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Annotation of XNU/osfmk/kern/mach_param.h, revision 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:  * HISTORY
        !            27:  * 
        !            28:  * Revision 1.1.1.1  1998/09/22 21:05:34  wsanchez
        !            29:  * Import of Mac OS X kernel (~semeria)
        !            30:  *
        !            31:  * Revision 1.1.1.1  1998/03/07 02:25:55  wsanchez
        !            32:  * Import of OSF Mach kernel (~mburg)
        !            33:  *
        !            34:  * Revision 1.1.9.1  1994/09/23  02:22:28  ezf
        !            35:  *     change marker to not FREE
        !            36:  *     [1994/09/22  21:34:35  ezf]
        !            37:  *
        !            38:  * Revision 1.1.7.1  1994/01/12  17:54:33  dwm
        !            39:  *     Coloc: initial restructuring to follow Utah model.
        !            40:  *     added various maxima for act/thread_pool zones
        !            41:  *     [1994/01/12  17:29:08  dwm]
        !            42:  * 
        !            43:  * Revision 1.1.3.3  1993/06/07  22:13:58  jeffc
        !            44:  *     CR9176 - ANSI C violations: trailing tokens on CPP
        !            45:  *     directives, extra semicolons after decl_ ..., asm keywords
        !            46:  *     [1993/06/07  19:06:04  jeffc]
        !            47:  * 
        !            48:  * Revision 1.1.3.2  1993/06/02  23:38:46  jeffc
        !            49:  *     Added to OSF/1 R1.3 from NMK15.0.
        !            50:  *     [1993/06/02  21:13:30  jeffc]
        !            51:  * 
        !            52:  * Revision 1.1  1992/09/30  02:29:52  robert
        !            53:  *     Initial revision
        !            54:  * 
        !            55:  * $EndLog$
        !            56:  */
        !            57: /* CMU_HIST */
        !            58: /*
        !            59:  * Revision 2.5.2.1  92/03/03  16:20:11  jeffreyh
        !            60:  *     19-Feb-92 David L. Black (dlb) at Open Software Foundation
        !            61:  *             Double object slop in PORT_MAX, allow for extra (non-task)
        !            62:  *     ipc spaces (e.g. ipc_space_remote) in SPACE_MAX
        !            63:  *     [92/02/26  11:54:50  jeffreyh]
        !            64:  * 
        !            65:  * Revision 2.5  91/05/14  16:44:25  mrt
        !            66:  *     Correcting copyright
        !            67:  * 
        !            68:  * Revision 2.4  91/02/05  17:27:56  mrt
        !            69:  *     Changed to new Mach copyright
        !            70:  *     [91/02/01  16:15:07  mrt]
        !            71:  * 
        !            72:  * Revision 2.3  90/06/02  14:55:13  rpd
        !            73:  *     Added new IPC parameters.
        !            74:  *     [90/03/26  22:11:55  rpd]
        !            75:  * 
        !            76:  *
        !            77:  * Condensed history:
        !            78:  *     Moved TASK_MAX, PORT_MAX, etc. here from mach/mach_param.h (rpd).
        !            79:  */
        !            80: /* CMU_ENDHIST */
        !            81: /* 
        !            82:  * Mach Operating System
        !            83:  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
        !            84:  * All Rights Reserved.
        !            85:  * 
        !            86:  * Permission to use, copy, modify and distribute this software and its
        !            87:  * documentation is hereby granted, provided that both the copyright
        !            88:  * notice and this permission notice appear in all copies of the
        !            89:  * software, derivative works or modified versions, and any portions
        !            90:  * thereof, and that both notices appear in supporting documentation.
        !            91:  * 
        !            92:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            93:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            94:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            95:  * 
        !            96:  * Carnegie Mellon requests users of this software to return to
        !            97:  * 
        !            98:  *  Software Distribution Coordinator  or  [email protected]
        !            99:  *  School of Computer Science
        !           100:  *  Carnegie Mellon University
        !           101:  *  Pittsburgh PA 15213-3890
        !           102:  * 
        !           103:  * any improvements or extensions that they make and grant Carnegie Mellon
        !           104:  * the rights to redistribute these changes.
        !           105:  */
        !           106: /*
        !           107:  */
        !           108: /*
        !           109:  *     File:   kern/mach_param.h
        !           110:  *     Author: Avadis Tevanian, Jr., Michael Wayne Young
        !           111:  *     Date:   1986
        !           112:  *
        !           113:  *     Mach system sizing parameters
        !           114:  *
        !           115:  */
        !           116: 
        !           117: #ifndef        _KERN_MACH_PARAM_H_
        !           118: #define _KERN_MACH_PARAM_H_
        !           119: 
        !           120: #define THREAD_MAX     1024            /* Max number of threads */
        !           121: #define THREAD_CHUNK   64              /* Allocation chunk */
        !           122: 
        !           123: #define TASK_MAX       1024            /* Max number of tasks */
        !           124: #define TASK_CHUNK     64              /* Allocation chunk */
        !           125: 
        !           126: #define        ACT_MAX         1024            /* Max number of acts */
        !           127: #define ACT_CHUNK      64              /* Allocation chunk */
        !           128: 
        !           129: #define        THREAD_POOL_MAX 1024            /* Max number of thread_pools */
        !           130: #define THREAD_POOL_CHUNK 64           /* Allocation chunk */
        !           131: 
        !           132: #define PORT_MAX       ((TASK_MAX * 3 + THREAD_MAX)    /* kernel */ \
        !           133:                                + (THREAD_MAX * 2)      /* user */ \
        !           134:                                + 40000)                /* slop for objects */
        !           135:                                        /* Number of ports, system-wide */
        !           136: 
        !           137: #define SET_MAX                (TASK_MAX + THREAD_MAX + 200)
        !           138:                                        /* Max number of port sets */
        !           139: 
        !           140: #define        ITE_MAX         (1 << 16)       /* Max number of splay tree entries */
        !           141: 
        !           142: #define        SPACE_MAX       (TASK_MAX + 5)  /* Max number of IPC spaces */
        !           143: 
        !           144: #define        IMAR_MAX        (1 << 10)       /* Max number of msg-accepted reqs */
        !           145: 
        !           146: #endif /* _KERN_MACH_PARAM_H_ */

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