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 X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD28EC433E7 for ; Mon, 12 Oct 2020 10:38:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 79C54208FE for ; Mon, 12 Oct 2020 10:38:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387718AbgJLKih (ORCPT ); Mon, 12 Oct 2020 06:38:37 -0400 Received: from elvis.franken.de ([193.175.24.41]:58433 "EHLO elvis.franken.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387605AbgJLKiS (ORCPT ); Mon, 12 Oct 2020 06:38:18 -0400 Received: from uucp (helo=alpha) by elvis.franken.de with local-bsmtp (Exim 3.36 #1) id 1kRvDc-0008KW-09; Mon, 12 Oct 2020 12:38:16 +0200 Received: by alpha.franken.de (Postfix, from userid 1000) id 9D990C1140; Mon, 12 Oct 2020 12:38:05 +0200 (CEST) Date: Mon, 12 Oct 2020 12:38:05 +0200 From: Thomas Bogendoerfer To: Tiezhu Yang Cc: Jonathan Corbet , Huacai Chen , Jiaxun Yang , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Xuefeng Li Subject: Re: [PATCH v2 3/4 RESEND] MIPS: Loongson64: Add /proc/boardinfo Message-ID: <20201012103805.GC7953@alpha.franken.de> References: <1602373674-4579-1-git-send-email-yangtiezhu@loongson.cn> <1602373674-4579-4-git-send-email-yangtiezhu@loongson.cn> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1602373674-4579-4-git-send-email-yangtiezhu@loongson.cn> User-Agent: Mutt/1.5.23 (2014-03-12) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Oct 11, 2020 at 07:47:53AM +0800, Tiezhu Yang wrote: > Add /proc/boardinfo to get mainboard and BIOS info easily on the Loongson > platform, this is useful to point out the current used mainboard type and > BIOS version when there exists problems related with hardware or firmware. > > E.g. with this patch: > > [loongson@linux ~]$ cat /proc/boardinfo > Board Info > Manufacturer : LEMOTE > Board Name : LEMOTE-LS3A4000-7A1000-1w-V01-pc > Family : LOONGSON3 > > BIOS Info > Vendor : Kunlun > Version : Kunlun-A1901-V4.1.3-20200414093938 > ROM Size : 4 KB > Release Date : 2020-04-14 Why does Loongson64 need this extra file no other architecture or MIPS platform need ? Do others provide this information via a different method ? If yes, why can't Loongson64 do the same ? Thomas. -- Crap can work. Given enough thrust pigs will fly, but it's not necessarily a good idea. [ RFC1925, 2.3 ]