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Re: [Qemu-devel] [PATCH v3 22/32] nvdimm: init the address region used b


From: Igor Mammedov
Subject: Re: [Qemu-devel] [PATCH v3 22/32] nvdimm: init the address region used by NVDIMM ACPI
Date: Mon, 19 Oct 2015 11:18:36 +0200

On Mon, 19 Oct 2015 09:56:12 +0300
"Michael S. Tsirkin" <address@hidden> wrote:

> On Sun, Oct 11, 2015 at 11:52:54AM +0800, Xiao Guangrong wrote:
[...]
> > diff --git a/include/hw/mem/nvdimm.h b/include/hw/mem/nvdimm.h
> > index f6bd2c4..aa95961 100644
> > --- a/include/hw/mem/nvdimm.h
> > +++ b/include/hw/mem/nvdimm.h
> > @@ -15,6 +15,10 @@
> >  
> >  #include "hw/mem/dimm.h"
> >  
> > +/* Memory region 0xFF00000 ~ 0xFFF00000 is reserved for NVDIMM
> > ACPI. */ +#define NVDIMM_ACPI_MEM_BASE   0xFF000000ULL
Michael,

If it's ok to map control RAM region directly from QEMU at arbitrary
location let's do the same for VMGENID too (i.e. use v16
implementation which does exactly the same thing as this series).

> > +#define NVDIMM_ACPI_MEM_SIZE   0xF00000ULL
[...]




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