api.h 1.7 KB

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  1. #ifndef _ASM_E820_API_H
  2. #define _ASM_E820_API_H
  3. #include <asm/e820/types.h>
  4. extern struct e820_table *e820_table;
  5. extern struct e820_table *e820_table_kexec;
  6. extern unsigned long pci_mem_start;
  7. extern bool e820__mapped_any(u64 start, u64 end, enum e820_type type);
  8. extern bool e820__mapped_all(u64 start, u64 end, enum e820_type type);
  9. extern void e820__range_add (u64 start, u64 size, enum e820_type type);
  10. extern u64 e820__range_update(u64 start, u64 size, enum e820_type old_type, enum e820_type new_type);
  11. extern u64 e820__range_remove(u64 start, u64 size, enum e820_type old_type, bool check_type);
  12. extern void e820__print_table(char *who);
  13. extern int e820__update_table(struct e820_table *table);
  14. extern void e820__update_table_print(void);
  15. extern unsigned long e820__end_of_ram_pfn(void);
  16. extern unsigned long e820__end_of_low_ram_pfn(void);
  17. extern u64 e820__memblock_alloc_reserved(u64 size, u64 align);
  18. extern void e820__memblock_setup(void);
  19. extern void e820__reserve_setup_data(void);
  20. extern void e820__finish_early_params(void);
  21. extern void e820__reserve_resources(void);
  22. extern void e820__reserve_resources_late(void);
  23. extern void e820__memory_setup(void);
  24. extern void e820__memory_setup_extended(u64 phys_addr, u32 data_len);
  25. extern char *e820__memory_setup_default(void);
  26. extern void e820__setup_pci_gap(void);
  27. extern void e820__reallocate_tables(void);
  28. extern void e820__register_nosave_regions(unsigned long limit_pfn);
  29. /*
  30. * Returns true iff the specified range [start,end) is completely contained inside
  31. * the ISA region.
  32. */
  33. static inline bool is_ISA_range(u64 start, u64 end)
  34. {
  35. return start >= ISA_START_ADDRESS && end <= ISA_END_ADDRESS;
  36. }
  37. #endif /* _ASM_E820_API_H */