OpenCloudOS-Kernel/arch/mn10300/include/asm/timex.h

34 lines
864 B
C

/* MN10300 Architecture time management specifications
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#ifndef _ASM_TIMEX_H
#define _ASM_TIMEX_H
#include <asm/hardirq.h>
#include <unit/timex.h>
#define TICK_SIZE (tick_nsec / 1000)
#define CLOCK_TICK_RATE 1193180 /* Underlying HZ - this should probably be set
* to something appropriate, but what? */
extern cycles_t cacheflush_time;
#ifdef __KERNEL__
static inline cycles_t get_cycles(void)
{
return read_timestamp_counter();
}
#endif /* __KERNEL__ */
#endif /* _ASM_TIMEX_H */