mac_oldworld: Change PCI address of macio to match real hardware

The board firmware expect these to be at fixed addresses and programs
them without probing, this patch puts the macio device at the expected
PCI address.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <f14bcaf3cf129500710ba5289980a134086bd949.1602805637.git.balaton@eik.bme.hu>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

hw/ppc/mac_oldworld.c

@@ -288,7 +288,7 @@ static void ppc_heathrow_init(MachineState *machine)
     ide_drive_get(hd, ARRAY_SIZE(hd));
 
     /* MacIO */
-    macio = pci_new(-1, TYPE_OLDWORLD_MACIO);
+    macio = pci_new(PCI_DEVFN(16, 0), TYPE_OLDWORLD_MACIO);
     dev = DEVICE(macio);
     qdev_prop_set_uint64(dev, "frequency", tbfreq);
     object_property_set_link(OBJECT(macio), "pic", OBJECT(pic_dev),