[apple/xnu.git] / bsd / conf / param.c

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * Copyright (c) 1980, 1986, 1989, 1993
 *	The Regents of the University of California.  All rights reserved.
 * (c) UNIX System Laboratories, Inc.
 * All or some portions of this file are derived from material licensed
 * to the University of California by American Telephone and Telegraph
 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
 * the permission of UNIX System Laboratories, Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)param.c	8.3 (Berkeley) 8/20/94
 */

#include <confdep.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <sys/vnode.h>
#include <sys/file.h>
#include <sys/callout.h>
#include <sys/clist.h>
#include <sys/mbuf.h>
#include <sys/domain.h>
#include <sys/kernel.h>
#include <ufs/ufs/quota.h>
#include <ufs/ufs/inode.h>
#include <miscfs/fifofs/fifo.h>
#include <sys/shm.h>

struct	timezone tz = { TIMEZONE, PST };

#define	NPROC (20 + 16 * MAXUSERS)
int	maxproc = NPROC;
int nprocs = 0; /* XXX */

#define	NTEXT (80 + NPROC / 8)			/* actually the object cache */
#define	NVNODE (NPROC + NTEXT + 300)
int	desiredvnodes = NVNODE + 350;

#define MAXFILES (OPEN_MAX + 2048)
int	maxfiles = MAXFILES;

unsigned int	ncallout = 16 + 2*NPROC;
int nmbclusters = NMBCLUSTERS;
int	nport = NPROC / 2;

#define MAXSOCKETS NMBCLUSTERS
int	maxsockets = MAXSOCKETS;

#define	SHMMAXPGS	1024		/* XXX until we have more kmap space */

#ifndef SHMMAX
#define	SHMMAX	(SHMMAXPGS * 4096)
#endif
#ifndef SHMMIN
#define	SHMMIN	1
#endif
#ifndef SHMMNI
#define	SHMMNI	32			/* <= SHMMMNI in shm.h */
#endif
#ifndef SHMSEG
#define	SHMSEG	8
#endif
#ifndef SHMALL
#define	SHMALL	(SHMMAXPGS)
#endif

struct	shminfo shminfo = {
	SHMMAX,
	SHMMIN,
	SHMMNI,
	SHMSEG,
	SHMALL
};

/*
 * These have to be allocated somewhere; allocating
 * them here forces loader errors if this file is omitted
 * (if they've been externed everywhere else; hah!).
 */
struct 	callout *callout;
struct	cblock *cfree;
struct	cblock *cfreelist = 0;
int	cfreecount = 0;
struct	buf *buf;
struct	domain *domains;
Commit	Line	Data
1c79356b A	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	* Copyright (c) 1980, 1986, 1989, 1993
	24	* The Regents of the University of California. All rights reserved.
	25	* (c) UNIX System Laboratories, Inc.
	26	* All or some portions of this file are derived from material licensed
	27	* to the University of California by American Telephone and Telegraph
	28	* Co. or Unix System Laboratories, Inc. and are reproduced herein with
	29	* the permission of UNIX System Laboratories, Inc.
	30	*
	31	* Redistribution and use in source and binary forms, with or without
	32	* modification, are permitted provided that the following conditions
	33	* are met:
	34	* 1. Redistributions of source code must retain the above copyright
	35	* notice, this list of conditions and the following disclaimer.
	36	* 2. Redistributions in binary form must reproduce the above copyright
	37	* notice, this list of conditions and the following disclaimer in the
	38	* documentation and/or other materials provided with the distribution.
	39	* 3. All advertising materials mentioning features or use of this software
	40	* must display the following acknowledgement:
	41	* This product includes software developed by the University of
	42	* California, Berkeley and its contributors.
	43	* 4. Neither the name of the University nor the names of its contributors
	44	* may be used to endorse or promote products derived from this software
	45	* without specific prior written permission.
	46	*
	47	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	48	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	49	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	50	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	51	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	52	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	53	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	54	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	55	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	56	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	57	* SUCH DAMAGE.
	58	*
	59	* @(#)param.c 8.3 (Berkeley) 8/20/94
	60	*/
	61
	62	#include <confdep.h>
	63	#include <sys/param.h>
	64	#include <sys/systm.h>
65	#include <sys/socket.h>
66	#include <sys/vnode.h>
67	#include <sys/file.h>
68	#include <sys/callout.h>
69	#include <sys/clist.h>
70	#include <sys/mbuf.h>
71	#include <sys/domain.h>
72	#include <sys/kernel.h>
73	#include <ufs/ufs/quota.h>
74	#include <ufs/ufs/inode.h>
75	#include <miscfs/fifofs/fifo.h>
76	#include <sys/shm.h>
77
78	struct timezone tz = { TIMEZONE, PST };
79
80	#define NPROC (20 + 16 * MAXUSERS)
81	int maxproc = NPROC;
82	int nprocs = 0; /* XXX */
83
84	#define NTEXT (80 + NPROC / 8) /* actually the object cache */
85	#define NVNODE (NPROC + NTEXT + 300)
86	int desiredvnodes = NVNODE + 350;
87
88	#define MAXFILES (OPEN_MAX + 2048)
89	int maxfiles = MAXFILES;
90
91	unsigned int ncallout = 16 + 2*NPROC;
92	int nmbclusters = NMBCLUSTERS;
93	int nport = NPROC / 2;
94
95	#define MAXSOCKETS NMBCLUSTERS
96	int maxsockets = MAXSOCKETS;
97
98	#define SHMMAXPGS 1024 /* XXX until we have more kmap space */
99
100	#ifndef SHMMAX
101	#define SHMMAX (SHMMAXPGS * 4096)
102	#endif
103	#ifndef SHMMIN
104	#define SHMMIN 1
105	#endif
106	#ifndef SHMMNI
107	#define SHMMNI 32 /* <= SHMMMNI in shm.h */
108	#endif
109	#ifndef SHMSEG
110	#define SHMSEG 8
111	#endif
112	#ifndef SHMALL
113	#define SHMALL (SHMMAXPGS)
114	#endif
115
116	struct shminfo shminfo = {
117	SHMMAX,
118	SHMMIN,
119	SHMMNI,
120	SHMSEG,
121	SHMALL
122	};
123
124	/*
125	* These have to be allocated somewhere; allocating
126	* them here forces loader errors if this file is omitted
127	* (if they've been externed everywhere else; hah!).
128	*/
129	struct callout *callout;
130	struct cblock *cfree;
131	struct cblock *cfreelist = 0;
132	int cfreecount = 0;
133	struct buf *buf;
134	struct domain *domains;