/* * arch/sh/kernel/timers/timer.c - Common timer code * *  Copyright (C) 2005  Paul Mundt * * This file is subject to the terms and conditions of the GNU General Public * License.  See the file "COPYING" in the main directory of this archive * for more details. */#include <linux/kernel.h>#include <linux/init.h>#include <linux/timer.h>#include <linux/string.h>#include <asm/timer.h> static struct sys_timer *sys_timers[] __initdata = {#ifdef CONFIG_SH_TMU	&tmu_timer,#endif#ifdef CONFIG_SH_MTU2	&mtu2_timer,#endif#ifdef CONFIG_SH_CMT	&cmt_timer,#endif	NULL,}; static char timer_override[10] __initdata;static int __init timer_setup(char *str){	if (str)		strlcpy(timer_override, str, sizeof(timer_override));	return 1;}__setup("timer=", timer_setup); struct sys_timer *get_sys_timer(void){	int i; 	for (i = 0; i < ARRAY_SIZE(sys_timers); i++) {		struct sys_timer *t = sys_timers[i]; 		if (unlikely(!t))			break;		if (unlikely(timer_override[0]))			if ((strcmp(timer_override, t->name) != 0))				continue;		if (likely(t->ops->init() == 0))			return t;	} 	return NULL;}