00001 // 00002 // Copyright (c) 2005-2008 Kenichi Watanabe. 00003 // Copyright (c) 2005-2008 Yasuhiro Watari. 00004 // Copyright (c) 2005-2008 Hironori Ichibayashi. 00005 // Copyright (c) 2008-2009 Kazuo Horio. 00006 // Copyright (c) 2009-2013 Naruki Kurata. 00007 // Copyright (c) 2005-2013 Ryota Shioya. 00008 // Copyright (c) 2005-2013 Masahiro Goshima. 00009 // 00010 // This software is provided 'as-is', without any express or implied 00011 // warranty. In no event will the authors be held liable for any damages 00012 // arising from the use of this software. 00013 // 00014 // Permission is granted to anyone to use this software for any purpose, 00015 // including commercial applications, and to alter it and redistribute it 00016 // freely, subject to the following restrictions: 00017 // 00018 // 1. The origin of this software must not be misrepresented; you must not 00019 // claim that you wrote the original software. If you use this software 00020 // in a product, an acknowledgment in the product documentation would be 00021 // appreciated but is not required. 00022 // 00023 // 2. Altered source versions must be plainly marked as such, and must not be 00024 // misrepresented as being the original software. 00025 // 00026 // 3. This notice may not be removed or altered from any source 00027 // distribution. 00028 // 00029 // 00030 00031 00032 #ifndef INTERFACE_MEM_ACCESS_H 00033 #define INTERFACE_MEM_ACCESS_H 00034 00035 #include <string> 00036 #include "Types.h" 00037 #include "Interface/Addr.h" 00038 00039 namespace Onikiri 00040 { 00041 00042 // A structure for memory accesses interface 00043 // between a emulation part and a simulation part. 00044 struct MemAccess 00045 { 00046 00047 // Codes of a memory access result. 00048 // These codes need to be defined in a interface section. 00049 // This is because a emulator notifies that memory accesses are 00050 // invalid to a simulator on speculative memory accesses. 00051 enum Result 00052 { 00053 MAR_SUCCESS, 00054 MAR_READ_INVALID_ADDRESS, 00055 MAR_READ_NOT_READABLE, 00056 MAR_READ_UNALIGNED_ADDRESS, 00057 MAR_READ_INVALID_PARTIAL_READ, 00058 MAR_WRITE_INVALID_ADDRESS, 00059 MAR_WRITE_UNALIGNED_ADDRESS, 00060 MAR_WRITE_NOT_WRITABLE 00061 }; 00062 00063 Addr address; 00064 int size; 00065 bool sign; 00066 u64 value; 00067 Result result; 00068 00069 MemAccess() : size(0), sign(false), value(0), result(MAR_SUCCESS) 00070 {} 00071 00072 const std::string ToString() const; 00073 }; 00074 00075 }; // namespace Onikiri 00076 00077 00078 #endif // INTERFACE_MEM_ACCESS_H 00079