clock.h revision 110039
12858Swollman/* 22858Swollman * Kernel interface to machine-dependent clock driver. 32858Swollman * Garrett Wollman, September 1994. 42858Swollman * This file is in the public domain. 512533Swollman * 650477Speter * $FreeBSD: head/sys/amd64/include/clock.h 110039 2003-01-29 11:36:39Z phk $ 72858Swollman */ 82858Swollman 92858Swollman#ifndef _MACHINE_CLOCK_H_ 104174Sbde#define _MACHINE_CLOCK_H_ 112858Swollman 1255205Speter#ifdef _KERNEL 134174Sbde/* 144174Sbde * i386 to clock driver interface. 1533809Sbde * XXX large parts of the driver and its interface are misplaced. 164174Sbde */ 174174Sbdeextern int adjkerntz; 184174Sbdeextern int disable_rtc_set; 1932052Sphkextern int statclock_disable; 2032052Sphkextern u_int timer_freq; 2132052Sphkextern int timer0_max_count; 22110039Sphkextern uint64_t tsc_freq; 2347592Sphkextern int tsc_is_broken; 2418992Sbdeextern int wall_cmos_clock; 2534058Stegge#ifdef APIC_IO 2634058Steggeextern int apic_8254_intr; 2734058Stegge#endif 284174Sbde 294174Sbde/* 304174Sbde * Driver to clock driver interface. 314174Sbde */ 3219172Sbdestruct clockframe; 3319172Sbde 3492761Salfredint acquire_timer0(int rate, void (*function)(struct clockframe *frame)); 3592761Salfredint acquire_timer2(int mode); 3692761Salfredint release_timer0(void); 3792761Salfredint release_timer2(void); 3816363Sasami#ifndef PC98 3992761Salfredint rtcin(int val); 4016363Sasami#else 4192761Salfredint acquire_timer1(int mode); 4292761Salfredint release_timer1(void); 4316363Sasami#endif 4492761Salfredint sysbeep(int pitch, int period); 4592761Salfredvoid timer_restore(void); 464174Sbde 4755205Speter#endif /* _KERNEL */ 4819172Sbde 494174Sbde#endif /* !_MACHINE_CLOCK_H_ */ 50