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Re: [Xen-devel] Re: Xen 3.2 and Big Real Mode support?

To: Guillaume Thouvenin <guillaume.thouvenin@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] Re: Xen 3.2 and Big Real Mode support?
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Tue, 05 Feb 2008 16:06:28 +0000
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On 31/1/08 13:40, "Guillaume Thouvenin" <guillaume.thouvenin@xxxxxxxxxxxx>

>> I reproduced the problem. CPUID is not executed before the crash. Also a
>> disassembly of that area of memory does not look like sane 16-bit code. So I
>> think something has gone wrong before we get to the (probably bogus) MOVHPS
>> instruction.
> A question here. You reproduce the problem by starting a domain and
> booting it on the openSUSE-10.3-GM-x86_64-mini.iso CD-ROM? How do you
> disassemble the area of memory that produces the problem? Are you using
> "objdump" on the bootloader found on the iso file or are you using some
> other trick?

By the way, this is now fixed with tip of the xen-unstable tree (changeset
16980), obtainable from http://xenbits.xensource.com/staging/xen-unstable.hg

 -- Keir

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