On Fri, 6 Apr 2018, Jonathan Gray wrote:

> On Thu, Apr 05, 2018 at 09:57:17PM +0200, Stefan Fritsch wrote:
> > Print the error code if hardware initialization failed.
> > 
> > If EM_DEBUG is defined, print the phy/mac type during attach.
> ok jsg@
> Though these are just enum values we assign that don't come from the
> hardware.
> mac_type is set based on pci product and in some cases revision.
> phy_type is mostly set based on hw->phy_id from PHY_ID1/PHY_ID2.

My workflow was looking at the code path through the em driver for this 
hardware, and then look at linux/freebsd what they do differently for the 
same hardware. Having these two values was necessary for that.

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