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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_
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