/* $Id: udelay.h,v 1.3 2001/03/12 13:44:58 reinelt Exp $
*
* short delays
*
* Copyright 1999, 2000 by Michael Reinelt (reinelt@eunet.at)
*
* 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, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*
* $Log: udelay.h,v $
* Revision 1.3 2001/03/12 13:44:58 reinelt
*
* new udelay() using Time Stamp Counters
*
* Revision 1.2 2001/03/12 12:39:36 reinelt
*
* reworked autoconf a lot: drivers may be excluded, #define's went to config.h
*
* Revision 1.1 2000/04/15 16:56:52 reinelt
*
* moved delay loops to udelay.c
* renamed -d (debugging) switch to -v (verbose)
* new switch -d to calibrate delay loop
* 'Delay' entry for HD44780 back again
* delay loops will not calibrate automatically, because this will fail with high CPU load
*
*/
#ifndef _UDELAY_H_
#define _UDELAY_H_
#ifdef USE_OLD_UDELAY
extern unsigned long loops_per_usec;
void udelay (unsigned long usec);
void udelay_calibrate (void);
#else
void udelay_init (void);
void udelay (unsigned long usec);
#endif
#endif
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