Subversion Repositories robust_axi2apb

<##//////////////////////////////////////////////////////////////////

////                                                             ////

////  Author: Eyal Hochberg                                      ////

////          eyal@provartec.com                                 ////

////                                                             ////

////  Downloaded from: http://www.opencores.org                  ////

/////////////////////////////////////////////////////////////////////

////                                                             ////

//// Copyright (C) 2010 Provartec LTD                            ////

//// www.provartec.com                                           ////

//// info@provartec.com                                          ////

////                                                             ////

//// 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.////

////                                                             ////

//// 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. http://www.gnu.org/licenses/lgpl.html              ////

////                                                             ////

//////////////////////////////////////////////////////////////////##>

INCLUDE def_axi2apb.txt

  OUTFILE PREFIX.v

    ITER SX

      module  PREFIX (PORTS);

   input              clk;

   input              reset;

   port               GROUP_APB_AXI;

   //apb slaves

IFDEF TRUE(SLAVE_NUM==1)

   port               GROUP_APB3;

ELSE TRUE(SLAVE_NUM==1)

   output             penable;

   output             pwrite;

   output [ADDR_BITS-1:0] paddr;

   output [31:0]          pwdata;

   output                 pselSX;

   input [31:0]           prdataSX;

   input                  preadySX;

   input                  pslverrSX;

ENDIF TRUE(SLAVE_NUM==1)

   wire                   GROUP_APB3;

   //outputs of cmd

   wire                   cmd_empty;

   wire                   cmd_read;

   wire [ID_BITS-1:0]     cmd_id;

   wire [ADDR_BITS-1:0]   cmd_addr;

   wire                   cmd_err;

   //outputs of rd / wr

   wire                   finish_wr;

   wire                   finish_rd;

   assign                 paddr  = cmd_addr;

   assign                 pwdata = WDATA;

   CREATE axi2apb_cmd.v

     PREFIX_cmd PREFIX_cmd(

                                           .clk(clk),

                                           .reset(reset),

                                           .AWGROUP_APB_AXI_A(AWGROUP_APB_AXI_A),

                                           .ARGROUP_APB_AXI_A(ARGROUP_APB_AXI_A),

                                           .finish_wr(finish_wr),

                                           .finish_rd(finish_rd),

                                           .cmd_empty(cmd_empty),

                                           .cmd_read(cmd_read),

                                           .cmd_id(cmd_id),

                                           .cmd_addr(cmd_addr),

                                           .cmd_err(cmd_err)

                                           );

   CREATE axi2apb_rd.v

     PREFIX_rd PREFIX_rd(

                                         .clk(clk),

                                         .reset(reset),

                                         .GROUP_APB3(GROUP_APB3),

                                         .cmd_err(cmd_err),

                                         .cmd_id(cmd_id),

                                         .finish_rd(finish_rd),

                                         .RGROUP_APB_AXI_R(RGROUP_APB_AXI_R),

                                         STOMP ,

                                         );

   CREATE axi2apb_wr.v

     PREFIX_wr PREFIX_wr(

                                         .clk(clk),

                                         .reset(reset),

                                         .GROUP_APB3(GROUP_APB3),

                                         .cmd_err(cmd_err),

                                         .cmd_id(cmd_id),

                                         .finish_wr(finish_wr),

                                         .WGROUP_APB_AXI_W(WGROUP_APB_AXI_W),

                                         .BGROUP_APB_AXI_B(BGROUP_APB_AXI_B),

                                         STOMP ,

                                         );

   CREATE axi2apb_ctrl.v

     PREFIX_ctrl PREFIX_ctrl(

                                             .clk(clk),

                                             .reset(reset),

                                             .finish_wr(finish_wr),

                                             .finish_rd(finish_rd),

                                             .cmd_empty(cmd_empty),

                                             .cmd_read(cmd_read),

                                             .WVALID(WVALID),

                                             .psel(psel),

                                             .penable(penable),

                                             .pwrite(pwrite),

                                             .pready(pready)

                                             );

IFDEF TRUE(SLAVE_NUM>1)

   CREATE axi2apb_mux.v

     PREFIX_mux PREFIX_mux(

                                           .clk(clk),

                                           .reset(reset),

                                           .cmd_addr(cmd_addr),

                                           .psel(psel),

                                           .prdata(prdata),

                                           .pready(pready),

                                           .pslverr(pslverr),

                                           .pselSX(pselSX),

                                           .preadySX(preadySX),

                                           .pslverrSX(pslverrSX),

                                           .prdataSX(prdataSX),

                                           STOMP ,

                                           );

ENDIF TRUE(SLAVE_NUM>1)

endmodule