Hello_via_task Ada example on Rapberry

[Jan Sommer]

One question. If the Ada main thread is created using pthread in the beginning and then creates new task (in Ada), do these tasks take their stack from the Ada main thread or do they get their own stack allocated from available memory?

Am Sonntag, 12. Juli 2015, 18:31:57 schrieb Jan Sommer:
> Am Sonntag, 12. Juli 2015, 10:26:56 schrieb Joel Sherrill:
> > Just to make sure we are on the same page, what gcc version?
> 
> gcc 4.9.2
> 
> > 
> > It sounds like the number of resources configured might be off. Can you try unlimited objects and unified workspace? They are CONFIGURE_ parameters.
> > 
> 
> I added 
> #define CONFIGURE_UNIFIED_WORK_AREAS
> #define CONFIGURE_UNLIMITED_OBJECTS
> to the rtems-init.c of the Ada examples I hope this does not conflict with the other defines like
> #define CONFIGURE_MAXIMUM_TASKS                         20
> #define CONFIGURE_MAXIMUM_SEMAPHORES          20
> 
> #define CONFIGURE_GNAT_RTEMS
> #define CONFIGURE_MAXIMUM_ADA_TASKS      20
> 
> #if !defined(CONFIGURE_MAXIMUM_FAKE_ADA_TASKS)
>   #define CONFIGURE_MAXIMUM_FAKE_ADA_TASKS 0
> #endif
> 
> #if !defined(ADA_APPLICATION_NEEDS_EXTRA_MEMORY)
>   #define ADA_APPLICATION_NEEDS_EXTRA_MEMORY 0
> #endif
> 
> /* Account for any extra task stack size */
> #define CONFIGURE_MEMORY_OVERHEAD \
>   (ADA_APPLICATION_NEEDS_EXTRA_MEMORY + GNAT_MAIN_STACKSPACE)
> 
> Still the task hangs after it calls the delay.
> 
> Best regards,
> 
>   Jan
> 
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