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diff --git a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.h b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.h
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+/* This header file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */
+
+/*This file is prepared for Doxygen automatic documentation generation.*/
+/*! \file *********************************************************************
+ *
+ * \brief Macros and functions dedicated to debug purposes.
+ *
+ * - Compiler:           IAR EWAVR32 and GNU GCC for AVR32
+ * - Supported devices:  All AVR32 devices with a USART module can be used.
+ *
+ * \author               Atmel Corporation: http://www.atmel.com \n
+ *                       Support and FAQ: http://support.atmel.no/
+ *
+ ******************************************************************************/
+
+/* Copyright (c) 2009 Atmel Corporation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. The name of Atmel may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * 4. This software may only be redistributed and used in connection with an Atmel
+ * AVR product.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
+ *
+ */
+
+#ifndef _DEBUG_H_
+#define _DEBUG_H_
+
+#include "stringz.h"
+
+/*! \brief These macros are used to add traces memory.
+ *
+ * First, initialise the trace with Uc3_trace_init(pointer), giving the start address
+ * of the memory location where will be stored the trace.
+ * Use Uc3_trace(something) to store "something" into the memory. The end of the trace
+ * is signaled by the "0xdeadbeef" pattern.
+ */
+#define Uc3_trace_init(debug_addr)   \
+      *(U32*)(debug_addr)=debug_addr+4
+
+#define Uc3_trace(debug_addr, x)   \
+      *(U32*)(*(U32*)(debug_addr)  ) = (U32)(x)   ;\
+      *(U32*)(*(U32*)(debug_addr)+4) = 0xdeadbeef ;\
+      *(U32*)(debug_addr  ) = *(U32*)(debug_addr)+4
+
+/*! \brief This macro is used to insert labels into assembly output.
+ *
+ */
+#define Insert_label(name)         \
+    __asm__ __volatile__ (STRINGZ(name)":");
+
+#if (defined __GNUC__)
+/*! \brief Returns the number of total of used bytes allocated from the HEAP.
+ *
+ * \retval total number of used bytes.
+ */
+U32 get_heap_total_used_size( void );
+
+/*! \brief Returns the number of bytes currently used from the HEAP.
+ *
+ * \retval total number of used bytes.
+ */
+U32 get_heap_curr_used_size( void );
+#endif
+
+/*! \brief Returns the number of free bytes in the HEAP.
+ *
+ * This funtion tries to allocate the maximum number of bytes by dichotomical method.
+ *
+ * \retval number of free bytes.
+ */
+extern U32 get_heap_free_size( void );
+
+/*! \name Traces function using a round buffer
+ */
+//! @{
+
+/*! \brief Initialize the trace using a round buffer.
+ *
+ * \param buf   Base address of the buffer used for the trace.
+ * \param size  Size of the round buffer. Must be a power of 2.
+ */
+void uc3_round_trace_init(void* buf, U32 size);
+
+/*! \brief Trace a data in the round buffer.
+ *
+ * The end of the trace is signaled by the "0xdeadbeef" pattern.
+ * \param val   Data to trace;
+ */
+void uc3_round_trace(U32 val);
+
+//! @}
+
+
+#endif  // _DEBUG_H_