src/arch/sparc/remote_gdb.hh

   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_SPARC_REMOTE_GDB_HH__
  34 #define __ARCH_SPARC_REMOTE_GDB_HH__
  35
  36 #include <map>
  37
  38 #include "base/remote_gdb.hh"
  39
  40 class System;
  41 class ThreadContext;
  42
  43 namespace SparcISA
  44 {
  45
  46 class RemoteGDB : public BaseRemoteGDB
  47 {
  48   protected:
  49     bool acc(Addr addr, size_t len);
  50
  51     class SPARCGdbRegCache : public BaseGdbRegCache
  52     {
  53       using BaseGdbRegCache::BaseGdbRegCache;
  54       private:
  55         struct {
  56             uint32_t gpr[32];
  57             uint32_t hole[32];
  58             uint32_t y;
  59             uint32_t psr;
  60             uint32_t wim;
  61             uint32_t tbr;
  62             uint32_t pc;
  63             uint32_t npc;
  64             uint32_t fsr;
  65             uint32_t csr;
  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() + ".SPARCGdbRegCache";
  76         }
  77     };
  78
  79     class SPARC64GdbRegCache : public BaseGdbRegCache
  80     {
  81       using BaseGdbRegCache::BaseGdbRegCache;
  82       private:
  83         struct {
  84             uint64_t gpr[32];
  85             uint64_t fpr[32];
  86             uint64_t pc;
  87             uint64_t npc;
  88             uint64_t state;
  89             uint64_t fsr;
  90             uint64_t fprs;
  91             uint64_t y;
  92         } r;
  93       public:
  94         char *data() const { return (char *)&r; }
  95         size_t size() const { return sizeof(r); }
  96         void getRegs(ThreadContext*);
  97         void setRegs(ThreadContext*) const;
  98         const std::string
  99         name() const
 100         {
 101             return gdb->name() + ".SPARC64GdbRegCache";
 102         }
 103     };
 104
 105     SPARCGdbRegCache regCache32;
 106     SPARC64GdbRegCache regCache64;
 107
 108   public:
 109     RemoteGDB(System *_system, ThreadContext *tc, int _port);
 110     BaseGdbRegCache *gdbRegs();
 111 };
 112 } // namespace SparcISA
 113
 114 #endif /* __ARCH_SPARC_REMOTE_GDB_H__ */