Re: [Qemu-devel] [PATCH 4/4] spapr: Add support for time base offset migration

[Benjamin Herrenschmidt]

On Mon, 2014-04-14 at 08:37 +0200, Alexander Graf wrote:
> So we either have to create some way to make interrupt numbering a 
> function of something very simple we plug the PHB into, like a virtual 
> pseries slot number which we multiply by x to get an irq number range. 
> Or we'd have to manually link up PHB IRQ lines to XICS IRQ lines on the 
> command line.

We'd have the same problem with the PHB address ranges etc... and the BUID.

So I'd recommend just making it all a function of the BUID which is the
way PAPR identifies a PHB and have it be specified on the command line.

Ben.