Re: [Qemu-ppc] [PATCH 00/10] spapr: introduce the 'dual' interrupt mode XICS/XIVE

[David Gibson]

On Wed, Jan 02, 2019 at 06:57:33AM +0100, Cédric Le Goater wrote:
> Hello,
> 
> This series adds a new sPAPR IRQ backend called 'dual' which supports
> both interrupt mode, the XIVE native exploitation mode and the legacy
> compatibility mode (XICS).
> 
> The machine operates with the legacy mode by default and lets CAS
> negotiate a new interrupt mode. If a new mode is selected, it is
> activated after a machine reset to take into account the required
> changes. These impact the device tree layout, the interrupt presenter
> object and the exposed MMIO regions in the case of XIVE.
> 
> The preliminary changes for this new IRQ backend are the introduction
> of a second interrupt presenter object under the PowerPCCPU to support
> XIVE. The qemu_irq array of each interrupt controller model is also
> made common and moved under the machine.

Ok, I've now applied all of this series to ppc-for-4.0.

> 
> 
> GitHub trees available here :
>  
> QEMU sPAPR:
> 
>   https://github.com/legoater/qemu/commits/xive-next
>   
> QEMU PowerNV:
> 
>   https://github.com/legoater/qemu/commits/powernv-3.1
> 
> Linux/KVM:
> 
>   https://github.com/legoater/linux/commits/xive-4.20
> 
> OPAL:
> 
>   https://github.com/legoater/skiboot/commits/xive
> 
> Best wishes for 2019 ! 
> 
> C.
> 
> 
> 
> Cédric Le Goater (10):
>   spapr: modify the prototype of the cpu_intc_create() method
>   ppc/xive: introduce a XiveTCTX pointer under PowerPCCPU
>   ppc: replace the 'Object *intc' by a 'ICPState *icp' pointer under the
>     CPU
>   spapr/xive: simplify the sPAPR IRQ qirq method for XIVE
>   ppc: export the XICS and XIVE set_irq handlers
>   pnv/psi: move the ICSState qemu_irq array under the PSI device model
>   spapr: move the ICSState qemu_irq array under the machine
>   ppc/xics: allow ICSState to have an offset 0
>   spapr: introduce a new sPAPR IRQ backend supporting XIVE and XICS
>   spapr: enable XIVE MMIOs at reset
> 
>  include/hw/ppc/pnv.h        |   2 +-
>  include/hw/ppc/pnv_psi.h    |   1 +
>  include/hw/ppc/spapr.h      |   1 +
>  include/hw/ppc/spapr_irq.h  |   6 +-
>  include/hw/ppc/spapr_xive.h |   2 +-
>  include/hw/ppc/xics.h       |   6 +-
>  include/hw/ppc/xive.h       |   9 +-
>  target/ppc/cpu.h            |   5 +-
>  hw/intc/spapr_xive.c        |  23 ++-
>  hw/intc/xics.c              |   4 +-
>  hw/intc/xics_kvm.c          |   3 +-
>  hw/intc/xics_spapr.c        |  10 +-
>  hw/intc/xive.c              |  11 +-
>  hw/ppc/pnv.c                |  27 ++--
>  hw/ppc/pnv_core.c           |   4 +-
>  hw/ppc/pnv_psi.c            |   7 +-
>  hw/ppc/spapr.c              |  12 +-
>  hw/ppc/spapr_cpu_core.c     |   9 +-
>  hw/ppc/spapr_hcall.c        |  11 ++
>  hw/ppc/spapr_irq.c          | 270 ++++++++++++++++++++++++++++++++++--
>  20 files changed, 342 insertions(+), 81 deletions(-)
> 

-- 
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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