1 /*---------------------------------------------------------------------------*
2   Project:  Horizon
3   File:     os_MemoryBlockBase.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: 47236 $
14  *---------------------------------------------------------------------------*/
15 
16 /*
17 
18 
19 
20 */
21 
22 #ifndef NN_OS_OS_MEMORYBLOCKBASE_H_
23 #define NN_OS_OS_MEMORYBLOCKBASE_H_
24 
25 #include <nn/config.h>
26 #if NN_PLATFORM_HAS_MMU
27 
28 #include <nn/types.h>
29 #include <nn/Handle.h>
30 #include <nn/svc.h>
31 #include <nn/fnd/fnd_LinkedList.h>
32 #include <nn/os/CTR/os_MemoryConfig.h>
33 
34 #ifdef __cplusplus
35 
36 #include <nn/util/util_NonCopyable.h>
37 #include <nn/os/os_SvcTypes.autogen.h>
38 #include <nn/util/util_Result.h>
39 
40 // Forward declaration
41 union nnosMemoryBlockBase;
42 
43 namespace nn{ namespace os{
44 
45 
46 /* Please see man pages for details
47 
48 
49 
50 */
51 class MemoryBlockBase
52     : public nn::fnd::IntrusiveLinkedList<MemoryBlockBase>::Item
53 {
54     friend class AddressSpaceManager;
55 
56 private:
57     uptr    m_Addr;
58     size_t  m_Size;
59     bool    m_ReadOnly;
60     NN_PADDING3;
61 
62 protected:
63 
MemoryBlockBase()64     MemoryBlockBase() : m_Addr(0), m_Size(0), m_ReadOnly(false) {}
65 
~MemoryBlockBase()66     ~MemoryBlockBase() {}
SetAddressAndSize(uptr addr,size_t size)67     void SetAddressAndSize(uptr addr, size_t size)
68     {
69         this->m_Addr = addr;
70         this->m_Size = size;
71     }
SetReadOnly(bool readOnly)72     void SetReadOnly(bool readOnly) { this->m_ReadOnly = readOnly; }
73 
74 public:
75     /* Please see man pages for details
76 
77 
78 
79     */
GetAddress()80     uptr GetAddress() const { return m_Addr; }
81 
82     /* Please see man pages for details
83 
84 
85 
86     */
GetSize()87     size_t GetSize() const { return m_Size; }
88 
89     /* Please see man pages for details
90 
91 
92 
93     */
IsReadOnly()94     bool IsReadOnly() const { return m_ReadOnly; }
95 
96 };
97 
98 
99     namespace detail
100     {
101 
ConvertToC(MemoryBlockBase * p)102         inline nnosMemoryBlockBase* ConvertToC(MemoryBlockBase* p)
103         {
104             return reinterpret_cast<nnosMemoryBlockBase*>(p);
105         }
106     }
107 
108 
109 }} // namespace nn::os
110 
111 #endif // __cplusplus
112 
113 #include <nn/util/detail/util_CLibImpl.h>
114 
115 NN_UTIL_DETAIL_CLIBIMPL_DEFINE_BUFFER_CLASS(nnosMemoryBlockBase, nn::os::MemoryBlockBase, 20, bit32);
116 
117 
118 #endif  // if NN_PLATFORM_HAS_MMU
119 #endif /* NN_OS_OS_MEMORYBLOCKBASE_H_ */
120