0.3.4/doc/hello_mips.c

/*  MIPS Hello World for GXemul  */

/*  Note: The cast to a signed int causes the address to be sign-extended
    correctly to 0xffffffffb00000xx when compiled in 64-bit mode  */
#define PUTCHAR_ADDRESS         ((signed int)0xb0000000)
#define HALT_ADDRESS            ((signed int)0xb0000010)

void printchar(char ch)
{
        *((volatile unsigned char *) PUTCHAR_ADDRESS) = ch;
}

void halt(void)
{
        *((volatile unsigned char *) HALT_ADDRESS) = 0;
}

void printstr(char *s)
{
        while (*s)
                printchar(*s++);
}

void f(void)
{
        printstr("Hello world\n");
        halt();
}
1	dpavlin	2	/* MIPS Hello World for GXemul */
2
3			/* Note: The cast to a signed int causes the address to be sign-extended
4			correctly to 0xffffffffb00000xx when compiled in 64-bit mode */
5			#define PUTCHAR_ADDRESS ((signed int)0xb0000000)
6			#define HALT_ADDRESS ((signed int)0xb0000010)
7
8			void printchar(char ch)
9			{
10			((volatile unsigned char ) PUTCHAR_ADDRESS) = ch;
11			}
12
13			void halt(void)
14			{
15			((volatile unsigned char ) HALT_ADDRESS) = 0;
16			}
17
18			void printstr(char *s)
19			{
20			while (*s)
21			printchar(*s++);
22			}
23
24			void f(void)
25			{
26			printstr("Hello world\n");
27			halt();
28			}