ucos+gui+LwIP交流

weilwo 2010-5-28 11:20 楼主

本人将LwIP，ucos-II，uc/gui整合到一起，单独跑LwIP没有问题，LwIP也移植到了ucos-II上，应该没有问题，但是ucos-II多任务始终调度不起来。在
OSStartHighRdy中执行到死循环里
   OSStartHang
         B    OSStartHang
无法出来，百思不得其解，调试了4天了，还是解决不了。不知道哪位感兴趣的高人能够指点一下。ucos-II的源文件已经更换成了2.88版本的。想共同提高的朋友不妨讨论下。
备注：开发平台金牛开发板stm32f107+mdk4.11

/* Includes ------------------------------------------------------------------*/
#include "stm32_eth.h"
#include "netconf.h"
#include "main.h"
#include "helloworld.h"
#include "httpd.h"
#include "tftpserver.h"
#include "includes.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define SYSTEMTICK_PERIOD_MS  10

/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
__IO uint32_t LocalTime = 0; /* this variable is used to create a time reference incremented by 10ms */
uint32_t timingdelay;

/* Private function prototypes -----------------------------------------------*/
void System_Periodic_Handle(void *pdata);
void AppTask(void *pdata);
void AppTaskCreate(void );

static OS_STK HelloTaskStartStk[256];
static OS_STK httpdTaskStartStk[256];
static OS_STK PeriodicTaskStartStk[256];
static OS_STK AppTaskStartStk[256];

/* Private functions ---------------------------------------------------------*/

/**
  * @brief  Main program.
  * @param  None
  * @retval None
  */
int main(void)
{

  INT8U  OS_err;
/* Set the Vector Table base location at 0x08000000 */
  NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);
  RCC_DeInit();
  /* Setup STM32 system (clocks, Ethernet, GPIO, NVIC) and STM3210C-EVAL resources */

BSP_Init();
GUI_Init();
LCD_Init();


  /* Initilaize the LwIP satck */
  LwIP_Init();

  OSInit();
  /*此处注意cortex M3中栈是向下生长的，与数组地址增长方向相反，所以栈顶即数组最后一个元素*/

  OS_err=OSTaskCreate(AppTask,(void *)0,(OS_STK*)&AppTaskStartStk[255],7);
  if(OS_err==OS_ERR_NONE)
  {
GUI_DispStringAt("Task Create Success",128,12);
}

  OSStart();

  return 0;

}

void AppTask(void *pdata)
{
OSStatInit();
AppTaskCreate();
while(1)
{
OSTimeDly(10);
}
}

void AppTaskCreate(void)
{
INT8U  OS_err;
OS_err=OSTaskCreate(HelloWorld_init,(void *)0,(OS_STK*)&HelloTaskStartStk[255],8);
if(OS_err==OS_ERR_NONE)
{
GUI_DispStringAt("Hello Create Success",128,12);
}

OS_err=OSTaskCreate(httpd_init,(void *)0,(OS_STK*)&httpdTaskStartStk[255],9);
if(OS_err==OS_ERR_NONE)
{
GUI_DispStringAt("http Create Success",128,12);
}

OSTaskCreate(System_Periodic_Handle,(void *)0,(OS_STK*)&PeriodicTaskStartStk[255],10);
if(OS_err==OS_ERR_NONE)
{
GUI_DispStringAt("Sys Create Success",128,12);
}
}

/**
  * @brief  Handles the periodic tasks of the system
  * @param  None
  * @retval None
  */
void System_Periodic_Handle(void *pdata)
{


  /* LwIP periodic services are done here */
while(1)
{
   LwIP_Periodic_Handle(LocalTime);
  OSTimeDly(10);
}
}

#ifdef  USE_FULL_ASSERT

/**
  * @brief  Reports the name of the source file and the source line number
  * where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t* file, uint32_t line)
{
  /* User can add his own implementation to report the file name and line number,
   ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

  /* Infinite loop */
  while (1)
  {}
}
#endif

/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/