[GSoC 2020: Daily Update]: Building EPICS with RTEMS5

[Gedare Bloom]

On Mon, Jul 6, 2020 at 5:49 PM Joel Sherrill <joel at rtems.org> wrote:
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>
>
> On Mon, Jul 6, 2020, 6:14 PM Gedare Bloom <gedare at rtems.org> wrote:
>>
>> On Mon, Jul 6, 2020 at 10:12 AM Mritunjay Sharma
>> <mritunjaysharma394 at gmail.com> wrote:
>> >
>> > Hello everyone,
>> >
>> > Thank you, Heinz, Gedare, Chris and Joel for your advice.
>> > If there are issues in making a buildset for 4.10
>> > then should I build EPICS with RTEMS 5 by hand first and note
>> > down the process and then proceed to make the buildset for it?
>> >
>>
>> Yes.
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> +1
>
> And by 5, we definitely mean the 5 branch for all rtems repo and the similarly named one for libbsd.

Excellent point. We want to add support for easy build (and eventually
test) of EPICS+RTEMS starting with 5.1 and moving forward, which means
also doing it for RTEMS 6, Mritunjay.

>>
>>
>> > Please suggest for the future steps.
>> >
>> > Thanks
>> > Mritunjay
>> >
>> > On Mon, Jul 6, 2020 at 5:38 AM Joel Sherrill <joel at rtems.org> wrote:
>> >>
>> >>
>> >>
>> >> On Sun, Jul 5, 2020, 6:12 PM Chris Johns <chrisj at rtems.org> wrote:
>> >>>
>> >>> On 6/7/20 12:47 am, Heinz Junkes wrote:
>> >>> > Thank you, this is exactly where I was unsure.
>> >>> > @Chris: Can you give a recommendation here?
>> >>> > Danke Heinz
>> >>> > ------------------------------------------------------------------------------
>> >>> > Fritz-Haber-Institut    | Phone:         (+49 30) 8413-4270
>> >>> > Heinz Junkes             | Fax (G3+G4):   (+49 30) 8413-5900
>> >>> > Faradayweg 4-6        | VC: 102220181216 at bjn.vc
>> >>> > D - 14195 Berlin        | E-Mail:        junkes at fhi-berlin.mpg.de
>> >>> > ------------------------------------------------------------------------------
>> >>> >
>> >>> >> On 5. Jul 2020, at 16:20, Gedare Bloom <gedare at rtems.org> wrote:
>> >>> >>
>> >>> >> On Sat, Jul 4, 2020 at 1:18 PM Mritunjay Sharma
>> >>> >> <mritunjaysharma394 at gmail.com> wrote:
>> >>> >>>
>> >>> >>>
>> >>> >>>
>> >>> >>> On Sun, Jul 5, 2020 at 12:28 AM Heinz Junkes <junkes at fhi-berlin.mpg.de> wrote:
>> >>> >>>>
>> >>> >>>> Hello, Mritunjay,
>> >>> >>>> that's good news. Don't you want to try to develop a rsb-set for exactly this combination of RTEMS4.10 and EPICS7?
>> >>> >>>
>> >>> >>>
>> >>> >>> Sure, I am ready to do this and then do it with RTEMS5 in the same way. Please tell how to begin or some existing similar
>> >>> >>> work that can guide me how to proceed further in relation to rsb-set for  RTEMS4.10 and EPICS7.
>> >>> >>>
>> >>> >>
>> >>> >> I don't know if this is best. RSB didn't exist in 4.10. I haven't
>> >>> >> looked to see how well the rtems-source-builder/4.10 would support a
>> >>> >> package build. It should be discussed with Chris probably. A couple of
>> >>> >> packages were added in the 4.11 branch.
>> >>>
>> >>> I would leave 4.10 and move on. It may work but these things can expose issues
>> >>> that turn into distractions.
>> >>>
>> >>> Would making a script that does the build so we can document the steps be worth
>> >>> while
>> >>
>> >>
>> >> Yes. Emphatically yes. We need to make sure we know how it is best built by hand to automate it.
>> >>
>> >> I firmly believe you should not attempt to automate something until doing it manually is well understood and documented.
>> >>
>> >> After you have this down for one BSP, we need to ask questions like:
>> >>
>> >> + Is there any per BSP tailoring beyond the obviod architecture and compilation settings?
>> >>
>> >> + Any tweaks to settings users may want?
>> >>
>> >> The manual process should include testing. The RSB is a great way to automate and ease building but it doesn't address testing the packages yet.
>> >>
>> >> --joel
>> >>
>> >>>
>> >>> Chris
>> >>> _______________________________________________
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>> >>> devel at rtems.org
>> >>> http://lists.rtems.org/mailman/listinfo/devel
>> >>
>> >> _______________________________________________
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