[J-u-boot.git] / lib_microblaze / time.c

/*
 * (C) Copyright 2007 Michal Simek
 * (C) Copyright 2004 Atmark Techno, Inc.
 *
 * Michal  SIMEK <[email protected]>
 * Yasushi SHOJI <[email protected]>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>

void udelay (unsigned long usec)
{
	int i;
	i = get_timer (0);
	while ((get_timer (0) - i) < (usec / 1000)) ;
}
Commit	Line	Data
507bbe3e	1	/*
cfc67116	2	* (C) Copyright 2007 Michal Simek
507bbe3e WD	3	* (C) Copyright 2004 Atmark Techno, Inc.
507bbe3e WD	4	*
cfc67116	5	* Michal SIMEK <[email protected]>
507bbe3e WD	6	* Yasushi SHOJI <[email protected]>
	7	*
	8	* See file CREDITS for list of people who contributed to this
	9	* project.
	10	*
	11	* This program is free software; you can redistribute it and/or
	12	* modify it under the terms of the GNU General Public License as
	13	* published by the Free Software Foundation; either version 2 of
	14	* the License, or (at your option) any later version.
	15	*
	16	* This program is distributed in the hope that it will be useful,
	17	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	18	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	19	* GNU General Public License for more details.
	20	*
	21	* You should have received a copy of the GNU General Public License
	22	* along with this program; if not, write to the Free Software
	23	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	24	* MA 02111-1307 USA
	25	*/
	26
cfc67116 MS	27	#include <common.h>
	28
	29	void udelay (unsigned long usec)
507bbe3e	30	{
cfc67116 MS	31	int i;
	32	i = get_timer (0);
	33	while ((get_timer (0) - i) < (usec / 1000)) ;
507bbe3e	34	}