Merged upstream arduino branch

3 files changed, 771 insertions, 0 deletions

diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/arduino.h b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/arduino.h
new file mode 100644
index 0000000..fbdd466
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/arduino.h
@@ -0,0 +1,234 @@
+/* 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 AT32UC3A EVK1100 board header file.
+ *
+ * This file contains definitions and services related to the features of the
+ * EVK1100 board rev. B and C.
+ *
+ * To use this board, define BOARD=EVK1100.
+ *
+ * - Compiler:           IAR EWAVR32 and GNU GCC for AVR32
+ * - Supported devices:  All AVR32 AT32UC3A devices can be used.
+ * - AppNote:
+ *
+ * \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 _ARDUINO_H_
+#define _ARDUINO_H_
+
+#include "compiler.h"
+
+#ifdef __AVR32_ABI_COMPILER__ // Automatically defined when compiling for AVR32, not when assembling.
+#  include "led.h"
+#endif  // __AVR32_ABI_COMPILER__
+
+
+/*! \name Oscillator Definitions
+ */
+//! @{
+
+// RCOsc has no custom calibration by default. Set the following definition to
+// the appropriate value if a custom RCOsc calibration has been applied to your
+// part.
+//#define FRCOSC          AVR32_PM_RCOSC_FREQUENCY              //!< RCOsc frequency: Hz.
+
+#define FOSC32          32768                                 //!< Osc32 frequency: Hz.
+#define OSC32_STARTUP   AVR32_PM_OSCCTRL32_STARTUP_8192_RCOSC //!< Osc32 startup time: RCOsc periods.
+
+#define FOSC0           12000000                              //!< Osc0 frequency: Hz.
+#define OSC0_STARTUP    AVR32_PM_OSCCTRL0_STARTUP_2048_RCOSC  //!< Osc0 startup time: RCOsc periods.
+
+// Osc1 crystal is not mounted by default. Set the following definitions to the
+// appropriate values if a custom Osc1 crystal is mounted on your board.
+//#define FOSC1           12000000                              //!< Osc1 frequency: Hz.
+//#define OSC1_STARTUP    AVR32_PM_OSCCTRL1_STARTUP_2048_RCOSC  //!< Osc1 startup time: RCOsc periods.
+
+//! @}
+
+
+//! Number of LEDs.
+#define LED_COUNT   3
+
+/*! \name GPIO Connections of LEDs
+ */
+//! @{
+#define LED0_GPIO   AVR32_PIN_PB19
+#define LED1_GPIO   AVR32_PIN_PB20
+#define LED2_GPIO   AVR32_PIN_PB21
+//! @}
+
+/*! \name PWM Channels of LEDs
+ */
+//! @{
+#define LED0_PWM      0
+#define LED1_PWM      1
+#define LED2_PWM      2
+//! @}
+
+/*! \name PWM Functions of LEDs
+ */
+//! @{
+#define LED0_PWM_FUNCTION   AVR32_PWM_0_FUNCTION
+#define LED1_PWM_FUNCTION   AVR32_PWM_1_FUNCTION
+#define LED2_PWM_FUNCTION   AVR32_PWM_2_FUNCTION
+//! @}
+
+/*! \name Color Identifiers of LEDs to Use with LED Functions
+ */
+//! @{
+#define LED_MONO0_GREEN   LED0
+#define LED_MONO1_GREEN   LED1
+#define LED_MONO2_GREEN   LED2
+//! @}
+
+#if 0
+/*! \name SPI Connections of the DIP204 LCD
+ */
+//! @{
+#define DIP204_SPI                  (&AVR32_SPI1)
+#define DIP204_SPI_NPCS             2
+#define DIP204_SPI_SCK_PIN          AVR32_SPI1_SCK_0_0_PIN
+#define DIP204_SPI_SCK_FUNCTION     AVR32_SPI1_SCK_0_0_FUNCTION
+#define DIP204_SPI_MISO_PIN         AVR32_SPI1_MISO_0_0_PIN
+#define DIP204_SPI_MISO_FUNCTION    AVR32_SPI1_MISO_0_0_FUNCTION
+#define DIP204_SPI_MOSI_PIN         AVR32_SPI1_MOSI_0_0_PIN
+#define DIP204_SPI_MOSI_FUNCTION    AVR32_SPI1_MOSI_0_0_FUNCTION
+#define DIP204_SPI_NPCS_PIN         AVR32_SPI1_NPCS_2_0_PIN
+#define DIP204_SPI_NPCS_FUNCTION    AVR32_SPI1_NPCS_2_0_FUNCTION
+//! @}
+
+/*! \name GPIO and PWM Connections of the DIP204 LCD Backlight
+ */
+//! @{
+#define DIP204_BACKLIGHT_PIN        AVR32_PIN_PB18
+#define DIP204_PWM_CHANNEL          6
+#define DIP204_PWM_PIN              AVR32_PWM_6_PIN
+#define DIP204_PWM_FUNCTION         AVR32_PWM_6_FUNCTION
+//! @}
+#endif
+
+/*! \name SPI Connections of the AT45DBX Data Flash Memory
+ */
+//! @{
+#define AT45DBX_SPI                 (&AVR32_SPI1)
+#define AT45DBX_SPI_NPCS            2
+#define AT45DBX_SPI_SCK_PIN         AVR32_SPI1_SCK_0_0_PIN
+#define AT45DBX_SPI_SCK_FUNCTION    AVR32_SPI1_SCK_0_0_FUNCTION
+#define AT45DBX_SPI_MISO_PIN        AVR32_SPI1_MISO_0_0_PIN
+#define AT45DBX_SPI_MISO_FUNCTION   AVR32_SPI1_MISO_0_0_FUNCTION
+#define AT45DBX_SPI_MOSI_PIN        AVR32_SPI1_MOSI_0_0_PIN
+#define AT45DBX_SPI_MOSI_FUNCTION   AVR32_SPI1_MOSI_0_0_FUNCTION
+#define AT45DBX_SPI_NPCS2_PIN       AVR32_SPI1_NPCS_2_0_PIN
+#define AT45DBX_SPI_NPCS2_FUNCTION  AVR32_SPI1_NPCS_2_0_FUNCTION
+#define AT45DBX_CHIP_RESET  		AVR32_PIN_PA02
+//! @}
+
+
+/*! \name GPIO and SPI Connections of the SD/MMC Connector
+ */
+//! @{
+//#define SD_MMC_CARD_DETECT_PIN      AVR32_PIN_PA02
+//#define SD_MMC_WRITE_PROTECT_PIN    AVR32_PIN_PA07
+#define SD_MMC_SPI                  (&AVR32_SPI1)
+#define SD_MMC_SPI_NPCS             1
+#define SD_MMC_SPI_SCK_PIN          AVR32_SPI1_SCK_0_0_PIN
+#define SD_MMC_SPI_SCK_FUNCTION     AVR32_SPI1_SCK_0_0_FUNCTION
+#define SD_MMC_SPI_MISO_PIN         AVR32_SPI1_MISO_0_0_PIN
+#define SD_MMC_SPI_MISO_FUNCTION    AVR32_SPI1_MISO_0_0_FUNCTION
+#define SD_MMC_SPI_MOSI_PIN         AVR32_SPI1_MOSI_0_0_PIN
+#define SD_MMC_SPI_MOSI_FUNCTION    AVR32_SPI1_MOSI_0_0_FUNCTION
+#define SD_MMC_SPI_NPCS_PIN         AVR32_SPI1_NPCS_1_0_PIN
+#define SD_MMC_SPI_NPCS_FUNCTION    AVR32_SPI1_NPCS_1_0_FUNCTION
+//! @}
+
+/*	Timer Counter to generate clock for WiFi chip*/
+#  define WIFI_TC                    (&AVR32_TC)
+#  define WIFI_TC_CHANNEL_ID         0
+#  define WIFI_TC_CHANNEL_PIN        AVR32_TC_A0_0_0_PIN
+#  define WIFI_TC_CHANNEL_FUNCTION   AVR32_TC_A0_0_0_FUNCTION
+// Note that TC_A0_0_0 pin is pin 6 (PB23) on AT32UC3A1512 QFP100.
+
+/* Pin related to WiFi chip communication */
+#ifndef USE_POLL
+ #define USE_POLL
+#endif
+ #define SPI_CS 					0
+ #define AVR32_SPI 					AVR32_SPI1
+ #define GPIO_IRQ_PIN 				AVR32_PIN_PA03
+ #define GPIO_IRQ 					AVR32_GPIO_IRQ_7
+ #define GPIO_W_RESET_PIN 			AVR32_PIN_PA07
+ #define GPIO_W_SHUTDOWN_PIN 		AVR32_PIN_PA09
+
+/* Pin related to shield communication */
+ #define ARDUINO_HANDSHAKE_PIN 		AVR32_PIN_PA25
+
+ #define AVR32_PDCA_PID_TX 			AVR32_PDCA_PID_SPI1_TX
+ #define AVR32_PDCA_PID_RX 			AVR32_PDCA_PID_SPI1_RX
+
+
+#if 0
+/*! \name TWI Connections of the Spare TWI Connector
+ */
+//! @{
+#define SPARE_TWI                   (&AVR32_TWI)
+#define SPARE_TWI_SCL_PIN           AVR32_TWI_SCL_0_0_PIN
+#define SPARE_TWI_SCL_FUNCTION      AVR32_TWI_SCL_0_0_FUNCTION
+#define SPARE_TWI_SDA_PIN           AVR32_TWI_SDA_0_0_PIN
+#define SPARE_TWI_SDA_FUNCTION      AVR32_TWI_SDA_0_0_FUNCTION
+//! @}
+
+
+/*! \name SPI Connections of the Spare SPI Connector
+ */
+//! @{
+#define SPARE_SPI                   (&AVR32_SPI0)
+#define SPARE_SPI_NPCS              0
+#define SPARE_SPI_SCK_PIN           AVR32_SPI0_SCK_0_0_PIN
+#define SPARE_SPI_SCK_FUNCTION      AVR32_SPI0_SCK_0_0_FUNCTION
+#define SPARE_SPI_MISO_PIN          AVR32_SPI0_MISO_0_0_PIN
+#define SPARE_SPI_MISO_FUNCTION     AVR32_SPI0_MISO_0_0_FUNCTION
+#define SPARE_SPI_MOSI_PIN          AVR32_SPI0_MOSI_0_0_PIN
+#define SPARE_SPI_MOSI_FUNCTION     AVR32_SPI0_MOSI_0_0_FUNCTION
+#define SPARE_SPI_NPCS_PIN          AVR32_SPI0_NPCS_0_0_PIN
+#define SPARE_SPI_NPCS_FUNCTION     AVR32_SPI0_NPCS_0_0_FUNCTION
+//! @}
+#endif
+
+#endif  // _ARDUINO_H_
diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/led.c b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/led.c
new file mode 100644
index 0000000..d7cd439
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/led.c
@@ -0,0 +1,346 @@
+/* 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 AT32UC3A EVK1100 board LEDs support package.
+ *
+ * This file contains definitions and services related to the LED features of
+ * the EVK1100 board.
+ *
+ * - Compiler:           IAR EWAVR32 and GNU GCC for AVR32
+ * - Supported devices:  All AVR32 AT32UC3A devices can be used.
+ * - AppNote:
+ *
+ * \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 <avr32/io.h>
+#include "preprocessor.h"
+#include "compiler.h"
+#include "arduino.h"
+#include "led.h"
+
+
+//! Structure describing LED hardware connections.
+typedef const struct
+{
+  struct
+  {
+    U32 PORT;     //!< LED GPIO port.
+    U32 PIN_MASK; //!< Bit-mask of LED pin in GPIO port.
+  } GPIO; //!< LED GPIO descriptor.
+  struct
+  {
+    S32 CHANNEL;  //!< LED PWM channel (< 0 if N/A).
+    S32 FUNCTION; //!< LED pin PWM function (< 0 if N/A).
+  } PWM;  //!< LED PWM descriptor.
+} tLED_DESCRIPTOR;
+
+
+//! Hardware descriptors of all LEDs.
+static tLED_DESCRIPTOR LED_DESCRIPTOR[LED_COUNT] =
+{
+#define INSERT_LED_DESCRIPTOR(LED_NO, unused)                 \
+  {                                                           \
+    {LED##LED_NO##_GPIO / 32, 1 << (LED##LED_NO##_GPIO % 32)},\
+    {LED##LED_NO##_PWM,       LED##LED_NO##_PWM_FUNCTION    } \
+  },
+  MREPEAT(LED_COUNT, INSERT_LED_DESCRIPTOR, ~)
+#undef INSERT_LED_DESCRIPTOR
+};
+
+
+//! Saved state of all LEDs.
+static volatile U32 LED_State = (1 << LED_COUNT) - 1;
+
+
+U32 LED_Read_Display(void)
+{
+  return LED_State;
+}
+
+
+void LED_Display(U32 leds)
+{
+  // Use the LED descriptors to get the connections of a given LED to the MCU.
+  tLED_DESCRIPTOR *led_descriptor;
+  volatile avr32_gpio_port_t *led_gpio_port;
+
+  // Make sure only existing LEDs are specified.
+  leds &= (1 << LED_COUNT) - 1;
+
+  // Update the saved state of all LEDs with the requested changes.
+  LED_State = leds;
+
+  // For all LEDs...
+  for (led_descriptor = &LED_DESCRIPTOR[0];
+       led_descriptor < LED_DESCRIPTOR + LED_COUNT;
+       led_descriptor++)
+  {
+    // Set the LED to the requested state.
+    led_gpio_port = &AVR32_GPIO.port[led_descriptor->GPIO.PORT];
+    if (leds & 1)
+    {
+      led_gpio_port->ovrc  = led_descriptor->GPIO.PIN_MASK;
+    }
+    else
+    {
+      led_gpio_port->ovrs  = led_descriptor->GPIO.PIN_MASK;
+    }
+    led_gpio_port->oders = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->gpers = led_descriptor->GPIO.PIN_MASK;
+    leds >>= 1;
+  }
+}
+
+
+U32 LED_Read_Display_Mask(U32 mask)
+{
+  return Rd_bits(LED_State, mask);
+}
+
+
+void LED_Display_Mask(U32 mask, U32 leds)
+{
+  // Use the LED descriptors to get the connections of a given LED to the MCU.
+  tLED_DESCRIPTOR *led_descriptor = &LED_DESCRIPTOR[0] - 1;
+  volatile avr32_gpio_port_t *led_gpio_port;
+  U8 led_shift;
+
+  // Make sure only existing LEDs are specified.
+  mask &= (1 << LED_COUNT) - 1;
+
+  // Update the saved state of all LEDs with the requested changes.
+  Wr_bits(LED_State, mask, leds);
+
+  // While there are specified LEDs left to manage...
+  while (mask)
+  {
+    // Select the next specified LED and set it to the requested state.
+    led_shift = 1 + ctz(mask);
+    led_descriptor += led_shift;
+    led_gpio_port = &AVR32_GPIO.port[led_descriptor->GPIO.PORT];
+    leds >>= led_shift - 1;
+    if (leds & 1)
+    {
+      led_gpio_port->ovrc  = led_descriptor->GPIO.PIN_MASK;
+    }
+    else
+    {
+      led_gpio_port->ovrs  = led_descriptor->GPIO.PIN_MASK;
+    }
+    led_gpio_port->oders = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->gpers = led_descriptor->GPIO.PIN_MASK;
+    leds >>= 1;
+    mask >>= led_shift;
+  }
+}
+
+
+Bool LED_Test(U32 leds)
+{
+  return Tst_bits(LED_State, leds);
+}
+
+
+void LED_Off(U32 leds)
+{
+  // Use the LED descriptors to get the connections of a given LED to the MCU.
+  tLED_DESCRIPTOR *led_descriptor = &LED_DESCRIPTOR[0] - 1;
+  volatile avr32_gpio_port_t *led_gpio_port;
+  U8 led_shift;
+
+  // Make sure only existing LEDs are specified.
+  leds &= (1 << LED_COUNT) - 1;
+
+  // Update the saved state of all LEDs with the requested changes.
+  Clr_bits(LED_State, leds);
+
+  // While there are specified LEDs left to manage...
+  while (leds)
+  {
+    // Select the next specified LED and turn it off.
+    led_shift = 1 + ctz(leds);
+    led_descriptor += led_shift;
+    led_gpio_port = &AVR32_GPIO.port[led_descriptor->GPIO.PORT];
+    led_gpio_port->ovrs  = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->oders = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->gpers = led_descriptor->GPIO.PIN_MASK;
+    leds >>= led_shift;
+  }
+}
+
+
+void LED_On(U32 leds)
+{
+  // Use the LED descriptors to get the connections of a given LED to the MCU.
+  tLED_DESCRIPTOR *led_descriptor = &LED_DESCRIPTOR[0] - 1;
+  volatile avr32_gpio_port_t *led_gpio_port;
+  U8 led_shift;
+
+  // Make sure only existing LEDs are specified.
+  leds &= (1 << LED_COUNT) - 1;
+
+  // Update the saved state of all LEDs with the requested changes.
+  Set_bits(LED_State, leds);
+
+  // While there are specified LEDs left to manage...
+  while (leds)
+  {
+    // Select the next specified LED and turn it on.
+    led_shift = 1 + ctz(leds);
+    led_descriptor += led_shift;
+    led_gpio_port = &AVR32_GPIO.port[led_descriptor->GPIO.PORT];
+    led_gpio_port->ovrc  = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->oders = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->gpers = led_descriptor->GPIO.PIN_MASK;
+    leds >>= led_shift;
+  }
+}
+
+
+void LED_Toggle(U32 leds)
+{
+  // Use the LED descriptors to get the connections of a given LED to the MCU.
+  tLED_DESCRIPTOR *led_descriptor = &LED_DESCRIPTOR[0] - 1;
+  volatile avr32_gpio_port_t *led_gpio_port;
+  U8 led_shift;
+
+  // Make sure only existing LEDs are specified.
+  leds &= (1 << LED_COUNT) - 1;
+
+  // Update the saved state of all LEDs with the requested changes.
+  Tgl_bits(LED_State, leds);
+
+  // While there are specified LEDs left to manage...
+  while (leds)
+  {
+    // Select the next specified LED and toggle it.
+    led_shift = 1 + ctz(leds);
+    led_descriptor += led_shift;
+    led_gpio_port = &AVR32_GPIO.port[led_descriptor->GPIO.PORT];
+    led_gpio_port->ovrt  = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->oders = led_descriptor->GPIO.PIN_MASK;
+    led_gpio_port->gpers = led_descriptor->GPIO.PIN_MASK;
+    leds >>= led_shift;
+  }
+}
+
+
+U32 LED_Read_Display_Field(U32 field)
+{
+  return Rd_bitfield(LED_State, field);
+}
+
+
+void LED_Display_Field(U32 field, U32 leds)
+{
+  // Move the bit-field to the appropriate position for the bit-mask.
+  LED_Display_Mask(field, leds << ctz(field));
+}
+
+
+U8 LED_Get_Intensity(U32 led)
+{
+  tLED_DESCRIPTOR *led_descriptor;
+
+  // Check that the argument value is valid.
+  led = ctz(led);
+  led_descriptor = &LED_DESCRIPTOR[led];
+  if (led >= LED_COUNT || led_descriptor->PWM.CHANNEL < 0) return 0;
+
+  // Return the duty cycle value if the LED PWM channel is enabled, else 0.
+  return (AVR32_PWM.sr & (1 << led_descriptor->PWM.CHANNEL)) ?
+           AVR32_PWM.channel[led_descriptor->PWM.CHANNEL].cdty : 0;
+}
+
+
+void LED_Set_Intensity(U32 leds, U8 intensity)
+{
+  tLED_DESCRIPTOR *led_descriptor = &LED_DESCRIPTOR[0] - 1;
+  volatile avr32_pwm_channel_t *led_pwm_channel;
+  volatile avr32_gpio_port_t *led_gpio_port;
+  U8 led_shift;
+
+  // For each specified LED...
+  for (leds &= (1 << LED_COUNT) - 1; leds; leds >>= led_shift)
+  {
+    // Select the next specified LED and check that it has a PWM channel.
+    led_shift = 1 + ctz(leds);
+    led_descriptor += led_shift;
+    if (led_descriptor->PWM.CHANNEL < 0) continue;
+
+    // Initialize or update the LED PWM channel.
+    led_pwm_channel = &AVR32_PWM.channel[led_descriptor->PWM.CHANNEL];
+    if (!(AVR32_PWM.sr & (1 << led_descriptor->PWM.CHANNEL)))
+    {
+      led_pwm_channel->cmr = (AVR32_PWM_CPRE_MCK << AVR32_PWM_CPRE_OFFSET) &
+                             ~(AVR32_PWM_CALG_MASK |
+                               AVR32_PWM_CPOL_MASK |
+                               AVR32_PWM_CPD_MASK);
+      led_pwm_channel->cprd = 0x000000FF;
+      led_pwm_channel->cdty = intensity;
+      AVR32_PWM.ena = 1 << led_descriptor->PWM.CHANNEL;
+    }
+    else
+    {
+      AVR32_PWM.isr;
+      while (!(AVR32_PWM.isr & (1 << led_descriptor->PWM.CHANNEL)));
+      led_pwm_channel->cupd = intensity;
+    }
+
+    // Switch the LED pin to its PWM function.
+    led_gpio_port = &AVR32_GPIO.port[led_descriptor->GPIO.PORT];
+    if (led_descriptor->PWM.FUNCTION & 0x1)
+    {
+      led_gpio_port->pmr0s = led_descriptor->GPIO.PIN_MASK;
+    }
+    else
+    {
+      led_gpio_port->pmr0c = led_descriptor->GPIO.PIN_MASK;
+    }
+    if (led_descriptor->PWM.FUNCTION & 0x2)
+    {
+      led_gpio_port->pmr1s = led_descriptor->GPIO.PIN_MASK;
+    }
+    else
+    {
+      led_gpio_port->pmr1c = led_descriptor->GPIO.PIN_MASK;
+    }
+    led_gpio_port->gperc = led_descriptor->GPIO.PIN_MASK;
+  }
+}
diff --git a/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/led.h b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/led.h
new file mode 100644
index 0000000..a577124
--- /dev/null
+++ b/firmwares/wifishield/wifi_dnld/src/SOFTWARE_FRAMEWORK/BOARDS/ARDUINO/led.h
@@ -0,0 +1,191 @@
+/* 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 AT32UC3A EVK1100 board LEDs support package.
+ *
+ * This file contains definitions and services related to the LED features of
+ * the EVK1100 board.
+ *
+ * - Compiler:           IAR EWAVR32 and GNU GCC for AVR32
+ * - Supported devices:  All AVR32 AT32UC3A devices can be used.
+ * - AppNote:
+ *
+ * \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 _LED_H_
+#define _LED_H_
+
+#include "compiler.h"
+
+
+/*! \name Identifiers of LEDs to Use with LED Functions
+ */
+//! @{
+#define LED0  0x01
+#define LED1  0x02
+#define LED2  0x04
+#define LED3  0x08
+#define LED4  0x10
+#define LED5  0x20
+#define LED6  0x40
+#define LED7  0x80
+//! @}
+
+
+/*! \brief Gets the last state of all LEDs set through the LED API.
+ *
+ * \return State of all LEDs (1 bit per LED).
+ *
+ * \note The GPIO pin configuration of all LEDs is left unchanged.
+ */
+extern U32 LED_Read_Display(void);
+
+/*! \brief Sets the state of all LEDs.
+ *
+ * \param leds New state of all LEDs (1 bit per LED).
+ *
+ * \note The pins of all LEDs are set to GPIO output mode.
+ */
+extern void LED_Display(U32 leds);
+
+/*! \brief Gets the last state of the specified LEDs set through the LED API.
+ *
+ * \param mask LEDs of which to get the state (1 bit per LED).
+ *
+ * \return State of the specified LEDs (1 bit per LED).
+ *
+ * \note The GPIO pin configuration of all LEDs is left unchanged.
+ */
+extern U32 LED_Read_Display_Mask(U32 mask);
+
+/*! \brief Sets the state of the specified LEDs.
+ *
+ * \param mask LEDs of which to set the state (1 bit per LED).
+ *
+ * \param leds New state of the specified LEDs (1 bit per LED).
+ *
+ * \note The pins of the specified LEDs are set to GPIO output mode.
+ */
+extern void LED_Display_Mask(U32 mask, U32 leds);
+
+/*! \brief Tests the last state of the specified LEDs set through the LED API.
+ *
+ * \param leds LEDs of which to test the state (1 bit per LED).
+ *
+ * \return \c TRUE if at least one of the specified LEDs has a state on, else
+ *         \c FALSE.
+ *
+ * \note The GPIO pin configuration of all LEDs is left unchanged.
+ */
+extern Bool LED_Test(U32 leds);
+
+/*! \brief Turns off the specified LEDs.
+ *
+ * \param leds LEDs to turn off (1 bit per LED).
+ *
+ * \note The pins of the specified LEDs are set to GPIO output mode.
+ */
+extern void LED_Off(U32 leds);
+
+/*! \brief Turns on the specified LEDs.
+ *
+ * \param leds LEDs to turn on (1 bit per LED).
+ *
+ * \note The pins of the specified LEDs are set to GPIO output mode.
+ */
+extern void LED_On(U32 leds);
+
+/*! \brief Toggles the specified LEDs.
+ *
+ * \param leds LEDs to toggle (1 bit per LED).
+ *
+ * \note The pins of the specified LEDs are set to GPIO output mode.
+ */
+extern void LED_Toggle(U32 leds);
+
+/*! \brief Gets as a bit-field the last state of the specified LEDs set through
+ *         the LED API.
+ *
+ * \param field LEDs of which to get the state (1 bit per LED).
+ *
+ * \return State of the specified LEDs (1 bit per LED, beginning with the first
+ *         specified LED).
+ *
+ * \note The GPIO pin configuration of all LEDs is left unchanged.
+ */
+extern U32 LED_Read_Display_Field(U32 field);
+
+/*! \brief Sets as a bit-field the state of the specified LEDs.
+ *
+ * \param field LEDs of which to set the state (1 bit per LED).
+ * \param leds New state of the specified LEDs (1 bit per LED, beginning with
+ *             the first specified LED).
+ *
+ * \note The pins of the specified LEDs are set to GPIO output mode.
+ */
+extern void LED_Display_Field(U32 field, U32 leds);
+
+/*! \brief Gets the intensity of the specified LED.
+ *
+ * \param led LED of which to get the intensity (1 bit per LED; only the least
+ *            significant set bit is used).
+ *
+ * \return Intensity of the specified LED (0x00 to 0xFF).
+ *
+ * \warning The PWM channel of the specified LED is supposed to be used only by
+ *          this module.
+ *
+ * \note The GPIO pin configuration of all LEDs is left unchanged.
+ */
+extern U8 LED_Get_Intensity(U32 led);
+
+/*! \brief Sets the intensity of the specified LEDs.
+ *
+ * \param leds LEDs of which to set the intensity (1 bit per LED).
+ * \param intensity New intensity of the specified LEDs (0x00 to 0xFF).
+ *
+ * \warning The PWM channels of the specified LEDs are supposed to be used only
+ *          by this module.
+ *
+ * \note The pins of the specified LEDs are set to PWM output mode.
+ */
+extern void LED_Set_Intensity(U32 leds, U8 intensity);
+
+
+#endif  // _LED_H_