[okl4-developer] timer shortest time request

Jorge Torres jorge.torres.maldonado at gmail.com
Sun Jul 1 04:17:47 EST 2007


Hi Sergio, okl4.org,

About time remaining time quantum calculation:
>> The other question I have is about remaining time quantum and slice code,
>> those values are decremented in microseconds for each microsecond of
their
>> processing time, right?, does someone knows, where can this be found in
>> code?

>This paper explains how timeslices work in Pistachio and L4-embedded
>(OKL4 should be very similar, if not identical):
>http://citeseer.ist.psu.edu/757180.html

What I initially suspected seems to be true: It doesnt´t really decrement
every microsecond as stated on the OKL programming manual, which led into my
confusion, actually recalculation happens every hardwired TIMER_TICK_LENGTH,
correct?

Sergio, I find both of your papers very very interesting, is there somewhere
I can get your lltimer so I can compare it against iguana´s timer server?.

Thank you very much,


Jorge

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