1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1998-1999 Andrew Gallatin
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer
12 * in this position and unchanged.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software withough specific prior written permission
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32
33 #ifndef _COMPAT_IA32_IA32_UTIL_H
34 #define _COMPAT_IA32_IA32_UTIL_H
35
36 #include <vm/vm.h>
37 #include <vm/vm_param.h>
38 #include <vm/pmap.h>
39
40 #include <sys/exec.h>
41 #include <sys/sysent.h>
42 #include <sys/cdefs.h>
43
44 #define FREEBSD32_MAXUSER ((1ul << 32) - IA32_PAGE_SIZE)
45 #define FREEBSD32_MINUSER 0
46 #define FREEBSD32_SHAREDPAGE (FREEBSD32_MAXUSER - IA32_PAGE_SIZE)
47 #define FREEBSD32_USRSTACK FREEBSD32_SHAREDPAGE
48
49 #define IA32_PAGE_SIZE 4096
50 #define IA32_MAXDSIZ (512*1024*1024) /* 512MB */
51 #define IA32_MAXSSIZ (64*1024*1024) /* 64MB */
52 #define IA32_MAXVMEM 0 /* Unlimited */
53
54 struct syscall_args;
55 int ia32_fetch_syscall_args(struct thread *td);
56 void ia32_set_syscall_retval(struct thread *, int);
57 void ia32_fixlimit(struct rlimit *rl, int which);
58
59 #endif /* _COMPAT_IA32_IA32_UTIL_H */
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