process.hh revision 2665:a124942bacb8 
1/*
2 * Copyright (c) 2003-2004 The Regents of The University of Michigan
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
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Gabe Black
29 *          Ali Saidi
30 */
31
32#ifndef __SPARC_PROCESS_HH__
33#define __SPARC_PROCESS_HH__
34
35#include <string>
36#include <vector>
37#include "sim/process.hh"
38
39class ObjectFile;
40class System;
41
42typedef struct
43{
44    int64_t a_type;
45    union {
46        int64_t a_val;
47        Addr    a_ptr;
48        Addr    a_fcn;
49    };
50} m5_auxv_t;
51
52class SparcLiveProcess : public LiveProcess
53{
54  protected:
55
56    static const Addr StackBias = 2047;
57
58    std::vector<m5_auxv_t> auxv;
59
60    SparcLiveProcess(const std::string &nm, ObjectFile *objFile,
61                System *_system, int stdin_fd, int stdout_fd, int stderr_fd,
62                std::vector<std::string> &argv,
63                std::vector<std::string> &envp);
64
65    void startup();
66
67  public:
68    // this function is used to create the LiveProcess object, since
69    // we can't tell which subclass of LiveProcess to use until we
70    // open and look at the object file.
71    static SparcLiveProcess *create(const std::string &nm,
72                               System *_system,
73                               int stdin_fd, int stdout_fd, int stderr_fd,
74                               std::string executable,
75                               std::vector<std::string> &argv,
76                               std::vector<std::string> &envp);
77
78    void argsInit(int intSize, int pageSize);
79
80};
81
82#endif // __SPARC_PROCESS_HH__
83