cvs commit: src/sys/dev/pci pci.c

Warner Losh imp at harmony.village.org
Tue Dec 7 22:35:56 PST 2004


> >   It turns out that a lot of newer systems have 'base peripherals' on
> >   the PCI bus.  We presently have no drivers for these devices, so they
> >   are powered down.  This is undesirable behavior since it breaks the
> >   system when the base peripherals go away suddenly in the middle of
> >   boot.
> >
> >   # if we ever get generic drivers for memory and/or base peripherals, then
> >   # we can remove the tests here.
> >
> >   Revision  Changes    Path
> >   1.272     +2 -1      src/sys/dev/pci/pci.c
> >
> 
> I wonder if this is why interrupt routing is so hosed on one of my boxes.
> It has several PCI functions in the chipset that represent interrupt
> controllers, and they don't get attached to anything.

quite possibly.  You can test this by turning off power down w/o
recompiling anything.

Warner


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