process_impl.hh revision 8706:b1838faf3bcc 
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/se_translating_port_proxy.hh"
48#include "sim/byteswap.hh"
49
50//This needs to be templated for cases where 32 bit pointers are needed.
51template<class AddrType>
52void
53copyStringArray(std::vector<std::string> &strings,
54        AddrType array_ptr, AddrType data_ptr,
55        SETranslatingPortProxy* memProxy)
56{
57    AddrType data_ptr_swap;
58    for (std::vector<std::string>::size_type i = 0; i < strings.size(); ++i) {
59        data_ptr_swap = htog(data_ptr);
60        memProxy->writeBlob(array_ptr, (uint8_t*)&data_ptr_swap,
61                sizeof(AddrType));
62        memProxy->writeString(data_ptr, strings[i].c_str());
63        array_ptr += sizeof(AddrType);
64        data_ptr += strings[i].size() + 1;
65    }
66    // add NULL terminator
67    data_ptr = 0;
68
69    memProxy->writeBlob(array_ptr, (uint8_t*)&data_ptr, sizeof(AddrType));
70}
71
72
73#endif // !FULL_SYSTEM
74
75#endif
76