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| author | Ingo Molnar <mingo@elte.hu> | 2008-09-10 14:05:45 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 14:05:45 +0200 |
| commit | 3ce9bcb583536c45a46c7302747029450e22279c (patch) | |
| tree | 7a4167189ffc6dc909151d1a5d040f9f0656a9f4 /arch/blackfin/include/asm/timex.h | |
| parent | 26fd10517e810dd59ea050b052de24a75ee6dc07 (diff) | |
| parent | f7d0b926ac8c8ec0c7a83ee69409bd2e6bb39f81 (diff) | |
Merge branch 'core/xen' into x86/xen
Diffstat (limited to 'arch/blackfin/include/asm/timex.h')
| -rw-r--r-- | arch/blackfin/include/asm/timex.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/timex.h b/arch/blackfin/include/asm/timex.h new file mode 100644 index 00000000000..22b0806161b --- /dev/null +++ b/arch/blackfin/include/asm/timex.h @@ -0,0 +1,23 @@ +/* + * asm-blackfin/timex.h: cpu cycles! + * + * Copyright 2004-2008 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef _ASM_BLACKFIN_TIMEX_H +#define _ASM_BLACKFIN_TIMEX_H + +#define CLOCK_TICK_RATE 1000000 /* Underlying HZ */ + +typedef unsigned long long cycles_t; + +static inline cycles_t get_cycles(void) +{ + unsigned long tmp, tmp2; + __asm__("%0 = cycles; %1 = cycles2;" : "=d"(tmp), "=d"(tmp2)); + return tmp | ((cycles_t)tmp2 << 32); +} + +#endif |