See commit 74de8c3568 ("hw/arm/virt: Allow zero address for PCI
IO space"), all ARM Virt machines set this flag.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/arm/virt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 1a381e9a2b..773df5f04b 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1510,6 +1510,8 @@ static void create_pcie(VirtMachineState *vms)
     MachineClass *mc = MACHINE_GET_CLASS(ms);
 
     dev = qdev_new(TYPE_GPEX_HOST);
+    object_property_set_bool(OBJECT(dev), "allow-io-addr0-accesses",
+                             true, &error_fatal);
     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
 
     ecam_id = VIRT_ECAM_ID(vms->highmem_ecam);
@@ -3124,7 +3126,6 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
 #endif
     mc->block_default_type = IF_VIRTIO;
     mc->no_cdrom = 1;
-    mc->pci_allow_0_address = true;
     /* We know we will never create a pre-ARMv7 CPU which needs 1K pages */
     mc->minimum_page_bits = 12;
     mc->possible_cpu_arch_ids = virt_possible_cpu_arch_ids;
-- 
2.45.2