process.hh

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/*
* Copyright (c) 2012, 2018 ARM Limited
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 *
 * 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
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 * modified or unmodified, in source code or in binary form.
 *
 * Copyright (c) 2007-2008 The Florida State University
 * All rights reserved.
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 * modification, are permitted provided that the following conditions are
 * met: redistributions of source code must retain the above copyright
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#ifndef __ARM_PROCESS_HH__
#define __ARM_PROCESS_HH__
 
#include <string>
#include <vector>
 
#include "arch/arm/regs/int.hh"
#include "base/loader/object_file.hh"
#include "mem/page_table.hh"
#include "sim/process.hh"
#include "sim/syscall_abi.hh"
 
namespace gem5
{
 
class ArmProcess : public Process
{
  protected:
    loader::Arch arch;
    ArmProcess(const ProcessParams &params, loader::ObjectFile *objFile,
               loader::Arch _arch);
    template<class IntType>
    void argsInit(int pageSize, ArmISA::IntRegIndex spIndex);
 
    template<class IntType>
    IntType
    armHwcap() const
    {
        return static_cast<IntType>(armHwcapImpl());
    }
 
    virtual uint32_t armHwcapImpl() const = 0;
};
 
class ArmProcess32 : public ArmProcess
{
  public:
    ArmProcess32(const ProcessParams &params, loader::ObjectFile *objFile,
                 loader::Arch _arch);
 
  protected:
    void initState() override;
 
    uint32_t armHwcapImpl() const override;
};
 
class ArmProcess64 : public ArmProcess
{
  public:
    ArmProcess64(const ProcessParams &params, loader::ObjectFile *objFile,
                 loader::Arch _arch);
 
  protected:
    void initState() override;
 
    uint32_t armHwcapImpl() const override;
};
 
} // namespace gem5
 
#endif // __ARM_PROCESS_HH__