// *************************************************************************** // *************************************************************************** // Copyright 2011(c) Analog Devices, Inc. // // All rights reserved. // // Redistribution and use in source and binary forms, with or without modification, // are permitted provided that the following conditions are met: // - Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // - Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in // the documentation and/or other materials provided with the // distribution. // - Neither the name of Analog Devices, Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // - The use of this software may or may not infringe the patent rights // of one or more patent holders. This license does not release you // from the requirement that you obtain separate licenses from these // patent holders to use this software. // - Use of the software either in source or binary form, must be run // on or directly connected to an Analog Devices Inc. component. // // THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, // INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A // PARTICULAR PURPOSE ARE DISCLAIMED. // // IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY // RIGHTS, 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. // *************************************************************************** // *************************************************************************** `timescale 1ns/100ps module axi_ad9371_tx ( // dac interface dac_rst, dac_clk, dac_data, // master/slave dac_sync_in, dac_sync_out, // dma interface dac_enable_i0, dac_valid_i0, dac_data_i0, dac_enable_q0, dac_valid_q0, dac_data_q0, dac_enable_i1, dac_valid_i1, dac_data_i1, dac_enable_q1, dac_valid_q1, dac_data_q1, dac_dovf, dac_dunf, // processor interface up_rstn, up_clk, up_wreq, up_waddr, up_wdata, up_wack, up_rreq, up_raddr, up_rdata, up_rack); // parameters parameter DATAPATH_DISABLE = 0; parameter ID = 0; // dac interface output dac_rst; input dac_clk; output [127:0] dac_data; // master/slave input dac_sync_in; output dac_sync_out; // dma interface output dac_enable_i0; output dac_valid_i0; input [ 31:0] dac_data_i0; output dac_enable_q0; output dac_valid_q0; input [ 31:0] dac_data_q0; output dac_enable_i1; output dac_valid_i1; input [ 31:0] dac_data_i1; output dac_enable_q1; output dac_valid_q1; input [ 31:0] dac_data_q1; input dac_dovf; input dac_dunf; // processor interface input up_rstn; input up_clk; input up_wreq; input [ 13:0] up_waddr; input [ 31:0] up_wdata; output up_wack; input up_rreq; input [ 13:0] up_raddr; output [ 31:0] up_rdata; output up_rack; // internal registers reg dac_data_sync = 'd0; reg up_wack = 'd0; reg up_rack = 'd0; reg [ 31:0] up_rdata = 'd0; // internal signals wire dac_data_sync_s; wire [ 31:0] dac_data_iq_i0_s; wire [ 31:0] dac_data_iq_q0_s; wire [ 31:0] dac_data_iq_i1_s; wire [ 31:0] dac_data_iq_q1_s; wire dac_dds_format_s; wire [ 4:0] up_wack_s; wire [ 4:0] up_rack_s; wire [ 31:0] up_rdata_s[0:4]; // master/slave assign dac_data_sync_s = (ID == 0) ? dac_sync_out : dac_sync_in; always @(posedge dac_clk) begin dac_data_sync <= dac_data_sync_s; end // processor read interface always @(negedge up_rstn or posedge up_clk) begin if (up_rstn == 0) begin up_wack <= 'd0; up_rack <= 'd0; up_rdata <= 'd0; end else begin up_wack <= | up_wack_s; up_rack <= | up_rack_s; up_rdata <= up_rdata_s[0] | up_rdata_s[1] | up_rdata_s[2] | up_rdata_s[3] | up_rdata_s[4]; end end // dac channel assign dac_valid_i0 = 1'b1; axi_ad9371_tx_channel #( .CHANNEL_ID (0), .Q_OR_I_N (0), .DATAPATH_DISABLE (DATAPATH_DISABLE)) i_tx_channel_0 ( .dac_clk (dac_clk), .dac_rst (dac_rst), .dac_data_in (dac_data_i0), .dac_data_out (dac_data[31:0]), .dac_data_iq_in (dac_data_iq_q0_s), .dac_data_iq_out (dac_data_iq_i0_s), .dac_enable (dac_enable_i0), .dac_data_sync (dac_data_sync), .dac_dds_format (dac_dds_format_s), .up_rstn (up_rstn), .up_clk (up_clk), .up_wreq (up_wreq), .up_waddr (up_waddr), .up_wdata (up_wdata), .up_wack (up_wack_s[0]), .up_rreq (up_rreq), .up_raddr (up_raddr), .up_rdata (up_rdata_s[0]), .up_rack (up_rack_s[0])); // dac channel assign dac_valid_q0 = 1'b1; axi_ad9371_tx_channel #( .CHANNEL_ID (1), .Q_OR_I_N (1), .DATAPATH_DISABLE (DATAPATH_DISABLE)) i_tx_channel_1 ( .dac_clk (dac_clk), .dac_rst (dac_rst), .dac_data_in (dac_data_q0), .dac_data_out (dac_data[63:32]), .dac_data_iq_in (dac_data_iq_i0_s), .dac_data_iq_out (dac_data_iq_q0_s), .dac_enable (dac_enable_q0), .dac_data_sync (dac_data_sync), .dac_dds_format (dac_dds_format_s), .up_rstn (up_rstn), .up_clk (up_clk), .up_wreq (up_wreq), .up_waddr (up_waddr), .up_wdata (up_wdata), .up_wack (up_wack_s[1]), .up_rreq (up_rreq), .up_raddr (up_raddr), .up_rdata (up_rdata_s[1]), .up_rack (up_rack_s[1])); // dac channel assign dac_valid_i1 = 1'b1; axi_ad9371_tx_channel #( .CHANNEL_ID (2), .Q_OR_I_N (0), .DATAPATH_DISABLE (DATAPATH_DISABLE)) i_tx_channel_2 ( .dac_clk (dac_clk), .dac_rst (dac_rst), .dac_data_in (dac_data_i1), .dac_data_out (dac_data[95:64]), .dac_data_iq_in (dac_data_iq_q1_s), .dac_data_iq_out (dac_data_iq_i1_s), .dac_enable (dac_enable_i1), .dac_data_sync (dac_data_sync), .dac_dds_format (dac_dds_format_s), .up_rstn (up_rstn), .up_clk (up_clk), .up_wreq (up_wreq), .up_waddr (up_waddr), .up_wdata (up_wdata), .up_wack (up_wack_s[2]), .up_rreq (up_rreq), .up_raddr (up_raddr), .up_rdata (up_rdata_s[2]), .up_rack (up_rack_s[2])); // dac channel assign dac_valid_q1 = 1'b1; axi_ad9371_tx_channel #( .CHANNEL_ID (3), .Q_OR_I_N (1), .DATAPATH_DISABLE (DATAPATH_DISABLE)) i_tx_channel_3 ( .dac_clk (dac_clk), .dac_rst (dac_rst), .dac_data_in (dac_data_q1), .dac_data_out (dac_data[127:96]), .dac_data_iq_in (dac_data_iq_i1_s), .dac_data_iq_out (dac_data_iq_q1_s), .dac_enable (dac_enable_q1), .dac_data_sync (dac_data_sync), .dac_dds_format (dac_dds_format_s), .up_rstn (up_rstn), .up_clk (up_clk), .up_wreq (up_wreq), .up_waddr (up_waddr), .up_wdata (up_wdata), .up_wack (up_wack_s[3]), .up_rreq (up_rreq), .up_raddr (up_raddr), .up_rdata (up_rdata_s[3]), .up_rack (up_rack_s[3])); // dac common processor interface up_dac_common #(.ID (ID)) i_up_dac_common ( .mmcm_rst (), .dac_clk (dac_clk), .dac_rst (dac_rst), .dac_sync (dac_sync_out), .dac_frame (), .dac_clksel (), .dac_par_type (), .dac_par_enb (), .dac_r1_mode (), .dac_datafmt (dac_dds_format_s), .dac_datarate (), .dac_status (1'b1), .dac_status_ovf (dac_dovf), .dac_status_unf (dac_dunf), .dac_clk_ratio (32'd2), .up_drp_sel (), .up_drp_wr (), .up_drp_addr (), .up_drp_wdata (), .up_drp_rdata (32'd0), .up_drp_ready (1'd0), .up_drp_locked (1'd1), .up_usr_chanmax (), .dac_usr_chanmax (8'd3), .up_dac_gpio_in (32'd0), .up_dac_gpio_out (), .up_rstn (up_rstn), .up_clk (up_clk), .up_wreq (up_wreq), .up_waddr (up_waddr), .up_wdata (up_wdata), .up_wack (up_wack_s[4]), .up_rreq (up_rreq), .up_raddr (up_raddr), .up_rdata (up_rdata_s[4]), .up_rack (up_rack_s[4])); endmodule // *************************************************************************** // ***************************************************************************