[haiku-development] Re: In My Infinite Free Time
- From: "François Revol" <revol@xxxxxxx>
- To: haiku-development@xxxxxxxxxxxxx
- Date: Mon, 20 Apr 2009 18:12:48 +0200 CEST
> On Mon, Apr 20, 2009 at 3:58 PM, François Revol <revol@xxxxxxx>
> wrote:
> >> > Though I recall reading not all ARM chips have all of them.
> >> > ie. some might actually only have the TLBs like what PPC does...
> >>
> >> ARM7 doesn't have either MMU or TLB. You can only use physical
> >> memory.
> >>
> >> But it's still worth supporting, as you would be able to run on a
> > > lot
> >> of really low-power hardware.
> >>
> >> Linux has the option to run with no MMU. This was done as a patch
> >> for
> >> a long time, but I understand that it was accepted into the
> > > mainline
> >> kernel, so now it's a config option.
> >
> > Linux is a slimy thingy that is overstretched to fit both 16bit cpu
> > (ELKS) and Crays :P
> >
> > I'd rather have it well done with MMU than hacked in without.
> >
> > François.
> >
> >
>
> I will port it to MMU arms only. There is quite some interresting
> hardware without MMU but must of these don't even have enough RAM
> (haiku on the nintendo ds for example would be funny ;) but 80mhz no
> mmu and only 4mb ram (expandable to 36 or something ) are probably
> not
> enough ;) )
Exactly.
I'd rather see it on a Neo FreeRunner, or an iPhone.
François.
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