1 /*---------------------------------------------------------------------------*
2   Project:  Horizon
3   File:     os_MemoryTypes.h
4 
5   Copyright (C)2009-2012 Nintendo Co., Ltd.  All rights reserved.
6 
7   These coded instructions, statements, and computer programs contain
8   proprietary information of Nintendo of America Inc. and/or Nintendo
9   Company Ltd., and are protected by Federal copyright law.  They may
10   not be disclosed to third parties or copied or duplicated in any form,
11   in whole or in part, without the prior written consent of Nintendo.
12 
13   $Rev: 46347 $
14  *---------------------------------------------------------------------------*/
15 
16 /*!
17     @file
18 
19     :include nn/os.h
20  */
21 #ifndef NN_OS_OS_MEMORYTYPES_H_
22 #define NN_OS_OS_MEMORYTYPES_H_
23 
24 #include <nn/types.h>
25 
26 #ifdef __cplusplus
27 
28 namespace nn { namespace os {
29 
30 enum MemoryState
31 {
32     MEMORY_STATE_FREE,
33     MEMORY_STATE_RESERVED,
34     MEMORY_STATE_IO,
35     MEMORY_STATE_STATIC,
36     MEMORY_STATE_CODE,
37     MEMORY_STATE_PRIVATE,
38     MEMORY_STATE_SHARED,
39     MEMORY_STATE_CONTINUOUS,
40     MEMORY_STATE_ALIASED,
41     MEMORY_STATE_ALIAS,
42     MEMORY_STATE_ALIAS_CODE,
43     MEMORY_STATE_LOCKED,
44 
45     MEMORY_STATE_MAX_BITS   = (1u << 31)
46 };
47 
48 enum PageFlag
49 {
50     MEMORY_FLAG_LOCKED           = (1u << 0),
51     MEMORY_FLAG_STATE_CHANGED    = (1u << 1)
52 };
53 
54 const int ALLOCATE_OPTION_LINEAR = 0x1u << 8;
55 
56 enum MemoryOperation
57 {
58     MEMORY_OPERATION_FREE           = (1 << 0),
59     MEMORY_OPERATION_RESERVE        = (2 << 0),
60     MEMORY_OPERATION_COMMIT         = (3 << 0),
61     MEMORY_OPERATION_MAP            = (4 << 0),
62     MEMORY_OPERATION_UNMAP          = (5 << 0),
63     MEMORY_OPERATION_PROTECT        = (6 << 0),
64 
65     MEMORY_OPERATION_REGION_APP     = (1 << 8),
66     MEMORY_OPERATION_REGION_SYSTEM  = (2 << 8),
67     MEMORY_OPERATION_REGION_BASE    = (3 << 8),
68 
69     MEMORY_OPERATION_MASK           = (0xFFu <<  0),
70     MEMORY_OPERATION_REGION_MASK    = (0xFu  <<  8),
71     MEMORY_OPERATION_FLAG_LINEAR    = (0x1u  << 16),
72 
73     MEMORY_OPERATION_MAX_BITS       = (1u << 31)
74 };
75 
76 enum MemoryPermission
77 {
78     MEMORY_PERMISSION_NONE          = 0,
79     MEMORY_PERMISSION_READ          = (1u <<  0),
80     MEMORY_PERMISSION_WRITE         = (1u <<  1),
81     MEMORY_PERMISSION_READ_WRITE    = (MEMORY_PERMISSION_READ | MEMORY_PERMISSION_WRITE),
82 
83     MEMORY_PERMISSION_DONT_CARE     = (1u << 28),
84     MEMORY_PERMISSION_MAX_BITS      = (1u << 31)
85 };
86 
87 }}
88 
89 #endif // __cplusplus
90 
91 #endif /* NN_OS_OS_MEMORYTYPES_H_ */
92