[Qemu-devel] [PATCH 5/6] q35: use 64 bit window programmed by guest

["Michael S. Tsirkin" <mst@redhat.com>]

Detect the 64 bit window programmed by firmware
and configure properties accordingly.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/pci-host/q35.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 3f1d447..5cb1e8a 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -90,6 +90,9 @@ static void q35_host_get_pci_hole64_start(Object *obj, Visitor *v,
                                           Error **errp)
 {
     Q35PCIHost *s = Q35_HOST_DEVICE(obj);
+    PCIHostState *h = PCI_HOST_BRIDGE(obj);
+
+    pci_bus_get_w64_range(h->bus, &s->mch.pci_info.w64);
 
     visit_type_uint64(v, &s->mch.pci_info.w64.begin, name, errp);
 }
@@ -99,6 +102,9 @@ static void q35_host_get_pci_hole64_end(Object *obj, Visitor *v,
                                         Error **errp)
 {
     Q35PCIHost *s = Q35_HOST_DEVICE(obj);
+    PCIHostState *h = PCI_HOST_BRIDGE(obj);
+
+    pci_bus_get_w64_range(h->bus, &s->mch.pci_info.w64);
 
     visit_type_uint64(v, &s->mch.pci_info.w64.end, name, errp);
 }
-- 
MST