RE: Interrupt stom on cardbus device

From: Robert Noland <rnoland_at_FreeBSD.org>
Date: Sat, 28 Feb 2009 11:50:13 -0600
On Sat, 2009-02-28 at 20:38 +0300, Nasonov Sergey wrote:
> > Hrm, the intel driver is very noisy.  If the problem really is INTx,
> > then the drm debugging won't know anything about that.  Could you try
> > that patch that I posted later, without this patch to i915.  I've
> looked
> > over the linux pci code and they do disable INTx when enabling MSI.
> > 
> > I stuck the patch up as
> > http://people.freebsd.org/~rnoland/pci_disable_intx.patch
> 
> Great! After applying this patch the problem was resolved. Switch to VT
> an then back to X11 now work fine. Thanks!

Can you confirm that:

1. Interrupts are still working (the msi ones)
2. Interrupts are still working for other devices on the shared INTx

robert.

> Sergey.
> 
> 
> > 
> > robert.
> > 
> > Robert Noland <rnoland_at_FreeBSD.org>
> > FreeBSD
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-- 
Robert Noland <rnoland_at_FreeBSD.org>
FreeBSD

Received on Sat Feb 28 2009 - 16:50:22 UTC

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