From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1FB24C433F5 for ; Tue, 16 Nov 2021 13:23:33 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 52C7061BFE for ; Tue, 16 Nov 2021 13:23:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 52C7061BFE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.denx.de Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 8D3AE8390F; Tue, 16 Nov 2021 14:23:30 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1637069010; bh=/iUL2e4gTnxX5qouEWEinEc9iEKE7GQUmN/5kPTLeHA=; h=To:cc:From:Subject:In-reply-to:References:Date:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=ZeQN8AnlBKpLSKNhSGfMY7422uolRzcleTpKbRGPuEAEt4iW17UZ4lhrZSAwG4nN/ g6yRJE4s6ufcRPZ0yxFs+1L/bJxkd90J1sfR8gPacLE04A3+0nCi0KtIKHoodqbomv DBpknMgBnXJF3QQTBUcVjJog31qWanWWF8aUGlJ1huRoaZbb+86QE/mHxP4q4wZiX6 bBDyjVjohF8dOPS6HtkWZli3tAphBquzq5vPOBoJHSj7LMs+UDHQR0qyrdlafUSslg TvFjyc4GEcXVLaae/EEK6ER4rxKrMCNlur27vF8WW2CuuWKHXSGfqL4BZ/QtIJP3HX mmA7k1wggPhBQ== Received: from janitor.denx.de (unknown [62.91.23.180]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: noc@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 656E483909 for ; Tue, 16 Nov 2021 14:23:28 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1637069008; bh=/iUL2e4gTnxX5qouEWEinEc9iEKE7GQUmN/5kPTLeHA=; h=To:cc:From:Subject:In-reply-to:References:Date:From; b=ka3uud2rmnF+tSiauF7M+H62mXGVy/JSUkToBaS5EJEvsnDeWogO0uQfeQgHKpek9 yog6Vv9RJpg+p35df8NQ93dCZ9iSk8pHwRrv9H/AdalBG5BhPYapuDc9PBOASlv4iY pC+n43Ive+Bhi3iMQS9AwjAFCU3lNegAdPxCh4+2u6spleQRAhiT+NB6NmQ4vrxjrp 2pGA/Jl3XmuPI+hb4tAV+KWE3t55m075DXAvVa0OI4S2RwtCeza+MSE7wogYX5PNa5 NqGimCAuSi6CjfGYulvp4borW6pnql08U3S4B6uKli0zV//EXmZF4A8JtbyabAvOFx KDOgnge5y/1zQ== Received: by janitor.denx.de (Postfix, from userid 108) id 0403AA0275; Tue, 16 Nov 2021 14:23:28 +0100 (CET) Received: from gemini.denx.de (gemini.denx.de [10.4.0.2]) by janitor.denx.de (Postfix) with ESMTPS id B6803A005E; Tue, 16 Nov 2021 14:23:18 +0100 (CET) Received: from gemini.denx.de (localhost [IPv6:::1]) by gemini.denx.de (Postfix) with ESMTP id 4A7071E0CB7; Tue, 16 Nov 2021 14:23:18 +0100 (CET) To: Tom Rini cc: Michael Walle , Marek Vasut , u-boot@lists.denx.de, Grygorii Strashko , Michal Simek , fried.dev@gmail.com, joe.hershberger@ni.com, sjg@chromium.org From: Wolfgang Denk Subject: Re: [PATCH RFC] cmd: fix net list command MIME-Version: 1.0 Content-type: text/plain; charset=UTF-8 Content-transfer-encoding: 8bit In-reply-to: <20211115154516.GR24579@bill-the-cat> References: <32aff992-c84b-7b71-b412-7594c2a7d20e@denx.de> <257391f0-9d69-62cc-2353-8f4fc0751d7d@denx.de> <1646331.1636986670@gemini.denx.de> <20211115151220.GM24579@bill-the-cat> <20211115151956.GN24579@bill-the-cat> <1650296.1636989955@gemini.denx.de> <20211115154516.GR24579@bill-the-cat> Comments: In-reply-to Tom Rini message dated "Mon, 15 Nov 2021 10:45:16 -0500." Date: Tue, 16 Nov 2021 14:23:18 +0100 Message-ID: <1731747.1637068998@gemini.denx.de> X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.35 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean Dear Tom, In message <20211115154516.GR24579@bill-the-cat> you wrote: > > > One practical use case is board provisioning in the factory, which > > includes setting up valid produt data like serial number, MAC > > address etc. Yes, this can be done over serial consone as well, but > > 1) this is slower than network and 2) many commecial products don't > > have the connector etc. populated. > > Is that the case for the layerscape or imx8 families? I know on the TI > side these values are derived from chip-specific fuses that are blown at > chip production so we don't need an initial random one. I'd have to > pull up some NXP manuals to see what's the case there, but I think some > other people on the thread know the answers here already. This is actually independent of the hardware, I think. It is more or less a management decision how board bringup / inital commissioning is organized. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de In a business, marketroids, salespukes, and lawyers have different goals from those who actually do work and produce something. Usually, is is the former who triumph over the latter, due to the simple rule that those who print the money make the rules. -- Tom Christiansen in <5jdcls$b04$2@csnews.cs.colorado.edu>