/* *	Precise Delay Loops for SuperH * *	Copyright (C) 1999 Niibe Yutaka & Kaz Kojima */#include <linux/sched.h>#include <linux/delay.h>void __delay(unsigned long loops){	__asm__ __volatile__(		"tst	%0, %0\n\t"		"1:\t"		"bf/s	1b\n\t"		" dt	%0"		: "=r" (loops)		: "0" (loops)		: "t");}inline void __const_udelay(unsigned long xloops){	__asm__("dmulu.l	%0, %2\n\t"		"sts	mach, %0"		: "=r" (xloops)		: "0" (xloops), "r" (current_cpu_data.loops_per_jiffy)		: "macl", "mach");	__delay(xloops * HZ);}void __udelay(unsigned long usecs){	__const_udelay(usecs * 0x000010c6);  /* 2**32 / 1000000 */}void __ndelay(unsigned long nsecs){	__const_udelay(nsecs * 0x00000005);}