神舟IV号开发板以太网IAP固件升级功能演示及源代码 -

/**
******************************************************************************
* @file main.c
* @author MCD Application Team
* @version V1.0.0
* @date 07/16/2010
* @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>© COPYRIGHT 2010 STMicroelectronics</center></h2>
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32_eth.h"
#include "ethernetif.h"
#include "netconf.h"
#include "main.h"
#include "httpserver.h"
#include "tftpserver.h"
#include "flash_if.h"
#include <stdio.h>
#include <usart.h>
/* Private typedef -----------------------------------------------------------*/
typedef void (*pFunction)(void);
/* Private define ------------------------------------------------------------*/
#define SYSTEMTICK_PERIOD_MS 10
#define ERR_MESSAGE1 " no user application"
#define ERR_MESSAGE2 " Detected, Pls Press"
#define ERR_MESSAGE3 " Key2 while reset to"
#define ERR_MESSAGE4 " Upload application."
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
__IO uint32_t LocalTime = 0; /* this variable is used to create a time reference incremented by 10ms */
uint32_t timingdelay;
pFunction Jump_To_Application;
uint32_t JumpAddress;
/* Private function prototypes -----------------------------------------------*/
void System_Periodic_Handle(void);
/* Private functions ---------------------------------------------------------*/
void Show_Msg(void)
{
printf("\r\n\n\n ================JISHU %s configured ==============", EVAL_COM1_STR);
printf("\n\r STM32 Connectivity Line Device\n\r");
printf("\n\r In-Application Programming (IAP) over Ethernet....\n\r");
printf("\n\r User Application will be store at addr 0x%x\n\r", USER_FLASH_FIRST_PAGE_ADDRESS);
//printf("\n\r IP address is: 192.168.1.6\n\r");
}
u16 Show_ETH_PHY(u16 PHYRegAddr)
{
u16 PHYRegData;
PHYRegData = ETH_ReadPHYRegister(0,PHYRegAddr);
printf("\n\rETH_ReadPHYRegister(0,%d):0x%X", PHYRegAddr, PHYRegData);
return PHYRegData;
}
void Check_ETH_PHY(void)
{
if(Show_ETH_PHY(17) & 0x3000)
{
/* Set Ethernet speed to 10M following the autonegotiation */
printf("\n\r==>ETH_Speed_10M!");
}
else
{
/* Set Ethernet speed to 100M following the autonegotiation */
printf("\n\r==>ETH_Speed_100M!");
}
/* Configure the MAC with the Duplex Mode fixed by the autonegotiation process */
if((Show_ETH_PHY(17) & 0xA000) != (uint32_t)RESET)
{
/* Set Ethernet duplex mode to FullDuplex following the autonegotiation */
printf("\n\r==>ETH_Mode_FullDuplex!");
}
else
{
/* Set Ethernet duplex mode to HalfDuplex following the autonegotiation */
printf("\n\r==>ETH_Mode_HalfDuplex!");
}
}
void Delay_ARMJISHU(__IO uint32_t nCount)
{
for (; nCount != 0; nCount--);
}
/**
* @brief Main program.
* @param None
* @retval None
*/
int main(void)
{
static uint32_t addr32;
/* Initialize Key Button mounted on STM3210C-EVAL board */
STM_EVAL_PBInit(Button_KEY, Mode_GPIO);
/* Test if Key push-button on STM3210C-EVAL Board is not pressed */
if (STM_EVAL_PBGetState(Button_KEY) != 0x00)
{ /* Key push-button not pressed: jump to user application */
/* Check if valid stack address (RAM address) then jump to user application */
if (((*(__IO uint32_t*)USER_FLASH_FIRST_PAGE_ADDRESS) & 0x2FFE0000 ) == 0x20000000)
{
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDOn(LED1);
addr32 = USER_FLASH_FIRST_PAGE_ADDRESS;
/* Jump to user application */
JumpAddress = *(__IO uint32_t*) (USER_FLASH_FIRST_PAGE_ADDRESS + 4);
Jump_To_Application = (pFunction) JumpAddress;
/* Initialize user application's Stack Pointer */
__set_MSP(*(__IO uint32_t*) USER_FLASH_FIRST_PAGE_ADDRESS);
Jump_To_Application();
}
else
{/* Otherwise, do nothing */
/* LED3 (RED) ON to indicate bad software (when not valid stack address) */
STM_EVAL_LEDInit(LED3);
STM_EVAL_LEDOn(LED3);
USART_COM1_Init();
printf("\n\r ==>" ERR_MESSAGE1 ERR_MESSAGE2 ERR_MESSAGE3 ERR_MESSAGE4"<==\n\r");
#ifdef USE_LCD
/* Initialize the STM3210C-EVAL's LCD */
STM3210C_LCD_Init();
#endif
LCD_DisplayWelcomeStr(Line2);
LCD_DisplayStringLine(Line4, ERR_MESSAGE1);
LCD_DisplayStringLine(Line5, ERR_MESSAGE2);
LCD_DisplayStringLine(Line6, ERR_MESSAGE3);
LCD_DisplayStringLine(Line7, ERR_MESSAGE4);
/* do nothing */
while(1);
}
}
/* enter in IAP mode */
else
{
/* Setup STM32 system (clocks, Ethernet, GPIO, NVIC)
and STM3210C-EVAL resources */
System_Setup();
Show_Msg();
Check_ETH_PHY();
/* Initilaize the LwIP stack */
LwIP_Init();
#ifdef USE_IAP_HTTP
/* Initilaize the webserver module */
IAP_httpd_init();
#endif
#ifdef USE_IAP_TFTP
/* Initialize the TFTP server */
IAP_tftpd_init();
#endif
/* Infinite loop */
while (1)
{
/* check if any packet received */
if (ETH_GetRxPktSize()!=0)
{
/* process received eth packet */
LwIP_Pkt_Handle();
}
/* Periodic tasks */
System_Periodic_Handle();
}
}
return 0;
}
/**
* @brief Inserts a delay time.
* @param nCount: number of 10ms periods to wait for.
* @retval None
*/
void Delay(uint32_t nCount)
{
/* Capture the current local time */
timingdelay = LocalTime + nCount;
/* wait until the desired delay finish */
while(timingdelay > LocalTime)
{
}
}
/**
* @brief Updates the system local time
* @param None
* @retval None
*/
void Time_Update(void)
{
LocalTime += SYSTEMTICK_PERIOD_MS;
}
/**
* @brief Handles the periodic tasks of the system
* @param None
* @retval None
*/
void System_Periodic_Handle(void)
{
#ifdef USE_LCD
/* Update the LCD display and the LEDs status */
/* Manage the IP address setting */
Display_Periodic_Handle(LocalTime);
#endif
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