mal_probe crash

[Geert Uytterhoeven]

On Tue, 13 Jan 2009, Yuri Tikhonov wrote:
> On Tuesday, January 13, 2009 you wrote:
> > On Mon, 2009-01-12 at 14:37 +0100, Geert Uytterhoeven wrote:
> >> On Fri, 9 Jan 2009, Roland Dreier wrote:
> >> >  > Can you double check that the e1000 isn't copying the PCI resources into
> >> >  > a unsigned long before ioremap'ing the result, thus cropping the top
> >> >  > bits ?
> >> > 
> >> > as far as I can see, e1000 is using pci_ioremap_bar(), which should do
> >> > the right thing as long as resource_size_t is the right type (which it
> >> > looks like it is on PowerPC 44x).
> >> 
> >> Indeed, the full 36-bit address is passed to __ioremap() via pci_ioremap_bar(),
> >> as evidenced from the additional debug output below (see [1]).
> >> 
> >> As I don't have any other 3.3V PCI Ethernet cards, I plugged in a 3.3V PCI USB
> >> 2.0 card in the second PCI slot, and got a similar crash (see [2]).
> >> 
> >> Are the PCI slots on the Sequoia known broken under recent Linux kernels? I've
> >> never used them before...
> 
> > Hrm, something is indeed wrong, hard to say what tho. My canyonlands
> > works fine (460EPx) and I can try a Taishan one of these days (440GX
> > iirc). What is in sequoia ? I think it's a GX no ?
> 
>  Sequoia is equipped with 440EPx.
> 
>  I observe the 'mal_probe' crash on the Katmai board too (based on 
> 440SPe):

Do PCI cards in the Katmai's PCI-X slot work?

With kind regards,

Geert Uytterhoeven
Software Architect

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