0.3.4/doc/hello_ppc.c

/*  PPC Hello World for GXemul  */

#define PUTCHAR_ADDRESS         0x10000000
#define HALT_ADDRESS            0x10000010

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	/* PPC Hello World for GXemul */
2
3	#define PUTCHAR_ADDRESS 0x10000000
4	#define HALT_ADDRESS 0x10000010
5
6	void printchar(char ch)
7	{
8	((volatile unsigned char ) PUTCHAR_ADDRESS) = ch;
9	}
10
11	void halt(void)
12	{
13	((volatile unsigned char ) HALT_ADDRESS) = 0;
14	}
15
16	void printstr(char *s)
17	{
18	while (*s)
19	printchar(*s++);
20	}
21
22	void f(void)
23	{
24	printstr("Hello world\n");
25	halt();
26	}