It likes a para-virtualized method. We intercept OS's
operations on EmuVariable when it calls SetVariable() and
LoadVariable() and save/load them to our NVRAM file.
>-----Original Message-----
>From: Tristan Gingold [mailto:tgingold free.fr]
>Sent: 2007Äê8ÔÂ26ÈÕ 12:18
>To: Zhang, Xing Z
>Cc: tgingold free.fr; xen-ia64-devel; Alex Williamson
>Subject: Re: [Xen-ia64-devel][GFW PATCH] Series of
patches for
>open guest firmware -- NVRAM support [2/6]
>
>On Thu, Aug 23, 2007 at 06:55:52PM +0800, Zhang, Xing Z
wrote:
>Good work!
>
>I am wondering why EmuVariable is used.
>
>Tristan.
>
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