1 files changed, 81 insertions, 0 deletions
diff --git a/MdePkg/Include/Library/TraceHubDebugSysTLib.h b/MdePkg/Include/Library/TraceHubDebugSysTLib.h
new file mode 100644
index 0000000..7df20e6
--- /dev/null
+++ b/MdePkg/Include/Library/TraceHubDebugSysTLib.h
@@ -0,0 +1,81 @@
+/** @file
+This header file declares Trace Hub related top level APIs.
+
+Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
+
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef TRACE_HUB_DEBUG_SYST_LIB_H_
+#define TRACE_HUB_DEBUG_SYST_LIB_H_
+
+typedef enum {
+  SeverityNone    = 0,
+  SeverityFatal   = 1,
+  SeverityError   = 2,
+  SeverityWarning = 3,
+  SeverityNormal  = 4,
+  SeverityUser1   = 5,
+  SeverityUser2   = 6,
+  SeverityUser3   = 7,
+  SeverityMax
+} TRACE_HUB_SEVERITY_TYPE;
+
+/**
+  Write debug string to specified Trace Hub MMIO address.
+
+  @param[in]  SeverityType     Severity type of input message.
+  @param[in]  Buffer           A pointer to the data buffer.
+  @param[in]  NumberOfBytes    The size of data buffer.
+
+  @retval RETURN_SUCCESS      Data was written to Trace Hub.
+  @retval Other               Failed to output Trace Hub message.
+**/
+RETURN_STATUS
+EFIAPI
+TraceHubSysTDebugWrite (
+  IN TRACE_HUB_SEVERITY_TYPE  SeverityType,
+  IN UINT8                    *Buffer,
+  IN UINTN                    NumberOfBytes
+  );
+
+/**
+  Write catalog status code message to specified Trace Hub MMIO address.
+
+  @param[in]  SeverityType     Severity type of input message.
+  @param[in]  Id               Catalog ID.
+  @param[in]  Guid             Driver Guid.
+
+  @retval RETURN_SUCCESS      Data was written to Trace Hub.
+  @retval Other               Failed to output Trace Hub message.
+**/
+RETURN_STATUS
+EFIAPI
+TraceHubSysTWriteCataLog64StatusCode (
+  IN TRACE_HUB_SEVERITY_TYPE  SeverityType,
+  IN UINT64                   Id,
+  IN GUID                     *Guid
+  );
+
+/**
+  Write catalog message to specified Trace Hub MMIO address.
+
+  @param[in]  SeverityType   Severity type of input message.
+  @param[in]  Id             Catalog ID.
+  @param[in]  NumberOfParams Number of entries in argument list.
+  @param[in]  ...            Catalog message parameters.
+
+  @retval RETURN_SUCCESS      Data was written to Trace Hub.
+  @retval Other               Failed to output Trace Hub message.
+**/
+RETURN_STATUS
+EFIAPI
+TraceHubSysTWriteCataLog64 (
+  IN TRACE_HUB_SEVERITY_TYPE  SeverityType,
+  IN UINT64                   Id,
+  IN UINTN                    NumberOfParams,
+  ...
+  );
+
+#endif // TRACE_HUB_DEBUG_SYST_LIB_H_