src/arch/arm/remote_gdb.hh

   1 /*
   2  * Copyright (c) 2002-2005 The Regents of The University of Michigan
   3  * Copyright (c) 2007-2008 The Florida State University
   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  *          Stephen Hines
  31  */
  32
  33 #ifndef __ARCH_ARM_REMOTE_GDB_HH__
  34 #define __ARCH_ARM_REMOTE_GDB_HH__
  35
  36 #include "base/remote_gdb.hh"
  37
  38 class System;
  39 class ThreadContext;
  40
  41 namespace ArmISA
  42 {
  43 // registers for arm with vfpv3/neon
  44 const int NUMREGS   = 41;  /* r0-r15, cpsr, d0-d31, fpscr */
  45 const int REG_R0 = 0;
  46 const int REG_F0 = 8;
  47 const int REG_CPSR  = 8;   /* bit 512 to bit 543  */
  48 const int REG_FPSCR = 40;  /* bit 2592 to bit 2623 */
  49
  50 class RemoteGDB : public BaseRemoteGDB
  51 {
  52
  53 protected:
  54   Addr notTakenBkpt;
  55   Addr takenBkpt;
  56
  57 protected:
  58   bool acc(Addr addr, size_t len);
  59   bool write(Addr addr, size_t size, const char *data);
  60
  61   void getregs();
  62   void setregs();
  63
  64   void clearSingleStep();
  65   void setSingleStep();
  66
  67 public:
  68   RemoteGDB(System *_system, ThreadContext *tc);
  69 };
  70 } // namespace ArmISA
  71
  72 #endif /* __ARCH_ARM_REMOTE_GDB_H__ */