EFI_XEN_OVMF_INFO is defined to accept configurations from hvmloader. It
must match the definition on Xen side.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wei Liu <wei.l...@citrix.com>
---
 OvmfPkg/PlatformPei/Xen.h |   45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 OvmfPkg/PlatformPei/Xen.h

diff --git a/OvmfPkg/PlatformPei/Xen.h b/OvmfPkg/PlatformPei/Xen.h
new file mode 100644
index 0000000..aaa24f9
--- /dev/null
+++ b/OvmfPkg/PlatformPei/Xen.h
@@ -0,0 +1,45 @@
+/** @file
+  Ovmf info structure passed by Xen
+
+Copyright (c) 2013, Citrix Systems UK Ltd.<BR>
+
+This program and the accompanying materials are licensed and made available 
under
+the terms and conditions of the BSD License that accompanies this distribution.
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __XEN_H__
+#define __XEN_H__
+
+#include <PiPei.h>
+
+// Physical address of OVMF info
+#define OVMF_INFO_PHYSICAL_ADDRESS 0x00001000
+
+// This structure must match the definition on Xen side
+#pragma pack(1)
+typedef struct {
+  CHAR8 Signature[14]; // XenHVMOVMF\0
+  UINT8 Length;        // Length of this structure
+  UINT8 Checksum;      // Set such that the sum over bytes 0..length == 0
+  //
+  // Physical address of an array of TablesCount elements.
+  //
+  // Each element contains the physical address of a BIOS table.
+  //
+  EFI_PHYSICAL_ADDRESS Tables;
+  UINT32 TablesCount;
+  //
+  // Physical address of the E820 table, contains E820EntriesCount entries.
+  //
+  EFI_PHYSICAL_ADDRESS E820;
+  UINT32 E820EntriesCount;
+} EFI_XEN_OVMF_INFO;
+#pragma pack()
+
+#endif /* __XEN_H__ */
-- 
1.7.10.4


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