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73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @ingroup RTEMSImplClassicIntr
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*
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* @brief This source file contains the implementation of
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* rtems_interrupt_handler_iterate().
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*/
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/*
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* Copyright (C) 2017, 2021 embedded brains GmbH & Co. KG
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <bsp/irq-generic.h>
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rtems_status_code rtems_interrupt_handler_iterate(
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rtems_vector_number vector,
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rtems_interrupt_per_handler_routine routine,
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void *arg
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)
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{
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rtems_status_code sc;
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rtems_vector_number index;
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rtems_option options;
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rtems_interrupt_entry *entry;
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sc = bsp_interrupt_check_and_lock(
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vector,
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(rtems_interrupt_handler) routine
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);
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if ( sc != RTEMS_SUCCESSFUL ) {
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return sc;
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}
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index = bsp_interrupt_dispatch_index( vector );
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entry = *bsp_interrupt_get_dispatch_table_slot( index );
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options = bsp_interrupt_is_handler_unique( index ) ?
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RTEMS_INTERRUPT_UNIQUE : RTEMS_INTERRUPT_SHARED;
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while ( entry != NULL ) {
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( *routine )( arg, entry->info, options, entry->handler, entry->arg );
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entry = entry->next;
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}
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bsp_interrupt_unlock();
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return RTEMS_SUCCESSFUL;
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}
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