param.h revision 1.2 1 1.2 thorpej /* $Id: param.h,v 1.2 2000/02/11 19:25:15 thorpej Exp $ */
2 1.1 nisimura
3 1.1 nisimura /*
4 1.1 nisimura * Copyright (c) 1988 University of Utah.
5 1.1 nisimura * Copyright (c) 1982, 1986, 1990, 1993
6 1.1 nisimura * The Regents of the University of California. All rights reserved.
7 1.1 nisimura *
8 1.1 nisimura * This code is derived from software contributed to Berkeley by
9 1.1 nisimura * the Systems Programming Group of the University of Utah Computer
10 1.1 nisimura * Science Department.
11 1.1 nisimura *
12 1.1 nisimura * Redistribution and use in source and binary forms, with or without
13 1.1 nisimura * modification, are permitted provided that the following conditions
14 1.1 nisimura * are met:
15 1.1 nisimura * 1. Redistributions of source code must retain the above copyright
16 1.1 nisimura * notice, this list of conditions and the following disclaimer.
17 1.1 nisimura * 2. Redistributions in binary form must reproduce the above copyright
18 1.1 nisimura * notice, this list of conditions and the following disclaimer in the
19 1.1 nisimura * documentation and/or other materials provided with the distribution.
20 1.1 nisimura * 3. All advertising materials mentioning features or use of this software
21 1.1 nisimura * must display the following acknowledgement:
22 1.1 nisimura * This product includes software developed by the University of
23 1.1 nisimura * California, Berkeley and its contributors.
24 1.1 nisimura * 4. Neither the name of the University nor the names of its contributors
25 1.1 nisimura * may be used to endorse or promote products derived from this software
26 1.1 nisimura * without specific prior written permission.
27 1.1 nisimura *
28 1.1 nisimura * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29 1.1 nisimura * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 1.1 nisimura * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 1.1 nisimura * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32 1.1 nisimura * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33 1.1 nisimura * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34 1.1 nisimura * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35 1.1 nisimura * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36 1.1 nisimura * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37 1.1 nisimura * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 1.1 nisimura * SUCH DAMAGE.
39 1.1 nisimura *
40 1.1 nisimura * from: Utah $Hdr: machparam.h 1.16 92/12/20$
41 1.1 nisimura *
42 1.1 nisimura * @(#)param.h 8.1 (Berkeley) 6/10/93
43 1.1 nisimura */
44 1.1 nisimura
45 1.1 nisimura #ifndef _MACHINE_PARAM_H_
46 1.1 nisimura #define _MACHINE_PARAM_H_
47 1.1 nisimura
48 1.1 nisimura #define _MACHINE luna68k
49 1.1 nisimura #define MACHINE "luna68k"
50 1.1 nisimura
51 1.1 nisimura #define PGSHIFT 12 /* LOG2(NBPG) */
52 1.1 nisimura #define KERNBASE 0x00000000 /* start of kernel virtual */
53 1.1 nisimura
54 1.1 nisimura #define SEGSHIFT 22 /* LOG2(NBSEG) */
55 1.1 nisimura #define NBSEG (1 << SEGSHIFT) /* bytes/segment */
56 1.1 nisimura #define SEGOFSET (NBSEG-1) /* byte offset into segment */
57 1.1 nisimura
58 1.1 nisimura #define UPAGES 3 /* pages of u-area */
59 1.1 nisimura
60 1.1 nisimura #include <m68k/param.h>
61 1.1 nisimura
62 1.1 nisimura #define NPTEPG (NBPG/(sizeof (pt_entry_t)))
63 1.1 nisimura
64 1.1 nisimura #ifndef MSGBUFSIZE
65 1.1 nisimura #define MSGBUFSIZE NBPG /* default message buffer size */
66 1.1 nisimura #endif
67 1.1 nisimura
68 1.2 thorpej /*
69 1.2 thorpej * Minimum and maximum sizes of the kernel malloc arena in PAGE_SIZE-sized
70 1.2 thorpej * logical pages.
71 1.2 thorpej */
72 1.2 thorpej #define NKMEMPAGES_MIN_DEFAULT ((3 * 1024 * 1024) >> PAGE_SHIFT)
73 1.2 thorpej #define NKMEMPAGES_MAX_DEFAULT ((3 * 1024 * 1024) >> PAGE_SHIFT)
74 1.1 nisimura
75 1.1 nisimura #include <machine/intr.h>
76 1.1 nisimura
77 1.1 nisimura #if defined(_KERNEL) && !defined(_LOCORE)
78 1.1 nisimura #define delay(us) _delay((us)<<8)
79 1.1 nisimura #define DELAY(n) delay(n)
80 1.1 nisimura
81 1.1 nisimura void _delay __P((unsigned));
82 1.1 nisimura #endif /* _KERNEL && !_LOCORE */
83 1.1 nisimura
84 1.1 nisimura #endif /* !_MACHINE_PARAM_H_ */
85