1/*
2 * Copyright (c) 2014 Advanced Micro Devices, Inc.
3 * Copyright (c) 2001-2005 The Regents of The University of Michigan
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright

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115 Stats::Scalar num_syscalls; // number of syscalls executed
116
117 protected:
118 // constructor
119 Process(ProcessParams *params);
120
121 virtual void initState();
122
123 public:
124
125 //This id is assigned by m5 and is used to keep process' tlb entries
126 //separated.
127 uint64_t M5_pid;
128
129 // flag for using architecture specific page table
130 bool useArchPT;
131 // running KvmCPU in SE mode requires special initialization
132 bool kvmInSE;
133
134 PageTableBase* pTable;
135
136 class FdMap
137 {
138 public:
139 int fd;
140 std::string filename;
141 int mode;
142 int flags;
143 bool isPipe;
144 int readPipeSource;
145 uint64_t fileOffset;
146 EmulatedDriver *driver;
147
148 FdMap()
149 : fd(-1), filename("NULL"), mode(0), flags(0),
150 isPipe(false), readPipeSource(0), fileOffset(0), driver(NULL)
151 { }
152
153 void serialize(std::ostream &os);
154 void unserialize(Checkpoint *cp, const std::string &section);
155 };
156
157 protected:
158 /// Memory proxy for initialization (image loading)
159 SETranslatingPortProxy initVirtMem;
160
161 private:
162 // file descriptor remapping support

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228 * @param paddr The starting physical address of the range.
229 * @param size The length of the range in bytes.
230 * @param cacheable Specifies whether accesses are cacheable.
231 * @return True if the map operation was successful. (At this
232 * point in time, the map operation always succeeds.)
233 */
234 bool map(Addr vaddr, Addr paddr, int size, bool cacheable = true);
235
236 void serialize(std::ostream &os);
237 void unserialize(Checkpoint *cp, const std::string &section);
238};
239
240//
241// "Live" process with system calls redirected to host system
242//
243class ObjectFile;
244class LiveProcess : public Process
245{

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