1 /* $NetBSD: linux_mmap.h,v 1.15.16.1 2005/11/01 22:31:17 tron Exp $ */
2
3 /*-
4 * Copyright (c) 1998 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Frank van der Linden and Eric Haszlakiewicz.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #ifndef _LINUX_MMAP_H
40 #define _LINUX_MMAP_H
41
42 #define LINUX_PROT_NONE 0x00
43 #define LINUX_PROT_READ 0x01
44 #define LINUX_PROT_WRITE 0x02
45 #define LINUX_PROT_EXEC 0x04
46 #define LINUX_PROT_GROWSDOWN 0x01000000
47 #define LINUX_PROT_GROWSUP 0x02000000
48
49 #define LINUX_MAP_SHARED 0x0001
50 #define LINUX_MAP_PRIVATE 0x0002
51
52 #if defined(__i386__)
53 #include <compat/linux/arch/i386/linux_mmap.h>
54 #elif defined(__m68k__)
55 #include <compat/linux/arch/m68k/linux_mmap.h>
56 #elif defined(__alpha__)
57 #include <compat/linux/arch/alpha/linux_mmap.h>
58 #elif defined(__powerpc__)
59 #include <compat/linux/arch/powerpc/linux_mmap.h>
60 #elif defined(__mips__)
61 #include <compat/linux/arch/mips/linux_mmap.h>
62 #elif defined(__arm__)
63 #include <compat/linux/arch/arm/linux_mmap.h>
64 /*
65 * XXX ERH: All below here are guesses. The header
66 * XXX ERH: files are correct but the defined(*)
67 * XXX ERH: probably aren't
68 *
69 * XXX ERH: Can probably drop some of these headers: linux
70 * XXX ERH: is stupid about compat stuff. It doesn't really
71 * XXX ERH: use all the defines, but I don't want to go looking
72 * XXX ERH: through all the kernel sources right now.
73 */
74 #elif defined(__sparc__)
75 #include <compat/linux/arch/sparc/linux_mmap.h>
76 #else
77 #error Undefined linux_mmap.h machine type.
78 #endif
79
80 /*
81 * Ensure the linux_sys_mmap syscall appears to exist:
82 */
83 struct linux_sys_mmap_args {
84 syscallarg(unsigned long) addr;
85 syscallarg(size_t) len;
86 syscallarg(int) prot;
87 syscallarg(int) flags;
88 syscallarg(int) fd;
89 syscallarg(linux_off_t) offset;
90 };
91
92 /*
93 * Same arguments, but different meaning for "offset".
94 * See linux_misc.c:linux_sys_mmap2().
95 */
96 #define linux_sys_mmap2_args linux_sys_mmap_args
97
98 #ifdef _KERNEL
99 __BEGIN_DECLS
100 int linux_sys_mmap __P((struct lwp *p, void *v, register_t *retval));
101 int linux_sys_mmap2 __P((struct lwp *p, void *v, register_t *retval));
102 __END_DECLS
103 #endif /* !_KERNEL */
104
105 #endif /* !_LINUX_MMAP_H */
Cache object: 474f7af813577fd2bbfb6b19119682b4
|