Re: Oniro or Guix on Zephyr kernel?

[jbranso]

February 24, 2023 10:41 AM, "Peter Polidoro" <peter@polidoro.io> wrote:

>> Actually, my new friend Mitchell just created a blog post about > using
>> GNU Guix for Zephyr kernels:
>> 
>> https://gnucode.me/building-toolchains-with-guix.html
> 
> Great blog post, thank you! It makes me a little hesitant about Zephyr if 
> they have just given up
> on other people building their SDK, but I am very glad all of you smart 
> people are working on a
> Guix alternative.
> 
> I am still curious if other parts of Guix System could be useful in embedded 
> environments if all of
> the packages are cross-compiled.
> 
> I am not sure of the detailed plans for Oniro, but I assume that it will 
> provide some sort of
> abstraction layer and user space on top of either the Linux kernel or the 
> embedded Zephyr kernel.
> Would it be possible to make some subset of Guix System into something 
> equivalent or is an entirely
> new operating system really necessary for that purpose? Are most of the 
> resource requirements for
> Guix System, 1 Gig of ram, etc, due to the package builder and Guix/Nix 
> daemon? If it was possible
> to declare an instance of Guix System that did not include those and only 
> used cross-compiled
> packages, could some portion of Guix System function in a similar way as 
> Oniro, or is that a
> nonsense question?

I'm probably not the best person to ask about that.  I am adding in Mitchell to 
the discussion.

Mitchell, what do you think?  Could we use a subset of guix system in embedded 
environments?

Thanks,

Joshua