xref: /freebsd/share/man/man9/pmap_protect.9 (revision a64729f5077d77e13b9497cb33ecb3c82e606ee8)
1.\"
2.\" Copyright (c) 2003 Bruce M Simpson <bms@spc.org>
3.\" All rights reserved.
4.\"
5.\" Redistribution and use in source and binary forms, with or without
6.\" modification, are permitted provided that the following conditions
7.\" are met:
8.\" 1. Redistributions of source code must retain the above copyright
9.\"    notice, this list of conditions and the following disclaimer.
10.\" 2. Redistributions in binary form must reproduce the above copyright
11.\"    notice, this list of conditions and the following disclaimer in the
12.\"    documentation and/or other materials provided with the distribution.
13.\"
14.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24.\" SUCH DAMAGE.
25.\"
26.Dd July 18, 2014
27.Dt PMAP_PROTECT 9
28.Os
29.Sh NAME
30.Nm pmap_protect
31.Nd set physical page protection
32.Sh SYNOPSIS
33.In sys/param.h
34.In vm/vm.h
35.In vm/pmap.h
36.Ft void
37.Fo pmap_protect
38.Fa "pmap_t pmap" "vm_offset_t sva" "vm_offset_t eva" "vm_prot_t prot"
39.Fc
40.Sh DESCRIPTION
41The
42.Fn pmap_protect
43function sets the physical page permissions to
44.Fa prot
45for all physical pages in the physical map
46.Fa pmap
47in the virtual address range between
48.Fa sva
49and
50.Fa eva .
51.Sh SEE ALSO
52.Xr pmap 9
53.Sh AUTHORS
54This manual page was written by
55.An Bruce M Simpson Aq Mt bms@spc.org .
56