Re: [Xenomai] freescale(imx53) with xenomai patch

[嵌入式工程师]

sorry ，before I did not say clearly。It is Every 500Millisecond gpio send an 
interrupt
在 2013-06-03 09:36:27，"嵌入式工程师" <eric...@163.com> 写道：
>To prevent re-entry
>在 2013-06-01 18:16:15，"Gilles Chanteperdrix" 
><gilles.chanteperd...@xenomai.org> 写道：
>>On 06/01/2013 10:41 AM, 嵌入式工程师 wrote:
>>
>>> I have try the kernal-3.4.6 with ipipe-core-3.4.6-arm-4.patch 
>>> when I set three same Priority tasks I found untill the tasks stop ,the 
>>> interrut founction will not run.
>>> It same like before version kernal-2.6.35.9 with  
>>> ipipe-core-2.6.35.9-arm-4.patch
>>> 
>>> 
>>> static int test_thread(void *data)
>>> {
>>>     //phase=ctrl_mnm1221_m();
>>>     while(1)
>>>     {
>>>     if(flag)
>>>     {
>>>             printk("runting %lld\n",tt3);
>>>             flag=0;
>>>             }
>>>     SLEEP_MILLI_SEC(50);
>>> 
>>>     }
>>>     return 0;
>>> }
>>> 
>>> int irq_handle_function(int irq, void *device_id)
>>> {
>>>     //if(phase==PH_RUNNING)
>>>     //ctrl_mnm1221_m();
>>>     rt_intr_disable(&amp;intr_desc);
>>>     tt1=rt_timer_read();
>>>     tt3=tt1-tt2;
>>>     if(tt3&gt;300000)
>>>     flag=1;
>>>     tt2=tt1;
>>>     rt_intr_enable(&amp;intr_desc);
>>>     return RT_INTR_HANDLED;;
>>> }
>>
>>
>>Why do you disable/enable the irq during the irq handler?
>>
>>
>>-- 
>>                                                                Gilles.


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