pluto_hdl_adi/library/common/up_tdd_cntrl.v

498 lines
17 KiB
Verilog

// ***************************************************************************
// ***************************************************************************
// Copyright 2015(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.
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// 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_tdd_cntrl (
clk,
//rf tdd interface control
tdd_enable,
tdd_start,
tdd_rst,
tdd_counter_reset,
tdd_update_regs,
tdd_secondary,
tdd_burst_en,
tdd_burst_count,
tdd_infinite_burst,
tdd_counter_init,
tdd_frame_length,
tdd_tx_dp_delay,
tdd_vco_rx_on_1,
tdd_vco_rx_off_1,
tdd_vco_tx_on_1,
tdd_vco_tx_off_1,
tdd_rx_on_1,
tdd_rx_off_1,
tdd_tx_on_1,
tdd_tx_off_1,
tdd_tx_dp_on_1,
tdd_tx_dp_off_1,
tdd_vco_rx_on_2,
tdd_vco_rx_off_2,
tdd_vco_tx_on_2,
tdd_vco_tx_off_2,
tdd_rx_on_2,
tdd_rx_off_2,
tdd_tx_on_2,
tdd_tx_off_2,
tdd_tx_dp_on_2,
tdd_tx_dp_off_2,
tdd_status,
// 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'h00010001;
parameter PCORE_ID = 0;
input clk;
output tdd_enable;
output tdd_start;
output tdd_rst;
output tdd_update_regs;
output tdd_counter_reset;
output tdd_secondary;
output [21:0] tdd_counter_init;
output [21:0] tdd_frame_length;
output tdd_burst_en;
output [ 5:0] tdd_burst_count;
output tdd_infinite_burst;
output [ 7:0] tdd_tx_dp_delay;
output [21:0] tdd_vco_rx_on_1;
output [21:0] tdd_vco_rx_off_1;
output [21:0] tdd_vco_tx_on_1;
output [21:0] tdd_vco_tx_off_1;
output [21:0] tdd_rx_on_1;
output [21:0] tdd_rx_off_1;
output [21:0] tdd_tx_on_1;
output [21:0] tdd_tx_off_1;
output [21:0] tdd_tx_dp_on_1;
output [21:0] tdd_tx_dp_off_1;
output [21:0] tdd_vco_rx_on_2;
output [21:0] tdd_vco_rx_off_2;
output [21:0] tdd_vco_tx_on_2;
output [21:0] tdd_vco_tx_off_2;
output [21:0] tdd_rx_on_2;
output [21:0] tdd_rx_off_2;
output [21:0] tdd_tx_on_2;
output [21:0] tdd_tx_off_2;
output [21:0] tdd_tx_dp_on_2;
output [21:0] tdd_tx_dp_off_2;
input [ 7:0] tdd_status;
// 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_wack = 1'h0;
reg [31:0] up_scratch = 32'h0;
reg up_resetn = 1'h0;
reg up_rack = 1'h0;
reg [31:0] up_rdata = 32'h0;
reg up_tdd_enable = 1'h0;
reg up_tdd_start = 1'h0;
reg up_tdd_update_regs = 1'h0;
reg up_tdd_counter_reset = 1'h0;
reg up_tdd_secondary = 1'h0;
reg [21:0] up_tdd_counter_init = 22'h0;
reg [21:0] up_tdd_frame_length = 22'h0;
reg up_tdd_burst_en = 1'h0;
reg [ 5:0] up_tdd_burst_count = 6'h0;
reg up_tdd_infinite_burst = 1'h0;
reg [ 7:0] up_tdd_tx_dp_delay = 8'h0;
reg [21:0] up_tdd_vco_rx2tx_1 = 22'h0;
reg [21:0] up_tdd_vco_tx2rx_1 = 22'h0;
reg [21:0] up_tdd_vco_rx_on_1 = 22'h0;
reg [21:0] up_tdd_vco_rx_off_1 = 22'h0;
reg [21:0] up_tdd_vco_tx_on_1 = 22'h0;
reg [21:0] up_tdd_vco_tx_off_1 = 22'h0;
reg [21:0] up_tdd_rx_on_1 = 22'h0;
reg [21:0] up_tdd_rx_off_1 = 22'h0;
reg [21:0] up_tdd_tx_on_1 = 22'h0;
reg [21:0] up_tdd_tx_off_1 = 22'h0;
reg [21:0] up_tdd_tx_dp_on_1 = 22'h0;
reg [21:0] up_tdd_tx_dp_off_1 = 22'h0;
reg [21:0] up_tdd_vco_rx_on_2 = 22'h0;
reg [21:0] up_tdd_vco_rx_off_2 = 22'h0;
reg [21:0] up_tdd_vco_tx_on_2 = 22'h0;
reg [21:0] up_tdd_vco_tx_off_2 = 22'h0;
reg [21:0] up_tdd_rx_on_2 = 22'h0;
reg [21:0] up_tdd_rx_off_2 = 22'h0;
reg [21:0] up_tdd_tx_on_2 = 22'h0;
reg [21:0] up_tdd_tx_off_2 = 22'h0;
reg [21:0] up_tdd_tx_dp_on_2 = 22'h0;
reg [21:0] up_tdd_tx_dp_off_2 = 22'h0;
// internal signals
wire up_wreq_s;
wire up_rreq_s;
wire up_preset_s;
wire tdd_rst;
wire up_cntrl_xfer_done;
wire [ 7:0] up_tdd_status_s;
// decode block select
assign up_wreq_s = (up_waddr[13:8] == 6'h20) ? up_wreq : 1'b0;
assign up_rreq_s = (up_raddr[13:8] == 6'h20) ? up_rreq : 1'b0;
assign up_preset_s = ~up_resetn;
// processor write interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_wack <= 1'h0;
up_scratch <= 32'h0;
up_resetn <= 1'h0;
up_tdd_start <= 1'h0;
up_tdd_update_regs <= 1'h0;
up_tdd_counter_reset <= 1'h0;
up_tdd_enable <= 1'h0;
up_tdd_secondary <= 1'h0;
up_tdd_counter_init <= 22'h0;
up_tdd_frame_length <= 22'h0;
up_tdd_burst_en <= 1'h0;
up_tdd_burst_count <= 6'h0;
up_tdd_infinite_burst <= 1'h0;
up_tdd_vco_rx_on_1 <= 22'h0;
up_tdd_vco_rx_off_1 <= 22'h0;
up_tdd_vco_tx_on_1 <= 22'h0;
up_tdd_vco_tx_off_1 <= 22'h0;
up_tdd_rx_on_1 <= 22'h0;
up_tdd_rx_off_1 <= 22'h0;
up_tdd_tx_on_1 <= 22'h0;
up_tdd_tx_off_1 <= 22'h0;
up_tdd_tx_dp_on_1 <= 22'h0;
up_tdd_vco_rx_on_2 <= 22'h0;
up_tdd_vco_rx_off_2 <= 22'h0;
up_tdd_vco_tx_on_2 <= 22'h0;
up_tdd_vco_tx_off_2 <= 22'h0;
up_tdd_rx_on_2 <= 22'h0;
up_tdd_rx_off_2 <= 22'h0;
up_tdd_tx_on_2 <= 22'h0;
up_tdd_tx_off_2 <= 22'h0;
up_tdd_tx_dp_on_2 <= 22'h0;
end else begin
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_tdd_update_regs == 1'b1) begin
if (up_cntrl_xfer_done == 1) begin
up_tdd_update_regs <= 1'h0;
end
end else if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h11)) begin
up_tdd_update_regs <= up_wdata[3];
up_tdd_counter_reset <= up_wdata[2];
up_tdd_enable <= up_wdata[0];
end
if (up_tdd_start == 1) begin
if (up_cntrl_xfer_done == 1) begin
up_tdd_start <= 1'h0;
end
end else if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h11)) begin
up_tdd_start <= up_wdata[1];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h12)) begin
up_tdd_burst_count <= up_wdata[21:16];
up_tdd_infinite_burst <= up_wdata[2];
up_tdd_burst_en <= up_wdata[1];
up_tdd_secondary <= up_wdata[0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h13)) begin
up_tdd_counter_init <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h14)) begin
up_tdd_frame_length <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h15)) begin
up_tdd_tx_dp_delay <= up_wdata[ 7:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h20)) begin
up_tdd_vco_rx_on_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h21)) begin
up_tdd_vco_rx_off_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h22)) begin
up_tdd_vco_tx_on_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h23)) begin
up_tdd_vco_tx_off_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h24)) begin
up_tdd_rx_on_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h25)) begin
up_tdd_rx_off_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h26)) begin
up_tdd_tx_on_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h27)) begin
up_tdd_tx_off_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h28)) begin
up_tdd_tx_dp_on_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h29)) begin
up_tdd_tx_dp_off_1 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h20)) begin
up_tdd_vco_rx_on_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h21)) begin
up_tdd_vco_rx_off_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h22)) begin
up_tdd_vco_tx_on_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h23)) begin
up_tdd_vco_tx_off_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h32)) begin
up_tdd_rx_on_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h33)) begin
up_tdd_rx_off_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h34)) begin
up_tdd_tx_on_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h35)) begin
up_tdd_tx_off_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h36)) begin
up_tdd_tx_dp_on_2 <= up_wdata[21:0];
end
if ((up_wreq_s == 1'b1) && (up_waddr[7:0] == 8'h37)) begin
up_tdd_tx_dp_off_2 <= up_wdata[21:0];
end
end
end
// processor read interface
always @(negedge up_rstn or posedge up_clk) begin
if (up_rstn == 0) begin
up_rack <= 1'b0;
up_rdata <= 1'b0;
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 <= PCORE_ID;
8'h02: up_rdata <= up_scratch;
8'h10: up_rdata <= {31'h0, up_resetn};
8'h11: up_rdata <= {28'h0, up_tdd_update_regs, up_tdd_counter_reset, up_tdd_start, up_tdd_enable};
8'h12: up_rdata <= {10'h0, up_tdd_burst_count, 13'h0, up_tdd_infinite_burst, up_tdd_burst_en, up_tdd_secondary};
8'h13: up_rdata <= {10'h0, up_tdd_counter_init};
8'h14: up_rdata <= {10'h0, up_tdd_frame_length};
8'h15: up_rdata <= {24'h0, up_tdd_tx_dp_delay};
8'h1A: up_rdata <= {24'h0, up_tdd_status_s};
8'h20: up_rdata <= {10'h0, up_tdd_vco_rx_on_1};
8'h21: up_rdata <= {10'h0, up_tdd_vco_rx_off_1};
8'h22: up_rdata <= {10'h0, up_tdd_vco_tx_on_1};
8'h23: up_rdata <= {10'h0, up_tdd_vco_tx_off_1};
8'h24: up_rdata <= {10'h0, up_tdd_rx_on_1};
8'h25: up_rdata <= {10'h0, up_tdd_rx_off_1};
8'h26: up_rdata <= {10'h0, up_tdd_tx_on_1};
8'h27: up_rdata <= {10'h0, up_tdd_tx_off_1};
8'h28: up_rdata <= {10'h0, up_tdd_tx_dp_on_1};
8'h29: up_rdata <= {10'h0, up_tdd_tx_dp_off_1};
8'h30: up_rdata <= {10'h0, up_tdd_vco_rx_on_2};
8'h31: up_rdata <= {10'h0, up_tdd_vco_rx_off_2};
8'h32: up_rdata <= {10'h0, up_tdd_vco_tx_on_2};
8'h33: up_rdata <= {10'h0, up_tdd_vco_tx_off_2};
8'h34: up_rdata <= {10'h0, up_tdd_rx_on_2};
8'h35: up_rdata <= {10'h0, up_tdd_rx_off_2};
8'h36: up_rdata <= {10'h0, up_tdd_tx_on_2};
8'h37: up_rdata <= {10'h0, up_tdd_tx_off_2};
8'h38: up_rdata <= {10'h0, up_tdd_tx_dp_on_2};
8'h39: up_rdata <= {10'h0, up_tdd_tx_dp_off_2};
default: up_rdata <= 32'h0;
endcase
end
end
end
// resets
ad_rst i_rf_rst_reg (
.preset(up_preset_s),
.clk(clk),
.rst(tdd_rst)
);
// rf tdd control signal CDC
up_xfer_cntrl #(.DATA_WIDTH(13)) i_tdd_control (
.up_rstn(up_rstn),
.up_clk(up_clk),
.up_data_cntrl({up_tdd_enable,
up_tdd_counter_reset,
up_tdd_update_regs,
up_tdd_secondary,
up_tdd_start,
up_tdd_burst_en,
up_tdd_burst_count,
up_tdd_infinite_burst
}),
.up_xfer_done(up_cntrl_xfer_done),
.d_rst(tdd_rst),
.d_clk(clk),
.d_data_cntrl({tdd_enable,
tdd_counter_reset,
tdd_update_regs,
tdd_secondary,
tdd_start,
tdd_burst_en,
tdd_burst_count,
tdd_infinite_burst
}));
up_xfer_cntrl #(.DATA_WIDTH(492)) i_tdd_counter_values (
.up_rstn(up_rstn),
.up_clk(up_clk),
.up_data_cntrl({up_tdd_counter_init,
up_tdd_frame_length,
up_tdd_tx_dp_delay,
up_tdd_vco_rx_on_1,
up_tdd_vco_rx_off_1,
up_tdd_vco_tx_on_1,
up_tdd_vco_tx_off_1,
up_tdd_rx_on_1,
up_tdd_rx_off_1,
up_tdd_tx_on_1,
up_tdd_tx_off_1,
up_tdd_tx_dp_on_1,
up_tdd_tx_dp_off_1,
up_tdd_vco_rx_on_2,
up_tdd_vco_rx_off_2,
up_tdd_vco_tx_on_2,
up_tdd_vco_tx_off_2,
up_tdd_rx_on_2,
up_tdd_rx_off_2,
up_tdd_tx_on_2,
up_tdd_tx_off_2,
up_tdd_tx_dp_on_2,
up_tdd_tx_dp_off_2
}),
.up_xfer_done(),
.d_rst(tdd_rst),
.d_clk(clk),
.d_data_cntrl({tdd_counter_init,
tdd_frame_length,
tdd_tx_dp_delay,
tdd_vco_rx_on_1,
tdd_vco_rx_off_1,
tdd_vco_tx_on_1,
tdd_vco_tx_off_1,
tdd_rx_on_1,
tdd_rx_off_1,
tdd_tx_on_1,
tdd_tx_off_1,
tdd_tx_dp_on_1,
tdd_tx_dp_off_1,
tdd_vco_rx_on_2,
tdd_vco_rx_off_2,
tdd_vco_tx_on_2,
tdd_vco_tx_off_2,
tdd_rx_on_2,
tdd_rx_off_2,
tdd_tx_on_2,
tdd_tx_off_2,
tdd_tx_dp_on_2,
tdd_tx_dp_off_2
}));
up_xfer_status #(.DATA_WIDTH(8)) i_tdd_status (
.up_rstn (up_rstn),
.up_clk (up_clk),
.up_data_status (up_tdd_status_s),
.d_rst (tdd_rst),
.d_clk (clk),
.d_data_status (tdd_status));
endmodule
// ***************************************************************************
// ***************************************************************************