[GSoC 2020]: Weekly thread update

Sun Jul 19 14:03:23 UTC 2020

On Sun, Jul 19, 2020 at 4:28 AM Gedare Bloom <gedare at rtems.org> wrote:

> On Sat, Jul 18, 2020 at 2:02 PM Mritunjay Sharma
> <mritunjaysharma394 at gmail.com> wrote:
> >
> > [UPDATE]: Thank you so much Heinz, with commit
> `3afec267ab08568ea454789e562450b00feea5c0`v
> > I was able to successfully built EPICS7 with RTEMS5 for pc-386 and
> pc-386 qemu both.
> >
>
> Great. Is this with --enable-networking?
>

Yes.

>
> Is libbsd still not yet working?
>

Not sure. Can you tell me the way it can be checked here?

>
> > As advised, should I begin writing RSB recipe now for RTEMS5?
> > What can be the next steps?
> >
>
> I think so. You might try to write some simple script first for
> yourself, to help think through the logic of automation.
>

Sure, I will be starting a new thread for the next week and I will post it
there.

>
> > Please advise and also guide on what will be the best way to begin with
> writing RSB recipe?
> >
>
> Now that you know how to build by hand, you want to document what you
> need to do and then you can try to script it. I'm not really sure, but
> I guess it would be a new kind of "rtems-package" to build, since it
> is done after rtems is successfully installed? We'll eventually want
> this to be a vertically integrated package with the RTEMS
> configuration combined with EPICS for some BSPs that are known to
> work. Get started, and ask questions as you go.
>
> work from doco at
> https://docs.rtems.org/branches/master/user/rsb/index.html
> and submit changes as needed to improve it
>

Thank you so much, Gedare. I will work and update on a new thread soon.

>
> > Thanks
> > Mritunjay
> >
> > On Sat, Jul 18, 2020 at 10:48 PM Mritunjay Sharma <
> mritunjaysharma394 at gmail.com> wrote:
> >>
> >>
> >> Thank you so much, I am trying and reverting soon.
> >>
> >> On Sat, Jul 18, 2020 at 10:45 PM Heinz Junkes <junkes at fhi-berlin.mpg.de>
> wrote:
> >>>
> >>> Mritunjay,
> >>> can you try to use the commit 3afec267ab08568ea454789e562450b00feea5c0
> >>> Dated 25.9. 2019
> >>>
> >>> From Heinz
> >>>
> >>> On 17.07.2020, at 20:23, Mritunjay Sharma <
> mritunjaysharma394 at gmail.com> wrote:
> >>>
> >>>
> >>>
> >>> On Fri, Jul 17, 2020 at 12:53 PM Heinz Junkes <
> junkes at fhi-berlin.mpg.de> wrote:
> >>>>
> >>>> You are right. I was not aware of that the dhcpcd stuff is already
> included into the source of the epicsPlayground repo. Will have a look into
> it.
> >>>> Heinz
> >>>>
> >>>> FHI, Heinz Junkes
> >>>
> >>>
> >>> Thank you so much, Heinz! It will be kind of you to advice for now to
> how to proceed ahead like whether we have to either
> >>> use and build the old legacy stack using `--enable-networking` or the
> libbsd stack?
> >>> Also, should I start writing the recipe for RSB based on the existing
> notes of how the process went for building
> >>> EPICS7 for RTEMS5 for pc-386?
> >>>
> >>> Also, I have written another blog on what I learnt recently (using
> mutt). Here's the link:
> >>>
> https://medium.com/@mritunjaysharma394/how-to-set-up-mutt-text-based-mail-client-with-gmail-993ae40b0003
> >>>
> >>> I also learnt about Networking Drivers from
> https://docs.rtems.org/branches/master/bsp-howto/networking.html.
> >>>
> >>>
> >>> Thanks,
> >>> Mritunjay.
> >>>
> >>>
> >>>>
> >>>> On 15. Jul 2020, at 22:05, Mritunjay Sharma <
> mritunjaysharma394 at gmail.com> wrote:
> >>>>
> >>>> 
> >>>> Apologies as I mistakenly sent this as a private mail.
> >>>> I missed to tag Chris, Gedare and RTEMS Devel and that's why sending
> this again on what
> >>>> I responded.
> >>>>
> >>>> On Wed, Jul 15, 2020 at 10:35 PM Mritunjay Sharma <
> mritunjaysharma394 at gmail.com> wrote:
> >>>>>
> >>>>>
> >>>>>
> >>>>> On Wed, Jul 15, 2020 at 7:48 PM Heinz Junkes <
> junkes at fhi-berlin.mpg.de> wrote:
> >>>>>>
> >>>>>> Hello, Mritunjay,
> >>>>>>
> >>>>>> I'm afraid I've lost track of the situation. I am also still on
> holiday in Norway for 2 weeks and
> >>>>>> I don't always have perfect internet access.
> >>>>>
> >>>>>
> >>>>
> >>>> This:->
> >>>>
> >>>>>
> >>>>> I am extremely sorry to disturb you on a holiday. I will try to
> bring back to you where we currently are:
> >>>>> As advised by you I already have Built EPICS 7 with RTEMS 4.10 and
> tested it as well.
> >>>>> I was doing the same for EPICS7 with RTEMS5 for pc-386. I apologise
> that I forgot to update the thread that the suggestion
> >>>>> presented by Gedare to change to  `#include <rtems/bsd.h>` from
> existing `#include <rtems/bsd/bsd.h>` helped me
> >>>>> fixed the error mentioned in the start of the thread
> ("../posix/rtems_init.c:38:10: fatal error: rtems/bsd/bsd.h: No such file
> or directory
> >>>>>  #include <rtems/bsd/bsd.h>").
> >>>>>
> >>>>> I used the 'make' command again then inside `epics-base` (Downloaded
> from your GitHub's playground) and then got the
> >>>>> following error:
> >>>>>
> >>>>> `../posix/rtems_init.c:39:10: fatal error: rtems/dhcpcd.h: No such
> file or directory
> >>>>>  #include <rtems/dhcpcd.h>
> >>>>> `
> >>>>> I discussed this with Gedare on the IRC channel and we concluded
> that it is there because we have to either
> >>>>> use and build the old legacy stack using `--enable-networking` or
> the libbsd stack.
> >>>>>
> >>>>> I would like your advice on what should work here and how to
> approach doing each of these builds?
> >>>>> Also, I again apologise that I am disturbing you on a holiday.
> Please enjoy and take care!
> >>>>>
> >>>>> Thanks
> >>>>> Mritunjay
> >>>>>
> >>>>>>
> >>>>>> Where can I find your blog. I only found something from June 9th.
> What is the current location of the blog?
> >>>>
> >>>>
> >>>> This:->
> >>>>>
> >>>>> I have made another blog which as of now deals with building BSPs
> and I have to update the draft of another one
> >>>>> which will further demonstrate on how to Build EPICS.
> >>>>> The link to the blog is:
> https://medium.com/@mritunjaysharma394/installing-rtems-ecosystem-and-building-your-first-bsp-993d1cf38902
> >>>>>>
> >>>>>>
> >>>>>> I'm afraid you've made a mess of things here.
> >>>>>
> >>>>>
> >>>> This:-
> >>>>>
> >>>>> I am sorry if I have and I accept that I am a beginner but am really
> enjoying the learning I am making this summer.
> >>>>> Thank you so much for the support everyone in helping me grow and
> learn.
> >>>>>
> >>>>> Thanks
> >>>>> Mritunjay
> >>>>>>
> >>>>>>
> >>>>>> In the "official" epics repo, you can read
> >>>>>>
> >>>>>>
> https://github.com/epics-base/epics-base/blob/7.0/modules/libcom/RTEMS/rtems_init.c
> :
> >>>>>>
> >>>>>> …
> >>>>>>
> >>>>>> #include <rtems/stackchk.h>
> >>>>>> #include <rtems/rtems_bsdnet.h>
> >>>>>> #include <rtems/imfs.h>
> >>>>>> #include <librtemsNfs.h>
> >>>>>> #include <bsp.h>
> >>>>>> …
> >>>>>> Here the definition of the legacy stack will be included
> >>>>>>
> >>>>>> #include <rtems/rtems_bsdnet.h>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> Viele Grüße
> >>>>>> Heinz Junkes
> >>>>>> --
> >>>>>> Experience directly varies with equipment ruined.
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> > On 15. Jul 2020, at 05:57, Mritunjay Sharma <
> mritunjaysharma394 at gmail.com> wrote:
> >>>>>> >
> >>>>>> >
> >>>>>> >
> >>>>>> > On Wed, Jul 15, 2020 at 5:33 AM Chris Johns <chrisj at rtems.org>
> wrote:
> >>>>>> > On 15/7/20 4:30 am, Mritunjay Sharma wrote:
> >>>>>> > > Hello everyone,
> >>>>>> > >
> >>>>>> > > Pardon my mistake for that long thread. From now on the daily
> updates will be
> >>>>>> > > given on a thread that will end every week.
> >>>>>> >
> >>>>>> > Thank you :)
> >>>>>> >
> >>>>>> > > 1) I studied about https://github.com/RTEMS/rtems-libbsd
> >>>>>> > > 2) Tried to fix the error that I reported yesterday:
> >>>>>> > >
> >>>>>> > > ```
> >>>>>> >
> >>>>>> > Why cut the compile command line used to build this file out of
> the message? The
> >>>>>> > compiler command is important because it lets us see what paths
> are being used
> >>>>>> > and I think there may be a problem with them.
> >>>>>> >
> >>>>>> > > ../posix/rtems_init.c:38:10: fatal error: rtems/bsd/bsd.h: No
> such file or directory
> >>>>>> > >  #include <rtems/bsd/bsd.h>
> >>>>>> > >           ^~~~~~~~~~~~~~~~~
> >>>>>> >
> >>>>>> > I cannot duplicate this because I am not sure what the sequence
> of commands are
> >>>>>> > you used to get to here. I am sorry if I missed it in a previous
> post.
> >>>>>> >
> >>>>>> > The error indicates a set up issue. It normally means the
> networking software
> >>>>>> > (rtems-libbsd) has not been installed into a prefix path EPICS
> looks in.
> >>>>>> >
> >>>>>> > I am posting the entire command set further ahead in the email
> which will make things
> >>>>>> > easier to understand.
> >>>>>> >
> >>>>>>
>
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