Raspberry Pi Rtems-Graphical-Toolkit

Fri May 4 18:23:59 UTC 2018

Hi all,

We started some researches (including Qt on RTEMS), take a look if you are
interested.

http://blog.qt.io/blog/2018/05/03/qt-microncontrollers-mcu/

Mikhail Svetkin
Software Engineer

The Qt Company
Sandakerveien 116
0484, Oslo, Norway
mikhail.svetkin at qt.io
+47 488 62 204
http://qt.io

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Best regards,
Mikhail

On 1 May 2018 at 19:01, Kirspel, Kevin <Kevin-Kirspel at idexx.com> wrote:

> Another option is to not use X11 and draw directly to the frame buffer
> device (i.e. /dev/fb0).  Qt supports this.
>
>
>
> Kevin Kirspel
>
> Electrical Engineer - Sr. Staff
>
> Idexx Roswell
>
> 235 Hembree Park Drive
>
> Roswell GA 30076
>
> Tel: (770)-510-4444 ext. 81642
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> Direct: (770)-688-1642
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>
>
> *From:* users [mailto:users-bounces at rtems.org] *On Behalf Of *Emre Cetin
> *Sent:* Tuesday, May 01, 2018 12:15 PM
> *To:* users at rtems.org
> *Subject:* Fwd: Raspberry Pi Rtems-Graphical-Toolkit
>
>
>
>
>
> ---------- Forwarded message ----------
> From: *Emre Cetin* <hsnemrecetin at gmail.com>
> Date: 2018-05-01 19:13 GMT+03:00
> Subject: Re: Raspberry Pi Rtems-Graphical-Toolkit
> To: Chris Johns <chrisj at rtems.org>
>
> Thank you for your help Chris, I did what you said and it worked. However,
> I learned that Qt Applications works with X11 libraries in systems like
> Rtems. And I have to compile the nxlib library for raspberrypi BSP in the
> rtems-graphical-toolkit for X11. 'graphics\nxlib.bset' in rsb can not be
> build as mentioned in "https://lists.rtems.org/
> pipermail/devel/2015-August/012358.html
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__lists.rtems.org_pipermail_devel_2015-2DAugust_012358.html&d=DwMFaQ&c=2do6VJGs3LvEOe4OFFM1bA&r=dbavT-WIJ4nBfQFKYnKdAD52Vyq3ZXSzrL9TAm21lZI&m=2qOzfS7qOLo1pWDBn2daTfb11BT4SII6DAGj7Nybgz0&s=FP3leA0B8WdfvIUwiGG0f2VRmehMyQCINAcYMEOWL8k&e=>".
> I understand that the nxlib is included in microwindows library anymore,
> but when I build 'graphics/microwindows.bset', will I also build nxlib?.
> BSP 's X11 header files and so on. How do I add X11 header files to BSP and
> other necessary files? What should I do at this point?
>
>
>
> Best wishes,
>
> Emre
>
>
>
> 2018-05-01 3:22 GMT+03:00 Chris Johns <chrisj at rtems.org>:
>
> On 01/05/2018 02:49, Emre Cetin wrote:
> > Hello everyone,
>
> Hi and welcome.
>
> > I have a Rtems project with Raspberry pi, I need to compile a simple QT
> program.
> > I tried to run this project on Beaglebone Black, but it may not be as
> fast as it
> > should be, it seems easier on Rpi. And I work on the Rpi 1 model B. In
> the last
> > few days I am trying to establish the necessary libraries for QT, but I
> have not
> > been successful.
>
> This sounds like an interesting project.
>
> > I've been working on Rtems-Graphical-Toolbase, but I have not
> > been successful in compilation. I tried a lot of ways but I do not know
> how to
> > load libraries manually yet, I am new to embedded systems.
>
> Welcome to embedded and embedded real-time software.
>
> >
> > I finally used these instructions, it seemed the easiest way to me;
> >
> > (in right directory)
> > ../source-builder/sb-set-builder \
> >     --prefix=$HOME/development/rtems/compiler/5 \
> >     --rtems-bsp=arm/raspberrypi \
> >     --log=graphic-build-log.txt \
> >     --with-rtems-bsp=raspberrypi \
> >     --pkg-tar-files \
> >     graphics/freetype2.bset \
> >     graphics/libjpeg.bset \
> >     graphics/libpng.bset \
> >     graphics/libtiff.bset \
> >     graphics/t1lib.bset \
> >     graphics/microwindows.bset
> >
> > RTEMS Source Builder - Set Builder, 5 (f3b1700dfd4d)
> > Build Set: graphics/microwindows.bset
> > Build Set: graphics/freetype2.bset
> > config: graphics/freetype-2.4.10-1.cfg
> > package: freetype-v2.4.10-arm-rtems5-1
> > error: hash: freetype-2.4.10.tar.gz: insecure: md5
> > Build FAILED
> >
> > It seems that new packages are causing problems, and I do not know how
> to update
> > the codes. Can you give me some advice?
>
> A change went into the RSB in October last year to stop using the MD5 and
> SHA1
> checksums as they are insecure. The ticket that covered this issue is:
>
>  https://devel.rtems.org/ticket/2536
> <https://urldefense.proofpoint.com/v2/url?u=https-3A__devel.rtems.org_ticket_2536&d=DwMFaQ&c=2do6VJGs3LvEOe4OFFM1bA&r=dbavT-WIJ4nBfQFKYnKdAD52Vyq3ZXSzrL9TAm21lZI&m=2qOzfS7qOLo1pWDBn2daTfb11BT4SII6DAGj7Nybgz0&s=W5nqzhQZQ8MD2Qny_KmidQ3uYRpLeCKJeVIEUl3iORE&e=>
>
> It would seem some packages were missed and they need a better checksum.
> Could
> you please reopen the ticket and indicate the issue you have by pasting in
> the
> above output?
>
> FYI the fix is easy, run a sha512 command on your host on the file or patch
> which should be in the `sources` or `patches` directory and then update
> the line
> in the related file. The freetype config file is:
>
>  rtems/config/graphics/freetype-2.4.10-1.cfg
>
> On the line starting with `%hash` change `md5` to `sha512` and paste in the
> SHA512 checksum.
>
> I see ...
>
>  libjpeg-9a-1.cfg
>  libpng-1.5.24-1.cfg
>  libpng-1.6.21-1.cfg
>  libtiff-4.0.2-1.cfg
>  libtiff-4.0.6-1.cfg
>  microwindows-0.93-dev-1.cfg
>  t1lib-5.1.2-1.cfg
>
> ... are still using MD5 and will need updating.
>
> We welcome patches, it is often the fastest way to get something like this
> fixed. :)
>
> Thanks
> Chris
>
>
>
>
>
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>
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