WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-ia64-devel

[Xen-ia64-devel] Re: [PATCH] Only one serial console on Tiger2

To: Alex Williamson <alex.williamson@xxxxxx>
Subject: [Xen-ia64-devel] Re: [PATCH] Only one serial console on Tiger2
From: Horms <horms@xxxxxxxxxxxx>
Date: Fri, 16 Feb 2007 16:59:18 +0900
Cc: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 16 Feb 2007 00:37:21 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <20070216070551.GB17155@xxxxxxxxxxxx>
List-help: <mailto:xen-ia64-devel-request@lists.xensource.com?subject=help>
List-id: Discussion of the ia64 port of Xen <xen-ia64-devel.lists.xensource.com>
List-post: <mailto:xen-ia64-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ia64-devel>, <mailto:xen-ia64-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ia64-devel>, <mailto:xen-ia64-devel-request@lists.xensource.com?subject=unsubscribe>
References: <20070215103032.GA8659@xxxxxxxxxxxx> <1171548066.5373.87.camel@bling> <20070216070551.GB17155@xxxxxxxxxxxx>
Sender: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: mutt-ng/devel-r804 (Debian)
On Fri, Feb 16, 2007 at 04:05:52PM +0900, Horms wrote:
> On Thu, Feb 15, 2007 at 07:01:06AM -0700, Alex Williamson wrote:
> > On Thu, 2007-02-15 at 19:30 +0900, Horms wrote:
> > > Hi Alex,
> > > 
> > > I did a bit of research and it seems that the Tiger2, like the Tiger4,
> > > only has one serial port. So we can use common code for both of them,
> > > having com1=0x2f8.
> > > 
> > > Tested on a Tiger 2 with the following command line, which is only
> > > needed for the linux dom0 console -- xen and linux dom0 boot messages
> > > come over serial anyway:
> > > 
> > > "-- console=ttyS0"
> > 
> > Hi Simon,
> > 
> >    Great, thanks for investigating.  Once com1 is set to 0x2f8, you
> > actually shouldn't even need to specify a console= for dom0.  This patch
> > will automatically set your preferred console to the xencons device:
> > 
> > http://xenbits.xensource.com/ext/xen-ia64-unstable.hg?cs=81c4f90695a8
> > 
> > Of course if you want to get the console mirrored on both VGA and
> > xencons as your previous cmdline did, you'll still need to specify both.
> > Thanks,
> 
> It seems that if I don't set console=ttyS0 then my user-space doesn't
> know to use the serial console. But that could be more a limitation of
> my user space than anything else.
> 
> Everything else seems fine.

Correction, it all works fine as you suggest. 
I guess I must have had a stray console setting or something
the last time that I tested this.

-- 
Horms
  H: http://www.vergenet.net/~horms/
  W: http://www.valinux.co.jp/en/


_______________________________________________
Xen-ia64-devel mailing list
Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-ia64-devel