timex.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 37 行

#ifndef __ASM_SH64_TIMEX_H
#define __ASM_SH64_TIMEX_H

/*
 * 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/asm-sh64/timex.h
 *
 * Copyright (C) 2000, 2001  Paolo Alberelli
 * Copyright (C) 2003  Paul Mundt
 *
 * sh-5 architecture timex specifications
 *
 */

#define CLOCK_TICK_RATE	1193180 /* Underlying HZ */
#define CLOCK_TICK_FACTOR	20	/* Factor of both 1000000 and CLOCK_TICK_RATE */
#define FINETUNE ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \
	(1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR)) \
		<< (SHIFT_SCALE-SHIFT_HZ)) / HZ)

typedef unsigned long cycles_t;

extern cycles_t cacheflush_time;

static __inline__ cycles_t get_cycles (void)
{
	return 0;
}

#define vxtime_lock()		do {} while (0)
#define vxtime_unlock()		do {} while (0)

#endif /* __ASM_SH64_TIMEX_H */