extint.c

ARM7开发板 AT91EB01 BSP源代码

/* #include "serial2.c"
*/

# define AIC_EOICR   0xFFFFF130

void ExtInt0(void);
void ExtInt1(void);
void ExtInt2(void);
void ExtInt3(void);
void ExtInt4(void);
void ExtInt5(void);


void ExtInt0(void)
{
     S2pollout(" It is extern interrupt 0 !\n\r");
}

void ExtInt1(void)
{
	  char    *r_buffer;   
      int     oldlevel = intLock();
			
		

	  rs422_read(0, r_buffer);
		
	  S2pollout(" It is extern interrupt 1 !\n\r");

      *(unsigned int*)(AIC_EOICR) = 0;

      intUnlock (oldlevel);
	
}

void ExtInt2(void)
{
	  char    *r_buffer;   
      int     oldlevel = intLock();
			
				

  	  rs422_read(1, r_buffer);
		
	  S2pollout(" It is extern interrupt 2 !\n\r");

      *(unsigned int*)(AIC_EOICR) = 0;

      intUnlock (oldlevel);
      
}

void ExtInt3(void)
{
	  char    *r_buffer;   
      int     oldlevel = intLock();
			
				

	  rs422_read(2, r_buffer);
		
	  S2pollout(" It is extern interrupt 3 !\n\r");

      *(unsigned int*)(AIC_EOICR) = 0;

      intUnlock (oldlevel);
      
}

void ExtInt4(void)
{
	  char    *r_buffer;   
      int     oldlevel = intLock();
			
				

	  rs422_read(3, r_buffer);
		
	  S2pollout(" It is extern interrupt 4 !\n\r");

      *(unsigned int*)(AIC_EOICR) = 0;

      intUnlock (oldlevel);
      
}



void ExtInt5(void)
{
	  S2pollout(" It is extern interrupt 5 !\n\r");
}