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Diffstat (limited to 'include/asm-v850/highres_timer.h')
-rw-r--r-- | include/asm-v850/highres_timer.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/asm-v850/highres_timer.h b/include/asm-v850/highres_timer.h new file mode 100644 index 000000000000..486fb49ceab6 --- /dev/null +++ b/include/asm-v850/highres_timer.h | |||
@@ -0,0 +1,44 @@ | |||
1 | /* | ||
2 | * include/asm-v850/highres_timer.h -- High resolution timing routines | ||
3 | * | ||
4 | * Copyright (C) 2001,03 NEC Electronics Corporation | ||
5 | * Copyright (C) 2001,03 Miles Bader <miles@gnu.org> | ||
6 | * | ||
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. | ||
10 | * | ||
11 | * Written by Miles Bader <miles@gnu.org> | ||
12 | */ | ||
13 | |||
14 | #ifndef __V850_HIGHRES_TIMER_H__ | ||
15 | #define __V850_HIGHRES_TIMER_H__ | ||
16 | |||
17 | #ifndef __ASSEMBLY__ | ||
18 | #include <linux/time.h> | ||
19 | #endif | ||
20 | |||
21 | #include <asm/entry.h> | ||
22 | |||
23 | |||
24 | /* Frequency of the `slow ticks' (one tick each time the fast-tick | ||
25 | counter overflows). */ | ||
26 | #define HIGHRES_TIMER_SLOW_TICK_RATE 25 | ||
27 | |||
28 | /* Which timer in the V850E `Timer D' we use. */ | ||
29 | #define HIGHRES_TIMER_TIMER_D_UNIT 3 | ||
30 | |||
31 | |||
32 | #ifndef __ASSEMBLY__ | ||
33 | |||
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); | ||
40 | |||
41 | #endif /* !__ASSEMBLY__ */ | ||
42 | |||
43 | |||
44 | #endif /* __V850_HIGHRES_TIMER_H__ */ | ||