remote_gdb.hh revision 11274 
1/*
2 * Copyright (c) 2015 LabWare
3 * Copyright (c) 2002-2005 The Regents of The University of Michigan
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer;
10 * redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution;
13 * neither the name of the copyright holders nor the names of its
14 * contributors may be used to endorse or promote products derived from
15 * this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * Authors: Nathan Binkert
30 *          Boris Shingarov
31 */
32
33#ifndef __ARCH_ALPHA_REMOTE_GDB_HH__
34#define __ARCH_ALPHA_REMOTE_GDB_HH__
35
36#include <map>
37
38#include "arch/alpha/types.hh"
39#include "base/pollevent.hh"
40#include "base/remote_gdb.hh"
41#include "base/socket.hh"
42#include "cpu/pc_event.hh"
43
44class System;
45class ThreadContext;
46
47namespace AlphaISA {
48
49class RemoteGDB : public BaseRemoteGDB
50{
51  protected:
52    // Machine memory
53    bool acc(Addr addr, size_t len);
54    bool write(Addr addr, size_t size, const char *data);
55
56    bool insertHardBreak(Addr addr, size_t len);
57
58    class AlphaGdbRegCache : public BaseGdbRegCache
59    {
60      using BaseGdbRegCache::BaseGdbRegCache;
61      private:
62        struct {
63            uint64_t gpr[32];
64            uint64_t fpr[32];
65            uint64_t pc;
66            uint64_t vfp;
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() + ".AlphaGdbRegCache"; }
74    };
75
76  public:
77    RemoteGDB(System *system, ThreadContext *context);
78    BaseGdbRegCache *gdbRegs();
79};
80
81} // namespace AlphaISA
82
83#endif // __ARCH_ALPHA_REMOTE_GDB_HH__
84