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Hello Sebastian,</div>
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<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>Greetings,</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>During the last six months, I have
been studying RTEMS as part of my final</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>project to complete my degree, more
specifically analysing the MrsP protocol in</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>order to perform an evaluation of
its implementation on RTEMS.</span><br>
<br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>I would be great if you can publish the evaluation once it is finished.
Please let me know if you need a<span style="margin: 0px"> </span><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>reviewer.</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"> </span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>In order to accomplish this analysis,
I developed a set of samples that allows</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>one to test several properties of
MrsP, based its own rules, as described in</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>[1], including the use of nested
resources, presented in [2]. Beyond that, I</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>have also adapted those test cases,
using OMIP instead of MrsP, in order to</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>establish comparisons between both
protocols.</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>So far the set of develop test cases
were executed using QEMU, as up to now I’m</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>not able to execute SMP code in a
Raspberry PI 2 (I will address this topic</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>with more detail later on another
thread).</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>I wanted to know if:</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span></span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white"><span style="margin: 0px; background-color: white">></span>><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>1-
there is any interest from the community for me to submit these tests to the</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>RTEMS repository, or at least the ones considered relevant</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span></span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span>2- In case the answer to 1 is affirmative,
If I should create a new ticket and</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white">></span>> submit the test cases as individual patches.</span><br>
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<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>an independent set of test cases would be good. Currently, the tests
and the implementation are from<span style="margin: 0px"> </span><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>the<span style="margin: 0px"> </span><span style="margin: 0px; background-color: white"><span style="margin: 0px"> </span></span>same
person. SMP test code in the test suite must compile and link on all SMP targets. If you plan<span style="margin: 0px"> </span><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>to<span style="margin: 0px; background-color: white"><span style="margin: 0px"> </span></span>submit
the code, please plan with enough time for some review/change iterations.</span><br>
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<span style="margin: 0px; font-size: 16px; color: black; background-color: white">In first place, yes I want to submit my tests, although how may I assert if my tests compile and link on every SMP targets? </span><br>
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</span></div>
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<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span></span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>Thank you for your attention.</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span></span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>Best Regards,</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px"> </span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span>Ricardo Gomes</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span></span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white">><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px"> </span></span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white">></span>> P.S. After I complete my final report I can make it available if someone is</span><br>
<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white">></span>> interested.</span><br>
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<span style="margin: 0px; font-size: 14.67px; color: rgb(50, 49, 48); background-color: white"><span style="margin: 0px; background-color: white">><span style="margin: 0px"> </span></span><span style="margin: 0px; background-color: white"><span style="margin: 0px"> </span></span>Yes,
I am definitely interested.</span><br>
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In this email I sending one test for you to review it and see if it is structured according to RTEMS coding conventions, that I tried to fulfill.</div>
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This test case is very simple, testing only if it is possible to set one priority per scheduling instance and also verifying if, when a task attempt to obtain a MrsP semaphore, its priority is immediately raised to the ceiling priority defined on its scheduler.</div>
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Best regards,</div>
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Ricardo Gomes</div>
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