What do you want to study in GSOC 2020?

Niteesh gsnb.gn at gmail.com
Sat Jan 4 05:08:49 UTC 2020


I problem was in uart_probe, and console_select. I totally forgot about
console_select
changing back to pl011. The application starts without any issues
https://ibb.co/PZY5BWr
but *rtems_shell_wait_for_input *return unsuccessful, maybe it fails
because it calls
ioctl and I haven't provided a proper handler, what do you think?
Now, since I know everything works I'll add in a proper AUX driver(ns16550)
and test it again.
And also if you remember, there was this issue of printing garbage and
FATAL_SOURCE_EXCEPTION
while running examples in qemu, I have run the examples multiple times on
the board and no issues till now.

On Sat, Jan 4, 2020 at 8:47 AM Niteesh <gsnb.gn at gmail.com> wrote:

> On Sat, Jan 4, 2020 at 3:34 AM Christian Mauderer <list at c-mauderer.de>
> wrote:
>
>> On 03/01/2020 20:17, Niteesh wrote:
>> > Finally, I am able to load IMAGES into Rpi3 using u-boot. But didn't
>> > check whether FDT works. I added the AUX driver from my bare-metal
>> > project for testing. I'll replace it with NS16550 soon.
>> > I loaded the fileio example and it prints the board information. Below
>> > is the link to the screenshot
>> > https://ibb.co/cJbFHqz
>>
>> That's a great start.
>>
>> > But it's stuck there, maybe an exception was raised because I didn't
>> > modify the address for another device but not sure! Can you think of
>> > something
>> > which could have caused it?
>>
>> Exceptions should print an exception frame. So I'm not sure whether that
>> is the case. Do you have some JTAG adapter that would work with OpenOCD
>> or simmilar?
>>
> I dont have a JTAG. I going to fallback to printfs. I going to stick
> printf in various places
> and see where it hangs.
> Do you have any other ideas? Can we use GDB?
>
>> >
>> >
>> > On Fri, Jan 3, 2020 at 11:07 PM Niteesh <gsnb.gn at gmail.com
>> > <mailto:gsnb.gn at gmail.com>> wrote:
>> >
>> >     On Fri, Jan 3, 2020 at 7:30 PM Christian Mauderer
>> >     <list at c-mauderer.de <mailto:list at c-mauderer.de>> wrote:
>> >
>> >         On 03/01/2020 13:49, Niteesh wrote:
>> >         > I have gone through previous year works and selected a few
>> >         topics which
>> >         > I found
>> >         > interesting.
>> >         > 1. Basic Support for Trace Compass #3696
>> >         > <https://devel.rtems.org/ticket/3696>.
>> >
>> >         A basic support has been added last year and Sebastian extended
>> that
>> >         quite a bit because we had a customer who needed it. I'm not
>> >         sure what
>> >         the current state is and whether there are tasks left that could
>> >         be done
>> >         in a GSoC project.
>> >
>> >         > 2. RTEMS testing tool project #2927
>> >         <https://devel.rtems.org/ticket/2927>.
>> >
>> >         No idea what the status is. Chris?
>> >
>> >         > 3. Beagle BSP: Add a flattened device tree based
>> >         initialization #3784
>> >         > <https://devel.rtems.org/ticket/3784>.
>> >
>> >         That one is open. It would include adding some infrastructure
>> >         for fdt
>> >         based drivers. In theory you could do the same project for
>> >         raspberry or
>> >         any other board.
>> >
>> >         Please note Gedares comment from the previous mail:
>> >
>> >         >     Infrastructure projects are nice (FDT, dynamic linking,
>> >         debugger,
>> >         >     tracer) but need to be clearly defined ahead of time and
>> >         discussed
>> >         >     thoroughly with the community, or you risk ending up in
>> >         the "long
>> >         >     tedious discussions" when you should be coding.
>> >
>> >
>> >         > 4. BSPs for Simulators #2903
>> >         <https://devel.rtems.org/ticket/2903>.
>> >
>> >         That's always open.
>> >
>> >         Some simulators are easy because the board is already supported
>> >         and you
>> >         only have to find out how to start it. For these a tester
>> >         integration is
>> >         a good target. But most likely that's only small stuff and
>> should be
>> >         only one part of a project.
>> >
>> >         Other simulators are not supported yet. In that case you have to
>> >         write
>> >         some drivers which can be a good project size.
>> >
>> >         > 5. Improve the Raspberry Pi BSP #2899
>> >         <https://devel.rtems.org/ticket/2899>.
>> >
>> >         You already noted: The raspberry BSP isn't in the best shape. So
>> >         it's
>> >         quite open for improvement.
>> >
>> >         I think that there is still some work getting it to run again.
>> >         We don't
>> >         have something with "*bcm*" in libbsd yet so most likely USB and
>> >         Ethernet are not working yet. Could be still still be a nice
>> task.
>> >
>> >
>> >     Why don't we use the driver's from other sources as a reference and
>> >     create our
>> >     own, for USB https://github.com/Chadderz121/csud this could be
>> used as a
>> >     reference, U-boot, and Linux are good sources too. But is it worth
>> >     the effort for a
>> >     BSP like raspberry pi? There is also a c++ bare metal environment
>> >     called circle
>> >     https://github.com/rsta2/circle which supports
>> >     USB(https://github.com/rsta2/uspi)
>> >     and ethernet.
>> >
>> >     Christian, can you check out
>> >     this https://github.com/0xabu/qemu/wiki it partially supports
>> >     USB, can you give it a try?
>> >
>> >
>> >         With the difficulties getting it to run on RPi3 or RPi4 that
>> >         might could
>> >         be also a project. It seems that they are aarch64. Also I was
>> quite
>> >         surprised about it I didn't find a aarch64 BSP. So that would be
>> >         a new port.
>> >
>> >
>> >     Rpi3 looks for kernel7.img if it finds one, it boots into 32bit
>> >     mode, so if the, offset is the only difference
>> >     between rpi2 and rpi3 it should boot without any issues I'll try
>> >     adding the AUX uart driver
>> >     and see if it boots on Rpi3.
>> >
>> >     I would also like to discuss about the FDT infrastructure for RTEMS,
>> >     I would like to know what are
>> >     the requirements, what could be expected in a short span of 3months,
>> >     what could be used as a reference
>> >     and so on.
>> >
>> >         Note that an aarch64 port would most likely be observed with
>> >         argus eyes
>> >         because it has the potential to be a very important port. But
>> >         don't let
>> >         that keep you bag suggesting it.
>> >
>> >         >
>> >         > I would like to know what are the future plans for these
>> topics.
>> >         > What is the current status of USB and ethernet in raspberrypi?
>> >         > Does the beagle BSP require hardware or is it possible to
>> >         emulate it?
>> >
>> >         I never used an emulator for Beagle. It seems that qemu
>> supported it
>> >         some when:
>> >
>> https://www.cnx-software.com/2011/09/26/beagleboard-emulator-in-ubuntu-with-qemu/
>> >
>> >         But I didn't find it in current qemu. So most likely it would
>> >         need hardware.
>> >
>> >         > Last year Vijay Kumar Banerjee worked on analysis and
>> >         generation of gcov
>> >         > reports.
>> >         >
>> >         > On Thu, Jan 2, 2020 at 10:07 PM Gedare Bloom <
>> gedare at rtems.org
>> >         <mailto:gedare at rtems.org>
>> >         > <mailto:gedare at rtems.org <mailto:gedare at rtems.org>>> wrote:
>> >         >
>> >         >     On Mon, Dec 30, 2019 at 2:47 PM Christian Mauderer
>> >         >     <list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>> wrote:
>> >         >     >
>> >         >     > On 30/12/2019 15:45, Niteesh wrote:
>> >         >     > > On Mon, Dec 30, 2019 at 7:14 PM Christian Mauderer
>> >         >     <list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>
>> >         >     > > <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de
>> >
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>
>> wrote:
>> >         >     > >
>> >         >     > >     On 30/12/2019 07:25, Niteesh wrote:
>> >         >     > >     >
>> >         >     > >     >
>> >         >     > >     > On Mon, Dec 30, 2019 at 4:44 AM Peter Dufault
>> >         >     <dufault at hda.com <mailto:dufault at hda.com>
>> >         <mailto:dufault at hda.com <mailto:dufault at hda.com>>
>> >         >     > >     <mailto:dufault at hda.com <mailto:dufault at hda.com>
>> >         <mailto:dufault at hda.com <mailto:dufault at hda.com>>>
>> >         >     > >     > <mailto:dufault at hda.com <mailto:dufault at hda.com
>> >
>> >         <mailto:dufault at hda.com <mailto:dufault at hda.com>>
>> >         >     <mailto:dufault at hda.com <mailto:dufault at hda.com>
>> >         <mailto:dufault at hda.com <mailto:dufault at hda.com>>>>> wrote:
>> >         >     > >     >
>> >         >     > >     >
>> >         >     > >     >     Niteesh, what do you want to study?  Go over
>> >         what most
>> >         >     > >     interests you
>> >         >     > >     >     most about working in a real-time
>> >         environment like
>> >         >     RTEMS, and not
>> >         >     > >     >     about working on the RPI, and look at the
>> >         earlier GSOC
>> >         >     projects.
>> >         >     > >     >     Propose an ideal project for yourself and
>> >         get some
>> >         >     feedback.
>> >         >     > >
>> >         >     > >     Peter: Thanks for starting that discussion. I
>> >         started to
>> >         >     focus too much
>> >         >     > >     on the running topics about small stuff that can
>> >         be done as a
>> >         >     > >     preparation.
>> >         >     > >
>> >         >     > >     >
>> >         >     > >     >  I love learning about how the software and
>> hardware
>> >         >     interact, I have
>> >         >     > >     > been programming from 9th grade and have a wide
>> >         variety of
>> >         >     > >     > interests(networking, app development). But
>> >         recently I
>> >         >     took a course
>> >         >     > >     > called nandtotetris were we build an 8bit
>> >         computer from
>> >         >     scratch, we
>> >         >     > >     > start with NAND gates and finally finish with a
>> >         Tetris game.
>> >         >     > >
>> >         >     > >     That sounds like a really nice course. Most likely
>> >         is ended
>> >         >     in a bigger
>> >         >     > >     pile of circuit boards to have a running
>> processor ;-)
>> >         >     > >
>> >         >     > > It is a free course on
>> >         >     > > coursera
>> >         >
>> https://www.coursera.org/learn/build-a-computer/home/welcome
>> >         >     > > do check it out. It's completely simulated in
>> >         software. But
>> >         >     planning to
>> >         >     > > build it on PCB.
>> >         >     > >
>> >         >     > >
>> >         >     > >     > Low-level
>> >         >     > >     > software, systems programming, and operating
>> >         systems are
>> >         >     always quite
>> >         >     > >     > fascinating for me. While learning about
>> operating
>> >         >     systems, I came
>> >         >     > >     > across the concepts of real-time systems. Back
>> then
>> >         >     arduino was
>> >         >     > >     the only
>> >         >     > >     > hardware I was having while searching for an
>> >         RTOS to play
>> >         >     with, I came
>> >         >     > >     > across RTEMS. RTOS was harder for me to grasp
>> >         but were always
>> >         >     > >     > interesting, being a critical part of a system,
>> >         I always
>> >         >     wanted to
>> >         >     > >     learn
>> >         >     > >     > how they worked from inside. That's what bought
>> >         me to
>> >         >     contributing
>> >         >     > >     to RTOS.
>> >         >     > >     > I wanted to contribute to core of RTEMS, but it
>> >         was a bit
>> >         >     complex
>> >         >     > >     for me
>> >         >     > >     > to understand, so I started with driver
>> >         development for RTEMS.
>> >         >     > >
>> >         >     > >     That's where I started too. But don't hesitate to
>> >         pick a
>> >         >     more complex
>> >         >     > >     topic if you are interested in it. From what I've
>> >         seen you
>> >         >     can read and
>> >         >     > >     understand existing code quite fast compared to
>> >         some other
>> >         >     GSoC students
>> >         >     > >     we had. So I would say that you have a good chance
>> >         to manage
>> >         >     complex
>> >         >     > >     topics too.
>> >         >     > >
>> >         >     > > Thank you, it's quite good to hear.
>> >         >     > >
>> >         >     > >     > After going through some of the previous GSOC
>> >         projects, BSP
>> >         >     > >     development
>> >         >     > >     > and real-time tracing are what I find
>> >         interesting. While also
>> >         >     > >     converting
>> >         >     > >     > the console driver of rpi to FDT based one,
>> >         *Christian
>> >         >     Mauderer
>> >         >     > >     > *explained how
>> >         >     > >     > FDT worked in FreeBSD and Linux, and RTEMS
>> >         lacked that
>> >         >     > >     infrastructure, I
>> >         >     > >     > have no idea of how hard it would it, and if I
>> >         am even
>> >         >     capable of
>> >         >     > >     > developing it. But one proposal would be to
>> >         build the FDT
>> >         >     > >     infrastructure
>> >         >     > >     > similar to FreeBSD or Linux and have the
>> >         driver's probe
>> >         >     and attach to
>> >         >     > >     > the hardware.
>> >         >     > >
>> >         >     > >     We start to have more and more FDT based BSPs. So
>> >         it would
>> >         >     be great if
>> >         >     > >     our infrastructure would improve. But like I said:
>> >         Don't
>> >         >     hesitate to
>> >         >     > >     pick any other topic. Device drivers (and similar)
>> >         are low
>> >         >     hanging fruit
>> >         >     > >     where it is easy to get success and it isn't very
>> >         likely to
>> >         >     start long
>> >         >     > >     tedious discussions because you only touch one
>> BSP.
>> >         >     Therefore I tend to
>> >         >     > >     suggest them for GSoC. But GSoC isn't limited to
>> that.
>> >         >     > >
>> >         >     > >     So if you would like to work at any other topic
>> >         like (for
>> >         >     example)
>> >         >     > >     porting a new architecture, hacking on some
>> >         scheduler, do
>> >         >     something with
>> >         >     > >     the dynamic linking support, add stuff to the
>> >         libdebugger,
>> >         >     or basically
>> >         >     > >     anything else: Just ask whether someone knows a
>> >         topic in
>> >         >     that area or is
>> >         >     > >     interested in mentoring one you suggest. Most
>> >         likely the
>> >         >     mailing list
>> >         >     > >     will become quite a bit more active again in about
>> >         a week.
>> >         >     > >
>> >         >     I'll be lurking.
>> >         >
>> >         >     Infrastructure projects are nice (FDT, dynamic linking,
>> >         debugger,
>> >         >     tracer) but need to be clearly defined ahead of time and
>> >         discussed
>> >         >     thoroughly with the community, or you risk ending up in
>> >         the "long
>> >         >     tedious discussions" when you should be coding.
>> >         >
>> >         >     BSP Projects are only good if they are useful. RPI3 might
>> >         be useful,
>> >         >     although there haven't been a lot of folks clamoring for
>> it.
>> >         >
>> >         >     > > Once I finish with the raspberry pi, I will try to
>> >         port RTEMS
>> >         >     for esp32.
>> >         >     > > I have that board,
>> >         >     > > It has quite a lot of features and really good
>> >         documentation. It is
>> >         >     > > based on xtensa CPU.
>> >         >     > >
>> >         https://devel.rtems.org/wiki/TBR/UserManual/SupportedCPUs and
>> is
>> >         >     under
>> >         >     > > RTEMS potential port.
>> >         >     > >
>> >         >     >
>> >         >     > Interesting idea. You should post that as a project idea
>> >         for your GSoC
>> >         >     > project. There are quite some points for new cores that
>> >         can make a
>> >         >     port
>> >         >     > very simple or hard as hell. I don't have the experience
>> >         to give a
>> >         >     good
>> >         >     > estimate for that core. But don't worry. I'm quite sure
>> >         that this
>> >         >     can be
>> >         >     > an interesting project.
>> >         >     >
>> >         >     > Just some random thoughts:
>> >         >     >
>> >         >     > - It seems that the Xtensa is supported in the official
>> >         GCC since
>> >         >     quite
>> >         >     > some time up to the most recent releases. That's a
>> >         really good
>> >         >     starting
>> >         >     > point.
>> >         >     >
>> >         >     > - The core is a commercial IP core. It might can get
>> >         hard to get a
>> >         >     > detailed core documentation. Let's hope that there is
>> >         enough community
>> >         >     > documentation for it.
>> >         >     >
>> >         >     > - I didn't really find the core in any other (buyable)
>> >         chip but the
>> >         >     > ESP32. Do you know whether it is used somewhere else?
>> >         >     >
>> >         >     > - The ESP32 doesn't have too much RAM. If I've seen it
>> >         right it's
>> >         >     520kB
>> >         >     > on-chip. We have smaller targets than that but it's not
>> >         really
>> >         >     much. The
>> >         >     > libbsd network stack will most likely never run on it.
>> >         But lwIP should
>> >         >     > work. But I think network stack is something that won't
>> >         be a topic
>> >         >     for a
>> >         >     > first port anyway ;-)
>> >         >     >
>> >         >     > - The Technical Reference Manual looks reasonable
>> detailed:
>> >         >     >
>> >         >
>> >
>> https://docs.espressif.com/projects/esp-idf/en/latest/hw-reference/index.html
>> >         >     >
>> >         >     > - For the low level port you definitively need a
>> >         hardware debugger
>> >         >     or a
>> >         >     > good simulator. It seems that JTAG access is possible
>> >         using OpenOCD.
>> >         >     > There is even an official guide from the manufacturer:
>> >         >     >
>> >         >
>> >
>> https://docs.espressif.com/projects/esp-idf/en/latest/api-guides/jtag-debugging/
>> >         >     >
>> >         >
>> >         >     A new architecture port is a worthwhile GSoC Project.
>> >         There would be a
>> >         >     lot of learning and code generated. However as above there
>> >         is a
>> >         >     question about utility: Will there be more than 1 xtensa
>> user?
>> >         >     Historically, DPSs seem to have low demand for an RTOS
>> >         like RTEMS. It
>> >         >     is still a good GSoC project though. One of the barriers
>> >         to a new
>> >         >     architecture however will be testability: is there a
>> >         simulator that
>> >         >     can be used for development/testing?
>> >         >
>> >         >     For difficulty, the thing to investigate is how complex
>> is the
>> >         >     register context, interrupt handling mechanisms, memory
>> >         management,
>> >         >     and on-chip devices (timers, etc.). Also whether or not
>> >         there is a
>> >         >     2/3-BSD compliant port elsewhere for reusable code. The
>> >         base xtensa
>> >         >     looks straightforward. The ESP32 is an interesting board.
>> >         >
>> >         >     > >
>> >         >     > >     >
>> >         >     > >     >     > On Dec 28, 2019, at 05:12 , Christian
>> Mauderer
>> >         >     > >     <list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>>
>> wrote:
>> >         >     > >     >     >
>> >         >     > >     >     > On 28/12/2019 07:12, Niteesh wrote:
>> >         >     > >     >     >>
>> >         >     > >     >     >>
>> >         >     > >     >     >> On Sat, 28 Dec, 2019, 3:51 AM Christian
>> >         Mauderer,
>> >         >     > >     >     <list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>
>> >         >     > >     >     >> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>>>
>> wrote:
>> >         >     > >     >     >>
>> >         >     > >     >     >>    On 27/12/2019 19:06, Niteesh wrote:
>> >         >     > >     >     >>> Is there something else that I could
>> >         work on? I am
>> >         >     > >     interested in
>> >         >     > >     >     >>    taking
>> >         >     > >     >     >>> part
>> >         >     > >     >     >>> GSOC of 2020. And I want to learn as
>> >         much as possible.
>> >         >     > >     >     >>
>> >         >     > >     >     >>    Do you search tasks specific to
>> >         raspberry or general
>> >         >     > >     ones? Do
>> >         >     > >     >     you search
>> >         >     > >     >     >>    something for GSoC or just to warm up?
>> >         >     > >     >     >>
>> >         >     > >     >     >> Anything is fine as long as I am learning
>> >         >     something. Since rpi3
>> >         >     > >     >     is the
>> >         >     > >     >     >> only hardware I have, I am interested in
>> >         tasks
>> >         >     specific to
>> >         >     > >     raspi and
>> >         >     > >     >     >> general ones which do not require any
>> >         hardware.
>> >         >     > >     >     >
>> >         >     > >     >     > For raspberry I think you could continue
>> >         to get it
>> >         >     running
>> >         >     > >     on RPi3. My
>> >         >     > >     >     > suggestion would be to replace the table
>> based
>> >         >     initialization
>> >         >     > >     >     (which is
>> >         >     > >     >     > handled by console-termios-init.c) with
>> >         one based on
>> >         >     the fdt
>> >         >     > >     that is
>> >         >     > >     >     > similar to the one in the imx BSP. That
>> >         will allow
>> >         >     to use
>> >         >     > >     the same
>> >         >     > >     >     > binary on RPi2 and RPi3. But please do
>> >         that in an
>> >         >     extra patch
>> >         >     > >     >     after the
>> >         >     > >     >     > one that you currently have sent to the
>> >         mailing list.
>> >         >     > >     >     >
>> >         >     > >     >     >
>> >         >     > >     >     > Some other raspberry specific topics could
>> >         be the
>> >         >     following.
>> >         >     > >     Note that
>> >         >     > >     >     > this are only suggestions. I don't want to
>> >         force you
>> >         >     to do
>> >         >     > >     any of them
>> >         >     > >     >     > if you don't like them:
>> >         >     > >     >     >
>> >         >     > >     >     > - Documentation how you run an application
>> >         in QEMU /
>> >         >     on real
>> >         >     > >     hardware
>> >         >     > >     >     > for the user manual:
>> >         >     > >     >     >
>> >         >     > >     >
>> >         >     > >
>> >         >
>> >
>> https://docs.rtems.org/branches/master/user/bsps/bsps-arm.html#raspberrypi
>> >         >     > >     >     > (I hope I didn't miss a patch that you
>> >         already sent
>> >         >     ;-) )
>> >         >     > >     >     >
>> >         >     > >     >     > - A configuration for RTEMS tester that
>> >         uses the QEMU or
>> >         >     > >     real hardware
>> >         >     > >     >     > (I think the pi3 allows network boot?).
>> >         This allows
>> >         >     regular
>> >         >     > >     test runs
>> >         >     > >     >     > for this BSP:
>> >         >     > >     >     >
>> >         >     > >
>> >         >
>> >
>> https://docs.rtems.org/branches/master/user/testing/index.html and
>> >         >     > >     >     >
>> >         >
>> https://docs.rtems.org/branches/master/user/tools/tester.html
>> >         >     > >     >     >
>> >         >     > >     >     > - Chris created a boot image generator
>> >         last year. It
>> >         >     would
>> >         >     > >     be great if
>> >         >     > >     >     > you could add a configuration to create
>> >         raspberry SD
>> >         >     images
>> >         >     > >     to it:
>> >         >     > >     >     >
>> >         >     > >
>> >         >
>> >
>> https://docs.rtems.org/branches/master/user/tools/boot-image.html
>> >         >     > >     >     >
>> >         >     > >     >     > - You can pick basically any component
>> >         that isn't
>> >         >     already
>> >         >     > >     there and
>> >         >     > >     >     > integrate it. If you want to work with
>> libbsd:
>> >         >     Testing or
>> >         >     > >     porting
>> >         >     > >     >     > Ethernet support could be something.
>> >         >     > >     >     >
>> >         >     > >     >     > - You most likely want to do something
>> >         with RPi in
>> >         >     your GSoC
>> >         >     > >     too. So
>> >         >     > >     >     > maybe some comments ("x is already done",
>> >         "y seems to be
>> >         >     > >     still open")
>> >         >     > >     >     > for the ticket for it would be nice too:
>> >         >     > >     >     https://devel.rtems.org/ticket/2899
>> >         >     > >     >     >
>> >         >     > >     >     >
>> >         >     > >     >     > For non raspberry topics: We have a lot of
>> >         open bugs
>> >         >     where
>> >         >     > >     everyone is
>> >         >     > >     >     > happy if they are closed:
>> >         https://devel.rtems.org/query
>> >         >     > >     >     >
>> >         >     > >     >     > A lot of them might are even out of date
>> >         and just need
>> >         >     > >     someone who
>> >         >     > >     >     reads
>> >         >     > >     >     > them and asks whether they can be closed.
>> >         >     > >     >     >
>> >         >     > >     >     >>
>> >         >     > >     >     >>
>> >         >     > >     >     >>>
>> >         >     > >     >     >>> On Fri, Dec 27, 2019 at 5:07 PM
>> >         Christian Mauderer
>> >         >     > >     >     >>    <list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>
>> >         >     > >     >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>>
>> >         >     > >     >     >>> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>
>> >         >     > >     >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>
>> >         >     > >     <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de> <mailto:list at c-mauderer.de
>> >         <mailto:list at c-mauderer.de>>
>> >         >     <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>
>> >         <mailto:list at c-mauderer.de <mailto:list at c-mauderer.de>>>>>>>
>> wrote:
>> >         >     > >     >     >>>
>> >         >     > >     >     >>>      On 27/12/2019 12:20, Niteesh wrote:
>> >         >     > >     >     >>>      > I have sent the patch. I also
>> sent a
>> >         >     documentation
>> >         >     > >     update
>> >         >     > >     >     >>    for the
>> >         >     > >     >     >>>      > quick-start section
>> >         >     > >     >     >>>      > a few months ago. But no one took
>> >         a look at
>> >         >     it. Can you
>> >         >     > >     >     have a
>> >         >     > >     >     >>>      look at it?
>> >         >     > >     >     >>>
>> >         >     > >     >     >>>      I'll try to have a look at it soon.
>> >         >     > >     >     >>>
>> >         >     > >     >     >>>      >
>> >         >     > >     >     >>>      >
>> >         >     > >
>> >          https://www.mail-archive.com/devel@rtems.org/msg20965.html
>> >         >     > >     >     >>>
>> >         >     > >     >     >>>      If you don't get any responses to a
>> >         patch
>> >         >     please just
>> >         >     > >     send a
>> >         >     > >     >     >>    reminder
>> >         >     > >     >     >>>      one or two weeks later. It's quite
>> >         likely
>> >         >     that the
>> >         >     > >     patch just
>> >         >     > >     >     >>    slipped
>> >         >     > >     >     >>>      the attention.
>> >         >     > >     >     >>>
>> >         >     > >     >     >>>      Normally I leave documentation
>> >         patches to our
>> >         >     native
>> >         >     > >     speakers.
>> >         >     > >     >     >>    They spot
>> >         >     > >     >     >>>      a lot of errors that I won't be
>> >         able to find.
>> >         >     > >     >     >>>
>> >         >     > >     >     >>>      Can you please send a ping for the
>> >         patch. You
>> >         >     can add
>> >         >     > >     me to CC
>> >         >     > >     >     >>    and for
>> >         >     > >     >     >>>      this one I would suggest to CC
>> >         Chris Johns too.
>> >         >     > >     >     >>>
>> >         >     > >     >     >>
>> >         >     > >     >     >
>> >         _______________________________________________
>> >         >     > >     >     > devel mailing list
>> >         >     > >     >     > devel at rtems.org <mailto:devel at rtems.org>
>> >         <mailto:devel at rtems.org <mailto:devel at rtems.org>>
>> >         >     <mailto:devel at rtems.org <mailto:devel at rtems.org>
>> >         <mailto:devel at rtems.org <mailto:devel at rtems.org>>>
>> >         >     > >     <mailto:devel at rtems.org <mailto:devel at rtems.org>
>> >         <mailto:devel at rtems.org <mailto:devel at rtems.org>>
>> >         >     <mailto:devel at rtems.org <mailto:devel at rtems.org>
>> >         <mailto:devel at rtems.org <mailto:devel at rtems.org>>>>
>> >         >     > >     >     >
>> http://lists.rtems.org/mailman/listinfo/devel
>> >         >     > >     >
>> >         >     > >     >     Peter
>> >         >     > >     >     -----------------
>> >         >     > >     >     Peter Dufault
>> >         >     > >     >     HD Associates, Inc.      Software and System
>> >         Engineering
>> >         >     > >     >
>> >         >     > >     >     This email is delivered through the public
>> >         internet using
>> >         >     > >     protocols
>> >         >     > >     >     subject to interception and tampering.
>> >         >     > >     >
>> >         >     > >
>> >         >     > _______________________________________________
>> >         >     > devel mailing list
>> >         >     > devel at rtems.org <mailto:devel at rtems.org>
>> >         <mailto:devel at rtems.org <mailto:devel at rtems.org>>
>> >         >     > http://lists.rtems.org/mailman/listinfo/devel
>> >         >
>> >
>>
>
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