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Diffstat (limited to 'include/asm-ia64/timex.h')
| -rw-r--r-- | include/asm-ia64/timex.h | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/include/asm-ia64/timex.h b/include/asm-ia64/timex.h deleted file mode 100644 index 05a6baf8a472..000000000000 --- a/include/asm-ia64/timex.h +++ /dev/null @@ -1,42 +0,0 @@ -#ifndef _ASM_IA64_TIMEX_H -#define _ASM_IA64_TIMEX_H - -/* - * Copyright (C) 1998-2001, 2003 Hewlett-Packard Co - * David Mosberger-Tang <davidm@hpl.hp.com> - */ -/* - * 2001/01/18 davidm Removed CLOCK_TICK_RATE. It makes no sense on IA-64. - * Also removed cacheflush_time as it's entirely unused. - */ - -#include <asm/intrinsics.h> -#include <asm/processor.h> - -typedef unsigned long cycles_t; - -extern void (*ia64_udelay)(unsigned long usecs); - -/* - * For performance reasons, we don't want to define CLOCK_TICK_TRATE as - * local_cpu_data->itc_rate. Fortunately, we don't have to, either: according to George - * Anzinger, 1/CLOCK_TICK_RATE is taken as the resolution of the timer clock. The time - * calculation assumes that you will use enough of these so that your tick size <= 1/HZ. - * If the calculation shows that your CLOCK_TICK_RATE can not supply exactly 1/HZ ticks, - * the actual value is calculated and used to update the wall clock each jiffie. Setting - * the CLOCK_TICK_RATE to x*HZ insures that the calculation will find no errors. Hence we - * pick a multiple of HZ which gives us a (totally virtual) CLOCK_TICK_RATE of about - * 100MHz. - */ -#define CLOCK_TICK_RATE (HZ * 100000UL) - -static inline cycles_t -get_cycles (void) -{ - cycles_t ret; - - ret = ia64_getreg(_IA64_REG_AR_ITC); - return ret; -} - -#endif /* _ASM_IA64_TIMEX_H */ |