81 lines
1.3 KiB
C++
81 lines
1.3 KiB
C++
#pragma once
|
|
|
|
#include <VX_config.h>
|
|
#include <ostream>
|
|
#include <list>
|
|
#include <vector>
|
|
#include <sstream>
|
|
#include <unordered_map>
|
|
|
|
#ifndef MEMORY_BANKS
|
|
#ifdef PLATFORM_PARAM_LOCAL_MEMORY_BANKS
|
|
#define MEMORY_BANKS PLATFORM_PARAM_LOCAL_MEMORY_BANKS
|
|
#else
|
|
#define MEMORY_BANKS 2
|
|
#endif
|
|
#endif
|
|
|
|
namespace vortex {
|
|
|
|
class VL_OBJ;
|
|
class RAM;
|
|
|
|
class Simulator {
|
|
public:
|
|
|
|
Simulator();
|
|
virtual ~Simulator();
|
|
|
|
void attach_ram(RAM* ram);
|
|
|
|
bool is_busy() const;
|
|
|
|
void reset();
|
|
void step();
|
|
void wait(uint32_t cycles);
|
|
|
|
int run();
|
|
|
|
void print_stats(std::ostream& out);
|
|
|
|
private:
|
|
|
|
typedef struct {
|
|
int cycles_left;
|
|
std::array<uint8_t, MEM_BLOCK_SIZE> block;
|
|
uint64_t addr;
|
|
uint64_t tag;
|
|
bool write;
|
|
} mem_req_t;
|
|
|
|
std::unordered_map<int, std::stringstream> print_bufs_;
|
|
|
|
void eval();
|
|
|
|
#ifdef AXI_BUS
|
|
void reset_axi_bus();
|
|
void eval_axi_bus(bool clk);
|
|
#else
|
|
void reset_mem_bus();
|
|
void eval_mem_bus(bool clk);
|
|
#endif
|
|
|
|
int get_last_wb_value(int reg) const;
|
|
|
|
bool get_ebreak() const;
|
|
|
|
std::list<mem_req_t> mem_rsp_vec_ [MEMORY_BANKS];
|
|
uint32_t last_mem_rsp_bank_;
|
|
|
|
bool mem_rd_rsp_active_;
|
|
bool mem_rd_rsp_ready_;
|
|
|
|
bool mem_wr_rsp_active_;
|
|
bool mem_wr_rsp_ready_;
|
|
|
|
RAM *ram_;
|
|
|
|
VL_OBJ* vl_obj_;
|
|
};
|
|
|
|
} |