diff options
author | David A. Mellis <d.mellis@arduino.cc> | 2012-09-13 10:41:16 -0400 |
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committer | David A. Mellis <d.mellis@arduino.cc> | 2012-09-13 10:41:16 -0400 |
commit | 0d9a111face4f3629bcae8e52af843792af3b453 (patch) | |
tree | 7cc1b8c1b0c1acb7c90a75f258ce036dac494b17 /firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.h |
Moving into firmwares directory.
Diffstat (limited to 'firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.h')
-rw-r--r-- | firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.h | 100 |
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 new file mode 100644 index 0000000..31a4fc1 --- /dev/null +++ b/firmwares/wifishield/wifiHD/src/SOFTWARE_FRAMEWORK/DRIVERS/INTC/intc.h @@ -0,0 +1,100 @@ +/* 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_ |