delay.h
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- /* $Id: delay.h,v 1.11 2001/01/01 01:46:15 davem 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_jiffy;
- extern __inline__ void __delay(unsigned long loops)
- {
- __asm__ __volatile__("cmp %0, 0nt"
- "1: bne 1bnt"
- "subcc %0, 1, %0n" :
- "=&r" (loops) :
- "0" (loops) :
- "cc");
- }
- /* This is too messy with inline asm on the Sparc. */
- extern void udelay(unsigned long usecs);
- #endif /* defined(__SPARC_DELAY_H) */