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Re: [Qemu-devel] [PATCH V2 0/3] hw/pcie: Introduce Generic PCI Express R

From: Andrea Bolognani
Subject: Re: [Qemu-devel] [PATCH V2 0/3] hw/pcie: Introduce Generic PCI Express Root Port
Date: Mon, 16 Jan 2017 17:46:41 +0100

On Wed, 2017-01-11 at 14:18 +0200, Marcel Apfelbaum wrote:
> v1 -> v2:
>  - Rebased on master.
> The Generic Root Port behaves the same as the
> Intel's IOH device with id 3420, without having
> Intel specific attributes.
> The device has two purposes:
>  (1) Can be used on both X86 and ARM machines.
>  (2) It will allow us to tweak the behaviour
>     (e.g add vendor-specific PCI capabilities)
>      - something that obviously cannot be done
>        on a known device.
> Patch 1/3: Introduce a base class for Root Ports - most of the code
>            is migrated from IOH3420 implementation.
> Patch 2/3: Derives the IOH3420 from the new base class
> Patch 3/3: Introduces the generic Root Port.
> Tested with Linux and Windows guests only on x86 hosts.

I tested this both on x86/q35 (Debian guest) and on
aarch64/virt (Fedora guest) very briefly, eg. started
the guest, performed some network I/O and shut it down.

It seems to be working fine :)

Andrea Bolognani / Red Hat / Virtualization

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