Re: [Qemu-devel] [PATCH for-1.6] target-mips: do not raise exceptions when accessing invalid memory

[Stefan Weil]

Am 27.07.2013 19:43, schrieb Peter Maydell:
> On 27 July 2013 17:18, Hervé Poussineau <address@hidden> wrote:
>> Another solution would be to add a big dummy memory regions on all MIPS 
>> boards
>> to catch memory accesses and not raise an exception. However, this means that
>> each MIPS board will have its own unassigned memory handler, different from 
>> the
>> global QEMU one.
> Better would be to at least provide fake RAZ/WI implementations of
> devices for the boards, rather than making the dummy region cover
> the whole of the address space. Not 1.6 material, though.
>
> -- PMM

I prefer keeping the correct code for target-mips/op_helper.c
and adding either the big dummy memory regions or fake
device implementations (both with TODO comments) for 1.6.

It would also be acceptable to fix the boards in 1.6.1 and add
a comment to the 1.6 release notes about the "regression".

Stefan