xref: /netbsd-src/sys/arch/playstation2/include/param.h (revision 072aa173aac7c432ba19e5847a7eae6ca201fc78)
1 /*	$NetBSD: param.h,v 1.11 2019/01/07 22:00:32 jdolecek 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	_PLAYSTATION2_PARAM_H_
72 #define	_PLAYSTATION2_PARAM_H_
73 
74 #define	_MACHINE	playstation2
75 #define	MACHINE		"playstation2"
76 
77 #include <mips/mips_param.h>
78 
79 /*
80  * Constants related to network buffer management.
81  * MCLBYTES must be no larger than NBPG (the software page size), and,
82  * on machines that exchange pages of input or output buffers with mbuf
83  * clusters (MAPPED_MBUFS), MCLBYTES must also be an integral multiple
84  * of the hardware page size.
85  */
86 #define	MSIZE		256		/* size of an mbuf */
87 
88 #ifndef MCLSHIFT
89 #define	MCLSHIFT	11		/* convert bytes to m_buf clusters */
90 					/* 2K cluster can hold Ether frame */
91 #endif	/* MCLSHIFT */
92 
93 #define	MCLBYTES	(1 << MCLSHIFT)	/* size of a m_buf cluster */
94 
95 #ifndef NMBCLUSTERS
96 #if defined(_KERNEL_OPT)
97 #include "opt_gateway.h"
98 #endif
99 
100 #ifdef GATEWAY
101 #define	NMBCLUSTERS	2048		/* Map size, max cluster allocation */
102 #else
103 #define	NMBCLUSTERS	1024		/* Map size, max cluster allocation */
104 #endif
105 #endif
106 
107 #ifdef _KERNEL
108 #ifndef _LOCORE
109 
110 extern void delay(unsigned);
111 #define DELAY(n)	delay(n)
112 
113 /* provide spl*() */
114 #include <machine/intr.h>
115 
116 #endif	/* _LOCORE */
117 #endif	/* _KERNEL */
118 
119 #endif	/* !_PLAYSTATION2_PARAM_H_ */
120