diff --git a/verilog/dv/la_test1/Makefile b/verilog/dv/la_test1/Makefile
deleted file mode 100644
index 3fd0b56..0000000
--- a/verilog/dv/la_test1/Makefile
+++ /dev/null
@@ -1,32 +0,0 @@
-# SPDX-FileCopyrightText: 2020 Efabless Corporation
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# 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.
-#
-# SPDX-License-Identifier: Apache-2.0
-
-
- 
-PWDD := $(shell pwd)
-BLOCKS := $(shell basename $(PWDD))
-
-# ---- Include Partitioned Makefiles ----
-
-CONFIG = caravel_user_project
-
-
-include $(MCW_ROOT)/verilog/dv/make/env.makefile
-include $(MCW_ROOT)/verilog/dv/make/var.makefile
-include $(MCW_ROOT)/verilog/dv/make/cpu.makefile
-include $(MCW_ROOT)/verilog/dv/make/sim.makefile
-
-
diff --git a/verilog/dv/la_test1/la_test1.c b/verilog/dv/la_test1/la_test1.c
deleted file mode 100644
index cad69d1..0000000
--- a/verilog/dv/la_test1/la_test1.c
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2020 Efabless Corporation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * 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.
- * SPDX-License-Identifier: Apache-2.0
- */
-
-// This include is relative to $CARAVEL_PATH (see Makefile)
-#include <defs.h>
-#include <stub.c>
-
-// --------------------------------------------------------
-
-/*
-	MPRJ Logic Analyzer Test:
-		- Observes counter value through LA probes [31:0] 
-		- Sets counter initial value through LA probes [63:32]
-		- Flags when counter value exceeds 500 through the management SoC gpio
-		- Outputs message to the UART when the test concludes successfuly
-*/
-
-void main()
-{
-	int j;
-
-	/* Set up the housekeeping SPI to be connected internally so	*/
-	/* that external pin changes don't affect it.			*/
-
-	// reg_spi_enable = 1;
-	// reg_spimaster_cs = 0x00000;
-
-	// reg_spimaster_control = 0x0801;
-
-	// reg_spimaster_control = 0xa002;	// Enable, prescaler = 2,
-                                        // connect to housekeeping SPI
-
-	// Connect the housekeeping SPI to the SPI master
-	// so that the CSB line is not left floating.  This allows
-	// all of the GPIO pins to be used for user functions.
-
-	// The upper GPIO pins are configured to be output
-	// and accessble to the management SoC.
-	// Used to flad the start/end of a test 
-	// The lower GPIO pins are configured to be output
-	// and accessible to the user project.  They show
-	// the project count value, although this test is
-	// designed to read the project count through the
-	// logic analyzer probes.
-	// I/O 6 is configured for the UART Tx line
-
-        reg_mprj_io_31 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_30 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_29 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_28 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_27 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_26 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_25 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_24 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_23 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_22 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_21 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_20 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_19 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_18 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_17 = GPIO_MODE_MGMT_STD_OUTPUT;
-        reg_mprj_io_16 = GPIO_MODE_MGMT_STD_OUTPUT;
-
-        reg_mprj_io_15 = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_14 = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_13 = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_12 = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_11 = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_10 = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_9  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_8  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_7  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_5  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_4  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_3  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_2  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_1  = GPIO_MODE_USER_STD_OUTPUT;
-        reg_mprj_io_0  = GPIO_MODE_USER_STD_OUTPUT;
-
-        reg_mprj_io_6  = GPIO_MODE_MGMT_STD_OUTPUT;
-
-	// Set UART clock to 64 kbaud (enable before I/O configuration)
-	// reg_uart_clkdiv = 625;
-	reg_uart_enable = 1;
-
-    // Now, apply the configuration
-    reg_mprj_xfer = 1;
-    while (reg_mprj_xfer == 1);
-
-    // Configure LA probes [31:0], [127:64] as inputs to the cpu 
-	// Configure LA probes [63:32] as outputs from the cpu
-	reg_la0_oenb = reg_la0_iena = 0x00000000;    // [31:0]
-	reg_la1_oenb = reg_la1_iena = 0xFFFFFFFF;    // [63:32]
-	reg_la2_oenb = reg_la2_iena = 0x00000000;    // [95:64]
-	reg_la3_oenb = reg_la3_iena = 0x00000000;    // [127:96]
-
-	// Flag start of the test 
-	reg_mprj_datal = 0xAB400000;
-
-	// Set Counter value to zero through LA probes [63:32]
-	reg_la1_data = 0x00000000;
-
-	// Configure LA probes from [63:32] as inputs to disable counter write
-	reg_la1_oenb = reg_la1_iena = 0x00000000;    
-
-	while (1) {
-		if (reg_la0_data_in > 0x1F4) {
-			reg_mprj_datal = 0xAB410000;
-			break;
-		}
-	}
-	print("\n");
-	print("Monitor: Test 1 Passed\n\n");	// Makes simulation very long!
-	reg_mprj_datal = 0xAB510000;
-}
-
diff --git a/verilog/dv/la_test1/la_test1_tb.v b/verilog/dv/la_test1/la_test1_tb.v
deleted file mode 100644
index 6aeceb1..0000000
--- a/verilog/dv/la_test1/la_test1_tb.v
+++ /dev/null
@@ -1,247 +0,0 @@
-// SPDX-FileCopyrightText: 2020 Efabless Corporation
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// 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.
-// SPDX-License-Identifier: Apache-2.0
-
-`default_nettype none
-
-`timescale 1 ns / 1 ps
-
-module la_test1_tb;
-	reg clock;
-    reg RSTB;
-	reg CSB;
-
-	reg power1, power2;
-
-	wire gpio;
-	wire uart_tx;
-	wire [37:0] mprj_io;
-	wire [15:0] checkbits;
-
-	assign checkbits  = mprj_io[31:16];
-	assign uart_tx = mprj_io[6];
-
-	always #12.5 clock <= (clock === 1'b0);
-
-	initial begin
-		clock = 0;
-	end
-
-	`ifdef ENABLE_SDF
-		initial begin
-			$sdf_annotate("../../../sdf/user_proj_example.sdf", uut.mprj) ;
-			$sdf_annotate("../../../sdf/user_project_wrapper.sdf", uut.mprj.mprj) ;
-			$sdf_annotate("../../../mgmt_core_wrapper/sdf/DFFRAM.sdf", uut.soc.DFFRAM_0) ;
-			$sdf_annotate("../../../mgmt_core_wrapper/sdf/mgmt_core.sdf", uut.soc.core) ;
-			$sdf_annotate("../../../caravel/sdf/housekeeping.sdf", uut.housekeeping) ;
-			$sdf_annotate("../../../caravel/sdf/chip_io.sdf", uut.padframe) ;
-			$sdf_annotate("../../../caravel/sdf/mprj_logic_high.sdf", uut.mgmt_buffers.mprj_logic_high_inst) ;
-			$sdf_annotate("../../../caravel/sdf/mprj2_logic_high.sdf", uut.mgmt_buffers.mprj2_logic_high_inst) ;
-			$sdf_annotate("../../../caravel/sdf/mgmt_protect_hv.sdf", uut.mgmt_buffers.powergood_check) ;
-			$sdf_annotate("../../../caravel/sdf/mgmt_protect.sdf", uut.mgmt_buffers) ;
-			$sdf_annotate("../../../caravel/sdf/caravel_clocking.sdf", uut.clocking) ;
-			$sdf_annotate("../../../caravel/sdf/digital_pll.sdf", uut.pll) ;
-			$sdf_annotate("../../../caravel/sdf/xres_buf.sdf", uut.rstb_level) ;
-			$sdf_annotate("../../../caravel/sdf/user_id_programming.sdf", uut.user_id_value) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_1[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_1[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_2[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_2[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_2[2] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[2] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[3] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[4] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[5] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[6] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[7] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[8] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[9] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[10] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[2] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[3] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[4] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[5] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[2] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[3] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[4] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[5] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[6] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[7] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[8] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[9] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[10] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[11] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[12] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[13] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[14] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[15] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_0[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_0[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_2[0] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_2[1] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_2[2] ) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_5) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_6) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_7) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_8) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_9) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_10) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_11) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_12) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_13) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_14) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_15) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_16) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_17) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_18) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_19) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_20) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_21) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_22) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_23) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_24) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_25) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_26) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_27) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_28) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_29) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_30) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_31) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_32) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_33) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_34) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_35) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_36) ;
-			$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_37) ;
-		end
-	`endif 
-
-	// assign mprj_io[3] = 1'b1;
-
-	initial begin
-		$dumpfile("la_test1.vcd");
-		$dumpvars(0, la_test1_tb);
-
-		// Repeat cycles of 1000 clock edges as needed to complete testbench
-		repeat (250) begin
-			repeat (1000) @(posedge clock);
-			// $display("+1000 cycles");
-		end
-		$display("%c[1;31m",27);
-		`ifdef GL
-			$display ("Monitor: Timeout, Test LA (GL) Failed");
-		`else
-			$display ("Monitor: Timeout, Test LA (RTL) Failed");
-		`endif
-		$display("%c[0m",27);
-		$finish;
-	end
-
-	initial begin
-		wait(checkbits == 16'hAB40);
-		$display("LA Test 1 started");
-		wait(checkbits == 16'hAB41);
-		wait(checkbits == 16'hAB51);
-		$display("LA Test 2 passed");
-		#10000;
-		$finish;
-	end
-
-	initial begin
-		RSTB <= 1'b0;
-		CSB  <= 1'b1;		// Force CSB high
-		#2000;
-		RSTB <= 1'b1;	    	// Release reset
-		#170000;
-		CSB = 1'b0;		// CSB can be released
-	end
-
-	initial begin		// Power-up sequence
-		power1 <= 1'b0;
-		power2 <= 1'b0;
-		#200;
-		power1 <= 1'b1;
-		#200;
-		power2 <= 1'b1;
-	end
-
-	wire flash_csb;
-	wire flash_clk;
-	wire flash_io0;
-	wire flash_io1;
-
-	wire VDD1V8;
-	wire VDD3V3;
-	wire VSS;
-    
-	assign VDD3V3 = power1;
-	assign VDD1V8 = power2;
-	assign VSS = 1'b0;
-
-	assign mprj_io[3] = 1;  // Force CSB high.
-	assign mprj_io[0] = 0;  // Disable debug mode
-
-	caravel uut (
-		.vddio	  (VDD3V3),
-		.vddio_2  (VDD3V3),
-		.vssio	  (VSS),
-		.vssio_2  (VSS),
-		.vdda	  (VDD3V3),
-		.vssa	  (VSS),
-		.vccd	  (VDD1V8),
-		.vssd	  (VSS),
-		.vdda1    (VDD3V3),
-		.vdda1_2  (VDD3V3),
-		.vdda2    (VDD3V3),
-		.vssa1	  (VSS),
-		.vssa1_2  (VSS),
-		.vssa2	  (VSS),
-		.vccd1	  (VDD1V8),
-		.vccd2	  (VDD1V8),
-		.vssd1	  (VSS),
-		.vssd2	  (VSS),
-		.clock    (clock),
-		.gpio     (gpio),
-		.mprj_io  (mprj_io),
-		.flash_csb(flash_csb),
-		.flash_clk(flash_clk),
-		.flash_io0(flash_io0),
-		.flash_io1(flash_io1),
-		.resetb	  (RSTB)
-	);
-
-	spiflash #(
-		.FILENAME("la_test1.hex")
-	) spiflash (
-		.csb(flash_csb),
-		.clk(flash_clk),
-		.io0(flash_io0),
-		.io1(flash_io1),
-		.io2(),			// not used
-		.io3()			// not used
-	);
-
-	// Testbench UART
-	tbuart tbuart (
-		.ser_rx(uart_tx)
-	);
-
-endmodule
-`default_nettype wire