forked from Imagelibrary/rtems
67 lines
2.1 KiB
C
67 lines
2.1 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 RTEMSImplClassic
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*
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* @brief This source file contains the default implementation of
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* rtems_get_target_hash().
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*/
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/*
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* Copyright (C) 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 <rtems/config.h>
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#include <rtems/counter.h>
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#include <rtems/sysinit.h>
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#include <rtems/score/hash.h>
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static Hash_Control bsp_target_hash;
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static void bsp_target_hash_initialize( void )
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{
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Hash_Context context;
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uint32_t frequency;
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_Hash_Initialize( &context );
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frequency = rtems_counter_frequency();
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_Hash_Add_data( &context, &frequency, sizeof( frequency ) );
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_Hash_Finalize( &context, &bsp_target_hash );
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}
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const char *rtems_get_target_hash( void )
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{
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return _Hash_Get_string( &bsp_target_hash );
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}
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RTEMS_SYSINIT_ITEM(
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bsp_target_hash_initialize,
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RTEMS_SYSINIT_TARGET_HASH,
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RTEMS_SYSINIT_ORDER_SECOND
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);
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