QEMU: question on creating a virtual/emulated(?) machine without KVM

[Franz Waldmüller]

Am 2014-04-06 23:00, schrieb Tom H:
> On Sat, Apr 5, 2014 at 5:04 PM, Franz Waldmüller <waldbauernbub at gmx.at> wrote:
>>
>> before the support for Microsoft Windows XP ends I want to create a virtual
>> machine from a Windows XP CD which I don't use anymore.
>> The purpose of this install is to have a Windows install available for
>> legacy applications or an old scanner which only works on XP. Although this
>> virtual machine shouldn't connect to the internet I want to apply all
>> available security updates since the won't be available forever.
>>
>> I think that Windows doesn't use a generic kernel like ubuntu. So I am
>> afraid that I have to ensure that the hardware as Windows sees it, does not
>> change too much.
>>
>> Do I need to set the -no-kvm switch when launching qemu-system-i386? Do you
>> have any other recommendations on the launch options of qemu?
>>
>> qemu-system-i386 -no-kvm -hda /path/to/harddisk.img -cdrom /dev/cdrom0 -boot
>> d -m 1024
>>
>> I am on a 64bit install of ubuntu 12.04 at the moment but wanted to create a
>> virtual machine which I can use on an old laptop which doesn't have
>> VT-x/AMD-V.
>
> AFAIK there's no "-no-kvm" option. There's an "-enable-kvm" option and
> omitting it works without VT-x/AMD-V.
>
> "-hda" is an old but still valid syntax. The new syntax is "-drive
> file=/path/to/harddisk.img".
>
> Using your command above is the equivalent of using "-net nic -net
> user" for networking. If you want to use a different driver, you have
> to add "-net nic,model=virtio -net user" (old syntax) or "-device
> virtio-net-pci,netdev=net0 -netdev user,id=net0". If you don't specify
> a driver, e1000 is used.
>
> It might not matter during installation, but you might want to try vnc
> and see if you prefer it to the default sdl.
>
Thanks for this info.
Franz