Non-MMU CPs (was: Re: [nycbug-talk] TinyBSD)

[Bob Ippolito]

On Jul 20, 2004, at 11:35 PM, Louis Bertrand wrote:

> On Tue, 20 Jul 2004, Marc Spitzer wrote:
>
>> umm, what is wrong with netbsd?  It is designed to be embedded,
>> among other things.
>>
> One of the things that always puzzled me about embedded *nix
> of any description, is how does it play with really small
> CPU architectures that don't have a proper hardware MMU.
> I'm thinking more along the lines of 16-bit microcontrollers,
> rather than, let's say, embedded 80386 chips.
>
> Does NetBSD handle that gracefully?

I doubt it.  I think NetBSD only supports >=32bit CPUs with MMUs, which 
aren't really that expensive these days anyway.  Worst case, there's 
eCos/uCLinux...

-bob
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