243 lines
11 KiB
Verilog
243 lines
11 KiB
Verilog
// SPDX-FileCopyrightText: 2020 Efabless Corporation
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// SPDX-License-Identifier: Apache-2.0
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`default_nettype none
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`timescale 1 ns / 1 ps
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module la_test2_tb;
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reg clock;
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reg RSTB;
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reg CSB;
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reg power1, power2;
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reg power3, power4;
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wire gpio;
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wire [37:0] mprj_io;
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wire [15:0] checkbits;
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assign checkbits = mprj_io[31:16];
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assign mprj_io[3] = (CSB == 1'b1) ? 1'b1 : 1'bz;
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always #15 clock <= (clock === 1'b0);
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initial begin
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clock = 0;
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end
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`ifdef ENABLE_SDF
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initial begin
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$sdf_annotate("../../../sdf/user_proj_example.sdf", uut.mprj) ;
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$sdf_annotate("../../../sdf/user_project_wrapper.sdf", uut.mprj.mprj) ;
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$sdf_annotate("../../../mgmt_core_wrapper/sdf/DFFRAM.sdf", uut.soc.DFFRAM_0) ;
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// these breaks the simulation
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$sdf_annotate("../../../mgmt_core_wrapper/sdf/mgmt_core.sdf", uut.soc.core) ;
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$sdf_annotate("../../../caravel/sdf/housekeeping.sdf", uut.housekeeping) ;
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$sdf_annotate("../../../caravel/sdf/chip_io.sdf", uut.padframe) ;
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$sdf_annotate("../../../caravel/sdf/mprj_logic_high.sdf", uut.mgmt_buffers.mprj_logic_high_inst) ;
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$sdf_annotate("../../../caravel/sdf/mprj2_logic_high.sdf", uut.mgmt_buffers.mprj2_logic_high_inst) ;
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$sdf_annotate("../../../caravel/sdf/mgmt_protect_hv.sdf", uut.mgmt_buffers.powergood_check) ;
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$sdf_annotate("../../../caravel/sdf/mgmt_protect.sdf", uut.mgmt_buffers) ;
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$sdf_annotate("../../../caravel/sdf/caravel_clocking.sdf", uut.clocking) ;
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$sdf_annotate("../../../caravel/sdf/digital_pll.sdf", uut.pll) ;
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$sdf_annotate("../../../caravel/sdf/xres_buf.sdf", uut.rstb_level) ;
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$sdf_annotate("../../../caravel/sdf/user_id_programming.sdf", uut.user_id_value) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_1[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_1[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_2[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_2[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_bidir_2[2] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[2] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[3] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[4] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[5] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[6] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[7] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[8] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[9] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1[10] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[2] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[3] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[4] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_1a[5] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[2] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[3] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[4] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[5] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[6] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[7] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[8] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[9] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[10] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[11] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[12] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[13] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[14] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_control_block.sdf", uut.\gpio_control_in_2[15] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_0[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_0[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_2[0] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_2[1] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.\gpio_defaults_block_2[2] ) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_5) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_6) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_7) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_8) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_9) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_10) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_11) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_12) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_13) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_14) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_15) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_16) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_17) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_18) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_19) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_20) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_21) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_22) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_23) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_24) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_25) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_26) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_27) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_28) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_29) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_30) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_31) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_32) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_33) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_34) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_35) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_36) ;
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$sdf_annotate("../../../caravel/sdf/gpio_defaults_block.sdf", uut.gpio_defaults_block_37) ;
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end
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`endif
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initial begin
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$dumpfile("la_test2.vcd");
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$dumpvars(0, la_test2_tb);
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// Repeat cycles of 1000 clock edges as needed to complete testbench
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repeat (75) begin
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repeat (1000) @(posedge clock);
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// $display("+1000 cycles");
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end
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$display("%c[1;31m",27);
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`ifdef GL
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$display ("Monitor: Timeout, Test Mega-Project IO (GL) Failed");
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`else
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$display ("Monitor: Timeout, Test Mega-Project IO (RTL) Failed");
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`endif
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$display("%c[0m",27);
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$finish;
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end
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initial begin
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wait(checkbits == 16'hAB60);
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$display("Monitor: Test 2 MPRJ-Logic Analyzer Started");
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wait(checkbits == 16'hAB61);
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$display("Monitor: Test 2 MPRJ-Logic Analyzer Passed");
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$finish;
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end
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initial begin
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RSTB <= 1'b0;
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CSB <= 1'b1; // Force CSB high
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#2000;
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RSTB <= 1'b1; // Release reset
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#3_000_000;
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CSB = 1'b0; // CSB can be released
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end
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initial begin // Power-up sequence
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power1 <= 1'b0;
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power2 <= 1'b0;
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power3 <= 1'b0;
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power4 <= 1'b0;
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#100;
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power1 <= 1'b1;
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#100;
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power2 <= 1'b1;
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#100;
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power3 <= 1'b1;
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#100;
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power4 <= 1'b1;
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end
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wire flash_csb;
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wire flash_clk;
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wire flash_io0;
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wire flash_io1;
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wire VDD3V3;
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wire VDD1V8;
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wire VSS;
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assign VDD3V3 = power1;
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assign VDD1V8 = power2;
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assign VSS = 1'b0;
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caravel uut (
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.vddio (VDD3V3),
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.vddio_2 (VDD3V3),
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.vssio (VSS),
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.vssio_2 (VSS),
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.vdda (VDD3V3),
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.vssa (VSS),
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.vccd (VDD1V8),
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.vssd (VSS),
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.vdda1 (VDD3V3),
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.vdda1_2 (VDD3V3),
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.vdda2 (VDD3V3),
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.vssa1 (VSS),
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.vssa1_2 (VSS),
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.vssa2 (VSS),
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.vccd1 (VDD1V8),
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.vccd2 (VDD1V8),
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.vssd1 (VSS),
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.vssd2 (VSS),
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.clock (clock),
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.gpio (gpio),
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.mprj_io (mprj_io),
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.flash_csb(flash_csb),
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.flash_clk(flash_clk),
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.flash_io0(flash_io0),
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.flash_io1(flash_io1),
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.resetb (RSTB)
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);
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spiflash #(
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.FILENAME("la_test2.hex")
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) spiflash (
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.csb(flash_csb),
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.clk(flash_clk),
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.io0(flash_io0),
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.io1(flash_io1),
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.io2(),
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.io3()
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);
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endmodule
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`default_nettype wire
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