/* * Port on Texas Instruments TMS320C6x architecture * * Copyright (C) 2004, 2009, 2010, 2011 Texas Instruments Incorporated * Author: Aurelien Jacquiot (aurelien.jacquiot@jaluna.com) * * Modified for 2.6.34: Mark Salter <msalter@redhat.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef _ASM_C6X_TIMEX_H #define _ASM_C6X_TIMEX_H #define CLOCK_TICK_RATE ((1000 * 1000000UL) / 6) /* 64-bit timestamp */ typedef unsigned long long cycles_t; static inline cycles_t get_cycles(void) { unsigned l, h; asm volatile (" dint\n" " mvc .s2 TSCL,%0\n" " mvc .s2 TSCH,%1\n" " rint\n" : "=b"(l), "=b"(h)); return ((cycles_t)h << 32) | l; } #endif /* _ASM_C6X_TIMEX_H */