| ///////////////////////////////////////////////////////////////////// |
| //// //// |
| //// Descriptor ROM //// |
| //// //// |
| //// //// |
| //// Author: Rudolf Usselmann //// |
| //// rudi@asics.ws //// |
| //// //// |
| //// //// |
| //// Downloaded from: http://www.opencores.org/cores/usb1_funct///// |
| //// //// |
| ///////////////////////////////////////////////////////////////////// |
| //// //// |
| //// Copyright (C) 2000-2002 Rudolf Usselmann //// |
| //// www.asics.ws //// |
| //// rudi@asics.ws //// |
| //// //// |
| //// 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 SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY //// |
| //// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED //// |
| //// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS //// |
| //// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR //// |
| //// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, //// |
| //// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES //// |
| //// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE //// |
| //// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR //// |
| //// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF //// |
| //// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT //// |
| //// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT //// |
| //// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE //// |
| //// POSSIBILITY OF SUCH DAMAGE. //// |
| //// //// |
| ///////////////////////////////////////////////////////////////////// |
| |
| // CVS Log |
| // |
| // $Id: usb1_rom1.v,v 1.1.1.1 2002-09-19 12:07:29 rudi Exp $ |
| // |
| // $Date: 2002-09-19 12:07:29 $ |
| // $Revision: 1.1.1.1 $ |
| // $Author: rudi $ |
| // $Locker: $ |
| // $State: Exp $ |
| // |
| // Change History: |
| // $Log: not supported by cvs2svn $ |
| // |
| // |
| // |
| // |
| // |
| |
| `include "usb1d_defines.v" |
| |
| module usb1d_rom1(clk, adr, dout); |
| input clk; |
| input [6:0] adr; |
| output [7:0] dout; |
| |
| reg [7:0] dout; |
| |
| always @(posedge clk) |
| case(adr) // synopsys full_case parallel_case |
| |
| // ==================================== |
| // ===== DEVICE Descriptor ===== |
| // ==================================== |
| |
| 7'h00: dout <= #1 8'd18; // this descriptor length |
| 7'h01: dout <= #1 8'h01; // descriptor type |
| 7'h02: dout <= #1 8'h00; // USB version low byte |
| 7'h03: dout <= #1 8'h01; // USB version high byte |
| 7'h04: dout <= #1 8'hff; // device class |
| 7'h05: dout <= #1 8'h00; // device sub class |
| 7'h06: dout <= #1 8'hff; // device protocol |
| 7'h07: dout <= #1 8'd64; // max packet size |
| 7'h08: dout <= #1 8'h34; // vendor ID low byte |
| 7'h09: dout <= #1 8'h12; // vendor ID high byte |
| 7'h0a: dout <= #1 8'h78; // product ID low byte |
| 7'h0b: dout <= #1 8'h56; // product ID high byte |
| 7'h0c: dout <= #1 8'h10; // device rel. number low byte |
| 7'h0d: dout <= #1 8'h00; // device rel. number high byte |
| 7'h0e: dout <= #1 8'h00; // Manufacturer String Index |
| 7'h0f: dout <= #1 8'h00; // Product Descr. String Index |
| 7'h10: dout <= #1 8'h00; // S/N String Index |
| 7'h11: dout <= #1 8'h01; // Number of possible config. |
| |
| // ==================================== |
| // ===== Configuration Descriptor ===== |
| // ==================================== |
| 7'h12: dout <= #1 8'h09; // this descriptor length |
| 7'h13: dout <= #1 8'h02; // descriptor type |
| 7'h14: dout <= #1 8'd53; // total data length low byte |
| 7'h15: dout <= #1 8'd00; // total data length high byte |
| 7'h16: dout <= #1 8'h01; // number of interfaces |
| 7'h17: dout <= #1 8'h01; // number of configurations |
| 7'h18: dout <= #1 8'h00; // Conf. String Index |
| 7'h19: dout <= #1 8'h40; // Config. Characteristics |
| 7'h1a: dout <= #1 8'h00; // Max. Power Consumption |
| |
| // ==================================== |
| // ===== Interface Descriptor ===== |
| // ==================================== |
| 7'h1b: dout <= #1 8'h09; // this descriptor length |
| 7'h1c: dout <= #1 8'h04; // descriptor type |
| 7'h1d: dout <= #1 8'h00; // interface number |
| 7'h1e: dout <= #1 8'h00; // alternate setting |
| 7'h1f: dout <= #1 8'h05; // number of endpoints |
| 7'h20: dout <= #1 8'hff; // interface class |
| 7'h21: dout <= #1 8'h01; // interface sub class |
| 7'h22: dout <= #1 8'hff; // interface protocol |
| 7'h23: dout <= #1 8'h00; // interface string index |
| |
| // ==================================== |
| // ===== Endpoint 1 Descriptor ===== |
| // ==================================== |
| 7'h24: dout <= #1 8'h07; // this descriptor length |
| 7'h25: dout <= #1 8'h05; // descriptor type |
| 7'h26: dout <= #1 8'h81; // endpoint address |
| 7'h27: dout <= #1 8'h01; // endpoint attributes |
| 7'h28: dout <= #1 8'h00; // max packet size low byte |
| 7'h29: dout <= #1 8'h01; // max packet size high byte |
| 7'h2a: dout <= #1 8'h01; // polling interval |
| |
| // ==================================== |
| // ===== Endpoint 2 Descriptor ===== |
| // ==================================== |
| 7'h2b: dout <= #1 8'h07; // this descriptor length |
| 7'h2c: dout <= #1 8'h05; // descriptor type |
| 7'h2d: dout <= #1 8'h02; // endpoint address |
| 7'h2e: dout <= #1 8'h01; // endpoint attributes |
| 7'h2f: dout <= #1 8'h00; // max packet size low byte |
| 7'h30: dout <= #1 8'h01; // max packet size high byte |
| 7'h31: dout <= #1 8'h01; // polling interval |
| |
| // ==================================== |
| // ===== Endpoint 3 Descriptor ===== |
| // ==================================== |
| 7'h32: dout <= #1 8'h07; // this descriptor length |
| 7'h33: dout <= #1 8'h05; // descriptor type |
| 7'h34: dout <= #1 8'h83; // endpoint address |
| 7'h35: dout <= #1 8'h02; // endpoint attributes |
| 7'h36: dout <= #1 8'd64; // max packet size low byte |
| 7'h37: dout <= #1 8'd00; // max packet size high byte |
| 7'h38: dout <= #1 8'h01; // polling interval |
| |
| // ==================================== |
| // ===== Endpoint 4 Descriptor ===== |
| // ==================================== |
| 7'h39: dout <= #1 8'h07; // this descriptor length |
| 7'h3a: dout <= #1 8'h05; // descriptor type |
| 7'h3b: dout <= #1 8'h04; // endpoint address |
| 7'h3c: dout <= #1 8'h02; // endpoint attributes |
| 7'h3d: dout <= #1 8'd64; // max packet size low byte |
| 7'h3e: dout <= #1 8'd00; // max packet size high byte |
| 7'h3f: dout <= #1 8'h01; // polling interval |
| |
| // ==================================== |
| // ===== Endpoint 5 Descriptor ===== |
| // ==================================== |
| 7'h40: dout <= #1 8'h07; // this descriptor length |
| 7'h41: dout <= #1 8'h05; // descriptor type |
| 7'h42: dout <= #1 8'h85; // endpoint address |
| 7'h43: dout <= #1 8'h03; // endpoint attributes |
| 7'h44: dout <= #1 8'd64; // max packet size low byte |
| 7'h45: dout <= #1 8'd00; // max packet size high byte |
| 7'h46: dout <= #1 8'h01; // polling interval |
| |
| /* |
| // ==================================== |
| // ===== String Descriptor Lang ID===== |
| // ==================================== |
| |
| 7'h47: dout <= #1 8'd06; // this descriptor length |
| 7'h48: dout <= #1 8'd03; // descriptor type |
| |
| 7'h49: dout <= #1 8'd09; // Language ID 0 low byte |
| 7'h4a: dout <= #1 8'd04; // Language ID 0 high byte |
| |
| 7'h4b: dout <= #1 8'd09; // Language ID 1 low byte |
| 7'h4c: dout <= #1 8'd04; // Language ID 1 high byte |
| |
| 7'h4d: dout <= #1 8'd09; // Language ID 2 low byte |
| 7'h4e: dout <= #1 8'd04; // Language ID 2 high byte |
| |
| // ==================================== |
| // ===== String Descriptor 0 ===== |
| // ==================================== |
| |
| 7'h50: dout <= #1 8'd010; // this descriptor length |
| 7'h51: dout <= #1 8'd03; // descriptor type |
| 7'h52: dout <= #1 "0"; |
| 7'h53: dout <= #1 " "; |
| 7'h54: dout <= #1 "g"; |
| 7'h55: dout <= #1 "n"; |
| 7'h56: dout <= #1 "i"; |
| 7'h57: dout <= #1 "r"; |
| 7'h58: dout <= #1 "t"; |
| 7'h59: dout <= #1 "S"; |
| |
| // ==================================== |
| // ===== String Descriptor 1 ===== |
| // ==================================== |
| |
| 7'h60: dout <= #1 8'd010; // this descriptor length |
| 7'h61: dout <= #1 8'd03; // descriptor type |
| 7'h62: dout <= #1 "1"; |
| 7'h63: dout <= #1 " "; |
| 7'h64: dout <= #1 "g"; |
| 7'h65: dout <= #1 "n"; |
| 7'h66: dout <= #1 "i"; |
| 7'h67: dout <= #1 "r"; |
| 7'h68: dout <= #1 "t"; |
| 7'h69: dout <= #1 "S"; |
| |
| // ==================================== |
| // ===== String Descriptor 2 ===== |
| // ==================================== |
| |
| 7'h70: dout <= #1 8'd010; // this descriptor length |
| 7'h71: dout <= #1 8'd03; // descriptor type |
| 7'h72: dout <= #1 "2"; |
| 7'h73: dout <= #1 " "; |
| 7'h74: dout <= #1 "g"; |
| 7'h75: dout <= #1 "n"; |
| 7'h76: dout <= #1 "i"; |
| 7'h77: dout <= #1 "r"; |
| 7'h78: dout <= #1 "t"; |
| 7'h79: dout <= #1 "S"; |
| |
| */ |
| |
| // ==================================== |
| // ==================================== |
| |
| //default: dout <= #1 8'd00; |
| endcase |
| |
| endmodule |
