Re: [Xen-devel] 3.0.2-testing: pci_set_dma_mask, pci_set_consistent_dma_mask(pci, 0x0fffffff) returns < 0 (ICE1712)

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 12 Apr 2006, at 13:14, Ian Pratt wrote:

> > I commented it out, and the module loaded but I got a burst
> > of static from the speakers. I suspect that this code is
> > incompatible with Xen.
> >
> > Why does Xen not allow the dom0 to set these parameters? My
> > development workstation is my main home box, and I like to
> > have sound on it.
> Xen's allocator currently only supports a 31 bit DMA zone, which is
> sufficient for the vast majority of hardware devices. I guess you could
> try hacking the constants, but you might exhaust a 28b pool.
I think we will support it out of the box when I get some more time to 
hack on the Xen memory allocator.
 -- Keir


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