1 /* timer.h: System timer definitions for sun5. 2 * 3 * Copyright (C) 1997, 2008 David S. Miller ([email protected]) 4 */ 5 6 #ifndef _SPARC64_TIMER_H 7 #define _SPARC64_TIMER_H 8 9 #include <linux/types.h> 10 #include <linux/init.h> 11 12 /* The most frequently accessed fields should be first, 13 * to fit into the same cacheline. 14 */ 15 struct sparc64_tick_ops { 16 unsigned long ticks_per_nsec_quotient; 17 unsigned long offset; 18 unsigned long long (*get_tick)(void); 19 int (*add_compare)(unsigned long); 20 unsigned long softint_mask; 21 void (*disable_irq)(void); 22 23 void (*init_tick)(void); 24 unsigned long (*add_tick)(unsigned long); 25 26 char *name; 27 }; 28 29 extern struct sparc64_tick_ops *tick_ops; 30 31 unsigned long sparc64_get_clock_tick(unsigned int cpu); 32 void setup_sparc64_timer(void); 33 void __init time_init(void); 34 35 #endif /* _SPARC64_TIMER_H */ 36