if_vr(4) and DFE520-TX

[YongHyeon PYUN]

On Tue, Jan 15, 2013 at 10:32:06AM +0400, Ruslan Makhmatkhanov wrote:
> YongHyeon PYUN wrote on 15.01.2013 06:44:
> >On Mon, Jan 14, 2013 at 03:52:18PM +0400, Ruslan Makhmatkhanov wrote:
> >>YongHyeon PYUN wrote on 14.01.2013 10:15:
> >>>On Sat, Jan 12, 2013 at 06:49:13PM +0400, Ruslan Makhmatkhanov wrote:
> >>>>Ok, I got some details. It's an DFE-520TX (/C1 or rev. C1). I crafted an
> >>>>patch attached, but whenever kldloading the modified if_vr, I got this:
> >>
> >>[...]
> >>
> >>>>I also tried to apply VR_Q_NEEDALIGN quirk, but nothing is changed. Any
> >>>>hints?
> >>>
> >>>I recall D-Link was one of notorious vendor which used to
> >>>completely change its chip set in later revisions without notice. So
> >>>I'm afraid the controller you have may not be a VIA manufactured
> >>>one.
> >>>Could you take a picture of the chip set of controller and let
> >>>others see it? I guess it could be a RealTek 8139 or 8139C+.
> >>
> >>Here they are. Both front and back for the case (see no traces of
> >>RealTek though):
> >>
> >>http://s2.postimage.org/9nvkrlpqx/IMAG1040.jpg
> >>http://s2.postimage.org/4qi06hnrt/IMAG1041.jpg
> >
> >Thanks. Try attached patch and let me know how it works.
> >If that patch does not work, try setting a loader tunable like the
> >following.
> >dev.rl.0.prefer_iomap=0
> 
> Terrific! It's now attaching fine, but network over it doesn't seems 
> working (can't ping/access machine via this interface):

Please use my patch. I think rl(4) is the right driver for your
controller. Jeremie's patch forces re(4) to attach.

> 
> re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 
> 1500 
> options=8209b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC,LINKSTATE>
> 	ether 90:94:e4:82:d5:e6
> 	inet 192.168.0.208 netmask 0xffffff00 broadcast 192.168.0.255
> 	inet6 fe80::9294:e4ff:fe82:d5e6%re0 prefixlen 64 scopeid 0x5
> 	nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> 	media: Ethernet autoselect (100baseTX <full-duplex>)
> 	status: active
> 
> re0 at pci0:4:1:0:	class=0x020000 card=0x11031186 chip=0x42001186 
> rev=0x10 hdr=0x00
>     vendor     = 'D-Link System Inc'
>     class      = network
>     subclass   = ethernet
> 
> I also tried to add dev.rl.0.prefer_iomap=0 to /boot/loader.conf with no 
> difference. I'll try to experiment with this later this day when there 
> will be no active users on this machine, then let you know the results. 

It's not a valid option when you use re(4).

> Thank you!