Merged upstream arduino branch

1 files changed, 100 insertions, 0 deletions

diff --git a/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.h b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.h
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+++ b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.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 INTC driver for AVR32 UC3.
+ *
+ * AVR32 Interrupt Controller driver module.
+ *
+ * - Compiler:           IAR EWAVR32 and GNU GCC for AVR32
+ * - Supported devices:  All AVR32 devices with an INTC module 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 _INTC_H_
+#define _INTC_H_
+
+#include "compiler.h"
+
+
+//! Maximal number of interrupt request lines per group.
+#define AVR32_INTC_MAX_NUM_IRQS_PER_GRP             32
+
+//! Number of interrupt priority levels.
+#define AVR32_INTC_NUM_INT_LEVELS                   (1 << AVR32_INTC_IPR_INTLEVEL_SIZE)
+
+
+#ifdef __AVR32_ABI_COMPILER__ // Automatically defined when compiling for AVR32, not when assembling.
+
+//! Pointer to interrupt handler.
+#if (defined __GNUC__)
+typedef void (*__int_handler)(void);
+#elif (defined __ICCAVR32__)
+typedef void (__interrupt *__int_handler)(void);
+#endif
+
+
+/*! \brief Initializes the hardware interrupt controller driver.
+ *
+ * \note Taken and adapted from Newlib.
+ */
+extern void INTC_init_interrupts(void);
+
+/*! \brief Registers an interrupt handler.
+ *
+ * \param handler   Interrupt handler to register.
+ * \param irq       IRQ of the interrupt handler to register.
+ * \param int_level Interrupt priority level to assign to the group of this IRQ.
+ *
+ * \warning The interrupt handler must manage the `rete' instruction, what can
+ *          be done thanks to pure assembly, inline assembly or the
+ *          `__attribute__((__interrupt__))' C function attribute.
+ *
+ * \warning If several interrupt handlers of a same group are registered with
+ *          different priority levels, only the latest priority level set will
+ *          be effective.
+ *
+ * \note Taken and adapted from Newlib.
+ */
+extern void INTC_register_interrupt(__int_handler handler, unsigned int irq, unsigned int int_level);
+
+#endif  // __AVR32_ABI_COMPILER__
+
+
+#endif  // _INTC_H_