zcy
/
pluto_hdl_adi
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
pluto_hdl_adi/library/axi_ad9250/axi_ad9250.v

297 lines
9.2 KiB
Verilog
Raw Blame History

// ***************************************************************************
// ***************************************************************************
// 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_ad9250 #(
parameter ID = 0,
parameter DEVICE_TYPE = 0) (
// jesd interface
// rx_clk is (line-rate/40)
input rx_clk,
input [ 3:0] rx_sof,
input rx_valid,
input [63:0] rx_data,
output rx_ready,
// dma interface
output adc_clk,
output adc_rst,
output adc_valid_a,
output adc_enable_a,
output [31:0] adc_data_a,
output adc_valid_b,
output adc_enable_b,
output [31:0] adc_data_b,
input adc_dovf,
input adc_dunf,
// axi interface
input s_axi_aclk,
input s_axi_aresetn,
input s_axi_awvalid,
input [31:0] s_axi_awaddr,
input [ 2:0] s_axi_awprot,
output s_axi_awready,
input s_axi_wvalid,
input [31:0] s_axi_wdata,
input [ 3:0] s_axi_wstrb,
output s_axi_wready,
output s_axi_bvalid,
output [ 1:0] s_axi_bresp,
input s_axi_bready,
input s_axi_arvalid,
input [31:0] s_axi_araddr,
input [ 2:0] s_axi_arprot,
output s_axi_arready,
output s_axi_rvalid,
output [31:0] s_axi_rdata,
output [ 1:0] s_axi_rresp,
input s_axi_rready);
// internal registers
reg up_status_pn_err = 'd0;
reg up_status_pn_oos = 'd0;
reg up_status_or = 'd0;
reg [31:0] up_rdata = 'd0;
reg up_rack = 'd0;
reg up_wack = 'd0;
// internal clocks & resets
wire adc_rst;
wire up_rstn;
wire up_clk;
// internal signals
wire [27:0] adc_data_a_s;
wire [27:0] adc_data_b_s;
wire adc_or_a_s;
wire adc_or_b_s;
wire adc_status_s;
wire [ 1:0] up_status_pn_err_s;
wire [ 1:0] up_status_pn_oos_s;
wire [ 1:0] up_status_or_s;
wire [31:0] up_rdata_s[0:2];
wire up_rack_s[0:2];
wire up_wack_s[0:2];
wire up_wreq_s;
wire [13:0] up_waddr_s;
wire [31:0] up_wdata_s;
wire up_rreq_s;
wire [13:0] up_raddr_s;
// signal name changes
assign up_clk = s_axi_aclk;
assign up_rstn = s_axi_aresetn;
// defaults
assign rx_ready = 1'b1;
// processor read interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_status_pn_err <= 'd0;
up_status_pn_oos <= 'd0;
up_status_or <= 'd0;
up_rdata <= 'd0;
up_rack <= 'd0;
up_wack <= 'd0;
end else begin
up_status_pn_err <= | up_status_pn_err_s;
up_status_pn_oos <= | up_status_pn_oos_s;
up_status_or <= | up_status_or_s;
up_rdata <= up_rdata_s[0] | up_rdata_s[1] | up_rdata_s[2];
up_rack <= up_rack_s[0] | up_rack_s[1] | up_rack_s[2];
up_wack <= up_wack_s[0] | up_wack_s[1] | up_wack_s[2];
end
end
// adc valid
assign adc_valid_a = 1'b1;
assign adc_valid_b = 1'b1;
// main (device interface)
axi_ad9250_if #(.DEVICE_TYPE (DEVICE_TYPE)) i_if (
.rx_clk (rx_clk),
.rx_sof (rx_sof),
.rx_data (rx_data),
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_data_a (adc_data_a_s),
.adc_data_b (adc_data_b_s),
.adc_or_a (adc_or_a_s),
.adc_or_b (adc_or_b_s),
.adc_status (adc_status_s));
// channel
axi_ad9250_channel #(.Q_OR_I_N(0), .CHANNEL_ID(0)) i_channel_0 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_data (adc_data_a_s),
.adc_or (adc_or_a_s),
.adc_dfmt_data (adc_data_a),
.adc_enable (adc_enable_a),
.up_adc_pn_err (up_status_pn_err_s[0]),
.up_adc_pn_oos (up_status_pn_oos_s[0]),
.up_adc_or (up_status_or_s[0]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[0]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[0]),
.up_rack (up_rack_s[0]));
// channel
axi_ad9250_channel #(.Q_OR_I_N(1), .CHANNEL_ID(1)) i_channel_1 (
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_data (adc_data_b_s),
.adc_or (adc_or_b_s),
.adc_dfmt_data (adc_data_b),
.adc_enable (adc_enable_b),
.up_adc_pn_err (up_status_pn_err_s[1]),
.up_adc_pn_oos (up_status_pn_oos_s[1]),
.up_adc_or (up_status_or_s[1]),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[1]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[1]),
.up_rack (up_rack_s[1]));
// common processor control
up_adc_common #(.ID(ID)) i_up_adc_common (
.mmcm_rst (),
.adc_clk (adc_clk),
.adc_rst (adc_rst),
.adc_r1_mode (),
.adc_ddr_edgesel (),
.adc_pin_mode (),
.adc_status (adc_status_s),
.adc_sync_status (1'd0),
.adc_status_ovf (adc_dovf),
.adc_status_unf (adc_dunf),
.adc_clk_ratio (32'd1),
.adc_start_code (),
.adc_sync (),
.up_status_pn_err (up_status_pn_err),
.up_status_pn_oos (up_status_pn_oos),
.up_status_or (up_status_or),
.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 (),
.adc_usr_chanmax (8'd1),
.up_adc_gpio_in (32'd0),
.up_adc_gpio_out (),
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack_s[2]),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata_s[2]),
.up_rack (up_rack_s[2]));
// up bus interface
up_axi i_up_axi (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_axi_awvalid (s_axi_awvalid),
.up_axi_awaddr (s_axi_awaddr),
.up_axi_awready (s_axi_awready),
.up_axi_wvalid (s_axi_wvalid),
.up_axi_wdata (s_axi_wdata),
.up_axi_wstrb (s_axi_wstrb),
.up_axi_wready (s_axi_wready),
.up_axi_bvalid (s_axi_bvalid),
.up_axi_bresp (s_axi_bresp),
.up_axi_bready (s_axi_bready),
.up_axi_arvalid (s_axi_arvalid),
.up_axi_araddr (s_axi_araddr),
.up_axi_arready (s_axi_arready),
.up_axi_rvalid (s_axi_rvalid),
.up_axi_rresp (s_axi_rresp),
.up_axi_rdata (s_axi_rdata),
.up_axi_rready (s_axi_rready),
.up_wreq (up_wreq_s),
.up_waddr (up_waddr_s),
.up_wdata (up_wdata_s),
.up_wack (up_wack),
.up_rreq (up_rreq_s),
.up_raddr (up_raddr_s),
.up_rdata (up_rdata),
.up_rack (up_rack));
endmodule
// ***************************************************************************
// ***************************************************************************
Reference in New Issue View Git Blame Copy Permalink