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example/ZCU106: Add XFCP to ZCU106 example design for monitoring and control

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich
2025-04-09 17:43:29 -07:00
parent 62ccbcd22c
commit e799e4e488
6 changed files with 121 additions and 65 deletions
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137
example/ZCU106/fpga/rtl/fpga_core.sv
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@@ -88,44 +88,108 @@ module fpga_core #
assign led = sw;
// UART
assign uart_cts = 0;
// XFCP
assign uart_cts = 1'b0;
taxi_axis_if #(.DATA_W(8)) axis_uart();
taxi_axis_if #(.DATA_W(8), .USER_EN(1), .USER_W(1)) xfcp_ds(), xfcp_us();
taxi_uart
uart_inst (
taxi_xfcp_if_uart #(
.TX_FIFO_DEPTH(512),
.RX_FIFO_DEPTH(512)
)
xfcp_if_uart_inst (
.clk(clk_125mhz),
.rst(rst_125mhz),
/*
* AXI4-Stream input (sink)
*/
.s_axis_tx(axis_uart),
/*
* AXI4-Stream output (source)
*/
.m_axis_rx(axis_uart),
/*
* UART interface
*/
.rxd(uart_rxd),
.txd(uart_txd),
.uart_rxd(uart_rxd),
.uart_txd(uart_txd),
/*
* Status
* XFCP downstream interface
*/
.tx_busy(),
.rx_busy(),
.rx_overrun_error(),
.rx_frame_error(),
.xfcp_dsp_ds(xfcp_ds),
.xfcp_dsp_us(xfcp_us),
/*
* Configuration
*/
.prescale(16'(125000000/115200))
.prescale(16'(125000000/2000000))
);
taxi_axis_if #(.DATA_W(8), .USER_EN(1), .USER_W(1)) xfcp_sw_ds[1](), xfcp_sw_us[1]();
taxi_xfcp_switch #(
.XFCP_ID_STR("ZCU106"),
.XFCP_EXT_ID(0),
.XFCP_EXT_ID_STR("Taxi example"),
.PORTS($size(xfcp_sw_us))
)
xfcp_sw_inst (
.clk(clk_125mhz),
.rst(rst_125mhz),
/*
* XFCP upstream port
*/
.xfcp_usp_ds(xfcp_ds),
.xfcp_usp_us(xfcp_us),
/*
* XFCP downstream ports
*/
.xfcp_dsp_ds(xfcp_sw_ds),
.xfcp_dsp_us(xfcp_sw_us)
);
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(10)) axis_stat();
taxi_xfcp_mod_stats #(
.XFCP_ID_STR("Statistics"),
.XFCP_EXT_ID(0),
.XFCP_EXT_ID_STR(""),
.STAT_COUNT_W(64),
.STAT_PIPELINE(2)
)
xfcp_stats_inst (
.clk(clk_125mhz),
.rst(rst_125mhz),
/*
* XFCP upstream port
*/
.xfcp_usp_ds(xfcp_sw_ds[0]),
.xfcp_usp_us(xfcp_sw_us[0]),
/*
* Statistics increment input
*/
.s_axis_stat(axis_stat)
);
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(10)) axis_eth_stat[SFP_RATE ? 1 : 2]();
taxi_axis_arb_mux #(
.S_COUNT($size(axis_eth_stat)),
.UPDATE_TID(1'b0),
.ARB_ROUND_ROBIN(1'b1),
.ARB_LSB_HIGH_PRIO(1'b0)
)
stat_mux_inst (
.clk(clk_125mhz),
.rst(rst_125mhz),
/*
* AXI4-Stream inputs (sink)
*/
.s_axis(axis_eth_stat),
/*
* AXI4-Stream output (source)
*/
.m_axis(axis_stat)
);
// SFP+
@@ -135,16 +199,18 @@ if (SFP_RATE == 0) begin : sfp_mac
taxi_axis_if #(.DATA_W(8), .ID_W(8)) axis_sfp0_eth();
taxi_axis_if #(.DATA_W(96), .KEEP_W(1), .ID_W(8)) axis_sfp0_tx_cpl();
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(8)) axis_sfp0_stat();
taxi_axis_if #(.DATA_W(8), .ID_W(8)) axis_sfp1_eth();
taxi_axis_if #(.DATA_W(96), .KEEP_W(1), .ID_W(8)) axis_sfp1_tx_cpl();
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(8)) axis_sfp1_stat();
taxi_eth_mac_1g_fifo #(
.PADDING_EN(1),
.MIN_FRAME_LEN(64),
.STAT_EN(1'b0),
.STAT_EN(1),
.STAT_TX_LEVEL(1),
.STAT_RX_LEVEL(1),
.STAT_ID_BASE((16+16)*0),
.STAT_UPDATE_PERIOD(1024),
.TX_FIFO_DEPTH(16384),
.TX_FRAME_FIFO(1),
.RX_FIFO_DEPTH(16384),
@@ -192,7 +258,7 @@ if (SFP_RATE == 0) begin : sfp_mac
*/
.stat_clk(clk_125mhz),
.stat_rst(rst_125mhz),
.m_axis_stat(axis_sfp0_stat),
.m_axis_stat(axis_eth_stat[0]),
/*
* Status
@@ -220,7 +286,11 @@ if (SFP_RATE == 0) begin : sfp_mac
taxi_eth_mac_1g_fifo #(
.PADDING_EN(1),
.MIN_FRAME_LEN(64),
.STAT_EN(1'b0),
.STAT_EN(1),
.STAT_TX_LEVEL(1),
.STAT_RX_LEVEL(1),
.STAT_ID_BASE((16+16)*1),
.STAT_UPDATE_PERIOD(1024),
.TX_FIFO_DEPTH(16384),
.TX_FRAME_FIFO(1),
.RX_FIFO_DEPTH(16384),
@@ -268,7 +338,7 @@ if (SFP_RATE == 0) begin : sfp_mac
*/
.stat_clk(clk_125mhz),
.stat_rst(rst_125mhz),
.m_axis_stat(axis_sfp1_stat),
.m_axis_stat(axis_eth_stat[1]),
/*
* Status
@@ -313,7 +383,6 @@ end else begin : sfp_mac
taxi_axis_if #(.DATA_W(64), .ID_W(8)) axis_sfp_tx[2]();
taxi_axis_if #(.DATA_W(96), .KEEP_W(1), .ID_W(8)) axis_sfp_tx_cpl[2]();
taxi_axis_if #(.DATA_W(64), .ID_W(8)) axis_sfp_rx[2]();
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(8)) axis_sfp_stat();
if (SIM) begin
@@ -373,7 +442,11 @@ end else begin : sfp_mac
.TX_SERDES_PIPELINE(1),
.RX_SERDES_PIPELINE(1),
.COUNT_125US(125000/6.4),
.STAT_EN(1'b0)
.STAT_EN(1),
.STAT_TX_LEVEL(1),
.STAT_RX_LEVEL(1),
.STAT_ID_BASE(0),
.STAT_UPDATE_PERIOD(1024)
)
sfp_mac_inst (
.xcvr_ctrl_clk(clk_125mhz),
@@ -456,7 +529,7 @@ end else begin : sfp_mac
*/
.stat_clk(clk_125mhz),
.stat_rst(rst_125mhz),
.m_axis_stat(axis_sfp_stat),
.m_axis_stat(axis_eth_stat[0]),
/*
* Status