çå¤: K8 northbridge f1 behaviour.
rminnich at lanl.gov
Fri Jan 9 23:30:01 CET 2004
On Sat, 10 Jan 2004, Peter Stuge wrote:
> I would've suggested a modified POST card or logic analyzer to see if the
> writes made it to the bus. This is somewhat more of a LAN approach to
> diagnostics, but might have helped anyway. LAN bridges also tend to just
> make packets disappear mysteriously.
I finally found my VMETRO and put it in the slot and we were able to work
it all out.
> What was the problem, anyway?
- incorrect setting of the pci i/o registers in the k8 northbridge (fix in
- the stupid vga cards don't respond to I/O in the legacy range until you
do a Magic Write to a Magic Place with Magic Data. The emulator
helped us figure this out since we can watch I/O
But we're really a lot closer than we ever have been.
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