is there a list to diff the rtems 4.x and 5.x

Chris Johns chrisj at
Mon Jul 27 06:25:12 UTC 2020

On 27/7/20 4:15 pm, smallphd at wrote:
> hello,
> We decide to use rtems in our arm cortex r5 bsp. Considering the high
> reliability requirement, do we choose current stable 4.11.3 or future 5.1.0 ?
> And could somebody give me a list to display the difference between 4.11.3 and
> 5.1.0 ? I just find a little change lists in the document. 
> But after I compare the two edition's source code, I find the difference is much
> more than the document listed.

Maybe detailed release notes from the RC1 for RTEMS 5 will help:

It is detailed and there is a lot of information but it does cover the changes
that have been made.


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