Re: [Qemu-devel] [RFC v1] Add declarations for hierarchical memory region API

[Anthony Liguori]

On 05/22/2011 01:38 AM, Avi Kivity wrote:
> On 05/20/2011 05:31 PM, Anthony Liguori wrote:
> > > Several alpha system chips MCE when accessed with incorrect sizes.
> > > E.g. only 64-bit accesses are allowed.
> >
> >
> > But is this a characteristic of devices or is this a characteristic of
> > the chipset/CPU?
>
> The chipset is modelled by a MemoryRegion too.
>
> > At any rate, I'm fairly sure it doesn't belong in the MemoryRegion
> > structure.
>
> Since it isn't a global property, where does it belong?

The chipset should have an intercept in the dispatch path that enforces 
this (this assumes hierarchical dispatch).

Regards,

Anthony Liguori

>