pluto_hdl_adi/library/axi_usb_fx3/axi_usb_fx3.v

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// ***************************************************************************
// ***************************************************************************
// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
//
// In this HDL repository, there are many different and unique modules, consisting
// of various HDL (Verilog or VHDL) components. The individual modules are
// developed independently, and may be accompanied by separate and unique license
// terms.
//
// The user should read each of these license terms, and understand the
// freedoms and responsabilities that he or she has by using this source/core.
//
// This core 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.
//
// Redistribution and use of source or resulting binaries, with or without modification
// of this file, are permitted under one of the following two license terms:
//
// 1. The GNU General Public License version 2 as published by the
// Free Software Foundation, which can be found in the top level directory
// of this repository (LICENSE_GPL2), and also online at:
// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
//
// OR
//
// 2. An ADI specific BSD license, which can be found in the top level directory
// of this repository (LICENSE_ADIBSD), and also on-line at:
// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
// This will allow to generate bit files and not release the source code,
// as long as it attaches to an ADI device.
//
// ***************************************************************************
// ***************************************************************************
`timescale 1ns/100ps
module axi_usb_fx3 (
// gpif ii
input dma_rdy,
input dma_wmk,
input [ 3:0] fifo_rdy,
output pclk,
inout [31:0] data,
output [ 1:0] addr,
output slcs_n,
output slrd_n,
output sloe_n,
output slwr_n,
output pktend_n,
output epswitch_n,
// irq
output irq,
// DEBUG
output [74:0] debug_fx32dma,
output [73:0] debug_dma2fx3,
output [14:0] debug_status,
// s2mm
input [31:0] s_axis_tdata,
input [ 3:0] s_axis_tkeep,
input s_axis_tlast,
input s_axis_tvalid,
output s_axis_tready,
// mm2s
input m_axis_tready,
output [31:0] m_axis_tdata,
output [ 3:0] m_axis_tkeep,
output m_axis_tlast,
output m_axis_tvalid,
// axi lite
input s_axi_aclk,
input s_axi_aresetn,
input s_axi_awvalid,
input [15:0] 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 [15:0] s_axi_araddr,
input [ 2:0] s_axi_arprot,
output s_axi_arready,
output s_axi_rvalid,
output [ 1:0] s_axi_rresp,
output [31:0] s_axi_rdata,
input s_axi_rready);
// internal clocks & resets
wire up_rstn;
wire up_clk;
// internal signals
wire [13:0] up_raddr;
wire [31:0] up_rdata;
wire up_rack;
wire up_wack;
wire up_wreq;
wire [13:0] up_waddr;
wire [31:0] up_wdata;
wire up_rreq_s;
wire [ 7:0] fifo0_header_size;
wire [15:0] fifo0_buffer_size;
wire [ 7:0] fifo1_header_size;
wire [15:0] fifo1_buffer_size;
wire [ 7:0] fifo2_header_size;
wire [15:0] fifo2_buffer_size;
wire [ 7:0] fifo3_header_size;
wire [15:0] fifo3_buffer_size;
wire [ 7:0] fifo4_header_size;
wire [15:0] fifo4_buffer_size;
wire [ 7:0] fifo5_header_size;
wire [15:0] fifo5_buffer_size;
wire [ 7:0] fifo6_header_size;
wire [15:0] fifo6_buffer_size;
wire [ 7:0] fifo7_header_size;
wire [15:0] fifo7_buffer_size;
wire [ 7:0] fifo8_header_size;
wire [15:0] fifo8_buffer_size;
wire [ 7:0] fifo9_header_size;
wire [15:0] fifo9_buffer_size;
wire [ 7:0] fifoa_header_size;
wire [15:0] fifoa_buffer_size;
wire fifo0_direction;
wire fifo1_direction;
wire fifo2_direction;
wire fifo3_direction;
wire fifo4_direction;
wire fifo5_direction;
wire fifo6_direction;
wire fifo7_direction;
wire fifo8_direction;
wire fifo9_direction;
wire fifoa_direction;
wire [10:0] fifo_direction;
wire fx32dma_valid;
wire fx32dma_ready;
wire [31:0] fx32dma_data;
wire fx32dma_sop;
wire fx32dma_eop;
wire dma2fx3_ready;
wire dma2fx3_valid;
wire [31:0] dma2fx3_data;
wire dma2fx3_eop;
wire [ 2:0] test_mode_tpm;
wire [ 2:0] test_mode_tpg;
wire monitor_error;
wire eot_fx32dma;
wire eot_dma2fx3;
wire error;
wire [ 4:0] fifo_num;
wire [10:0] fifo_ready;
wire [31:0] length_fx32dma;
wire [31:0] length_dma2fx3;
wire trig;
wire zlp;
// signal name changes
assign up_clk = s_axi_aclk;
assign pclk = s_axi_aclk;
assign up_rstn = s_axi_aresetn;
assign fifo_direction = {fifo9_direction, fifo8_direction, fifo7_direction, fifo6_direction, fifo5_direction, fifo4_direction, fifo3_direction, fifo2_direction, fifo1_direction, fifo0_direction};
// DEBUG
assign debug_dma2fx3 = {s_axis_tdata, dma2fx3_data, s_axis_tkeep, s_axis_tlast, s_axis_tvalid, s_axis_tready, dma2fx3_ready, dma2fx3_valid, dma2fx3_eop};
assign debug_fx32dma = {fx32dma_eop, m_axis_tdata, fx32dma_data, m_axis_tkeep, m_axis_tlast, m_axis_tvalid, m_axis_tready, fx32dma_ready, fx32dma_valid, fx32dma_sop};
assign debug_status = {irq, error, monitor_error, test_mode_tpg, test_mode_tpm, trig, fifo_num};
// packetizer, TPM/TPG and DMA interface
axi_usb_fx3_core ep_packetizer(
.clk(pclk),
.reset(!up_rstn),
.s_axis_tdata(s_axis_tdata),
.s_axis_tkeep(s_axis_tkeep),
.s_axis_tlast(s_axis_tlast),
.s_axis_tready(s_axis_tready),
.s_axis_tvalid(s_axis_tvalid),
.m_axis_tdata(m_axis_tdata),
.m_axis_tkeep(m_axis_tkeep),
.m_axis_tlast(m_axis_tlast),
.m_axis_tready(m_axis_tready),
.m_axis_tvalid(m_axis_tvalid),
.fifo0_header_size(fifo0_header_size),
.fifo0_buffer_size(fifo0_buffer_size),
.fifo1_header_size(fifo1_header_size),
.fifo1_buffer_size(fifo1_buffer_size),
.fifo2_header_size(fifo2_header_size),
.fifo2_buffer_size(fifo2_buffer_size),
.fifo3_header_size(fifo3_header_size),
.fifo3_buffer_size(fifo3_buffer_size),
.fifo4_header_size(fifo4_header_size),
.fifo4_buffer_size(fifo4_buffer_size),
.fifo5_header_size(fifo5_header_size),
.fifo5_buffer_size(fifo5_buffer_size),
.fifo6_header_size(fifo6_header_size),
.fifo6_buffer_size(fifo6_buffer_size),
.fifo7_header_size(fifo7_header_size),
.fifo7_buffer_size(fifo7_buffer_size),
.fifo8_header_size(fifo8_header_size),
.fifo8_buffer_size(fifo8_buffer_size),
.fifo9_header_size(fifo9_header_size),
.fifo9_buffer_size(fifo9_buffer_size),
.fifoa_header_size(fifoa_header_size),
.fifoa_buffer_size(fifoa_buffer_size),
2017-05-17 11:14:25 +00:00
.fifob_header_size(0),
.fifob_buffer_size(0),
.fifoc_header_size(0),
.fifoc_buffer_size(0),
.fifod_header_size(0),
.fifod_buffer_size(0),
.fifoe_header_size(0),
.fifoe_buffer_size(0),
.fifof_header_size(0),
.fifof_buffer_size(0),
.length_fx32dma(length_fx32dma),
.length_dma2fx3(length_dma2fx3),
.fx32dma_valid(fx32dma_valid),
.fx32dma_ready(fx32dma_ready),
.fx32dma_data(fx32dma_data),
.fx32dma_sop(fx32dma_sop),
.fx32dma_eop(fx32dma_eop),
.dma2fx3_ready(dma2fx3_ready),
.dma2fx3_valid(dma2fx3_valid),
.dma2fx3_data(dma2fx3_data),
.dma2fx3_eop(dma2fx3_eop),
.error(error),
.eot_fx32dma(eot_fx32dma),
.eot_dma2fx3(eot_dma2fx3),
.test_mode_tpm(test_mode_tpm),
.test_mode_tpg(test_mode_tpg),
.monitor_error(monitor_error),
.zlp(zlp),
.fifo_num(fifo_num));
// register map
axi_usb_fx3_reg fx3_registers(
.fifo_rdy(fifo_ready),
.eot_fx32dma(eot_fx32dma),
.eot_dma2fx3(eot_dma2fx3),
.trig(trig),
.zlp(zlp),
.fifo_num(fifo_num),
.error(error),
.test_mode_tpm(test_mode_tpm),
.test_mode_tpg(test_mode_tpg),
.monitor_error(monitor_error),
.irq(irq),
.fifo0_direction(fifo0_direction),
.fifo0_header_size(fifo0_header_size),
.fifo0_buffer_size(fifo0_buffer_size),
.fifo1_direction(fifo1_direction),
.fifo1_header_size(fifo1_header_size),
.fifo1_buffer_size(fifo1_buffer_size),
.fifo2_direction(fifo2_direction),
.fifo2_header_size(fifo2_header_size),
.fifo2_buffer_size(fifo2_buffer_size),
.fifo3_direction(fifo3_direction),
.fifo3_header_size(fifo3_header_size),
.fifo3_buffer_size(fifo3_buffer_size),
.fifo4_direction(fifo4_direction),
.fifo4_header_size(fifo4_header_size),
.fifo4_buffer_size(fifo4_buffer_size),
.fifo5_direction(fifo5_direction),
.fifo5_header_size(fifo5_header_size),
.fifo5_buffer_size(fifo5_buffer_size),
.fifo6_direction(fifo6_direction),
.fifo6_header_size(fifo6_header_size),
.fifo6_buffer_size(fifo6_buffer_size),
.fifo7_direction(fifo7_direction),
.fifo7_header_size(fifo7_header_size),
.fifo7_buffer_size(fifo7_buffer_size),
.fifo8_direction(fifo8_direction),
.fifo8_header_size(fifo8_header_size),
.fifo8_buffer_size(fifo8_buffer_size),
.fifo9_direction(fifo9_direction),
.fifo9_header_size(fifo9_header_size),
.fifo9_buffer_size(fifo9_buffer_size),
.fifoa_direction(fifoa_direction),
.fifoa_header_size(fifoa_header_size),
.fifoa_buffer_size(fifoa_buffer_size),
.length_fx32dma(length_fx32dma),
.length_dma2fx3(length_dma2fx3),
.up_rstn(up_rstn),
.up_clk(up_clk),
.up_wreq(up_wreq),
.up_waddr(up_waddr),
.up_wdata(up_wdata),
.up_wack(up_wack),
.up_rreq(up_rreq),
.up_raddr(up_raddr),
.up_rdata(up_rdata),
.up_rack(up_rack));
// GPIF II interface
axi_usb_fx3_if fx3_if(
.pclk(pclk), //output clk 100 Mhz and 180 phase shift
.reset_n(up_rstn),
.dma_rdy(dma_rdy),
.dma_wmk(dma_wmk),
.fifo_rdy(fifo_rdy),
.data(data),
.addr(addr), //output fifo address
.slcs_n(slcs_n), //output chip select
.slrd_n(slrd_n), //output read select
.sloe_n(sloe_n), //output output enable select
.slwr_n(slwr_n), //output write select
.pktend_n(pktend_n), //output pkt end
.epswitch_n(epswitch_n), //output pkt end
.fifo_ready(fifo_ready),
.fifo_num(fifo_num),
.fifo_direction(fifo_direction),
.trig(trig),
.fx32dma_valid(fx32dma_valid),
.fx32dma_ready(fx32dma_ready),
.fx32dma_data(fx32dma_data),
.fx32dma_sop(fx32dma_sop),
.fx32dma_eop(fx32dma_eop),
.eot_fx32dma(eot_fx32dma),
.dma2fx3_ready(dma2fx3_ready),
.dma2fx3_valid(dma2fx3_valid),
.dma2fx3_data(dma2fx3_data),
.dma2fx3_eop(dma2fx3_eop));
// 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),
.up_waddr (up_waddr),
.up_wdata (up_wdata),
.up_wack (up_wack),
.up_rreq (up_rreq),
.up_raddr (up_raddr),
.up_rdata (up_rdata),
.up_rack (up_rack));
endmodule
// ***************************************************************************
// ***************************************************************************