xref: /minix3/minix/kernel/clock.h (revision 433d6423c39e34ec4b79c950597bb2d236f886be)
1*433d6423SLionel Sambuc #ifndef __CLOCK_H__
2*433d6423SLionel Sambuc #define __CLOCK_H__
3*433d6423SLionel Sambuc 
4*433d6423SLionel Sambuc #include "kernel/kernel.h"
5*433d6423SLionel Sambuc #include "arch_clock.h"
6*433d6423SLionel Sambuc 
7*433d6423SLionel Sambuc int boot_cpu_init_timer(unsigned freq);
8*433d6423SLionel Sambuc int app_cpu_init_timer(unsigned freq);
9*433d6423SLionel Sambuc 
10*433d6423SLionel Sambuc int timer_int_handler(void);
11*433d6423SLionel Sambuc 
12*433d6423SLionel Sambuc int init_local_timer(unsigned freq);
13*433d6423SLionel Sambuc /* stop the local timer ticking */
14*433d6423SLionel Sambuc void stop_local_timer(void);
15*433d6423SLionel Sambuc /* let the time tick again with the original settings after it was stopped */
16*433d6423SLionel Sambuc void restart_local_timer(void);
17*433d6423SLionel Sambuc int register_local_timer_handler(irq_handler_t handler);
18*433d6423SLionel Sambuc 
19*433d6423SLionel Sambuc u64_t ms_2_cpu_time(unsigned ms);
20*433d6423SLionel Sambuc unsigned cpu_time_2_ms(u64_t cpu_time);
21*433d6423SLionel Sambuc 
22*433d6423SLionel Sambuc #endif /* __CLOCK_H__ */
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