From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean-Louis Dupond Subject: Re: tg3 driver not advertising 1000mbit Date: Sat, 13 Jun 2009 00:16:59 +0200 Message-ID: <4A32D3DB.30703@dupondje.be> References: <7e14b58794647ea1b1b0a644e14a11f6@localhost> <1244831838.9225.71.camel@HP1> <4A32CDE9.7020602@dupondje.be> <1244844106.9225.92.camel@HP1> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: "netdev@vger.kernel.org" , Matthew Carlson , David Christensen To: Michael Chan Return-path: Received: from apollo.dupie.be ([85.17.239.130]:39192 "EHLO apollo.dupie.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760857AbZFLWQ7 (ORCPT ); Fri, 12 Jun 2009 18:16:59 -0400 In-Reply-To: <1244844106.9225.92.camel@HP1> Sender: netdev-owner@vger.kernel.org List-ID: 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