libfdt_internal.h 1.5 KB

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  1. #ifndef _LIBFDT_INTERNAL_H
  2. #define _LIBFDT_INTERNAL_H
  3. /*
  4. * libfdt - Flat Device Tree manipulation
  5. * Copyright (C) 2006 David Gibson, IBM Corporation.
  6. *
  7. * This library is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU Lesser General Public License
  9. * as published by the Free Software Foundation; either version 2.1 of
  10. * the License, or (at your option) any later version.
  11. *
  12. * This library is distributed in the hope that it will be useful, but
  13. * WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * Lesser General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Lesser General Public
  18. * License along with this library; if not, write to the Free Software
  19. * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  20. */
  21. #include <fdt.h>
  22. #define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
  23. #define PALIGN(p, a) ((void *)ALIGN((unsigned long)(p), (a)))
  24. #define memeq(p, q, n) (memcmp((p), (q), (n)) == 0)
  25. #define streq(p, q) (strcmp((p), (q)) == 0)
  26. int _fdt_check_header(const void *fdt);
  27. const char *_fdt_find_string(const char *strtab, int tabsize, const char *s);
  28. int _fdt_node_end_offset(void *fdt, int nodeoffset);
  29. static inline void *_fdt_offset_ptr(const struct fdt_header *fdt, int offset)
  30. {
  31. return (void *)fdt + fdt_off_dt_struct(fdt) + offset;
  32. }
  33. #define SW_MAGIC (~FDT_MAGIC)
  34. #endif /* _LIBFDT_INTERNAL_H */