1 files changed, 38 insertions, 0 deletions
diff --git a/roms/edk2/OvmfPkg/Library/UefiPciCapPciIoLib/UefiPciCapPciIoLib.h b/roms/edk2/OvmfPkg/Library/UefiPciCapPciIoLib/UefiPciCapPciIoLib.h
new file mode 100644
index 000000000..cfe29d1a2
--- /dev/null
+++ b/roms/edk2/OvmfPkg/Library/UefiPciCapPciIoLib/UefiPciCapPciIoLib.h
@@ -0,0 +1,38 @@
+/** @file
+  Plug an EFI_PCI_IO_PROTOCOL backend into PciCapLib, for config space access
+  -- internal macro and type definitions.
+
+  Copyright (C) 2018, Red Hat, Inc.
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef __UEFI_PCI_CAP_PCI_IO_LIB_H__
+#define __UEFI_PCI_CAP_PCI_IO_LIB_H__
+
+#include <Library/DebugLib.h>
+
+#include <Library/PciCapPciIoLib.h>
+
+#define PROTO_DEV_SIG SIGNATURE_64 ('P', 'C', 'P', 'I', 'O', 'P', 'R', 'T')
+
+typedef struct {
+  //
+  // Signature identifying the derived class.
+  //
+  UINT64 Signature;
+  //
+  // Members added by the derived class, specific to the use of
+  // EFI_PCI_IO_PROTOCOL.
+  //
+  EFI_PCI_IO_PROTOCOL *PciIo;
+  //
+  // Base class.
+  //
+  PCI_CAP_DEV BaseDevice;
+} PROTO_DEV;
+
+#define PROTO_DEV_FROM_PCI_CAP_DEV(PciDevice) \
+  CR (PciDevice, PROTO_DEV, BaseDevice, PROTO_DEV_SIG)
+
+#endif // __UEFI_PCI_CAP_PCI_IO_LIB_H__