re(4) problems with GA-H77N-WIFI
YongHyeon PYUN
pyunyh at gmail.com
Wed Feb 13 01:34:48 UTC 2013
On Fri, Feb 08, 2013 at 08:27:55PM +0100, Oliver Fromme wrote:
> I'm sorry for the late reply. I didn't have much time
> this week to investigate this issue. At the moment I
> implemented a work-around with an additional switch using
> VLANs, but I'd really like to get the second NIC working.
>
> YongHyeon PYUN wrote:
> > On Mon, Feb 04, 2013 at 07:15:51PM +0100, Oliver Fromme wrote:
> > > Recently I got a new mainboard for a router, it's a
> > > Gigabyte GA-H77N-WIFI with two onboard re(4) NICs.
> > >
> > > The problem is that re0 works fine and re1 doesn't:
> > > It doesn't receive any packets. Tcpdump displays all
> > > outgoing packets, but no incoming ones on re1.
> >
> > Can you see the packets sent from re1 on other box?
>
> No. I can only see them locally in tcpdump, but they never
> hit the wire.
>
> > If not, it probably indicates GMAC is in weird state which in turn
> > indicates initialization was not complete for the controller.
> >
> > > Ifconfig shows the link correctly (100 or 1000 Mbit,
> > > depending on where I plug the cable in).
> > > I also swapped cables just to be sure, but it made no
> > > difference.
> >
> > If you cold-boot the box with UTP cable plugged in to re1 does it
> > make any difference?
>
> No, it doesn't.
>
> > > I'm running a recent stable/9 (about 14 days old).
> > > What's the best way to debug this problem? At the
> >
> > I would check whether GMAC is active when driver detects a valid
> > link. Add a code like the following to re_miibus_statchg() to get
> > the status of RL_COMMAND register. You would get the status
> > whenever a link is established with link partner.
>
> re0: CMD 0x0c
> re0: link state changed to UP
> re0: link state changed to DOWN
> re1: link state changed to UP
> re1: link state changed to DOWN
> re1: CMD 0x0c
> re1: link state changed to UP
> re0: CMD 0x0c
> re0: link state changed to UP
> re1: link state changed to DOWN
>
> I always seem to get 0x0c for both re0 and re1.
Hmm, it seems GMAC is in sane state.
Would you show me the output of "devinfo -rv | grep rgephy"?
To rule out hardware issues, could you also try other OS like
Linux?
>
> Best regards
> Oliver
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