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/*
* Kernel interface to machine-dependent clock driver.
* Garrett Wollman, September 1994.
* This file is in the public domain.
*
* $FreeBSD$
*/
#ifndef _MACHINE_CLOCK_H_
#define _MACHINE_CLOCK_H_
#ifdef _KERNEL
/*
* i386 to clock driver interface.
* XXX large parts of the driver and its interface are misplaced.
*/
extern int adjkerntz;
extern int clkintr_pending;
extern int disable_rtc_set;
extern int pscnt;
extern int psdiv;
extern int statclock_disable;
extern u_int timer_freq;
extern int timer0_max_count;
extern uint64_t tsc_freq;
extern int tsc_is_broken;
extern int wall_cmos_clock;
/*
* Driver to clock driver interface.
*/
struct clockframe;
int acquire_timer2(int mode);
int release_timer2(void);
int rtcin(int val);
int sysbeep(int pitch, int period);
void init_TSC(void);
void init_TSC_tc(void);
#endif /* _KERNEL */
#endif /* !_MACHINE_CLOCK_H_ */
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