update DRAM simulation - reduce the latency of duplicate requests (simulate DRAM cache)

2020-12-03 07:30:19 -08:00
parent f3b1069ce8
commit b7a724410b
4 changed files with 37 additions and 19 deletions
--- a/hw/simulate/simulator.h
+++ b/hw/simulate/simulator.h
@@ -51,6 +51,7 @@ private:
  typedef struct {
    int cycles_left;  
    std::array<uint8_t, GLOBAL_BLOCK_SIZE> block;
+    uint32_t addr;
    uint32_t tag;
  } dram_req_t;