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>