Ralf Ramrath wrote:
> hi folks,
>
> I have the following problem:
>
> I must ensure, that a rt-process will execute a sequence of instructions
> without being interrupted by e.g. an isr ( with higher priority ). I have
> not found any function calls in rtl3.0 that performs a kind of
> cpu_(un)locking?
>
> :
> lock_cpu(); // no other process is able to get the cpu
> foo();
> :
> bar();
> unlock_cpu(); // from now, each other process is able to obtain the cpu
>
> Are there any functions ( I called them here lock_cpu and unlock_cpu )
> implemented in rtl3.0 or do I have to implement these functions myself ?
>
> Thanks a lot in advance to all of you !
>
> best regards
> ralf
>
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See the rtl_hard_* family of macros/functions in include/rtl_synch.h.
--Gordon
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