Merged upstream arduino branch

4 files changed, 744 insertions, 0 deletions

diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.c b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.c
new file mode 100644
index 0000000..c7c0a03
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.c
@@ -0,0 +1,119 @@
+/* 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();
+}
diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.h b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.h
new file mode 100644
index 0000000..a832d7c
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/debug.h
@@ -0,0 +1,116 @@
+/* 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_
diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/print_funcs.c b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/print_funcs.c
new file mode 100644
index 0000000..99e9274
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/print_funcs.c
@@ -0,0 +1,215 @@
+/* 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 Strings and integers print module for 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 "gpio.h"
+#include "usart.h"
+#include "print_funcs.h"
+
+
+//! ASCII representation of hexadecimal digits.
+static const char HEX_DIGITS[16] = "0123456789ABCDEF";
+
+
+void init_dbg_rs232(long pba_hz)
+{
+  init_dbg_rs232_ex(DBG_USART_BAUDRATE, pba_hz);
+}
+
+
+void init_dbg_rs232_ex(unsigned long baudrate, long pba_hz)
+{
+  static const gpio_map_t DBG_USART_GPIO_MAP =
+  {
+    {DBG_USART_RX_PIN, DBG_USART_RX_FUNCTION},
+    {DBG_USART_TX_PIN, DBG_USART_TX_FUNCTION}
+  };
+
+  // Options for debug USART.
+  usart_options_t dbg_usart_options =
+  {
+    .baudrate = baudrate,
+    .charlength = 8,
+    .paritytype = USART_NO_PARITY,
+    .stopbits = USART_1_STOPBIT,
+    .channelmode = USART_NORMAL_CHMODE
+  };
+
+  // Setup GPIO for debug USART.
+  gpio_enable_module(DBG_USART_GPIO_MAP,
+                     sizeof(DBG_USART_GPIO_MAP) / sizeof(DBG_USART_GPIO_MAP[0]));
+
+  // Initialize it in RS232 mode.
+  usart_init_rs232(DBG_USART, &dbg_usart_options, pba_hz);
+}
+
+
+void print_dbg(const char *str)
+{
+  // Redirection to the debug USART.
+  print(DBG_USART, str);
+}
+
+
+void print_dbg_char(int c)
+{
+  // Redirection to the debug USART.
+  print_char(DBG_USART, c);
+}
+
+
+void print_dbg_ulong(unsigned long n)
+{
+  // Redirection to the debug USART.
+  print_ulong(DBG_USART, n);
+}
+
+
+void print_dbg_char_hex(unsigned char n)
+{
+  // Redirection to the debug USART.
+  print_char_hex(DBG_USART, n);
+}
+
+
+void print_dbg_short_hex(unsigned short n)
+{
+  // Redirection to the debug USART.
+  print_short_hex(DBG_USART, n);
+}
+
+
+void print_dbg_hex(unsigned long n)
+{
+  // Redirection to the debug USART.
+  print_hex(DBG_USART, n);
+}
+
+
+void print(volatile avr32_usart_t *usart, const char *str)
+{
+  // Invoke the USART driver to transmit the input string with the given USART.
+  usart_write_line(usart, str);
+}
+
+
+void print_char(volatile avr32_usart_t *usart, int c)
+{
+  // Invoke the USART driver to transmit the input character with the given USART.
+  usart_putchar(usart, c);
+}
+
+
+void print_ulong(volatile avr32_usart_t *usart, unsigned long n)
+{
+  char tmp[11];
+  int i = sizeof(tmp) - 1;
+
+  // Convert the given number to an ASCII decimal representation.
+  tmp[i] = '\0';
+  do
+  {
+    tmp[--i] = '0' + n % 10;
+    n /= 10;
+  } while (n);
+
+  // Transmit the resulting string with the given USART.
+  print(usart, tmp + i);
+}
+
+
+void print_char_hex(volatile avr32_usart_t *usart, unsigned char n)
+{
+  char tmp[3];
+  int i;
+
+  // Convert the given number to an ASCII hexadecimal representation.
+  tmp[2] = '\0';
+  for (i = 1; i >= 0; i--)
+  {
+    tmp[i] = HEX_DIGITS[n & 0xF];
+    n >>= 4;
+  }
+
+  // Transmit the resulting string with the given USART.
+  print(usart, tmp);
+}
+
+
+void print_short_hex(volatile avr32_usart_t *usart, unsigned short n)
+{
+  char tmp[5];
+  int i;
+
+  // Convert the given number to an ASCII hexadecimal representation.
+  tmp[4] = '\0';
+  for (i = 3; i >= 0; i--)
+  {
+    tmp[i] = HEX_DIGITS[n & 0xF];
+    n >>= 4;
+  }
+
+  // Transmit the resulting string with the given USART.
+  print(usart, tmp);
+}
+
+
+void print_hex(volatile avr32_usart_t *usart, unsigned long n)
+{
+  char tmp[9];
+  int i;
+
+  // Convert the given number to an ASCII hexadecimal representation.
+  tmp[8] = '\0';
+  for (i = 7; i >= 0; i--)
+  {
+    tmp[i] = HEX_DIGITS[n & 0xF];
+    n >>= 4;
+  }
+
+  // Transmit the resulting string with the given USART.
+  print(usart, tmp);
+}
diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/print_funcs.h b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/print_funcs.h
new file mode 100644
index 0000000..38f931d
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/UTILS/DEBUG/print_funcs.h
@@ -0,0 +1,294 @@
+/* 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 Strings and integers print module for 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 _PRINT_FUNCS_H_
+#define _PRINT_FUNCS_H_
+
+#include <avr32/io.h>
+#include "board.h"
+
+
+/*! \name USART Settings for the Debug Module
+ */
+//! @{
+#if BOARD == EVK1100
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_0_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#elif BOARD == EVK1101
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_0_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#elif BOARD == UC3C_EK
+#  define DBG_USART               (&AVR32_USART2)
+#  define DBG_USART_RX_PIN        AVR32_USART2_RXD_0_1_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART2_RXD_0_1_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART2_TXD_0_1_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART2_TXD_0_1_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#elif BOARD == EVK1104
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_0_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#elif BOARD == EVK1105
+#  define DBG_USART               (&AVR32_USART0)
+#  define DBG_USART_RX_PIN        AVR32_USART0_RXD_0_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART0_RXD_0_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART0_TXD_0_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART0_TXD_0_0_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#elif BOARD == STK1000
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_FUNCTION
+#  define DBG_USART_BAUDRATE      115200
+#elif BOARD == NGW100
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_FUNCTION
+#  define DBG_USART_BAUDRATE      115200
+#elif BOARD == STK600_RCUC3L0
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_1_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_1_FUNCTION
+// For the RX pin, connect STK600.PORTE.PE3 to STK600.RS232 SPARE.RXD
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_1_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_1_FUNCTION
+// For the TX pin, connect STK600.PORTE.PE2 to STK600.RS232 SPARE.TXD
+#  define DBG_USART_BAUDRATE      57600
+#  define DBG_USART_CLOCK_MASK    AVR32_USART1_CLK_PBA
+#elif BOARD == UC3L_EK
+#  define DBG_USART               (&AVR32_USART3)
+#  define DBG_USART_RX_PIN        AVR32_USART3_RXD_0_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART3_RXD_0_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART3_TXD_0_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART3_TXD_0_0_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#  define DBG_USART_CLOCK_MASK    AVR32_USART3_CLK_PBA
+#elif BOARD == ARDUINO
+#  define DBG_USART               (&AVR32_USART1)
+#  define DBG_USART_RX_PIN        AVR32_USART1_RXD_0_0_PIN
+#  define DBG_USART_RX_FUNCTION   AVR32_USART1_RXD_0_0_FUNCTION
+#  define DBG_USART_TX_PIN        AVR32_USART1_TXD_0_0_PIN
+#  define DBG_USART_TX_FUNCTION   AVR32_USART1_TXD_0_0_FUNCTION
+#  define DBG_USART_BAUDRATE      57600
+#  define DBG_USART_CLOCK_MASK    AVR32_USART1_CLK_PBA
+#endif
+
+#if !defined(DBG_USART)             || \
+    !defined(DBG_USART_RX_PIN)      || \
+    !defined(DBG_USART_RX_FUNCTION) || \
+    !defined(DBG_USART_TX_PIN)      || \
+    !defined(DBG_USART_TX_FUNCTION) || \
+    !defined(DBG_USART_BAUDRATE)
+#  error The USART configuration to use for debug on your board is missing
+#endif
+//! @}
+
+/*! \name VT100 Common Commands
+ */
+//! @{
+#define CLEARSCR          "\x1B[2J\x1B[;H"    //!< Clear screen.
+#define CLEAREOL          "\x1B[K"            //!< Clear end of line.
+#define CLEAREOS          "\x1B[J"            //!< Clear end of screen.
+#define CLEARLCR          "\x1B[0K"           //!< Clear line cursor right.
+#define CLEARLCL          "\x1B[1K"           //!< Clear line cursor left.
+#define CLEARELN          "\x1B[2K"           //!< Clear entire line.
+#define CLEARCDW          "\x1B[0J"           //!< Clear cursor down.
+#define CLEARCUP          "\x1B[1J"           //!< Clear cursor up.
+#define GOTOYX            "\x1B[%.2d;%.2dH"   //!< Set cursor to (y, x).
+#define INSERTMOD         "\x1B[4h"           //!< Insert mode.
+#define OVERWRITEMOD      "\x1B[4l"           //!< Overwrite mode.
+#define DELAFCURSOR       "\x1B[K"            //!< Erase from cursor to end of line.
+#define CRLF              "\r\n"              //!< Carriage Return + Line Feed.
+//! @}
+
+/*! \name VT100 Cursor Commands
+ */
+//! @{
+#define CURSON            "\x1B[?25h"         //!< Show cursor.
+#define CURSOFF           "\x1B[?25l"         //!< Hide cursor.
+//! @}
+
+/*! \name VT100 Character Commands
+ */
+//! @{
+#define NORMAL            "\x1B[0m"           //!< Normal.
+#define BOLD              "\x1B[1m"           //!< Bold.
+#define UNDERLINE         "\x1B[4m"           //!< Underline.
+#define BLINKING          "\x1B[5m"           //!< Blink.
+#define INVVIDEO          "\x1B[7m"           //!< Inverse video.
+//! @}
+
+/*! \name VT100 Color Commands
+ */
+//! @{
+#define CL_BLACK          "\033[22;30m"       //!< Black.
+#define CL_RED            "\033[22;31m"       //!< Red.
+#define CL_GREEN          "\033[22;32m"       //!< Green.
+#define CL_BROWN          "\033[22;33m"       //!< Brown.
+#define CL_BLUE           "\033[22;34m"       //!< Blue.
+#define CL_MAGENTA        "\033[22;35m"       //!< Magenta.
+#define CL_CYAN           "\033[22;36m"       //!< Cyan.
+#define CL_GRAY           "\033[22;37m"       //!< Gray.
+#define CL_DARKGRAY       "\033[01;30m"       //!< Dark gray.
+#define CL_LIGHTRED       "\033[01;31m"       //!< Light red.
+#define CL_LIGHTGREEN     "\033[01;32m"       //!< Light green.
+#define CL_YELLOW         "\033[01;33m"       //!< Yellow.
+#define CL_LIGHTBLUE      "\033[01;34m"       //!< Light blue.
+#define CL_LIGHTMAGENTA   "\033[01;35m"       //!< Light magenta.
+#define CL_LIGHTCYAN      "\033[01;36m"       //!< Light cyan.
+#define CL_WHITE          "\033[01;37m"       //!< White.
+//! @}
+
+
+/*! \brief Sets up DBG_USART with 8N1 at DBG_USART_BAUDRATE.
+ *
+ * \param pba_hz PBA clock frequency (Hz).
+ */
+extern void init_dbg_rs232(long pba_hz);
+
+/*! \brief Sets up DBG_USART with 8N1 at a given baud rate.
+ *
+ * \param baudrate Baud rate to set DBG_USART to.
+ * \param pba_hz PBA clock frequency (Hz).
+ */
+extern void init_dbg_rs232_ex(unsigned long baudrate, long pba_hz);
+
+/*! \brief Prints a string of characters to DBG_USART.
+ *
+ * \param str The string of characters to print.
+ */
+extern void print_dbg(const char *str);
+
+/*! \brief Prints a character to DBG_USART.
+ *
+ * \param c The character to print.
+ */
+extern void print_dbg_char(int c);
+
+/*! \brief Prints an integer to DBG_USART in a decimal representation.
+ *
+ * \param n The integer to print.
+ */
+extern void print_dbg_ulong(unsigned long n);
+
+/*! \brief Prints a char to DBG_USART in an hexadecimal representation.
+ *
+ * \param n The char to print.
+ */
+extern void print_dbg_char_hex(unsigned char n);
+
+/*! \brief Prints a short integer to DBG_USART in an hexadecimal representation.
+ *
+ * \param n The short integer to print.
+ */
+extern void print_dbg_short_hex(unsigned short n);
+
+/*! \brief Prints an integer to DBG_USART in an hexadecimal representation.
+ *
+ * \param n The integer to print.
+ */
+extern void print_dbg_hex(unsigned long n);
+
+/*! \brief Prints a string of characters to a given USART.
+ *
+ * \param usart Base address of the USART instance to print to.
+ * \param str The string of characters to print.
+ */
+extern void print(volatile avr32_usart_t *usart, const char *str);
+
+/*! \brief Prints a character to a given USART.
+ *
+ * \param usart Base address of the USART instance to print to.
+ * \param c The character to print.
+ */
+extern void print_char(volatile avr32_usart_t *usart, int c);
+
+/*! \brief Prints an integer to a given USART in a decimal representation.
+ *
+ * \param usart Base address of the USART instance to print to.
+ * \param n The integer to print.
+ */
+extern void print_ulong(volatile avr32_usart_t *usart, unsigned long n);
+
+/*! \brief Prints a char to a given USART in an hexadecimal representation.
+ *
+ * \param usart Base address of the USART instance to print to.
+ * \param n The char to print.
+ */
+extern void print_char_hex(volatile avr32_usart_t *usart, unsigned char n);
+
+/*! \brief Prints a short integer to a given USART in an hexadecimal
+ *         representation.
+ *
+ * \param usart Base address of the USART instance to print to.
+ * \param n The short integer to print.
+ */
+extern void print_short_hex(volatile avr32_usart_t *usart, unsigned short n);
+
+/*! \brief Prints an integer to a given USART in an hexadecimal representation.
+ *
+ * \param usart Base address of the USART instance to print to.
+ * \param n The integer to print.
+ */
+extern void print_hex(volatile avr32_usart_t *usart, unsigned long n);
+
+
+#endif  // _PRINT_FUNCS_H_