/**
******************************************************************************
* @file stm32f4x7_eth_bsp.c
* @author MCD Application Team
* @version V1.0.0
* @date 31-October-2011
* @brief STM32F4x7 Ethernet hardware configuration.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* © Portions COPYRIGHT 2011 STMicroelectronics
******************************************************************************
*/
/**
******************************************************************************
* © Portions COPYRIGHT 2012 Embest Tech. Co., Ltd.
* @file stm32f4x7_eth_bsp.c
* @author CMP Team
* @version V1.0.0
* @date 28-December-2012
* @brief STM32F4x7 Ethernet hardware configuration.
* Modified to support the STM32F4DISCOVERY, STM32F4DIS-BB and
* STM32F4DIS-LCD modules.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, Embest SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT
* OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
* OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION
* CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f4x7_eth.h"
#include "stm32f4x7_eth_bsp.h"
#include "main.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
__IO uint32_t EthInitStatus = 0;
/* Private function prototypes -----------------------------------------------*/
static void ETH_GPIO_Config(void);
static void ETH_MACDMA_Config(void);
/* Private functions ---------------------------------------------------------*/
/**
* @brief ETH_BSP_Config
* @param None
* @retval None
*/
void ETH_BSP_Config(void)
{
/* Configure the GPIO ports for ethernet pins */
ETH_GPIO_Config();
/* Config NVIC for Ethernet */
//ETH_NVIC_Config();
/* Configure the Ethernet MAC/DMA */
ETH_MACDMA_Config();
if (EthInitStatus == 0) {
// LCD_SetTextColor(LCD_COLOR_RED);
// LCD_DisplayStringLine(Line5, (uint8_t*)" Ethernet Init ");
// LCD_DisplayStringLine(Line6, (uint8_t*)" failed ");
// STM_EVAL_LEDOn(LED5);
while(1);
}
}
/**
* @brief Configures the Ethernet Interface
* @param None
* @retval None
*/
static void ETH_MACDMA_Config(void)
{
ETH_InitTypeDef ETH_InitStructure;
/* Enable ETHERNET clock */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_ETH_MAC | RCC_AHB1Periph_ETH_MAC_Tx |
RCC_AHB1Periph_ETH_MAC_Rx, ENABLE);
/* Reset ETHERNET on AHB Bus */
ETH_DeInit();
/* Software reset */
ETH_SoftwareReset();
/* Wait for software reset */
while (ETH_GetSoftwareResetStatus() == SET);
/* ETHERNET Configuration --------------------------------------------------*/
/* Call ETH_StructInit if you don't like to configure all ETH_InitStructure parameter */
ETH_StructInit(Ð_InitStructure);
/* Fill ETH_InitStructure parametrs */
/*------------------------ MAC -----------------------------------*/
ETH_InitStructure.ETH_AutoNegotiation = ETH_AutoNegotiation_Enable;
//ETH_InitStructure.ETH_AutoNegotiation = ETH_AutoNegotiation_Disable;
// ETH_InitStructure.ETH_Speed = ETH_Speed_10M;
// ETH_InitStructure.ETH_Mode = ETH_Mode_FullDuplex;
ETH_InitStructure.ETH_LoopbackMode = ETH_LoopbackMode_Disable;
ETH_InitStructure.ETH_RetryTransmission = ETH_RetryTransmission_Disable;
ETH_InitStructure.ETH_AutomaticPadCRCStrip = ETH_AutomaticPadCRCStrip_Disable;
ETH_InitStructure.ETH_ReceiveAll = ETH_ReceiveAll_Disable;
ETH_InitStructure.ETH_BroadcastFramesReception = ETH_BroadcastFramesReception_Enable;
ETH_InitStructure.ETH_PromiscuousMode = ETH_PromiscuousMode_Disable;
ETH_InitStructure.ETH_MulticastFramesFilter = ETH_MulticastFramesFilter_Perfect;
ETH_InitStructure.ETH_UnicastFramesFilter = ETH_UnicastFramesFilter_Perfect;
#ifdef CHECKSUM_BY_HARDWARE
ETH_InitStructure.ETH_ChecksumOffload = ETH_ChecksumOffload_Enable;
#endif
/*------------------------ DMA -----------------------------------*/
/* When we use the Checksum offload feature, we need to enable the Store and Forward mode:
the store and forward guarantee that a whole frame is stored in the FIFO, so the MAC can insert/verify the checksum,
if the checksum is OK the DMA can handle the frame otherwise the frame is dropped */
ETH_InitStructure.ETH_DropTCPIPChecksumErrorFrame = ETH_DropTCPIPChecksumErrorFrame_Enable;
ETH_InitStructure.ETH_ReceiveStoreForward = ETH_ReceiveStoreForward_Enable;
ETH_InitStructure.ETH_TransmitStoreForward = ETH_TransmitStoreForward_Enable;
ETH_InitStructure.ETH_ForwardErrorFrames = ETH_ForwardErrorFrames_Disable;
ETH_InitStructure.ETH_ForwardUndersizedGoodFrames = ETH_ForwardUndersizedGoodFrames_Disable;
ETH_InitStructure.ETH_SecondFrameOperate = ETH_SecondFrameOperate_Enable;
ETH_InitStructure.ETH_AddressAlignedBeats = ETH_AddressAlignedBeats_Enable;
ETH_InitStructure.ETH_FixedBurst = ETH_FixedBurst_Enable;
ETH_InitStructure.ETH_RxDMABurstLength = ETH_RxDMABurstLength_32Beat;
ETH_InitStructure.ETH_TxDMABurstLength = ETH_TxDMABurstLength_32Beat;
ETH_InitStructure.ETH_DMAArbitration = ETH_DMAArbitration_RoundRobin_RxTx_2_1;
/* Configure Ethernet */
EthInitStatus = ETH_Init(Ð_InitStructure, LAN8720_PHY_ADDRESS);
/* Enable the Ethernet Rx Interrupt */
ETH_DMAITConfig(ETH_DMA_IT_NIS | ETH_DMA_IT_R, ENABLE);
}
/**
* @brief Configures the different GPIO ports.
* @param None
* @retval None
*/
void ETH_GPIO_Config(void)
{
volatile uint32_t i;
GPIO_InitTypeDef GPIO_InitStructure;
/* Enable GPIOs clocks */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB
| RCC_AHB1Periph_GPIOC, ENABLE);
/* Enable SYSCFG clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
/* MII/RMII Media interface selection --------------------------------------*/
SYSCFG_ETH_MediaInterfaceConfig(SYSCFG_ETH_MediaInterface_RMII);
/* Ethernet pins configuration ************************************************/
/*
ETH_MDIO --------------> PA2 +
ETH_MDC ---------------> PC1 +
ETH_RMII_REF_CLK-------> PA1 +
ETH_RMII_CRS_DV -------> PA7 +
ETH_MII_RX_ER -------> PB10 -
ETH_RMII_RXD0 -------> PC4 +
ETH_RMII_RXD1 -------> PC5 +
ETH_RMII_TX_EN -------> PB11 +
ETH_RMII_TXD0 -------> PB12 +
ETH_RMII_TXD1 -------> PB13 +
ETH_RST_PIN -------> PE2 - замена на PE13
*/
#ifdef HARDWARE_BT6711
#define ETH_RST_PIN GPIO_Pin_7
#else
#define ETH_RST_PIN GPIO_Pin_13
#endif
/* Configure PA1,PA2 and PA7 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_7;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource2, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOA, GPIO_PinSource7, GPIO_AF_ETH);
/* Configure PB10,PB11,PB12 and PB13 */
GPIO_InitStructure.GPIO_Pin = /* GPIO_Pin_10 | */ GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13;
GPIO_Init(GPIOB, &GPIO_InitStructure);
//GPIO_PinAFConfig(GPIOB, GPIO_PinSource10, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource11, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource12, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOB, GPIO_PinSource13, GPIO_AF_ETH);
/* Configure PC1, PC4 and PC5 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource1, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource4, GPIO_AF_ETH);
GPIO_PinAFConfig(GPIOC, GPIO_PinSource5, GPIO_AF_ETH);
/* Configure the PHY RST pin */
GPIO_InitStructure.GPIO_Pin = ETH_RST_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_ResetBits(GPIOE, ETH_RST_PIN);
for (i = 0; i < 20000; i++);
GPIO_SetBits(GPIOE, ETH_RST_PIN);
for (i = 0; i < 20000; i++);
}
/*********** Portions COPYRIGHT 2012 Embest Tech. Co., Ltd.*****END OF FILE****/