initial commit for open source NoC IP

rtl/util/one_hot_priority_encoder.sv

@@ -0,0 +1,28 @@
+`ifndef __ONE_HOT_PRIORITY_ENCODER_SV__
+`define __ONE_HOT_PRIORITY_ENCODER_SV__
+
+
+module one_hot_priority_encoder
+#(
+    parameter int unsigned SEL_WIDTH = 8
+)
+(
+    input logic[SEL_WIDTH-1:0] sel_i,
+    output logic[SEL_WIDTH-1:0] sel_o
+);
+    
+    localparam int unsigned SEL_ID_WIDHT = $clog2(SEL_WIDTH);
+    
+    
+    logic [SEL_WIDTH-1:0] sel_mask;
+    
+    assign sel_mask = ((~sel_i + 1'b1) & sel_i);
+    
+    assign sel_o = sel_mask;
+    
+    
+
+
+endmodule : one_hot_priority_encoder
+
+`endif