src/dev/ps2/mouse.hh

/*
 * Copyright (c) 2017-2018 ARM Limited
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 * 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
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 * modified or unmodified, in source code or in binary form.
 *
 * Copyright (c) 2008 The Regents of The University of Michigan
 * 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
 * notice, this list of conditions and the following disclaimer;
 * redistributions in binary form must reproduce the above copyright
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 * this software without specific prior written permission.
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#ifndef __DEV_PS2_MOUSE_HH__
#define __DEV_PS2_MOUSE_HH__

#include "base/bitunion.hh"
#include "dev/ps2/device.hh"

struct PS2MouseParams;

class PS2Mouse : public PS2Device
{
  protected:
    BitUnion8(Status)
        Bitfield<6> remote;
        Bitfield<5> enabled;
        Bitfield<4> twoToOne;
        Bitfield<2> leftButton;
        Bitfield<0> rightButton;
    EndBitUnion(Status)

    Status status;
    uint8_t resolution;
    uint8_t sampleRate;

  public:
    PS2Mouse(const PS2MouseParams &p);

    void serialize(CheckpointOut &cp) const override;
    void unserialize(CheckpointIn &cp) override;

  protected: // PS2Device
    bool recv(const std::vector<uint8_t> &data) override;
};

#endif // __DEV_PS2_MOUSE_hH__