Re: [Qemu-devel] Building QEMU with multiple CPU targets.

[Evgeny Voevodin]

On 10/08/2012 02:54 PM, Peter Maydell wrote:
> On 8 October 2012 07:39, Peter Crosthwaite
> <address@hidden> wrote:
> > Im currently investigating the possibility of building QEMU with
> > multiple CPU architectures active concurrently. That is, I have a
> > binary with both an target-arm and target-microblaze and wish to run
> > them as a heterogeneous multiprocessor platform.
> >
> > Given the recent QOM development in making CPUs just another object,
> > shouldn't be possible with a bit of Makefile and configure rework to
> > build qemu-system-arm+microblaze and then create machine models
> > instantiating both CPU types?
> >
> > Are the major complications here from either a Make or QOM perspective?
>
> I certainly think this would be a nice feature to have, but I suspect
> the makefile/QOM bits are probably the easy parts :-)
>
> At the moment things like the translated code cache are basically
> globals and would need to be moved to be per-CPU. Also there are
> still various settings that are compile time which would need to
> become runtime (though we just got rid of the 'size of physical
> address type' one at least).

Did anybody start this work?
I'm interested in localiation of tcg per cpu.

> -- PMM

--
Kind regards,
Evgeny Voevodin,
Leading Software Engineer,
ASWG, Moscow R&D center, Samsung Electronics
e-mail: address@hidden