Ühel kenal päeval, R, 2009-01-09 kell 07:22, kirjutas Myles Watson:
> 
> > -----Original Message-----
> > From: [email protected] [mailto:[email protected]]
> > On Behalf Of Mart Raudsepp
> 
> > Also, what if we had the possibility to run code for disabled devices -
> > then the vpci hiding could cleanly happen when the device is disabled
> > instead of checks from northbridge code. Like a .disable functor in
> > device_ops?
> 
> We do.  If you run it in phase2 it runs independent of the enabled flag, and
> could use that to do any disabling that was needed.  It's a little confusing
> to put the device in the tree then, though, because it will never show up in
> lspci.


I guess I mean a way to run disabling code if a device doesn't appear in
the mainboard dts at all. E.g, there is a
northbridge/amd/geodelx/graphics.dts and if the mainboard dts doesn't
source it or it's disabled, a disabling function would be ran. This is
just something that optionally wired built-in PCI devices might be
interested in, not the typical case of PCI slots.

I can imagine it would get tricky to implement and quite likely it's
just a bad idea.


Mart Raudsepp


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