From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Greylist: delayed 962 seconds by postgrey-1.36 at bilbo; Fri, 16 Jun 2017 13:11:17 AEST Received: from esg01.rackspace.com (esg03.rackspace.com [104.130.178.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3wplks19t9zDq5W for ; Fri, 16 Jun 2017 13:11:16 +1000 (AEST) Received: from smtpout.rackspace.com (unknown [10.4.45.27]) by Websense Email with ESMTPS id C60A6B4086B7C; Fri, 16 Jun 2017 02:55:12 +0000 (UTC) Received: from 544258-IEXCH13.ror-uc.rackspace.com (10.4.45.26) by 544261-IEXCH11.ror-uc.rackspace.com (10.4.45.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.845.32; Thu, 15 Jun 2017 22:55:12 -0400 Received: from 616646-IEXCH03.ror-uc.rackspace.com (10.4.45.23) by 544258-IExch13.ror-uc.rackspace.com (10.4.45.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1034.23; Thu, 15 Jun 2017 22:55:11 -0400 Received: from 616646-IEXCH03.ror-uc.rackspace.com ([fe80::dc48:1dac:e8f7:7c46]) by 616646-IEXCH03.ror-uc.rackspace.com ([fe80::dc48:1dac:e8f7:7c46%24]) with mapi id 15.00.1293.000; Thu, 15 Jun 2017 22:55:11 -0400 From: Adi Gangidi To: Rob Lippert , Adriana Kobylak CC: OpenBMC Maillist , Adrian Barrera , Brad DeBauche , "Chad Somerlot" , Kenneth Wilke , "ryan.dc.yu@foxconn.com" Subject: Re: Switch up eth0 and eth1 to BMC shared and dedicated resp. ( Zaius ) Thread-Topic: Switch up eth0 and eth1 to BMC shared and dedicated resp. ( Zaius ) Thread-Index: AQHS5klwctZYn+xaiUajd6L+zqrWQg== Date: Fri, 16 Jun 2017 02:55:11 +0000 Message-ID: <1497581711523.17322@rackspace.com> References: <1497022202970.71679@rackspace.com> , In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.12.51.4] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Jun 2017 03:11:17 -0000 Thanks Rob, this helps.=0A= =0A= We're working with Broadcom on Link flap caused by the NC-SI interface on b= oth the interfaces. We tested bringing down the NC-SI interface in BMC (wit= h ip command) and link flap won't occur at that point on dedicated connecti= on. =0A= =0A= And if it turns out that Broadcom can't resolve this, we will consider disa= bling that NC-SI interface via device tree. =0A= =0A= -Adi=0A= =0A= ________________________________________=0A= From: Rob Lippert =0A= Sent: Friday, June 9, 2017 12:13 PM=0A= To: Adriana Kobylak=0A= Cc: Adi Gangidi; OpenBMC Maillist; Adrian Barrera; Brad DeBauche; Chad Some= rlot; Kenneth Wilke; ryan.dc.yu@foxconn.com=0A= Subject: Re: Switch up eth0 and eth1 to BMC shared and dedicated resp. ( Za= ius )=0A= =0A= On Fri, Jun 9, 2017 at 10:03 AM, Adriana Kobylak wrote:= =0A= > Looping in the community for feedback.=0A= >=0A= >=0A= >=0A= > ----- Original message -----=0A= > From: Adi Gangidi =0A= > To: "anoo@us.ibm.com" , Kenneth Wilke=0A= > , Brad DeBauche ,=0A= > Chad Somerlot , "abarrera@us.ibm.com"=0A= > , "ryan.dc.yu@foxconn.com" ,= =0A= > "Rob Lippert" =0A= > Cc:=0A= > Subject: Re: Switch up eth0 and eth1 to BMC shared and dedicated resp. (= =0A= > Zaius )=0A= > Date: Fri, Jun 9, 2017 10:30 AM=0A= >=0A= > Sorry for couple of typo below, corrected them now.=0A= >=0A= > Please read again if it didn't make sense before.=0A= >=0A= > -Adi=0A= > ________________________________________=0A= > From: Adi Gangidi=0A= > Sent: Friday, June 9, 2017 10:06 AM=0A= > To: anoo@us.ibm.com; Kenneth Wilke; Brad DeBauche; Chad Somerlot;=0A= > abarrera@us.ibm.com; ryan.dc.yu@foxconn.com; Rob Lippert=0A= > Subject: Switch up eth0 and eth1 to BMC shared and dedicated resp. ( Zaiu= s )=0A= >=0A= > Hi Adriana /. Ryan ( Foxconn )=0A= >=0A= > Right now on openBMC=0A= > BMC Shared =3D eth0=0A= > BMC Dedicated =3D eth1=0A= >=0A= >=0A= > Instead, Is there a way we can make sure the BMC dedicated comes up as et= h0=0A= > and BMC shared link comes up as eth1, in Zaius / Barreleye G2 ?=0A= >=0A= >=0A= > In how it works currently . you could have BMC dedicated be eth0 or eth1= =0A= > depending upon the hardware config ( Whether or not Broadcom 5719A is pop= ped=0A= > OR de-popped ) . That could confusing to support operators who don't=0A= > understand the nuances .=0A= =0A= The eth0 and eth1 on the BMC map to the BMC hardware MAC unit #. On=0A= Zaius MAC1 is connected to various NC-SI stuff and MAC2 is connected=0A= to the dedicated BMC MAC.=0A= =0A= So the eth numbers should not move around even if there is nothing=0A= connected on the other end of eth0. The only way the dedicated BMC=0A= MAC MAC2 would become eth0 should be if the devtree entry for BMC MAC1=0A= was removed.=0A= =0A= -Rob=0A= =0A= >=0A= > If you guys are busy with other things to make the change , can I have y= our=0A= > thoughts on if this can be changed ? I'm guessing this is a u-boot change= .=0A= > Any thoughts on how we could make this change ourselves ?=0A= >=0A= > -Adi=0A= >=0A= >=0A= >=0A= >=0A= >=0A= >=0A=