Alexey Galakhov wrote:
> 2011/4/28 Gilles Chanteperdrix <[email protected]>
>
>> Well, is not that an effect of kgdb? The timer tick occurs 100 or 1000
>> times per second, so, you can not keep up with gdb. The fact that a new
>> interrupts may occur why handling another interrupt is normal with Adeos.
>>
>> It is not to say that there is no irq loop, but we can not conclude from
>> the symptoms you are describing.
>>
>>
> I understand this possibility. I did a simple test: just switched the
> processor back and forth between "run" and "halt" many many times. I did it
> on hardware (JTAG) level so I believe the CPU was running at full speed. And
> it was catched in one of these interrupt handlers every time, I've never
> seen it in any other function. Thus I believe it was doing nothing else. The
> stack is suspicious as well: it has lots of IRQ stuff, nothing but IRQs,
> even if I interrupt the CPU for the first time.
>
>
>
>> Is there an earlier version of the I-pipe patch which was working?
>>
>>
> Unfortunately I've not tested earlier versions. I'll try. They say it worked
> with linux 2.6.29 (ipipe version not mentioned, but it was just before the
> mini2440 timer3 patch was submitted to mainstream):
> http://www.friendlyarm.net/forum/topic/598
>
> Seems that these guys have the same problem:
> http://www.friendlyarm.net/forum/topic/1108
So, have you tried reverting the timer3 patch?
--
Gilles.
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