cache_sim.cpp created

hw/unit_tests/cache/simulator.h

@@ -0,0 +1,52 @@
+#pragma once
+
+#include "VVX_priority_encoder.h"
+#include "VVX_priority_encoder__Syms.h"
+#include "verilated.h"
+
+#ifdef VCD_OUTPUT
+#include <verilated_vcd_c.h>
+#endif
+
+//#include <VX_config.h>
+
+#include <ostream>
+#include <vector>
+
+class Simulator {
+public:
+  
+  Simulator();
+  virtual ~Simulator();
+
+  void load_bin(const char* program_file);
+  void load_ihex(const char* program_file);
+  
+  bool is_busy();  
+
+  void reset();
+  void step();
+  void wait(uint32_t cycles);
+  void flush_caches(uint32_t mem_addr, uint32_t size);  
+
+
+  bool run();  
+  void print_stats(std::ostream& out);
+
+private:  
+
+  void eval();  
+
+  void eval_dram_bus();
+  void eval_io_bus();
+  void eval_snp_bus();
+
+  uint32_t snp_req_active_;
+  uint32_t snp_req_size_;
+  uint32_t pending_snp_reqs_;
+
+  VVX_priority_encoder *vortex_;
+#ifdef VCD_OUTPUT
+  VerilatedVcdC *trace_;
+#endif
+};