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up_axis_dma_*: Delete unused modules

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Istvan Csomortani 2016-07-20 13:29:01 +03:00
parent df43ca9332
commit af9915b060
2 changed files with 0 additions and 462 deletions
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249
library/common/up_axis_dma_rx.v
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// ***************************************************************************
// ***************************************************************************
// 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 up_axis_dma_rx (
// adc interface
adc_clk,
adc_rst,
// dma interface
dma_clk,
dma_rst,
dma_start,
dma_stream,
dma_count,
dma_ovf,
dma_unf,
dma_status,
dma_bw,
// bus interface
up_rstn,
up_clk,
up_wreq,
up_waddr,
up_wdata,
up_wack,
up_rreq,
up_raddr,
up_rdata,
up_rack);
// parameters
localparam PCORE_VERSION = 32'h00050063;
parameter ID = 0;
// adc interface
input adc_clk;
output adc_rst;
// dma interface
input dma_clk;
output dma_rst;
output dma_start;
output dma_stream;
output [31:0] dma_count;
input dma_ovf;
input dma_unf;
input dma_status;
input [31:0] dma_bw;
// bus 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 up_preset = 'd0;
reg up_wack = 'd0;
reg [31:0] up_scratch = 'd0;
reg up_resetn = 'd0;
reg up_dma_stream = 'd0;
reg up_dma_start = 'd0;
reg [31:0] up_dma_count = 'd0;
reg up_dma_ovf = 'd0;
reg up_dma_unf = 'd0;
reg up_rack = 'd0;
reg [31:0] up_rdata = 'd0;
reg dma_start_d = 'd0;
reg dma_start_2d = 'd0;
reg dma_start = 'd0;
// internal signals
wire up_wreq_s;
wire up_rreq_s;
wire up_dma_ovf_s;
wire up_dma_unf_s;
wire up_dma_status_s;
// decode block select
assign up_wreq_s = (up_waddr[13:8] == 6'h00) ? up_wreq : 1'b0;
assign up_rreq_s = (up_waddr[13:8] == 6'h00) ? up_rreq : 1'b0;
// processor write interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_preset <= 1'd1;
up_wack <= 'd0;
up_scratch <= 'd0;
up_resetn <= 'd0;
up_dma_stream <= 'd0;
up_dma_start <= 'd0;
up_dma_count <= 'd0;
up_dma_ovf <= 'd0;
up_dma_unf <= 'd0;
end else begin
up_preset <= 1'd0;
up_wack <= up_wreq_s;
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h02)) begin
up_scratch <= up_wdata;
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h10)) begin
up_resetn <= up_wdata[0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h20)) begin
up_dma_stream <= up_wdata[1];
up_dma_start <= up_wdata[0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h21)) begin
up_dma_count <= up_wdata;
end
if (up_dma_ovf_s == 1'b1) begin
up_dma_ovf <= 1'b1;
end else if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h22)) begin
up_dma_ovf <= up_dma_ovf & ~up_wdata[2];
end
if (up_dma_unf_s == 1'b1) begin
up_dma_unf <= 1'b1;
end else if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h22)) begin
up_dma_unf <= up_dma_unf & ~up_wdata[1];
end
end
end
// processor read interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_rack <= 'd0;
up_rdata <= 'd0;
end else begin
up_rack <= up_rreq_s;
if (up_rreq_s == 1'b1) begin
case (up_raddr[7:0])
8'h00: up_rdata <= PCORE_VERSION;
8'h01: up_rdata <= ID;
8'h02: up_rdata <= up_scratch;
8'h10: up_rdata <= {31'd0, up_resetn};
8'h20: up_rdata <= {30'd0, up_dma_stream, up_dma_start};
8'h21: up_rdata <= up_dma_count;
8'h22: up_rdata <= {29'd0, up_dma_ovf, up_dma_unf, up_dma_status_s};
8'h23: up_rdata <= dma_bw;
default: up_rdata <= 0;
endcase
end else begin
up_rdata <= 32'd0;
end
end
end
// resets
ad_rst i_adc_rst_reg (.preset(up_preset), .clk(adc_clk), .rst(adc_rst));
ad_rst i_dma_rst_reg (.preset(up_preset), .clk(dma_clk), .rst(dma_rst));
// dma control & status
up_xfer_cntrl #(.DATA_WIDTH(34)) i_dma_xfer_cntrl (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_data_cntrl ({ up_dma_start,
up_dma_stream,
up_dma_count}),
.d_rst (dma_rst),
.d_clk (dma_clk),
.d_data_cntrl ({ dma_start_s,
dma_stream,
dma_count}));
up_xfer_status #(.DATA_WIDTH(3)) i_dma_xfer_status (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_data_status ({up_dma_ovf_s,
up_dma_unf_s,
up_dma_status_s}),
.d_rst (dma_rst),
.d_clk (dma_clk),
.d_data_status ({ dma_ovf,
dma_unf,
dma_status}));
// start needs to be a pulse
always @(posedge dma_clk) begin
dma_start_d <= dma_start_s;
dma_start_2d <= dma_start_d;
dma_start <= dma_start_d & ~dma_start_2d;
end
endmodule
// ***************************************************************************
// ***************************************************************************

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library/common/up_axis_dma_tx.v
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// ***************************************************************************
// ***************************************************************************
// 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 up_axis_dma_tx (
// dac interface
dac_clk,
dac_rst,
// dma interface
dma_clk,
dma_rst,
dma_frmcnt,
dma_ovf,
dma_unf,
// bus interface
up_rstn,
up_clk,
up_wreq,
up_waddr,
up_wdata,
up_wack,
up_rreq,
up_raddr,
up_rdata,
up_rack);
// parameters
localparam PCORE_VERSION = 32'h00050062;
parameter ID = 0;
// dac interface
input dac_clk;
output dac_rst;
// dma interface
input dma_clk;
output dma_rst;
output [31:0] dma_frmcnt;
input dma_ovf;
input dma_unf;
// bus 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 up_preset = 'd0;
reg up_wack = 'd0;
reg [31:0] up_scratch = 'd0;
reg up_resetn = 'd0;
reg [31:0] up_dma_frmcnt = 'd0;
reg up_dma_ovf = 'd0;
reg up_dma_unf = 'd0;
reg up_rack = 'd0;
reg [31:0] up_rdata = 'd0;
// internal signals
wire up_wreq_s;
wire up_rreq_s;
wire up_dma_ovf_s;
wire up_dma_unf_s;
// decode block select
assign up_wreq_s = (up_waddr[13:8] == 6'h10) ? up_wreq : 1'b0;
assign up_rreq_s = (up_raddr[13:8] == 6'h10) ? up_rreq : 1'b0;
// processor write interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_preset <= 1'd1;
up_wack <= 'd0;
up_scratch <= 'd0;
up_resetn <= 'd0;
up_dma_frmcnt <= 'd0;
up_dma_ovf <= 'd0;
up_dma_unf <= 'd0;
end else begin
up_preset <= 1'd0;
up_wack <= up_wreq_s;
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h02)) begin
up_scratch <= up_wdata;
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h10)) begin
up_resetn <= up_wdata[0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h21)) begin
up_dma_frmcnt <= up_wdata;
end
if (up_dma_ovf_s == 1'b1) begin
up_dma_ovf <= 1'b1;
end else if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h22)) begin
up_dma_ovf <= up_dma_ovf & ~up_wdata[1];
end
if (up_dma_unf_s == 1'b1) begin
up_dma_unf <= 1'b1;
end else if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h22)) begin
up_dma_unf <= up_dma_unf & ~up_wdata[0];
end
end
end
// processor read interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_rack <= 'd0;
up_rdata <= 'd0;
end else begin
up_rack <= up_rreq_s;
if (up_rreq_s == 1'b1) begin
case (up_raddr[7:0])
8'h00: up_rdata <= PCORE_VERSION;
8'h01: up_rdata <= ID;
8'h02: up_rdata <= up_scratch;
8'h10: up_rdata <= {31'd0, up_resetn};
8'h21: up_rdata <= up_dma_frmcnt;
8'h22: up_rdata <= {30'd0, up_dma_ovf, up_dma_unf};
default: up_rdata <= 0;
endcase
end else begin
up_rdata <= 32'd0;
end
end
end
// resets
ad_rst i_dac_rst_reg (.preset(up_preset), .clk(dac_clk), .rst(dac_rst));
ad_rst i_dma_rst_reg (.preset(up_preset), .clk(dma_clk), .rst(dma_rst));
// dma control & status
up_xfer_cntrl #(.DATA_WIDTH(32)) i_dma_xfer_cntrl (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_data_cntrl ( up_dma_frmcnt),
.d_rst (dma_rst),
.d_clk (dma_clk),
.d_data_cntrl ( dma_frmcnt));
up_xfer_status #(.DATA_WIDTH(2)) i_dma_xfer_status (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_data_status ({up_dma_ovf_s,
up_dma_unf_s}),
.d_rst (dma_rst),
.d_clk (dma_clk),
.d_data_status ({ dma_ovf,
dma_unf}));
endmodule
// ***************************************************************************
// ***************************************************************************