main.c

stm32-eth例子

/**
  ******************************************************************************
  * @file    main.c 
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    06/19/2009
  * @brief   Main program body
  ******************************************************************************
  * @copy
  *
  * 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.
  *
  * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
  */ 

/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"
#include "stm32_eval.h"
#include "stm3210c_eval_lcd.h"
#include "stm32_eth.h"
#include <stdio.h>
#include "uip.h"

/** @addtogroup Webserver_Demo_uIP
  * @{
  */

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/*---------------LCD Messages ------------------------------------------------*/
#define MESSAGE1   " STM32 Connectivity " 
#define MESSAGE2   "     Line Device    " 
#define MESSAGE3   "WebServer Demo based"
#define MESSAGE4   "      on uIP        "
#define MESSAGE5   " IP address is:     "
#define MESSAGE6   "    192.168.0.8     "

#define DP83848_PHY        /* Ethernet pins mapped on STM3210C-EVAL Board */
#define PHY_ADDRESS       0x01 /* Relative to STM3210C-EVAL Board */


#define MII_MODE          /* MII mode for STM3210C-EVAL Board (MB784) (check jumpers setting) */
//#define RMII_MODE       /* RMII mode for STM3210C-EVAL Board (MB784) (check jumpers setting) */

 #define ETH_RXBUFNB        8 
 #define ETH_TXBUFNB        2 

/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
ETH_InitTypeDef ETH_InitStructure;
/* Ethernet Rx & Tx DMA Descriptors */
ETH_DMADESCTypeDef  DMARxDscrTab[ETH_RXBUFNB], DMATxDscrTab[ETH_TXBUFNB];
/* Ethernet buffers */
u8 Rx_Buff[ETH_RXBUFNB][ETH_MAX_PACKET_SIZE], Tx_Buff[ETH_TXBUFNB][ETH_MAX_PACKET_SIZE]; 
ErrorStatus HSEStartUpStatus;
vu32 Value = 0;
 
/* Private function prototypes -----------------------------------------------*/
#ifdef __GNUC__
/* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf
   set to 'Yes') calls __io_putchar() */
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
#else
#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
#endif /* __GNUC__ */

/* Private functions ---------------------------------------------------------*/
void RCC_Configuration(void);
void GPIO_Configuration(void);
void NVIC_Configuration(void);
void ADC_Configuration(void);
void uIPMain(void);

/**
  * @brief  Main program.
  * @param  None
  * @retval None
  */
int main(void)
{
  /* Setup STM32 system (clock, PLL and Flash configuration) */
  SystemInit();

  /* Initialize LEDs **********************************************************/
  STM_EVAL_LEDInit(LED1);
  STM_EVAL_LEDInit(LED2);
  STM_EVAL_LEDInit(LED3);
  STM_EVAL_LEDInit(LED4);

  /* Turn on leds available on STM3210X-EVAL **********************************/
  STM_EVAL_LEDOn(LED1);
  STM_EVAL_LEDOn(LED2);
  STM_EVAL_LEDOn(LED3);
  STM_EVAL_LEDOn(LED4);

  /* System Clocks Configuration */
  RCC_Configuration();
       
  /* NVIC configuration */
  NVIC_Configuration();

  /* ADC configuration */
  ADC_Configuration();

  /* ETHERNET pins remapp in STM3210C-EVAL board: RX_DV and RxD[3:0] */
  GPIO_PinRemapConfig(GPIO_Remap_ETH, ENABLE); 
    
  /* MII/RMII Media interface selection */
#ifdef MII_MODE /* Mode MII with STM3210C-EVAL  */
  GPIO_ETH_MediaInterfaceConfig(GPIO_ETH_MediaInterface_MII);
  
  /* Get HSE clock = 25MHz on PA8 pin(MCO) */
  RCC_MCOConfig(RCC_MCO_HSE); 
  
#elif defined RMII_MODE  /* Mode RMII with STM3210C-EVAL */
  GPIO_ETH_MediaInterfaceConfig(GPIO_ETH_MediaInterface_RMII);
  
  /* Get HSE clock = 25MHz on PA8 pin(MCO) */
  /* set PLL3 clock output to 50MHz (25MHz /5 *10 =50MHz) */
  RCC_PLL3Config(RCC_PLL3Mul_10);
  /* Enable PLL3 */
  RCC_PLL3Cmd(ENABLE);
  /* Wait till PLL3 is ready */
  while (RCC_GetFlagStatus(RCC_FLAG_PLL3RDY) == RESET)
  {}
 
  /* Get clock PLL3 clock on PA8 pin */
  RCC_MCOConfig(RCC_MCO_PLL3CLK);    
#endif
  
  /* Configure the GPIO ports */
  GPIO_Configuration();
   
  /* 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(&ETH_InitStructure);
  
  /* Fill ETH_InitStructure parametrs */
  /*------------------------   MAC   -----------------------------------*/
  ETH_InitStructure.ETH_AutoNegotiation = ETH_AutoNegotiation_Enable  ;  
  //ETH_InitStructure.ETH_Speed = ETH_Speed_100M;                                      
  ETH_InitStructure.ETH_LoopbackMode = ETH_LoopbackMode_Disable;              
  //ETH_InitStructure.ETH_Mode = ETH_Mode_FullDuplex;                                                                                  
  ETH_InitStructure.ETH_RetryTransmission = ETH_RetryTransmission_Disable;                                                                                  
  ETH_InitStructure.ETH_AutomaticPadCRCStrip = ETH_AutomaticPadCRCStrip_Disable;                                                                                                                                                                        
  ETH_InitStructure.ETH_ReceiveAll = ETH_ReceiveAll_Enable;                                                                                                       
  ETH_InitStructure.ETH_BroadcastFramesReception = ETH_BroadcastFramesReception_Disable;      
  ETH_InitStructure.ETH_PromiscuousMode = ETH_PromiscuousMode_Disable;                                                             
  ETH_InitStructure.ETH_MulticastFramesFilter = ETH_MulticastFramesFilter_Perfect;      
  ETH_InitStructure.ETH_UnicastFramesFilter = ETH_UnicastFramesFilter_Perfect;                        
  /* Configure ETHERNET */
  Value = ETH_Init(&ETH_InitStructure, PHY_ADDRESS);
  
  /* Initialize Tx Descriptors list: Chain Mode */
  ETH_DMATxDescChainInit(DMATxDscrTab, &Tx_Buff[0][0], ETH_TXBUFNB);
  /* Initialize Rx Descriptors list: Chain Mode  */
  ETH_DMARxDescChainInit(DMARxDscrTab, &Rx_Buff[0][0], ETH_RXBUFNB);

  /* Enable MAC and DMA transmission and reception */
  ETH_Start();  
 
  STM3210C_LCD_Init();
  
  /* Display message on STM3210X-EVAL LCD *************************************/
  /* Clear the LCD */ 
  LCD_Clear(White);

  /* Set the LCD Back Color */
  LCD_SetBackColor(Blue);
  /* Set the LCD Text Color */
  LCD_SetTextColor(White);
  /* Display message on the LCD*/
  LCD_DisplayStringLine(Line0, MESSAGE1);
  LCD_DisplayStringLine(Line1, MESSAGE2);
  LCD_DisplayStringLine(Line2, MESSAGE3);
  LCD_DisplayStringLine(Line3, MESSAGE4);
  /* Set Text color as black color */
  LCD_SetTextColor(Black);
  /* Set Back color as White color */
  LCD_SetBackColor(White);
  LCD_DisplayStringLine(Line5, MESSAGE5);
  LCD_DisplayStringLine(Line6, MESSAGE6);

  /* uIP stack main loop */
  uIPMain();  
 
  /* Infinite loop */
  while (1)
  {
  }
}
/**
  * @brief  Configures the clock
  * @param  None
  * @retval None
  */
void RCC_Configuration(void)
{
 RCC_ClocksTypeDef RCC_ClockFreq;

   /* RCC system reset(for debug purpose) */
  RCC_DeInit();

  /* Enable HSE */
  RCC_HSEConfig(RCC_HSE_ON);

  /* Wait till HSE is ready */
  HSEStartUpStatus = RCC_WaitForHSEStartUp();

  if(HSEStartUpStatus != ERROR)
  {
    /* Enable Prefetch Buffer */