diff --git a/ArmVirtPkg/ArmVirtQemu.dsc b/ArmVirtPkg/ArmVirtQemu.dsc
index 1d459756f61b..ddc72e7044f7 100644
--- a/ArmVirtPkg/ArmVirtQemu.dsc
+++ b/ArmVirtPkg/ArmVirtQemu.dsc
@@ -69,6 +69,8 @@ [LibraryClasses.common]
   QemuBootOrderLib|OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.inf
   FileExplorerLib|MdeModulePkg/Library/FileExplorerLib/FileExplorerLib.inf
   PciPcdProducerLib|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
+  PciSegmentLib|MdePkg/Library/BasePciSegmentLibPci/BasePciSegmentLibPci.inf
+  PciHostBridgeLib|ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf
 
 [LibraryClasses.common.UEFI_DRIVER]
   UefiScsiLib|MdePkg/Library/UefiScsiLib/UefiScsiLib.inf
@@ -210,6 +212,8 @@ [PcdsDynamicDefault.common]
   # PCD and PcdPciDisableBusEnumeration above have not been assigned yet
   gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress|0xFFFFFFFFFFFFFFFF
 
+  gArmTokenSpaceGuid.PcdPciIoTranslation|0x0
+
   #
   # Set video resolution for boot options and for text setup.
   # PlatformDxe can set the former at runtime.
@@ -363,7 +367,8 @@ [Components.common]
   #
   # PCI support
   #
-  ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf
+  ArmPkg/Drivers/ArmPciCpuIo2Dxe/ArmPciCpuIo2Dxe.inf
+  MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf
   MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
     <LibraryClasses>
       NULL|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
diff --git a/ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc b/ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc
index 01e650d9e333..c56188f347ec 100644
--- a/ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc
+++ b/ArmVirtPkg/ArmVirtQemuFvMain.fdf.inc
@@ -151,7 +151,8 @@ [FV.FvMain]
   #
   # PCI support
   #
-  INF ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf
+  INF ArmPkg/Drivers/ArmPciCpuIo2Dxe/ArmPciCpuIo2Dxe.inf
+  INF MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf
   INF MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf
   INF OvmfPkg/VirtioPciDeviceDxe/VirtioPciDeviceDxe.inf
   INF OvmfPkg/Virtio10Dxe/Virtio10.inf
diff --git a/ArmVirtPkg/ArmVirtQemuKernel.dsc b/ArmVirtPkg/ArmVirtQemuKernel.dsc
index 99d2feba202b..305aa5bacb32 100644
--- a/ArmVirtPkg/ArmVirtQemuKernel.dsc
+++ b/ArmVirtPkg/ArmVirtQemuKernel.dsc
@@ -71,6 +71,8 @@ [LibraryClasses.common]
   QemuBootOrderLib|OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.inf
   FileExplorerLib|MdeModulePkg/Library/FileExplorerLib/FileExplorerLib.inf
   PciPcdProducerLib|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
+  PciSegmentLib|MdePkg/Library/BasePciSegmentLibPci/BasePciSegmentLibPci.inf
+  PciHostBridgeLib|ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf
 
 [LibraryClasses.common.UEFI_DRIVER]
   UefiScsiLib|MdePkg/Library/UefiScsiLib/UefiScsiLib.inf
@@ -203,6 +205,8 @@ [PcdsDynamicDefault.common]
   # PCD and PcdPciDisableBusEnumeration above have not been assigned yet
   gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress|0xFFFFFFFFFFFFFFFF
 
+  gArmTokenSpaceGuid.PcdPciIoTranslation|0x0
+
   #
   # Set video resolution for boot options and for text setup.
   # PlatformDxe can set the former at runtime.
@@ -349,7 +353,8 @@ [Components.common]
   #
   # PCI support
   #
-  ArmVirtPkg/PciHostBridgeDxe/PciHostBridgeDxe.inf
+  ArmPkg/Drivers/ArmPciCpuIo2Dxe/ArmPciCpuIo2Dxe.inf
+  MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf
   MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
     <LibraryClasses>
       NULL|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
diff --git a/ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c b/ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c
index 887ddb01f586..0aff149e8029 100644
--- a/ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c
+++ b/ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.c
@@ -304,8 +304,8 @@ PciHostBridgeGetRootBridges (
   RootBridge->Io.Limit              = IoBase + IoSize - 1;
   RootBridge->Mem.Base              = Mmio32Base;
   RootBridge->Mem.Limit             = Mmio32Base + Mmio32Size - 1;
-  RootBridge->MemAbove4G.Base       = 0x100000000ULL;
-  RootBridge->MemAbove4G.Limit      = 0xFFFFFFFF;
+  RootBridge->MemAbove4G.Base       = MAX_UINT64;
+  RootBridge->MemAbove4G.Limit      = 0;
 
   //
   // No separate ranges for prefetchable and non-prefetchable BARs
