uClibc_page.h 1.1 KB

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  1. /* Copyright (C) 2004 Erik Andersen
  2. *
  3. * This library is free software; you can redistribute it and/or
  4. * modify it under the terms of the GNU Library General Public
  5. * License as published by the Free Software Foundation; either
  6. * version 2 of the License, or (at your option) any later version.
  7. *
  8. * This library is distributed in the hope that it will be useful,
  9. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. * Library General Public License for more details.
  12. *
  13. * You should have received a copy of the GNU Library General Public
  14. * License along with this library; if not, see
  15. * <http://www.gnu.org/licenses/>.
  16. */
  17. /* Supply an architecture specific value for PAGE_SIZE and friends. */
  18. #ifndef _UCLIBC_PAGE_H
  19. #define _UCLIBC_PAGE_H
  20. /* PAGE_SHIFT determines the page size -- in this case 4096 */
  21. #define PAGE_SHIFT (14)
  22. #ifndef __ASSEMBLY__
  23. #define PAGE_SIZE (1UL << PAGE_SHIFT)
  24. #else
  25. #define PAGE_SIZE (1 << PAGE_SHIFT)
  26. #endif
  27. #define PAGE_MASK (~(PAGE_SIZE-1))
  28. #endif /* _UCLIBC_PAGE_H */