From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=2a00:1450:4864:20::444; helo=mail-wr1-x444.google.com; envelope-from=leif.lindholm@linaro.org; receiver=edk2-devel@lists.01.org Received: from mail-wr1-x444.google.com (mail-wr1-x444.google.com [IPv6:2a00:1450:4864:20::444]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 1984721BADAB9 for ; Thu, 9 Aug 2018 04:53:21 -0700 (PDT) Received: by mail-wr1-x444.google.com with SMTP id j5-v6so4889967wrr.8 for ; Thu, 09 Aug 2018 04:53:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=3dnBZfE48t/QV+N8qOd+OONgRVeq4/NuyyYoNO9Gth0=; b=Zy8RKmptJkNG3Tdxh8/V8ClhPwfUgCe9ilDg0/VjDVFG+DLx77+paD5Lf+ejubNTim /4Rdh86mAj9Sqji6Ri6zDVrMCaLWsvn8dRWcMZX6SND0mBZx+L4C5VQo9g8WveVJFuUN 7zUPneehGEhg/VL+dfalt/Q8D3u+gnUmnHi4U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=3dnBZfE48t/QV+N8qOd+OONgRVeq4/NuyyYoNO9Gth0=; b=a0Q31DK0xt7DfTDfBsBtqbe20xEpm7vkU1qWMxmlGD21O/7huwGybWzgkajCmuH6lE GPXjzd+3u+6BFrXgoLyaVmVd6irP57rsnIxEdP9g0IL1kVfSckEKkHTxMneQfrAh2wmC sVg4UVgeaBg3G5Un70BENUR2AM6rtwi0yv8d06f4qJLnnPdMxyWIQN9eQpijD9jU9d7G Bl7o1KoxbdTdvWEYzoa8GfaJmKBDp6P/SmN4IHFRV1R2nfqkIpF67dnlqxxBEQoLdEto OQmo/8qY2dA21O1WMOKdwg4yzfecHqDtKKCbHWtzAcvrPAw5e++Ij/MPvAv4BtLTMwqp fEQQ== X-Gm-Message-State: AOUpUlFpyE8+4pJSFo8GbjW54gULEeLA+b+dGMbGFoXb1OO8yvAKfCEa HrxPOIZmuoubxdLBjkt23WHkXQ== X-Google-Smtp-Source: AA+uWPwy1Iohh40bJDfazF8FeHa/W7nddGw9z3L0jQq4ucjswyPUQQiK0qlXeeyQ+9KGF99OoMnwMw== X-Received: by 2002:adf:9051:: with SMTP id h75-v6mr1310816wrh.65.1533815599521; Thu, 09 Aug 2018 04:53:19 -0700 (PDT) Received: from bivouac.eciton.net (bivouac.eciton.net. [2a00:1098:0:86:1000:23:0:2]) by smtp.gmail.com with ESMTPSA id v5-v6sm9548276wrp.87.2018.08.09.04.53.17 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 09 Aug 2018 04:53:18 -0700 (PDT) Date: Thu, 9 Aug 2018 12:53:16 +0100 From: Leif Lindholm To: Ming Cc: Ard Biesheuvel , linaro-uefi , "edk2-devel@lists.01.org" , Graeme Gregory , guoheyi@huawei.com, wanghuiqiang , huangming , Jason Zhang , huangdaode@hisilicon.com, John Garry , Xinliang Liu , Sun Yuanchen , Wang Yue , Heyi Guo Message-ID: <20180809115316.gcwrdfsr7iscv5n7@bivouac.eciton.net> References: <20180724070922.63362-1-ming.huang@linaro.org> <20180724070922.63362-13-ming.huang@linaro.org> MIME-Version: 1.0 In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) Subject: Re: [PATCH edk2-platforms v1 12/38] Silicon/Hisilicon/D06: Stop watchdog X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Aug 2018 11:53:22 -0000 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit On Thu, Aug 09, 2018 at 07:40:27PM +0800, Ming wrote: > > > 在 8/3/2018 6:31 PM, Ard Biesheuvel 写道: > > On 24 July 2018 at 09:08, Ming Huang wrote: > >> From: Sun Yuanchen > >> > >> according as watchdog design on D06, watchdog should be > >> stoped befor boot a option. > >> > > > > Why? The DXE core already handles the watchdog, why do you need > > something special here? > > This is an out of band watchdog timer in BMC; it is used to monitor > the whole BIOS boot process and reset the system in case BIOS hangs > somewhere, i.e. it is armed when system is power on, and disabled > before handling system control to OS, while UEFI boot services watchdog > is only armed before invoking a boot option. So they are two different > watchdogs. OK, that makes sense, thanks. Please clarify in commit message. / Leif