param.h revision 1.1.2.2
1 1.1.2.2 bouyer /* $NetBSD: param.h,v 1.1.2.2 2000/11/20 20:14:06 bouyer Exp $ */ 2 1.1.2.2 bouyer 3 1.1.2.2 bouyer /* 4 1.1.2.2 bouyer * Copyright (c) 1988 University of Utah. 5 1.1.2.2 bouyer * Copyright (c) 1992, 1993 6 1.1.2.2 bouyer * The Regents of the University of California. All rights reserved. 7 1.1.2.2 bouyer * 8 1.1.2.2 bouyer * This code is derived from software contributed to Berkeley by 9 1.1.2.2 bouyer * the Systems Programming Group of the University of Utah Computer 10 1.1.2.2 bouyer * Science Department and Ralph Campbell. 11 1.1.2.2 bouyer * 12 1.1.2.2 bouyer * Redistribution and use in source and binary forms, with or without 13 1.1.2.2 bouyer * modification, are permitted provided that the following conditions 14 1.1.2.2 bouyer * are met: 15 1.1.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 16 1.1.2.2 bouyer * notice, this list of conditions and the following disclaimer. 17 1.1.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 18 1.1.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 19 1.1.2.2 bouyer * documentation and/or other materials provided with the distribution. 20 1.1.2.2 bouyer * 3. All advertising materials mentioning features or use of this software 21 1.1.2.2 bouyer * must display the following acknowledgement: 22 1.1.2.2 bouyer * This product includes software developed by the University of 23 1.1.2.2 bouyer * California, Berkeley and its contributors. 24 1.1.2.2 bouyer * 4. Neither the name of the University nor the names of its contributors 25 1.1.2.2 bouyer * may be used to endorse or promote products derived from this software 26 1.1.2.2 bouyer * without specific prior written permission. 27 1.1.2.2 bouyer * 28 1.1.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 1.1.2.2 bouyer * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 1.1.2.2 bouyer * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 1.1.2.2 bouyer * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 1.1.2.2 bouyer * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 1.1.2.2 bouyer * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 1.1.2.2 bouyer * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 1.1.2.2 bouyer * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 1.1.2.2 bouyer * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 1.1.2.2 bouyer * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 1.1.2.2 bouyer * SUCH DAMAGE. 39 1.1.2.2 bouyer * 40 1.1.2.2 bouyer * from: Utah Hdr: machparam.h 1.11 89/08/14 41 1.1.2.2 bouyer * 42 1.1.2.2 bouyer * @(#)param.h 8.1 (Berkeley) 6/10/93 43 1.1.2.2 bouyer */ 44 1.1.2.2 bouyer 45 1.1.2.2 bouyer /* 46 1.1.2.2 bouyer * Machine-dependent constants (VM, etc) common across MIPS cpus 47 1.1.2.2 bouyer */ 48 1.1.2.2 bouyer 49 1.1.2.2 bouyer #include <mips/mips_param.h> 50 1.1.2.2 bouyer 51 1.1.2.2 bouyer /* 52 1.1.2.2 bouyer * Machine dependent constants for Mips Corp. machines 53 1.1.2.2 bouyer */ 54 1.1.2.2 bouyer 55 1.1.2.2 bouyer #define _MACHINE_ARCH mipseb 56 1.1.2.2 bouyer #define MACHINE_ARCH "mipseb" 57 1.1.2.2 bouyer #define _MACHINE mipsco 58 1.1.2.2 bouyer #define MACHINE "mipsco" 59 1.1.2.2 bouyer #define MID_MACHINE MID_MIPS 60 1.1.2.2 bouyer 61 1.1.2.2 bouyer #define KERNBASE 0x80000000 /* start of kernel virtual */ 62 1.1.2.2 bouyer #define KERNTEXTOFF 0x80001000 /* start of kernel text for kvm_mkdb */ 63 1.1.2.2 bouyer #define BTOPKERNBASE ((u_long)KERNBASE >> PGSHIFT) 64 1.1.2.2 bouyer 65 1.1.2.2 bouyer #define DEV_BSIZE 512 66 1.1.2.2 bouyer #define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */ 67 1.1.2.2 bouyer #define BLKDEV_IOSIZE 2048 68 1.1.2.2 bouyer #define MAXPHYS (64 * 1024) /* max raw I/O transfer size */ 69 1.1.2.2 bouyer 70 1.1.2.2 bouyer #define CLSIZE 1 71 1.1.2.2 bouyer #define CLSIZELOG2 0 72 1.1.2.2 bouyer 73 1.1.2.2 bouyer /* 74 1.1.2.2 bouyer * Constants related to network buffer management. 75 1.1.2.2 bouyer * MCLBYTES must be no larger than CLBYTES (the software page size), and, 76 1.1.2.2 bouyer * on machines that exchange pages of input or output buffers with mbuf 77 1.1.2.2 bouyer * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple 78 1.1.2.2 bouyer * of the hardware page size. 79 1.1.2.2 bouyer */ 80 1.1.2.2 bouyer #define MSIZE 128 /* size of an mbuf */ 81 1.1.2.2 bouyer 82 1.1.2.2 bouyer #ifndef MCLSHIFT 83 1.1.2.2 bouyer 84 1.1.2.2 bouyer # define MCLSHIFT 11 /* convert bytes to m_buf clusters */ 85 1.1.2.2 bouyer /* 2K cluster can hold Ether frame */ 86 1.1.2.2 bouyer #endif /* MCLSHIFT */ 87 1.1.2.2 bouyer 88 1.1.2.2 bouyer #define MCLBYTES (1 << MCLSHIFT) /* size of a m_buf cluster */ 89 1.1.2.2 bouyer #define MCLOFSET (MCLBYTES - 1) 90 1.1.2.2 bouyer 91 1.1.2.2 bouyer #ifndef NMBCLUSTERS 92 1.1.2.2 bouyer 93 1.1.2.2 bouyer #if defined(_KERNEL) && !defined(_LKM) 94 1.1.2.2 bouyer #include "opt_gateway.h" 95 1.1.2.2 bouyer #endif /* _KERNEL && ! _LKM */ 96 1.1.2.2 bouyer 97 1.1.2.2 bouyer #ifdef GATEWAY 98 1.1.2.2 bouyer #define NMBCLUSTERS 2048 /* map size, max cluster allocation */ 99 1.1.2.2 bouyer #else 100 1.1.2.2 bouyer #define NMBCLUSTERS 1024 /* map size, max cluster allocation */ 101 1.1.2.2 bouyer #endif 102 1.1.2.2 bouyer #endif 103 1.1.2.2 bouyer 104 1.1.2.2 bouyer #include <machine/intr.h> 105 1.1.2.2 bouyer 106 1.1.2.2 bouyer #ifdef _KERNEL 107 1.1.2.2 bouyer #ifndef _LOCORE 108 1.1.2.2 bouyer 109 1.1.2.2 bouyer extern void delay __P((int n)); 110 1.1.2.2 bouyer extern int cpuspeed; 111 1.1.2.2 bouyer #define DELAY(n) { register int N = cpuspeed * (n); while (--N > 0); } 112 1.1.2.2 bouyer 113 1.1.2.2 bouyer #endif /* !_LOCORE */ 114 1.1.2.2 bouyer #endif /* _KERNEL */ 115
Indexes created Thu Oct 23 22:10:10 GMT 2025