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80 lines
2.7 KiB
ArmAsm
80 lines
2.7 KiB
ArmAsm
/**
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* \file
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* <!--
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* This file is part of BeRTOS.
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*
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* Bertos is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*
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* Copyright 2010 Develer S.r.l. (http://www.develer.com/)
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*
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* -->
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*
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* \author Francesco Sacchi <batt@develer.com>
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*
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* \brief Atmel AT91SAM interrupt vectors.
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*/
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#include "cfg/cfg_arch.h"
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#if defined(ARCH_NIGHTTEST) && (ARCH & ARCH_NIGHTTEST)
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/* Avoid errors during nigthly test */
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#define __vectors __vectors_at91
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#endif
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/*
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* Section 0: Vector table and reset entry.
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*/
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.section .vectors,"ax",%progbits
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.global __vectors
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__vectors:
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ldr pc, _init /* Reset */
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ldr pc, _undef /* Undefined instruction */
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ldr pc, _swi /* Software interrupt */
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ldr pc, _prefetch_abort /* Prefetch abort */
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ldr pc, _data_abort /* Data abort */
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.word 0 /* Reserved */
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/*
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* On IRQ the PC will be loaded from AIC_IVR, which
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* provides the address previously set in AIC_SVR.
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* The interrupt routine will be called in ARM_MODE_IRQ
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* with IRQ disabled and FIQ unchanged.
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*/
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ldr pc, [pc, #-0xF20] /* Interrupt request, auto vectoring. */
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ldr pc, [pc, #-0xF20] /* Fast interrupt request, auto vectoring. */
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_init:
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.word __init
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_undef:
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.word __undef
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_swi:
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.word __swi
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_prefetch_abort:
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.word __prefetch_abort
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_data_abort:
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.word __data_abort
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.ltorg
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