1/*
2 * Copyright (c) 2015 LabWare
3 * Copyright (c) 2002-2005 The Regents of The University of Michigan
4 * Copyright (c) 2007-2008 The Florida State University
5 * Copyright (c) 2009 The University of Edinburgh
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met: redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer;
12 * redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution;
15 * neither the name of the copyright holders nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * Authors: Nathan Binkert
32 *          Stephen Hines
33 *          Timothy M. Jones
34 *          Boris Shingarov
35 */
36
37#ifndef __ARCH_POWER_REMOTE_GDB_HH__
38#define __ARCH_POWER_REMOTE_GDB_HH__
39
40#include "arch/power/registers.hh"
41#include "arch/power/remote_gdb.hh"
42#include "base/remote_gdb.hh"
43
44namespace PowerISA
45{
46
47
48class RemoteGDB : public BaseRemoteGDB
49{
50  protected:
51    bool acc(Addr addr, size_t len);
52
53    class PowerGdbRegCache : public BaseGdbRegCache
54    {
55      using BaseGdbRegCache::BaseGdbRegCache;
56      private:
57        struct {
58            uint32_t gpr[NumIntArchRegs];
59            uint64_t fpr[NumFloatArchRegs];
60            uint32_t pc;
61            uint32_t msr;
62            uint32_t cr;
63            uint32_t lr;
64            uint32_t ctr;
65            uint32_t xer;
66        } r;
67      public:
68        char *data() const { return (char *)&r; }
69        size_t size() const { return sizeof(r); }
70        void getRegs(ThreadContext*);
71        void setRegs(ThreadContext*) const;
72        const std::string
73        name() const
74        {
75            return gdb->name() + ".PowerGdbRegCache";
76        }
77    };
78
79    PowerGdbRegCache regCache;
80
81  public:
82    RemoteGDB(System *_system, ThreadContext *tc, int _port);
83    BaseGdbRegCache *gdbRegs();
84};
85
86} // namespace PowerISA
87
88#endif /* __ARCH_POWER_REMOTE_GDB_H__ */
89