time.h 1.1 KB

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  1. /*
  2. * GRUB -- GRand Unified Bootloader
  3. * Copyright (C) 2003,2004,2005,2007 Free Software Foundation, Inc.
  4. *
  5. * GRUB is free software: you can redistribute it and/or modify
  6. * it under the terms of the GNU General Public License as published by
  7. * the Free Software Foundation, either version 3 of the License, or
  8. * (at your option) any later version.
  9. *
  10. * GRUB is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. * GNU General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU General Public License
  16. * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
  17. */
  18. #ifndef KERNEL_CPU_TIME_HEADER
  19. #define KERNEL_CPU_TIME_HEADER 1
  20. #ifndef GRUB_UTIL
  21. #define GRUB_TICKS_PER_SECOND (grub_arch_cpuclock / 2)
  22. /* Return the real time in ticks. */
  23. grub_uint64_t EXPORT_FUNC (grub_get_rtc) (void);
  24. extern grub_uint32_t EXPORT_VAR (grub_arch_cpuclock) __attribute__ ((section(".text")));
  25. #endif
  26. static inline void
  27. grub_cpu_idle(void)
  28. {
  29. }
  30. #endif