In message <25636.974487067@critter> Poul-Henning Kamp writes:
: In message <[EMAIL PROTECTED]>, Warner Losh writes:
: >In message <[EMAIL PROTECTED]> Sheldon Hearn writes:
: >: The problem with a hard lock-up out of which you can't escape into the
: >: debugger is that it makes meaningful bug reports impossible.  My non-SMP
: >: workstation has exhibited apparently arbitrary lock-ups since the advent
: >: of SMPng.
: >
: >You can also short IOCHK to ground to get an NMI which kicks you into
: >the debugger, even in an interrupt context.
: Bad news for you warner:  On a too large sample of my newer
: motherboards this doesn't work anymore :-(

There's also a pci signal that you can either pull up or pull down
that's supposed to give you the same results.  I've never really
needed to know it.


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