gem5  v21.1.0.2
process.hh
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37 
38 #ifndef __ARCH_X86_PROCESS_HH__
39 #define __ARCH_X86_PROCESS_HH__
40 
41 #include <string>
42 #include <vector>
43 
44 #include "arch/x86/pagetable.hh"
46 #include "sim/aux_vector.hh"
47 #include "sim/process.hh"
48 
49 namespace gem5
50 {
51 
52 class SyscallDesc;
53 
54 namespace X86ISA
55 {
56  namespace auxv
57  {
58 
60  {
61  Sysinfo = 32,
63  };
64 
65  } // namespace auxv
66 
67  class X86Process : public Process
68  {
69  protected:
72 
73  X86Process(const ProcessParams &params, loader::ObjectFile *objFile);
74 
75  template<class IntType>
76  void argsInit(int pageSize,
78 
79  public:
80  Addr gdtStart() const { return _gdtStart; }
81  Addr gdtSize() const { return _gdtSize; }
82 
83  void clone(ThreadContext *old_tc, ThreadContext *new_tc,
84  Process *process, RegVal flags) override;
85 
86  X86Process &
87  operator=(const X86Process &in)
88  {
89  if (this == &in)
90  return *this;
91 
92  _gdtStart = in._gdtStart;
93  _gdtSize = in._gdtSize;
94 
95  return *this;
96  }
97  };
98 
99  class X86_64Process : public X86Process
100  {
101  protected:
103  {
104  public:
109 
110  VSyscallPage &
112  {
113  if (this == &in)
114  return *this;
115 
116  base = in.base;
117  size = in.size;
120 
121  return *this;
122  }
123  };
125 
126  public:
127  X86_64Process(const ProcessParams &params,
129 
130  void argsInit(int pageSize);
131  void initState() override;
132 
133  void clone(ThreadContext *old_tc, ThreadContext *new_tc,
134  Process *process, RegVal flags) override;
135  };
136 
137  class I386Process : public X86Process
138  {
139  protected:
141  {
142  public:
147 
148  VSyscallPage &
150  {
151  if (this == &in)
152  return *this;
153 
154  base = in.base;
155  size = in.size;
158 
159  return *this;
160  }
161  };
163 
164  public:
165  I386Process(const ProcessParams &params,
167 
168  const VSyscallPage &getVSyscallPage() const { return vsyscallPage; }
169 
170  void argsInit(int pageSize);
171  void initState() override;
172 
173  void clone(ThreadContext *old_tc, ThreadContext *new_tc,
174  Process *process, RegVal flags) override;
175  };
176 
177 } // namespace X86ISA
178 } // namespace gem5
179 
180 #endif // __ARCH_X86_PROCESS_HH__
pagetable.hh
gem5::X86ISA::I386Process::vsyscallPage
VSyscallPage vsyscallPage
Definition: process.hh:162
gem5::X86ISA::X86Process::operator=
X86Process & operator=(const X86Process &in)
Definition: process.hh:87
gem5::loader::ObjectFile
Definition: object_file.hh:85
gem5::X86ISA::X86_64Process::initState
void initState() override
initState() is called on each SimObject when not restoring from a checkpoint.
Definition: process.cc:151
gem5::RegVal
uint64_t RegVal
Definition: types.hh:173
gem5::X86ISA::X86_64Process::VSyscallPage
Definition: process.hh:102
gem5::X86ISA::I386Process::VSyscallPage::size
Addr size
Definition: process.hh:144
gem5::X86ISA::I386Process::getVSyscallPage
const VSyscallPage & getVSyscallPage() const
Definition: process.hh:168
gem5::X86ISA::X86Process::_gdtSize
Addr _gdtSize
Definition: process.hh:71
gem5::X86ISA::I386Process::initState
void initState() override
initState() is called on each SimObject when not restoring from a checkpoint.
Definition: process.cc:596
gem5::X86ISA::I386Process::argsInit
void argsInit(int pageSize)
Definition: process.cc:1008
std::vector
STL vector class.
Definition: stl.hh:37
gem5::X86ISA::X86Process::gdtSize
Addr gdtSize() const
Definition: process.hh:81
gem5::X86ISA::X86_64Process::VSyscallPage::size
Addr size
Definition: process.hh:106
gem5::X86ISA::I386Process
Definition: process.hh:137
gem5::X86ISA::X86Process
Definition: process.hh:67
gem5::X86ISA::X86_64Process::argsInit
void argsInit(int pageSize)
Definition: process.cc:1000
gem5::X86ISA::auxv::SysinfoEhdr
@ SysinfoEhdr
Definition: process.hh:62
gem5::X86ISA::X86_64Process::clone
void clone(ThreadContext *old_tc, ThreadContext *new_tc, Process *process, RegVal flags) override
Definition: process.cc:1019
gem5::X86ISA::I386Process::VSyscallPage::operator=
VSyscallPage & operator=(const VSyscallPage &in)
Definition: process.hh:149
gem5::ThreadContext
ThreadContext is the external interface to all thread state for anything outside of the CPU.
Definition: thread_context.hh:93
multi_level_page_table.hh
gem5::SimObject::params
const Params & params() const
Definition: sim_object.hh:176
gem5::X86ISA::I386Process::clone
void clone(ThreadContext *old_tc, ThreadContext *new_tc, Process *process, RegVal flags) override
Definition: process.cc:1027
gem5::auxv::AuxVector
Definition: aux_vector.hh:45
process.hh
gem5::X86ISA::I386Process::VSyscallPage::vsysexitOffset
Addr vsysexitOffset
Definition: process.hh:146
gem5::X86ISA::I386Process::VSyscallPage::vsyscallOffset
Addr vsyscallOffset
Definition: process.hh:145
gem5::X86ISA::X86_64Process::VSyscallPage::vgettimeofdayOffset
Addr vgettimeofdayOffset
Definition: process.hh:108
gem5::X86ISA::auxv::X86AuxiliaryVectorTypes
X86AuxiliaryVectorTypes
Definition: process.hh:59
gem5::Addr
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition: types.hh:147
gem5::X86ISA::X86_64Process::X86_64Process
X86_64Process(const ProcessParams &params, loader::ObjectFile *objFile)
Definition: process.cc:103
gem5::Process
Definition: process.hh:67
gem5::X86ISA::X86_64Process::VSyscallPage::vtimeOffset
Addr vtimeOffset
Definition: process.hh:107
gem5::X86ISA::I386Process::VSyscallPage
Definition: process.hh:140
gem5::X86ISA::X86_64Process::vsyscallPage
VSyscallPage vsyscallPage
Definition: process.hh:124
gem5::X86ISA::X86_64Process::VSyscallPage::base
Addr base
Definition: process.hh:105
gem5::X86ISA::X86Process::X86Process
X86Process(const ProcessParams &params, loader::ObjectFile *objFile)
Definition: process.cc:83
aux_vector.hh
gem5::X86ISA::X86Process::argsInit
void argsInit(int pageSize, std::vector< gem5::auxv::AuxVector< IntType >> extraAuxvs)
Definition: process.cc:716
gem5::X86ISA::X86Process::clone
void clone(ThreadContext *old_tc, ThreadContext *new_tc, Process *process, RegVal flags) override
Definition: process.cc:95
gem5::X86ISA::X86Process::gdtStart
Addr gdtStart() const
Definition: process.hh:80
gem5::X86ISA::X86_64Process
Definition: process.hh:99
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::X86ISA::I386Process::VSyscallPage::base
Addr base
Definition: process.hh:143
gem5::X86ISA::X86Process::_gdtStart
Addr _gdtStart
Definition: process.hh:70
gem5::Process::objFile
loader::ObjectFile * objFile
Definition: process.hh:210
gem5::X86ISA::X86_64Process::VSyscallPage::operator=
VSyscallPage & operator=(const VSyscallPage &in)
Definition: process.hh:111
gem5::X86ISA::auxv::Sysinfo
@ Sysinfo
Definition: process.hh:61
gem5::X86ISA::I386Process::I386Process
I386Process(const ProcessParams &params, loader::ObjectFile *objFile)
Definition: process.cc:124

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