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/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup RTEMSScoreProfiling
*
* @brief This source file contains the implementation of
* _Profiling_Outer_most_interrupt_entry_and_exit().
*/
/*
* Copyright (c) 2014, 2016 embedded brains GmbH. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/score/profiling.h>
#include <rtems/score/assert.h>
void _Profiling_Outer_most_interrupt_entry_and_exit(
Per_CPU_Control *cpu,
CPU_Counter_ticks interrupt_entry_instant,
CPU_Counter_ticks interrupt_exit_instant
)
{
#if defined(RTEMS_PROFILING)
Per_CPU_Stats *stats;
CPU_Counter_ticks delta;
_Assert( cpu->isr_nest_level == 1 );
stats = &cpu->Stats;
delta = _CPU_Counter_difference(
interrupt_exit_instant,
interrupt_entry_instant
);
++stats->interrupt_count;
stats->total_interrupt_time += delta;
if ( stats->max_interrupt_time < delta ) {
stats->max_interrupt_time = delta;
}
if ( cpu->thread_dispatch_disable_level == 1 ) {
stats->thread_dispatch_disabled_instant = interrupt_entry_instant;
}
#else
(void) cpu;
(void) interrupt_entry_instant;
(void) interrupt_exit_instant;
#endif
}
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