Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux...
[wrt350n-kernel.git] / include / asm-v850 / highres_timer.h
blob486fb49ceab6a7ce317559c71ac8f439862416e6
1 /*
2 * include/asm-v850/highres_timer.h -- High resolution timing routines
4 * Copyright (C) 2001,03 NEC Electronics Corporation
5 * Copyright (C) 2001,03 Miles Bader <miles@gnu.org>
7 * This file is subject to the terms and conditions of the GNU General
8 * Public License. See the file COPYING in the main directory of this
9 * archive for more details.
11 * Written by Miles Bader <miles@gnu.org>
14 #ifndef __V850_HIGHRES_TIMER_H__
15 #define __V850_HIGHRES_TIMER_H__
17 #ifndef __ASSEMBLY__
18 #include <linux/time.h>
19 #endif
21 #include <asm/entry.h>
24 /* Frequency of the `slow ticks' (one tick each time the fast-tick
25 counter overflows). */
26 #define HIGHRES_TIMER_SLOW_TICK_RATE 25
28 /* Which timer in the V850E `Timer D' we use. */
29 #define HIGHRES_TIMER_TIMER_D_UNIT 3
32 #ifndef __ASSEMBLY__
34 extern void highres_timer_start (void), highres_timer_stop (void);
35 extern void highres_timer_reset (void);
36 extern void highres_timer_read_ticks (u32 *slow_ticks, u32 *fast_ticks);
37 extern void highres_timer_ticks_to_timeval (u32 slow_ticks, u32 fast_ticks,
38 struct timeval *tv);
39 extern void highres_timer_read (struct timeval *tv);
41 #endif /* !__ASSEMBLY__ */
44 #endif /* __V850_HIGHRES_TIMER_H__ */