[edk2-devel] [PATCH RESEND v1 2/2] ArmVirtPkg: Enable PCIe support for Kvmtool

[PierreGondois]

From: Sami Mujawar <sami.mujawar at arm.com>

PCIe support has been added to the Kvmtool virtual machine
manager. Therefore, enable PCIe support for Kvmtool firmware.

Signed-off-by: Sami Mujawar <sami.mujawar at arm.com>
Signed-off-by: Pierre Gondois <Pierre.Gondois at arm.com>
---
 ArmVirtPkg/ArmVirtKvmTool.dsc | 35 +++++++++++++++++++++++++++++++++--
 ArmVirtPkg/ArmVirtKvmTool.fdf | 11 ++++++++++-
 2 files changed, 43 insertions(+), 3 deletions(-)

diff --git a/ArmVirtPkg/ArmVirtKvmTool.dsc b/ArmVirtPkg/ArmVirtKvmTool.dsc
index 01ebc903e077..3bd1cc72a1eb 100644
--- a/ArmVirtPkg/ArmVirtKvmTool.dsc
+++ b/ArmVirtPkg/ArmVirtKvmTool.dsc
@@ -1,7 +1,7 @@
 #  @file
 #  Workspace file for KVMTool virtual platform.
 #
-#  Copyright (c) 2018 - 2020, ARM Limited. All rights reserved.
+#  Copyright (c) 2018 - 2021, ARM Limited. All rights reserved.
 #
 #  SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -60,7 +60,7 @@ [LibraryClasses.common]
   PciPcdProducerLib|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
   PciSegmentLib|MdePkg/Library/BasePciSegmentLibPci/BasePciSegmentLibPci.inf
   PciHostBridgeLib|ArmVirtPkg/Library/FdtPciHostBridgeLib/FdtPciHostBridgeLib.inf
-  PciHostBridgeUtilityLib|OvmfPkg/Library/PciHostBridgeUtilityLib/PciHostBridgeUtilityLib.inf
+  PciHostBridgeUtilityLib|ArmVirtPkg/Library/ArmVirtPciHostBridgeUtilityLib/ArmVirtPciHostBridgeUtilityLib.inf
 
   TpmMeasurementLib|MdeModulePkg/Library/TpmMeasurementLibNull/TpmMeasurementLibNull.inf
   AuthVariableLib|MdeModulePkg/Library/AuthVariableLibNull/AuthVariableLibNull.inf
@@ -175,6 +175,17 @@ [PcdsDynamicDefault.common]
   gArmTokenSpaceGuid.PcdGicRedistributorsBase|0x0
   gArmTokenSpaceGuid.PcdGicInterruptInterfaceBase|0x0
 
+  #
+  # PCI settings
+  #
+  gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|TRUE
+
+  # set PcdPciExpressBaseAddress to MAX_UINT64, which signifies that this
+  # 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.
@@ -322,3 +333,23 @@ [Components.common]
   #
   MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBusDxe.inf
   MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDiskDxe.inf
+  #
+  # PCI support
+  #
+  ArmPkg/Drivers/ArmPciCpuIo2Dxe/ArmPciCpuIo2Dxe.inf {
+    <LibraryClasses>
+      NULL|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
+      NULL|ArmVirtPkg/Library/BaseCachingPciExpressLib/BaseCachingPciExpressLib.inf
+  }
+  MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf {
+    <LibraryClasses>
+      NULL|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
+      NULL|ArmVirtPkg/Library/BaseCachingPciExpressLib/BaseCachingPciExpressLib.inf
+  }
+  MdeModulePkg/Bus/Pci/PciBusDxe/PciBusDxe.inf {
+    <LibraryClasses>
+      NULL|ArmVirtPkg/Library/FdtPciPcdProducerLib/FdtPciPcdProducerLib.inf
+      NULL|ArmVirtPkg/Library/BaseCachingPciExpressLib/BaseCachingPciExpressLib.inf
+  }
+  OvmfPkg/VirtioPciDeviceDxe/VirtioPciDeviceDxe.inf
+  OvmfPkg/Virtio10Dxe/Virtio10.inf
diff --git a/ArmVirtPkg/ArmVirtKvmTool.fdf b/ArmVirtPkg/ArmVirtKvmTool.fdf
index ebc82c5bd53c..076155199905 100644
--- a/ArmVirtPkg/ArmVirtKvmTool.fdf
+++ b/ArmVirtPkg/ArmVirtKvmTool.fdf
@@ -1,5 +1,5 @@
 #
-#  Copyright (c) 2018 - 2020, ARM Limited. All rights reserved.
+#  Copyright (c) 2018 - 2021, ARM Limited. All rights reserved.
 #
 #  SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -195,6 +195,15 @@ [FV.FvMain]
   INF MdeModulePkg/Bus/Scsi/ScsiBusDxe/ScsiBusDxe.inf
   INF MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDiskDxe.inf
 
+  #
+  # PCI support
+  #
+  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
+
   #
   # TianoCore logo (splash screen)
   #
-- 
2.17.1



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