headers/private/kernel/arch/vm_translation_map.h

   1 /*
   2 ** Copyright 2002-2010, The Haiku Team. All rights reserved.
   3 ** Distributed under the terms of the Haiku License.
   4 **
   5 ** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
   6 ** Distributed under the terms of the NewOS License.
   7 */
   8 #ifndef KERNEL_ARCH_VM_TRANSLATION_MAP_H
   9 #define KERNEL_ARCH_VM_TRANSLATION_MAP_H
  10
  11
  12 #include <vm/VMTranslationMap.h>
  13
  14
  15 #ifdef __cplusplus
  16 extern "C" {
  17 #endif
  18
  19 status_t arch_vm_translation_map_create_map(bool kernel,
  20         VMTranslationMap** _map);
  21
  22 status_t arch_vm_translation_map_init(struct kernel_args *args,
  23         VMPhysicalPageMapper** _physicalPageMapper);
  24 status_t arch_vm_translation_map_init_post_area(struct kernel_args *args);
  25 status_t arch_vm_translation_map_init_post_sem(struct kernel_args *args);
  26
  27 // Quick function to map a page in regardless of map context. Used in VM
  28 // initialization before most vm data structures exist.
  29 status_t arch_vm_translation_map_early_map(struct kernel_args *args, addr_t va,
  30         phys_addr_t pa, uint8 attributes,
  31         phys_addr_t (*get_free_page)(struct kernel_args *));
  32
  33 bool arch_vm_translation_map_is_kernel_page_accessible(addr_t virtualAddress,
  34         uint32 protection);
  35
  36 #ifdef __cplusplus
  37 }
  38 #endif
  39
  40 #include <arch_vm_translation_map.h>
  41
  42 #endif  /* KERNEL_ARCH_VM_TRANSLATION_MAP_H */
  43