xref: /OK3568_Linux_fs/u-boot/examples/standalone/hello_world.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2000
3*4882a593Smuzhiyun  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <common.h>
9*4882a593Smuzhiyun #include <exports.h>
10*4882a593Smuzhiyun 
hello_world(int argc,char * const argv[])11*4882a593Smuzhiyun int hello_world (int argc, char * const argv[])
12*4882a593Smuzhiyun {
13*4882a593Smuzhiyun 	int i;
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun 	/* Print the ABI version */
16*4882a593Smuzhiyun 	app_startup(argv);
17*4882a593Smuzhiyun 	printf ("Example expects ABI version %d\n", XF_VERSION);
18*4882a593Smuzhiyun 	printf ("Actual U-Boot ABI version %d\n", (int)get_version());
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	printf ("Hello World\n");
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun 	printf ("argc = %d\n", argc);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	for (i=0; i<=argc; ++i) {
25*4882a593Smuzhiyun 		printf ("argv[%d] = \"%s\"\n",
26*4882a593Smuzhiyun 			i,
27*4882a593Smuzhiyun 			argv[i] ? argv[i] : "<NULL>");
28*4882a593Smuzhiyun 	}
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun 	printf ("Hit any key to exit ... ");
31*4882a593Smuzhiyun 	while (!tstc())
32*4882a593Smuzhiyun 		;
33*4882a593Smuzhiyun 	/* consume input */
34*4882a593Smuzhiyun 	(void) getc();
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	printf ("\n\n");
37*4882a593Smuzhiyun 	return (0);
38*4882a593Smuzhiyun }
39