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=-2.2 required=3.0 tests=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 D877FC43603 for ; Mon, 16 Dec 2019 10:17:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B4518206D3 for ; Mon, 16 Dec 2019 10:17:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727177AbfLPKRL (ORCPT ); Mon, 16 Dec 2019 05:17:11 -0500 Received: from mout.kundenserver.de ([212.227.126.130]:40447 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727099AbfLPKRL (ORCPT ); Mon, 16 Dec 2019 05:17:11 -0500 Received: from [10.11.10.37] ([212.77.180.74]) by mrelayeu.kundenserver.de (mreue010 [212.227.15.167]) with ESMTPSA (Nemesis) id 1M2Nm2-1ihLP50lkk-003sq6; Mon, 16 Dec 2019 11:17:05 +0100 Subject: Denverton decoding: BIOS performance setting To: tony.luck@intel.com Cc: linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org References: <20191214121109.8349-1-xiexiuqi@huawei.com> From: Hermann Ruckerbauer Openpgp: preference=signencrypt Autocrypt: addr=Hermann.Ruckerbauer@EyeKnowHow.de; prefer-encrypt=mutual; keydata= mQGiBEn65uURBACa9V7p8m+Kq00VTZochfOuqtefHJTz0/KK/OeZVPD4ChA3pfDGSMlV5Yui eV1BT7GBJ5PqYKXtzocaqkafam+Ad4r3c9+9Mb2NlxKQvmptUApM6lZGlg95ZjAdrowYoCNj 3Ab72bPs7QEl1OuNJRM9BlsSkngNW3oGKX9CY6x7bwCgm4UMbV/KuF99AjXs1HROfQFdpJcD /18y0tapYKnRJ2FSJJDEnPOZSfcO1izvLxh/VBqLBCxLF3oG6S+lEf3Wo1IsDMFbpBY5VfeH /R9f9ZiZHc3nz6tyh7dFGP2GoAoe1DvQ2J5jyBDw3XibsvqW/cBOQpFQPU6HD792hYfAxjoN AXOT62P1ab5yJgIzDtCnjbRftL67BACSy1BSn5PfounP2N7kv6S7quovNfS0Y+if66ZvlJ3W anDj9JU7Yis58olyCq/oZ7Dm6kCxqd3rcBmYI5K32nEpa1d3ZOYKVKtPEHvzXbY0LvuEJU7U DBKv0qICe48XDJsN5DnVqefFfiAKL3yhGuV3CvgmCC1uy/jhdBUBkO2Dm7Q3SGVybWFubiBS dWNrZXJiYXVlciA8aGVybWFubi5ydWNrZXJiYXVlckBleWVrbm93aG93LmRlPohgBBMRAgAg BQJJ+ublAhsjBgsJCAcDAgQVAggDBBYCAwECHgECF4AACgkQibE9R9St7yLk2gCghmlHwWt0 mCbveOhPtMAUl25aXAwAn32+uaLL46TMJkoAFsjo6Tb4fFQsuQINBEn65uUQCADYGfXVRYX6 FG31WplOHJztyAh8MFG9JWTR1K7waadstZGXq7ze3Woo6d+ZqXO7G8KOC3qyLSsIR6WVA640 buPttZ0gjz/TlMIOhXlu7My49iYeowXRWAhW511xvzfLthmuHJ5FP5z8z8hvcn4yui8zPOsX n7EYGD9Iit+e2vjCuBuX/i0XoJKfrhGiPKu/ZlJ1FjGkSeWSD42jKeVtftuFQQxcO7wIZf6Q 3MSnmyzip8haVFqLzngULVIHhdCRMni3441v/vWxeg2zLuHTbWhQRCSDJYmGdOMIM4xGSgt/ aHUW6wW63RDy6k9vSTTZ6KurgFX+qdb+0nbJylF+/ZCfAAMFCACDxeDpzBI61AJdEJc5bM7x ssiPoo0uDKBeQr+580JvTstel3U3D4zCPSW4ykdZJMRlQcAKOzcD1z6i2xcs8HWbp+Ab2OV4 tVLjCLr2lBaUkWx8BzBCorCySdvh1KZ0qNkbbqs+CSKjGMQ/XDff7qSar8kvm4ZoFOQ8hAD4 RW8X1g9fpirw8/o/fYxxiiJzqCvf8p/GUkoau3MrzvDD291PsZpzpOv8gQoN+h1VaxJcdf48 oKO3U19M2ywbnH5B+0IvLEtZVYFb7GBflQbeOpWcM773z/bYsUQNlYLR8E5Q/NPa+VIUcfXv EODkSk6Rw4kDBuqOBjNLr76L7cygEqu3iEkEGBECAAkFAkn65uUCGwwACgkQibE9R9St7yKS 4wCfaiijO4NkbjbwyirWDlsS6AXTxiIAnAiyJDbwq/ecKxwCclK0TqneUUgF Message-ID: <2f37cbcc-7f2e-2cfd-8b4f-74fefc767074@EyeKnowHow.de> Date: Mon, 16 Dec 2019 11:17:05 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 MIME-Version: 1.0 In-Reply-To: <20191214121109.8349-1-xiexiuqi@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:KzXbQVOT0iHu/Rk+dYvKEQ3/cD87HdpKWirtmMNH9rwqpYNHmy9 bN/xfJtWV3SzreU5PgTDxvUjxynX+pgyB+cqP6svg4I36LH7Duj8DpkUdSjJtWmZFjk5TQY XNqfO+ZPpfnixwFjYByctd/sw1QglkB5FYFyN+KrMzd8gUZVDo+cWN4mkwZXzYxfvWcYt+l +4GAYvoO10tCgHDGkGzLQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:BFc6HJW9IwE=:55T/fIMeZtlUbHw5hTqmrk cn3F3dGhv26osB4mmapjlZ5I64gUjE0oRyXLa4iFFiqKBQ4Eh4CFk5tTczzYvzBy0nOk3nOqw ZEBr3qY0FU2HWhHnlD09LTNt+qHNE4EaYzz9pi6rp0F2Dl6iRp9XEaprV0uOeb2kIgLMJgnIW 7KDNAhZ4bpilbCx/4poEMCFldbF5gevWzeVm812X617QBJvKBt2Nhrtm/+oSiB79Oa/B0ZXty 7q25A70ACPvxVTCqn1BTKeCUKp95nztQi0AUaOzHUacHm5DX+9xX0QCE7N9mGHX3TiCIby/kA AJL1MR7MHrVOQJXQQyVnEoOZnInrNMiP5eMudC+ms6ZCwkcAniY/L2W5AgbZ2QBAb+2hzEjNO /+8cWkgpiZLP9HBJEsIN942YSr5q3n0h9fzEVBjIO/yGfQ0yNFY5YboKzb1OjhGMjrryy9SAe CAmYYw52bAWU2lY/Q/Tvv3GsTTkAtqxZVIsMTlpz1H+F+ddEM5DHF63iBwc0mfLLKqN0VScfl ZTvk2zKxK8sCezBQdPent/sqlUjbeWIiZlR6zI8b05tymMbj9qQgnNmkaxiE/nNbySXq0peVf oWThhimCA/EGJFr/LWIHqneWPat3aS9tS1n7flXw6eWljI8jzv+PpzxtAO9+vqtjyhTqDZCbm liLfh0QwLbuSXhhaVDHGJWoKO0s33dCAH/m3evNFkomFIfL8GdQhdiQl8+/2laBhNHUKMyrQh 9O36LDS2/30gOH6ip9B3z+jueVL6fcKGpXw9FHZ9onqWyOMX7aWzkA3iDgVH/B4Cdr8/gvJvS Oxc4BKgxGDm0BXd1vQ85lfdBHdaZObNEVLumZEak+5/lGDviPvQCyRucda028j5Fd4Xvowfkk gWkebGx2K5cW3h+yhoYQoy1PRdgWoxt/5e7tjY1kl2Pz7r3D9nhaBClY659JUD Sender: linux-edac-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-edac@vger.kernel.org Hello, not sure if this is a bit off topic, but I hope to get some answers ... I looked to the Apollo lake pnd2_edac.c  code, my understandig is, that this is the same as for denverton. but in our BIOS is see one point in the memory settings called "Performance profile" Selectable is "17_9_13_18", "17_19_6_18" or "17_19_6_7" This setting seems to be realated to the DMAP table... but for APL there are just the "standard" configs visible. Does anybody know if these DMAP settings are different in Denverton vs. Apollo lake, and how these are decoded in the PND2_edac.c cource code ? at least I have not found any hint on this performance setting in the code.. Thanks a lot -- EKH - EyeKnowHow Signal Quality - Made in Bavaria Hermann Ruckerbauer www.EyeKnowHow.de Hermann.Ruckerbauer@EyeKnowHow.de Itzlinger Strasse 21a 94469 Deggendorf Tel.: +49 (0)991 / 29 69 29 05 Mobile: +49 (0)176 / 787 787 77 Fax: +49 (0)3212 / 121 9008