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Annotation of kernel/kern/mach_param.h, 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) 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:  *     File:   kern/mach_param.h
        !            52:  *     Author: Avadis Tevanian, Jr., Michael Wayne Young
        !            53:  *     Date:   1986
        !            54:  *
        !            55:  *     Mach system sizing parameters
        !            56:  *
        !            57:  */
        !            58: 
        !            59: #ifndef        _KERN_MACH_PARAM_H_
        !            60: #define _KERN_MACH_PARAM_H_
        !            61: 
        !            62: #define THREAD_MAX     512             /* Max number of threads */
        !            63: #define THREAD_CHUNK   64              /* Allocation chunk */
        !            64: 
        !            65: #define TASK_MAX       512             /* Max number of tasks */
        !            66: #define TASK_CHUNK     64              /* Allocation chunk */
        !            67: 
        !            68: #define PORT_MAX       ((TASK_MAX * 3 + THREAD_MAX)    /* kernel */ \
        !            69:                                + (THREAD_MAX * 2)      /* user */ \
        !            70:                                + 20000)                /* slop for objects */
        !            71:                                        /* Number of ports, system-wide */
        !            72: 
        !            73: #define SET_MAX                (TASK_MAX + THREAD_MAX + 200)
        !            74:                                        /* Max number of port sets */
        !            75: 
        !            76: #define        ITE_MAX         (1 << 16)       /* Max number of splay tree entries */
        !            77: 
        !            78: #define        SPACE_MAX       (TASK_MAX + 5)  /* Max number of IPC spaces */
        !            79: 
        !            80: #define        IMAR_MAX        (1 << 10)       /* Max number of msg-accepted reqs */
        !            81: 
        !            82: #define KERN_MSG_SMALL_SIZE    128     /* Size of small kernel message */
        !            83: 
        !            84: #endif /* _KERN_MACH_PARAM_H_ */

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