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File:  [GnuMach] / Gnu-Mach / linux / src / include / asm-i386 / delay.h
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs
Wed Sep 2 04:43:33 2020 UTC (5 years, 10 months ago) by root
Branches: MAIN, GNU
CVS tags: HEAD, GNUMach180, GNUMach170, GNUMach160, GNUMach150, GNUMach140, GNUMach130
GNU Mach 1.3

#ifndef _I386_DELAY_H
#define _I386_DELAY_H

/*
 * Copyright (C) 1993 Linus Torvalds
 *
 * Delay routines calling functions in arch/i386/lib/delay.c
 */
 
extern void __udelay(unsigned long usecs);
extern void __const_udelay(unsigned long usecs);
extern void __delay(unsigned long loops);

#define udelay(n) (__builtin_constant_p(n) ? \
	__const_udelay((n) * 0x10c6ul) : \
	__udelay(n))

#endif /* defined(_I386_DELAY_H) */
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