| ////////////////////////////////////////////////////////////////////////////// |
| // SPDX-FileCopyrightText: 2021 , Dinesh Annayya |
| // |
| // 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 |
| // SPDX-FileContributor: Created by Dinesh Annayya <dinesha@opencores.org> |
| // |
| ////////////////////////////////////////////////////////////////////// |
| //// //// |
| //// Digital core //// |
| //// //// |
| //// This file is part of the mbist_ctrl project //// |
| //// https://github.com/dineshannayya/mbist_ctrl.git //// |
| //// //// |
| //// Description //// |
| //// This is digital core and integrate all the main block //// |
| //// here. //// |
| //// 1. Wishbone Host //// |
| //// 2. MBIST Controller //// |
| //// 3. SRAM 2KB //// |
| //// //// |
| //// To Do: //// |
| //// nothing //// |
| //// //// |
| //// Author(s): //// |
| //// - Dinesh Annayya, dinesha@opencores.org //// |
| //// //// |
| //// Revision : //// |
| //// 0.1 - 13th Oct 2021, Dinesh A //// |
| //// Initial Version //// |
| ////////////////////////////////////////////////////////////////////// |
| `default_nettype none |
| |
| module user_project_wrapper #( |
| parameter BITS = 32 |
| ) ( |
| `ifdef USE_POWER_PINS |
| inout vdda1, // User area 1 3.3V supply |
| inout vdda2, // User area 2 3.3V supply |
| inout vssa1, // User area 1 analog ground |
| inout vssa2, // User area 2 analog ground |
| inout vccd1, // User area 1 1.8V supply |
| inout vccd2, // User area 2 1.8v supply |
| inout vssd1, // User area 1 digital ground |
| inout vssd2, // User area 2 digital ground |
| `endif |
| |
| // Wishbone Slave ports (WB MI A) |
| input wb_clk_i, |
| input wb_rst_i, |
| input wbs_stb_i, |
| input wbs_cyc_i, |
| input wbs_we_i, |
| input [3:0] wbs_sel_i, |
| input [31:0] wbs_dat_i, |
| input [31:0] wbs_adr_i, |
| output wbs_ack_o, |
| output [31:0] wbs_dat_o, |
| |
| // Logic Analyzer Signals |
| input [127:0] la_data_in, |
| output [127:0] la_data_out, |
| input [127:0] la_oenb, |
| |
| // IOs |
| input [`MPRJ_IO_PADS-1:0] io_in, |
| output [`MPRJ_IO_PADS-1:0] io_out, |
| output [`MPRJ_IO_PADS-1:0] io_oeb, |
| |
| // Analog (direct connection to GPIO pad---use with caution) |
| // Note that analog I/O is not available on the 7 lowest-numbered |
| // GPIO pads, and so the analog_io indexing is offset from the |
| // GPIO indexing by 7 (also upper 2 GPIOs do not have analog_io). |
| inout [`MPRJ_IO_PADS-10:0] analog_io, |
| |
| // Independent clock (on independent integer divider) |
| input user_clock2, |
| |
| // User maskable interrupt signals |
| output [2:0] user_irq |
| ); |
| |
| parameter BIST_ADDR_WD = 11; |
| parameter BIST_DATA_WD = 32; |
| |
| |
| wire bist_clk; |
| wire mem_clk_out; |
| wire bist_rst_n; |
| |
| // MBIST I/F |
| wire bist_en; |
| wire bist_run; |
| wire bist_shift; |
| wire bist_load; |
| wire bist_sdi; |
| |
| wire [3:0] bist_error_cnt; |
| wire bist_correct; |
| wire bist_error; |
| wire bist_done; |
| wire bist_sdo; |
| |
| // FUNCTIONAL A PORT |
| wire func_clk_a; |
| wire func_cen_a; |
| wire [BIST_ADDR_WD-1:2] func_addr_a; |
| wire [BIST_DATA_WD-1:0] func_dout_a; |
| |
| // Functional B Port |
| wire func_clk_b; |
| wire func_cen_b; |
| wire func_web_b; |
| wire [BIST_DATA_WD/8-1:0] func_mask_b; |
| wire [BIST_ADDR_WD-1:2] func_addr_b; |
| wire [BIST_DATA_WD-1:0] func_din_b; |
| |
| |
| // towards memory |
| // PORT-A |
| wire mem_clk_a; |
| wire [BIST_ADDR_WD-1:2] mem_addr_a; |
| wire mem_cen_a; |
| wire [BIST_DATA_WD-1:0] mem_din_b; |
| |
| // PORT-B |
| wire mem_clk_b; |
| wire mem_cen_b; |
| wire mem_web_b; |
| wire [BIST_DATA_WD/8-1:0] mem_mask_b; |
| wire [BIST_ADDR_WD-1:2] mem_addr_b; |
| wire [BIST_DATA_WD-1:0] mem_dout_a; |
| |
| |
| wb_host u_wb_host( |
| .user_clock1 (wb_clk_i ), |
| .user_clock2 (user_clock2 ), |
| |
| // Master Port |
| .wbm_rst_i (wb_rst_i ), |
| .wbm_clk_i (wb_clk_i ), |
| .wbm_cyc_i (wbs_cyc_i ), |
| .wbm_stb_i (wbs_stb_i ), |
| .wbm_adr_i (wbs_adr_i ), |
| .wbm_we_i (wbs_we_i ), |
| .wbm_dat_i (wbs_dat_i ), |
| .wbm_sel_i (wbs_sel_i ), |
| .wbm_dat_o (wbs_dat_o ), |
| .wbm_ack_o (wbs_ack_o ), |
| .wbm_err_o ( ), |
| .bist_clk (bist_clk ), |
| .bist_rst_n (bist_rst_n ), |
| .mem_clk_out (mem_clk_out ), |
| .mem_clk (mem_clk_out ), |
| .wbd_int_rst_n ( ), |
| |
| .bist_en (bist_en ), |
| .bist_run (bist_run ), |
| .bist_shift (bist_shift ), |
| .bist_load (bist_load ), |
| .bist_sdi (bist_sdi ), |
| |
| .bist_error_cnt (bist_error_cnt ), |
| .bist_correct (bist_correct ), |
| .bist_error (bist_error ), |
| .bist_done (bist_done ), |
| .bist_sdo (bist_sdo ), |
| |
| // FUNCTIONAL A PORT |
| .func_clk_a (func_clk_a ), |
| .func_cen_a (func_cen_a ), |
| .func_addr_a (func_addr_a ), |
| .func_dout_a (func_dout_a ), |
| |
| // Functional B Port |
| .func_clk_b (func_clk_b ), |
| .func_cen_b (func_cen_b ), |
| .func_web_b (func_web_b ), |
| .func_mask_b (func_mask_b ), |
| .func_addr_b (func_addr_b ), |
| .func_din_b (func_din_b ), |
| |
| .io_out (io_out ), |
| .io_oeb (io_oeb ), |
| .la_data_out (la_data_out ) |
| |
| ); |
| |
| |
| mbist_top #( |
| `ifndef SYNTHESIS |
| .BIST_ADDR_WD (BIST_ADDR_WD-2 ), |
| .BIST_DATA_WD (BIST_DATA_WD ), |
| .BIST_ADDR_START (9'h000 ), |
| .BIST_ADDR_END (9'h1FB ), |
| .BIST_REPAIR_ADDR_START (9'h1FC ), |
| .BIST_RAD_WD_I (BIST_ADDR_WD-2 ), |
| .BIST_RAD_WD_O (BIST_ADDR_WD-2 ) |
| `endif |
| ) |
| u_mbist ( |
| |
| .bist_clk (bist_clk ), |
| .rst_n (bist_rst_n ), |
| |
| |
| .bist_en (bist_en ), |
| .bist_run (bist_run ), |
| .bist_shift (bist_shift ), |
| .bist_load (bist_load ), |
| .bist_sdi (bist_sdi ), |
| |
| .bist_error_cnt (bist_error_cnt ), |
| .bist_correct (bist_correct ), |
| .bist_error (bist_error ), |
| .bist_done (bist_done ), |
| .bist_sdo (bist_sdo ), |
| |
| // FUNCTIONAL A PORT |
| .func_clk_a (func_clk_a ), |
| .func_cen_a (func_cen_a ), |
| .func_addr_a (func_addr_a ), |
| .func_dout_a (func_dout_a ), |
| |
| // Functional B Port |
| .func_clk_b (func_clk_b ), |
| .func_cen_b (func_cen_b ), |
| .func_web_b (func_web_b ), |
| .func_mask_b (func_mask_b ), |
| .func_addr_b (func_addr_b ), |
| .func_din_b (func_din_b ), |
| |
| |
| // towards memory |
| // PORT-A |
| .mem_clk_a (mem_clk_a ), |
| .mem_addr_a (mem_addr_a ), |
| .mem_cen_a (mem_cen_a ), |
| .mem_dout_a (mem_dout_a ), |
| // PORT-B |
| .mem_clk_b (mem_clk_b ), |
| .mem_cen_b (mem_cen_b ), |
| .mem_web_b (mem_web_b ), |
| .mem_mask_b (mem_mask_b ), |
| .mem_addr_b (mem_addr_b ), |
| .mem_din_b (mem_din_b ) |
| |
| |
| ); |
| |
| sky130_sram_2kbyte_1rw1r_32x512_8 u_sram_2kb( |
| `ifdef USE_POWER_PINS |
| .vccd1 (vccd1),// User area 1 1.8V supply |
| .vssd1 (vssd1),// User area 1 digital ground |
| `endif |
| // Port 0: RW |
| .clk0 (mem_clk_b), |
| .csb0 (mem_cen_b), |
| .web0 (mem_web_b), |
| .wmask0 (mem_mask_b), |
| .addr0 (mem_addr_b), |
| .din0 (mem_din_b), |
| .dout0 (), |
| // Port 1: R |
| .clk1 (mem_clk_a), |
| .csb1 (mem_cen_a), |
| .addr1 (mem_addr_a), |
| .dout1 (mem_dout_a) |
| ); |
| |
| |
| endmodule // user_project_wrapper |
| |
| `default_nettype wire |
