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Annotation of XNU/osfmk/mach/memory_object_default.defs, revision 1.1.1.1

1.1       root        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  [email protected]
                     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                  : vm_offset_t;
                    112:                data                    : pointer_t);
                    113: 

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