timex.h 884 B

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  1. /*
  2. * OpenRISC Linux
  3. *
  4. * Linux architectural port borrowing liberally from similar works of
  5. * others. All original copyrights apply as per the original source
  6. * declaration.
  7. *
  8. * OpenRISC implementation:
  9. * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
  10. *
  11. * This program is free software; you can redistribute it and/or modify
  12. * it under the terms of the GNU General Public License as published by
  13. * the Free Software Foundation; either version 2 of the License, or
  14. * (at your option) any later version.
  15. */
  16. #ifndef __ASM_OPENRISC_TIMEX_H
  17. #define __ASM_OPENRISC_TIMEX_H
  18. #define get_cycles get_cycles
  19. #include <asm-generic/timex.h>
  20. #include <asm/spr.h>
  21. #include <asm/spr_defs.h>
  22. static inline cycles_t get_cycles(void)
  23. {
  24. return mfspr(SPR_TTCR);
  25. }
  26. /* This isn't really used any more */
  27. #define CLOCK_TICK_RATE 1000
  28. #define ARCH_HAS_READ_CURRENT_TIMER
  29. #endif