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Date:      Fri, 24 Apr 2015 15:32:14 +0300
From:      Putinas Piliponis <putinas.piliponis@ruduo.net>
To:        pyunyh@gmail.com
Cc:        freebsd-drivers@freebsd.org
Subject:   Re: BCM5720 no carrier
Message-ID:  <CANoGgkXAB8WNmdKjOuOc91_JUyyksOOvZaOe6R_ktgWuyxu7Qg@mail.gmail.com>
In-Reply-To: <20150423043741.GA971@michelle.fasterthan.com>
References:  <CANoGgkXkDt-9qhTFtkFZx1xNvAiL4Z94AfgCcusmYexJtBsimQ@mail.gmail.com> <20150423043741.GA971@michelle.fasterthan.com>

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Small update:

I have tested with "other end", with 100Mbit and 1000Mbit adapters.
They both "think" that physical connection is established, reporting
100baseTX <full-duplex> and 1000baseT respectively.

On Thu, Apr 23, 2015 at 7:37 AM, Yonghyeon PYUN <pyunyh@gmail.com> wrote:

> On Wed, Apr 22, 2015 at 05:21:36PM +0300, Putinas Piliponis wrote:
> > Hello,
> >
> > I got a new Dell R730 server with 4 BCM5720C network interfaces (built in
> > on motherboard).
> >
> > Initially I have installed 10.1-RELEASE, but now I am on 10.1-STABLE
> (built
> > and hour ago).
> >
> > The issue I am experiencing that ifconfig doesn't see connected cable.
> (Yes
> > I have tried 3 different cables, and they do work otherwise). I have
> tried
> > forcing it to 1000baseT but no effect.
> > (Tried running dhclient bge0 - no response from DHCP server).
> > Here is dmesg output for one of interfaces:
> >
> > bge0: <Broadcom NetXtreme Gigabit Ethernet, ASIC rev. 0x5720000> mem
> > 0x91a30000-0x91a3ffff,0x91a40000-0x91a4ffff,0x91a50000-0x91a5ffff at
> device
> > 0.0 on pci2
> >
> > bge0: APE FW version: NCSI v1.3.7.0
> >
> > bge0: CHIP ID 0x05720000; ASIC REV 0x5720; CHIP REV 0x57200; PCI-E
> >
> > miibus0: <MII bus> on bge0
> >
> > brgphy0: <BCM5720C 1000BASE-T media interface> PHY 1 on miibus0
> >
> > brgphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
> > 1000baseT-master, 1000baseT-FDX, 1000baseT-FDX-master, auto, auto-flow
> >
> > bge0: Using defaults for TSO: 65518/35/2048
> >
> > bge0: Ethernet address: 44:a8:42:1b:b4:67
> >
> > Here is output of ifconfig:
> >
> > ifconfig bge0
> >
> > bge0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
> 1500
> >
> >
> options=c019b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,VLAN_HWTSO,LINKSTATE>
> >
> > ether 44:a8:42:1b:b4:67
> >
> > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> >
> > media: Ethernet autoselect (none)
> >
> > status: no carrier
> >
> > Here is output of pciconf for bge0:
> >
> > pciconf -lv bge0
> >
> > bge0@pci0:2:0:0: class=0x020000 card=0x1f5b1028 chip=0x165f14e4 rev=0x00
> > hdr=0x00
> >
> >     vendor     = 'Broadcom Corporation'
> >
> >     device     = 'NetXtreme BCM5720 Gigabit Ethernet PCIe'
> >
> >     class      = network
> >
> >     subclass   = ethernet
> >
> > As server is not yet in production - I am willing to give a try for some
> > patches (if any), etc.
> >
>
> Would you show me the output of `devinfo -rv | grep brgphy`?
> And if you plug the UTP cable into the other switch or system, does
> ifconfig(8) still report no carrier?  It would be great to know
> whether the link partner(switch or system) agrees on 'no carrer'
> status.  Probably you can check LEDs of your system and switch.
>
> > Sorry if it's wrong mailing list :)
>
> freebsd-stable@ or freebsd-net@ would be better one, I guess.
>



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