Messages in this thread | | | Subject | Re: Debugging x86_64 apic & bootup problems on the Cray XD1 | From | Andi Kleen <> | Date | 12 Mar 2007 12:29:54 +0100 |
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Troy Benjegerdes <hozer@hozed.org> writes:
> I am attempting to make a 2.6.20 kernel boot on a Cray XD1 node with a > Mellanox InfiniBand card installed, however both the ancient supplied > cray 2.6.5 suse derivative, and a 2.6.20 kernel I just booted fail > on APIC initialization. > > Below is a diff of boot-up logs from a node without the mellanox IB > card, and one with.. Does anyone have some pointers on debug options I > should start turning on?
apic=debug
But most likely it's not related to the APICs anyways.
Is there some way I can disable some of the > memory regions in the infiniband card via some early PCI init code > before APIC's are set up?
Sure, you can code anything. There isn't a standard way to do this though.
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