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Annotation of kernel/kern/pager_default.defs, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /* 
        !            26:  * Mach Operating System
        !            27:  * Copyright (c) 1987 Carnegie-Mellon University
        !            28:  * All rights reserved.  The CMU software License Agreement specifies
        !            29:  * the terms and conditions for use and redistribution.
        !            30:  */
        !            31: 
        !            32: subsystem pager_default 2250;
        !            33: 
        !            34: /*
        !            35:  * File:       kern/pager_default.defs
        !            36:  *
        !            37:  * Abstract:
        !            38:  *     Mach external memory management interface declaration; subset
        !            39:  *     that is applicable to managers of kernel-created memory objects.
        !            40:  *
        !            41:  * HISTORY
        !            42:  *  9-Dec-87  Michael Young (mwyoung) at Carnegie-Mellon University
        !            43:  *     Created.
        !            44:  */
        !            45: 
        !            46: type int = MSG_TYPE_INTEGER_32;
        !            47: 
        !            48: type boolean_t = MSG_TYPE_BOOLEAN;
        !            49: 
        !            50: type port_t = MSG_TYPE_PORT;
        !            51: type port_all_t = MSG_TYPE_PORT_ALL;
        !            52: type paging_object_t = port_t;
        !            53: type vm_offset_t = int;
        !            54: type vm_size_t = int;
        !            55: type vm_prot_t = int;
        !            56: 
        !            57: type pointer_t = ^array [] of (MSG_TYPE_INTEGER_8, 8);
        !            58: 
        !            59: import <mach/mach_types.h>;
        !            60: 
        !            61: /*
        !            62:  *     Pass on responsibility for the new kernel-created memory
        !            63:  *     object.  The port on which this request is that port
        !            64:  *     (possibly a memory object itself) registered as the "default
        !            65:  *     pager".  Other arguments are as described for pager_init.
        !            66:  *     [No reply required.]
        !            67:  */
        !            68: simpleroutine  pager_create(
        !            69:                old_paging_object       : paging_object_t;
        !            70:                new_paging_object       : port_all_t;
        !            71:                new_request_port        : port_t;
        !            72:                new_name                : port_t;
        !            73:                new_page_size           : vm_size_t);
        !            74: 
        !            75: /*
        !            76:  *     Provide initial data contents for this region of
        !            77:  *     the memory object.  If data has already been written
        !            78:  *     to the object, this value must be discarded; otherwise,
        !            79:  *     this call acts identically to pager_data_write.
        !            80:  */
        !            81: simpleroutine  pager_data_initialize(
        !            82:                paging_object           : paging_object_t;
        !            83:                pager_request_port      : port_t;
        !            84:                offset                  : vm_offset_t;
        !            85:                data                    : pointer_t);

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