param.h revision 1.10
1 /* $NetBSD: param.h,v 1.10 2008/02/21 09:32:12 sekiya Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * the Systems Programming Group of the University of Utah Computer 9 * Science Department and Ralph Campbell. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 /* 36 * Copyright (c) 1988 University of Utah. 37 * 38 * This code is derived from software contributed to Berkeley by 39 * the Systems Programming Group of the University of Utah Computer 40 * Science Department and Ralph Campbell. 41 * 42 * Redistribution and use in source and binary forms, with or without 43 * modification, are permitted provided that the following conditions 44 * are met: 45 * 1. Redistributions of source code must retain the above copyright 46 * notice, this list of conditions and the following disclaimer. 47 * 2. Redistributions in binary form must reproduce the above copyright 48 * notice, this list of conditions and the following disclaimer in the 49 * documentation and/or other materials provided with the distribution. 50 * 3. All advertising materials mentioning features or use of this software 51 * must display the following acknowledgement: 52 * This product includes software developed by the University of 53 * California, Berkeley and its contributors. 54 * 4. Neither the name of the University nor the names of its contributors 55 * may be used to endorse or promote products derived from this software 56 * without specific prior written permission. 57 * 58 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 59 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 60 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 61 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 62 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 63 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 64 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 65 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 66 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 67 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 68 * SUCH DAMAGE. 69 */ 70 71 #ifndef _SGIMIPS_PARAM_H_ 72 #define _SGIMIPS_PARAM_H_ 73 74 #if !defined(MSGBUFSIZE) 75 #define MSGBUFSIZE 8192 76 #endif 77 78 #include <mips/mips_param.h> 79 80 #define _MACHINE_ARCH mipseb 81 #define MACHINE_ARCH "mipseb" 82 #define _MACHINE sgimips 83 #define MACHINE "sgimips" 84 #define MID_MACHINE MID_MIPS 85 86 #define DEV_BSIZE 512 87 #define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */ 88 #define BLKDEV_IOSIZE 2048 89 #define MAXPHYS (64 * 1024) /* Maximum raw I/O transfer size */ 90 91 92 /* 93 * Constants related to network buffer management. 94 * MCLBYTES must be no larger than NBPG (the software page size), and, 95 * on machines that exchange pages of input or output buffers with mbuf 96 * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple 97 * of the hardware page size. 98 */ 99 #define MSIZE 256 /* size of an mbuf */ 100 101 #ifndef MCLSHIFT 102 #define MCLSHIFT 11 /* convert bytes to m_buf clusters */ 103 /* 2K cluster can hold Ether frame */ 104 #endif /* MCLSHIFT */ 105 106 #define MCLBYTES (1 << MCLSHIFT) /* size of a m_buf cluster */ 107 108 #ifndef NMBCLUSTERS 109 #if defined(_KERNEL_OPT) 110 #include "opt_gateway.h" 111 #endif 112 113 #ifdef GATEWAY 114 #define NMBCLUSTERS 2048 /* Map size, max cluster allocation */ 115 #else 116 #define NMBCLUSTERS 1024 /* Map size, max cluster allocation */ 117 #endif 118 #endif 119 120 #ifdef _KERNEL 121 #ifndef _LOCORE 122 123 __inline extern void delay(unsigned long); 124 #define DELAY(n) delay(n) 125 126 #include <machine/intr.h> 127 128 #endif /* _LOCORE */ 129 #endif /* _KERNEL */ 130 131 #endif /* !_SGIMIPS_PARAM_H_ */ 132
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