| /* |
| * include/asm-v850/highres_timer.h -- High resolution timing routines |
| * |
| * Copyright (C) 2001,03 NEC Electronics Corporation |
| * Copyright (C) 2001,03 Miles Bader <miles@gnu.org> |
| * |
| * 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. |
| * |
| * Written by Miles Bader <miles@gnu.org> |
| */ |
| |
| #ifndef __V850_HIGHRES_TIMER_H__ |
| #define __V850_HIGHRES_TIMER_H__ |
| |
| #ifndef __ASSEMBLY__ |
| #include <linux/time.h> |
| #endif |
| |
| #include <asm/entry.h> |
| |
| |
| /* Frequency of the `slow ticks' (one tick each time the fast-tick |
| counter overflows). */ |
| #define HIGHRES_TIMER_SLOW_TICK_RATE 25 |
| |
| /* Which timer in the V850E `Timer D' we use. */ |
| #define HIGHRES_TIMER_TIMER_D_UNIT 3 |
| |
| |
| #ifndef __ASSEMBLY__ |
| |
| extern void highres_timer_start (void), highres_timer_stop (void); |
| extern void highres_timer_reset (void); |
| extern void highres_timer_read_ticks (u32 *slow_ticks, u32 *fast_ticks); |
| extern void highres_timer_ticks_to_timeval (u32 slow_ticks, u32 fast_ticks, |
| struct timeval *tv); |
| extern void highres_timer_read (struct timeval *tv); |
| |
| #endif /* !__ASSEMBLY__ */ |
| |
| |
| #endif /* __V850_HIGHRES_TIMER_H__ */ |