1 /* $NetBSD: rump_x86_pmap.c,v 1.5 2022/08/21 12:08:12 riastradh 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: rump_x86_pmap.c,v 1.5 2022/08/21 12:08:12 riastradh Exp $");
30
31 #include <sys/param.h>
32
33 #include <uvm/uvm_extern.h>
34
35 #include <rump-sys/kern.h>
36
37 void
pmap_kenter_pa(vaddr_t va,paddr_t pa,vm_prot_t prot,u_int fl)38 pmap_kenter_pa(vaddr_t va, paddr_t pa, vm_prot_t prot, u_int fl)
39 {
40
41 panic("%s: unavailable", __func__);
42 }
43
44 void
pmap_kremove(vaddr_t va,vsize_t size)45 pmap_kremove(vaddr_t va, vsize_t size)
46 {
47
48 panic("%s: unavailable", __func__);
49 }
50
51 int
pmap_enter(pmap_t pmap,vaddr_t va,paddr_t pa,vm_prot_t prot,u_int flags)52 pmap_enter(pmap_t pmap, vaddr_t va, paddr_t pa, vm_prot_t prot, u_int flags)
53 {
54
55 panic("%s: unavailable", __func__);
56 }
57
58 bool
pmap_clear_attrs(struct vm_page * pg,unsigned what)59 pmap_clear_attrs(struct vm_page *pg, unsigned what)
60 {
61
62 return false;
63 }
64
65 void
pmap_page_remove(struct vm_page * pg)66 pmap_page_remove(struct vm_page *pg)
67 {
68
69 }
70
71 bool
pmap_test_attrs(struct vm_page * pg,unsigned what)72 pmap_test_attrs(struct vm_page *pg, unsigned what)
73 {
74
75 return true;
76 }
77
78 paddr_t
vtophys(vaddr_t va)79 vtophys(vaddr_t va)
80 {
81
82 return (paddr_t)va;
83 }
84
85 void
pmap_update(pmap_t pmap)86 pmap_update(pmap_t pmap)
87 {
88
89 }
90
91 void
pmap_remove(pmap_t pmap,vaddr_t sva,vaddr_t eva)92 pmap_remove(pmap_t pmap, vaddr_t sva, vaddr_t eva)
93 {
94
95 panic("%s: unavailable", __func__);
96 }
97
98 bool
pmap_extract(pmap_t pmap,vaddr_t va,paddr_t * pap)99 pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *pap)
100 {
101
102 *pap = va;
103 return true;
104 }
105
106 void
pmap_write_protect(pmap_t pmap,vaddr_t sva,vaddr_t eva,vm_prot_t prot)107 pmap_write_protect(pmap_t pmap, vaddr_t sva, vaddr_t eva, vm_prot_t prot)
108 {
109 }
110
111 long
pmap_resident_count(struct pmap * pmap)112 pmap_resident_count(struct pmap *pmap)
113
114 {
115 return 0;
116 }
117
118 long
pmap_wired_count(struct pmap * pmap)119 pmap_wired_count(struct pmap *pmap)
120 {
121
122 return 0;
123 }
124