Problem with system time in lpc176x bsp
sebastian.huber at embedded-brains.de
Mon Jan 4 09:48:27 UTC 2016
On 23/12/15 22:22, Marcos Díaz wrote:
> That patch didn't work,
> one reason is that it has a mistake:
> in kern_tc.c you defined this macro:
> #define _Timecounter_Release(lock_context) \
> + *_ISR_lock_ISR_disable_and_acquire*(&_Timecounter_Lock, lock_context)
> I think you meant:
> *_ISR_lock_Release_and_ISR_enable*(&_Timecounter_Lock, lock_context)
Its strange, that this didn't lead to failures in Qemu.
> The other reason is that as I said, the driver checks for the flag
> PENDSTSET of the ICSR register, and I think this approach is wrong,
> because that flag goes down when the tick interrupt is attended. I
> used the solution I proposed before, but I'm still seeing some errors.
> I'll let you know what I find.
Would you mind testing the attached second version of the patch?
Sebastian Huber, embedded brains GmbH
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Diese Nachricht ist keine geschäftliche Mitteilung im Sinne des EHUG.
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