delay.h
#ifndef _ASM_POWERPC_DELAY_H
#define _ASM_POWERPC_DELAY_H
#ifdef __KERNEL__
/*
* Copyright 1996, Paul Mackerras.
*
* 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.
*
* PPC64 Support added by Dave Engebretsen, Todd Inglett, Mike Corrigan,
* Anton Blanchard.
*/
extern void __delay(unsigned long loops);
extern void udelay(unsigned long usecs);
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_DELAY_H */