test/tb_axi_xbar: Test unique ID configuration

This configuration is tested in addition to the configuration without unqiue IDs. To keep the overall TB runtime comparable even though we have doubled the number of tested configurations, the number of transactions per master module is halved.
Yuxin-Yu · Apr 22, 2021 · 4516a9b · 4516a9b
1 parent f0cc142
commit 4516a9b
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Showing 2 changed files with 12 additions and 7 deletions.
diff --git a/scripts/run_vsim.sh b/scripts/run_vsim.sh
@@ -106,7 +106,10 @@ exec_test() {
         axi_xbar)
             for Atop in 0 1; do
                 for Exclusive in 0 1; do
-                    call_vsim tb_axi_xbar -gTbEnAtop=$Atop -gTbEnExcl=$Exclusive
+                    for UniqueIds in 0 1; do
+                        call_vsim tb_axi_xbar -gTbEnAtop=$Atop -gTbEnExcl=$Exclusive \
+                                -gTbUniqueIds=$UniqueIds
+                    done
                 done
             done
             ;;

diff --git a/test/tb_axi_xbar.sv b/test/tb_axi_xbar.sv
@@ -23,15 +23,16 @@
 `include "axi/assign.svh"
 
 module tb_axi_xbar #(
-  parameter bit TbEnAtop = 1'b1,  // enable atomic operations (ATOPs)
-  parameter bit TbEnExcl = 1'b0   // enable exclusive accesses
+  parameter bit TbEnAtop = 1'b1,    // enable atomic operations (ATOPs)
+  parameter bit TbEnExcl = 1'b0,    // enable exclusive accesses
+  parameter bit TbUniqueIds = 1'b0  // restrict to only unique IDs
 );
   // Dut parameters
   localparam int unsigned NoMasters   = 6;    // How many Axi Masters there are
   localparam int unsigned NoSlaves    = 8;    // How many Axi Slaves  there are
   // Random master no Transactions
-  localparam int unsigned NoWrites   = 250;   // How many writes per master
-  localparam int unsigned NoReads    = 250;   // How many reads per master
+  localparam int unsigned NoWrites   = 125;   // How many writes per master
+  localparam int unsigned NoReads    = 125;   // How many reads per master
   // timing parameters
   localparam time CyclTime = 10ns;
   localparam time ApplTime =  2ns;
@@ -55,7 +56,7 @@ module tb_axi_xbar #(
     LatencyMode:        axi_pkg::CUT_ALL_AX,
     AxiIdWidthSlvPorts: AxiIdWidthMasters,
     AxiIdUsedSlvPorts:  AxiIdUsed,
-    UniqueIds:          1'b0,
+    UniqueIds:          TbUniqueIds,
     AxiAddrWidth:       AxiAddrWidth,
     AxiDataWidth:       AxiDataWidth,
     NoAddrRules:        8
@@ -108,7 +109,8 @@ module tb_axi_xbar #(
     .MAX_READ_TXNS  ( 20     ),
     .MAX_WRITE_TXNS ( 20     ),
     .AXI_EXCLS      ( TbEnExcl ),
-    .AXI_ATOPS      ( TbEnAtop )
+    .AXI_ATOPS      ( TbEnAtop ),
+    .UNIQUE_IDS     ( TbUniqueIds )
   ) axi_rand_master_t;
   typedef axi_test::axi_rand_slave #(
     // AXI interface parameters