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r65emu/timed.cpp
2018-08-10 13:36:41 +01:00

31 lines
782 B
C++

#ifdef notdef
#include <Energia.h>
#include <stdint.h>
#include <inc/hw_ints.h>
#include <driverlib/interrupt.h>
#include <driverlib/sysctl.h>
#include <driverlib/timer.h>
#include "timed.h"
static Timed *t;
// FIXME: disable timer when tick() returns false
static void timer0isr(void) {
ROM_TimerIntClear(TIMER0_BASE, TIMER_TIMA_TIMEOUT);
t->tick();
}
void timer_create(unsigned freq, Timed *client) {
t = client;
ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_TIMER0);
ROM_TimerConfigure(TIMER0_BASE, TIMER_CFG_PERIODIC);
TimerIntRegister(TIMER0_BASE, TIMER_A, timer0isr);
ROM_TimerEnable(TIMER0_BASE, TIMER_A);
ROM_IntEnable(INT_TIMER0A);
ROM_TimerIntEnable(TIMER0_BASE, TIMER_TIMA_TIMEOUT);
ROM_TimerLoadSet(TIMER0_BASE, TIMER_A, ROM_SysCtlClockGet() / freq);
}
#endif