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/*
 * Copyright (c) 2002-2005 The Regents of The University of Michigan
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met: redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer;
 * redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution;
 * neither the name of the copyright holders nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Authors: Nathan Binkert
 */

#ifndef __ARCH_ALPHA_REMOTE_GDB_HH__
#define __ARCH_ALPHA_REMOTE_GDB_HH__

#include <map>

#include "arch/types.hh"
#include "base/remote_gdb.hh"
#include "cpu/pc_event.hh"
#include "base/pollevent.hh"

class System;
class ThreadContext;
class PhysicalMemory;

namespace SparcISA
{
    class RemoteGDB : public BaseRemoteGDB
    {
      protected:
        enum RegisterConstants
        {
            RegG0, RegG1, RegG2, RegG3, RegG4, RegG5, RegG6, RegG7,
            RegO0, RegO1, RegO2, RegO3, RegO4, RegO5, RegO6, RegO7,
            RegL0, RegL1, RegL2, RegL3, RegL4, RegL5, RegL6, RegL7,
            RegI0, RegI1, RegI2, RegI3, RegI4, RegI5, RegI6, RegI7,
            RegF0, RegF1, RegF2, RegF3, RegF4, RegF5, RegF6, RegF7,
            RegF8, RegF9, RegF10, RegF11, RegF12, RegF13, RegF14, RegF15,
            RegF16, RegF17, RegF18, RegF19, RegF20, RegF21, RegF22, RegF23,
            RegF24, RegF25, RegF26, RegF27, RegF28, RegF29, RegF30, RegF31,
            RegY,
            RegPsr,
            RegWim,
            RegTbr,
            RegPc,
            RegNpc,
            RegFpsr,
            RegCpsr,
            NumGDBRegs
        };

      public:
        RemoteGDB(System *system, ThreadContext *context);

        bool acc(Addr addr, size_t len);

      protected:
        void getregs();
        void setregs();

        void clearSingleStep();
        void setSingleStep();

        Addr singleStepBreaks[2];
    };
}

#endif /* __ARCH_ALPHA_REMOTE_GDB_H__ */