On Tuesday, November 15, 2011 6:12:53 pm Baptiste Daroussin wrote: > On Tue, Nov 15, 2011 at 12:46:41PM -0500, John Baldwin wrote: > [...] > > and > > > 10 remove that block : > > > http://people.freebsd.org/~bapt/workaround-to-boot-p5ne.diff > > > > Yeah, the problem is that NVIDIA chipsets seem to have really odd behavior in > > that once you turn MSI mapping on for a given node in the HyperTransport tree > > it expects all child devices to only use MSI and not INTx. Linux has a lot of > > quirk code to try to handle this by only turning on the mapping window when > > MSI is enabled for a given device. However, it has lots of hacks to try to > > find the right Host-PCI Bridge that a given device is a child of. I'm mostly > > tempted to just disable MSI on NVIDIA chipsets that have these issues rather > > than adding the same number of quirks. However I haven't really had time to > > sit down and look at this. > > > > Thanks for reply, if you can do some testing for you if you want. Please try http://www.FreeBSD.org/~jhb/patches/hostb_htmsi.patch -- John BaldwinReceived on Wed Mar 28 2012 - 16:43:08 UTC
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