src/system/kernel/device_manager/io_resources.h

   1 /*
   2  * Copyright 2004-2008, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
   3  * Copyright 2002-04, Thomas Kurschel. All rights reserved.
   4  *
   5  * Distributed under the terms of the MIT License.
   6  */
   7 #ifndef IO_RESOURCES_H
   8 #define IO_RESOURCES_H
   9
  10
  11 #include <device_manager.h>
  12
  13 #include <util/DoublyLinkedList.h>
  14
  15
  16 struct io_resource_private : io_resource,
  17                 DoublyLinkedListLinkImpl<io_resource_private> {
  18                                                 io_resource_private();
  19                                                 ~io_resource_private();
  20
  21                         status_t        Acquire(const io_resource& resource);
  22                         void            Release();
  23
  24 private:
  25                         void            _Init();
  26         static  bool            _IsValid(const io_resource& resource);
  27
  28 public:
  29         DoublyLinkedListLink<io_resource_private> fTypeLink;
  30 };
  31
  32 typedef DoublyLinkedList<io_resource_private> ResourceList;
  33
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 void dm_init_io_resources(void);
  40
  41 #ifdef __cplusplus
  42 }
  43 #endif
  44
  45 #endif  /* IO_RESOURCES_H */