Re: [Qemu-devel] 68k and BeBox (was SymbianOS, MeeGO, WebOS and QEMU)

[Laurent Vivier]

Le mardi 01 mars 2011 à 01:23 +0100, François Revol a écrit :
> Le 1 mars 2011 à 01:18, Natalia Portillo a écrit :
> 
> >> Well, most of those emulators do not support the required mmu, except 
> >> ARAnyM (and their mmu patch was backported to UAE I think).
> > That's the main problem, but first of all in QEMU there is the need for 
> > complete pre-Coldfire 68ks, as well as the modular support for FPUs and MMU 
> > (Sun and Apple's Lisa)
> 
> Yeah old Sun stuff used their own mmu due to missing support in pre-020 for 
> some insn restart.
> 
> > Currently the fastest ones would be BeBox, Mac68k and NeXT machines, 
> > because almost all devices are already emulated, but the assembly itself, 
> > firmware and CPU/FPU/MMU in case of 68k.
> 
> IIRC the Mac68k hardware is quite obscure and model-dependant... 
> but EMILE and BasiliskII should say enough.

They will not help you:
- EMILE uses Mac ROM to access hardware
- BasiliskII patches the ROM to call its internal drivers instead of
accessing hardware.

The best source for hardware definition is linux...
If it can help I think I have all hardware reference manuals for m68k
macintosh.

> Just posted my BeBox patch btw.
> 
> >> A/UX would be fun to run :-)
> >> There used to be UNIX for Atari TT also IIRC, though not sure it was ever 
> >> published.
> > There is a binary dump somewhere, I may have it.
> 
> So should I, just can't recall where I left it.
> 
> François.

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