added license info and formatting

src/ifu/fetchbuffer.sv

@@ -1,8 +1,32 @@
-module fetchbuffer
+///////////////////////////////////////////
-  import cvw::*;
+// fetchbuffer.sv
-#(
+//
-    parameter cvw_t P
+// Written: chickson@hmc.edu ; vkrishna@hmc.edu
-) (
+// Created: 30 September 2024
+// Modified: 3 October 2024
+//
+// Purpose: Store multiple instructions in a cyclic FIFO
+// 
+// A component of the CORE-V-WALLY configurable RISC-V project.
+// https://github.com/openhwgroup/cvw
+// 
+// Copyright (C) 2021-24 Harvey Mudd College & Oklahoma State University
+//
+// SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
+//
+// Licensed under the Solderpad Hardware License v 2.1 (the “License”); you may not use this file 
+// except in compliance with the License, or, at your option, the Apache License version 2.0. You 
+// may obtain a copy of the License at
+//
+// https://solderpad.org/licenses/SHL-2.1/
+//
+// Unless required by applicable law or agreed to in writing, any work distributed under the 
+// License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 
+// either express or implied. See the License for the specific language governing permissions 
+// and limitations under the License.
+////////////////////////////////////////////////////////////////////////////////////////////////
+
+module fetchbuffer import cvw::*; #(parameter cvw_t P) (
 	input  logic        clk, reset,
 	input  logic        StallD, flush,
 	input  logic [31:0] writeData,