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-rw-r--r--OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
index b23939d..cc782c1 100644
--- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
+++ b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
@@ -101,6 +101,8 @@ InitRootBridge (
RootBus->Mem.Limit = PcdGet64 (PcdPciMmio32Base) +
(PcdGet64 (PcdPciMmio32Size) - 1);
+ RootBus->NoExtendedConfigSpace = TRUE;
+
return EFI_OUT_OF_RESOURCES;
}