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https://opencores.org/ocsvn/crcahb/crcahb/trunk
Subversion Repositories crcahb
[/] [crcahb/] [trunk/] [rtl/] [crc_ip.v] - Rev 4
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////////////////////////////////////////////////////////////////// //// //// //// CRCAHB CORE BLOCK //// //// //// //// This file is part of the APB to I2C project //// //// http://www.opencores.org/cores/apbi2c/ //// //// //// //// Description //// //// Implementation of APB IP core according to //// //// crcahb IP core specification document. //// //// //// //// To Do: Things are right here but always all block can suffer changes //// //// //// //// //// //// Author(s): - Julio Cesar //// ///////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2009 Authors and OPENCORES.ORG //// //// //// //// This source file may be used and distributed without //// //// restriction provided that this copyright statement is not //// //// removed from the file and that any derivative work contains //// the original copyright notice and the associated disclaimer. //// //// //// This source file is free software; you can redistribute it //// //// and/or modify it under the terms of the GNU Lesser General //// //// Public License as published by the Free Software Foundation; //// either version 2.1 of the License, or (at your option) any //// //// later version. //// //// //// //// This source is distributed in the hope that it will be //// //// useful, but WITHOUT ANY WARRANTY; without even the implied //// //// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// //// PURPOSE. See the GNU Lesser General Public License for more //// details. //// //// //// //// You should have received a copy of the GNU Lesser General //// //// Public License along with this source; if not, download it //// //// from http://www.opencores.org/lgpl.shtml //// //// /////////////////////////////////////////////////////////////////// module crc_ip ( //OUTPUTS output [31:0] HRDATA, output HREADYOUT, output HRESP, //INPUTS input [31:0] HWDATA, input [31:0] HADDR, input [ 2:0] HSIZE, input [ 1:0] HTRANS, input HWRITE, input HSElx, input HREADY, input HRESETn, input HCLK ); //Internal Signals wire [31:0] crc_poly_out; wire [31:0] crc_out; wire [31:0] crc_init_out; wire [ 7:0] crc_idr_out; wire buffer_full; wire read_wait; wire [31:0] bus_wr; wire [ 1:0] crc_poly_size; wire [ 1:0] bus_size; wire [ 1:0] rev_in_type; wire rev_out_type; wire crc_init_en; wire crc_idr_en; wire crc_poly_en; wire buffer_write_en; wire reset_chain; //Instanciation of Host Interface host_interface HOST_INTERFACE ( .HRDATA ( HRDATA ), .HREADYOUT ( HREADYOUT ), .HRESP ( HRESP ), .bus_wr ( bus_wr ), .crc_poly_size ( crc_poly_size ), .bus_size ( bus_size ), .rev_in_type ( rev_in_type ), .rev_out_type ( rev_out_type ), .crc_init_en ( crc_init_en ), .crc_idr_en ( crc_idr_en ), .crc_poly_en ( crc_poly_en ), .buffer_write_en ( buffer_write_en ), .reset_chain ( reset_chain ), .reset_pending ( reset_pending ), .HWDATA ( HWDATA ), .HADDR ( HADDR ), .HSIZE ( HSIZE ), .HTRANS ( HTRANS ), .HWRITE ( HWRITE ), .HSElx ( HSElx ), .HREADY ( HREADY ), .HRESETn ( HRESETn ), .HCLK ( HCLK ), .crc_poly_out ( crc_poly_out ), .crc_out ( crc_out ), .crc_init_out ( crc_init_out ), .crc_idr_out ( crc_idr_out ), .buffer_full ( buffer_full ), .read_wait ( read_wait ) ); //Instantiation of crc_unit crc_unit CRC_UNIT ( .crc_poly_out ( crc_poly_out ), .crc_out ( crc_out ), .crc_init_out ( crc_init_out ), .crc_idr_out ( crc_idr_out ), .buffer_full ( buffer_full ), .read_wait ( read_wait ), .bus_wr ( bus_wr ), .crc_poly_size ( crc_poly_size ), .bus_size ( bus_size ), .rev_in_type ( rev_in_type ), .rev_out_type ( rev_out_type ), .crc_init_en ( crc_init_en ), .crc_idr_en ( crc_idr_en ), .crc_poly_en ( crc_poly_en ), .buffer_write_en ( buffer_write_en ), .reset_chain ( reset_chain ), .reset_pending ( reset_pending ), .clk ( HCLK ), .rst_n ( HRESETn ) ); endmodule
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