Revisiting Minimum with Static Allocation

Gedare Bloom gedare at
Wed Feb 10 20:36:45 UTC 2021

On Wed, Feb 10, 2021 at 10:57 AM Joel Sherrill <joel at> wrote:

> Hi
> The minimum sample is intended to show how to construct the minimum
> footprint RTEMS application. I suspect that with Sebastian's recent work on
> static allocation and reducing footprint, the minimum sample may be able to
> benefit from tweaking.
> I just checked rtl22xx_t and it is < 16K code and 272 bytes of data. :)
> Hello tends to be in the 64K range. Perhaps a static allocation hello
> variant.
> Just wanting users to have good examples. A discussion at the Flight
> Software Workshop mentioned RTEMS was big but it doesn't seem to be if you
> look at executables which reflect those minimum feature sets.
> Hoping Sebastian has magic settings to apply so these numbers are as good
> as possible.
> This is a good idea. A "useful" minimum configuration with static objects,
or maybe even a couple of them, could be helpful to identify reasonable
bottom ends of the spectrum we can conceivably support.

> --joel
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