CodeWarrior 中断及大小端

Init_Int(0x803c00,0x803e00,isr_PIT1_PIF,34);
Init_Int(0x803c00, 0x803e00, isr_USB_IRQ, 33);


void isr_USB_IRQ()
void isr_PIT1_PIF()






// ---------------------------------------------------------------------  
// Variables Declarations 
// ---------------------------------------------------------------------  
// r2 : 1st arg of Fnuction;
// r3 : 2st arg of Fnuction;
// r4 : 3st arg of Fnuction;
// r5 : 4st arg of Fnuction;
#define BASE  r2
#define STACK r3
#define HANDLER r4
#define OFFSET r5




asm void Init_Int(register long base,register long stack,register void(*handler)(),register unsigned char offset)


#include
using namespace std;
int checkCPU(char x)
{
    if(x==0x12)
    {
        return (0);
 
    }
    else
        return (1);
     
}
 
union
{
    short s;
    char c[2];
}x;
 
int main()
{
x.s=0x1234;
if(checkCPU(x.c[0])==0)
cout<<"Big_endian"< else
cout<<"Little_endian"< return(0);
}