flash/nor/at91samd: Use 32-bit register writes for ST-Link compat
[fw/openocd] / testing / examples / ledtest-imx27ads / test.c
1 /***************************************************************************
2  *   Copyright (C) 2009 by Alan Carvalho de Assis                                  *
3  *   acassis@gmail.com                                                     *
4  *                                                                         *
5  *   This program is free software; you can redistribute it and/or modify  *
6  *   it under the terms of the GNU General Public License as published by  *
7  *   the Free Software Foundation; either version 2 of the License, or     *
8  *   (at your option) any later version.                                   *
9  *                                                                         *
10  *   This program is distributed in the hope that it will be useful,       *
11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
13  *   GNU General Public License for more details.                          *
14  *                                                                         *
15  *   You should have received a copy of the GNU General Public License     *
16  *   along with this program; if not, write to the                         *
17  *   Free Software Foundation, Inc.,                                       *
18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
19  ***************************************************************************/
20
21 void delay()
22 {
23         int i;
24         for (i = 0; i < 500000; i++);
25 }
26
27 /* MAIN ARM FUNTION */
28 int main (void)
29 {
30         int i;
31         volatile unsigned char *ledoff = ((volatile unsigned char *)0xD4000008);
32         volatile unsigned char *ledon = ((volatile unsigned char *)0xD400000C);
33
34         for (i = 0; i < 10000; i++)
35         {
36                 *ledon = 0x30;
37                 delay();
38                 *ledoff = 0x30;
39                 delay();
40         } /* FOR */
41
42 } /* MAIN */
43
44 __gccmain()
45 {
46 } /* GCCMAIN */
47
48
49 void exit(int exit_code)
50 {
51   while (1);
52 } /* EXIT */
53
54
55 atexit()
56 {
57   while (1);
58 } /* ATEXIT */
59
60