OvmfPkg: PciHostBridgeLib: set RootBus->NoExtendedConfigSpace

[mirror_edk2.git] / OvmfPkg / Library / PciHostBridgeLib / PciHostBridgeLib.c

diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
index b238a8544d81640e2b10d29ec3df18855f56401f..cc782c1cc3bed57a22a58d6ad73ce37e13f6506b 100644 (file)
--- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
+++ b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c
@@ -93,6 +93,16 @@ InitRootBridge (
   RootBus->MemAbove4G.Base      = 0;\r
   RootBus->MemAbove4G.Limit     = 0;\r
 \r
+  RootBus->Bus.Base  = RootBusNumber;\r
+  RootBus->Bus.Limit = MaxSubBusNumber;\r
+  RootBus->Io.Base   = PcdGet64 (PcdPciIoBase);\r
+  RootBus->Io.Limit  = PcdGet64 (PcdPciIoBase) + (PcdGet64 (PcdPciIoSize) - 1);\r
+  RootBus->Mem.Base  = PcdGet64 (PcdPciMmio32Base);\r
+  RootBus->Mem.Limit = PcdGet64 (PcdPciMmio32Base) +\r
+                       (PcdGet64 (PcdPciMmio32Size) - 1);\r
+\r
+  RootBus->NoExtendedConfigSpace = TRUE;\r
+\r
   return EFI_OUT_OF_RESOURCES;\r
 }\r
 \r