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ARM version of MSDOS (Announce)

posted by Rugxulo Homepage, Usono, 19.01.2024, 03:00

> > > Of course tastes may differ and I remember that porting FreeDOS to
> other
> > > processors has already been a topic many years ago, so you can expect
> > that
> > > your target audience does exist, but I myself do not expect it to be
> > large.
>
> Good point - yes - for what reason do people want
> to port FreeDOS to other architectures? Maybe they
> are just wasting time though - they're not really
> planning on using the end result.
The Lenovo Yoga I linked above brags "always on, always connected", lightweight 2.6 lbs, up to 22 hours battery life. So just for battery life alone ARM is attractive.

> > DOS/NT (predecessor to DOS-C) ran atop 68k processors for a client,
> right?
> > But it was very limited. Full MS-DOS portability is harder for other
> > architectures (needing some emulation).
>
> Could you please expand on this? What is "Full
> MS-DOS portability" and why is it hard?
I'm basically paraphrasing this:

> This version of the kernel is intended only for 8086+ or 80386+
> IBM compatible computers in continuation of the goals of the FreeDOS
> Project. Please see http://www.fdos.org/kernel for my 0xDC kernel
> that is work on merging back in some of the original portability aspects
> and other supported features at the cost of some compatibility with older
> hardware/software.

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