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David Howellsb920de12008-02-08 04:19:31 -08001/* MN10300 Architecture time management specifications
2 *
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
10 */
11#ifndef _ASM_TIMEX_H
12#define _ASM_TIMEX_H
13
14#include <asm/hardirq.h>
15#include <asm/unit/timex.h>
16
17#define TICK_SIZE (tick_nsec / 1000)
18
19#define CLOCK_TICK_RATE 1193180 /* Underlying HZ - this should probably be set
20 * to something appropriate, but what? */
21
22extern cycles_t cacheflush_time;
23
24#ifdef __KERNEL__
25
26static inline cycles_t get_cycles(void)
27{
28 return read_timestamp_counter();
29}
30
31#endif /* __KERNEL__ */
32
33#endif /* _ASM_TIMEX_H */