From f1fb55f5fdc4bf43f4a83f15bc601d2ba9b06329 Mon Sep 17 00:00:00 2001
From: ZhenghuaMa <mazh17da@gmail.com>
Date: Thu, 25 Jul 2024 11:53:44 -0700
Subject: [PATCH] Minimize flushing cache

---
 deepsocflow/c/runtime.h | 6 +++---
 run/work/config_tb.svh  | 4 ++--
 run/work/hardware.json  | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/deepsocflow/c/runtime.h b/deepsocflow/c/runtime.h
index bdb06a7..09d0b7d 100644
--- a/deepsocflow/c/runtime.h
+++ b/deepsocflow/c/runtime.h
@@ -122,8 +122,7 @@ static inline void print_output () {
 }
 
 static inline void write_flush_u8(u8*restrict addr, u8 val) {
-  *addr = val;
-  flush_cache(addr, 1);
+  *addr = val; // Leave flushing to the end of bundle
 }
 
 #define flatten_nhwc(in,ih,iw,ic, N,H,W,C, optional_debug_info,...)\
@@ -312,7 +311,7 @@ extern EXT_C u8 model_run() {
 		          while (!get_config(A_DONE_WRITE + ocm_bank)){
                 // in FPGA, wait for write done
               }; 
-              flush_cache(&ocm[ocm_bank], PE_ROWS*PE_COLS*sizeof(Y_TYPE)) ;
+              flush_cache(&ocm[ocm_bank], o_bpt);
               usleep(0);
 #endif
               set_config(A_DONE_WRITE + ocm_bank, 0);
@@ -538,6 +537,7 @@ extern EXT_C u8 model_run() {
       fclose(fp_packed);
     }
 #endif
+  flush_cache(p_out_buffer, pb->o_bytes);
   set_config(A_BUNDLE_DONE, 1);
   } // ib
   debug_printf("done all bundles!!\n");  
diff --git a/run/work/config_tb.svh b/run/work/config_tb.svh
index 641b9e5..d4cf904 100644
--- a/run/work/config_tb.svh
+++ b/run/work/config_tb.svh
@@ -1,6 +1,6 @@
 
-`define VALID_PROB 10 
-`define READY_PROB 100 
+`define VALID_PROB 1000 
+`define READY_PROB 1000 
 `define CLK_PERIOD 4.0 
 `define INPUT_DELAY_NS  0.8ns
 `define OUTPUT_DELAY_NS 0.8ns
diff --git a/run/work/hardware.json b/run/work/hardware.json
index 8e1096c..0ee519a 100644
--- a/run/work/hardware.json
+++ b/run/work/hardware.json
@@ -21,7 +21,7 @@
     "axi_max_burst_len": 16,
     "target_cpu_int_bits": 32,
     "async_resetn": true,
-    "valid_prob": 0.01,
-    "ready_prob": 0.1,
+    "valid_prob": 1,
+    "ready_prob": 1,
     "data_dir": "vectors"
 }
\ No newline at end of file