Root/
| Source at commit 1146 created 12 years 11 months ago. By azimutz, Sync with trunk (r1145). Add nVidia dev id's, 0DF4 for "GeForce GT 450M" (issue 99) and 1251 for "GeForce GTX 560M" (thanks to oSxFr33k for testing). | |
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| 1 | /*␊ |
| 2 | * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.␊ |
| 3 | *␊ |
| 4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊ |
| 5 | * ␊ |
| 6 | * This file contains Original Code and/or Modifications of Original Code␊ |
| 7 | * as defined in and that are subject to the Apple Public Source License␊ |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in␊ |
| 9 | * compliance with the License. The rights granted to you under the License␊ |
| 10 | * may not be used to create, or enable the creation or redistribution of,␊ |
| 11 | * unlawful or unlicensed copies of an Apple operating system, or to␊ |
| 12 | * circumvent, violate, or enable the circumvention or violation of, any␊ |
| 13 | * terms of an Apple operating system software license agreement.␊ |
| 14 | * ␊ |
| 15 | * Please obtain a copy of the License at␊ |
| 16 | * http://www.opensource.apple.com/apsl/ and read it before using this file.␊ |
| 17 | * ␊ |
| 18 | * The Original Code and all software distributed under the License are␊ |
| 19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
| 20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
| 21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
| 22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊ |
| 23 | * Please see the License for the specific language governing rights and␊ |
| 24 | * limitations under the License.␊ |
| 25 | * ␊ |
| 26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊ |
| 27 | */␊ |
| 28 | /*-␊ |
| 29 | * Copyright (c) 1990, 1993␊ |
| 30 | *␉The Regents of the University of California. All rights reserved.␊ |
| 31 | * (c) UNIX System Laboratories, Inc.␊ |
| 32 | * All or some portions of this file are derived from material licensed␊ |
| 33 | * to the University of California by American Telephone and Telegraph␊ |
| 34 | * Co. or Unix System Laboratories, Inc. and are reproduced herein with␊ |
| 35 | * the permission of UNIX System Laboratories, Inc.␊ |
| 36 | *␊ |
| 37 | * Redistribution and use in source and binary forms, with or without␊ |
| 38 | * modification, are permitted provided that the following conditions␊ |
| 39 | * are met:␊ |
| 40 | * 1. Redistributions of source code must retain the above copyright␊ |
| 41 | * notice, this list of conditions and the following disclaimer.␊ |
| 42 | * 2. Redistributions in binary form must reproduce the above copyright␊ |
| 43 | * notice, this list of conditions and the following disclaimer in the␊ |
| 44 | * documentation and/or other materials provided with the distribution.␊ |
| 45 | * 3. All advertising materials mentioning features or use of this software␊ |
| 46 | * must display the following acknowledgement:␊ |
| 47 | *␉This product includes software developed by the University of␊ |
| 48 | *␉California, Berkeley and its contributors.␊ |
| 49 | * 4. Neither the name of the University nor the names of its contributors␊ |
| 50 | * may be used to endorse or promote products derived from this software␊ |
| 51 | * without specific prior written permission.␊ |
| 52 | *␊ |
| 53 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND␊ |
| 54 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE␊ |
| 55 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE␊ |
| 56 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE␊ |
| 57 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL␊ |
| 58 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS␊ |
| 59 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)␊ |
| 60 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT␊ |
| 61 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY␊ |
| 62 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF␊ |
| 63 | * SUCH DAMAGE.␊ |
| 64 | *␊ |
| 65 | *␉@(#)param.h␉8.1 (Berkeley) 4/4/95␊ |
| 66 | */␊ |
| 67 | ␊ |
| 68 | /*␊ |
| 69 | * Machine dependent constants for Intel 386.␊ |
| 70 | */␊ |
| 71 | ␊ |
| 72 | #ifndef _I386_PARAM_H_␊ |
| 73 | #define _I386_PARAM_H_␊ |
| 74 | ␊ |
| 75 | #include <i386/_param.h>␊ |
| 76 | ␊ |
| 77 | /*␊ |
| 78 | * Round p (pointer or byte index) up to a correctly-aligned value for all␊ |
| 79 | * data types (int, long, ...). The result is unsigned int and must be␊ |
| 80 | * cast to any desired pointer type.␊ |
| 81 | */␊ |
| 82 | #define␉ALIGNBYTES␉__DARWIN_ALIGNBYTES␊ |
| 83 | #define␉ALIGN(p)␉__DARWIN_ALIGN(p)␊ |
| 84 | ␊ |
| 85 | #define␉NBPG␉␉4096␉␉/* bytes/page */␊ |
| 86 | #define␉PGOFSET␉␉(NBPG-1)␉/* byte offset into page */␊ |
| 87 | #define␉PGSHIFT␉␉12␉␉/* LOG2(NBPG) */␊ |
| 88 | ␊ |
| 89 | #define␉DEV_BSIZE␉512␊ |
| 90 | #define␉DEV_BSHIFT␉9␉␉/* log2(DEV_BSIZE) */␊ |
| 91 | #define BLKDEV_IOSIZE␉2048␊ |
| 92 | #define␉MAXPHYS␉␉(128 * 1024)␉/* max raw I/O transfer size */␊ |
| 93 | ␊ |
| 94 | #define␉CLSIZE␉␉1␊ |
| 95 | #define␉CLSIZELOG2␉0␊ |
| 96 | ␊ |
| 97 | /*␊ |
| 98 | * Constants related to network buffer management.␊ |
| 99 | * MCLBYTES must be no larger than CLBYTES (the software page size), and,␊ |
| 100 | * on machines that exchange pages of input or output buffers with mbuf␊ |
| 101 | * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple␊ |
| 102 | * of the hardware page size.␊ |
| 103 | */␊ |
| 104 | #define␉MSIZE␉␉256␉␉/* size of an mbuf */␊ |
| 105 | #define␉MCLBYTES␉2048␉␉/* large enough for ether MTU */␊ |
| 106 | #define␉MCLSHIFT␉11␊ |
| 107 | #define␉MCLOFSET␉(MCLBYTES - 1)␊ |
| 108 | #ifndef NMBCLUSTERS␊ |
| 109 | #ifdef GATEWAY␊ |
| 110 | #define␉NMBCLUSTERS␉((1024 * 1024) / MCLBYTES)␉/* cl map size: 1MB */␊ |
| 111 | #else␊ |
| 112 | #define␉NMBCLUSTERS␉((1024 * 512) / MCLBYTES)␉/* cl map size: 0.5MB */␊ |
| 113 | #endif␊ |
| 114 | #endif␊ |
| 115 | ␊ |
| 116 | /*␊ |
| 117 | * Some macros for units conversion␊ |
| 118 | */␊ |
| 119 | /* Core clicks (NeXT_page_size bytes) to segments and vice versa */␊ |
| 120 | #define␉ctos(x)␉(x)␊ |
| 121 | #define␉stoc(x)␉(x)␊ |
| 122 | ␊ |
| 123 | /* Core clicks (4096 bytes) to disk blocks */␊ |
| 124 | #define␉ctod(x)␉((x)<<(PGSHIFT-DEV_BSHIFT))␊ |
| 125 | #define␉dtoc(x)␉((x)>>(PGSHIFT-DEV_BSHIFT))␊ |
| 126 | #define␉dtob(x)␉((x)<<DEV_BSHIFT)␊ |
| 127 | ␊ |
| 128 | /* clicks to bytes */␊ |
| 129 | #define␉ctob(x)␉((x)<<PGSHIFT)␊ |
| 130 | ␊ |
| 131 | /* bytes to clicks */␊ |
| 132 | #define␉btoc(x)␉(((unsigned)(x)+(NBPG-1))>>PGSHIFT)␊ |
| 133 | ␊ |
| 134 | #ifdef __APPLE__␊ |
| 135 | #define btodb(bytes, devBlockSize) \␊ |
| 136 | ((unsigned)(bytes) / devBlockSize)␊ |
| 137 | #define dbtob(db, devBlockSize) \␊ |
| 138 | ((unsigned)(db) * devBlockSize)␊ |
| 139 | #else␊ |
| 140 | #define␉btodb(bytes)␉ ␉␉/* calculates (bytes / DEV_BSIZE) */ \␊ |
| 141 | ␉((unsigned)(bytes) >> DEV_BSHIFT)␊ |
| 142 | #define␉dbtob(db)␉␉␉/* calculates (db * DEV_BSIZE) */ \␊ |
| 143 | ␉((unsigned)(db) << DEV_BSHIFT)␊ |
| 144 | #endif␊ |
| 145 | ␊ |
| 146 | /*␊ |
| 147 | * Map a ``block device block'' to a file system block.␊ |
| 148 | * This should be device dependent, and will be if we␊ |
| 149 | * add an entry to cdevsw/bdevsw for that purpose.␊ |
| 150 | * For now though just use DEV_BSIZE.␊ |
| 151 | */␊ |
| 152 | #define␉bdbtofsb(bn)␉((bn) / (BLKDEV_IOSIZE/DEV_BSIZE))␊ |
| 153 | ␊ |
| 154 | /*␊ |
| 155 | * Macros to decode (and encode) processor status word.␊ |
| 156 | */␊ |
| 157 | #define STATUS_WORD(rpl, ipl)␉(((ipl) << 8) | (rpl))␊ |
| 158 | #define␉USERMODE(x)␉␉(((x) & 3) == 3)␊ |
| 159 | #define␉BASEPRI(x)␉␉(((x) & (255 << 8)) == 0)␊ |
| 160 | ␊ |
| 161 | ␊ |
| 162 | #if␉defined(KERNEL) || defined(STANDALONE)␊ |
| 163 | #define␉DELAY(n) delay(n)␊ |
| 164 | ␊ |
| 165 | #else␉/* defined(KERNEL) || defined(STANDALONE) */␊ |
| 166 | #define␉DELAY(n)␉{ register int N = (n); while (--N > 0); }␊ |
| 167 | #endif␉/* defined(KERNEL) || defined(STANDALONE) */␊ |
| 168 | ␊ |
| 169 | #endif /* _I386_PARAM_H_ */␊ |
| 170 | |
