no return from rtems_task_wake_after
Joel Sherrill
joel.sherrill at oarcorp.com
Tue Dec 5 15:10:01 UTC 2006
Samuel Bitton wrote:
> No only CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER.
> Is TIMER_DRIVER also necessary? I'd have though for tasking only the clock driver was necessary as this is the one which provides the RTEMS tick.
>
It is clock driver not timer driver. The timer driver is only used by
the tmtests.
It sounds like you are not getting clock ticks. See if you are calling
rtems_clock_tick.
If you can break and look at variables, check out
_Watchdog_Ticks_since_boot.
If it is zero, then you aren't getting a tick.
--joel
> -----Original Message-----
> From: Grigori Khmyrov [mailto:grigori_khmyrov at uml.edu]
> Sent: 05 December 2006 15:40
> To: Samuel Bitton
> Cc: rtems-users at rtems.org
> Subject: Re: no return from rtems_task_wake_after
>
> Did you define CONFIGURE_APPLICATION_NEEDS_TIMER_DRIVER?
>
> Samuel Bitton wrote:
>
>
>> I'm working on a BSP for an in-house custom made board based on the i386ex processor.
>> I've just managed to get RTEMS to boot on the board.
>>
>> While trying to get several tasks running I've come to face some a problem.
>> - if within my init task (before creating any new task) I make a call to rtems_task_wake_after (whatever the number of ticks as a parameter), the software never returns.
>> - when I create a new task, the return status from rtems_task_create and rtems_task_start are both successful but the created task never appears to run.
>>
>> Any suggestions as to what may be going on?
>>
>> I'm using rtems 4.6.4 and developing under Cygwin.
>>
>> Thanks
>> Sam
>>
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>
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