On Sun, 9 Dec 2007 22:06:21 +0000 (GMT)
Chris Rankin <[email protected]> wrote:
> --- Arjan van de Ven <[email protected]> wrote:
> > can you check if the attr_mem is properly ioremap'd ?
> > (probably with ioremap_nocache)
>
> Can you elaborate, please? I am not familiar with these I/O
> primitives.
the memory you feed to readl() and co isnt the actual PCI resource;
you need to use ioremap() on the PCI resource to get a pointer that you can then feed to readl()....
>
> > I wonder if there's anything else in that area as well..
>
> So I should check /proc/iomem? But wouldn't Linux complain if two PCI
> devices conflicted as you're suggesting?
the other one might not be PCI..
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