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

[嵌入式工程师 <ericvic@163.com>]

To prevent re-entry
在 2013-06-01 18:16:15，"Gilles Chanteperdrix" <gilles.chanteperdrix@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.