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    SubjectRe: How to go about debuging a system lockup?
    Lennart Sorensen wrote:
    > OK, I have now tried connecting with firescope to just follow the dmesg
    > buffer across firewire. Works great, until the system hangs, then
    > firescope reports that it couldn't perform the read. I wonder what part
    > of the system has to lock up for the firewire card to no longer be able
    > to read memory on the system.

    I suppose the PCI bus is no longer accessible to the chip.
    --
    Stefan Richter
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