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86 lines
2.8 KiB
ArmAsm
86 lines
2.8 KiB
ArmAsm
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/**
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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 NXP LPC2xxx interrupt vectors.
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*/
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#include <cpu/detect.h>
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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_lpc2
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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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#if CPU_ARM_LPC2378
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.word 0xb9206e58 /* In LPX2xxx, this location holds the checksum of the previous vectors */
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ldr pc, [pc, #-0x120] /* Use VIC */
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#else
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.word 0xb9205f88 /* In LPX2xxx, this location holds the checksum of the previous vectors */
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#if CPU_ARM_LPC2
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#warning Check correct VICAddress register for this CPU, default set to 0xFFFFF030
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#endif
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ldr pc, [pc, #-0xFF0] /* Use VIC */
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#endif
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ldr pc, _fiq /* Fast interrupt request */
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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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_fiq:
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.word __fiq
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.weak __fiq
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__fiq:
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b __fiq
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.ltorg
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