RE: [Xen-devel] 64Bits I/O Requests

["Petersson, Mats" <Mats.Petersson@xxxxxxx>]

> -----Original Message-----
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Guy Zana
> Sent: 05 June 2007 14:17
> To: Keir Fraser; xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-devel] 64Bits I/O Requests
> 
> Hi,
>  
> Is there a plan to support 64bit io-requests ?
> For instance, movq (mmx) will fail today.

About a year ago, I was working on this, but some other project got in
the way, so it never got into Xen. It's not HARD as such, but it
requires some pretty big modifications to the way that qemu-dm and
instruction emulation is done (preferrably using the code in
x86_emulate.c). 

--
Mats
>  
> Thanks,
> Guy.
> 



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