diff --git a/hifi/xaf/hifi-dpf/include/xf.h b/hifi/xaf/hifi-dpf/include/xf.h
new file mode 100644
index 0000000..f124d8c
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+++ b/hifi/xaf/hifi-dpf/include/xf.h
@@ -0,0 +1,112 @@
+/*******************************************************************************
+* Copyright (C) 2018 Cadence Design Systems, Inc.
+* 
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to use this Software with Cadence processor cores only and 
+* not with any other processors and platforms, subject to
+* the following conditions:
+* 
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+* 
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************************/
+
+/*******************************************************************************
+ * xf.h
+ *
+ * Xtensa audio processing framework. Main header
+ *
+ ******************************************************************************/
+
+#ifdef  __XF_H
+#error  "xf.h included more than once"
+#endif
+
+#define __XF_H
+
+/*******************************************************************************
+ * Global configuration parameters (changing is to be done carefully)
+ ******************************************************************************/
+
+/* ...allocate 6 bits for client number per core */
+#define XF_CFG_MAX_CLIENTS              (1 << 6)
+
+/* ...allocate 2 bits for core id */
+#define XF_CFG_MAX_CORES                (1 << 2)
+
+/* ...allocate 4 bits for maximal number of input/output ports per component */
+#define XF_CFG_MAX_PORTS                (1 << 4)
+
+/* ...allocate 6 bits for opcode type */
+#define XF_CFG_MAX_CODES                (1 << 6)
+
+/*******************************************************************************
+ * Common runtime framework
+ ******************************************************************************/
+#ifndef XAF_ENABLE_NON_HIKEY
+#include "cpu_c.h"
+
+#include "dsp_driver_ipc.h"
+
+#include "dsp_debug.h"
+
+#include "dsp_memory_config.h"
+
+#include "dsp_driver_mailbox.h"
+
+#include "dsp_pcm_gain.h"
+
+#endif
+/* ...target configuration */
+#include "xf-config.h"
+
+/* ...platform run-time */
+#include "xf-runtime.h"
+
+/* ...debugging facility */
+#include "xf-debug.h"
+
+/* ...generic memory allocator */
+#include "xf-mm.h"
+
+/* ...standard opcodes */
+#include "xf-opcode.h"
+
+/* ...proxy definitions (shared messages - tbd) */
+#include "xf-proxy.h"
+
+/* ...message API */
+#include "xf-msg.h"
+
+/* ...tracer data */
+#include "xf-trace.h"
+
+/* ...I/O ports */
+#include "xf-io.h"
+
+/* ...scheduler definition */
+#include "xf-sched.h"
+
+/* ...component definition */
+#include "xf-component.h"
+
+/* ...core data */
+#include "xf-core.h"
+
+/* ...system abstractions */
+#include "xf-sys.h"
+
+/* ...memory management */
+#include "xf-mem.h"
+
+/* ...common timebase */
+#include "xf-timebase.h"