1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 28 /* All Rights Reserved */ 29 30 /* 31 * Portions of this source code were derived from Berkeley 4.3 BSD 32 * under license from the Regents of the University of California. 33 */ 34 35 #ifndef _SYS_VMPARAM_H 36 #define _SYS_VMPARAM_H 37 38 #if (defined(_KERNEL) || defined(_KMEMUSER)) && defined(_MACHDEP) 39 #include <sys/vm_machparam.h> 40 #endif 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 #define SSIZE 4096 /* initial stack size */ 47 #define SINCR 4096 /* increment of stack */ 48 49 /* 50 * USRSTACK is the top (end) of the user stack. 51 */ 52 #if defined(__amd64) 53 #define USRSTACK USERLIMIT 54 #define USRSTACK32 0x8048000 55 #define USRSTACK64_32 USERLIMIT32 56 #elif defined(__i386) 57 #define USRSTACK 0x8048000 58 #define USRSTACK32 USRSTACK 59 #define USRSTACK64_32 USRSTACK 60 #endif 61 62 /* 63 * Implementation architecture independent sections of the kernel use 64 * this section. 65 */ 66 #if (defined(_KERNEL) || defined(_KMEMUSER)) && !defined(_MACHDEP) 67 68 #if defined(_KERNEL) && !defined(_ASM) 69 extern const unsigned int _diskrpm; 70 extern const unsigned long _dsize_limit; 71 extern const unsigned long _ssize_limit; 72 extern const unsigned long _pgthresh; 73 extern const unsigned int _maxslp; 74 extern const unsigned long _maxhandspreadpages; 75 #endif /* defined(_KERNEL) && !defined(_ASM) */ 76 77 #define DISKRPM _diskrpm 78 #define DSIZE_LIMIT _dsize_limit 79 #define SSIZE_LIMIT _ssize_limit 80 #define PGTHRESH _pgthresh 81 #define MAXSLP _maxslp 82 #define MAXHANDSPREADPAGES _maxhandspreadpages 83 84 #endif /* (defined(_KERNEL) || defined(_KMEMUSER)) && !defined(_MACHDEP) */ 85 86 #ifdef __cplusplus 87 } 88 #endif 89 90 #endif /* _SYS_VMPARAM_H */ 91