data_memory.h

#ifndef __KITE_DATA_MEMORY_H__
#define __KITE_DATA_MEMORY_H__

#include <cstdint>

class data_cache_t;

// Memory
class data_memory_t {
public:
    data_memory_t(uint64_t *m_ticks, uint64_t m_memory_size,
                  uint64_t m_code_segment_size, uint64_t m_latency = 0);
    ~data_memory_t();

    void connect(data_cache_t *m_cache);                    // Connect to the upper-level cache.
    void load_block(uint64_t m_addr, uint64_t m_block_size);// Load a memory block.
    void run();                                             // Run the data memory.
    void print_state() const;                               // Print memory state.

private:
    void load_mem_state();                                  // Load initial memory state.

    data_cache_t *cache;                                    // Pointer to the upper-level cache
    uint64_t *ticks;                                        // Pointer to processor ticks

    int64_t *memory;                                        // Memory space
    bool *accessed;                                         // Access history map
    uint64_t memory_size;                                   // Memory size
    uint64_t code_segment_size;                             // Code segment size
    uint64_t num_dwords;                                    // Number of doublewords

    uint64_t latency;                                       // Memory latency
    uint64_t resp_ticks;                                    // Response ticks
    int64_t *req_block;                                     // Requested block data
};

#endif