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cff91451fe
Add "(void) param;" annotation to address unused parameter warnings. Found with GCC's warning -Wunused-parameter.
53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+-with-RTEMS-exception */
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/*
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* Timer Init
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*
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* Use the last DMA timer (DTIM3) as the diagnostic timer.
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*/
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/*
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* Copyright (c) 2005 Eric Norum <eric@norum.ca>
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*
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* COPYRIGHT (c) 2005.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#include <rtems.h>
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#include <bsp.h>
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#include <rtems/btimer.h>
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void
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benchmark_timer_initialize(void)
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{
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int preScaleDivisor = bsp_get_CPU_clock_speed() / 1000000;
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int div = MCF5282_TIMER_DTMR_CLK_DIV1;
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if (preScaleDivisor > 256) {
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preScaleDivisor /= 16;
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div = MCF5282_TIMER_DTMR_CLK_DIV16;
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}
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MCF5282_TIMER3_DTMR = 0;
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MCF5282_TIMER3_DTMR = MCF5282_TIMER_DTMR_PS(preScaleDivisor - 1) | div |
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MCF5282_TIMER_DTMR_RST;
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}
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/*
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* Return timer value in microsecond units
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*/
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uint32_t
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benchmark_timer_read(void)
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{
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return MCF5282_TIMER3_DTCN;
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}
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void
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benchmark_timer_disable_subtracting_average_overhead(bool find_flag)
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{
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(void) find_flag;
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}
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