Changing the defaults for ROP and DRAM latency to match Quadro config as before (totals to 115 cycles of latency). Changing the Fermi config to specify the different latency parameters.

[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 11523]

2 files changed, 8 insertions, 4 deletions

diff --git a/configs/Fermi/gpgpusim.config b/configs/Fermi/gpgpusim.config
index dbe86cc..9a21590 100644
--- a/configs/Fermi/gpgpusim.config
+++ b/configs/Fermi/gpgpusim.config
@@ -50,6 +50,10 @@
 -network_mode 1 
 -inter_config_file icnt_config_fermi_islip.txt 
 
+# memory partition latency config 
+-rop_latency 120
+-dram_latency 100
+
 # dram model config
 -gpgpu_dram_scheduler 1
 -gpgpu_dram_sched_queue_size 16
diff --git a/src/gpgpu-sim/gpu-sim.cc b/src/gpgpu-sim/gpu-sim.cc
index 0671780..51b832c 100644
--- a/src/gpgpu-sim/gpu-sim.cc
+++ b/src/gpgpu-sim/gpu-sim.cc
@@ -126,11 +126,11 @@ void memory_config::reg_options(class OptionParser * opp)
                 "DRAM timing parameters = {nbk:tCCD:tRRD:tRCD:tRAS:tRP:tRC:CL:WL:tCDLR:tWR}",
                 "4:2:8:12:21:13:34:9:4:5:13");
     option_parser_register(opp, "-rop_latency", OPT_UINT32, &rop_latency,
-                     "ROP queue latency (default 115)",
-                     "115");
+                     "ROP queue latency (default 85)",
+                     "85");
     option_parser_register(opp, "-dram_latency", OPT_UINT32, &dram_latency,
-                     "DRAM latency (default 100)",
-                     "100");
+                     "DRAM latency (default 30)",
+                     "30");
 
     m_address_mapping.addrdec_setoption(opp);
 }