IO.h

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/*
 * Copyright (C) 2015 Niek Linnenbank
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef __LIBARCH_IO_H
#define __LIBARCH_IO_H
 
#include <Types.h>
#include "Memory.h"
 
class IO
{
  public:
 
    enum Result
    {
        Success,
        MapFailure,
        OutOfMemory
    };
 
    IO();
 
    Address getBase() const;
 
    void setBase(const Address base);
 
    Result map(Address phys,
               Size size = 4096,
               Memory::Access access = Memory::Readable | Memory::Writable | Memory::User);
 
    Result unmap();
 
  protected:
 
    Address m_base;
 
    Memory::Range m_range;
};
 
#endif /* __LIBARCH_IO_H */