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Viewing changes to arch/blackfin/include/asm/timex.h

  • Committer: Package Import Robot
  • Author(s): Alessio Igor Bogani
  • Date: 2011-10-26 11:13:05 UTC
  • Revision ID: package-import@ubuntu.com-20111026111305-tz023xykf0i6eosh
Tags: upstream-3.2.0
Import upstream version 3.2.0

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arch/blackfin/include/asm/timex.h
 
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/*
 
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 * asm-blackfin/timex.h: cpu cycles!
 
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 *
 
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 * Copyright 2004-2008 Analog Devices Inc.
 
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 *
 
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 * Licensed under the GPL-2 or later.
 
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 */
 
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#ifndef _ASM_BLACKFIN_TIMEX_H
 
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#define _ASM_BLACKFIN_TIMEX_H
 
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#define CLOCK_TICK_RATE 1000000 /* Underlying HZ */
 
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typedef unsigned long long cycles_t;
 
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static inline cycles_t get_cycles(void)
 
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{
 
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        unsigned long tmp, tmp2;
 
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        __asm__ __volatile__("%0 = cycles; %1 = cycles2;" : "=d"(tmp), "=d"(tmp2));
 
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        return tmp | ((cycles_t)tmp2 << 32);
 
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}
 
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#endif