o Switching from 10->100 needs a bit of extra bit fiddling    (isolate -> switch bmcr -> unisolate) o Switching from 10->auto needs a reset o hme doesn't advertise everything it supports, so   during reset, set the ANAR according to the supported media in BMSR.
o Switching from 10->100 needs a bit of extra bit fiddling
   (isolate -> switch bmcr -> unisolate)
o Switching from 10->auto needs a reset
o hme doesn't advertise everything it supports, so
  during reset, set the ANAR according to the supported media in BMSR.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars