>> The weird thing is, why would replacing si1 with an sc0 at an
>> unusual address start provoking everything dumps core?

> Any change to the interrupt model?

No.  The very same kernel binary.

					der Mouse

			       mouse@rodents.montreal.qc.ca
		     7D C8 61 52 5D E7 2D 39  4E F1 31 3E E8 B3 27 4B