src/systemc/tlm_bridge/sc_mm.hh

   1 /*
   2  * Copyright (c) 2015, University of Kaiserslautern
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright notice,
  10  *    this list of conditions and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * 3. Neither the name of the copyright holder nor the names of its
  17  *    contributors may be used to endorse or promote products derived from
  18  *    this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
  24  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #ifndef __SYSTEMC_TLM_BRIDGE_SC_MM_HH__
  34 #define __SYSTEMC_TLM_BRIDGE_SC_MM_HH__
  35
  36 #include <vector>
  37
  38 #include "systemc/ext/tlm_core/2/generic_payload/gp.hh"
  39
  40 namespace Gem5SystemC
  41 {
  42
  43 typedef tlm::tlm_generic_payload gp;
  44
  45 class MemoryManager : public tlm::tlm_mm_interface
  46 {
  47   public:
  48     MemoryManager();
  49     virtual ~MemoryManager();
  50     virtual gp *allocate();
  51     virtual void free(gp *payload);
  52
  53   private:
  54     unsigned int numberOfAllocations;
  55     unsigned int numberOfFrees;
  56     std::vector<gp *> freePayloads;
  57 };
  58
  59 } // namespace Gem5SystemC
  60
  61 #endif // __SYSTEMC_TLM_BRIDGE_SC_MM_HH__