From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: Problems with serial console
Date: Fri, 5 Feb 2010 11:39:37 -0500
Message-ID: <20100205163937.GD7906@phenom.dumpdata.com>
References: <4B6BC317.7050400@ts.fujitsu.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Return-path: <xen-devel-bounces@lists.xensource.com>
Content-Disposition: inline
In-Reply-To: <4B6BC317.7050400@ts.fujitsu.com>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Juergen Gross <juergen.gross@ts.fujitsu.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
List-Id: xen-devel@lists.xenproject.org

On Fri, Feb 05, 2010 at 08:04:55AM +0100, Juergen Gross wrote:
> Hi,
> 
> I'm trying to investigate the dom0 early boot hang on my 4-core Nehalem
> system. Up to now I have not been able to get any keypress via the serial
> line into the hypervisor.

Is this via a "real" serial interface or via IPMI/BMC? If it is the
later this patch made by Gary Grebus might help you:
http://lists.xensource.com/archives/html/xen-devel/2010-01/msg00773.html