kernel-ark/include/asm-sparc64/timex.h
David S. Miller 3763be32d5 [SPARC64]: Define ARCH_HAS_READ_CURRENT_TIMER.
This gives more consistent bogomips and delay() semantics,
especially on sun4v.  It gives weird looking values though...

Signed-off-by: David S. Miller <davem@davemloft.net>
2006-03-20 01:13:29 -08:00

24 lines
492 B
C

/*
* linux/include/asm-sparc64/timex.h
*
* sparc64 architecture timex specifications
*/
#ifndef _ASMsparc64_TIMEX_H
#define _ASMsparc64_TIMEX_H
#include <asm/timer.h>
#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
/* Getting on the cycle counter on sparc64. */
typedef unsigned long cycles_t;
#define get_cycles() tick_ops->get_tick()
#define ARCH_HAS_READ_CURRENT_TIMER 1
#define read_current_timer(timer_val_p) \
({ *timer_val_p = tick_ops->get_tick(); \
0; \
})
#endif