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93 lines
3.3 KiB
C
93 lines
3.3 KiB
C
/*
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* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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/*
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* @OSF_COPYRIGHT@
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*/
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/*
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* Mach Operating System
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* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
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* All Rights Reserved.
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*
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie Mellon
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* the rights to redistribute these changes.
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*/
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/*
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*/
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/*
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* File: kern/mach_param.h
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* Author: Avadis Tevanian, Jr., Michael Wayne Young
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* Date: 1986
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*
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* Mach system sizing parameters
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*
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*/
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#ifdef XNU_KERNEL_PRIVATE
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#ifndef _KERN_MACH_PARAM_H_
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#define _KERN_MACH_PARAM_H_
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extern int thread_max, task_threadmax, task_max;
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#define THREAD_CHUNK 64 /* Allocation chunk */
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#define TASK_CHUNK 64 /* Allocation chunk */
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#define PORT_MAX ((task_max * 3 + thread_max) /* kernel */ \
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+ (thread_max * 2) /* user */ \
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+ 40000) /* slop for objects */
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/* Number of ports, system-wide */
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#define SET_MAX (task_max + (thread_max * 2) + 200)
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/* Max number of port sets */
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#define SPACE_MAX (task_max + 5) /* Max number of IPC spaces */
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#define SEMAPHORE_MAX (PORT_MAX >> 1) /* Maximum number of semaphores */
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#endif /* _KERN_MACH_PARAM_H_ */
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#endif /* XNU_KERNEL_PRIVATE */
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