From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Mon, 22 Feb 2016 19:22:16 +0100 (CET) Received: from mail.windriver.com ([147.11.1.11]:62138 "EHLO mail.windriver.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S27007608AbcBVSWOnY5gv (ORCPT ); Mon, 22 Feb 2016 19:22:14 +0100 Received: from ALA-HCA.corp.ad.wrs.com (ala-hca.corp.ad.wrs.com [147.11.189.40]) by mail.windriver.com (8.15.2/8.15.1) with ESMTPS id u1MIM6mX011005 (version=TLSv1 cipher=AES128-SHA bits=128 verify=FAIL); Mon, 22 Feb 2016 10:22:06 -0800 (PST) Received: from [147.11.216.197] (147.11.216.197) by ALA-HCA.corp.ad.wrs.com (147.11.189.50) with Microsoft SMTP Server id 14.3.248.2; Mon, 22 Feb 2016 10:22:06 -0800 To: CC: From: Yang Shi Subject: Does CN68XX still need DCache prefetch workaround? Message-ID: <56CB51CE.6070905@windriver.com> Date: Mon, 22 Feb 2016 10:22:06 -0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 52157 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: yang.shi@windriver.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips I David, When I booted up 4.5-rc4 kernel on CN68xx board, both pass 1.1 and pass 2.2 reports: Kernel panic - not syncing: OCTEON II DCache prefetch workaround not in place (cfa00000). Please build kernel with proper options (CONFIG_CAVIUM_CN63XXP1). According to the description of he option, it should just have impact on 63xx pass 1.x. It looks confusing. Any hint is appreciated? Thanks, Yang From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.windriver.com ([147.11.1.11]:62138 "EHLO mail.windriver.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S27007608AbcBVSWOnY5gv (ORCPT ); Mon, 22 Feb 2016 19:22:14 +0100 From: Yang Shi Subject: Does CN68XX still need DCache prefetch workaround? Message-ID: <56CB51CE.6070905@windriver.com> Date: Mon, 22 Feb 2016 10:22:06 -0800 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit Return-Path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: To: david.daney@cavium.com Cc: linux-mips@linux-mips.org Message-ID: <20160222182206.moIM3lKutV1nDxp58Vz97eAf_dLcQ1MeAahd3D_vqe8@z> I David, When I booted up 4.5-rc4 kernel on CN68xx board, both pass 1.1 and pass 2.2 reports: Kernel panic - not syncing: OCTEON II DCache prefetch workaround not in place (cfa00000). Please build kernel with proper options (CONFIG_CAVIUM_CN63XXP1). According to the description of he option, it should just have impact on 63xx pass 1.x. It looks confusing. Any hint is appreciated? Thanks, Yang