From: Fabrice Bellard <fabrice@bellard.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] x86-64 port
Date: Thu, 18 Mar 2004 00:51:05 +0100 [thread overview]
Message-ID: <4058E469.3010603@bellard.org> (raw)
In-Reply-To: <D355B5CB-7860-11D8-AEC0-003065C7D858@mandrakesoft.com>
Gwenole Beauchesne wrote:
> Hi,
>
>> Nick Snellock wrote:
>>
>>> Is anyone working on an x86-64 port?
>>
>>
>> Not me :-) An x86-64 host port would be very interesting because
>> the 64 bit host MMU could be used to remap the whole emulated 4GB
>> address space.
>
>
> Fabrice, remember that I posted AMD64 support bits to the list some
> time ago? ;-) This works for user mode applications. As for the soft
> mmu, the current code is not 64-bit clean. I had some patches but
> they were not enough and are in a dormant state since. So remapping
> the whole 4GB address space is probably a faster and simpler fix
> indeed.
The x86-64 patch is now commited, except for the 'code_gen_buffer' patch
(can you explain it ?). Can you also explain what are the problems with
the soft MMU ?
Fabrice.
next prev parent reply other threads:[~2004-03-17 23:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-18 18:32 [Qemu-devel] x86-64 port Nick Snellock
2004-03-17 21:15 ` Fabrice Bellard
2004-03-17 22:17 ` Gwenole Beauchesne
2004-03-17 23:06 ` Fabrice Bellard
2004-03-17 23:15 ` Fabrice Bellard
2004-03-17 23:51 ` Fabrice Bellard [this message]
2004-03-18 1:40 ` [Qemu-devel] " Andi Kleen
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