead declare your own function an call etharp_output()
|
---|
| 733 | * from it if you have to do some checks before sending (e.g. if link
|
---|
| 734 | * is available...) */
|
---|
| 735 |
|
---|
| 736 | #if LWIP_IPV4
|
---|
| 737 | #if LWIP_ARP || LWIP_ETHERNET
|
---|
| 738 | #if LWIP_ARP
|
---|
| 739 | netif->output = etharp_output;
|
---|
| 740 | #else
|
---|
| 741 | /* The user should write its own code in low_level_output_arp_off function */
|
---|
| 742 | netif->output = low_level_output_arp_off;
|
---|
| 743 | #endif /* LWIP_ARP */
|
---|
| 744 | #endif /* LWIP_ARP || LWIP_ETHERNET */
|
---|
| 745 | #endif /* LWIP_IPV4 */
|
---|
| 746 |
|
---|
| 747 | #if LWIP_IPV6
|
---|
| 748 | netif->output_ip6 = ethip6_output;
|
---|
| 749 | #endif /* LWIP_IPV6 */
|
---|
| 750 |
|
---|
| 751 | netif->linkoutput = low_level_output;
|
---|
| 752 |
|
---|
| 753 | /* initialize the hardware */
|
---|
| 754 | // low_level_init(netif);
|
---|
| 755 |
|
---|
| 756 | return ERR_OK;
|
---|
| 757 | }
|
---|
| 758 |
|
---|
| 759 | /* USER CODE BEGIN 6 */
|
---|
| 760 |
|
---|
| 761 | /**
|
---|
| 762 | * @brief Returns the current time in milliseconds
|
---|
| 763 | * when LWIP_TIMERS == 1 and NO_SYS == 1
|
---|
| 764 | * @param None
|
---|
| 765 | * @retval Time
|
---|
| 766 | */
|
---|
| 767 | u32_t sys_jiffies(void)
|
---|
| 768 | {
|
---|
| 769 | return HAL_GetTick();
|
---|
| 770 | }
|
---|
| 771 |
|
---|
| 772 | /**
|
---|
| 773 | * @brief Returns the current time in milliseconds
|
---|
| 774 | * when LWIP_TIMERS == 1 and NO_SYS == 1
|
---|
| 775 | * @param None
|
---|
| 776 | * @retval Time
|
---|
| 777 | */
|
---|
| 778 | u32_t sys_now(void)
|
---|
| 779 | {
|
---|
| 780 | return HAL_GetTick();
|
---|
| 781 | }
|
---|
| 782 |
|
---|
| 783 | /* USER CODE END 6 */
|
---|
| 784 |
|
---|
| 785 | /* USER CODE BEGIN 7 */
|
---|
| 786 |
|
---|
| 787 | /* USER CODE END 7 */
|
---|
| 788 |
|
---|
| 789 | #if LWIP_NETIF_LINK_CALLBACK
|
---|
| 790 | /**
|
---|
| 791 | * @brief Link callback function, this function is called on change of link status
|
---|
| 792 | * to update low level driver configuration.
|
---|
| 793 | * @param netif: The network interface
|
---|
| 794 | * @retval None
|
---|
| 795 | */
|
---|
| 796 | void ethernetif_update_config(struct netif *netif)
|
---|
| 797 | {
|
---|
| 798 | __IO uint32_t tickstart = 0;
|
---|
| 799 | uint32_t regvalue = 0;
|
---|
| 800 |
|
---|
| 801 | if(netif_is_link_up(netif))
|
---|
| 802 | {
|
---|
| 803 | /* Restart the auto-negotiation */
|
---|
| 804 | if(heth.Init.AutoNegotiation != ETH_AUTONEGOTIATION_DISABLE)
|
---|
| 805 | {
|
---|
| 806 | /* Enable Auto-Negotiation */
|
---|
| 807 | HAL_ETH_WritePHYRegister(&heth, PHY_BCR, PHY_AUTONEGOTIATION);
|
---|
| 808 |
|
---|
| 809 | /* Get tick */
|
---|
| 810 | tickstart = HAL_GetTick();
|
---|
| 811 |
|
---|
| 812 | /* Wait until the auto-negotiation will be completed */
|
---|
| 813 | do
|
---|
| 814 | {
|
---|
| 815 | HAL_ETH_ReadPHYRegister(&heth, PHY_BSR, ®value);
|
---|
| 816 |
|
---|
| 817 | /* Check for the Timeout ( 1s ) */
|
---|
| 818 | if((HAL_GetTick() - tickstart ) > 1000)
|
---|
| 819 | {
|
---|
| 820 | /* In case of timeout */
|
---|
| 821 | goto error;
|
---|
| 822 | }
|
---|
| 823 | } while (((regvalue & PHY_AUTONEGO_COMPLETE) != PHY_AUTONEGO_COMPLETE));
|
---|
| 824 |
|
---|
| 825 | /* Read the result of the auto-negotiation */
|
---|
| 826 | HAL_ETH_ReadPHYRegister(&heth, PHY_SR, ®value);
|
---|
| 827 |
|
---|
| 828 | /* Configure the MAC with the Duplex Mode fixed by the auto-negotiation process */
|
---|
| 829 | if((regvalue & PHY_DUPLEX_STATUS) != (uint32_t)RESET)
|
---|
| 830 | {
|
---|
| 831 | /* Set Ethernet duplex mode to Full-duplex following the auto-negotiation */
|
---|
| 832 | heth.Init.DuplexMode = ETH_MODE_FULLDUPLEX;
|
---|
| 833 | }
|
---|
| 834 | else
|
---|
| 835 | {
|
---|
| 836 | /* Set Ethernet duplex mode to Half-duplex following the auto-negotiation */
|
---|
| 837 | heth.Init.DuplexMode = ETH_MODE_HALFDUPLEX;
|
---|
| 838 | }
|
---|
| 839 | /* Configure the MAC with the speed fixed by the auto-negotiation process */
|
---|
| 840 | if(regvalue & PHY_SPEED_STATUS)
|
---|
| 841 | {
|
---|
| 842 | /* Set Ethernet speed to 10M following the auto-negotiation */
|
---|
| 843 | heth.Init.Speed = ETH_SPEED_10M;
|
---|
| 844 | }
|
---|
| 845 | else
|
---|
| 846 | {
|
---|
| 847 | /* Set Ethernet speed to 100M following the auto-negotiation */
|
---|
| 848 | heth.Init.Speed = ETH_SPEED_100M;
|
---|
| 849 | }
|
---|
| 850 | }
|
---|
| 851 | else /* AutoNegotiation Disable */
|
---|
| 852 | {
|
---|
| 853 | error :
|
---|
| 854 | /* Check parameters */
|
---|
| 855 | assert_param(IS_ETH_SPEED(heth.Init.Speed));
|
---|
| 856 | assert_param(IS_ETH_DUPLEX_MODE(heth.Init.DuplexMode));
|
---|
| 857 |
|
---|
| 858 | /* Set MAC Speed and Duplex Mode to PHY */
|
---|
| 859 | HAL_ETH_WritePHYRegister(&heth, PHY_BCR, ((uint16_t)(heth.Init.DuplexMode >> 3) |
|
---|
| 860 | (uint16_t)(heth.Init.Speed >> 1)));
|
---|
| 861 | }
|
---|
| 862 |
|
---|
| 863 | /* ETHERNET MAC Re-Configuration */
|
---|
| 864 | HAL_ETH_ConfigMAC(&heth, (ETH_MACInitTypeDef *) NULL);
|
---|
| 865 |
|
---|
| 866 | /* Restart MAC interface */
|
---|
| 867 | HAL_ETH_Start(&heth);
|
---|
| 868 | }
|
---|
| 869 | else
|
---|
| 870 | {
|
---|
| 871 | /* Stop MAC interface */
|
---|
| 872 | HAL_ETH_Stop(&heth);
|
---|
| 873 | }
|
---|
| 874 |
|
---|
| 875 | ethernetif_notify_conn_changed(netif);
|
---|
| 876 | }
|
---|
| 877 |
|
---|
| 878 | /* USER CODE BEGIN 8 */
|
---|
| 879 | /**
|
---|
| 880 | * @brief This function notify user about link status changement.
|
---|
| 881 | * @param netif: the network interface
|
---|
| 882 | * @retval None
|
---|
| 883 | */
|
---|
| 884 | __weak void ethernetif_notify_conn_changed(struct netif *netif)
|
---|
| 885 | {
|
---|
| 886 | /* NOTE : This is function could be implemented in user file
|
---|
| 887 | when the callback is needed,
|
---|
| 888 | */
|
---|
| 889 |
|
---|
| 890 | }
|
---|
| 891 | /* USER CODE END 8 */
|
---|
| 892 | #endif /* LWIP_NETIF_LINK_CALLBACK */
|
---|
| 893 |
|
---|
| 894 | /* USER CODE BEGIN 9 */
|
---|
| 895 |
|
---|
| 896 | /* USER CODE END 9 */
|
---|
| 897 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|
---|
| 898 |
|
---|