42 lines
905 B
C
42 lines
905 B
C
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/******************************************************************************
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*
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* Copyright (c) 2017-2019 by Löwenware Ltd
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* Please, refer LICENSE file for legal information
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*
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******************************************************************************/
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/**
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* @file timer.c
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* @author Ilja Kartašov <ik@lowenware.com>
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* @brief
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*
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* @see https://lowenware.com/
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*/
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#include <aarch64/aarch64.h>
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#include <aarch64/bcm2837.h>
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#include "timer.h"
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#include "log.h"
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const unsigned int m_interval = 200000;
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unsigned int m_current = 0;
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void
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k_timer_init(void)
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{
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m_current = aarch64_get32r(TIMER_CLO);
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m_current += m_interval;
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aarch64_set32r(TIMER_C1, m_current);
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}
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void
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k_timer_irq_handler(void)
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{
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m_current += m_interval;
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aarch64_set32r(TIMER_C1, m_current);
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aarch64_set32r(TIMER_CS, TIMER_CS_M1);
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k_logs("Timer: ");
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k_logu(m_current, 10);
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k_logs("\r\n");
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}
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