00001 /*This file is prepared for Doxygen automatic documentation generation.*/ 00017 /* Copyright (c) 2009 Atmel Corporation. All rights reserved. 00018 * 00019 * Redistribution and use in source and binary forms, with or without 00020 * modification, are permitted provided that the following conditions are met: 00021 * 00022 * 1. Redistributions of source code must retain the above copyright notice, this 00023 * list of conditions and the following disclaimer. 00024 * 00025 * 2. Redistributions in binary form must reproduce the above copyright notice, 00026 * this list of conditions and the following disclaimer in the documentation 00027 * and/or other materials provided with the distribution. 00028 * 00029 * 3. The name of Atmel may not be used to endorse or promote products derived 00030 * from this software without specific prior written permission. 00031 * 00032 * 4. This software may only be redistributed and used in connection with an Atmel 00033 * AVR product. 00034 * 00035 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED 00036 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 00037 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE 00038 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR 00039 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00040 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00041 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 00042 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00043 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00044 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE 00045 * 00046 */ 00047 00048 #include <avr32/io.h> 00049 #include "compiler.h" 00050 #include "intc.h" 00051 00052 00054 extern void _evba; 00055 00056 00057 void INTC_register_interrupt(__int_handler handler, unsigned int irq, unsigned int int_level) 00058 { 00059 // Program the IPRX register of the IRQ group to set the interrupt priority 00060 // level and the interrupt vector offset that will be fetched by the core 00061 // interrupt system. 00062 AVR32_INTC.ipr[irq / AVR32_INTC_MAX_NUM_IRQS_PER_GRP] = 00063 ((((U32)handler - (U32)&_evba) << AVR32_INTC_IPR_AUTOVECTOR_OFFSET) & AVR32_INTC_IPR_AUTOVECTOR_MASK) | 00064 ((int_level << AVR32_INTC_IPR_INTLEVEL_OFFSET) & AVR32_INTC_IPR_INTLEVEL_MASK); 00065 }