process.hh (9552:460cf901acba) process.hh (10037:5cac77888310)
1/*
1/*
2* Copyright (c) 2011-2012 ARM Limited
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 *
2 * Copyright (c) 2007-2008 The Florida State University
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright

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26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Stephen Hines
29 */
30
31#ifndef __ARM_LINUX_PROCESS_HH__
32#define __ARM_LINUX_PROCESS_HH__
33
14 * Copyright (c) 2007-2008 The Florida State University
15 * All rights reserved.
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright

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38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *
40 * Authors: Stephen Hines
41 */
42
43#ifndef __ARM_LINUX_PROCESS_HH__
44#define __ARM_LINUX_PROCESS_HH__
45
46#include <vector>
47
34#include "arch/arm/process.hh"
35
48#include "arch/arm/process.hh"
49
50class ArmLinuxProcessBits
51{
52 protected:
53 SyscallDesc* getLinuxDesc(int callnum);
54
55 struct SyscallTable
56 {
57 int base;
58 SyscallDesc *descs;
59 int size;
60
61 SyscallDesc *getDesc(int offset) const;
62 };
63
64 std::vector<SyscallTable> syscallTables;
65};
66
36/// A process with emulated Arm/Linux syscalls.
67/// A process with emulated Arm/Linux syscalls.
37class ArmLinuxProcess : public ArmLiveProcess
68class ArmLinuxProcess32 : public ArmLiveProcess32, public ArmLinuxProcessBits
38{
39 public:
69{
70 public:
40 ArmLinuxProcess(LiveProcessParams * params, ObjectFile *objFile,
41 ObjectFile::Arch _arch);
71 ArmLinuxProcess32(LiveProcessParams * params, ObjectFile *objFile,
72 ObjectFile::Arch _arch);
42
73
43 virtual SyscallDesc* getDesc(int callnum);
44
45 void initState();
46
74 void initState();
75
47 ArmISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
48 /// Explicitly import the otherwise hidden getSyscallArg
49 using ArmLiveProcess::getSyscallArg;
76 /// Explicitly import the otherwise hidden getSyscallArg
77 using ArmLiveProcess::getSyscallArg;
50 void setSyscallArg(ThreadContext *tc, int i, ArmISA::IntReg val);
51
78
52 /// The target system's hostname.
53 static const char *hostname;
54
55 /// A page to hold "kernel" provided functions. The name might be wrong.
56 static const Addr commPage;
57
79 /// A page to hold "kernel" provided functions. The name might be wrong.
80 static const Addr commPage;
81
58 /// Array of syscall descriptors, indexed by call number.
59 static SyscallDesc syscallDescs[];
82 SyscallDesc* getDesc(int callnum);
83};
60
84
61 /// Array of "arm private" syscall descriptors.
62 static SyscallDesc privSyscallDescs[];
85/// A process with emulated Arm/Linux syscalls.
86class ArmLinuxProcess64 : public ArmLiveProcess64, public ArmLinuxProcessBits
87{
88 public:
89 ArmLinuxProcess64(LiveProcessParams * params, ObjectFile *objFile,
90 ObjectFile::Arch _arch);
63
91
64 const int Num_Syscall_Descs;
65
66 const int Num_Priv_Syscall_Descs;
92 void initState();
93 SyscallDesc* getDesc(int callnum);
67};
68
69#endif // __ARM_LINUX_PROCESS_HH__
94};
95
96#endif // __ARM_LINUX_PROCESS_HH__