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example/VCU108: Add XFCP to VCU108 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 18:58:44 -07:00
parent f2b5ea5c0b
commit 50e5dca188
6 changed files with 114 additions and 60 deletions
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125
example/VCU108/fpga/rtl/fpga_core.sv
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@@ -85,44 +85,108 @@ module fpga_core #
// assign led = 8'(sw);
// UART
// 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),
.rst(rst),
/*
* 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'(125000000/921600))
);
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("VCU108"),
.XFCP_EXT_ID(0),
.XFCP_EXT_ID_STR("Taxi example"),
.PORTS($size(xfcp_sw_us))
)
xfcp_sw_inst (
.clk(clk),
.rst(rst),
/*
* XFCP upstream port
*/
.xfcp_usp_ds(xfcp_ds),
.xfcp_usp_us(xfcp_us),
/*
* XFCP downstream ports
*/
.xfcp_dsp_ds(xfcp_sw_ds),
.xfcp_dsp_us(xfcp_sw_us)
);
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(10)) axis_stat();
taxi_xfcp_mod_stats #(
.XFCP_ID_STR("Statistics"),
.XFCP_EXT_ID(0),
.XFCP_EXT_ID_STR(""),
.STAT_COUNT_W(64),
.STAT_PIPELINE(2)
)
xfcp_stats_inst (
.clk(clk),
.rst(rst),
/*
* XFCP upstream port
*/
.xfcp_usp_ds(xfcp_sw_ds[0]),
.xfcp_usp_us(xfcp_sw_us[0]),
/*
* Statistics increment input
*/
.s_axis_stat(axis_stat)
);
taxi_axis_if #(.DATA_W(16), .KEEP_W(1), .KEEP_EN(0), .LAST_EN(0), .USER_EN(1), .USER_W(1), .ID_EN(1), .ID_W(10)) axis_eth_stat[2]();
taxi_axis_arb_mux #(
.S_COUNT($size(axis_eth_stat)),
.UPDATE_TID(1'b0),
.ARB_ROUND_ROBIN(1'b1),
.ARB_LSB_HIGH_PRIO(1'b0)
)
stat_mux_inst (
.clk(clk),
.rst(rst),
/*
* AXI4-Stream inputs (sink)
*/
.s_axis(axis_eth_stat),
/*
* AXI4-Stream output (source)
*/
.m_axis(axis_stat)
);
// BASE-T PHY
@@ -130,12 +194,15 @@ assign phy_reset_n = !rst;
taxi_axis_if #(.DATA_W(8), .ID_W(8)) axis_eth();
taxi_axis_if #(.DATA_W(96), .KEEP_W(1), .ID_W(8)) axis_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_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(0),
.STAT_UPDATE_PERIOD(1024),
.TX_FIFO_DEPTH(16384),
.TX_FRAME_FIFO(1),
.RX_FIFO_DEPTH(16384),
@@ -183,7 +250,7 @@ eth_mac_inst (
*/
.stat_clk(clk),
.stat_rst(rst),
.m_axis_stat(axis_stat),
.m_axis_stat(axis_eth_stat[0]),
/*
* Status
@@ -293,7 +360,11 @@ taxi_eth_mac_25g_us #(
.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(16+16),
.STAT_UPDATE_PERIOD(1024)
)
qsfp_mac_inst (
.xcvr_ctrl_clk(clk),
@@ -376,7 +447,7 @@ qsfp_mac_inst (
*/
.stat_clk(clk),
.stat_rst(rst),
.m_axis_stat(axis_qsfp_stat),
.m_axis_stat(axis_eth_stat[1]),
/*
* Status