process_impl.hh revision 7678:f19b6a3a8cec 
1/*
2 * Copyright (c) 2001-2005 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: Nathan Binkert
29 *          Steve Reinhardt
30 */
31
32#ifndef __SIM_PROCESS_IMPL_HH__
33#define __SIM_PROCESS_IMPL_HH__
34
35//
36// The purpose of this code is to fake the loader & syscall mechanism
37// when there's no OS: thus there's no reason to use it in FULL_SYSTEM
38// mode when we do have an OS.
39//
40#include "config/full_system.hh"
41
42#if !FULL_SYSTEM
43
44#include <string>
45#include <vector>
46
47#include "mem/translating_port.hh"
48#include "sim/byteswap.hh"
49
50
51//This needs to be templated for cases where 32 bit pointers are needed.
52template<class AddrType>
53void
54copyStringArray(std::vector<std::string> &strings,
55        AddrType array_ptr, AddrType data_ptr,
56        TranslatingPort* memPort)
57{
58    AddrType data_ptr_swap;
59    for (std::vector<std::string>::size_type i = 0; i < strings.size(); ++i) {
60        data_ptr_swap = htog(data_ptr);
61        memPort->writeBlob(array_ptr, (uint8_t*)&data_ptr_swap,
62                sizeof(AddrType));
63        memPort->writeString(data_ptr, strings[i].c_str());
64        array_ptr += sizeof(AddrType);
65        data_ptr += strings[i].size() + 1;
66    }
67    // add NULL terminator
68    data_ptr = 0;
69
70    memPort->writeBlob(array_ptr, (uint8_t*)&data_ptr, sizeof(AddrType));
71}
72
73
74#endif // !FULL_SYSTEM
75
76#endif
77