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Re: [Xen-devel] [PATCH 4/4] hvmloader: add support to load extra ACPI tables from qemu

On 01/26/16 08:37, Jan Beulich wrote:
> >>> On 26.01.16 at 15:44, <konrad.wilk@xxxxxxxxxx> wrote:
> >>  Last year at Linux Plumbers Conference I attended a session dedicated
> >> to NVDIMM support. I asked the very same question and the INTEL guy
> >> there told me there is indeed something like a partition table meant
> >> to describe the layout of the memory areas and their contents.
> > 
> > It is described in details at pmem.io, look at  Documents, see
> > http://pmem.io/documents/NVDIMM_Namespace_Spec.pdf see Namespaces section.
> Well, that's about how PMEM and PBLK ranges get marked, but not
> about how use of the space inside a PMEM range is coordinated.

How a NVDIMM is partitioned into pmem and pblk is described by ACPI NFIT table.
Namespace to pmem is something like partition table to disk.


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