Re: [PATCH 00/26] ppc/pnv: Extend the powernv10 machine

[David Gibson]

On Mon, Aug 09, 2021 at 03:45:21PM +0200, Cédric Le Goater wrote:
> Hi,
> 
> This series adds the minimum set of models (XIVE2, PHB5) to boot a
> baremetal POWER10 machine using the OpenPOWER firmware images.
> 
> The major change is the support for the interrupt controller of the
> POWER10 processor. XIVE2 is very much like XIVE but the register
> interface, the different MMIO regions, the XIVE internal descriptors
> have gone through a major cleanup. It was easier to duplicate the
> models then to try to adapt the current models. XIVE2 adds some new
> set of features. Not all are modeled here but we add the
> "Address-based trigger" mode which is activated by default on the
> PHB5. When using ABT, the PHB5 offloads all interrupt management on
> the IC, this to improve latency.

5..8/26 applied to ppc-for-6.2, continuing to look at the rest.

-- 
David Gibson                    | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au  | minimalist, thank you.  NOT _the_ _other_
                                | _way_ _around_!
http://www.ozlabs.org/~dgibson

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