I ported Micropython to various platforms (CPU and FPGA), including peripherals like Video output, so I can help with porting to NuttX: See my developments: https://github.com/suarezvictor/micropython/tree/litex-rebase/ports/litex#readme
Who else can contribute? On Fri, Feb 9, 2024 at 2:27 PM Sebastien Lorquet <sebast...@lorquet.fr> wrote: > Hi, > > Not sure I'm going to wait24Q3 :-) I'm certainly not focussed enough :-) > > https://github.com/micropython/micropython/issues/13632 > > Let's see what they think. > > The only real issue is "how to build a micropython port that links to a > static lib" :) > > And maybe how to avoid duplicating mbedtls and some other libs in some > cases... but that can wait. > > Sebastien > > Le 09/02/2024 à 18:16, Tomek CEDRO a écrit : > > Yes exactly, I was also thinking to make MicroPython a NuttX > > application, just like we have Python on desktop, so it builds out of > > the box and provides generic access no matter what arch/board, no > > hardcoded hardware specific stuff, all hardware interaction done > > though /dev :-) > > > > I am switching from hardware project right now more into a software > > development right now but I am still rushing so I will have more time > > for that around 2024Q3 but we can create a dedicated fork repo and > > play there when stuff is ready we can push to both upstreams..? :-) > > > > -- > > CeDeROM, SQ7MHZ, http://www.tomek.cedro.info > > > > On Fri, Feb 9, 2024 at 6:07 PM Sebastien Lorquet <sebast...@lorquet.fr> > wrote: > >> Hi, > >> > >> I found the deletion commit: > >> > https://github.com/apache/nuttx-apps/commit/abcb66cb20d85b910d55854de51b197eaa468e8b > >> > >> I think it should not work like that today. > >> > >> Also, it looks like it does not come with micropython libraries... > >> > >> We should contribute anything required in micropython itself so it can > >> be built as a kind of library, and have the absolute required minimum in > >> nuttx-apps to allow linking with this lib. > >> > >> What do you think? > >> > >> Sebastien > >> > >> > >> Le 09/02/2024 à 16:09, Tomek CEDRO a écrit : > >>> Hey there Sebastien :-) > >>> > >>> NuttX is so well organized that writing bare C here is far more > >>> efficient "rapid prototyping" so I had no more need to use MicoPython > >>> as it turned out memory hungry for bigger applications. > >>> > >>> But still I am fan of Python so we could resurrect the idea :-) > >>> > >>> Tomek > >>> > >>> -- > >>> CeDeROM, SQ7MHZ, http://www.tomek.cedro.info > >>> > >>> On Fri, Feb 9, 2024 at 4:04 PM Sebastien Lorquet <sebast...@lorquet.fr> > wrote: > >>>> Hi, > >>>> > >>>> I think I may like to have micropython work again on NuttX. > >>>> > >>>> Where can I find the latest efforts on this project, to try my hand > on it? > >>>> > >>>> Sebastien > >>>> > >>>> > >>>> Le 26/10/2021 à 04:16, Tomasz CEDRO a écrit : > >>>>> On Mon, Oct 25, 2021 at 7:45 PM Xiang Xiao wrote: > >>>>>> On Mon, Oct 25, 2021 at 11:37 PM Tomasz CEDRO wrote: > >>>>>>> On Mon, Oct 25, 2021 at 4:44 PM Alan Carvalho de Assis wrote: > >>>>>>>> Hi Tomasz, > >>>>>>>> MicroPython was integrated in NuttX at some time ago, but it > started > >>>>>>>> to crash and was removed. > >>>>>>> Yup, I saw some websites stating it work here but I could not find > >>>>>>> among interpreters. Thanks for the hint Alan :-) > >>>>>>> > >>>>>>>> I think someone started a discussion about it on discord, but I > don't > >>>>>>>> know what happened later. > >>>>>>> I would prefer to keep critical discussions here on the list as > they > >>>>>>> are easier to find later on and may give hints to the others :-) > Stuff > >>>>>>> like IRC or Discord I may prefer for short term tasks :-) > >>>>>>> > >>>>>>> > >>>>>>>> As I told you ESP32-C3 has a good support on NuttX and Xiaomi is > >>>>>>>> already using it internally (it passed on their certification > >>>>>>>> process). > >>>>>>> Yup :-) NuttX claims full support for ESP32-C3 while Zephyr lags > >>>>>>> behind in this area (only GPIO, UART and BLE is currently > >>>>>>> implemented). I know that already, thanks :-) > >>>>>>> > >>>>>>> But my question was closely related to MicroPython and NuttX and > SoC > >>>>>>> driver support / architecture that is still unknown to me, sorry, > >>>>>>> maybe this will clarify: > >>>>>>> > >>>>>>> 1. Is there some sort of HAL in NuttX that when driver for a SoC is > >>>>>>> ported makes it available freely for every other functionality > already > >>>>>>> implemented (like in Zephyr)? > >>>>>>> > >>>>>> No, NuttX doesn't like HAL, but NuttX defines many device driver > >>>>>> interfaces(from uart, i2c, spi to gpio...). > >>>>>> All expose their functionality as device files(e.g. /dev/ttyS0, > /dev/gpio). > >>>>>> Other complex devices expose through: > >>>>>> > >>>>>> 1. File system API(e.g. block device, flash, mtd...) > >>>>>> 2. Socket API(e.g. ethernet, WiFi, CAN...) > >>>>> Thank you Xiao! Looks more and more like Unix on MCU :-) > >>>>> > >>>>> > >>>>>>> 2. Would dedicated functionalities, like MicroPython, require > separate > >>>>>>> implementation of drivers for each SoC or will it use existing > >>>>>>> drivers? > >>>>>>> > >>>>>> Since all above functionality is exposed to userspace through the > standard > >>>>>> interface. MicroPython port can be done in a general way which > means that > >>>>>> once you finish the porting, all boards supported by NuttX will get > the > >>>>>> same functionality freely. > >>>>>> BTW, since NuttX is very similar to Unix/Linux, it's very easy to > start the > >>>>>> porting from the Unix/Linux version. Actually, My colleague(Chao An) > >>>>>> finished MicroPython initial NuttX porting in one week three years > ago. But > >>>>>> since we switch to JavaScript as our high level language later, our > porting > >>>>>> stops the maintenance after that. > >>>>> Good news thank you! One port to rule them all :-) I start to love > >>>>> NuttX even more! Can't wait the day when it runs on my 8-bit Atari > :-) > >>>>> :-) > >>>>> > >>>>> From what I can see the current MicroPython port is initial, > needs to > >>>>> be able to run test suite as the current task, will look into it in > my > >>>>> free time, duty noted :-) > >>>>> > >>>>> I just need to make some working prototype in few days quickly, I > >>>>> thought that MicroPython could be the way, but it will require more > >>>>> work / time with ESP32-C3 + NuttX, however I believe it will be worth > >>>>> working on it :-) > >>>>> > >>>>> I got MicroPython working on ESP32 boards out of the box, so that > >>>>> would be good place to learn it and get some experience in the first > >>>>> place before porting :-) > >>>>> > >>>>> I have allergy to JavaScript and any framework related to it to the > >>>>> point that I am considering porting (Micro)Python + LVGL as the cross > >>>>> platform mobile development framework. Thus my research into > >>>>> MicroPython. We have lost so much time and effort and heart to build > >>>>> on React Native + Expo. I never would have even guess such slow heavy > >>>>> self-incompatible thing with a life cycle shorter than yogurt could > >>>>> get so much world wide traction. On the other hand we have web > backend > >>>>> written in Python Django that is clean small elegant efficient > >>>>> scalable and can run even on a small networked embedded system. Maybe > >>>>> "Apples and Oranges"^TM but I am definitely a Python fan :-P > >>>>> > >>>>> Thank you for all the hints folks! :-) > >>>>> Tomek > >>>>> >
