1/* $FreeBSD: head/sys/ia64/include/param.h 96606 2002-05-14 20:35:29Z phk $ */
| 1/* $FreeBSD: head/sys/ia64/include/param.h 96912 2002-05-19 04:42:19Z marcel $ */
|
2/* From: NetBSD: param.h,v 1.20 1997/09/19 13:52:53 leo Exp */
3
4/*
5 * Copyright (c) 1988 University of Utah.
6 * Copyright (c) 1992, 1993
7 * The Regents of the University of California. All rights reserved.
8 *
9 * This code is derived from software contributed to Berkeley by
10 * the Systems Programming Group of the University of Utah Computer
11 * Science Department and Ralph Campbell.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the University of
24 * California, Berkeley and its contributors.
25 * 4. Neither the name of the University nor the names of its contributors
26 * may be used to endorse or promote products derived from this software
27 * without specific prior written permission.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 * SUCH DAMAGE.
40 *
41 * from: Utah $Hdr: machparam.h 1.11 89/08/14$
42 *
43 * @(#)param.h 8.1 (Berkeley) 6/10/93
44 */
45
46/*
47 * Machine dependent constants for the IA64.
48 */
49/*
50 * Round p (pointer or byte index) up to a correctly-aligned value for all
51 * data types (int, long, ...). The result is u_long and must be cast to
52 * any desired pointer type.
53 *
54 * ALIGNED_POINTER is a boolean macro that checks whether an address
55 * is valid to fetch data elements of type t from on this architecture.
56 * This does not reflect the optimal alignment, just the possibility
57 * (within reasonable limits).
58 *
59 */
60#ifndef _ALIGNBYTES
61#define _ALIGNBYTES 7
62#endif
63#ifndef _ALIGN
64#define _ALIGN(p) (((u_long)(p) + _ALIGNBYTES) &~ _ALIGNBYTES)
65#endif
66#ifndef _ALIGNED_POINTER
67#define _ALIGNED_POINTER(p,t) ((((u_long)(p)) & (sizeof(t)-1)) == 0)
68#endif
69
70#ifndef _MACHINE
71#define _MACHINE ia64
72#endif
| 2/* From: NetBSD: param.h,v 1.20 1997/09/19 13:52:53 leo Exp */
3
4/*
5 * Copyright (c) 1988 University of Utah.
6 * Copyright (c) 1992, 1993
7 * The Regents of the University of California. All rights reserved.
8 *
9 * This code is derived from software contributed to Berkeley by
10 * the Systems Programming Group of the University of Utah Computer
11 * Science Department and Ralph Campbell.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 * must display the following acknowledgement:
23 * This product includes software developed by the University of
24 * California, Berkeley and its contributors.
25 * 4. Neither the name of the University nor the names of its contributors
26 * may be used to endorse or promote products derived from this software
27 * without specific prior written permission.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 * SUCH DAMAGE.
40 *
41 * from: Utah $Hdr: machparam.h 1.11 89/08/14$
42 *
43 * @(#)param.h 8.1 (Berkeley) 6/10/93
44 */
45
46/*
47 * Machine dependent constants for the IA64.
48 */
49/*
50 * Round p (pointer or byte index) up to a correctly-aligned value for all
51 * data types (int, long, ...). The result is u_long and must be cast to
52 * any desired pointer type.
53 *
54 * ALIGNED_POINTER is a boolean macro that checks whether an address
55 * is valid to fetch data elements of type t from on this architecture.
56 * This does not reflect the optimal alignment, just the possibility
57 * (within reasonable limits).
58 *
59 */
60#ifndef _ALIGNBYTES
61#define _ALIGNBYTES 7
62#endif
63#ifndef _ALIGN
64#define _ALIGN(p) (((u_long)(p) + _ALIGNBYTES) &~ _ALIGNBYTES)
65#endif
66#ifndef _ALIGNED_POINTER
67#define _ALIGNED_POINTER(p,t) ((((u_long)(p)) & (sizeof(t)-1)) == 0)
68#endif
69
70#ifndef _MACHINE
71#define _MACHINE ia64
72#endif
|
73#ifndef MACHINE
74#define MACHINE "ia64"
75#endif
| |
76#ifndef _MACHINE_ARCH
77#define _MACHINE_ARCH ia64
78#endif
| 73#ifndef _MACHINE_ARCH
74#define _MACHINE_ARCH ia64
75#endif
|
| 76
77#ifndef _NO_NAMESPACE_POLLUTION
78
79#ifndef _MACHINE_PARAM_H_
80#define _MACHINE_PARAM_H_
81
82#ifndef MACHINE
83#define MACHINE "ia64"
84#endif
|
79#ifndef MACHINE_ARCH
80#define MACHINE_ARCH "ia64"
81#endif
82#define MID_MACHINE MID_IA64
83
| 85#ifndef MACHINE_ARCH
86#define MACHINE_ARCH "ia64"
87#endif
88#define MID_MACHINE MID_IA64
89
|
84#include <machine/ia64_cpu.h>
85#include <machine/cpu.h>
86
| |
87/*
88 * OBJFORMAT_NAMES is a comma-separated list of the object formats
89 * that are supported on the architecture.
90 */
91#define OBJFORMAT_NAMES "elf"
92#define OBJFORMAT_DEFAULT "elf"
93
94#ifdef SMP
95#define MAXCPU 16
96#else
97#define MAXCPU 1
98#endif
99
100/*
101 * Round p (pointer or byte index) up to a correctly-aligned value for all
102 * data types (int, long, ...). The result is u_long and must be cast to
103 * any desired pointer type.
104 *
105 * ALIGNED_POINTER is a boolean macro that checks whether an address
106 * is valid to fetch data elements of type t from on this architecture.
107 * This does not reflect the optimal alignment, just the possibility
108 * (within reasonable limits).
109 *
110 */
111#define ALIGNBYTES _ALIGNBYTES
112#define ALIGN(p) _ALIGN(p)
113#define ALIGNED_POINTER(p,t) _ALIGNED_POINTER(p,t)
114
115#if !defined(PAGE_SIZE_4K) && !defined(PAGE_SIZE_8K) && !defined(PAGE_SIZE_16K)
116#define PAGE_SIZE_8K
117#endif
118
119#ifdef PAGE_SIZE_4K
120#define PAGE_SIZE 4096 /* bytes/page */
121#define PAGE_SHIFT 12
122#endif
123#ifdef PAGE_SIZE_8K
124#define PAGE_SIZE 8192 /* bytes/page */
125#define PAGE_SHIFT 13
126#endif
127#ifdef PAGE_SIZE_16K
128#define PAGE_SIZE 16384 /* bytes/page */
129#define PAGE_SHIFT 14
130#endif
131
132#define PAGE_MASK (PAGE_SIZE-1)
133#define NPTEPG (PAGE_SIZE/(sizeof (pt_entry_t)))
134
| 90/*
91 * OBJFORMAT_NAMES is a comma-separated list of the object formats
92 * that are supported on the architecture.
93 */
94#define OBJFORMAT_NAMES "elf"
95#define OBJFORMAT_DEFAULT "elf"
96
97#ifdef SMP
98#define MAXCPU 16
99#else
100#define MAXCPU 1
101#endif
102
103/*
104 * Round p (pointer or byte index) up to a correctly-aligned value for all
105 * data types (int, long, ...). The result is u_long and must be cast to
106 * any desired pointer type.
107 *
108 * ALIGNED_POINTER is a boolean macro that checks whether an address
109 * is valid to fetch data elements of type t from on this architecture.
110 * This does not reflect the optimal alignment, just the possibility
111 * (within reasonable limits).
112 *
113 */
114#define ALIGNBYTES _ALIGNBYTES
115#define ALIGN(p) _ALIGN(p)
116#define ALIGNED_POINTER(p,t) _ALIGNED_POINTER(p,t)
117
118#if !defined(PAGE_SIZE_4K) && !defined(PAGE_SIZE_8K) && !defined(PAGE_SIZE_16K)
119#define PAGE_SIZE_8K
120#endif
121
122#ifdef PAGE_SIZE_4K
123#define PAGE_SIZE 4096 /* bytes/page */
124#define PAGE_SHIFT 12
125#endif
126#ifdef PAGE_SIZE_8K
127#define PAGE_SIZE 8192 /* bytes/page */
128#define PAGE_SHIFT 13
129#endif
130#ifdef PAGE_SIZE_16K
131#define PAGE_SIZE 16384 /* bytes/page */
132#define PAGE_SHIFT 14
133#endif
134
135#define PAGE_MASK (PAGE_SIZE-1)
136#define NPTEPG (PAGE_SIZE/(sizeof (pt_entry_t)))
137
|
135#define KERNBASE 0xfffffc0000300000LL /* start of kernel virtual */
136#define BTOPKERNBASE ((u_long)KERNBASE >> PGSHIFT)
137
| |
138#define CLSIZE 1
139#define CLSIZELOG2 0
140
141/* NOTE: SSIZE, SINCR and UPAGES must be multiples of CLSIZE */
142#define SSIZE 1 /* initial stack size/NBPG */
143#define SINCR 1 /* increment of stack/NBPG */
144
145#define KSTACK_PAGES 4 /* pages of kernel stack */
146#define UAREA_PAGES 1 /* pages of u-area */
147
| 138#define CLSIZE 1
139#define CLSIZELOG2 0
140
141/* NOTE: SSIZE, SINCR and UPAGES must be multiples of CLSIZE */
142#define SSIZE 1 /* initial stack size/NBPG */
143#define SINCR 1 /* increment of stack/NBPG */
144
145#define KSTACK_PAGES 4 /* pages of kernel stack */
146#define UAREA_PAGES 1 /* pages of u-area */
147
|
148/* #define KSTACK_GUARD */ /* compile in kstack guard page */
149
| |
150/*
151 * Mach derived conversion macros
152 */
153#define round_page(x) ((((unsigned long)(x)) + PAGE_MASK) & ~(PAGE_MASK))
154#define trunc_page(x) ((unsigned long)(x) & ~(PAGE_MASK))
155
156#define atop(x) ((unsigned long)(x) >> PAGE_SHIFT)
157#define ptoa(x) ((unsigned long)(x) << PAGE_SHIFT)
158
159#define ia64_btop(x) ((unsigned long)(x) >> PAGE_SHIFT)
160#define ia64_ptob(x) ((unsigned long)(x) << PAGE_SHIFT)
161
162#define pgtok(x) ((x) * (PAGE_SIZE / 1024))
| 148/*
149 * Mach derived conversion macros
150 */
151#define round_page(x) ((((unsigned long)(x)) + PAGE_MASK) & ~(PAGE_MASK))
152#define trunc_page(x) ((unsigned long)(x) & ~(PAGE_MASK))
153
154#define atop(x) ((unsigned long)(x) >> PAGE_SHIFT)
155#define ptoa(x) ((unsigned long)(x) << PAGE_SHIFT)
156
157#define ia64_btop(x) ((unsigned long)(x) >> PAGE_SHIFT)
158#define ia64_ptob(x) ((unsigned long)(x) << PAGE_SHIFT)
159
160#define pgtok(x) ((x) * (PAGE_SIZE / 1024))
|
| 161
162#endif /* !_MACHINE_PARAM_H_ */
163#endif /* !_NO_NAMESPACE_POLLUTION */
|
| |