From mboxrd@z Thu Jan 1 00:00:00 1970 From: jgq516@gmail.com Subject: Re: keystone2 board hangs with smp kernel Date: Mon, 03 Jun 2013 11:47:20 +0800 Message-ID: <51AC11C8.3020009@gmail.com> References: <51ABFD0B.3020701@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-pb0-f54.google.com ([209.85.160.54]:65526 "EHLO mail-pb0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750846Ab3FCDr0 (ORCPT ); Sun, 2 Jun 2013 23:47:26 -0400 Received: by mail-pb0-f54.google.com with SMTP id ro12so5020477pbb.41 for ; Sun, 02 Jun 2013 20:47:26 -0700 (PDT) Received: from [128.224.163.23] ([1.202.252.122]) by mx.google.com with ESMTPSA id lq4sm60970307pab.19.2013.06.02.20.47.23 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 02 Jun 2013 20:47:25 -0700 (PDT) In-Reply-To: <51ABFD0B.3020701@gmail.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org Cc: linux-omap@vger.kernel.org Oops, I forgot to load boot monitor code before run smp kernel. Regards, Xiao On 06/03/2013 10:18 AM, jgq516@gmail.com wrote: > Hello Cyril, > > I have got one TI keystone2 board, and tried different tags of tree: > git://arago-project.org/git/projects/linux-keystone.git, > but seems the kernel always hangs as follows, and kernel runs ok if > add "nosmp" flag. > > [ 0.028386] CPU: Testing write buffer coherency: ok > [ 0.032493] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 > [ 0.037108] hw perfevents: enabled with ARMv7 Cortex-A15 PMU > driver, 7 counters available > [ 0.043763] Setting up static identity map for 0x80464628 - 0x8046465c > > The uboot version which I used is from > git://arago-project.org/git/projects/u-boot-keystone.git > with tag DEV.MCSDK-2013-01.10, I also tried other tags, but seems no > different effect. > > Could you give some advice about smp problem? Thanks in advance! > > Regards, > Xiao