/* * Mach Operating System * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University. * Copyright (c) 1993,1994 The University of Utah and * the Computer Systems Laboratory (CSL). * All rights reserved. * * Permission to use, copy, modify and distribute this software and its * documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON, THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF * THIS SOFTWARE IN ITS "AS IS" CONDITION, AND DISCLAIM ANY LIABILITY * OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF * THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie Mellon * the rights to redistribute these changes. */ /* * File: kern/mach_param.h * Author: Avadis Tevanian, Jr., Michael Wayne Young * Date: 1986 * * Mach system sizing parameters * */ #ifndef _KERN_MACH_PARAM_H_ #define _KERN_MACH_PARAM_H_ #define THREAD_MAX 1024 /* Max number of threads */ #define THREAD_CHUNK 64 /* Allocation chunk */ #define TASK_MAX 1024 /* Max number of tasks */ #define TASK_CHUNK 64 /* Allocation chunk */ #define ACT_MAX 1024 /* Max number of acts */ #define ACT_CHUNK 64 /* Allocation chunk */ #define ACTPOOL_MAX 1024 #define ACTPOOL_CHUNK 64 #define PORT_MAX ((TASK_MAX * 3 + THREAD_MAX) /* kernel */ \ + (THREAD_MAX * 2) /* user */ \ + 40000) /* slop for objects */ /* Number of ports, system-wide */ #define SET_MAX (TASK_MAX + THREAD_MAX + 200) /* Max number of port sets */ #define ITE_MAX (1 << 16) /* Max number of splay tree entries */ #define SPACE_MAX (TASK_MAX + 5) /* Max number of IPC spaces */ #define IMAR_MAX (1 << 10) /* Max number of msg-accepted reqs */ #endif /* _KERN_MACH_PARAM_H_ */