All boards in tree use 0. Looks like this is all work that was
never completed and tested.
We also have static setting sysconf.segbit=0 which would conflict
with PCI_BUS_SEGN_BITS>0.
Having PCI_BUS_SEGN_BITS>0 would also require PCI MMCONF support
to cover over 255 buses.
Change-Id: I060efc44d1560541473b01690c2e8192863c1eb5
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/8554
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>