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Re: [Xen-devel] PVH questions

On Mon, 28 Jan 2013, Samuel Thibault wrote:
> Hello,
> I've had a look at PVH support, and I have a few questions:
> - events are still dispatched the PV way through the callback, right?

No, they are injected as an X86 vector (0xf3).

> - I guess FPU errors don't trigger an INT13, so I don't need to handle
> that?

I think that's right, but Mukesh can confirm this.

> - How about the console and store MFNs from the boot info? Are they
> still MFNs, or actually PFNs?


> - How about PV network in non-copy mode?  It used to be done
> with a page transfer, which the frontend would free, does
> XENMEM_decrease_reservation still use MFNs, or PFNs?


Mukesh, did I get it right?
Would you be up for writing down these basic pieces of information
regarding the PVH interface on a wiki page? 
So that other kernel hackers like Samuel can port their favourite open
source kernel to it?
Maybe add something about the shared_info page and the grant_table too.

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