timer.cpp

来自「基于ADI BLACKFIN的jbig压缩和解压缩程序」· C++ 代码 · 共 50 行

#include <stdio.h>
#include <stdlib.h>




extern "C" 
{
	void TimerIsr(void);
	
	void SetTimer(unsigned long t);
}


#define IMASK_ADDR	0xFFE02104


#define CORE_TIMER	0xffe02018

#define CTCR		(unsigned long*)0xffe03000

#define TCOUNT		(unsigned long*)0xffe0300c

#define TPERIOD		0xffe03004

#define TSCALE		0xffe03008


int tTicks = 0;




unsigned long GetRemainTimer(void)
{
	unsigned long *p = TCOUNT;
	
	return *p;
}


void StopTimer(void)
{
	unsigned long *p = CTCR;
	
	*p = 0;
}