dtb_file.hh

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/*
 * Copyright (c) 2013 The Regents of The University of Michigan
 * 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
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 */
 
#ifndef __BASE_LOADER_DTB_FILE_HH__
#define __BASE_LOADER_DTB_FILE_HH__
 
#include "base/compiler.hh"
#include "base/loader/image_file.hh"
 
namespace gem5
{
 
GEM5_DEPRECATED_NAMESPACE(Loader, loader);
namespace loader
{
 
class DtbFile : public ImageFile
{
  protected:
    bool fileDataMmapped;
    uint8_t *fileData = nullptr;
    size_t length = 0;
 
  public:
    DtbFile(const std::string &name);
    ~DtbFile();
 
    bool addBootData(const char* _cmdline, size_t cmdline_len,
                     off_t initrd_addr, size_t initrd_len);
 
    inline bool
    addBootCmdLine(const char* _args, size_t len) {
        return addBootData(_args, len, 0, 0);
    }
 
    Addr findReleaseAddr();
 
    MemoryImage buildImage() const override;
};
 
} // namespace loader
} // namespace gem5
 
#endif //__BASE_LOADER_DTB_FILE_HH__