From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: How can I run 3.x dom0 w/o PAE?
Date: Tue, 05 Feb 2013 09:29:53 -0800
Message-ID: <51114191.7020406@goop.org>
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To: "Mao, Junjie" <junjie.mao@intel.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, "Dong,
	Eddie" <eddie.dong@intel.com>, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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On 02/04/2013 06:45 PM, Mao, Junjie wrote:
> I=92m now working in a Xen-based project where some drivers in the Dom0
> kernel (based on Linux 3.0) refuse to work with PAE. Do you know if it
> is possible to run 3.x kernel as non-PAE dom0 on Xen (any version is
> ok)? If so, how can I make it work? Many thanks in advance!

No, we removed non-PAE 32-bit operation a long time ago, and its not
coming back. What drivers don't work with PAE enabled? PAE has been more
or less essential for a long time. You should either adapt the drivers
to deal with PAE (presumably, highmem) or use a 64-bit dom0.

J