Patch merged into coreboot/master: b9646a2 emulation/qemu-q35: Use MMCONF_SUPPORT_DEFAULT

the following patch was just integrated into master:
commit b9646a2bdc1c29961a326fc7f657433067d53ff0
Author: Kyösti Mälkki 
Date:   Wed Jul 3 08:06:32 2013 +0300

emulation/qemu-q35: Use MMCONF_SUPPORT_DEFAULT

Change all PCI configuration accesses to MMIO in qemu-q35
    emulation

To enable MMIO style access, add (move) explicit PCI IO config write
    in the bootblock. As there is no northbridge/x/x/bootblock.c
    file, a mainboard/x/x/bootblock.c file is added for this purpose.

Change-Id: I979efb3d9b2f359a9ccbd1b4f6c05f83bab43007
    Signed-off-by: Kyösti Mälkki 
    Reviewed-on: http://review.coreboot.org/3599
    Tested-by: build bot (Jenkins)
    Reviewed-by: Ronald G. Minnich

See http://review.coreboot.org/3599 for details.

-gerrit