1 files changed, 24 insertions, 0 deletions
diff --git a/MdeModulePkg/Include/Guid/TraceHubDebugInfoHob.h b/MdeModulePkg/Include/Guid/TraceHubDebugInfoHob.h
new file mode 100644
index 0000000000..367f97dc90
--- /dev/null
+++ b/MdeModulePkg/Include/Guid/TraceHubDebugInfoHob.h
@@ -0,0 +1,24 @@
+/** @file
+This header file declares Trace Hub related structure.
+
+Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
+
+SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef TRACE_HUB_DEBUG_INFO_HOB_H_
+#define TRACE_HUB_DEBUG_INFO_HOB_H_
+
+#define TRACEHUB_DEBUG_INFO_HOB_REVISION  1
+
+typedef struct {
+  UINT16     Revision;            // Structure revision
+  BOOLEAN    Flag;                // Flag to enable or disable Trace Hub debug message.
+  UINT8      DebugLevel;          // Debug level for Trace Hub.
+  UINT8      Rvsd[4];             // Reserved for future use
+  UINT64     TraceHubMmioAddress; // MMIO address where Trace Hub debug message output to.
+} TRACEHUB_DEBUG_INFO_HOB;
+
+extern GUID  gTraceHubDebugInfoHobGuid;
+
+#endif // TRACE_HUB_DEBUG_INFO_HOB_H_