source: mainline/abi/include/mm/as.h@ 5892ec1

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 5892ec1 was 5892ec1, checked in by Jakub Jermar <jakub@…>, 13 years ago

Rename AS_AREA_NORESERVE to AS_AREA_LATE_RESERVE.

This reflects the fact that we still reserve memory for these areas,
but the reservation is done late during the page fault.

  • Property mode set to 100644
File size: 2.0 KB
Line 
1/*
2 * Copyright (c) 2010 Jakub Jermar
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/** @addtogroup genericmm
30 * @{
31 */
32/** @file
33 */
34
35#ifndef ABI_AS_H_
36#define ABI_AS_H_
37
38/** Address space area flags. */
39#define AS_AREA_READ 0x01
40#define AS_AREA_WRITE 0x02
41#define AS_AREA_EXEC 0x04
42#define AS_AREA_CACHEABLE 0x08
43#define AS_AREA_GUARD 0x10
44#define AS_AREA_LATE_RESERVE 0x20
45
46/** Address space area info exported to uspace. */
47typedef struct {
48 /** Starting address */
49 uintptr_t start_addr;
50
51 /** Area size */
52 size_t size;
53
54 /** Area flags */
55 unsigned int flags;
56} as_area_info_t;
57
58#endif
59
60/** @}
61 */
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