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From: Samuel Thibault <samuel.thibault@ens-lyon.org>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: PVH questions
Date: Wed, 30 Jan 2013 15:58:26 +0100	[thread overview]
Message-ID: <20130130145826.GB6193@type.bordeaux.inria.fr> (raw)
In-Reply-To: <alpine.DEB.2.02.1301301412320.10432@kaball.uk.xensource.com>

Stefano Stabellini, le Wed 30 Jan 2013 14:28:39 +0000, a écrit :
> On Wed, 30 Jan 2013, Samuel Thibault wrote:
> > A couple more questions:
> > 
> > - Does hvm_callback_vector flags designates routing events through
> >   interrupt vector 0xf3?
> 
> XENFEAT_hvm_callback_vector determins the hypervisor capability, while
> you need an HVMOP_set_param hypercall to set HVM_PARAM_CALLBACK_IRQ to 
> enable it.

Ok, but I mean: does XENFEAT_hvm_callback_vector mean that
HVM_PARAM_CALLBACK_IRQ can be set?

> Actually the vector number can be chosen.

Ok.

> > - Is PIC/APIC I/O emulated by the hypervisor, as well as PIT? 
> 
> Yes (hvm_domain_initialise is called for PVH guests). 

Ok, good!

> >   And does hvm_callback_vector designates that fact?
> 
> PVH implies it

I know, but there's not "PVH" flag in the hypervisor capabilities,
that's why I'm asking which flag advertises the capability.

Samuel

  reply	other threads:[~2013-01-30 14:58 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-28  1:59 PVH questions Samuel Thibault
2013-01-28  2:00 ` Samuel Thibault
2013-01-30 14:00   ` Samuel Thibault
2013-01-30 14:28     ` Stefano Stabellini
2013-01-30 14:58       ` Samuel Thibault [this message]
2013-01-30 16:08         ` Stefano Stabellini
2013-01-30 16:19           ` Samuel Thibault
2013-01-30 16:22           ` Samuel Thibault
2013-01-28 15:09 ` Stefano Stabellini
2013-01-28 16:06   ` Konrad Rzeszutek Wilk
2013-01-28 16:20     ` Jan Beulich
2013-01-28 16:31       ` Stefano Stabellini
2013-01-28 16:17   ` Samuel Thibault
2013-01-29  2:42   ` Mukesh Rathor
2013-01-31  1:02   ` Samuel Thibault
2013-01-31  1:06     ` Samuel Thibault
2013-01-31 11:51     ` Stefano Stabellini

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