77 lines
1.8 KiB
C++
77 lines
1.8 KiB
C++
/*!
|
|
\file Memory.h
|
|
\brief Basic TLM-2 memory model
|
|
\author Màrius Montón
|
|
\date August 2018
|
|
*/
|
|
|
|
#ifndef __MEMORY_H__
|
|
#define __MEMORY_H__
|
|
|
|
#include <iostream>
|
|
#include <fstream>
|
|
|
|
#define SC_INCLUDE_DYNAMIC_PROCESSES
|
|
|
|
#include "systemc"
|
|
|
|
#include "tlm.h"
|
|
#include "tlm_utils/simple_target_socket.h"
|
|
|
|
using namespace sc_core;
|
|
using namespace sc_dt;
|
|
using namespace std;
|
|
|
|
/**
|
|
* @brief Basic TLm-2 memory
|
|
*/
|
|
class Memory: sc_module {
|
|
public:
|
|
// TLM-2 socket, defaults to 32-bits wide, base protocol
|
|
tlm_utils::simple_target_socket<Memory> socket;
|
|
|
|
enum { SIZE = 1024 * 1024 };
|
|
const sc_time LATENCY;
|
|
|
|
Memory(sc_module_name name, string filename);
|
|
Memory(sc_module_name name, bool use_file);
|
|
|
|
virtual uint32_t getPCfromHEX();
|
|
|
|
// TLM-2 blocking transport method
|
|
virtual void b_transport( tlm::tlm_generic_payload& trans, sc_time& delay );
|
|
|
|
// *********************************************
|
|
// TLM-2 forward DMI method
|
|
// *********************************************
|
|
|
|
virtual bool get_direct_mem_ptr(tlm::tlm_generic_payload& trans,
|
|
tlm::tlm_dmi& dmi_data);
|
|
|
|
void invalidation_process();
|
|
|
|
// *********************************************
|
|
// TLM-2 debug transport method
|
|
// *********************************************
|
|
|
|
virtual unsigned int transport_dbg(tlm::tlm_generic_payload& trans);
|
|
|
|
private:
|
|
int mem[SIZE];
|
|
|
|
uint32_t program_counter;
|
|
/**
|
|
* Reads file and stores in Code Memory. Uses propietary file format
|
|
* @brief Reads file and stores in Code Memory
|
|
* @param filename File name
|
|
*/
|
|
virtual void readCustomHexFile(string filename);
|
|
|
|
/**
|
|
* @brief Read Intel hex file
|
|
* @param filename file name to read
|
|
*/
|
|
virtual void readHexFile(string filename);
|
|
};
|
|
#endif /* __MEMORY_H__ */
|