116 lines
2.3 KiB
C++
116 lines
2.3 KiB
C++
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/**
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* \file AsyncRunner.cpp
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* \project EFC_PlatformC28x_Test
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*
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* Created on: 20 мая 2024 г.
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* Author: leonid
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*/
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#include "AsyncRunner.hh"
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#include <sysctl.h>
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#include <interrupt.h>
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#include <cputimer.h>
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void (*cputimer1_pfinthandler)();
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bool cputimer1_first_run;
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__interrupt void cputimer1_interrupt() {
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if( cputimer1_first_run )
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cputimer1_pfinthandler();
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CPUTimer_stopTimer(CPUTIMER1_BASE);
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cputimer1_first_run = false;
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}
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void cputimer1_init( void (*interrupt_handler)() ) {
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cputimer1_pfinthandler = interrupt_handler;
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Interrupt_register( INT_TIMER1, &cputimer1_interrupt );
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Interrupt_enable(INT_TIMER1);
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SysCtl_enablePeripheral(SYSCTL_PERIPH_CLK_TIMER1);
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CPUTimer_stopTimer(CPUTIMER1_BASE);
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CPUTimer_setPreScaler(CPUTIMER1_BASE, CPUTIMER_CLOCK_PRESCALER_1);
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CPUTimer_enableInterrupt(CPUTIMER1_BASE);
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}
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//Запуск таймера
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void cputimer1_run( uint32_t processor_tick ) {
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CPUTimer_setPeriod( CPUTIMER1_BASE, processor_tick + 1 );
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CPUTimer_reloadTimerCounter(CPUTIMER1_BASE);
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CPUTimer_clearOverflowFlag( CPUTIMER1_BASE );
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cputimer1_first_run = true;
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CPUTimer_startTimer(CPUTIMER1_BASE);
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//Задержка для гарантии входа в прерывание, исключения непокрытого
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// кода после выполнения функции из-за отзывчивости прерываний.
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for( volatile int i = 0; i < 4; i++ );
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}
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void cputimer1_stop() {
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CPUTimer_stopTimer(CPUTIMER1_BASE);
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}
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void platform::AsyncRunner::async_run() {
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platform::AsyncRunner::getInstance().run();
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}
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platform::AsyncRunner::AsyncRunner() : task(0), ran(false) {
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cputimer1_init( &async_run );
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}
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void platform::AsyncRunner::run_after( umlib::tests::TaskInterface * new_task,
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uint32_t processor_tick ) {
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task = new_task;
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ran = false;
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cputimer1_run(processor_tick);
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}
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void platform::AsyncRunner::cancel() {
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cputimer1_stop();
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}
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bool platform::AsyncRunner::is_ran() {
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return ran;
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}
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void platform::AsyncRunner::run() {
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if( task ) {
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task->do_task();
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ran = true;
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}
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}
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platform::AsyncRunner & platform::AsyncRunner::getInstance() {
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static AsyncRunner instance;
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return instance;
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}
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