Re: [Qemu-devel] [RFC v2 1/6] hw/arm/virt: add a xgmac device

[Alexander Graf <agraf@suse.de>]

On 11.04.14 07:41, Alistair Francis wrote:
> On Thu, Apr 10, 2014 at 11:48 PM, Alexander Graf <agraf@suse.de> wrote:
>> On 10.04.14 15:26, Peter Crosthwaite wrote:
>>> On Thu, Apr 10, 2014 at 1:33 AM, Eric Auger <eric.auger@linaro.org> wrote:
>>>> From: Kim Phillips <kim.phillips@linaro.org>
>>>>
>>>> This is a hack and only serves as an example of what needs to be
>>>> done to make the next RFC - add vfio-platform support - work
>>>> for development purposes on a Calxeda Midway system.  We don't want
>>>> mach-virt to always create this ethernet device - DO NOT APPLY, etc.
>>>>
>>>> Initial attempts to convince QEMU to create a memory mapped device
>>>> on the command line (e.g., -device vfio-platform,name=fff51000.ethernet)
>>>> would fail with "Parameter 'driver' expects pluggable device type".
>>> Alistair is working on this. cc.
>>
>> Alaistair, I've had patches tackle this on the mailing list a few months ago
>> and received good comments from Anthony on what to change. How far in are
>> you already? I'd like to make sure we're on the same page here (and don't
>> duplicate work).
>>
>>
>> Alex
>>
>>
> Hey Alex,
>
> I have a patch I'm about to send to the mailing list. It allows an
> entire machine to be added by the -device argument on the command
> line. It is a similar implementation to my first version (vl.c: Allow
> sysbus devices to be attached via commandline), but much more generic.
>
> Could you point me to your patches so I can compare? At the moment I
> don't have much feedback to my implementation

Sure. It's right here:

https://lists.gnu.org/archive/html/qemu-devel/2013-07/msg03614.html

But as you can see there was quite a bit of discussion on that thread on 
how to do it right.


Alex