1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Gabe Black
38 */
39
40#ifndef __ARCH_X86_PROCESS_HH__
41#define __ARCH_X86_PROCESS_HH__
42
43#include <string>
44#include <vector>
45
| 1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Gabe Black
38 */
39
40#ifndef __ARCH_X86_PROCESS_HH__
41#define __ARCH_X86_PROCESS_HH__
42
43#include <string>
44#include <vector>
45
|
| 46#include "sim/aux_vector.hh"
|
46#include "sim/process.hh"
47#include "mem/multi_level_page_table.hh"
48
49class SyscallDesc;
50
51namespace X86ISA
52{
53 enum X86AuxiliaryVectorTypes {
54 M5_AT_SYSINFO = 32,
55 M5_AT_SYSINFO_EHDR = 33
56 };
57
58 class X86Process : public Process
59 {
60 protected:
61 Addr _gdtStart;
62 Addr _gdtSize;
63
64 SyscallDesc *syscallDescs;
65 const int numSyscallDescs;
66
67 X86Process(ProcessParams * params, ObjectFile *objFile,
68 SyscallDesc *_syscallDescs, int _numSyscallDescs);
69
70 template<class IntType>
71 void argsInit(int pageSize,
72 std::vector<AuxVector<IntType> > extraAuxvs);
73
74 public:
75 Addr gdtStart()
76 { return _gdtStart; }
77
78 Addr gdtSize()
79 { return _gdtSize; }
80
81 SyscallDesc* getDesc(int callnum);
82
83 void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value);
84 };
85
86 class X86_64Process : public X86Process
87 {
88 protected:
89 X86_64Process(ProcessParams *params, ObjectFile *objFile,
90 SyscallDesc *_syscallDescs, int _numSyscallDescs);
91
92 class VSyscallPage
93 {
94 public:
95 Addr base;
96 Addr size;
97 Addr vtimeOffset;
98 Addr vgettimeofdayOffset;
99 };
100 VSyscallPage vsyscallPage;
101
102 public:
103 void argsInit(int intSize, int pageSize);
104 void initState();
105
106 X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
107 /// Explicitly import the otherwise hidden getSyscallArg
108 using Process::getSyscallArg;
109 void setSyscallArg(ThreadContext *tc, int i, X86ISA::IntReg val);
110 };
111
112 class I386Process : public X86Process
113 {
114 protected:
115 I386Process(ProcessParams *params, ObjectFile *objFile,
116 SyscallDesc *_syscallDescs, int _numSyscallDescs);
117
118 class VSyscallPage
119 {
120 public:
121 Addr base;
122 Addr size;
123 Addr vsyscallOffset;
124 Addr vsysexitOffset;
125 };
126 VSyscallPage vsyscallPage;
127
128 public:
129 void argsInit(int intSize, int pageSize);
130 void initState();
131
132 void syscall(int64_t callnum, ThreadContext *tc);
133 X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
134 X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i, int width);
135 void setSyscallArg(ThreadContext *tc, int i, X86ISA::IntReg val);
136 };
137
138 /**
139 * Declaration of architectural page table for x86.
140 *
141 * These page tables are stored in system memory and respect x86 specification.
142 */
143 typedef MultiLevelPageTable<PageTableOps> ArchPageTable;
144
145}
146
147#endif // __ARCH_X86_PROCESS_HH__
| 47#include "sim/process.hh"
48#include "mem/multi_level_page_table.hh"
49
50class SyscallDesc;
51
52namespace X86ISA
53{
54 enum X86AuxiliaryVectorTypes {
55 M5_AT_SYSINFO = 32,
56 M5_AT_SYSINFO_EHDR = 33
57 };
58
59 class X86Process : public Process
60 {
61 protected:
62 Addr _gdtStart;
63 Addr _gdtSize;
64
65 SyscallDesc *syscallDescs;
66 const int numSyscallDescs;
67
68 X86Process(ProcessParams * params, ObjectFile *objFile,
69 SyscallDesc *_syscallDescs, int _numSyscallDescs);
70
71 template<class IntType>
72 void argsInit(int pageSize,
73 std::vector<AuxVector<IntType> > extraAuxvs);
74
75 public:
76 Addr gdtStart()
77 { return _gdtStart; }
78
79 Addr gdtSize()
80 { return _gdtSize; }
81
82 SyscallDesc* getDesc(int callnum);
83
84 void setSyscallReturn(ThreadContext *tc, SyscallReturn return_value);
85 };
86
87 class X86_64Process : public X86Process
88 {
89 protected:
90 X86_64Process(ProcessParams *params, ObjectFile *objFile,
91 SyscallDesc *_syscallDescs, int _numSyscallDescs);
92
93 class VSyscallPage
94 {
95 public:
96 Addr base;
97 Addr size;
98 Addr vtimeOffset;
99 Addr vgettimeofdayOffset;
100 };
101 VSyscallPage vsyscallPage;
102
103 public:
104 void argsInit(int intSize, int pageSize);
105 void initState();
106
107 X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
108 /// Explicitly import the otherwise hidden getSyscallArg
109 using Process::getSyscallArg;
110 void setSyscallArg(ThreadContext *tc, int i, X86ISA::IntReg val);
111 };
112
113 class I386Process : public X86Process
114 {
115 protected:
116 I386Process(ProcessParams *params, ObjectFile *objFile,
117 SyscallDesc *_syscallDescs, int _numSyscallDescs);
118
119 class VSyscallPage
120 {
121 public:
122 Addr base;
123 Addr size;
124 Addr vsyscallOffset;
125 Addr vsysexitOffset;
126 };
127 VSyscallPage vsyscallPage;
128
129 public:
130 void argsInit(int intSize, int pageSize);
131 void initState();
132
133 void syscall(int64_t callnum, ThreadContext *tc);
134 X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
135 X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i, int width);
136 void setSyscallArg(ThreadContext *tc, int i, X86ISA::IntReg val);
137 };
138
139 /**
140 * Declaration of architectural page table for x86.
141 *
142 * These page tables are stored in system memory and respect x86 specification.
143 */
144 typedef MultiLevelPageTable<PageTableOps> ArchPageTable;
145
146}
147
148#endif // __ARCH_X86_PROCESS_HH__
|