RE: Problems with MSI-X on ia64

Miller, Mike (OS Dev)
2006-02-27T18:36:09Z

> -----Original Message-----
> From: Grant Grundler [mailto:grundler@parisc-linux.org]
> Sent: Saturday, February 25, 2006 10:24 AM
> To: Miller, Mike (OS Dev)
> Cc: Grundler, Grant G; Luck, Tony; Chris Wedgwood; Grant
> Grundler; Greg KH; linux-kernel@vger.kernel.org;
> linux-scsi@vger.kernel.org; linux-ia64@vger.kernel.org;
> linux-pci@atrey.karlin.mff.cuni.cz; Jesse Barnes; Patterson,
> Andrew D (Linux R&D)
> Subject: Re: Problems with MSI-X on ia64
>
> On Tue, Feb 21, 2006 at 02:21:42PM -0600, Miller, Mike (OS Dev) wrote:
> > So I looked at 2.6.16-rc3 which works in my lab, but phys_addr is
> > still an int. How can that work?
>
> "int" (u32) will work if the top bits are zero or alias to
> the same thing as the full 64-bit address.
> Can you apply the patch and add printk's to dump the
> pci_resource_start(dev,bir) in msix_capability_init()?

My box is in a vegetative state. Working with HW folks to resolve.

mikem

>
>
> > I believe Andrew saw the same thing in 2.6.15.
>
> Yes, AFIACT 2.6.15 has the same code.
>
> thanks,
> grant
>