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From: Peter Maydell <peter.maydell@linaro.org>
Date: Mon, 15 Feb 2016 20:32:23 +0000
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Subject: Re: [Qemu-devel] [RFC PATCH 0/2] ARM: add QMP command to query GIC
	version
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To: Andrew Jones <drjones@redhat.com>
Cc: Wei Huang <wei@redhat.com>, QEMU Developers <qemu-devel@nongnu.org>, Libvirt <libvir-list@redhat.com>, Andrea Bolognani <abologna@redhat.com>, Peter Xu <peterx@redhat.com>, Markus Armbruster <armbru@redhat.com>, Paolo Bonzini <pbonzini@redhat.com>

On 15 February 2016 at 20:18, Andrew Jones <drjones@redhat.com> wrote:
> On Mon, Feb 15, 2016 at 08:40:54PM +0100, Markus Armbruster wrote:
>> How would the command line look like?
>>
>
> Here is what is available today
>
> # select gicv2 (this work with and without KVM)
> qemu-system-aarch64 -M virt                      # v2 is the default
> qemu-system-aarch64 -M virt,gic-version=2 ...
>
> # select gicv3 (only works with KVM)
> qemu-system-aarch64 -M virt,gic-version=3 ...

This will work with TCG once we get the GICv3 emulation upstream.

> # select whatever the host has
> qemu-system-aarch64 -M virt,gic-version=host ...

This only works with KVM (like -cpu host).

thanks
-- PMM