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/* $Id: delay.h,v 1.1 2005-12-20 11:32:11 jcastillo Exp $

 * delay.h: Linux delay routines on the Sparc.

 *

 * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu).

 */

#ifndef __SPARC_DELAY_H

#define __SPARC_DELAY_H

extern unsigned long loops_per_sec;

extern __inline__ void __delay(unsigned long loops)

{

        __asm__ __volatile__("cmp %0, 0\n\t"

                             "1: bne 1b\n\t"

                             "subcc %0, 1, %0\n" :

                             "=&r" (loops) :

                             "0" (loops));

}

/* This is too messy with inline asm on the Sparc. */

extern void udelay(unsigned long usecs);

/* calibrate_delay() wants this... */

#define muldiv(a, b, c)    (((a)*(b))/(c))

#endif /* defined(__SPARC_DELAY_H) */