On Mon, Oct 11, 2021 at 8:31 AM Tomasz CEDRO <to...@cedro.info> wrote: > > On Sun, Oct 10, 2021, 18:36 Gregory Nutt wrote: > > > Device tree is another technology that has been advocated for NuttX with > > a few strong advocates but with no clear mandate from the community. > > > > Linux and Zephyr RTOS uses DTS to desrbibe hardware: cpu, memory, > peripherals, soc, boards, etc. > > That would give some compatibility and easier portabity to existing > hardware! :-) > > I did some definitions of custom boards and hardware already in Zephyr. It > is not really well documented along west project structure seems still > under development (i.e. using global zephyr repo vs using per project > different version local zephyr repo is possible not for that long). There > are many examples but different ones offers different approach and there is > no clear standard with examples (i.e. standard should provide several full > working examples not just code snippets). Clear but extensible project > structure is also important (but I am not yet there in NuttX). > > Anyways DTS would make portabity much easier also re-using existing > hardware definitions would make migration to NuttX more attractive :-)
If NuttX used DTS, would that increase the size of the RTOS binary and/or slow down bootup? Is it possible to make DTS a build-time input instead of runtime processing? Cheers, Nathan
