src/system/kernel/arch/generic/generic_vm_physical_page_mapper.h

   1 /*
   2  * Copyright 2006-2010, Ingo Weinhold <ingo_weinhold@gmx.de>.
   3  * All rights reserved. Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _KERNEL_GENERIC_VM_PHYSICAL_PAGE_MAPPER_H
   6 #define _KERNEL_GENERIC_VM_PHYSICAL_PAGE_MAPPER_H
   7
   8
   9 #include <boot/kernel_args.h>
  10
  11
  12 // flags for generic_get_physical_page()
  13 enum {
  14         PHYSICAL_PAGE_DONT_WAIT         = 0x01
  15 };
  16
  17 #ifdef __cplusplus
  18 extern "C" {
  19 #endif
  20
  21 typedef status_t (*generic_map_iospace_chunk_func)(addr_t virtualAddress,
  22         phys_addr_t physicalAddress, uint32 flags);
  23
  24 status_t generic_get_physical_page(phys_addr_t pa, addr_t *va, uint32 flags);
  25 status_t generic_put_physical_page(addr_t va);
  26 status_t generic_vm_physical_page_mapper_init(kernel_args *args,
  27         generic_map_iospace_chunk_func mapIOSpaceChunk, addr_t *ioSpaceBase,
  28         size_t ioSpaceSize, size_t ioSpaceChunkSize);
  29 status_t generic_vm_physical_page_mapper_init_post_area(kernel_args *args);
  30 status_t generic_vm_physical_page_mapper_init_post_sem(kernel_args *args);
  31
  32 #ifdef __cplusplus
  33 }
  34 #endif
  35
  36
  37 #endif  // _KERNEL_GENERIC_VM_PHYSICAL_PAGE_MAPPER_H