Re: [Qemu-devel] [PATCH v3 07/10] ppc/pnv: add XSCOM infrastructure

[Cédric Le Goater]

On 09/27/2016 08:10 AM, Benjamin Herrenschmidt wrote:
> On Tue, 2016-09-27 at 07:54 +0200, Cédric Le Goater wrote:
>>
>>> but I guess if you have the decoding of those "core" registers 
>>> here as well, then that doesn't make so much sense.
> 
> Those core registers may well change with P9, we havne't looked closely
> yet...

Neither have I ... qemu/pnv reaches the kernel but this is really a 
"Frankenstein P9". The interrupt controller is missing. 

C. 

>> yes and there is also the handling of the XSCOM failures.
>>
>> I can add some prologue handler to cover those "core" registers
>> but adding a MemoryRegion, ops, init and mapping would be a lot 
>> of churn just to return 0.
>>
>> Thanks,