// *************************************************************************** // *************************************************************************** // 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 ( // clock and resets sys_clk, sys_resetn, // ddr3 ddr3_a, ddr3_ba, ddr3_clk_p, ddr3_clk_n, ddr3_cke, ddr3_cs_n, ddr3_dm, ddr3_ras_n, ddr3_cas_n, ddr3_we_n, ddr3_reset_n, ddr3_dq, ddr3_dqs_p, ddr3_dqs_n, ddr3_odt, ddr3_rzq, // ethernet eth_rx_clk, eth_rx_data, eth_rx_cntrl, eth_tx_clk_out, eth_tx_data, eth_tx_cntrl, eth_mdc, eth_mdio_i, eth_mdio_o, eth_mdio_t, eth_phy_resetn, // board gpio led_grn, led_red, push_buttons, dip_switches, // lane interface ref_clk, rx_data, rx_sync, rx_sysref, // spi spi_csn, spi_clk, spi_sdio); // clock and resets input sys_clk; input sys_resetn; // ddr3 output [ 13:0] ddr3_a; output [ 2:0] ddr3_ba; output ddr3_clk_p; output ddr3_clk_n; output ddr3_cke; output ddr3_cs_n; output [ 7:0] ddr3_dm; output ddr3_ras_n; output ddr3_cas_n; output ddr3_we_n; output ddr3_reset_n; inout [ 63:0] ddr3_dq; inout [ 7:0] ddr3_dqs_p; inout [ 7:0] ddr3_dqs_n; output ddr3_odt; input ddr3_rzq; // ethernet input eth_rx_clk; input [ 3:0] eth_rx_data; input eth_rx_cntrl; output eth_tx_clk_out; output [ 3:0] eth_tx_data; output eth_tx_cntrl; output eth_mdc; input eth_mdio_i; output eth_mdio_o; output eth_mdio_t; output eth_phy_resetn; // board gpio output [ 7:0] led_grn; output [ 7:0] led_red; input [ 2:0] push_buttons; input [ 7:0] dip_switches; // lane interface input ref_clk; input [ 3:0] rx_data; output rx_sync; output rx_sysref; // spi output spi_csn; output spi_clk; inout spi_sdio; // internal registers reg rx_sysref_m1 = 'd0; reg rx_sysref_m2 = 'd0; reg rx_sysref_m3 = 'd0; reg rx_sysref = 'd0; reg [ 3:0] phy_rst_cnt = 0; reg phy_rst_reg = 0; // internal clocks and resets wire sys_125m_clk; wire sys_25m_clk; wire sys_2m5_clk; wire eth_tx_clk; wire rx_clk; // internal signals wire sys_pll_locked_s; wire eth_tx_reset_s; wire eth_tx_mode_1g_s; wire eth_tx_mode_10m_100m_n_s; wire spi_mosi; wire spi_miso; wire [ 3:0] rx_ip_sof_s; wire [127:0] rx_ip_data_s; wire [127:0] rx_data_s; wire rx_sw_rstn_s; wire rx_sysref_s; wire rx_err_s; wire rx_ready_s; wire [ 3:0] rx_rst_state_s; wire rx_lane_aligned_s; wire [ 3:0] rx_analog_reset_s; wire [ 3:0] rx_digital_reset_s; wire [ 3:0] rx_cdr_locked_s; wire [ 3:0] rx_cal_busy_s; wire rx_pll_locked_s; wire [ 15:0] rx_xcvr_status_s; // ethernet transmit clock assign eth_tx_clk = (eth_tx_mode_1g_s == 1'b1) ? sys_125m_clk : (eth_tx_mode_10m_100m_n_s == 1'b0) ? sys_25m_clk : sys_2m5_clk; assign eth_phy_resetn = phy_rst_reg; always@ (posedge eth_mdc) begin phy_rst_cnt <= phy_rst_cnt + 4'd1; if (phy_rst_cnt == 4'h0) begin phy_rst_reg <= sys_pll_locked_s; end end altddio_out #(.width(1)) i_eth_tx_clk_out ( .aset (1'b0), .sset (1'b0), .sclr (1'b0), .oe (1'b1), .oe_out (), .datain_h (1'b1), .datain_l (1'b0), .outclocken (1'b1), .aclr (eth_tx_reset_s), .outclock (eth_tx_clk), .dataout (eth_tx_clk_out)); assign eth_tx_reset_s = ~sys_pll_locked_s; always @(posedge rx_clk) begin rx_sysref_m1 <= rx_sysref_s; rx_sysref_m2 <= rx_sysref_m1; rx_sysref_m3 <= rx_sysref_m2; rx_sysref <= rx_sysref_m2 & ~rx_sysref_m3; end genvar n; generate for (n = 0; n < 4; n = n + 1) begin: g_align_1 ad_jesd_align i_jesd_align ( .rx_clk (rx_clk), .rx_ip_sof (rx_ip_sof_s), .rx_ip_data (rx_ip_data_s[n*32+31:n*32]), .rx_data (rx_data_s[n*32+31:n*32])); end endgenerate sld_signaltap #( .sld_advanced_trigger_entity ("basic,1,"), .sld_data_bits (130), .sld_data_bit_cntr_bits (8), .sld_enable_advanced_trigger (0), .sld_mem_address_bits (10), .sld_node_crc_bits (32), .sld_node_crc_hiword (10311), .sld_node_crc_loword (14297), .sld_node_info (1076736), .sld_ram_block_type ("AUTO"), .sld_sample_depth (1024), .sld_storage_qualifier_gap_record (0), .sld_storage_qualifier_mode ("OFF"), .sld_trigger_bits (2), .sld_trigger_in_enabled (0), .sld_trigger_level (1), .sld_trigger_level_pipeline (1)) i_signaltap ( .acq_clk (rx_clk), .acq_data_in ({ rx_sysref, rx_sync, rx_ip_data_s}), .acq_trigger_in ({rx_sysref, rx_sync})); assign rx_xcvr_status_s[15:15] = 1'd0; assign rx_xcvr_status_s[14:14] = rx_sync; assign rx_xcvr_status_s[13:13] = rx_ready_s; assign rx_xcvr_status_s[12:12] = rx_pll_locked_s; assign rx_xcvr_status_s[11: 8] = rx_rst_state_s; assign rx_xcvr_status_s[ 7: 4] = rx_cdr_locked_s; assign rx_xcvr_status_s[ 3: 0] = rx_cal_busy_s; ad_xcvr_rx_rst #(.NUM_OF_LANES (4)) i_xcvr_rx_rst ( .rx_clk (rx_clk), .rx_rstn (sys_resetn), .rx_sw_rstn (rx_sw_rstn_s), .rx_pll_locked (rx_pll_locked_s), .rx_cal_busy (rx_cal_busy_s), .rx_cdr_locked (rx_cdr_locked_s), .rx_analog_reset (rx_analog_reset_s), .rx_digital_reset (rx_digital_reset_s), .rx_ready (rx_ready_s), .rx_rst_state (rx_rst_state_s)); fmcjesdadc1_spi i_fmcjesdadc1_spi ( .spi_csn (spi_csn), .spi_clk (spi_clk), .spi_mosi (spi_mosi), .spi_miso (spi_miso), .spi_sdio (spi_sdio)); system_bd i_system_bd ( .sys_clk_clk (sys_clk), .sys_reset_reset_n (sys_resetn), .sys_125m_clk_clk (sys_125m_clk), .sys_25m_clk_clk (sys_25m_clk), .sys_2m5_clk_clk (sys_2m5_clk), .sys_ddr3_phy_mem_a (ddr3_a), .sys_ddr3_phy_mem_ba (ddr3_ba), .sys_ddr3_phy_mem_ck (ddr3_clk_p), .sys_ddr3_phy_mem_ck_n (ddr3_clk_n), .sys_ddr3_phy_mem_cke (ddr3_cke), .sys_ddr3_phy_mem_cs_n (ddr3_cs_n), .sys_ddr3_phy_mem_dm (ddr3_dm), .sys_ddr3_phy_mem_ras_n (ddr3_ras_n), .sys_ddr3_phy_mem_cas_n (ddr3_cas_n), .sys_ddr3_phy_mem_we_n (ddr3_we_n), .sys_ddr3_phy_mem_reset_n (ddr3_reset_n), .sys_ddr3_phy_mem_dq (ddr3_dq), .sys_ddr3_phy_mem_dqs (ddr3_dqs_p), .sys_ddr3_phy_mem_dqs_n (ddr3_dqs_n), .sys_ddr3_phy_mem_odt (ddr3_odt), .sys_ddr3_oct_rzqin (ddr3_rzq), .sys_ethernet_tx_clk_clk (eth_tx_clk), .sys_ethernet_rx_clk_clk (eth_rx_clk), .sys_ethernet_status_set_10 (), .sys_ethernet_status_set_1000 (), .sys_ethernet_status_eth_mode (eth_tx_mode_1g_s), .sys_ethernet_status_ena_10 (eth_tx_mode_10m_100m_n_s), .sys_ethernet_rgmii_rgmii_in (eth_rx_data), .sys_ethernet_rgmii_rgmii_out (eth_tx_data), .sys_ethernet_rgmii_rx_control (eth_rx_cntrl), .sys_ethernet_rgmii_tx_control (eth_tx_cntrl), .sys_ethernet_mdio_mdc (eth_mdc), .sys_ethernet_mdio_mdio_in (eth_mdio_i), .sys_ethernet_mdio_mdio_out (eth_mdio_o), .sys_ethernet_mdio_mdio_oen (eth_mdio_t), .sys_gpio_in_export ({rx_xcvr_status_s, 5'd0, push_buttons, dip_switches}), .sys_gpio_out_export ({14'd0, rx_sw_rstn_s, rx_sysref_s, led_grn, led_red}), .sys_spi_MISO (spi_miso), .sys_spi_MOSI (spi_mosi), .sys_spi_SCLK (spi_clk), .sys_spi_SS_n (spi_csn), .axi_ad9250_0_xcvr_clk_clk (rx_clk), .axi_ad9250_0_xcvr_data_data (rx_data_s[63:0]), .axi_ad9250_1_xcvr_clk_clk (rx_clk), .axi_ad9250_1_xcvr_data_data (rx_data_s[127:64]), .sys_jesd204b_s1_rx_link_data (rx_ip_data_s), .sys_jesd204b_s1_rx_link_valid (), .sys_jesd204b_s1_rx_link_ready (1'b1), .sys_jesd204b_s1_lane_aligned_all_export (rx_lane_aligned_s), .sys_jesd204b_s1_sysref_export (rx_sysref), .sys_jesd204b_s1_rx_ferr_export (rx_err_s), .sys_jesd204b_s1_lane_aligned_export (rx_lane_aligned_s), .sys_jesd204b_s1_sync_n_export (rx_sync), .sys_jesd204b_s1_rx_sof_export (rx_ip_sof_s), .sys_jesd204b_s1_rx_xcvr_data_rx_serial_data (rx_data), .sys_jesd204b_s1_rx_analogreset_rx_analogreset (rx_analog_reset_s), .sys_jesd204b_s1_rx_digitalreset_rx_digitalreset (rx_digital_reset_s), .sys_jesd204b_s1_locked_rx_is_lockedtodata (rx_cdr_locked_s), .sys_jesd204b_s1_rx_cal_busy_rx_cal_busy (rx_cal_busy_s), .sys_jesd204b_s1_ref_clk_clk (ref_clk), .sys_jesd204b_s1_rx_clk_clk (rx_clk), .sys_jesd204b_s1_pll_locked_export (rx_pll_locked_s), .sys_pll_locked_export (sys_pll_locked_s)); endmodule // *************************************************************************** // ***************************************************************************