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From: "Matt Carlson" <mcarlson@broadcom.com>
To: "Jean-Louis Dupond" <info@dupondje.be>
Cc: "Michael Chan" <mchan@broadcom.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"Matthew Carlson" <mcarlson@broadcom.com>,
	"David Christensen" <davidch@broadcom.com>
Subject: Re: tg3 driver not advertising 1000mbit
Date: Wed, 24 Jun 2009 10:36:08 -0700	[thread overview]
Message-ID: <20090624173608.GA8985@xw6200.broadcom.net> (raw)
In-Reply-To: <4A32D3DB.30703@dupondje.be>

Was there a version of the kernel where this device worked reliably?

Can you post the driver sign-on messages?  (I'm looking to see if ASF
is enabled.)

On Fri, Jun 12, 2009 at 03:16:59PM -0700, Jean-Louis Dupond wrote:
> I surely tried other cables. But its surely not the cable because:
> 1) We tried other cables
> 2) After a reboot it works, or after a mii-tool -R
> 3) We have this issue on like +100 servers :(
> 
> The servers are connected on a Dell PowerConnect 6248 switch.
> 
> Sincerely
> 
> Michael Chan schreef:
> > On Fri, 2009-06-12 at 14:51 -0700, Jean-Louis Dupond wrote:
> >> Hello!
> >>
> >> Here is a mii-tool -vvv on a box that doesn't advertise gbit speeds! It 
> >> just doesn't advertise gbit @ random, sometimes it does, sometimes not! 
> >> Without any logic in it!
> >>
> >> # mii-tool  -vvv
> >> Using SIOCGMIIPHY=0x8947
> >> eth0: link ok
> >>     registers for MII PHY 1:
> >>       1000 794d 0143 bed0 05e1 0000 0064 2001
> >>       0000 0300 0000 0000 0000 0000 0000 3000
> > 
> > Register 1 shows that autoneg did not complete (bit 5 is not set).
> > The tg3 device has advertised 10/100/1000 in register 4 and register 9,
> > but registers 5 and 0xa (link partner's advertisement registers are 0).
> > 
> > When it works, these registers should look very different.
> > 
> > Have you tried other cables?  What is the link partner?
> > 
> >>       0000 0101 0000 0000 0000 0000 0000 0000
> >>       7477 0104 0000 ffff 2801 0000 8000 0000
> >>     product info: vendor 00:50:ef, model 45 rev 0
> >>     basic mode:   autonegotiation enabled
> >>     basic status: link ok
> >>     capabilities: 1000baseT-HD 1000baseT-FD 100baseTx-FD 100baseTx-HD
> >> 10baseT-FD 10baseT-HD
> >>     advertising:  100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD flow-
> >> control
> >>
> >> # dmesg | grep tg3
> >> [    3.331702] tg3.c:v3.92.1 (June 9, 2008)
> >> [   18.238654] tg3: eth0: Link is up at 10 Mbps, half duplex.
> >> [   18.238654] tg3: eth0: Flow control is off for TX and off for RX.
> >>
> >>
> > 
> > 
> > 
> > --
> > To unsubscribe from this list: send the line "unsubscribe netdev" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 


  parent reply	other threads:[~2009-06-24 17:36 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-12 14:05 tg3 driver not advertising 1000mbit Jean-Louis Dupond
2009-06-12 18:37 ` Michael Chan
2009-06-12 21:51   ` Jean-Louis Dupond
2009-06-12 22:01     ` Michael Chan
2009-06-12 22:16       ` Jean-Louis Dupond
2009-06-13  1:31         ` Michael Chan
2009-06-23 18:21           ` Igor Widlinski
2009-06-24 17:36         ` Matt Carlson [this message]
2009-06-26 21:33           ` Jean-Louis Dupond
2009-06-27  2:26             ` Matt Carlson
2009-06-27  9:58               ` Jean-Louis Dupond
2009-06-29 18:50                 ` Matt Carlson
2009-06-30  9:20                   ` Jean-Louis Dupond
2009-07-02 16:42                     ` Matt Carlson
2010-11-24 20:09                       ` Krzysztof Olędzki
2010-11-24 22:27                         ` Jean-Louis Dupond

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