[Freemint-list] Interesting talk about non-mmu stuff

Ryan Daum ryan.daum at gmail.com
Thu Jan 26 00:04:04 MSK 2017


Interesting talk, but one thing he doesn't mention is that it's possible to
load plain ELF binaries with a non-MMU system as long as you link them with
relocation sections baked in. Then the binary loader walks the relocation
instructions and fixes up the addresses in a manner similar to how program
loading happens in pgmld01/pgfix01 in GEMDOS right now. The downsides are
really big binaries and slow loading times. I have written code to do this
as a patch on top of emutos, and can load and relocate a gcc produce
binary. but execution is not quite working yet. I'm working on it though.

Ryan

On 25 January 2017 at 05:11, Adam Klobukowski <adamklobukowski at gmail.com>
wrote:

> Hello
>
> There is an interesting talk about j-core (CPU architecture descending
> from SH architecture), that is no mmu, I'm linking to the point that there
> is some info that may be relevant for us:
>
> https://youtu.be/o0milqmt4ao?t=2103
>
> --
> Semper Fidelis
>
> Adam Klobukowski
> adamklobukowski at gmail.com
>
> _______________________________________________
> Freemint-list mailing list
> Freemint-list at mail.atariforge.org
> http://mail.atariforge.org/mailman/listinfo/freemint-list
>
>
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