Kernel

rt-thread 运行三个小时后死机

发布于 2019-10-15 14:44:09 浏览：2364 订阅该版

9 个回答

aozima 2019-10-15

调网络不抓包，调I2C等时序不上逻辑分析仪，就像电工不用万用表！多用整理的好的文字，比截图更省流量，还能在整理过程中思考。

aozima 2019-10-15

调网络不抓包，调I2C等时序不上逻辑分析仪，就像电工不用万用表！多用整理的好的文字，比截图更省流量，还能在整理过程中思考。

kuailedeluojie 2019-10-15

这家伙很懒，什么也没写！

>看不出来，也猜不出来。

---

我把这两个线程的里面的代码贴上来>while(1)
>	{
>		rt_thread_delay(1);
>		//rt_kprintf("\n");
>		/*ÎÞµÈ´ý·½Ê½µÈ´ýÐÅºÅÁ¿£¬´òÓ¡ÐÅÏ¢*/
>		if(RT_EOK !=rt_sem_trytake(dynamic_sem))
>		/*ÓÀ¾Ã·½Ê½µÈ´ýÐÅºÅÁ¿*/
>		//if(RT_EOK !=rt_sem_take(dynamic_sem, RT_WAITING_FOREVER))
>		{
>			//rt_enter_critical();
>			adb_init_con();
>			//rt_exit_critical();
>			// rt_kprintf("555\n");
>		}
>		else
>		{
>			//½ÓÊÕµ½ÐÅºÅ½øÈëµ½Ñ»·£¬È»ºóÀïÃæÕâ¸öÑ»·ºÍÄÇ¸öÏß³ÌÃ¿¸ö²Ù×÷Ò»´Î
>		//	rt_kprintf("666\n");
>			#if 0
>			while(1)
>			{
>				rt_kprintf("777\n");
>				rt_thread_delay(1);
>				if(RT_EOK == rt_sem_trytake(dynamic_sem))
>				{
>					break;
>							//adb_init_con();
>				}
>				if(RT_EOK ==rt_sem_trytake(dynamic_sem1))
>				{
>			//		rt_kprintf("!!!!!\n");
>					//ÔÚÕâÀïºÍÄÇ¸öÏß³ÌÊµÏÖÍ¬²½
>					adb_init_con();
>					//ÔÚÓÃÒ»¸ö±ê×¢Î»ÅÐ¶ÏÒ»ÏÂÌø³öÕâ¸öÑ»·
>					if(ad5761_flag == 1)
>					{
>						break;
>					}
>				}
>				
>			}
>			
>			#endif 
>			
>			while(1)
>			{
>							//		rt_kprintf("#\n");
>						//ÔÚÓÃÒ»¸ö±ê×¢Î»ÅÐ¶ÏÒ»ÏÂÌø³öÕâ¸öÑ»·
>					rt_enter_critical();
>			adb_init_con();
>			rt_exit_critical();
>					if(ad5761_flag == 0)
>					{
>						break;
>					}
>					rt_thread_delay(1);
>
>			}
>		}
>		
>	}

---

这是其中一个线程的代码
>while(1)
>	{
>		//rt_kprintf("2\n");
>		if((auto_just_flag & JUST_BIT)==JUST_ING)
>		{
>		//	rt_kprintf("111111111111111111111111111\n");
>		 //如果进入自动校准状态
>				//	 rt_kprintf("2222222222222222\n");
>					// 	rt_sem_release(dynamic_sem);
>			//rt_thread_delay(300);
>			ad5761WriteData(channel,0);
>			
>			rt_thread_delay(300);
>		//	rt_sem_release(dynamic_sem);
>			//2019.10.10 改
>		//	val_base = (int)(power[channel*2]*100);
>		//	sprintf(dis,"%f",power[channel]);
>			val_base = (int)(power[channel]*100);
>			if(val_base < -300)
>			{
>			//	rt_sem_release(dynamic_sem);
>				rt_kprintf("dis == %s  val_base = %d\n",dis,val_base);
>				auto_just_flag &= (~(JUST_CLR));
>				auto_just_flag |= JUST_ER;
>			}
>      else
>				 {
>					 ad5761_flag = 1;
>						rt_sem_release(dynamic_sem);
>					 	rt_thread_delay(100);
>						rt_kprintf("t1 release a dynamic semaphore.\n");
>                for(i = 0;i<30;i++)
>                {
>                    ret = binary_auto(channel,(i*10),val_base);
>                    hygj_cfg_manage.DAC_Z_Value[channel][w][i] = ret;
>                    rt_thread_delay(1);
>                }
>                for(i = 3;i<=(MAX_ATTENUATOR+1);i++)
>                {
>										
>                    ret = binary_auto(channel,(i*100),val_base);
>                    hygj_cfg_manage.DAC_Value[channel][w][i] = ret;
>                    rt_thread_delay(1);
>                }
>                if((auto_just_flag & 0xF000) == 0)
>                {
>	
>                    channel++;
>                    if(channel >= 8)
>                    {
>                        channel = 0;
>                        auto_just_flag &= (~(JUST_CLR));
>                        auto_just_flag |= JUST_OK;
>                    }
>                }
>								else
>                {
>									
>                    auto_just_flag &= (~(JUST_CLR));
>                    auto_just_flag |= JUST_OK;
>                }
>                Save_To_EPROM((uint8_t *)&hygj_cfg_manage.DAC_Z_Value[channel][w],60);
>                rt_thread_delay(500);
>                Save_To_EPROM((uint8_t *)&hygj_cfg_manage.DAC_Z_Value[channel][w],60);
>                rt_thread_delay(500);
>                Save_To_EPROM((uint8_t *)&hygj_cfg_manage.DAC_Value[channel][w],((MAX_ATTENUATOR+3)*2));
>                rt_thread_delay(500);
>                Save_To_EPROM((uint8_t *)&hygj_cfg_manage.DAC_Value[channel][w],((MAX_ATTENUATOR+3)*2));
>                rt_thread_delay(500);
>          }
>		}
>		else if((auto_just_flag & JUST_BIT) == JUST_START)
>		{
>	
>			temp = (auto_just_flag &0x0000F000)>>12;
>			w = ((auto_just_flag &0x000F0000)>>16);
>			auto_just_flag &=0xFFFFFF00;
>			auto_just_flag |=JUST_ING; 
>			if( temp == 0)
>			{
>				channel = 0;
>			}
>			else
>			{
>				channel = temp-1;
>			}
>	
>			rt_thread_delay(100);
>		}
>		else
>		{
>			ad5761_flag = 0;
>			rt_thread_delay(100);
>		}
>	}

---

这是其中一个线程的代码，我是在其中>int binary_auto(unsigned char ch,int db_val,int val_base)

---

函数中进行上锁操作的，这个函数之前会发一个信号，下面是这个函数的主要代码>int binary_auto(unsigned char ch,int db_val,int val_base)
>{
>	struct _hygjdev_cfg *pcfg = &hygj_cfg_manage;
>	unsigned int val1 = 0,mid,val2 = 0xFFFF,count = 0,num,max_count = 20;
>	int ppower,qpower;
>	float pow,q_p,q_p1;
>	char dis[24] = "";
>	count = 16;
>	qpower = val_base - db_val;
>	while(count--)
>	{
>		mid = (val1+val2)/2;
>		//ÔÚÕâ¸öÎ»ÖÃ¼ÓÒ»¸öÏß³ÌÊµÏÖÁ½¸öÏß³ÌµÄÍ¬²½
>		rt_enter_critical();
>		ad5761WriteData(ch,mid);
>		rt_exit_critical();
>		rt_thread_delay(375);
>	//	rt_sem_release(dynamic_sem1); //adc²É¼¯Ïß³Ì²»¶¯×÷
>		//rt_thread_delay(250);
> //   ppower = (int)(power[ch*2]*100); //¹âË¥Ê¹ÓÃµ½µÄPDÎª0£¬2,4,6,
>		//2019.10.12
>		//ÔÚ¶Ôdac½øÐÐ²Ù×÷Ö®ºó¸øadcÐ´È»ºó²É¼¯Êý¾Ý
>		ppower = (int)(power[ch]*100);
>		
>		#if 0
>		if(pcfg-> fan_mode == 0)
>		{
>				ch595_write(0,o|CH_NUM[ch]);
>		}
>		else 	if(pcfg-> fan_mode == 1 && pcfg ->temperature > 25)
>		{
>			ch595_write(0,o|CH_NUM[ch]);
>		}
>		else 
>		ch595_write(0,CH_NUM[ch]);
>		rt_thread_delay(1);
>		num = stm32f427_ad7980_read_data(ch);
>		q_p = ((float)hygj_cfg_manage.ADC_just[ch][hygj_cfg_manage.OPM_W[ch]]);
>		pow = (0.0275*((float)(num/(float)max_count)*0.05035)-79.552)+q_p;
>		if(pow < -40.0)
>				{
>				//rt_kprintf("%s\n",(char *)LCD_dispbuf);
>						//2019.9.20 ?/100.0??
>				//	q_p1 = ((float)hygj_cfg_manage.ADC_just1[i][hygj_cfg_manage.OPM_W[i]]/100.0);
>					q_p1 = ((float)hygj_cfg_manage.ADC_just1[ch][hygj_cfg_manage.OPM_W[ch]]);
>					pow += (q_p1/9.0)*(-40.0-pow);
>				}
>		if(pow < -70.00)
>			{
>				pow = -50.00;
>			}
>			else if(pow > 20.00)
>			{
>				pow = 20.00;
>			}
>			sprintf(dis,"%f",pow);
>			rt_kprintf("%s\n",dis);
>			ppower = (int)pow;
>			ppower +=16;
>		#endif 
>		if(ppower < (qpower))
>		{
>			val2 = mid;
>		}
>		else if(ppower > (qpower))
>		{
>			val1 = mid;
>		}
>		else
>		{
>			return mid;
>		}
>	}
>	return mid;
>}

---