include/pedigree/kernel/machine/Machine.h

/*
 * Copyright (c) 2008-2014, Pedigree Developers
 *
 * Please see the CONTRIB file in the root of the source tree for a full
 * list of contributors.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef MACHINE_MACHINE_H
#define MACHINE_MACHINE_H

#include "pedigree/kernel/compiler.h"
#include "pedigree/kernel/processor/types.h"

class IrqManager;
class Keyboard;
class SchedulerTimer;
class Serial;
class Timer;
class Vga;

class EXPORTED_PUBLIC Machine
{
    friend void system_reset();

  public:
    static Machine &instance();

    virtual void initialise() = 0;
    virtual void initialise2()
    {
    }
    virtual void initialise3()
    {
    }
    virtual void deinitialise()
    {
        m_bInitialised = false;
    }
    inline bool isInitialised()
    {
        return m_bInitialised;
    }

    virtual void initialiseDeviceTree()
    {
    }

    virtual Serial *getSerial(size_t n) = 0;

    virtual size_t getNumSerial() = 0;

    virtual Vga *getVga(size_t n) = 0;

    virtual size_t getNumVga() = 0;

    virtual IrqManager *getIrqManager() = 0;
    virtual SchedulerTimer *getSchedulerTimer() = 0;

    virtual Timer *getTimer() = 0;

    virtual Keyboard *getKeyboard() = 0;

    virtual void setKeyboard(Keyboard *kb) = 0;

#ifdef MULTIPROCESSOR

    virtual void stopAllOtherProcessors() = 0;
#endif

  protected:
    inline Machine() : m_bInitialised(false)
    {
    }
    virtual ~Machine();

    bool m_bInitialised;

  private:
    Machine(const Machine &);
    Machine &operator=(const Machine &);
};

#endif