[Rpcemu] RPCEmu 0.8.12 Mac test build

Richard Walker richardwalker at letterboxes.org
Thu Aug 13 04:59:39 PDT 2015


On Tue, Aug 11, 2015, at 10:33 PM, David Pitt wrote:
> Richard Walker, on 11 Aug, wrote:
> 
> > Also, I have found that with the ARM610 CPU emulation, RISC OS 5 is quite
> > crash-happy.  From a clean-boot, if I wiggle around a filter window, it
> > will crash with some silly ‘Filer may have gone wrong’.  SA110 is fine.
> > 
> > Has anyone else found this?
> 
> As I understand it SA110 emulation is currently absolute requirement for
> RPCEmu to run OS5, see :-
> 
> http://marutan.net/rpcemuspoon/ro5.html
 
I presume that a real Risc PC with an ARM610 will run RISC OS 5 fine.
So there must be something iffy in RPCEmu's CPU emulation.

 
> > I’m sure I read somewhere that the SA110 emulation is the most extensively
> > used and so the most developed/mature.  I could be mis-remembering.
> 
> I haven't heard that, as far as I am aware the other CPUs are fine with
> OS4.02. 


I'll have to try RISC OS 4 with the ARM610 and see how that behaves.
It could indeed be an issue specific to RISC OS 5, perhaps a 32-bit
specific issue?



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