xref: /gem5/src/systemc/tests/systemc/misc/user_guide/chpt12.1/ram.cpp

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/*****************************************************************************

  ram.cpp --

  Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15

 *****************************************************************************/

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/* Filename ram.cc */
/* This is the implementation file for asynchronous process `ram' */

#include "ram.h"

extern int global_mem[];

void ram::entry()
{
  int address;

  if (cs.read() == true) { // Block selected
    address = addr.read().to_int();
    if (we.read() == true) { // Write operation
      global_mem[address] = datain.read().to_int();
    }
    else { // Read operation
      dataout.write(global_mem[address]);
    }
  }
  // else block not selected
} // end of entry function