remote_gdb.hh revision 11274 
1/*
2 * Copyright 2015 LabWare
3 * Copyright 2014 Google, Inc.
4 * Copyright (c) 2007 The Regents of The University of Michigan
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are
9 * met: redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer;
11 * redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution;
14 * neither the name of the copyright holders nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * Authors: Nathan Binkert
31 *          Boris Shingarov
32 */
33
34#ifndef __ARCH_MIPS_REMOTE_GDB_HH__
35#define __ARCH_MIPS_REMOTE_GDB_HH__
36
37#include "arch/mips/registers.hh"
38#include "base/bitfield.hh"
39#include "base/remote_gdb.hh"
40
41class System;
42class ThreadContext;
43
44namespace MipsISA
45{
46
47class RemoteGDB : public BaseRemoteGDB
48{
49  protected:
50    bool acc(Addr addr, size_t len);
51
52    class MipsGdbRegCache : public BaseGdbRegCache
53    {
54      using BaseGdbRegCache::BaseGdbRegCache;
55      private:
56        struct {
57            uint32_t gpr[32];
58            uint32_t sr;
59            uint32_t lo;
60            uint32_t hi;
61            uint32_t badvaddr;
62            uint32_t cause;
63            uint32_t pc;
64            uint32_t fpr[32];
65            uint32_t fsr;
66            uint32_t fir;
67        } r;
68      public:
69        char *data() const { return (char *)&r; }
70        size_t size() const { return sizeof(r); }
71        void getRegs(ThreadContext*);
72        void setRegs(ThreadContext*) const;
73        const std::string name() const { return gdb->name() + ".MipsGdbRegCache"; }
74    };
75
76
77  public:
78    RemoteGDB(System *_system, ThreadContext *tc);
79    BaseGdbRegCache *gdbRegs();
80};
81
82} // namespace MipsISA
83
84#endif /* __ARCH_MIPS_REMOTE_GDB_H__ */
85