/* delay.c: Delay loops for sparc64 * * Copyright (C) 2004 David S. Miller <davem@redhat.com> * * Based heavily upon x86 variant which is: *	Copyright (C) 1993 Linus Torvalds *	Copyright (C) 1997 Martin Mares <mj@atrey.karlin.mff.cuni.cz> */#include <linux/delay.h>void __delay(unsigned long loops){	__asm__ __volatile__("	b,pt	%%xcc, 1f\n""	 cmp	%0, 0\n""	.align	32\n""1:\n""	bne,pt	%%xcc, 1b\n""	 subcc	%0, 1, %0\n"	: "=&r" (loops)	: "0" (loops)	: "cc");}/* We used to multiply by HZ after shifting down by 32 bits * but that runs into problems for higher values of HZ and * slow cpus. */void __const_udelay(unsigned long n){	n *= 4;	n *= (cpu_data(raw_smp_processor_id()).udelay_val * (HZ/4));	n >>= 32;	__delay(n + 1);}void __udelay(unsigned long n){	__const_udelay(n * 0x10c7UL);}void __ndelay(unsigned long n){	__const_udelay(n * 0x5UL);}