Geode GX1 and IRQ tables
Ronald G. Minnich
rminnich at lanl.gov
Tue Mar 1 05:21:01 CET 2005
On Tue, 1 Mar 2005, Richard Smith wrote:
> I've found that Linux up to 2.6.9 (I haven't tested .10) Dosen't do
> this fully. With my 440bx chipset there are config registers in the
> northbridge that control which IRQ line each of the PCI PIRQ lines are
> routed to. Even with a proper PIRQ table these registers are not setup
> and I get the same error reported.
that's whacky. The old linux did fine with 440bx. I never had to do
anything but set up PIRQ tables.
> I suggest you diff the output of lspci -xxx for the northbridge between
> linubios and factory bios and resolve all the differences with the
on the geode 2.4.18 always worked, and if I patched linux for later
linuxes, that worked fine too.
What a mess PIRQ got to be ....
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