On 20/09/2022 00.37, Patrick Venture wrote:
>
>
> On Mon, Sep 19, 2022 at 5:44 AM Thomas Huth <thuth@redhat.com
> <mailto:thuth@redhat.com>> wrote:
>
>     On 06/09/2022 18.31, Patrick Venture wrote:
>      > The register tests walks all the registers to verify they are initially
>      > 0 when appropriate.  However, if the MAC address is set in the register
>      >    space, this should not be checked against 0.
>      >
>      > Reviewed-by: Hao Wu <wuhaotsh@google.com <mailto:wuhaotsh@google.com>>
>      > Change-Id: I02426e39bdab33ceedd42c49d233e8680d4ec058
>
>     What's that change-id good for?
>
>
> Oops, sorry about that.  I can send out a v2 without it, or during
> application someone can nicely trim it? :)

I can take the patch through my qtest branch - I'll drop the line there.

>     Basically ack, but one question: Where should that non-zero MAC address
>     come
>     from / when did you hit a problem here? If QEMU is started without any mac
>     settings at all (like it is done here), the register never contains a
>     non-zero value, does it?
>
>
> So, there's a bug in the emc device presently where that value isn't set
> when it should be.  I have that bug fixed, but for whatever reason, probably
> not enough caffeine, I didn't bundle the two patches together.

OK, makes sense now, thanks for the explanation!

  Thomas