[GSoC 2020: Daily Update]: Building EPICS with RTEMS5
Heinz Junkes
junkes at fhi-berlin.mpg.de
Thu Jul 9 06:59:01 UTC 2020
Sorry for the long delay.
Yes, this Epics version still uses the rtems-libbsd.
The bsp must be built with --enable-network.
I'm trying to create an Epics version over the weekend that recognizes from
the configuration which libbsd version should be used.
Viele Grüße
Heinz Junkes
--
Experience directly varies with equipment ruined.
> On 8. Jul 2020, at 21:44, Gedare Bloom <gedare at rtems.org> wrote:
>
> On Wed, Jul 8, 2020 at 12:33 PM Mritunjay Sharma
> <mritunjaysharma394 at gmail.com> wrote:
>>
>> [UPDATE]: I tried to build the EPICS 7 with RTEMS 5 for pc386 with Heinz's https://github.com/hjunkes/epicsBaseOwnPlayground
>> while switching to Branch "7". The previous errors are gone but I am facing the following error:
>>
>> "../posix/rtems_init.c:38:10: fatal error: rtems/bsd/bsd.h: No such file or directory
>> #include <rtems/bsd/bsd.h>
>> ^~~~~~~~~~~~~~~~~
>
> This error indicates it is looking for an installed rtems-libbsd. My
> guess is you need to build/install the rtems-libbsd to get this
> playground to work.
>
>> compilation terminated.
>> /home/mritunjay/development/EPICS/epicsBaseOwnPlayground/configure/RULES_BUILD:234: recipe for target 'rtems_init.o' failed
>> make[4]: *** [rtems_init.o] Error 1
>> make[4]: Leaving directory '/home/mritunjay/development/EPICS/epicsBaseOwnPlayground/modules/libcom/RTEMS/O.RTEMS-pc386'
>> /home/mritunjay/development/EPICS/epicsBaseOwnPlayground/configure/RULES_ARCHS:58: recipe for target 'install.RTEMS-pc386' failed
>> make[3]: *** [install.RTEMS-pc386] Error 2
>> make[3]: Leaving directory '/home/mritunjay/development/EPICS/epicsBaseOwnPlayground/modules/libcom/RTEMS'
>> /home/mritunjay/development/EPICS/epicsBaseOwnPlayground/configure/RULES_DIRS:84: recipe for target 'RTEMS.install' failed
>> make[2]: *** [RTEMS.install] Error 2
>> make[2]: Leaving directory '/home/mritunjay/development/EPICS/epicsBaseOwnPlayground/modules/libcom'
>> ../configure/RULES_DIRS:84: recipe for target 'libcom.install' failed
>> make[1]: *** [libcom.install] Error 2
>> make[1]: Leaving directory '/home/mritunjay/development/EPICS/epicsBaseOwnPlayground/modules'
>> configure/RULES_DIRS:84: recipe for target 'modules.install' failed
>> make: *** [modules.install] Error 2"
>>
>> Today's update is that I tried to fix the above error however I still have not been able to clear it.
>> If anyone has idea, please do tell what can be done.
>>
>> Thanks
>> Mritunjay
>>
>> On Wed, Jul 8, 2020 at 1:12 AM Mritunjay Sharma <mritunjaysharma394 at gmail.com> wrote:
>>>
>>>
>>>
>>> ________________________________
>>> From: Heinz Junkes <junkes at fhi-berlin.mpg.de>
>>> Sent: Wednesday, July 8, 2020 1:05 AM
>>> To: Mritunjay Sharma
>>> Cc: Gedare Bloom; Joel Sherrill; Chris Johns; RTEMS Devel
>>> Subject: Re: [GSoC 2020: Daily Update]: Building EPICS with RTEMS5
>>>
>>> I’m away from my keyboard. If you use the epics Adaption to rtems from my github “playground?” and bsp’s with —enable-networks should compile.
>>> Heinz
>>>
>>> FHI, Heinz Junkes
>>>
>>> Thank you Heinz, I was doing the same. I went to your GitHub and am experimenting with "playground" right now.
>>>
>>> Thanks,
>>> Mritunjay
>>>
>>> On 7. Jul 2020, at 18:14, Mritunjay Sharma <mritunjaysharma394 at gmail.com> wrote:
>>>
>>>
>>> [UPDATE]: I tried building EPICS with RTEMS5 for pc-386 and pc-386-qemu.
>>> Everything worked fine while building the pc-386 with RTEMS5.
>>>
>>> After this when I entered epics-base and made the following change:
>>>
>>> epics-base/os/CONFIG_SITE.Common.RTEMS
>>> RTEMS_VERSION = 5
>>> RTEMS_BASE = /home/mritunjay/development/rtems_dev/$(RTEMS_VERSION)
>>>
>>> As an experiment, I ran the make and as expected got the following error
>>>
>>> Error:
>>>
>>> ```...de/compiler/gcc -I../../../../include/os/RTEMS -I../../../../include -c ../rtems_init.c
>>> ../rtems_init.c:21:10: fatal error: sys/termios.h: No such file or directory
>>> #include <sys/termios.h>
>>> ^~~~~~~~~~~~~~~
>>> compilation terminated.
>>> ../../../../configure/RULES_BUILD:240: recipe for target 'rtems_init.o' failed
>>> make[4]: *** [rtems_init.o] Error 1
>>> make[4]: Leaving directory '/home/mritunjay/development/EPICS/epics-base/modules/libcom/RTEMS/O.RTEMS-pc386'
>>> ../../../configure/RULES_ARCHS:58: recipe for target 'install.RTEMS-pc386' failed
>>> make[3]: *** [install.RTEMS-pc386] Error 2
>>> make[3]: Leaving directory '/home/mritunjay/development/EPICS/epics-base/modules/libcom/RTEMS'
>>> ../../configure/RULES_DIRS:85: recipe for target 'RTEMS.install' failed
>>> make[2]: *** [RTEMS.install] Error 2
>>> make[2]: Leaving directory '/home/mritunjay/development/EPICS/epics-base/modules/libcom'
>>> ../configure/RULES_DIRS:85: recipe for target 'libcom.install' failed
>>> make[1]: *** [libcom.install] Error 2
>>> make[1]: Leaving directory '/home/mritunjay/development/EPICS/epics-base/modules'
>>> configure/RULES_DIRS:85: recipe for target 'modules.install' failed
>>> make: *** [modules.install] Error 2
>>> ```
>>>
>>> I am trying to figure out the error and making the changes in code to debug it.
>>> However, I will appreciate if Heinz and everyone else can help me a little, if they have an
>>> idea of this error.
>>>
>>> Thanks
>>> Mritunjay
>>>
>>> On Tue, Jul 7, 2020 at 7:30 PM Mritunjay Sharma <mritunjaysharma394 at gmail.com> wrote:
>>>>
>>>>
>>>>
>>>> On Tue, Jul 7, 2020 at 5:33 AM Gedare Bloom <gedare at rtems.org> wrote:
>>>>>
>>>>> On Mon, Jul 6, 2020 at 5:49 PM Joel Sherrill <joel at rtems.org> wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>> 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.
>>>>>>
>>>>>>
>>>>>> +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.
>>>>>
>>>> Sounds good, I have begun building it hand by today for RTEMS 5 branch and later on continue the
>>>> same for RTEMS6
>>>>
>>>> Thank you so much Gedare and Joel.
>>>> 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
>>>>>>>>>> _______________________________________________
>>>>>>>>>> devel mailing list
>>>>>>>>>> devel at rtems.org
>>>>>>>>>> http://lists.rtems.org/mailman/listinfo/devel
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> devel mailing list
>>>>>>>>> devel at rtems.org
>>>>>>>>> http://lists.rtems.org/mailman/listinfo/devel
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