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

[Michael S. Tsirkin]

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

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

diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c
index 221d82b..9e7f82a 100644
--- a/hw/pci-host/piix.c
+++ b/hw/pci-host/piix.c
@@ -236,6 +236,9 @@ static void i440fx_pcihost_get_pci_hole64_start(Object 
*obj, Visitor *v,
                                                 Error **errp)
 {
     I440FXState *s = I440FX_PCI_HOST_BRIDGE(obj);
+    PCIHostState *h = PCI_HOST_BRIDGE(obj);
+
+    pci_bus_get_w64_range(h->bus, &s->pci_info.w64);
 
     visit_type_uint64(v, &s->pci_info.w64.begin, name, errp);
 }
@@ -245,6 +248,9 @@ static void i440fx_pcihost_get_pci_hole64_end(Object *obj, 
Visitor *v,
                                               Error **errp)
 {
     I440FXState *s = I440FX_PCI_HOST_BRIDGE(obj);
+    PCIHostState *h = PCI_HOST_BRIDGE(obj);
+
+    pci_bus_get_w64_range(h->bus, &s->pci_info.w64);
 
     visit_type_uint64(v, &s->pci_info.w64.end, name, errp);
 }
-- 
MST