1/*	$NetBSD: pmap_x86.c,v 1.1 2010/06/16 11:45:21 pooka Exp $	*/
2
3/*
4 * Copyright (c) 2010 Antti Kantee.  All Rights Reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#include <sys/cdefs.h>
29__KERNEL_RCSID(0, "$NetBSD: pmap_x86.c,v 1.1 2010/06/16 11:45:21 pooka Exp $");
30
31#include <sys/param.h>
32
33#include <uvm/uvm_extern.h>
34
35static struct pmap thepmap;
36struct pmap *const kernel_pmap_ptr = &thepmap;
37
38void
39pmap_kenter_pa(vaddr_t va, paddr_t pa, vm_prot_t prot, u_int fl)
40{
41
42	panic("%s: unavailable", __func__);
43}
44
45void
46pmap_kremove(vaddr_t va, vsize_t size)
47{
48
49	panic("%s: unavailable", __func__);
50}
51
52int
53pmap_enter(pmap_t pmap, vaddr_t va, paddr_t pa, vm_prot_t prot, u_int flags)
54{
55
56	panic("%s: unavailable", __func__);
57}
58
59bool
60pmap_clear_attrs(struct vm_page *pg, unsigned what)
61{
62
63	return false;
64}
65
66void
67pmap_page_remove(struct vm_page *pg)
68{
69
70}
71
72bool
73pmap_test_attrs(struct vm_page *pg, unsigned what)
74{
75
76	return true;
77}
78
79paddr_t
80vtophys(vaddr_t va)
81{
82
83	return (paddr_t)va;
84}
85
86void
87pmap_update(pmap_t pmap)
88{
89
90}
91
92void
93pmap_remove(pmap_t pmap, vaddr_t sva, vaddr_t eva)
94{
95
96	panic("%s: unavailable", __func__);
97}
98
99bool
100pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *pap)
101{
102
103	*pap = va;
104	return true;
105}
106