Provisioned Prefetching, currently disabled

2020-04-03 00:30:33 -07:00
parent 8ad75e0442
commit 10e445d459
3 changed files with 117 additions and 3 deletions
--- a/rtl/VX_cache/VX_cache.v
+++ b/rtl/VX_cache/VX_cache.v
@@ -43,6 +43,10 @@ module VX_cache
    // Fill Invalidator Size {Fill invalidator must be active}
    parameter FILL_INVALIDAOR_SIZE          = 16, 

+    // Prefetcher
+    parameter PRFQ_SIZE                     = 64,
+    parameter PRFQ_STRIDE                   = 0,
+
 // Dram knobs
    parameter SIMULATED_DRAM_LATENCY_CYCLES = 10

@@ -166,6 +170,8 @@ module VX_cache
        .DFQQ_SIZE                    (DFQQ_SIZE),
        .LLVQ_SIZE                    (LLVQ_SIZE),
        .FILL_INVALIDAOR_SIZE         (FILL_INVALIDAOR_SIZE),
+        .PRFQ_SIZE                    (PRFQ_SIZE),
+        .PRFQ_STRIDE                  (PRFQ_STRIDE),
        .SIMULATED_DRAM_LATENCY_CYCLES(SIMULATED_DRAM_LATENCY_CYCLES)
        )
        VX_cache_dram_req_arb