map.h 861 B

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  1. /*
  2. * linux/include/asm-arm/map.h
  3. *
  4. * Copyright (C) 1999-2000 Russell King
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License version 2 as
  8. * published by the Free Software Foundation.
  9. *
  10. * Page table mapping constructs and function prototypes
  11. */
  12. struct map_desc {
  13. unsigned long virtual;
  14. unsigned long pfn;
  15. unsigned long length;
  16. unsigned int type;
  17. };
  18. struct meminfo;
  19. #define MT_DEVICE 0
  20. #define MT_CACHECLEAN 1
  21. #define MT_MINICLEAN 2
  22. #define MT_LOW_VECTORS 3
  23. #define MT_HIGH_VECTORS 4
  24. #define MT_MEMORY 5
  25. #define MT_ROM 6
  26. #define MT_IXP2000_DEVICE 7
  27. #define MT_NONSHARED_DEVICE 8
  28. extern void create_memmap_holes(struct meminfo *);
  29. extern void memtable_init(struct meminfo *);
  30. extern void iotable_init(struct map_desc *, int);
  31. extern void setup_io_desc(void);