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/*
* Copyright 2015 LabWare
* Copyright 2014 Google, Inc.
* Copyright (c) 2013, 2016, 2018 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 2002-2005 The Regents of The University of Michigan
* Copyright (c) 2007-2008 The Florida State University
* 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
* Stephen Hines
* Boris Shingarov
*/
#ifndef __ARCH_ARM_REMOTE_GDB_HH__
#define __ARCH_ARM_REMOTE_GDB_HH__
#include <algorithm>
#include "arch/arm/registers.hh"
#include "arch/arm/utility.hh"
#include "base/compiler.hh"
#include "base/remote_gdb.hh"
class System;
class ThreadContext;
namespace ArmISA
{
class RemoteGDB : public BaseRemoteGDB
{
protected:
bool acc(Addr addr, size_t len);
class AArch32GdbRegCache : public BaseGdbRegCache
{
using BaseGdbRegCache::BaseGdbRegCache;
private:
struct {
uint32_t gpr[16];
uint32_t cpsr;
uint64_t fpr[32];
uint32_t fpscr;
} M5_ATTR_PACKED r;
public:
char *data() const { return (char *)&r; }
size_t size() const { return sizeof(r); }
void getRegs(ThreadContext*);
void setRegs(ThreadContext*) const;
const std::string
name() const
{
return gdb->name() + ".AArch32GdbRegCache";
}
};
class AArch64GdbRegCache : public BaseGdbRegCache
{
using BaseGdbRegCache::BaseGdbRegCache;
private:
struct {
uint64_t x[31];
uint64_t spx;
uint64_t pc;
uint32_t cpsr;
VecElem v[NumVecV8ArchRegs * NumVecElemPerVecReg];
uint32_t fpsr;
uint32_t fpcr;
} M5_ATTR_PACKED r;
public:
char *data() const { return (char *)&r; }
size_t size() const { return sizeof(r); }
void getRegs(ThreadContext*);
void setRegs(ThreadContext*) const;
const std::string
name() const
{
return gdb->name() + ".AArch64GdbRegCache";
}
};
AArch32GdbRegCache regCache32;
AArch64GdbRegCache regCache64;
public:
RemoteGDB(System *_system, ThreadContext *tc, int _port);
BaseGdbRegCache *gdbRegs();
std::vector<std::string>
availableFeatures() const
{
return {"qXfer:features:read+"};
};
bool getXferFeaturesRead(const std::string &annex, std::string &output);
};
} // namespace ArmISA
#endif /* __ARCH_ARM_REMOTE_GDB_H__ */
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