add WT dcache wbuff size configuration (#1130)

core/include/ariane_pkg.sv

@@ -469,6 +469,8 @@ package ariane_pkg;
     localparam int unsigned DCACHE_TID_WIDTH   = cva6_config_pkg::CVA6ConfigDcacheIdWidth;
 `endif
 
+    localparam int unsigned WT_DCACHE_WBUF_DEPTH   = cva6_config_pkg::CVA6ConfigWtDcacheWbufDepth;
+
     // ---------------
     // EX Stage
     // ---------------

core/include/cv32a60x_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 8;
+
     localparam CVA6ConfigNrCommitPorts = 1;
     localparam CVA6ConfigNrScoreboardEntries = 4;
 

core/include/cv32a6_ima_sv32_fpga_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 2;
+
     localparam CVA6ConfigNrCommitPorts = 1;
     localparam CVA6ConfigNrScoreboardEntries = 4;
 

core/include/cv32a6_imac_sv0_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 8;
+
     localparam CVA6ConfigNrCommitPorts = 2;
     localparam CVA6ConfigNrScoreboardEntries = 8;
 

core/include/cv32a6_imac_sv32_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 8;
+
     localparam CVA6ConfigNrCommitPorts = 2;
     localparam CVA6ConfigNrScoreboardEntries = 8;
 

core/include/cv32a6_imafc_sv32_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 8;
+
     localparam CVA6ConfigNrCommitPorts = 2;
     localparam CVA6ConfigNrScoreboardEntries = 8;
 

core/include/cv64a6_imafdc_sv39_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 8;
+
     localparam CVA6ConfigNrCommitPorts = 2;
     localparam CVA6ConfigNrScoreboardEntries = 8;
 

core/include/cv64a6_imafdc_sv39_openpiton_config_pkg.sv

@@ -43,6 +43,8 @@ package cva6_config_pkg;
 
     localparam CVA6ConfigDcacheIdWidth = 1;
 
+    localparam CVA6ConfigWtDcacheWbufDepth = 8;
+
     localparam CVA6ConfigNrCommitPorts = 2;
     localparam CVA6ConfigNrScoreboardEntries = 8;
 

core/include/wt_cache_pkg.sv

@@ -69,7 +69,7 @@ package wt_cache_pkg;
   localparam DCACHE_NUM_BANKS_WIDTH  = $clog2(DCACHE_NUM_BANKS);
 
   // write buffer parameterization
-  localparam DCACHE_WBUF_DEPTH       = 8;
+  localparam DCACHE_WBUF_DEPTH       = ariane_pkg::WT_DCACHE_WBUF_DEPTH;
   localparam DCACHE_MAX_TX           = 2**L15_TID_WIDTH;
   localparam CACHE_ID_WIDTH          = L15_TID_WIDTH;