osfmk/mach/memory_object_default.defs

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_COPYRIGHT@
  24  */
  25 /*
  26  * Mach Operating System
  27  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  28  * All Rights Reserved.
  29  *
  30  * Permission to use, copy, modify and distribute this software and its
  31  * documentation is hereby granted, provided that both the copyright
  32  * notice and this permission notice appear in all copies of the
  33  * software, derivative works or modified versions, and any portions
  34  * thereof, and that both notices appear in supporting documentation.
  35  *
  36  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  37  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  38  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  39  *
  40  * Carnegie Mellon requests users of this software to return to
  41  *
  42  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  43  *  School of Computer Science
  44  *  Carnegie Mellon University
  45  *  Pittsburgh PA 15213-3890
  46  *
  47  * any improvements or extensions that they make and grant Carnegie Mellon
  48  * the rights to redistribute these changes.
  49  */
  50 /*
  51  */
  52 /*
  53  * File:        mach/memory_object_default.defs
  54  *
  55  * Abstract:
  56  *      Mach external memory management interface declaration; subset
  57  *      that is applicable to managers of kernel-created memory objects.
  58  */
  59
  60 subsystem
  61 #if     KERNEL_USER
  62         KernelUser
  63 #endif  KERNEL_USER
  64 #if     KERNEL_SERVER
  65         KernelServer
  66 #endif  KERNEL_SERVER
  67                      memory_object_default 2250;
  68
  69 #include <mach/std_types.defs>
  70 #include <mach/mach_types.defs>
  71
  72 #if KERNEL_SERVER
  73 serverprefix dp_;
  74 #else
  75 #if     SEQNOS
  76 serverprefix seqnos_;
  77 serverdemux seqnos_memory_object_default_server;
  78 #endif  /* SEQNOS */
  79 #endif
  80
  81 /*
  82  *      Pass on responsibility for the new kernel-created memory
  83  *      object.  The port on which this request is that port
  84  *      (possibly a memory object itself) registered as the "default
  85  *      pager".  Other arguments are as described for memory_object_init.
  86  *      [No reply required.]
  87  */
  88 routine memory_object_create(
  89                 old_memory_object       : memory_object_default_t =
  90                                                 MACH_MSG_TYPE_MOVE_SEND;
  91 #if     SEQNOS
  92         msgseqno seqno                  : mach_port_seqno_t;
  93 #endif  SEQNOS
  94         out     new_memory_object       : memory_object_default_t =
  95                                                 MACH_MSG_TYPE_MAKE_SEND;
  96                 new_object_size         : vm_size_t);
  97
  98 /*
  99  *      Provide initial data contents for this region of
 100  *      the memory object.  If data has already been written
 101  *      to the object, this value must be discarded; otherwise,
 102  *      this call acts identically to memory_object_data_write.
 103  */
 104 simpleroutine   memory_object_data_initialize(
 105                 memory_object           : memory_object_default_t;
 106 #if     SEQNOS
 107         msgseqno seqno                  : mach_port_seqno_t;
 108 #endif  SEQNOS
 109                 memory_control_port     : memory_object_control_t =
 110                                                 MACH_MSG_TYPE_MAKE_SEND;
 111                 offset                  : memory_object_offset_t;
 112                 data                    : pointer_t);
 113