1 /*
2 * Copyright (C) 2008 Michael Brown <mbrown@fensystems.co.uk>.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17 */
18
19 FILE_LICENCE ( GPL2_OR_LATER );
20
21 #include <unistd.h>
22
23 /**
24 * Delay for a fixed number of milliseconds
25 *
26 * @v msecs Number of milliseconds for which to delay
27 */
mdelay(unsigned long msecs)28 void mdelay ( unsigned long msecs ) {
29 while ( msecs-- )
30 udelay ( 1000 );
31 }
32
33 /**
34 * Delay for a fixed number of seconds
35 *
36 * @v secs Number of seconds for which to delay
37 */
sleep(unsigned int secs)38 unsigned int sleep ( unsigned int secs ) {
39 while ( secs-- )
40 mdelay ( 1000 );
41 return 0;
42 }
43