From 74de8c356844080fcabc3a44b08b9d22feda691f Mon Sep 17 00:00:00 2001
From: Alexander Gordeev <agordeev@redhat.com>
Date: Fri, 16 Oct 2015 11:14:54 +0100
Subject: hw/arm/virt: Allow zero address for PCI IO space

Currently PCI IO address 0 is not allowed even though
the IO space starts from 0. This update makes  PCI IO
address 0 usable.

CC: Peter Maydell <peter.maydell@linaro.org>
CC: Andrew Jones <drjones@redhat.com>
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 hw/arm/virt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 5ac5178b71..4e7160ce96 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -1162,6 +1162,7 @@ static void virt_class_init(ObjectClass *oc, void *data)
     mc->has_dynamic_sysbus = true;
     mc->block_default_type = IF_VIRTIO;
     mc->no_cdrom = 1;
+    mc->pci_allow_0_address = true;
 }
 
 static const TypeInfo machvirt_info = {
-- 
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