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authorDavid A. Mellis <d.mellis@arduino.cc>2012-09-13 10:41:16 -0400
committerDavid A. Mellis <d.mellis@arduino.cc>2012-09-13 10:41:16 -0400
commit0d9a111face4f3629bcae8e52af843792af3b453 (patch)
tree7cc1b8c1b0c1acb7c90a75f258ce036dac494b17 /firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.c
Moving into firmwares directory.
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diff --git a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.c b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.c
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+/* This source 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
+ *
+ */
+
+#include "compiler.h"
+#include "debug.h"
+
+
+#if (defined __GNUC__)
+# include "malloc.h"
+
+U32 get_heap_curr_used_size( void )
+{
+ struct mallinfo my_info=mallinfo();
+ return my_info.uordblks;
+}
+
+U32 get_heap_total_used_size( void )
+{
+ struct mallinfo my_info=mallinfo();
+ return my_info.arena;
+}
+#endif
+
+U32 get_heap_free_size( void )
+{
+ U32 high_mark= AVR32_SRAM_SIZE;
+ U32 low_mark = 0;
+ U32 size ;
+ void* p_mem;
+
+ size = (high_mark + low_mark)/2;
+
+ do
+ {
+ p_mem = malloc(size);
+ if( p_mem != NULL)
+ { // Can allocate memory
+ free(p_mem);
+ low_mark = size;
+ }
+ else
+ { // Can not allocate memory
+ high_mark = size;
+ }
+
+ size = (high_mark + low_mark)/2;
+ }
+ while( (high_mark-low_mark) >1 );
+
+ return size;
+}
+
+static void* round_trace_pbuf;
+static U32 round_trace_size;
+
+void uc3_round_trace_init(void* buf, U32 size)
+{
+ round_trace_pbuf = buf;
+ (*(U32*)round_trace_pbuf)=(U32)buf+4;
+ round_trace_size = size;
+}
+
+void uc3_round_trace(U32 val)
+{
+ //Disable_global_interrupt();
+
+ U32* p_wr = (U32*)(*(U32*)round_trace_pbuf);
+ *p_wr = val;
+ p_wr++;
+ if( ((U32)p_wr % round_trace_size) ==0 )
+ p_wr= (U32*)round_trace_pbuf+1;
+ *p_wr = 0xdeadbeef;
+ *(U32*)round_trace_pbuf = (U32)p_wr;
+
+ //Enable_global_interrupt();
+}