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Date: Mon, 3 Jun 2013 09:36:27 +0800 (CST)
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Subject: Re: [Xenomai] freescale(imx53)  with xenomai patch
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To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: xenomai@xenomai.org

To prevent re-entry
=E5=9C=A8 2013-06-01 18:16:15=EF=BC=8C"Gilles Chanteperdrix" <gilles.chante=
perdrix@xenomai.org> =E5=86=99=E9=81=93=EF=BC=9A
>On 06/01/2013 10:41 AM, =E5=B5=8C=E5=85=A5=E5=BC=8F=E5=B7=A5=E7=A8=8B=E5=
=B8=88 wrote:
>
>> I have try the kernal-3.4.6 with ipipe-core-3.4.6-arm-4.patch=20
>> 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-ar=
m-4.patch
>>=20
>>=20
>> static int test_thread(void *data)
>> {
>> =09//phase=3Dctrl_mnm1221_m();
>> =09while(1)
>> =09{
>> =09if(flag)
>> =09{
>> =09=09printk("runting %lld\n",tt3);
>> =09=09flag=3D0;
>> =09=09}
>> =09SLEEP_MILLI_SEC(50);
>>=20
>> =09}
>> =09return 0;
>> }
>>=20
>> int irq_handle_function(int irq, void *device_id)
>> {
>> =09//if(phase=3D=3DPH_RUNNING)
>> =09//ctrl_mnm1221_m();
>> =09rt_intr_disable(&amp;intr_desc);
>> =09tt1=3Drt_timer_read();
>> =09tt3=3Dtt1-tt2;
>> =09if(tt3&gt;300000)
>> =09flag=3D1;
>> =09tt2=3Dtt1;
>> =09rt_intr_enable(&amp;intr_desc);
>> =09return RT_INTR_HANDLED;;
>> }
>
>
>Why do you disable/enable the irq during the irq handler?
>
>
>--=20
>                                                                Gilles.