pluto_hdl_adi/projects/daq2/vc707/system_top.v

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2015-01-29 16:33:27 +00:00
// ***************************************************************************
// ***************************************************************************
// 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 system_top (
sys_rst,
sys_clk_p,
sys_clk_n,
uart_sin,
uart_sout,
ddr3_addr,
ddr3_ba,
ddr3_cas_n,
ddr3_ck_n,
ddr3_ck_p,
ddr3_cke,
ddr3_cs_n,
ddr3_dm,
ddr3_dq,
ddr3_dqs_n,
ddr3_dqs_p,
ddr3_odt,
ddr3_ras_n,
ddr3_reset_n,
ddr3_we_n,
sgmii_rxp,
sgmii_rxn,
sgmii_txp,
sgmii_txn,
phy_rstn,
mgt_clk_p,
mgt_clk_n,
mdio_mdc,
mdio_mdio,
fan_pwm,
linear_flash_addr,
linear_flash_adv_ldn,
linear_flash_ce_n,
linear_flash_oen,
linear_flash_wen,
linear_flash_dq_io,
gpio_lcd,
gpio_led,
gpio_sw,
iic_rstn,
iic_scl,
iic_sda,
hdmi_out_clk,
hdmi_hsync,
hdmi_vsync,
hdmi_data_e,
hdmi_data,
spdif,
rx_ref_clk_p,
rx_ref_clk_n,
rx_sysref_p,
rx_sysref_n,
rx_sync_p,
rx_sync_n,
rx_data_p,
rx_data_n,
tx_ref_clk_p,
tx_ref_clk_n,
tx_sysref_p,
tx_sysref_n,
tx_sync_p,
tx_sync_n,
tx_data_p,
tx_data_n,
trig_p,
trig_n,
adc_fdb,
adc_fda,
dac_irq,
clkd_status,
adc_pd,
dac_txen,
dac_reset,
clkd_sync,
spi_csn_clk,
spi_csn_dac,
spi_csn_adc,
spi_clk,
spi_sdio,
spi_dir);
input sys_rst;
input sys_clk_p;
input sys_clk_n;
input uart_sin;
output uart_sout;
output [13:0] ddr3_addr;
output [ 2:0] ddr3_ba;
output ddr3_cas_n;
output [ 0:0] ddr3_ck_n;
output [ 0:0] ddr3_ck_p;
output [ 0:0] ddr3_cke;
output [ 0:0] ddr3_cs_n;
output [ 7:0] ddr3_dm;
inout [63:0] ddr3_dq;
inout [ 7:0] ddr3_dqs_n;
inout [ 7:0] ddr3_dqs_p;
output [ 0:0] ddr3_odt;
output ddr3_ras_n;
output ddr3_reset_n;
output ddr3_we_n;
input sgmii_rxp;
input sgmii_rxn;
output sgmii_txp;
output sgmii_txn;
output phy_rstn;
input mgt_clk_p;
input mgt_clk_n;
output mdio_mdc;
inout mdio_mdio;
output fan_pwm;
output [26:1] linear_flash_addr;
output linear_flash_adv_ldn;
output linear_flash_ce_n;
output linear_flash_oen;
output linear_flash_wen;
inout [15:0] linear_flash_dq_io;
output [ 6:0] gpio_lcd;
output [ 7:0] gpio_led;
input [12:0] gpio_sw;
output iic_rstn;
inout iic_scl;
inout iic_sda;
output hdmi_out_clk;
output hdmi_hsync;
output hdmi_vsync;
output hdmi_data_e;
output [35:0] hdmi_data;
output spdif;
input rx_ref_clk_p;
input rx_ref_clk_n;
input rx_sysref_p;
input rx_sysref_n;
output rx_sync_p;
output rx_sync_n;
input [ 3:0] rx_data_p;
input [ 3:0] rx_data_n;
input tx_ref_clk_p;
input tx_ref_clk_n;
input tx_sysref_p;
input tx_sysref_n;
input tx_sync_p;
input tx_sync_n;
output [ 3:0] tx_data_p;
output [ 3:0] tx_data_n;
input trig_p;
input trig_n;
inout adc_fdb;
inout adc_fda;
inout dac_irq;
inout [ 1:0] clkd_status;
inout adc_pd;
inout dac_txen;
inout dac_reset;
inout clkd_sync;
output spi_csn_clk;
output spi_csn_dac;
output spi_csn_adc;
output spi_clk;
inout spi_sdio;
output spi_dir;
// internal registers
reg dac_drd = 'd0;
reg [63:0] dac_ddata_0 = 'd0;
reg [63:0] dac_ddata_1 = 'd0;
reg [63:0] dac_ddata_2 = 'd0;
reg [63:0] dac_ddata_3 = 'd0;
reg adc_dsync = 'd0;
reg adc_dwr = 'd0;
reg [127:0] adc_ddata = 'd0;
// internal signals
wire trig;
wire rx_ref_clk;
wire rx_sysref;
wire rx_sync;
wire tx_ref_clk;
wire tx_sysref;
wire tx_sync;
wire [ 2:0] spi_csn;
wire spi_mosi;
wire spi_miso;
wire dac_clk;
wire [127:0] dac_ddata;
wire dac_enable_0;
wire dac_enable_1;
wire dac_enable_2;
wire dac_enable_3;
wire dac_valid_0;
wire dac_valid_1;
wire dac_valid_2;
wire dac_valid_3;
wire adc_clk;
wire [63:0] adc_data_0;
wire [63:0] adc_data_1;
wire adc_enable_0;
wire adc_enable_1;
wire adc_valid_0;
wire adc_valid_1;
wire [ 5:0] gpio_ctl_i;
wire [ 5:0] gpio_ctl_o;
wire [ 5:0] gpio_ctl_t;
wire [ 4:0] gpio_status_i;
wire [ 4:0] gpio_status_o;
wire [ 4:0] gpio_status_t;
wire [31:0] mb_intrs;
// adc-dac data
always @(posedge dac_clk) begin
case ({dac_enable_1, dac_enable_0})
2'b11: begin
dac_drd <= dac_valid_0 & dac_valid_1;
dac_ddata_0[63:48] <= dac_ddata[111: 96];
dac_ddata_0[47:32] <= dac_ddata[ 79: 64];
dac_ddata_0[31:16] <= dac_ddata[ 47: 32];
dac_ddata_0[15: 0] <= dac_ddata[ 15: 0];
dac_ddata_1[63:48] <= dac_ddata[127:112];
dac_ddata_1[47:32] <= dac_ddata[ 95: 80];
dac_ddata_1[31:16] <= dac_ddata[ 63: 48];
dac_ddata_1[15: 0] <= dac_ddata[ 31: 16];
dac_ddata_2 <= 64'd0;
dac_ddata_3 <= 64'd0;
end
2'b10: begin
dac_drd <= dac_valid_1 & ~dac_drd;
dac_ddata_0 <= 64'd0;
if (dac_drd == 1'b1) begin
dac_ddata_1[63:48] <= dac_ddata[127:112];
dac_ddata_1[47:32] <= dac_ddata[111: 96];
dac_ddata_1[31:16] <= dac_ddata[ 95: 80];
dac_ddata_1[15: 0] <= dac_ddata[ 79: 64];
end else begin
dac_ddata_1[63:48] <= dac_ddata[ 63: 48];
dac_ddata_1[47:32] <= dac_ddata[ 47: 32];
dac_ddata_1[31:16] <= dac_ddata[ 31: 16];
dac_ddata_1[15: 0] <= dac_ddata[ 15: 0];
end
dac_ddata_2 <= 64'd0;
dac_ddata_3 <= 64'd0;
end
2'b01: begin
dac_drd <= dac_valid_0 & ~dac_drd;
if (dac_drd == 1'b1) begin
dac_ddata_0[63:48] <= dac_ddata[127:112];
dac_ddata_0[47:32] <= dac_ddata[111: 96];
dac_ddata_0[31:16] <= dac_ddata[ 95: 80];
dac_ddata_0[15: 0] <= dac_ddata[ 79: 64];
end else begin
dac_ddata_0[63:48] <= dac_ddata[ 63: 48];
dac_ddata_0[47:32] <= dac_ddata[ 47: 32];
dac_ddata_0[31:16] <= dac_ddata[ 31: 16];
dac_ddata_0[15: 0] <= dac_ddata[ 15: 0];
end
dac_ddata_1 <= 64'd0;
dac_ddata_2 <= 64'd0;
dac_ddata_3 <= 64'd0;
end
default: begin
dac_drd <= 1'b0;
dac_ddata_0 <= 64'd0;
dac_ddata_1 <= 64'd0;
dac_ddata_2 <= 64'd0;
dac_ddata_3 <= 64'd0;
end
endcase
end
always @(posedge adc_clk) begin
case ({adc_enable_1, adc_enable_0})
2'b11: begin
adc_dsync <= 1'b1;
adc_dwr <= adc_valid_1 & adc_valid_0;
adc_ddata[127:112] <= adc_data_1[63:48];
adc_ddata[111: 96] <= adc_data_0[63:48];
adc_ddata[ 95: 80] <= adc_data_1[47:32];
adc_ddata[ 79: 64] <= adc_data_0[47:32];
adc_ddata[ 63: 48] <= adc_data_1[31:16];
adc_ddata[ 47: 32] <= adc_data_0[31:16];
adc_ddata[ 31: 16] <= adc_data_1[15: 0];
adc_ddata[ 15: 0] <= adc_data_0[15: 0];
end
2'b10: begin
adc_dsync <= 1'b1;
adc_dwr <= adc_valid_1 & ~adc_dwr;
adc_ddata[127:112] <= adc_data_1[63:48];
adc_ddata[111: 96] <= adc_data_1[47:32];
adc_ddata[ 95: 80] <= adc_data_1[31:16];
adc_ddata[ 79: 64] <= adc_data_1[15: 0];
adc_ddata[ 63: 48] <= adc_ddata[127:112];
adc_ddata[ 47: 32] <= adc_ddata[111: 96];
adc_ddata[ 31: 16] <= adc_ddata[ 95: 80];
adc_ddata[ 15: 0] <= adc_ddata[ 79: 64];
end
2'b01: begin
adc_dsync <= 1'b1;
adc_dwr <= adc_valid_0 & ~adc_dwr;
adc_ddata[127:112] <= adc_data_0[63:48];
adc_ddata[111: 96] <= adc_data_0[47:32];
adc_ddata[ 95: 80] <= adc_data_0[31:16];
adc_ddata[ 79: 64] <= adc_data_0[15: 0];
adc_ddata[ 63: 48] <= adc_ddata[127:112];
adc_ddata[ 47: 32] <= adc_ddata[111: 96];
adc_ddata[ 31: 16] <= adc_ddata[ 95: 80];
adc_ddata[ 15: 0] <= adc_ddata[ 79: 64];
end
default: begin
adc_dsync <= 1'b0;
adc_dwr <= 1'b0;
adc_ddata <= 128'd0;
end
endcase
end
// spi
assign spi_csn_adc = spi_csn[2];
assign spi_csn_dac = spi_csn[1];
assign spi_csn_clk = spi_csn[0];
// default logic
assign fan_pwm = 1'b1;
// instantiations
IBUFDS_GTE2 i_ibufds_rx_ref_clk (
.CEB (1'd0),
.I (rx_ref_clk_p),
.IB (rx_ref_clk_n),
.O (rx_ref_clk),
.ODIV2 ());
IBUFDS i_ibufds_rx_sysref (
.I (rx_sysref_p),
.IB (rx_sysref_n),
.O (rx_sysref));
OBUFDS i_obufds_rx_sync (
.I (rx_sync),
.O (rx_sync_p),
.OB (rx_sync_n));
IBUFDS_GTE2 i_ibufds_tx_ref_clk (
.CEB (1'd0),
.I (tx_ref_clk_p),
.IB (tx_ref_clk_n),
.O (tx_ref_clk),
.ODIV2 ());
IBUFDS i_ibufds_tx_sysref (
.I (tx_sysref_p),
.IB (tx_sysref_n),
.O (tx_sysref));
IBUFDS i_ibufds_tx_sync (
.I (tx_sync_p),
.IB (tx_sync_n),
.O (tx_sync));
daq2_spi i_spi (
.spi_csn (spi_csn),
.spi_clk (spi_clk),
.spi_mosi (spi_mosi),
.spi_miso (spi_miso),
.spi_sdio (spi_sdio),
.spi_dir (spi_dir));
IBUFDS i_ibufds_trig (
.I (trig_p),
.IB (trig_n),
.O (trig));
assign gpio_ctl_i[0] = trig;
ad_iobuf #(.DATA_WIDTH(9)) i_iobuf (
.dt ({gpio_ctl_t[5:3], gpio_ctl_t[1], gpio_status_t[4:0]}),
.di ({gpio_ctl_o[5:3], gpio_ctl_o[1], gpio_status_o[4:0]}),
.do ({gpio_ctl_i[5:3], gpio_ctl_i[1], gpio_status_i[4:0]}),
.dio ({ adc_pd, // 10
dac_txen, // 9
dac_reset, // 8
clkd_sync, // 6
adc_fdb, // 4
adc_fda, // 3
dac_irq, // 2
clkd_status})); // 0
// instantiations
system_wrapper i_system_wrapper (
.adc_clk (adc_clk),
.adc_data_0 (adc_data_0),
.adc_data_1 (adc_data_1),
.adc_ddata (adc_ddata),
.adc_dsync (adc_dsync),
.adc_dwr (adc_dwr),
.adc_enable_0 (adc_enable_0),
.adc_enable_1 (adc_enable_1),
.adc_valid_0 (adc_valid_0),
.adc_valid_1 (adc_valid_1),
.ddr3_addr (ddr3_addr),
.ddr3_ba (ddr3_ba),
.ddr3_cas_n (ddr3_cas_n),
.ddr3_ck_n (ddr3_ck_n),
.ddr3_ck_p (ddr3_ck_p),
.ddr3_cke (ddr3_cke),
.ddr3_cs_n (ddr3_cs_n),
.ddr3_dm (ddr3_dm),
.ddr3_dq (ddr3_dq),
.ddr3_dqs_n (ddr3_dqs_n),
.ddr3_dqs_p (ddr3_dqs_p),
.ddr3_odt (ddr3_odt),
.ddr3_ras_n (ddr3_ras_n),
.ddr3_reset_n (ddr3_reset_n),
.ddr3_we_n (ddr3_we_n),
.dac_clk (dac_clk),
.dac_ddata (dac_ddata),
.dac_ddata_0 (dac_ddata_0),
.dac_ddata_1 (dac_ddata_1),
.dac_ddata_2 (dac_ddata_2),
.dac_ddata_3 (dac_ddata_3),
.dac_drd (dac_drd),
.dac_enable_0 (dac_enable_0),
.dac_enable_1 (dac_enable_1),
.dac_enable_2 (dac_enable_2),
.dac_enable_3 (dac_enable_3),
.dac_valid_0 (dac_valid_0),
.dac_valid_1 (dac_valid_1),
.dac_valid_2 (dac_valid_2),
.dac_valid_3 (dac_valid_3),
.gpio_ctl_i (gpio_ctl_i),
.gpio_ctl_o (gpio_ctl_o),
.gpio_ctl_t (gpio_ctl_t),
.linear_flash_addr (linear_flash_addr),
.linear_flash_adv_ldn (linear_flash_adv_ldn),
.linear_flash_ce_n (linear_flash_ce_n),
.linear_flash_oen (linear_flash_oen),
.linear_flash_wen (linear_flash_wen),
.linear_flash_dq_io(linear_flash_dq_io),
.gpio_lcd_tri_o (gpio_lcd),
.gpio_led_tri_o (gpio_led),
.gpio_status_i (gpio_status_i),
.gpio_status_o (gpio_status_o),
.gpio_status_t (gpio_status_t),
.gpio_sw_tri_i (gpio_sw),
.hdmi_data (hdmi_data),
.hdmi_data_e (hdmi_data_e),
.hdmi_hsync (hdmi_hsync),
.hdmi_out_clk (hdmi_out_clk),
.hdmi_vsync (hdmi_vsync),
.iic_main_scl_io (iic_scl),
.iic_main_sda_io (iic_sda),
.iic_rstn (iic_rstn),
.mb_intr_10 (mb_intrs[10]),
.mb_intr_11 (mb_intrs[11]),
.mb_intr_12 (mb_intrs[12]),
.mb_intr_13 (mb_intrs[13]),
.mb_intr_14 (mb_intrs[14]),
.mb_intr_15 (mb_intrs[15]),
.mb_intr_16 (mb_intrs[16]),
.mb_intr_17 (mb_intrs[17]),
.mb_intr_18 (mb_intrs[18]),
.mb_intr_19 (mb_intrs[19]),
.mb_intr_20 (mb_intrs[20]),
.mb_intr_21 (mb_intrs[21]),
.mb_intr_22 (mb_intrs[22]),
.mb_intr_23 (mb_intrs[23]),
.mb_intr_24 (mb_intrs[24]),
.mb_intr_25 (mb_intrs[25]),
.mb_intr_26 (mb_intrs[26]),
.mb_intr_27 (mb_intrs[27]),
.mb_intr_28 (mb_intrs[28]),
.mb_intr_29 (mb_intrs[29]),
.mb_intr_30 (mb_intrs[30]),
.mb_intr_31 (mb_intrs[31]),
.axi_ad9144_dma_intr (mb_intrs[13]),
.axi_ad9680_dma_intr (mb_intrs[12]),
.axi_daq2_gpio_intr (mb_intrs[11]),
.axi_daq2_spi_intr (mb_intrs[10]),
.rx_data_n (rx_data_n),
.rx_data_p (rx_data_p),
.rx_ref_clk (rx_ref_clk),
.rx_sync (rx_sync),
.rx_sysref (rx_sysref),
.tx_data_n (tx_data_n),
.tx_data_p (tx_data_p),
.tx_ref_clk (tx_ref_clk),
.tx_sync (tx_sync),
.tx_sysref (tx_sysref),
.spi_clk_i (spi_clk),
.spi_clk_o (spi_clk),
.spi_csn_i (spi_csn),
.spi_csn_o (spi_csn),
.spi_sdi_i (spi_miso),
.spi_sdo_i (spi_mosi),
.spi_sdo_o (spi_mosi),
.mdio_mdc (mdio_mdc),
.mdio_mdio_io (mdio_mdio),
.mgt_clk_clk_n (mgt_clk_n),
.mgt_clk_clk_p (mgt_clk_p),
.phy_rstn (phy_rstn),
.sgmii_rxn (sgmii_rxn),
.sgmii_rxp (sgmii_rxp),
.sgmii_txn (sgmii_txn),
.sgmii_txp (sgmii_txp),
.spdif (spdif),
.sys_clk_n (sys_clk_n),
.sys_clk_p (sys_clk_p),
.sys_rst (sys_rst),
.uart_sin (uart_sin),
.uart_sout (uart_sout));
endmodule
// ***************************************************************************
// ***************************************************************************