param.h revision 1.1
1/*	$NetBSD: param.h,v 1.1 2005/12/29 15:20:08 tsutsui 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 _EWS4800MIPS_PARAM_H_
72#define _EWS4800MIPS_PARAM_H_
73
74#include <mips/mips_param.h>
75
76#define	_MACHINE_ARCH	mipseb
77#define	MACHINE_ARCH	"mipseb"
78#define	_MACHINE	ews4800mips
79#define	MACHINE		"ews4800mips"
80#define	MID_MACHINE	MID_MIPS
81
82#define	DEV_BSIZE	512
83#define	DEV_BSHIFT	9		/* log2(DEV_BSIZE) */
84#define	BLKDEV_IOSIZE	2048
85#define	MAXPHYS		(64 * 1024)	/* Maximum raw I/O transfer size */
86
87/*
88 * Constants related to network buffer management.
89 * MCLBYTES must be no larger than NBPG (the software page size), and,
90 * on machines that exchange pages of input or output buffers with mbuf
91 * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple
92 * of the hardware page size.
93 */
94#define	MSIZE		256		/* size of an mbuf */
95
96#ifndef MCLSHIFT
97#define	MCLSHIFT	11		/* convert bytes to m_buf clusters */
98					/* 2K cluster can hold Ether frame */
99#endif /* MCLSHIFT */
100
101#define	MCLBYTES	(1 << MCLSHIFT)	/* size of a m_buf cluster */
102
103#ifndef NMBCLUSTERS
104#if defined(_KERNEL_OPT)
105#include "opt_gateway.h"
106#endif
107
108#ifdef GATEWAY
109#define	NMBCLUSTERS	2048		/* Map size, max cluster allocation */
110#else
111#define	NMBCLUSTERS	1024		/* Map size, max cluster allocation */
112#endif
113#endif /* !NMBCLUSTERS */
114
115#ifdef _KERNEL
116#ifndef _LOCORE
117
118extern void delay(unsigned);
119#define	DELAY(n)	delay(n)
120
121/* provide spl*() */
122#include <machine/intr.h>
123
124#endif /* !_LOCORE */
125#endif /* _KERNEL */
126
127#endif /* !_EWS4800MIPS_PARAM_H_ */
128