[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] PVH questions

On Wed, 30 Jan 2013, Samuel Thibault wrote:
> Hello,
> 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. Actually the vector number can be chosen.

> - Is PIC/APIC I/O emulated by the hypervisor, as well as PIT? 

Yes (hvm_domain_initialise is called for PVH guests). 

>   And does
>   hvm_callback_vector designates that fact?

PVH implies it

Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.