source: mainline/libc/include/as.h@ a116ef22

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since a116ef22 was bf9afa07, checked in by Ondrej Palkovsky <ondrap@…>, 19 years ago

Allocation function for allocating free areas for mmap, map_physmem etc.

  • Property mode set to 100644
File size: 1.9 KB
Line 
1/*
2 * Copyright (C) 2005 Martin Decky
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 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - 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 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef __libc_AS_H__
30#define __libc_AS_H__
31
32#include <types.h>
33#include <task.h>
34#include <kernel/arch/mm/as.h>
35#include <kernel/mm/as.h>
36
37#define USER_ADDRESS_SPACE_SIZE_ARCH (USER_ADDRESS_SPACE_END_ARCH-USER_ADDRESS_SPACE_START_ARCH+1)
38
39extern void *as_area_create(void *address, size_t size, int flags);
40extern int as_area_resize(void *address, size_t size, int flags);
41extern int as_area_destroy(void *address);
42extern void *set_maxheapsize(size_t mhs);
43extern void * as_get_mappable_page(size_t sz);
44
45#endif
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