mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-16 08:44:21 +08:00
26 lines
601 B
C
26 lines
601 B
C
|
/* timex.h: FR-V architecture timex specifications
|
||
|
|
*/
|
||
|
|
#ifndef _ASM_TIMEX_H
|
||
|
|
#define _ASM_TIMEX_H
|
||
|
|
|
||
|
|
#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
|
||
|
|
#define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */
|
||
|
|
|
||
|
|
#define FINETUNE \
|
||
|
|
((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \
|
||
|
|
(1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR)) \
|
||
|
|
<< (SHIFT_SCALE-SHIFT_HZ)) / HZ)
|
||
|
|
|
||
|
|
typedef unsigned long cycles_t;
|
||
|
|
|
||
|
|
static inline cycles_t get_cycles(void)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
#define vxtime_lock() do {} while (0)
|
||
|
|
#define vxtime_unlock() do {} while (0)
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|