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Re: [Qemu-devel] [PATCH V3 0/3] hw/pcie: Introduce Generic PCI Express R
Re: [Qemu-devel] [PATCH V3 0/3] hw/pcie: Introduce Generic PCI Express Root Port
Tue, 24 Jan 2017 16:52:54 +0100
On Mon, 2017-01-23 at 21:20 +0200, Marcel Apfelbaum wrote:
> v2 -> v3:
> - Keep only the root port base class code in pcie_root_port.c (Michael)
> - Use msix for the generic root port implementation (Michael and Gerd)
> - The task required some refactoring like having some common
> init/uninit interrupts functions to be implemented by both
> generic and Intel Root Ports.
> 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.
(on aarch64, Fedora guest)
Tested-by: Andrea Bolognani <address@hidden>
Andrea Bolognani / Red Hat / Virtualization