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Re: [Qemu-discuss] WinXP Guest: New hardware found - VGA controller

From: Narcis Garcia
Subject: Re: [Qemu-discuss] WinXP Guest: New hardware found - VGA controller
Date: Tue, 31 Jan 2017 20:23:42 +0100

Is there some way to get exact hardware defaults with an already
installed Qemu?

El 25/01/17 a les 18:37, Narcis Garcia ha escrit:
> El 25/01/17 a les 12:53, Fam Zheng ha escrit:
>> On Wed, 01/25 12:43, Narcis Garcia wrote:
>>> El 25/01/17 a les 09:49, Alberto Garcia ha escrit:
>>>> On Mon, Jan 23, 2017 at 01:00:26AM +0100, Joe wrote:
>>>>> I'm trying Qemu (2.8.0) on Slackware GNU Linux 14.2 (64-bit) host.
>>>>> I've a Windows XP (guest) raw image which was working with Qemu
>>>>> times ago (I used it on an older Slackware version as host system).
>>>> The default hardware emulated by QEMU changes in each new version.
>>>> If it worked with an earlier version and now you find that the guest
>>>> is detecting new hardware, try forcing the emulation of a machine from
>>>> an older version of QEMU.
>>>> For example:
>>>> qemu-system-i386 -M pc-i440fx-1.6 -m 2G ...
>>>> Type 'qemu-system-i386 -M ?' for a complete list.
>>>> Berto
>>> Is there some documentation about default hardware for each QEMU version?
>>> For similar reason, I'm interested in to use equivalent specification by
>>> parameters, to "freeze" a lot of guests' hardware environments.
>> In this case you may want to use virt-manager/libvirt to manage your VMs, 
>> which
>> will take care of stablizing QEMU parameters across version changes and even
>> more importantly migration (in case you use it).
>> Fam
> 3 reasons: I prefer to control what is Qemu emulating, I already have
> guest OSes configured for a Qemu defaults, and I use my own virtual
> manager (not the libvirt one).
> I suppose libvirt developers had the same question to solve.

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