1 /* $NetBSD: param.h,v 1.2 2002/02/26 15:13:25 simonb Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1992, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department and Ralph Campbell. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 */ 40 41 #include <mips/mips_param.h> 42 43 #define _MACHINE_ARCH mipsel 44 #define MACHINE_ARCH "mipsel" 45 #define _MACHINE playstation2 46 #define MACHINE "playstation2" 47 #define MID_MACHINE MID_PMAX /* XXX no suitable MID for mipsel */ 48 49 #define DEV_BSIZE 512 50 #define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */ 51 #define BLKDEV_IOSIZE 2048 52 #define MAXPHYS (64 * 1024) /* Maximum raw I/O transfer size */ 53 54 /* 55 * Constants related to network buffer management. 56 * MCLBYTES must be no larger than NBPG (the software page size), and, 57 * on machines that exchange pages of input or output buffers with mbuf 58 * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple 59 * of the hardware page size. 60 */ 61 #define MSIZE 256 /* size of an mbuf */ 62 63 #ifndef MCLSHIFT 64 #define MCLSHIFT 11 /* convert bytes to m_buf clusters */ 65 /* 2K cluster can hold Ether frame */ 66 #endif /* MCLSHIFT */ 67 68 #define MCLBYTES (1 << MCLSHIFT) /* size of a m_buf cluster */ 69 70 #ifndef NMBCLUSTERS 71 #if defined(_KERNEL_OPT) 72 #include "opt_gateway.h" 73 #endif 74 75 #ifdef GATEWAY 76 #define NMBCLUSTERS 2048 /* Map size, max cluster allocation */ 77 #else 78 #define NMBCLUSTERS 1024 /* Map size, max cluster allocation */ 79 #endif 80 #endif 81 82 #ifdef _KERNEL 83 #ifndef _LOCORE 84 85 extern void delay(unsigned); 86 #define DELAY(n) delay(n) 87 88 /* provide spl*() */ 89 #include <machine/intr.h> 90 91 #endif /* _LOCORE */ 92 #endif /* _KERNEL */ 93