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2232 lines
96 KiB
Verilog
2232 lines
96 KiB
Verilog
/*
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Copyright 2019, The Regents of the University of California.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS OF THE UNIVERSITY OF CALIFORNIA ''AS
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IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE REGENTS OF THE UNIVERSITY OF CALIFORNIA OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of The Regents of the University of California.
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*/
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// Language: Verilog 2001
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`timescale 1ns / 1ps
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/*
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* NIC Interface
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*/
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module interface #
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(
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// Number of ports
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parameter PORTS = 1,
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// DMA address width
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parameter DMA_ADDR_WIDTH = 64,
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// DMA length field width
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parameter DMA_LEN_WIDTH = 16,
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// DMA tag field width
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parameter DMA_TAG_WIDTH = 8,
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// Number of outstanding operations (event queue)
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parameter EVENT_QUEUE_OP_TABLE_SIZE = 16,
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// Number of outstanding operations (transmit queue)
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parameter TX_QUEUE_OP_TABLE_SIZE = 16,
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// Number of outstanding operations (receive queue)
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parameter RX_QUEUE_OP_TABLE_SIZE = 16,
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// Number of outstanding operations (transmit completion queue)
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parameter TX_CPL_QUEUE_OP_TABLE_SIZE = 16,
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// Number of outstanding operations (receive completion queue)
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parameter RX_CPL_QUEUE_OP_TABLE_SIZE = 16,
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// Event queue index width
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parameter EVENT_QUEUE_INDEX_WIDTH = 5,
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// Transmit queue index width
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parameter TX_QUEUE_INDEX_WIDTH = 8,
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// Receive queue index width
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parameter RX_QUEUE_INDEX_WIDTH = 8,
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// Transmit completion queue index width
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parameter TX_CPL_QUEUE_INDEX_WIDTH = 8,
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// Receive completion queue index width
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parameter RX_CPL_QUEUE_INDEX_WIDTH = 8,
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// Pipeline setting (event queue)
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parameter EVENT_QUEUE_PIPELINE = 3,
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// Pipeline setting (transmit queue)
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parameter TX_QUEUE_PIPELINE = 3,
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// Pipeline setting (receive queue)
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parameter RX_QUEUE_PIPELINE = 3,
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// Pipeline setting (transmit completion queue)
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parameter TX_CPL_QUEUE_PIPELINE = 3,
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// Pipeline setting (receive completion queue)
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parameter RX_CPL_QUEUE_PIPELINE = 3,
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// Transmit descriptor table size (number of in-flight operations)
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parameter TX_DESC_TABLE_SIZE = 16,
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// Transmit packet table size (number of in-progress packets)
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parameter TX_PKT_TABLE_SIZE = 8,
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// Receive descriptor table size (number of in-flight operations)
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parameter RX_DESC_TABLE_SIZE = 16,
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// Receive packet table size (number of in-progress packets)
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parameter RX_PKT_TABLE_SIZE = 8,
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// Transmit scheduler type
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parameter TX_SCHEDULER = "RR",
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// Scheduler operation table size
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parameter TX_SCHEDULER_OP_TABLE_SIZE = 32,
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// Scheduler pipeline setting
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parameter TX_SCHEDULER_PIPELINE = 3,
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// Scheduler TDMA index width
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parameter TDMA_INDEX_WIDTH = 8,
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// Interrupt number width
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parameter INT_WIDTH = 8,
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// Queue element pointer width
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parameter QUEUE_PTR_WIDTH = 16,
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// Queue log size field width
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parameter QUEUE_LOG_SIZE_WIDTH = 4,
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// Enable PTP timestamping
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parameter PTP_TS_ENABLE = 1,
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// PTP timestamp width
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parameter PTP_TS_WIDTH = 96,
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// Enable TX checksum offload
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parameter TX_CHECKSUM_ENABLE = 1,
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// Enable RX RSS
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parameter RX_RSS_ENABLE = 1,
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// Enable RX hashing
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parameter RX_HASH_ENABLE = 1,
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// Enable RX checksum offload
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parameter RX_CHECKSUM_ENABLE = 1,
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// Width of AXI lite data bus in bits
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parameter AXIL_DATA_WIDTH = 32,
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// Width of AXI lite address bus in bits
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parameter AXIL_ADDR_WIDTH = 16,
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// Width of AXI lite wstrb (width of data bus in words)
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parameter AXIL_STRB_WIDTH = (AXIL_DATA_WIDTH/8),
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// DMA RAM segment count
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parameter SEG_COUNT = 2,
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// DMA RAM segment data width
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parameter SEG_DATA_WIDTH = 64,
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// DMA RAM segment address width
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parameter SEG_ADDR_WIDTH = 8,
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// DMA RAM segment byte enable width
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parameter SEG_BE_WIDTH = SEG_DATA_WIDTH/8,
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// DMA RAM segment select width
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parameter RAM_SEL_WIDTH = $clog2(PORTS),
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// DMA RAM address width
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parameter RAM_ADDR_WIDTH = SEG_ADDR_WIDTH+$clog2(SEG_COUNT)+$clog2(SEG_BE_WIDTH),
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// DMA RAM pipeline stages
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parameter RAM_PIPELINE = 2,
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// Width of AXI stream interfaces in bits
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parameter AXIS_DATA_WIDTH = 256,
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// AXI stream tkeep signal width (words per cycle)
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parameter AXIS_KEEP_WIDTH = AXIS_DATA_WIDTH/8,
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// Max transmit packet size
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parameter MAX_TX_SIZE = 2048,
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// Max receive packet size
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parameter MAX_RX_SIZE = 2048,
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// DMA TX RAM size
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parameter TX_RAM_SIZE = TX_PKT_TABLE_SIZE*MAX_TX_SIZE,
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// DMA RX RAM size
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parameter RX_RAM_SIZE = RX_PKT_TABLE_SIZE*MAX_RX_SIZE
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)
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(
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input wire clk,
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input wire rst,
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/*
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* DMA read descriptor output (control)
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*/
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output wire [DMA_ADDR_WIDTH-1:0] m_axis_ctrl_dma_read_desc_dma_addr,
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output wire [RAM_SEL_WIDTH-1:0] m_axis_ctrl_dma_read_desc_ram_sel,
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output wire [RAM_ADDR_WIDTH-1:0] m_axis_ctrl_dma_read_desc_ram_addr,
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output wire [DMA_LEN_WIDTH-1:0] m_axis_ctrl_dma_read_desc_len,
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output wire [DMA_TAG_WIDTH-1:0] m_axis_ctrl_dma_read_desc_tag,
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output wire m_axis_ctrl_dma_read_desc_valid,
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input wire m_axis_ctrl_dma_read_desc_ready,
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/*
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* DMA read descriptor status input (control)
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*/
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input wire [DMA_TAG_WIDTH-1:0] s_axis_ctrl_dma_read_desc_status_tag,
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input wire s_axis_ctrl_dma_read_desc_status_valid,
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/*
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* DMA write descriptor output (control)
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*/
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output wire [DMA_ADDR_WIDTH-1:0] m_axis_ctrl_dma_write_desc_dma_addr,
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output wire [RAM_SEL_WIDTH-1:0] m_axis_ctrl_dma_write_desc_ram_sel,
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output wire [RAM_ADDR_WIDTH-1:0] m_axis_ctrl_dma_write_desc_ram_addr,
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output wire [DMA_LEN_WIDTH-1:0] m_axis_ctrl_dma_write_desc_len,
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output wire [DMA_TAG_WIDTH-1:0] m_axis_ctrl_dma_write_desc_tag,
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output wire m_axis_ctrl_dma_write_desc_valid,
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input wire m_axis_ctrl_dma_write_desc_ready,
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/*
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* DMA write descriptor status input (control)
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*/
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input wire [DMA_TAG_WIDTH-1:0] s_axis_ctrl_dma_write_desc_status_tag,
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input wire s_axis_ctrl_dma_write_desc_status_valid,
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/*
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* DMA read descriptor output (data)
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*/
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output wire [DMA_ADDR_WIDTH-1:0] m_axis_data_dma_read_desc_dma_addr,
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output wire [RAM_SEL_WIDTH-1:0] m_axis_data_dma_read_desc_ram_sel,
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output wire [RAM_ADDR_WIDTH-1:0] m_axis_data_dma_read_desc_ram_addr,
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output wire [DMA_LEN_WIDTH-1:0] m_axis_data_dma_read_desc_len,
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output wire [DMA_TAG_WIDTH-1:0] m_axis_data_dma_read_desc_tag,
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output wire m_axis_data_dma_read_desc_valid,
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input wire m_axis_data_dma_read_desc_ready,
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/*
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* DMA read descriptor status input (data)
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*/
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input wire [DMA_TAG_WIDTH-1:0] s_axis_data_dma_read_desc_status_tag,
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input wire s_axis_data_dma_read_desc_status_valid,
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/*
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* DMA write descriptor output (data)
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*/
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output wire [DMA_ADDR_WIDTH-1:0] m_axis_data_dma_write_desc_dma_addr,
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output wire [RAM_SEL_WIDTH-1:0] m_axis_data_dma_write_desc_ram_sel,
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output wire [RAM_ADDR_WIDTH-1:0] m_axis_data_dma_write_desc_ram_addr,
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output wire [DMA_LEN_WIDTH-1:0] m_axis_data_dma_write_desc_len,
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output wire [DMA_TAG_WIDTH-1:0] m_axis_data_dma_write_desc_tag,
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output wire m_axis_data_dma_write_desc_valid,
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input wire m_axis_data_dma_write_desc_ready,
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/*
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* DMA write descriptor status input (data)
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*/
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input wire [DMA_TAG_WIDTH-1:0] s_axis_data_dma_write_desc_status_tag,
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input wire s_axis_data_dma_write_desc_status_valid,
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/*
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* AXI-Lite slave interface
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*/
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input wire [AXIL_ADDR_WIDTH-1:0] s_axil_awaddr,
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input wire [2:0] s_axil_awprot,
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input wire s_axil_awvalid,
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output wire s_axil_awready,
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input wire [AXIL_DATA_WIDTH-1:0] s_axil_wdata,
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input wire [AXIL_STRB_WIDTH-1:0] s_axil_wstrb,
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input wire s_axil_wvalid,
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output wire s_axil_wready,
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output wire [1:0] s_axil_bresp,
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output wire s_axil_bvalid,
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input wire s_axil_bready,
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input wire [AXIL_ADDR_WIDTH-1:0] s_axil_araddr,
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input wire [2:0] s_axil_arprot,
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input wire s_axil_arvalid,
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output wire s_axil_arready,
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output wire [AXIL_DATA_WIDTH-1:0] s_axil_rdata,
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output wire [1:0] s_axil_rresp,
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output wire s_axil_rvalid,
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input wire s_axil_rready,
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/*
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* AXI-Lite master interface (passthrough for NIC control and status)
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*/
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output wire [AXIL_ADDR_WIDTH-1:0] m_axil_csr_awaddr,
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output wire [2:0] m_axil_csr_awprot,
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output wire m_axil_csr_awvalid,
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input wire m_axil_csr_awready,
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output wire [AXIL_DATA_WIDTH-1:0] m_axil_csr_wdata,
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output wire [AXIL_STRB_WIDTH-1:0] m_axil_csr_wstrb,
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output wire m_axil_csr_wvalid,
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input wire m_axil_csr_wready,
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input wire [1:0] m_axil_csr_bresp,
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input wire m_axil_csr_bvalid,
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output wire m_axil_csr_bready,
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output wire [AXIL_ADDR_WIDTH-1:0] m_axil_csr_araddr,
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output wire [2:0] m_axil_csr_arprot,
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output wire m_axil_csr_arvalid,
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input wire m_axil_csr_arready,
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input wire [AXIL_DATA_WIDTH-1:0] m_axil_csr_rdata,
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input wire [1:0] m_axil_csr_rresp,
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input wire m_axil_csr_rvalid,
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output wire m_axil_csr_rready,
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/*
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* RAM interface (control)
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*/
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input wire [SEG_COUNT*RAM_SEL_WIDTH-1:0] ctrl_dma_ram_wr_cmd_sel,
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input wire [SEG_COUNT*SEG_BE_WIDTH-1:0] ctrl_dma_ram_wr_cmd_be,
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input wire [SEG_COUNT*SEG_ADDR_WIDTH-1:0] ctrl_dma_ram_wr_cmd_addr,
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input wire [SEG_COUNT*SEG_DATA_WIDTH-1:0] ctrl_dma_ram_wr_cmd_data,
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input wire [SEG_COUNT-1:0] ctrl_dma_ram_wr_cmd_valid,
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output wire [SEG_COUNT-1:0] ctrl_dma_ram_wr_cmd_ready,
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input wire [SEG_COUNT*RAM_SEL_WIDTH-1:0] ctrl_dma_ram_rd_cmd_sel,
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input wire [SEG_COUNT*SEG_ADDR_WIDTH-1:0] ctrl_dma_ram_rd_cmd_addr,
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input wire [SEG_COUNT-1:0] ctrl_dma_ram_rd_cmd_valid,
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output wire [SEG_COUNT-1:0] ctrl_dma_ram_rd_cmd_ready,
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output wire [SEG_COUNT*SEG_DATA_WIDTH-1:0] ctrl_dma_ram_rd_resp_data,
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output wire [SEG_COUNT-1:0] ctrl_dma_ram_rd_resp_valid,
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input wire [SEG_COUNT-1:0] ctrl_dma_ram_rd_resp_ready,
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/*
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* RAM interface (data)
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*/
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input wire [SEG_COUNT*RAM_SEL_WIDTH-1:0] data_dma_ram_wr_cmd_sel,
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input wire [SEG_COUNT*SEG_BE_WIDTH-1:0] data_dma_ram_wr_cmd_be,
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input wire [SEG_COUNT*SEG_ADDR_WIDTH-1:0] data_dma_ram_wr_cmd_addr,
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input wire [SEG_COUNT*SEG_DATA_WIDTH-1:0] data_dma_ram_wr_cmd_data,
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input wire [SEG_COUNT-1:0] data_dma_ram_wr_cmd_valid,
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output wire [SEG_COUNT-1:0] data_dma_ram_wr_cmd_ready,
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input wire [SEG_COUNT*RAM_SEL_WIDTH-1:0] data_dma_ram_rd_cmd_sel,
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input wire [SEG_COUNT*SEG_ADDR_WIDTH-1:0] data_dma_ram_rd_cmd_addr,
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input wire [SEG_COUNT-1:0] data_dma_ram_rd_cmd_valid,
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output wire [SEG_COUNT-1:0] data_dma_ram_rd_cmd_ready,
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output wire [SEG_COUNT*SEG_DATA_WIDTH-1:0] data_dma_ram_rd_resp_data,
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output wire [SEG_COUNT-1:0] data_dma_ram_rd_resp_valid,
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input wire [SEG_COUNT-1:0] data_dma_ram_rd_resp_ready,
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/*
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* Transmit data output
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*/
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output wire [PORTS*AXIS_DATA_WIDTH-1:0] tx_axis_tdata,
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output wire [PORTS*AXIS_KEEP_WIDTH-1:0] tx_axis_tkeep,
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output wire [PORTS-1:0] tx_axis_tvalid,
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input wire [PORTS-1:0] tx_axis_tready,
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output wire [PORTS-1:0] tx_axis_tlast,
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output wire [PORTS-1:0] tx_axis_tuser,
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/*
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* Transmit timestamp input
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*/
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input wire [PORTS*PTP_TS_WIDTH-1:0] s_axis_tx_ptp_ts_96,
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input wire [PORTS-1:0] s_axis_tx_ptp_ts_valid,
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output wire [PORTS-1:0] s_axis_tx_ptp_ts_ready,
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/*
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* Receive data input
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*/
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input wire [PORTS*AXIS_DATA_WIDTH-1:0] rx_axis_tdata,
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input wire [PORTS*AXIS_KEEP_WIDTH-1:0] rx_axis_tkeep,
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input wire [PORTS-1:0] rx_axis_tvalid,
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output wire [PORTS-1:0] rx_axis_tready,
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input wire [PORTS-1:0] rx_axis_tlast,
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input wire [PORTS-1:0] rx_axis_tuser,
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/*
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* Receive timestamp input
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*/
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input wire [PORTS*PTP_TS_WIDTH-1:0] s_axis_rx_ptp_ts_96,
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input wire [PORTS-1:0] s_axis_rx_ptp_ts_valid,
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output wire [PORTS-1:0] s_axis_rx_ptp_ts_ready,
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/*
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* PTP clock
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*/
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input wire [95:0] ptp_ts_96,
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input wire ptp_ts_step,
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/*
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* MSI interrupts
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*/
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output wire [31:0] msi_irq
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);
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parameter DESC_SIZE = 16;
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parameter CPL_SIZE = 32;
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parameter EVENT_SIZE = 32;
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parameter AXIS_DESC_DATA_WIDTH = DESC_SIZE*8;
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parameter AXIS_DESC_KEEP_WIDTH = AXIS_DESC_DATA_WIDTH/8;
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parameter EVENT_SOURCE_WIDTH = 16;
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parameter EVENT_TYPE_WIDTH = 16;
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parameter MAX_DESC_TABLE_SIZE = TX_DESC_TABLE_SIZE > RX_DESC_TABLE_SIZE ? TX_DESC_TABLE_SIZE : RX_DESC_TABLE_SIZE;
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parameter REQ_TAG_WIDTH = $clog2(MAX_DESC_TABLE_SIZE) + 1 + $clog2(PORTS+1);
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parameter DESC_REQ_TAG_WIDTH = $clog2(MAX_DESC_TABLE_SIZE) + 1 + $clog2(PORTS+1);
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parameter QUEUE_REQ_TAG_WIDTH = $clog2(MAX_DESC_TABLE_SIZE) + 1 + $clog2(PORTS+1);
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parameter QUEUE_OP_TAG_WIDTH = 6;
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parameter DMA_TAG_WIDTH_INT = DMA_TAG_WIDTH - $clog2(PORTS);
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parameter QUEUE_INDEX_WIDTH = TX_QUEUE_INDEX_WIDTH > RX_QUEUE_INDEX_WIDTH ? TX_QUEUE_INDEX_WIDTH : RX_QUEUE_INDEX_WIDTH;
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parameter CPL_QUEUE_INDEX_WIDTH = TX_CPL_QUEUE_INDEX_WIDTH > RX_CPL_QUEUE_INDEX_WIDTH ? TX_CPL_QUEUE_INDEX_WIDTH : RX_CPL_QUEUE_INDEX_WIDTH;
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parameter PORT_DESC_REQ_TAG_WIDTH = DESC_REQ_TAG_WIDTH - $clog2(PORTS+1);
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parameter AXIL_CSR_ADDR_WIDTH = AXIL_ADDR_WIDTH-5-$clog2((PORTS+3)/8);
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parameter AXIL_CTRL_ADDR_WIDTH = AXIL_ADDR_WIDTH-5-$clog2((PORTS+3)/8);
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parameter AXIL_EQM_ADDR_WIDTH = AXIL_ADDR_WIDTH-4-$clog2((PORTS+3)/8);
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parameter AXIL_TX_QM_ADDR_WIDTH = AXIL_ADDR_WIDTH-3-$clog2((PORTS+3)/8);
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parameter AXIL_TX_CQM_ADDR_WIDTH = AXIL_ADDR_WIDTH-3-$clog2((PORTS+3)/8);
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parameter AXIL_RX_QM_ADDR_WIDTH = AXIL_ADDR_WIDTH-4-$clog2((PORTS+3)/8);
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parameter AXIL_RX_CQM_ADDR_WIDTH = AXIL_ADDR_WIDTH-4-$clog2((PORTS+3)/8);
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parameter AXIL_PORT_ADDR_WIDTH = AXIL_ADDR_WIDTH-3-$clog2((PORTS+3)/8);
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parameter AXIL_CSR_BASE_ADDR = 0;
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parameter AXIL_CTRL_BASE_ADDR = AXIL_CSR_BASE_ADDR + 2**AXIL_CSR_ADDR_WIDTH;
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parameter AXIL_EQM_BASE_ADDR = AXIL_CTRL_BASE_ADDR + 2**AXIL_CTRL_ADDR_WIDTH;
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parameter AXIL_TX_QM_BASE_ADDR = AXIL_EQM_BASE_ADDR + 2**AXIL_EQM_ADDR_WIDTH;
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parameter AXIL_TX_CQM_BASE_ADDR = AXIL_TX_QM_BASE_ADDR + 2**AXIL_TX_QM_ADDR_WIDTH;
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parameter AXIL_RX_QM_BASE_ADDR = AXIL_TX_CQM_BASE_ADDR + 2**AXIL_TX_CQM_ADDR_WIDTH;
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parameter AXIL_RX_CQM_BASE_ADDR = AXIL_RX_QM_BASE_ADDR + 2**AXIL_RX_QM_ADDR_WIDTH;
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parameter AXIL_PORT_BASE_ADDR = AXIL_RX_CQM_BASE_ADDR + 2**AXIL_RX_CQM_ADDR_WIDTH;
|
|
|
|
// parameter sizing helpers
|
|
function [31:0] w_32(input [31:0] val);
|
|
w_32 = val;
|
|
endfunction
|
|
|
|
// AXI lite connections
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_ctrl_awaddr;
|
|
wire [2:0] axil_ctrl_awprot;
|
|
wire axil_ctrl_awvalid;
|
|
wire axil_ctrl_awready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_ctrl_wdata;
|
|
wire [AXIL_STRB_WIDTH-1:0] axil_ctrl_wstrb;
|
|
wire axil_ctrl_wvalid;
|
|
wire axil_ctrl_wready;
|
|
wire [1:0] axil_ctrl_bresp;
|
|
wire axil_ctrl_bvalid;
|
|
wire axil_ctrl_bready;
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_ctrl_araddr;
|
|
wire [2:0] axil_ctrl_arprot;
|
|
wire axil_ctrl_arvalid;
|
|
wire axil_ctrl_arready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_ctrl_rdata;
|
|
wire [1:0] axil_ctrl_rresp;
|
|
wire axil_ctrl_rvalid;
|
|
wire axil_ctrl_rready;
|
|
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_event_queue_manager_awaddr;
|
|
wire [2:0] axil_event_queue_manager_awprot;
|
|
wire axil_event_queue_manager_awvalid;
|
|
wire axil_event_queue_manager_awready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_event_queue_manager_wdata;
|
|
wire [AXIL_STRB_WIDTH-1:0] axil_event_queue_manager_wstrb;
|
|
wire axil_event_queue_manager_wvalid;
|
|
wire axil_event_queue_manager_wready;
|
|
wire [1:0] axil_event_queue_manager_bresp;
|
|
wire axil_event_queue_manager_bvalid;
|
|
wire axil_event_queue_manager_bready;
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_event_queue_manager_araddr;
|
|
wire [2:0] axil_event_queue_manager_arprot;
|
|
wire axil_event_queue_manager_arvalid;
|
|
wire axil_event_queue_manager_arready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_event_queue_manager_rdata;
|
|
wire [1:0] axil_event_queue_manager_rresp;
|
|
wire axil_event_queue_manager_rvalid;
|
|
wire axil_event_queue_manager_rready;
|
|
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_tx_queue_manager_awaddr;
|
|
wire [2:0] axil_tx_queue_manager_awprot;
|
|
wire axil_tx_queue_manager_awvalid;
|
|
wire axil_tx_queue_manager_awready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_tx_queue_manager_wdata;
|
|
wire [AXIL_STRB_WIDTH-1:0] axil_tx_queue_manager_wstrb;
|
|
wire axil_tx_queue_manager_wvalid;
|
|
wire axil_tx_queue_manager_wready;
|
|
wire [1:0] axil_tx_queue_manager_bresp;
|
|
wire axil_tx_queue_manager_bvalid;
|
|
wire axil_tx_queue_manager_bready;
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_tx_queue_manager_araddr;
|
|
wire [2:0] axil_tx_queue_manager_arprot;
|
|
wire axil_tx_queue_manager_arvalid;
|
|
wire axil_tx_queue_manager_arready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_tx_queue_manager_rdata;
|
|
wire [1:0] axil_tx_queue_manager_rresp;
|
|
wire axil_tx_queue_manager_rvalid;
|
|
wire axil_tx_queue_manager_rready;
|
|
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_tx_cpl_queue_manager_awaddr;
|
|
wire [2:0] axil_tx_cpl_queue_manager_awprot;
|
|
wire axil_tx_cpl_queue_manager_awvalid;
|
|
wire axil_tx_cpl_queue_manager_awready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_tx_cpl_queue_manager_wdata;
|
|
wire [AXIL_STRB_WIDTH-1:0] axil_tx_cpl_queue_manager_wstrb;
|
|
wire axil_tx_cpl_queue_manager_wvalid;
|
|
wire axil_tx_cpl_queue_manager_wready;
|
|
wire [1:0] axil_tx_cpl_queue_manager_bresp;
|
|
wire axil_tx_cpl_queue_manager_bvalid;
|
|
wire axil_tx_cpl_queue_manager_bready;
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_tx_cpl_queue_manager_araddr;
|
|
wire [2:0] axil_tx_cpl_queue_manager_arprot;
|
|
wire axil_tx_cpl_queue_manager_arvalid;
|
|
wire axil_tx_cpl_queue_manager_arready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_tx_cpl_queue_manager_rdata;
|
|
wire [1:0] axil_tx_cpl_queue_manager_rresp;
|
|
wire axil_tx_cpl_queue_manager_rvalid;
|
|
wire axil_tx_cpl_queue_manager_rready;
|
|
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_rx_queue_manager_awaddr;
|
|
wire [2:0] axil_rx_queue_manager_awprot;
|
|
wire axil_rx_queue_manager_awvalid;
|
|
wire axil_rx_queue_manager_awready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_rx_queue_manager_wdata;
|
|
wire [AXIL_STRB_WIDTH-1:0] axil_rx_queue_manager_wstrb;
|
|
wire axil_rx_queue_manager_wvalid;
|
|
wire axil_rx_queue_manager_wready;
|
|
wire [1:0] axil_rx_queue_manager_bresp;
|
|
wire axil_rx_queue_manager_bvalid;
|
|
wire axil_rx_queue_manager_bready;
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_rx_queue_manager_araddr;
|
|
wire [2:0] axil_rx_queue_manager_arprot;
|
|
wire axil_rx_queue_manager_arvalid;
|
|
wire axil_rx_queue_manager_arready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_rx_queue_manager_rdata;
|
|
wire [1:0] axil_rx_queue_manager_rresp;
|
|
wire axil_rx_queue_manager_rvalid;
|
|
wire axil_rx_queue_manager_rready;
|
|
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_rx_cpl_queue_manager_awaddr;
|
|
wire [2:0] axil_rx_cpl_queue_manager_awprot;
|
|
wire axil_rx_cpl_queue_manager_awvalid;
|
|
wire axil_rx_cpl_queue_manager_awready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_rx_cpl_queue_manager_wdata;
|
|
wire [AXIL_STRB_WIDTH-1:0] axil_rx_cpl_queue_manager_wstrb;
|
|
wire axil_rx_cpl_queue_manager_wvalid;
|
|
wire axil_rx_cpl_queue_manager_wready;
|
|
wire [1:0] axil_rx_cpl_queue_manager_bresp;
|
|
wire axil_rx_cpl_queue_manager_bvalid;
|
|
wire axil_rx_cpl_queue_manager_bready;
|
|
wire [AXIL_ADDR_WIDTH-1:0] axil_rx_cpl_queue_manager_araddr;
|
|
wire [2:0] axil_rx_cpl_queue_manager_arprot;
|
|
wire axil_rx_cpl_queue_manager_arvalid;
|
|
wire axil_rx_cpl_queue_manager_arready;
|
|
wire [AXIL_DATA_WIDTH-1:0] axil_rx_cpl_queue_manager_rdata;
|
|
wire [1:0] axil_rx_cpl_queue_manager_rresp;
|
|
wire axil_rx_cpl_queue_manager_rvalid;
|
|
wire axil_rx_cpl_queue_manager_rready;
|
|
|
|
wire [PORTS*AXIL_ADDR_WIDTH-1:0] axil_port_awaddr;
|
|
wire [PORTS*3-1:0] axil_port_awprot;
|
|
wire [PORTS-1:0] axil_port_awvalid;
|
|
wire [PORTS-1:0] axil_port_awready;
|
|
wire [PORTS*AXIL_DATA_WIDTH-1:0] axil_port_wdata;
|
|
wire [PORTS*AXIL_STRB_WIDTH-1:0] axil_port_wstrb;
|
|
wire [PORTS-1:0] axil_port_wvalid;
|
|
wire [PORTS-1:0] axil_port_wready;
|
|
wire [PORTS*2-1:0] axil_port_bresp;
|
|
wire [PORTS-1:0] axil_port_bvalid;
|
|
wire [PORTS-1:0] axil_port_bready;
|
|
wire [PORTS*AXIL_ADDR_WIDTH-1:0] axil_port_araddr;
|
|
wire [PORTS*3-1:0] axil_port_arprot;
|
|
wire [PORTS-1:0] axil_port_arvalid;
|
|
wire [PORTS-1:0] axil_port_arready;
|
|
wire [PORTS*AXIL_DATA_WIDTH-1:0] axil_port_rdata;
|
|
wire [PORTS*2-1:0] axil_port_rresp;
|
|
wire [PORTS-1:0] axil_port_rvalid;
|
|
wire [PORTS-1:0] axil_port_rready;
|
|
|
|
// DMA
|
|
wire [PORTS*DMA_ADDR_WIDTH-1:0] port_dma_read_desc_dma_addr;
|
|
wire [PORTS*RAM_ADDR_WIDTH-1:0] port_dma_read_desc_ram_addr;
|
|
wire [PORTS*DMA_LEN_WIDTH-1:0] port_dma_read_desc_len;
|
|
wire [PORTS*DMA_TAG_WIDTH_INT-1:0] port_dma_read_desc_tag;
|
|
wire [PORTS-1:0] port_dma_read_desc_valid;
|
|
wire [PORTS-1:0] port_dma_read_desc_ready;
|
|
|
|
wire [PORTS*DMA_TAG_WIDTH_INT-1:0] port_dma_read_desc_status_tag;
|
|
wire [PORTS-1:0] port_dma_read_desc_status_valid;
|
|
|
|
wire [PORTS*DMA_ADDR_WIDTH-1:0] port_dma_write_desc_dma_addr;
|
|
wire [PORTS*RAM_ADDR_WIDTH-1:0] port_dma_write_desc_ram_addr;
|
|
wire [PORTS*DMA_LEN_WIDTH-1:0] port_dma_write_desc_len;
|
|
wire [PORTS*DMA_TAG_WIDTH_INT-1:0] port_dma_write_desc_tag;
|
|
wire [PORTS-1:0] port_dma_write_desc_valid;
|
|
wire [PORTS-1:0] port_dma_write_desc_ready;
|
|
|
|
wire [PORTS*DMA_TAG_WIDTH_INT-1:0] port_dma_write_desc_status_tag;
|
|
wire [PORTS-1:0] port_dma_write_desc_status_valid;
|
|
|
|
wire [PORTS*SEG_COUNT*SEG_BE_WIDTH-1:0] port_dma_ram_wr_cmd_be;
|
|
wire [PORTS*SEG_COUNT*SEG_ADDR_WIDTH-1:0] port_dma_ram_wr_cmd_addr;
|
|
wire [PORTS*SEG_COUNT*SEG_DATA_WIDTH-1:0] port_dma_ram_wr_cmd_data;
|
|
wire [PORTS*SEG_COUNT-1:0] port_dma_ram_wr_cmd_valid;
|
|
wire [PORTS*SEG_COUNT-1:0] port_dma_ram_wr_cmd_ready;
|
|
wire [PORTS*SEG_COUNT*SEG_ADDR_WIDTH-1:0] port_dma_ram_rd_cmd_addr;
|
|
wire [PORTS*SEG_COUNT-1:0] port_dma_ram_rd_cmd_valid;
|
|
wire [PORTS*SEG_COUNT-1:0] port_dma_ram_rd_cmd_ready;
|
|
wire [PORTS*SEG_COUNT*SEG_DATA_WIDTH-1:0] port_dma_ram_rd_resp_data;
|
|
wire [PORTS*SEG_COUNT-1:0] port_dma_ram_rd_resp_valid;
|
|
wire [PORTS*SEG_COUNT-1:0] port_dma_ram_rd_resp_ready;
|
|
|
|
// Queue management
|
|
wire [CPL_QUEUE_INDEX_WIDTH-1:0] event_enqueue_req_queue;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] event_enqueue_req_tag;
|
|
wire event_enqueue_req_valid;
|
|
wire event_enqueue_req_ready;
|
|
|
|
wire [DMA_ADDR_WIDTH-1:0] event_enqueue_resp_addr;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] event_enqueue_resp_tag;
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] event_enqueue_resp_op_tag;
|
|
wire event_enqueue_resp_full;
|
|
wire event_enqueue_resp_error;
|
|
wire event_enqueue_resp_valid;
|
|
wire event_enqueue_resp_ready;
|
|
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] event_enqueue_commit_op_tag;
|
|
wire event_enqueue_commit_valid;
|
|
wire event_enqueue_commit_ready;
|
|
|
|
wire [QUEUE_INDEX_WIDTH-1:0] tx_desc_dequeue_req_queue;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] tx_desc_dequeue_req_tag;
|
|
wire tx_desc_dequeue_req_valid;
|
|
wire tx_desc_dequeue_req_ready;
|
|
|
|
wire [QUEUE_INDEX_WIDTH-1:0] tx_desc_dequeue_resp_queue;
|
|
wire [QUEUE_PTR_WIDTH-1:0] tx_desc_dequeue_resp_ptr;
|
|
wire [DMA_ADDR_WIDTH-1:0] tx_desc_dequeue_resp_addr;
|
|
wire [CPL_QUEUE_INDEX_WIDTH-1:0] tx_desc_dequeue_resp_cpl;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] tx_desc_dequeue_resp_tag;
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] tx_desc_dequeue_resp_op_tag;
|
|
wire tx_desc_dequeue_resp_empty;
|
|
wire tx_desc_dequeue_resp_error;
|
|
wire tx_desc_dequeue_resp_valid;
|
|
wire tx_desc_dequeue_resp_ready;
|
|
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] tx_desc_dequeue_commit_op_tag;
|
|
wire tx_desc_dequeue_commit_valid;
|
|
wire tx_desc_dequeue_commit_ready;
|
|
|
|
wire [TX_QUEUE_INDEX_WIDTH-1:0] tx_doorbell_queue;
|
|
wire tx_doorbell_valid;
|
|
|
|
wire [CPL_QUEUE_INDEX_WIDTH-1:0] tx_cpl_enqueue_req_queue;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] tx_cpl_enqueue_req_tag;
|
|
wire tx_cpl_enqueue_req_valid;
|
|
wire tx_cpl_enqueue_req_ready;
|
|
|
|
wire [DMA_ADDR_WIDTH-1:0] tx_cpl_enqueue_resp_addr;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] tx_cpl_enqueue_resp_tag;
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] tx_cpl_enqueue_resp_op_tag;
|
|
wire tx_cpl_enqueue_resp_full;
|
|
wire tx_cpl_enqueue_resp_error;
|
|
wire tx_cpl_enqueue_resp_valid;
|
|
wire tx_cpl_enqueue_resp_ready;
|
|
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] tx_cpl_enqueue_commit_op_tag;
|
|
wire tx_cpl_enqueue_commit_valid;
|
|
wire tx_cpl_enqueue_commit_ready;
|
|
|
|
wire [QUEUE_INDEX_WIDTH-1:0] rx_desc_dequeue_req_queue;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] rx_desc_dequeue_req_tag;
|
|
wire rx_desc_dequeue_req_valid;
|
|
wire rx_desc_dequeue_req_ready;
|
|
|
|
wire [QUEUE_INDEX_WIDTH-1:0] rx_desc_dequeue_resp_queue;
|
|
wire [QUEUE_PTR_WIDTH-1:0] rx_desc_dequeue_resp_ptr;
|
|
wire [DMA_ADDR_WIDTH-1:0] rx_desc_dequeue_resp_addr;
|
|
wire [CPL_QUEUE_INDEX_WIDTH-1:0] rx_desc_dequeue_resp_cpl;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] rx_desc_dequeue_resp_tag;
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] rx_desc_dequeue_resp_op_tag;
|
|
wire rx_desc_dequeue_resp_empty;
|
|
wire rx_desc_dequeue_resp_error;
|
|
wire rx_desc_dequeue_resp_valid;
|
|
wire rx_desc_dequeue_resp_ready;
|
|
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] rx_desc_dequeue_commit_op_tag;
|
|
wire rx_desc_dequeue_commit_valid;
|
|
wire rx_desc_dequeue_commit_ready;
|
|
|
|
wire [CPL_QUEUE_INDEX_WIDTH-1:0] rx_cpl_enqueue_req_queue;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] rx_cpl_enqueue_req_tag;
|
|
wire rx_cpl_enqueue_req_valid;
|
|
wire rx_cpl_enqueue_req_ready;
|
|
|
|
wire [DMA_ADDR_WIDTH-1:0] rx_cpl_enqueue_resp_addr;
|
|
wire [QUEUE_REQ_TAG_WIDTH-1:0] rx_cpl_enqueue_resp_tag;
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] rx_cpl_enqueue_resp_op_tag;
|
|
wire rx_cpl_enqueue_resp_full;
|
|
wire rx_cpl_enqueue_resp_error;
|
|
wire rx_cpl_enqueue_resp_valid;
|
|
wire rx_cpl_enqueue_resp_ready;
|
|
|
|
wire [QUEUE_OP_TAG_WIDTH-1:0] rx_cpl_enqueue_commit_op_tag;
|
|
wire rx_cpl_enqueue_commit_valid;
|
|
wire rx_cpl_enqueue_commit_ready;
|
|
|
|
// descriptor and completion
|
|
wire [0:0] desc_req_sel;
|
|
wire [QUEUE_INDEX_WIDTH-1:0] desc_req_queue;
|
|
wire [DESC_REQ_TAG_WIDTH-1:0] desc_req_tag;
|
|
wire desc_req_valid;
|
|
wire desc_req_ready;
|
|
|
|
wire [QUEUE_INDEX_WIDTH-1:0] desc_req_status_queue;
|
|
wire [QUEUE_PTR_WIDTH-1:0] desc_req_status_ptr;
|
|
wire [CPL_QUEUE_INDEX_WIDTH-1:0] desc_req_status_cpl;
|
|
wire [DESC_REQ_TAG_WIDTH-1:0] desc_req_status_tag;
|
|
wire desc_req_status_empty;
|
|
wire desc_req_status_error;
|
|
wire desc_req_status_valid;
|
|
|
|
wire [AXIS_DESC_DATA_WIDTH-1:0] axis_desc_tdata;
|
|
wire [AXIS_DESC_KEEP_WIDTH-1:0] axis_desc_tkeep;
|
|
wire axis_desc_tvalid;
|
|
wire axis_desc_tready;
|
|
wire axis_desc_tlast;
|
|
wire [DESC_REQ_TAG_WIDTH-1:0] axis_desc_tid;
|
|
wire axis_desc_tuser;
|
|
|
|
wire [PORTS*1-1:0] port_desc_req_sel;
|
|
wire [PORTS*QUEUE_INDEX_WIDTH-1:0] port_desc_req_queue;
|
|
wire [PORTS*PORT_DESC_REQ_TAG_WIDTH-1:0] port_desc_req_tag;
|
|
wire [PORTS-1:0] port_desc_req_valid;
|
|
wire [PORTS-1:0] port_desc_req_ready;
|
|
|
|
wire [PORTS*QUEUE_INDEX_WIDTH-1:0] port_desc_req_status_queue;
|
|
wire [PORTS*QUEUE_PTR_WIDTH-1:0] port_desc_req_status_ptr;
|
|
wire [PORTS*CPL_QUEUE_INDEX_WIDTH-1:0] port_desc_req_status_cpl;
|
|
wire [PORTS*PORT_DESC_REQ_TAG_WIDTH-1:0] port_desc_req_status_tag;
|
|
wire [PORTS-1:0] port_desc_req_status_empty;
|
|
wire [PORTS-1:0] port_desc_req_status_error;
|
|
wire [PORTS-1:0] port_desc_req_status_valid;
|
|
|
|
wire [PORTS*AXIS_DESC_DATA_WIDTH-1:0] port_axis_desc_tdata;
|
|
wire [PORTS*AXIS_DESC_KEEP_WIDTH-1:0] port_axis_desc_tkeep;
|
|
wire [PORTS-1:0] port_axis_desc_tvalid;
|
|
wire [PORTS-1:0] port_axis_desc_tready;
|
|
wire [PORTS-1:0] port_axis_desc_tlast;
|
|
wire [PORTS*PORT_DESC_REQ_TAG_WIDTH-1:0] port_axis_desc_tid;
|
|
wire [PORTS-1:0] port_axis_desc_tuser;
|
|
|
|
wire [1:0] cpl_req_sel;
|
|
wire [QUEUE_INDEX_WIDTH-1:0] cpl_req_queue;
|
|
wire [DESC_REQ_TAG_WIDTH-1:0] cpl_req_tag;
|
|
wire [CPL_SIZE*8-1:0] cpl_req_data;
|
|
wire cpl_req_valid;
|
|
wire cpl_req_ready;
|
|
|
|
wire [DESC_REQ_TAG_WIDTH-1:0] cpl_req_status_tag;
|
|
wire cpl_req_status_full;
|
|
wire cpl_req_status_error;
|
|
wire cpl_req_status_valid;
|
|
|
|
wire [1:0] event_cpl_req_sel = 2'd2;
|
|
wire [QUEUE_INDEX_WIDTH-1:0] event_cpl_req_queue;
|
|
wire [PORT_DESC_REQ_TAG_WIDTH-1:0] event_cpl_req_tag;
|
|
wire [CPL_SIZE*8-1:0] event_cpl_req_data;
|
|
wire event_cpl_req_valid;
|
|
wire event_cpl_req_ready;
|
|
|
|
wire [PORT_DESC_REQ_TAG_WIDTH-1:0] event_cpl_req_status_tag;
|
|
wire event_cpl_req_status_full;
|
|
wire event_cpl_req_status_error;
|
|
wire event_cpl_req_status_valid;
|
|
|
|
wire [PORTS*2-1:0] port_cpl_req_sel;
|
|
wire [PORTS*QUEUE_INDEX_WIDTH-1:0] port_cpl_req_queue;
|
|
wire [PORTS*PORT_DESC_REQ_TAG_WIDTH-1:0] port_cpl_req_tag;
|
|
wire [PORTS*CPL_SIZE*8-1:0] port_cpl_req_data;
|
|
wire [PORTS-1:0] port_cpl_req_valid;
|
|
wire [PORTS-1:0] port_cpl_req_ready;
|
|
|
|
wire [PORTS*PORT_DESC_REQ_TAG_WIDTH-1:0] port_cpl_req_status_tag;
|
|
wire [PORTS-1:0] port_cpl_req_status_full;
|
|
wire [PORTS-1:0] port_cpl_req_status_error;
|
|
wire [PORTS-1:0] port_cpl_req_status_valid;
|
|
|
|
// events
|
|
wire [EVENT_QUEUE_INDEX_WIDTH-1:0] axis_event_queue;
|
|
wire [EVENT_TYPE_WIDTH-1:0] axis_event_type;
|
|
wire [EVENT_SOURCE_WIDTH-1:0] axis_event_source;
|
|
wire axis_event_valid;
|
|
wire axis_event_ready;
|
|
|
|
wire [EVENT_QUEUE_INDEX_WIDTH-1:0] tx_fifo_event;
|
|
wire [EVENT_TYPE_WIDTH-1:0] tx_fifo_event_type;
|
|
wire [EVENT_SOURCE_WIDTH-1:0] tx_fifo_event_source;
|
|
wire tx_fifo_event_valid;
|
|
wire tx_fifo_event_ready;
|
|
|
|
wire [EVENT_QUEUE_INDEX_WIDTH-1:0] rx_fifo_event;
|
|
wire [EVENT_TYPE_WIDTH-1:0] rx_fifo_event_type;
|
|
wire [EVENT_SOURCE_WIDTH-1:0] rx_fifo_event_source;
|
|
wire rx_fifo_event_valid;
|
|
wire rx_fifo_event_ready;
|
|
|
|
wire [EVENT_QUEUE_INDEX_WIDTH-1:0] tx_event;
|
|
wire [EVENT_TYPE_WIDTH-1:0] tx_event_type = 16'd0;
|
|
wire [EVENT_SOURCE_WIDTH-1:0] tx_event_source;
|
|
wire tx_event_valid;
|
|
|
|
wire [EVENT_QUEUE_INDEX_WIDTH-1:0] rx_event;
|
|
wire [EVENT_TYPE_WIDTH-1:0] rx_event_type = 16'd1;
|
|
wire [EVENT_SOURCE_WIDTH-1:0] rx_event_source;
|
|
wire rx_event_valid;
|
|
|
|
// interrupts
|
|
wire [INT_WIDTH-1:0] event_int;
|
|
wire event_int_valid;
|
|
|
|
assign msi_irq = (event_int_valid << event_int);
|
|
|
|
// Interface control registers
|
|
reg axil_ctrl_awready_reg = 1'b0;
|
|
reg axil_ctrl_wready_reg = 1'b0;
|
|
reg [1:0] axil_ctrl_bresp_reg = 2'b00;
|
|
reg axil_ctrl_bvalid_reg = 1'b0;
|
|
reg axil_ctrl_arready_reg = 1'b0;
|
|
reg [AXIL_DATA_WIDTH-1:0] axil_ctrl_rdata_reg = {AXIL_DATA_WIDTH{1'b0}};
|
|
reg [1:0] axil_ctrl_rresp_reg = 2'b00;
|
|
reg axil_ctrl_rvalid_reg = 1'b0;
|
|
|
|
assign axil_ctrl_awready = axil_ctrl_awready_reg;
|
|
assign axil_ctrl_wready = axil_ctrl_wready_reg;
|
|
assign axil_ctrl_bresp = axil_ctrl_bresp_reg;
|
|
assign axil_ctrl_bvalid = axil_ctrl_bvalid_reg;
|
|
assign axil_ctrl_arready = axil_ctrl_arready_reg;
|
|
assign axil_ctrl_rdata = axil_ctrl_rdata_reg;
|
|
assign axil_ctrl_rresp = axil_ctrl_rresp_reg;
|
|
assign axil_ctrl_rvalid = axil_ctrl_rvalid_reg;
|
|
|
|
always @(posedge clk) begin
|
|
axil_ctrl_awready_reg <= 1'b0;
|
|
axil_ctrl_wready_reg <= 1'b0;
|
|
axil_ctrl_bresp_reg <= 2'b00;
|
|
axil_ctrl_bvalid_reg <= axil_ctrl_bvalid_reg && !axil_ctrl_bready;
|
|
axil_ctrl_arready_reg <= 1'b0;
|
|
axil_ctrl_rresp_reg <= 2'b00;
|
|
axil_ctrl_rvalid_reg <= axil_ctrl_rvalid_reg && !axil_ctrl_rready;
|
|
|
|
if (axil_ctrl_awvalid && axil_ctrl_wvalid && !axil_ctrl_bvalid) begin
|
|
// write operation
|
|
axil_ctrl_awready_reg <= 1'b1;
|
|
axil_ctrl_wready_reg <= 1'b1;
|
|
axil_ctrl_bresp_reg <= 2'b00;
|
|
axil_ctrl_bvalid_reg <= 1'b1;
|
|
|
|
// case ({axil_ctrl_awaddr[15:2], 2'b00})
|
|
// 16'h0000:
|
|
// endcase
|
|
end
|
|
|
|
if (axil_ctrl_arvalid && !axil_ctrl_rvalid) begin
|
|
// read operation
|
|
axil_ctrl_arready_reg <= 1'b1;
|
|
axil_ctrl_rresp_reg <= 2'b00;
|
|
axil_ctrl_rvalid_reg <= 1'b1;
|
|
axil_ctrl_rdata_reg <= {AXIL_DATA_WIDTH{1'b0}};
|
|
|
|
case ({axil_ctrl_araddr[15:2], 2'b00})
|
|
16'h0000: axil_ctrl_rdata_reg <= 32'd0; // if_id
|
|
16'h0004: begin
|
|
// if_features
|
|
axil_ctrl_rdata_reg[0] <= RX_RSS_ENABLE && RX_HASH_ENABLE;
|
|
axil_ctrl_rdata_reg[4] <= PTP_TS_ENABLE;
|
|
axil_ctrl_rdata_reg[8] <= TX_CHECKSUM_ENABLE;
|
|
axil_ctrl_rdata_reg[9] <= RX_CHECKSUM_ENABLE;
|
|
axil_ctrl_rdata_reg[10] <= RX_HASH_ENABLE;
|
|
end
|
|
16'h0010: axil_ctrl_rdata_reg <= 2**EVENT_QUEUE_INDEX_WIDTH; // event_queue_count
|
|
16'h0014: axil_ctrl_rdata_reg <= AXIL_EQM_BASE_ADDR; // event_queue_offset
|
|
16'h0020: axil_ctrl_rdata_reg <= 2**TX_QUEUE_INDEX_WIDTH; // tx_queue_count
|
|
16'h0024: axil_ctrl_rdata_reg <= AXIL_TX_QM_BASE_ADDR; // tx_queue_offset
|
|
16'h0028: axil_ctrl_rdata_reg <= 2**TX_CPL_QUEUE_INDEX_WIDTH; // tx_cpl_queue_count
|
|
16'h002C: axil_ctrl_rdata_reg <= AXIL_TX_CQM_BASE_ADDR; // tx_cpl_queue_offset
|
|
16'h0030: axil_ctrl_rdata_reg <= 2**RX_QUEUE_INDEX_WIDTH; // rx_queue_count
|
|
16'h0034: axil_ctrl_rdata_reg <= AXIL_RX_QM_BASE_ADDR; // rx_queue_offset
|
|
16'h0038: axil_ctrl_rdata_reg <= 2**RX_CPL_QUEUE_INDEX_WIDTH; // rx_cpl_queue_count
|
|
16'h003C: axil_ctrl_rdata_reg <= AXIL_RX_CQM_BASE_ADDR; // rx_cpl_queue_offset
|
|
16'h0040: axil_ctrl_rdata_reg <= PORTS; // port_count
|
|
16'h0044: axil_ctrl_rdata_reg <= AXIL_PORT_BASE_ADDR; // port_offset
|
|
16'h0048: axil_ctrl_rdata_reg <= 2**AXIL_PORT_ADDR_WIDTH; // port_stride
|
|
endcase
|
|
end
|
|
|
|
if (rst) begin
|
|
axil_ctrl_awready_reg <= 1'b0;
|
|
axil_ctrl_wready_reg <= 1'b0;
|
|
axil_ctrl_bvalid_reg <= 1'b0;
|
|
axil_ctrl_arready_reg <= 1'b0;
|
|
axil_ctrl_rvalid_reg <= 1'b0;
|
|
end
|
|
end
|
|
|
|
// AXI lite interconnect
|
|
parameter AXIL_S_COUNT = 1;
|
|
parameter AXIL_M_COUNT = 7+PORTS;
|
|
|
|
axil_interconnect #(
|
|
.DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.ADDR_WIDTH(AXIL_ADDR_WIDTH),
|
|
.STRB_WIDTH(AXIL_STRB_WIDTH),
|
|
.S_COUNT(AXIL_S_COUNT),
|
|
.M_COUNT(AXIL_M_COUNT),
|
|
.M_ADDR_WIDTH({{PORTS{w_32(AXIL_PORT_ADDR_WIDTH)}}, w_32(AXIL_RX_CQM_ADDR_WIDTH), w_32(AXIL_RX_QM_ADDR_WIDTH), w_32(AXIL_TX_CQM_ADDR_WIDTH), w_32(AXIL_TX_QM_ADDR_WIDTH), w_32(AXIL_EQM_ADDR_WIDTH), w_32(AXIL_CTRL_ADDR_WIDTH), w_32(AXIL_CSR_ADDR_WIDTH)}),
|
|
.M_CONNECT_READ({AXIL_M_COUNT{{AXIL_S_COUNT{1'b1}}}}),
|
|
.M_CONNECT_WRITE({AXIL_M_COUNT{{AXIL_S_COUNT{1'b1}}}})
|
|
)
|
|
axil_interconnect_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
.s_axil_awaddr(s_axil_awaddr),
|
|
.s_axil_awprot(s_axil_awprot),
|
|
.s_axil_awvalid(s_axil_awvalid),
|
|
.s_axil_awready(s_axil_awready),
|
|
.s_axil_wdata(s_axil_wdata),
|
|
.s_axil_wstrb(s_axil_wstrb),
|
|
.s_axil_wvalid(s_axil_wvalid),
|
|
.s_axil_wready(s_axil_wready),
|
|
.s_axil_bresp(s_axil_bresp),
|
|
.s_axil_bvalid(s_axil_bvalid),
|
|
.s_axil_bready(s_axil_bready),
|
|
.s_axil_araddr(s_axil_araddr),
|
|
.s_axil_arprot(s_axil_arprot),
|
|
.s_axil_arvalid(s_axil_arvalid),
|
|
.s_axil_arready(s_axil_arready),
|
|
.s_axil_rdata(s_axil_rdata),
|
|
.s_axil_rresp(s_axil_rresp),
|
|
.s_axil_rvalid(s_axil_rvalid),
|
|
.s_axil_rready(s_axil_rready),
|
|
.m_axil_awaddr( {axil_port_awaddr, axil_rx_cpl_queue_manager_awaddr, axil_rx_queue_manager_awaddr, axil_tx_cpl_queue_manager_awaddr, axil_tx_queue_manager_awaddr, axil_event_queue_manager_awaddr, axil_ctrl_awaddr, m_axil_csr_awaddr}),
|
|
.m_axil_awprot( {axil_port_awprot, axil_rx_cpl_queue_manager_awprot, axil_rx_queue_manager_awprot, axil_tx_cpl_queue_manager_awprot, axil_tx_queue_manager_awprot, axil_event_queue_manager_awprot, axil_ctrl_awprot, m_axil_csr_awprot}),
|
|
.m_axil_awvalid({axil_port_awvalid, axil_rx_cpl_queue_manager_awvalid, axil_rx_queue_manager_awvalid, axil_tx_cpl_queue_manager_awvalid, axil_tx_queue_manager_awvalid, axil_event_queue_manager_awvalid, axil_ctrl_awvalid, m_axil_csr_awvalid}),
|
|
.m_axil_awready({axil_port_awready, axil_rx_cpl_queue_manager_awready, axil_rx_queue_manager_awready, axil_tx_cpl_queue_manager_awready, axil_tx_queue_manager_awready, axil_event_queue_manager_awready, axil_ctrl_awready, m_axil_csr_awready}),
|
|
.m_axil_wdata( {axil_port_wdata, axil_rx_cpl_queue_manager_wdata, axil_rx_queue_manager_wdata, axil_tx_cpl_queue_manager_wdata, axil_tx_queue_manager_wdata, axil_event_queue_manager_wdata, axil_ctrl_wdata, m_axil_csr_wdata}),
|
|
.m_axil_wstrb( {axil_port_wstrb, axil_rx_cpl_queue_manager_wstrb, axil_rx_queue_manager_wstrb, axil_tx_cpl_queue_manager_wstrb, axil_tx_queue_manager_wstrb, axil_event_queue_manager_wstrb, axil_ctrl_wstrb, m_axil_csr_wstrb}),
|
|
.m_axil_wvalid( {axil_port_wvalid, axil_rx_cpl_queue_manager_wvalid, axil_rx_queue_manager_wvalid, axil_tx_cpl_queue_manager_wvalid, axil_tx_queue_manager_wvalid, axil_event_queue_manager_wvalid, axil_ctrl_wvalid, m_axil_csr_wvalid}),
|
|
.m_axil_wready( {axil_port_wready, axil_rx_cpl_queue_manager_wready, axil_rx_queue_manager_wready, axil_tx_cpl_queue_manager_wready, axil_tx_queue_manager_wready, axil_event_queue_manager_wready, axil_ctrl_wready, m_axil_csr_wready}),
|
|
.m_axil_bresp( {axil_port_bresp, axil_rx_cpl_queue_manager_bresp, axil_rx_queue_manager_bresp, axil_tx_cpl_queue_manager_bresp, axil_tx_queue_manager_bresp, axil_event_queue_manager_bresp, axil_ctrl_bresp, m_axil_csr_bresp}),
|
|
.m_axil_bvalid( {axil_port_bvalid, axil_rx_cpl_queue_manager_bvalid, axil_rx_queue_manager_bvalid, axil_tx_cpl_queue_manager_bvalid, axil_tx_queue_manager_bvalid, axil_event_queue_manager_bvalid, axil_ctrl_bvalid, m_axil_csr_bvalid}),
|
|
.m_axil_bready( {axil_port_bready, axil_rx_cpl_queue_manager_bready, axil_rx_queue_manager_bready, axil_tx_cpl_queue_manager_bready, axil_tx_queue_manager_bready, axil_event_queue_manager_bready, axil_ctrl_bready, m_axil_csr_bready}),
|
|
.m_axil_araddr( {axil_port_araddr, axil_rx_cpl_queue_manager_araddr, axil_rx_queue_manager_araddr, axil_tx_cpl_queue_manager_araddr, axil_tx_queue_manager_araddr, axil_event_queue_manager_araddr, axil_ctrl_araddr, m_axil_csr_araddr}),
|
|
.m_axil_arprot( {axil_port_arprot, axil_rx_cpl_queue_manager_arprot, axil_rx_queue_manager_arprot, axil_tx_cpl_queue_manager_arprot, axil_tx_queue_manager_arprot, axil_event_queue_manager_arprot, axil_ctrl_arprot, m_axil_csr_arprot}),
|
|
.m_axil_arvalid({axil_port_arvalid, axil_rx_cpl_queue_manager_arvalid, axil_rx_queue_manager_arvalid, axil_tx_cpl_queue_manager_arvalid, axil_tx_queue_manager_arvalid, axil_event_queue_manager_arvalid, axil_ctrl_arvalid, m_axil_csr_arvalid}),
|
|
.m_axil_arready({axil_port_arready, axil_rx_cpl_queue_manager_arready, axil_rx_queue_manager_arready, axil_tx_cpl_queue_manager_arready, axil_tx_queue_manager_arready, axil_event_queue_manager_arready, axil_ctrl_arready, m_axil_csr_arready}),
|
|
.m_axil_rdata( {axil_port_rdata, axil_rx_cpl_queue_manager_rdata, axil_rx_queue_manager_rdata, axil_tx_cpl_queue_manager_rdata, axil_tx_queue_manager_rdata, axil_event_queue_manager_rdata, axil_ctrl_rdata, m_axil_csr_rdata}),
|
|
.m_axil_rresp( {axil_port_rresp, axil_rx_cpl_queue_manager_rresp, axil_rx_queue_manager_rresp, axil_tx_cpl_queue_manager_rresp, axil_tx_queue_manager_rresp, axil_event_queue_manager_rresp, axil_ctrl_rresp, m_axil_csr_rresp}),
|
|
.m_axil_rvalid( {axil_port_rvalid, axil_rx_cpl_queue_manager_rvalid, axil_rx_queue_manager_rvalid, axil_tx_cpl_queue_manager_rvalid, axil_tx_queue_manager_rvalid, axil_event_queue_manager_rvalid, axil_ctrl_rvalid, m_axil_csr_rvalid}),
|
|
.m_axil_rready( {axil_port_rready, axil_rx_cpl_queue_manager_rready, axil_rx_queue_manager_rready, axil_tx_cpl_queue_manager_rready, axil_tx_queue_manager_rready, axil_event_queue_manager_rready, axil_ctrl_rready, m_axil_csr_rready})
|
|
);
|
|
|
|
// Queue managers
|
|
|
|
cpl_queue_manager #(
|
|
.ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.OP_TABLE_SIZE(EVENT_QUEUE_OP_TABLE_SIZE),
|
|
.OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(EVENT_QUEUE_INDEX_WIDTH),
|
|
.EVENT_WIDTH(INT_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.QUEUE_LOG_SIZE_WIDTH(QUEUE_LOG_SIZE_WIDTH),
|
|
.CPL_SIZE(EVENT_SIZE),
|
|
.PIPELINE(EVENT_QUEUE_PIPELINE),
|
|
.AXIL_DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.AXIL_ADDR_WIDTH(AXIL_EQM_ADDR_WIDTH),
|
|
.AXIL_STRB_WIDTH(AXIL_STRB_WIDTH)
|
|
)
|
|
event_queue_manager_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Enqueue request input
|
|
*/
|
|
.s_axis_enqueue_req_queue(event_enqueue_req_queue),
|
|
.s_axis_enqueue_req_tag(event_enqueue_req_tag),
|
|
.s_axis_enqueue_req_valid(event_enqueue_req_valid),
|
|
.s_axis_enqueue_req_ready(event_enqueue_req_ready),
|
|
|
|
/*
|
|
* Enqueue response output
|
|
*/
|
|
.m_axis_enqueue_resp_queue(),
|
|
.m_axis_enqueue_resp_ptr(),
|
|
.m_axis_enqueue_resp_addr(event_enqueue_resp_addr),
|
|
.m_axis_enqueue_resp_event(),
|
|
.m_axis_enqueue_resp_tag(event_enqueue_resp_tag),
|
|
.m_axis_enqueue_resp_op_tag(event_enqueue_resp_op_tag),
|
|
.m_axis_enqueue_resp_full(event_enqueue_resp_full),
|
|
.m_axis_enqueue_resp_error(event_enqueue_resp_error),
|
|
.m_axis_enqueue_resp_valid(event_enqueue_resp_valid),
|
|
.m_axis_enqueue_resp_ready(event_enqueue_resp_ready),
|
|
|
|
/*
|
|
* Enqueue commit input
|
|
*/
|
|
.s_axis_enqueue_commit_op_tag(event_enqueue_commit_op_tag),
|
|
.s_axis_enqueue_commit_valid(event_enqueue_commit_valid),
|
|
.s_axis_enqueue_commit_ready(event_enqueue_commit_ready),
|
|
|
|
/*
|
|
* Event output
|
|
*/
|
|
.m_axis_event(event_int),
|
|
.m_axis_event_source(),
|
|
.m_axis_event_valid(event_int_valid),
|
|
|
|
/*
|
|
* AXI-Lite slave interface
|
|
*/
|
|
.s_axil_awaddr(axil_event_queue_manager_awaddr),
|
|
.s_axil_awprot(axil_event_queue_manager_awprot),
|
|
.s_axil_awvalid(axil_event_queue_manager_awvalid),
|
|
.s_axil_awready(axil_event_queue_manager_awready),
|
|
.s_axil_wdata(axil_event_queue_manager_wdata),
|
|
.s_axil_wstrb(axil_event_queue_manager_wstrb),
|
|
.s_axil_wvalid(axil_event_queue_manager_wvalid),
|
|
.s_axil_wready(axil_event_queue_manager_wready),
|
|
.s_axil_bresp(axil_event_queue_manager_bresp),
|
|
.s_axil_bvalid(axil_event_queue_manager_bvalid),
|
|
.s_axil_bready(axil_event_queue_manager_bready),
|
|
.s_axil_araddr(axil_event_queue_manager_araddr),
|
|
.s_axil_arprot(axil_event_queue_manager_arprot),
|
|
.s_axil_arvalid(axil_event_queue_manager_arvalid),
|
|
.s_axil_arready(axil_event_queue_manager_arready),
|
|
.s_axil_rdata(axil_event_queue_manager_rdata),
|
|
.s_axil_rresp(axil_event_queue_manager_rresp),
|
|
.s_axil_rvalid(axil_event_queue_manager_rvalid),
|
|
.s_axil_rready(axil_event_queue_manager_rready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
queue_manager #(
|
|
.ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.OP_TABLE_SIZE(TX_QUEUE_OP_TABLE_SIZE),
|
|
.OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(TX_QUEUE_INDEX_WIDTH),
|
|
.CPL_INDEX_WIDTH(TX_CPL_QUEUE_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.QUEUE_LOG_SIZE_WIDTH(QUEUE_LOG_SIZE_WIDTH),
|
|
.DESC_SIZE(DESC_SIZE),
|
|
.PIPELINE(TX_QUEUE_PIPELINE),
|
|
.AXIL_DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.AXIL_ADDR_WIDTH(AXIL_TX_QM_ADDR_WIDTH),
|
|
.AXIL_STRB_WIDTH(AXIL_STRB_WIDTH)
|
|
)
|
|
tx_queue_manager_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Dequeue request input
|
|
*/
|
|
.s_axis_dequeue_req_queue(tx_desc_dequeue_req_queue),
|
|
.s_axis_dequeue_req_tag(tx_desc_dequeue_req_tag),
|
|
.s_axis_dequeue_req_valid(tx_desc_dequeue_req_valid),
|
|
.s_axis_dequeue_req_ready(tx_desc_dequeue_req_ready),
|
|
|
|
/*
|
|
* Dequeue response output
|
|
*/
|
|
.m_axis_dequeue_resp_queue(tx_desc_dequeue_resp_queue),
|
|
.m_axis_dequeue_resp_ptr(tx_desc_dequeue_resp_ptr),
|
|
.m_axis_dequeue_resp_addr(tx_desc_dequeue_resp_addr),
|
|
.m_axis_dequeue_resp_cpl(tx_desc_dequeue_resp_cpl),
|
|
.m_axis_dequeue_resp_tag(tx_desc_dequeue_resp_tag),
|
|
.m_axis_dequeue_resp_op_tag(tx_desc_dequeue_resp_op_tag),
|
|
.m_axis_dequeue_resp_empty(tx_desc_dequeue_resp_empty),
|
|
.m_axis_dequeue_resp_error(tx_desc_dequeue_resp_error),
|
|
.m_axis_dequeue_resp_valid(tx_desc_dequeue_resp_valid),
|
|
.m_axis_dequeue_resp_ready(tx_desc_dequeue_resp_ready),
|
|
|
|
/*
|
|
* Dequeue commit input
|
|
*/
|
|
.s_axis_dequeue_commit_op_tag(tx_desc_dequeue_commit_op_tag),
|
|
.s_axis_dequeue_commit_valid(tx_desc_dequeue_commit_valid),
|
|
.s_axis_dequeue_commit_ready(tx_desc_dequeue_commit_ready),
|
|
|
|
/*
|
|
* Doorbell output
|
|
*/
|
|
.m_axis_doorbell_queue(tx_doorbell_queue),
|
|
.m_axis_doorbell_valid(tx_doorbell_valid),
|
|
|
|
/*
|
|
* AXI-Lite slave interface
|
|
*/
|
|
.s_axil_awaddr(axil_tx_queue_manager_awaddr),
|
|
.s_axil_awprot(axil_tx_queue_manager_awprot),
|
|
.s_axil_awvalid(axil_tx_queue_manager_awvalid),
|
|
.s_axil_awready(axil_tx_queue_manager_awready),
|
|
.s_axil_wdata(axil_tx_queue_manager_wdata),
|
|
.s_axil_wstrb(axil_tx_queue_manager_wstrb),
|
|
.s_axil_wvalid(axil_tx_queue_manager_wvalid),
|
|
.s_axil_wready(axil_tx_queue_manager_wready),
|
|
.s_axil_bresp(axil_tx_queue_manager_bresp),
|
|
.s_axil_bvalid(axil_tx_queue_manager_bvalid),
|
|
.s_axil_bready(axil_tx_queue_manager_bready),
|
|
.s_axil_araddr(axil_tx_queue_manager_araddr),
|
|
.s_axil_arprot(axil_tx_queue_manager_arprot),
|
|
.s_axil_arvalid(axil_tx_queue_manager_arvalid),
|
|
.s_axil_arready(axil_tx_queue_manager_arready),
|
|
.s_axil_rdata(axil_tx_queue_manager_rdata),
|
|
.s_axil_rresp(axil_tx_queue_manager_rresp),
|
|
.s_axil_rvalid(axil_tx_queue_manager_rvalid),
|
|
.s_axil_rready(axil_tx_queue_manager_rready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
cpl_queue_manager #(
|
|
.ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.OP_TABLE_SIZE(TX_QUEUE_OP_TABLE_SIZE),
|
|
.OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(TX_CPL_QUEUE_INDEX_WIDTH),
|
|
.EVENT_WIDTH(EVENT_QUEUE_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.QUEUE_LOG_SIZE_WIDTH(QUEUE_LOG_SIZE_WIDTH),
|
|
.CPL_SIZE(CPL_SIZE),
|
|
.PIPELINE(TX_CPL_QUEUE_PIPELINE),
|
|
.AXIL_DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.AXIL_ADDR_WIDTH(AXIL_TX_CQM_ADDR_WIDTH),
|
|
.AXIL_STRB_WIDTH(AXIL_STRB_WIDTH)
|
|
)
|
|
tx_cpl_queue_manager_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Enqueue request input
|
|
*/
|
|
.s_axis_enqueue_req_queue(tx_cpl_enqueue_req_queue),
|
|
.s_axis_enqueue_req_tag(tx_cpl_enqueue_req_tag),
|
|
.s_axis_enqueue_req_valid(tx_cpl_enqueue_req_valid),
|
|
.s_axis_enqueue_req_ready(tx_cpl_enqueue_req_ready),
|
|
|
|
/*
|
|
* Enqueue response output
|
|
*/
|
|
.m_axis_enqueue_resp_queue(),
|
|
.m_axis_enqueue_resp_ptr(),
|
|
.m_axis_enqueue_resp_addr(tx_cpl_enqueue_resp_addr),
|
|
.m_axis_enqueue_resp_event(),
|
|
.m_axis_enqueue_resp_tag(tx_cpl_enqueue_resp_tag),
|
|
.m_axis_enqueue_resp_op_tag(tx_cpl_enqueue_resp_op_tag),
|
|
.m_axis_enqueue_resp_full(tx_cpl_enqueue_resp_full),
|
|
.m_axis_enqueue_resp_error(tx_cpl_enqueue_resp_error),
|
|
.m_axis_enqueue_resp_valid(tx_cpl_enqueue_resp_valid),
|
|
.m_axis_enqueue_resp_ready(tx_cpl_enqueue_resp_ready),
|
|
|
|
/*
|
|
* Enqueue commit input
|
|
*/
|
|
.s_axis_enqueue_commit_op_tag(tx_cpl_enqueue_commit_op_tag),
|
|
.s_axis_enqueue_commit_valid(tx_cpl_enqueue_commit_valid),
|
|
.s_axis_enqueue_commit_ready(tx_cpl_enqueue_commit_ready),
|
|
|
|
/*
|
|
* Event output
|
|
*/
|
|
.m_axis_event(tx_event),
|
|
.m_axis_event_source(tx_event_source),
|
|
.m_axis_event_valid(tx_event_valid),
|
|
|
|
/*
|
|
* AXI-Lite slave interface
|
|
*/
|
|
.s_axil_awaddr(axil_tx_cpl_queue_manager_awaddr),
|
|
.s_axil_awprot(axil_tx_cpl_queue_manager_awprot),
|
|
.s_axil_awvalid(axil_tx_cpl_queue_manager_awvalid),
|
|
.s_axil_awready(axil_tx_cpl_queue_manager_awready),
|
|
.s_axil_wdata(axil_tx_cpl_queue_manager_wdata),
|
|
.s_axil_wstrb(axil_tx_cpl_queue_manager_wstrb),
|
|
.s_axil_wvalid(axil_tx_cpl_queue_manager_wvalid),
|
|
.s_axil_wready(axil_tx_cpl_queue_manager_wready),
|
|
.s_axil_bresp(axil_tx_cpl_queue_manager_bresp),
|
|
.s_axil_bvalid(axil_tx_cpl_queue_manager_bvalid),
|
|
.s_axil_bready(axil_tx_cpl_queue_manager_bready),
|
|
.s_axil_araddr(axil_tx_cpl_queue_manager_araddr),
|
|
.s_axil_arprot(axil_tx_cpl_queue_manager_arprot),
|
|
.s_axil_arvalid(axil_tx_cpl_queue_manager_arvalid),
|
|
.s_axil_arready(axil_tx_cpl_queue_manager_arready),
|
|
.s_axil_rdata(axil_tx_cpl_queue_manager_rdata),
|
|
.s_axil_rresp(axil_tx_cpl_queue_manager_rresp),
|
|
.s_axil_rvalid(axil_tx_cpl_queue_manager_rvalid),
|
|
.s_axil_rready(axil_tx_cpl_queue_manager_rready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
queue_manager #(
|
|
.ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.OP_TABLE_SIZE(RX_QUEUE_OP_TABLE_SIZE),
|
|
.OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(RX_QUEUE_INDEX_WIDTH),
|
|
.CPL_INDEX_WIDTH(RX_CPL_QUEUE_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.QUEUE_LOG_SIZE_WIDTH(QUEUE_LOG_SIZE_WIDTH),
|
|
.DESC_SIZE(DESC_SIZE),
|
|
.PIPELINE(RX_QUEUE_PIPELINE),
|
|
.AXIL_DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.AXIL_ADDR_WIDTH(AXIL_RX_QM_ADDR_WIDTH),
|
|
.AXIL_STRB_WIDTH(AXIL_STRB_WIDTH)
|
|
)
|
|
rx_queue_manager_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Dequeue request input
|
|
*/
|
|
.s_axis_dequeue_req_queue(rx_desc_dequeue_req_queue),
|
|
.s_axis_dequeue_req_tag(rx_desc_dequeue_req_tag),
|
|
.s_axis_dequeue_req_valid(rx_desc_dequeue_req_valid),
|
|
.s_axis_dequeue_req_ready(rx_desc_dequeue_req_ready),
|
|
|
|
/*
|
|
* Dequeue response output
|
|
*/
|
|
.m_axis_dequeue_resp_queue(rx_desc_dequeue_resp_queue),
|
|
.m_axis_dequeue_resp_ptr(rx_desc_dequeue_resp_ptr),
|
|
.m_axis_dequeue_resp_addr(rx_desc_dequeue_resp_addr),
|
|
.m_axis_dequeue_resp_cpl(rx_desc_dequeue_resp_cpl),
|
|
.m_axis_dequeue_resp_tag(rx_desc_dequeue_resp_tag),
|
|
.m_axis_dequeue_resp_op_tag(rx_desc_dequeue_resp_op_tag),
|
|
.m_axis_dequeue_resp_empty(rx_desc_dequeue_resp_empty),
|
|
.m_axis_dequeue_resp_error(rx_desc_dequeue_resp_error),
|
|
.m_axis_dequeue_resp_valid(rx_desc_dequeue_resp_valid),
|
|
.m_axis_dequeue_resp_ready(rx_desc_dequeue_resp_ready),
|
|
|
|
/*
|
|
* Dequeue commit input
|
|
*/
|
|
.s_axis_dequeue_commit_op_tag(rx_desc_dequeue_commit_op_tag),
|
|
.s_axis_dequeue_commit_valid(rx_desc_dequeue_commit_valid),
|
|
.s_axis_dequeue_commit_ready(rx_desc_dequeue_commit_ready),
|
|
|
|
/*
|
|
* Doorbell output
|
|
*/
|
|
.m_axis_doorbell_queue(),
|
|
.m_axis_doorbell_valid(),
|
|
|
|
/*
|
|
* AXI-Lite slave interface
|
|
*/
|
|
.s_axil_awaddr(axil_rx_queue_manager_awaddr),
|
|
.s_axil_awprot(axil_rx_queue_manager_awprot),
|
|
.s_axil_awvalid(axil_rx_queue_manager_awvalid),
|
|
.s_axil_awready(axil_rx_queue_manager_awready),
|
|
.s_axil_wdata(axil_rx_queue_manager_wdata),
|
|
.s_axil_wstrb(axil_rx_queue_manager_wstrb),
|
|
.s_axil_wvalid(axil_rx_queue_manager_wvalid),
|
|
.s_axil_wready(axil_rx_queue_manager_wready),
|
|
.s_axil_bresp(axil_rx_queue_manager_bresp),
|
|
.s_axil_bvalid(axil_rx_queue_manager_bvalid),
|
|
.s_axil_bready(axil_rx_queue_manager_bready),
|
|
.s_axil_araddr(axil_rx_queue_manager_araddr),
|
|
.s_axil_arprot(axil_rx_queue_manager_arprot),
|
|
.s_axil_arvalid(axil_rx_queue_manager_arvalid),
|
|
.s_axil_arready(axil_rx_queue_manager_arready),
|
|
.s_axil_rdata(axil_rx_queue_manager_rdata),
|
|
.s_axil_rresp(axil_rx_queue_manager_rresp),
|
|
.s_axil_rvalid(axil_rx_queue_manager_rvalid),
|
|
.s_axil_rready(axil_rx_queue_manager_rready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
cpl_queue_manager #(
|
|
.ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.OP_TABLE_SIZE(RX_QUEUE_OP_TABLE_SIZE),
|
|
.OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(RX_CPL_QUEUE_INDEX_WIDTH),
|
|
.EVENT_WIDTH(EVENT_QUEUE_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.QUEUE_LOG_SIZE_WIDTH(QUEUE_LOG_SIZE_WIDTH),
|
|
.CPL_SIZE(CPL_SIZE),
|
|
.PIPELINE(RX_CPL_QUEUE_PIPELINE),
|
|
.AXIL_DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.AXIL_ADDR_WIDTH(AXIL_RX_CQM_ADDR_WIDTH),
|
|
.AXIL_STRB_WIDTH(AXIL_STRB_WIDTH)
|
|
)
|
|
rx_cpl_queue_manager_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Enqueue request input
|
|
*/
|
|
.s_axis_enqueue_req_queue(rx_cpl_enqueue_req_queue),
|
|
.s_axis_enqueue_req_tag(rx_cpl_enqueue_req_tag),
|
|
.s_axis_enqueue_req_valid(rx_cpl_enqueue_req_valid),
|
|
.s_axis_enqueue_req_ready(rx_cpl_enqueue_req_ready),
|
|
|
|
/*
|
|
* Enqueue response output
|
|
*/
|
|
.m_axis_enqueue_resp_queue(),
|
|
.m_axis_enqueue_resp_ptr(),
|
|
.m_axis_enqueue_resp_addr(rx_cpl_enqueue_resp_addr),
|
|
.m_axis_enqueue_resp_event(),
|
|
.m_axis_enqueue_resp_tag(rx_cpl_enqueue_resp_tag),
|
|
.m_axis_enqueue_resp_op_tag(rx_cpl_enqueue_resp_op_tag),
|
|
.m_axis_enqueue_resp_full(rx_cpl_enqueue_resp_full),
|
|
.m_axis_enqueue_resp_error(rx_cpl_enqueue_resp_error),
|
|
.m_axis_enqueue_resp_valid(rx_cpl_enqueue_resp_valid),
|
|
.m_axis_enqueue_resp_ready(rx_cpl_enqueue_resp_ready),
|
|
|
|
/*
|
|
* Enqueue commit input
|
|
*/
|
|
.s_axis_enqueue_commit_op_tag(rx_cpl_enqueue_commit_op_tag),
|
|
.s_axis_enqueue_commit_valid(rx_cpl_enqueue_commit_valid),
|
|
.s_axis_enqueue_commit_ready(rx_cpl_enqueue_commit_ready),
|
|
|
|
/*
|
|
* Event output
|
|
*/
|
|
.m_axis_event(rx_event),
|
|
.m_axis_event_source(rx_event_source),
|
|
.m_axis_event_valid(rx_event_valid),
|
|
|
|
/*
|
|
* AXI-Lite slave interface
|
|
*/
|
|
.s_axil_awaddr(axil_rx_cpl_queue_manager_awaddr),
|
|
.s_axil_awprot(axil_rx_cpl_queue_manager_awprot),
|
|
.s_axil_awvalid(axil_rx_cpl_queue_manager_awvalid),
|
|
.s_axil_awready(axil_rx_cpl_queue_manager_awready),
|
|
.s_axil_wdata(axil_rx_cpl_queue_manager_wdata),
|
|
.s_axil_wstrb(axil_rx_cpl_queue_manager_wstrb),
|
|
.s_axil_wvalid(axil_rx_cpl_queue_manager_wvalid),
|
|
.s_axil_wready(axil_rx_cpl_queue_manager_wready),
|
|
.s_axil_bresp(axil_rx_cpl_queue_manager_bresp),
|
|
.s_axil_bvalid(axil_rx_cpl_queue_manager_bvalid),
|
|
.s_axil_bready(axil_rx_cpl_queue_manager_bready),
|
|
.s_axil_araddr(axil_rx_cpl_queue_manager_araddr),
|
|
.s_axil_arprot(axil_rx_cpl_queue_manager_arprot),
|
|
.s_axil_arvalid(axil_rx_cpl_queue_manager_arvalid),
|
|
.s_axil_arready(axil_rx_cpl_queue_manager_arready),
|
|
.s_axil_rdata(axil_rx_cpl_queue_manager_rdata),
|
|
.s_axil_rresp(axil_rx_cpl_queue_manager_rresp),
|
|
.s_axil_rvalid(axil_rx_cpl_queue_manager_rvalid),
|
|
.s_axil_rready(axil_rx_cpl_queue_manager_rready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
if (PORTS > 1) begin
|
|
|
|
desc_op_mux #(
|
|
.PORTS(PORTS),
|
|
.SELECT_WIDTH(1),
|
|
.QUEUE_INDEX_WIDTH(QUEUE_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.CPL_QUEUE_INDEX_WIDTH(CPL_QUEUE_INDEX_WIDTH),
|
|
.S_REQ_TAG_WIDTH(PORT_DESC_REQ_TAG_WIDTH),
|
|
.M_REQ_TAG_WIDTH(DESC_REQ_TAG_WIDTH),
|
|
.AXIS_DATA_WIDTH(AXIS_DESC_DATA_WIDTH),
|
|
.AXIS_KEEP_WIDTH(AXIS_DESC_KEEP_WIDTH),
|
|
.ARB_TYPE("ROUND_ROBIN"),
|
|
.LSB_PRIORITY("HIGH")
|
|
)
|
|
desc_op_mux_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Descriptor request output
|
|
*/
|
|
.m_axis_req_sel(desc_req_sel),
|
|
.m_axis_req_queue(desc_req_queue),
|
|
.m_axis_req_tag(desc_req_tag),
|
|
.m_axis_req_valid(desc_req_valid),
|
|
.m_axis_req_ready(desc_req_ready),
|
|
|
|
/*
|
|
* Descriptor request status input
|
|
*/
|
|
.s_axis_req_status_queue(desc_req_status_queue),
|
|
.s_axis_req_status_ptr(desc_req_status_ptr),
|
|
.s_axis_req_status_cpl(desc_req_status_cpl),
|
|
.s_axis_req_status_tag(desc_req_status_tag),
|
|
.s_axis_req_status_empty(desc_req_status_empty),
|
|
.s_axis_req_status_error(desc_req_status_error),
|
|
.s_axis_req_status_valid(desc_req_status_valid),
|
|
|
|
/*
|
|
* Descriptor data input
|
|
*/
|
|
.s_axis_desc_tdata(axis_desc_tdata),
|
|
.s_axis_desc_tkeep(axis_desc_tkeep),
|
|
.s_axis_desc_tvalid(axis_desc_tvalid),
|
|
.s_axis_desc_tready(axis_desc_tready),
|
|
.s_axis_desc_tlast(axis_desc_tlast),
|
|
.s_axis_desc_tid(axis_desc_tid),
|
|
.s_axis_desc_tuser(axis_desc_tuser),
|
|
|
|
/*
|
|
* Descriptor request input
|
|
*/
|
|
.s_axis_req_sel(port_desc_req_sel),
|
|
.s_axis_req_queue(port_desc_req_queue),
|
|
.s_axis_req_tag(port_desc_req_tag),
|
|
.s_axis_req_valid(port_desc_req_valid),
|
|
.s_axis_req_ready(port_desc_req_ready),
|
|
|
|
/*
|
|
* Descriptor request status output
|
|
*/
|
|
.m_axis_req_status_queue(port_desc_req_status_queue),
|
|
.m_axis_req_status_ptr(port_desc_req_status_ptr),
|
|
.m_axis_req_status_cpl(port_desc_req_status_cpl),
|
|
.m_axis_req_status_tag(port_desc_req_status_tag),
|
|
.m_axis_req_status_empty(port_desc_req_status_empty),
|
|
.m_axis_req_status_error(port_desc_req_status_error),
|
|
.m_axis_req_status_valid(port_desc_req_status_valid),
|
|
|
|
/*
|
|
* Descriptor data output
|
|
*/
|
|
.m_axis_desc_tdata(port_axis_desc_tdata),
|
|
.m_axis_desc_tkeep(port_axis_desc_tkeep),
|
|
.m_axis_desc_tvalid(port_axis_desc_tvalid),
|
|
.m_axis_desc_tready(port_axis_desc_tready),
|
|
.m_axis_desc_tlast(port_axis_desc_tlast),
|
|
.m_axis_desc_tid(port_axis_desc_tid),
|
|
.m_axis_desc_tuser(port_axis_desc_tuser)
|
|
);
|
|
|
|
end else begin
|
|
|
|
assign desc_req_sel = port_desc_req_sel;
|
|
assign desc_req_queue = port_desc_req_queue;
|
|
assign desc_req_tag = port_desc_req_tag;
|
|
assign desc_req_valid = port_desc_req_valid;
|
|
assign port_desc_req_ready = desc_req_ready;
|
|
|
|
assign port_desc_req_status_queue = desc_req_status_queue;
|
|
assign port_desc_req_status_ptr = desc_req_status_ptr;
|
|
assign port_desc_req_status_cpl = desc_req_status_cpl;
|
|
assign port_desc_req_status_tag = desc_req_status_tag;
|
|
assign port_desc_req_status_empty = desc_req_status_empty;
|
|
assign port_desc_req_status_error = desc_req_status_error;
|
|
assign port_desc_req_status_valid = desc_req_status_valid;
|
|
|
|
assign port_axis_desc_tdata = axis_desc_tdata;
|
|
assign port_axis_desc_tkeep = axis_desc_tkeep;
|
|
assign port_axis_desc_tvalid = axis_desc_tvalid;
|
|
assign axis_desc_tready = port_axis_desc_tready;
|
|
assign port_axis_desc_tlast = axis_desc_tlast;
|
|
assign port_axis_desc_tid = axis_desc_tid;
|
|
assign port_axis_desc_tuser = axis_desc_tuser;
|
|
|
|
end
|
|
|
|
desc_fetch #(
|
|
.PORTS(2),
|
|
.SELECT_WIDTH(1),
|
|
.SEG_COUNT(SEG_COUNT),
|
|
.SEG_DATA_WIDTH(SEG_DATA_WIDTH),
|
|
.SEG_ADDR_WIDTH(SEG_ADDR_WIDTH),
|
|
.SEG_BE_WIDTH(SEG_BE_WIDTH),
|
|
.RAM_ADDR_WIDTH(RAM_ADDR_WIDTH),
|
|
.RAM_PIPELINE(RAM_PIPELINE),
|
|
.AXIS_DATA_WIDTH(AXIS_DESC_DATA_WIDTH),
|
|
.AXIS_KEEP_WIDTH(AXIS_DESC_KEEP_WIDTH),
|
|
.DMA_ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.DMA_LEN_WIDTH(DMA_LEN_WIDTH),
|
|
.DMA_TAG_WIDTH(DMA_TAG_WIDTH),
|
|
.REQ_TAG_WIDTH(DESC_REQ_TAG_WIDTH),
|
|
.QUEUE_REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.QUEUE_OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(QUEUE_INDEX_WIDTH),
|
|
.CPL_QUEUE_INDEX_WIDTH(CPL_QUEUE_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.DESC_SIZE(DESC_SIZE),
|
|
.DESC_TABLE_SIZE(32)
|
|
)
|
|
desc_fetch_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Descriptor read request input
|
|
*/
|
|
.s_axis_req_sel(desc_req_sel),
|
|
.s_axis_req_queue(desc_req_queue),
|
|
.s_axis_req_tag(desc_req_tag),
|
|
.s_axis_req_valid(desc_req_valid),
|
|
.s_axis_req_ready(desc_req_ready),
|
|
|
|
/*
|
|
* Descriptor read request status output
|
|
*/
|
|
.m_axis_req_status_queue(desc_req_status_queue),
|
|
.m_axis_req_status_ptr(desc_req_status_ptr),
|
|
.m_axis_req_status_cpl(desc_req_status_cpl),
|
|
.m_axis_req_status_tag(desc_req_status_tag),
|
|
.m_axis_req_status_empty(desc_req_status_empty),
|
|
.m_axis_req_status_error(desc_req_status_error),
|
|
.m_axis_req_status_valid(desc_req_status_valid),
|
|
|
|
/*
|
|
* Descriptor data output
|
|
*/
|
|
.m_axis_desc_tdata(axis_desc_tdata),
|
|
.m_axis_desc_tkeep(axis_desc_tkeep),
|
|
.m_axis_desc_tvalid(axis_desc_tvalid),
|
|
.m_axis_desc_tready(axis_desc_tready),
|
|
.m_axis_desc_tlast(axis_desc_tlast),
|
|
.m_axis_desc_tid(axis_desc_tid),
|
|
.m_axis_desc_tuser(axis_desc_tuser),
|
|
|
|
/*
|
|
* Descriptor dequeue request output
|
|
*/
|
|
.m_axis_desc_dequeue_req_queue({rx_desc_dequeue_req_queue, tx_desc_dequeue_req_queue}),
|
|
.m_axis_desc_dequeue_req_tag({rx_desc_dequeue_req_tag, tx_desc_dequeue_req_tag}),
|
|
.m_axis_desc_dequeue_req_valid({rx_desc_dequeue_req_valid, tx_desc_dequeue_req_valid}),
|
|
.m_axis_desc_dequeue_req_ready({rx_desc_dequeue_req_ready, tx_desc_dequeue_req_ready}),
|
|
|
|
/*
|
|
* Descriptor dequeue response input
|
|
*/
|
|
.s_axis_desc_dequeue_resp_queue({rx_desc_dequeue_resp_queue, tx_desc_dequeue_resp_queue}),
|
|
.s_axis_desc_dequeue_resp_ptr({rx_desc_dequeue_resp_ptr, tx_desc_dequeue_resp_ptr}),
|
|
.s_axis_desc_dequeue_resp_addr({rx_desc_dequeue_resp_addr, tx_desc_dequeue_resp_addr}),
|
|
.s_axis_desc_dequeue_resp_cpl({rx_desc_dequeue_resp_cpl, tx_desc_dequeue_resp_cpl}),
|
|
.s_axis_desc_dequeue_resp_tag({rx_desc_dequeue_resp_tag, tx_desc_dequeue_resp_tag}),
|
|
.s_axis_desc_dequeue_resp_op_tag({rx_desc_dequeue_resp_op_tag, tx_desc_dequeue_resp_op_tag}),
|
|
.s_axis_desc_dequeue_resp_empty({rx_desc_dequeue_resp_empty, tx_desc_dequeue_resp_empty}),
|
|
.s_axis_desc_dequeue_resp_error({rx_desc_dequeue_resp_error, tx_desc_dequeue_resp_error}),
|
|
.s_axis_desc_dequeue_resp_valid({rx_desc_dequeue_resp_valid, tx_desc_dequeue_resp_valid}),
|
|
.s_axis_desc_dequeue_resp_ready({rx_desc_dequeue_resp_ready, tx_desc_dequeue_resp_ready}),
|
|
|
|
/*
|
|
* Descriptor dequeue commit output
|
|
*/
|
|
.m_axis_desc_dequeue_commit_op_tag({rx_desc_dequeue_commit_op_tag, tx_desc_dequeue_commit_op_tag}),
|
|
.m_axis_desc_dequeue_commit_valid({rx_desc_dequeue_commit_valid, tx_desc_dequeue_commit_valid}),
|
|
.m_axis_desc_dequeue_commit_ready({rx_desc_dequeue_commit_ready, tx_desc_dequeue_commit_ready}),
|
|
|
|
/*
|
|
* DMA read descriptor output
|
|
*/
|
|
.m_axis_dma_read_desc_dma_addr(m_axis_ctrl_dma_read_desc_dma_addr),
|
|
.m_axis_dma_read_desc_ram_addr(m_axis_ctrl_dma_read_desc_ram_addr),
|
|
.m_axis_dma_read_desc_len(m_axis_ctrl_dma_read_desc_len),
|
|
.m_axis_dma_read_desc_tag(m_axis_ctrl_dma_read_desc_tag),
|
|
.m_axis_dma_read_desc_valid(m_axis_ctrl_dma_read_desc_valid),
|
|
.m_axis_dma_read_desc_ready(m_axis_ctrl_dma_read_desc_ready),
|
|
|
|
/*
|
|
* DMA read descriptor status input
|
|
*/
|
|
.s_axis_dma_read_desc_status_tag(s_axis_ctrl_dma_read_desc_status_tag),
|
|
.s_axis_dma_read_desc_status_valid(s_axis_ctrl_dma_read_desc_status_valid),
|
|
|
|
/*
|
|
* RAM interface
|
|
*/
|
|
.dma_ram_wr_cmd_be(ctrl_dma_ram_wr_cmd_be),
|
|
.dma_ram_wr_cmd_addr(ctrl_dma_ram_wr_cmd_addr),
|
|
.dma_ram_wr_cmd_data(ctrl_dma_ram_wr_cmd_data),
|
|
.dma_ram_wr_cmd_valid(ctrl_dma_ram_wr_cmd_valid),
|
|
.dma_ram_wr_cmd_ready(ctrl_dma_ram_wr_cmd_ready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
assign m_axis_ctrl_dma_read_desc_ram_sel = 0;
|
|
|
|
cpl_op_mux #(
|
|
.PORTS(PORTS+1),
|
|
.SELECT_WIDTH(2),
|
|
.QUEUE_INDEX_WIDTH(QUEUE_INDEX_WIDTH),
|
|
.S_REQ_TAG_WIDTH(PORT_DESC_REQ_TAG_WIDTH),
|
|
.M_REQ_TAG_WIDTH(DESC_REQ_TAG_WIDTH),
|
|
.CPL_SIZE(CPL_SIZE),
|
|
.ARB_TYPE("ROUND_ROBIN"),
|
|
.LSB_PRIORITY("HIGH")
|
|
)
|
|
cpl_op_mux_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Completion request output
|
|
*/
|
|
.m_axis_req_sel(cpl_req_sel),
|
|
.m_axis_req_queue(cpl_req_queue),
|
|
.m_axis_req_tag(cpl_req_tag),
|
|
.m_axis_req_data(cpl_req_data),
|
|
.m_axis_req_valid(cpl_req_valid),
|
|
.m_axis_req_ready(cpl_req_ready),
|
|
|
|
/*
|
|
* Completion request status input
|
|
*/
|
|
.s_axis_req_status_tag(cpl_req_status_tag),
|
|
.s_axis_req_status_full(cpl_req_status_full),
|
|
.s_axis_req_status_error(cpl_req_status_error),
|
|
.s_axis_req_status_valid(cpl_req_status_valid),
|
|
|
|
/*
|
|
* Completion request input
|
|
*/
|
|
.s_axis_req_sel({port_cpl_req_sel, event_cpl_req_sel}),
|
|
.s_axis_req_queue({port_cpl_req_queue, event_cpl_req_queue}),
|
|
.s_axis_req_tag({port_cpl_req_tag, event_cpl_req_tag}),
|
|
.s_axis_req_data({port_cpl_req_data, event_cpl_req_data}),
|
|
.s_axis_req_valid({port_cpl_req_valid, event_cpl_req_valid}),
|
|
.s_axis_req_ready({port_cpl_req_ready, event_cpl_req_ready}),
|
|
|
|
/*
|
|
* Completion response output
|
|
*/
|
|
.m_axis_req_status_tag({port_cpl_req_status_tag, event_cpl_req_status_tag}),
|
|
.m_axis_req_status_full({port_cpl_req_status_full, event_cpl_req_status_full}),
|
|
.m_axis_req_status_error({port_cpl_req_status_error, event_cpl_req_status_error}),
|
|
.m_axis_req_status_valid({port_cpl_req_status_valid, event_cpl_req_status_valid})
|
|
);
|
|
|
|
cpl_write #(
|
|
.PORTS(3),
|
|
.SELECT_WIDTH(2),
|
|
.SEG_COUNT(SEG_COUNT),
|
|
.SEG_DATA_WIDTH(SEG_DATA_WIDTH),
|
|
.SEG_ADDR_WIDTH(SEG_ADDR_WIDTH),
|
|
.SEG_BE_WIDTH(SEG_BE_WIDTH),
|
|
.RAM_PIPELINE(RAM_PIPELINE),
|
|
.RAM_ADDR_WIDTH(RAM_ADDR_WIDTH),
|
|
.DMA_ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.DMA_LEN_WIDTH(DMA_LEN_WIDTH),
|
|
.DMA_TAG_WIDTH(DMA_TAG_WIDTH),
|
|
.REQ_TAG_WIDTH(DESC_REQ_TAG_WIDTH),
|
|
.QUEUE_REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.QUEUE_OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(QUEUE_INDEX_WIDTH),
|
|
.CPL_SIZE(CPL_SIZE),
|
|
.DESC_TABLE_SIZE(32)
|
|
)
|
|
cpl_write_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Completion read request input
|
|
*/
|
|
.s_axis_req_sel(cpl_req_sel),
|
|
.s_axis_req_queue(cpl_req_queue),
|
|
.s_axis_req_tag(cpl_req_tag),
|
|
.s_axis_req_data(cpl_req_data),
|
|
.s_axis_req_valid(cpl_req_valid),
|
|
.s_axis_req_ready(cpl_req_ready),
|
|
|
|
/*
|
|
* Completion read request status output
|
|
*/
|
|
.m_axis_req_status_tag(cpl_req_status_tag),
|
|
.m_axis_req_status_full(cpl_req_status_full),
|
|
.m_axis_req_status_error(cpl_req_status_error),
|
|
.m_axis_req_status_valid(cpl_req_status_valid),
|
|
|
|
/*
|
|
* Completion enqueue request output
|
|
*/
|
|
.m_axis_cpl_enqueue_req_queue({event_enqueue_req_queue, rx_cpl_enqueue_req_queue, tx_cpl_enqueue_req_queue}),
|
|
.m_axis_cpl_enqueue_req_tag({event_enqueue_req_tag, rx_cpl_enqueue_req_tag, tx_cpl_enqueue_req_tag}),
|
|
.m_axis_cpl_enqueue_req_valid({event_enqueue_req_valid, rx_cpl_enqueue_req_valid, tx_cpl_enqueue_req_valid}),
|
|
.m_axis_cpl_enqueue_req_ready({event_enqueue_req_ready, rx_cpl_enqueue_req_ready, tx_cpl_enqueue_req_ready}),
|
|
|
|
/*
|
|
* Completion enqueue response input
|
|
*/
|
|
.s_axis_cpl_enqueue_resp_addr({event_enqueue_resp_addr, rx_cpl_enqueue_resp_addr, tx_cpl_enqueue_resp_addr}),
|
|
.s_axis_cpl_enqueue_resp_tag({event_enqueue_resp_tag, rx_cpl_enqueue_resp_tag, tx_cpl_enqueue_resp_tag}),
|
|
.s_axis_cpl_enqueue_resp_op_tag({event_enqueue_resp_op_tag, rx_cpl_enqueue_resp_op_tag, tx_cpl_enqueue_resp_op_tag}),
|
|
.s_axis_cpl_enqueue_resp_full({event_enqueue_resp_full, rx_cpl_enqueue_resp_full, tx_cpl_enqueue_resp_full}),
|
|
.s_axis_cpl_enqueue_resp_error({event_enqueue_resp_error, rx_cpl_enqueue_resp_error, tx_cpl_enqueue_resp_error}),
|
|
.s_axis_cpl_enqueue_resp_valid({event_enqueue_resp_valid, rx_cpl_enqueue_resp_valid, tx_cpl_enqueue_resp_valid}),
|
|
.s_axis_cpl_enqueue_resp_ready({event_enqueue_resp_ready, rx_cpl_enqueue_resp_ready, tx_cpl_enqueue_resp_ready}),
|
|
|
|
/*
|
|
* Completion enqueue commit output
|
|
*/
|
|
.m_axis_cpl_enqueue_commit_op_tag({event_enqueue_commit_op_tag, rx_cpl_enqueue_commit_op_tag, tx_cpl_enqueue_commit_op_tag}),
|
|
.m_axis_cpl_enqueue_commit_valid({event_enqueue_commit_valid, rx_cpl_enqueue_commit_valid, tx_cpl_enqueue_commit_valid}),
|
|
.m_axis_cpl_enqueue_commit_ready({event_enqueue_commit_ready, rx_cpl_enqueue_commit_ready, tx_cpl_enqueue_commit_ready}),
|
|
|
|
/*
|
|
* DMA write descriptor output
|
|
*/
|
|
.m_axis_dma_write_desc_dma_addr(m_axis_ctrl_dma_write_desc_dma_addr),
|
|
.m_axis_dma_write_desc_ram_addr(m_axis_ctrl_dma_write_desc_ram_addr),
|
|
.m_axis_dma_write_desc_len(m_axis_ctrl_dma_write_desc_len),
|
|
.m_axis_dma_write_desc_tag(m_axis_ctrl_dma_write_desc_tag),
|
|
.m_axis_dma_write_desc_valid(m_axis_ctrl_dma_write_desc_valid),
|
|
.m_axis_dma_write_desc_ready(m_axis_ctrl_dma_write_desc_ready),
|
|
|
|
/*
|
|
* DMA write descriptor status input
|
|
*/
|
|
.s_axis_dma_write_desc_status_tag(s_axis_ctrl_dma_write_desc_status_tag),
|
|
.s_axis_dma_write_desc_status_valid(s_axis_ctrl_dma_write_desc_status_valid),
|
|
|
|
/*
|
|
* RAM interface
|
|
*/
|
|
.dma_ram_rd_cmd_addr(ctrl_dma_ram_rd_cmd_addr),
|
|
.dma_ram_rd_cmd_valid(ctrl_dma_ram_rd_cmd_valid),
|
|
.dma_ram_rd_cmd_ready(ctrl_dma_ram_rd_cmd_ready),
|
|
.dma_ram_rd_resp_data(ctrl_dma_ram_rd_resp_data),
|
|
.dma_ram_rd_resp_valid(ctrl_dma_ram_rd_resp_valid),
|
|
.dma_ram_rd_resp_ready(ctrl_dma_ram_rd_resp_ready),
|
|
|
|
/*
|
|
* Configuration
|
|
*/
|
|
.enable(1'b1)
|
|
);
|
|
|
|
assign m_axis_ctrl_dma_write_desc_ram_sel = 0;
|
|
|
|
if (PORTS > 1) begin
|
|
|
|
dma_if_mux #
|
|
(
|
|
.PORTS(PORTS),
|
|
.SEG_COUNT(SEG_COUNT),
|
|
.SEG_DATA_WIDTH(SEG_DATA_WIDTH),
|
|
.SEG_ADDR_WIDTH(SEG_ADDR_WIDTH),
|
|
.SEG_BE_WIDTH(SEG_BE_WIDTH),
|
|
.S_RAM_SEL_WIDTH(0),
|
|
.M_RAM_SEL_WIDTH(RAM_SEL_WIDTH),
|
|
.RAM_ADDR_WIDTH(RAM_ADDR_WIDTH),
|
|
.DMA_ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.LEN_WIDTH(DMA_LEN_WIDTH),
|
|
.S_TAG_WIDTH(DMA_TAG_WIDTH_INT),
|
|
.M_TAG_WIDTH(DMA_TAG_WIDTH),
|
|
.ARB_TYPE("ROUND_ROBIN"),
|
|
.LSB_PRIORITY("HIGH")
|
|
)
|
|
dma_if_mux_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Read descriptor output (to DMA interface)
|
|
*/
|
|
.m_axis_read_desc_dma_addr(m_axis_data_dma_read_desc_dma_addr),
|
|
.m_axis_read_desc_ram_sel(m_axis_data_dma_read_desc_ram_sel),
|
|
.m_axis_read_desc_ram_addr(m_axis_data_dma_read_desc_ram_addr),
|
|
.m_axis_read_desc_len(m_axis_data_dma_read_desc_len),
|
|
.m_axis_read_desc_tag(m_axis_data_dma_read_desc_tag),
|
|
.m_axis_read_desc_valid(m_axis_data_dma_read_desc_valid),
|
|
.m_axis_read_desc_ready(m_axis_data_dma_read_desc_ready),
|
|
|
|
/*
|
|
* Read descriptor status input (from DMA interface)
|
|
*/
|
|
.s_axis_read_desc_status_tag(s_axis_data_dma_read_desc_status_tag),
|
|
.s_axis_read_desc_status_valid(s_axis_data_dma_read_desc_status_valid),
|
|
|
|
/*
|
|
* Read descriptor input
|
|
*/
|
|
.s_axis_read_desc_dma_addr(port_dma_read_desc_dma_addr),
|
|
.s_axis_read_desc_ram_sel(0),
|
|
.s_axis_read_desc_ram_addr(port_dma_read_desc_ram_addr),
|
|
.s_axis_read_desc_len(port_dma_read_desc_len),
|
|
.s_axis_read_desc_tag(port_dma_read_desc_tag),
|
|
.s_axis_read_desc_valid(port_dma_read_desc_valid),
|
|
.s_axis_read_desc_ready(port_dma_read_desc_ready),
|
|
|
|
/*
|
|
* Read descriptor status output
|
|
*/
|
|
.m_axis_read_desc_status_tag(port_dma_read_desc_status_tag),
|
|
.m_axis_read_desc_status_valid(port_dma_read_desc_status_valid),
|
|
|
|
/*
|
|
* Write descriptor output (to DMA interface)
|
|
*/
|
|
.m_axis_write_desc_dma_addr(m_axis_data_dma_write_desc_dma_addr),
|
|
.m_axis_write_desc_ram_sel(m_axis_data_dma_write_desc_ram_sel),
|
|
.m_axis_write_desc_ram_addr(m_axis_data_dma_write_desc_ram_addr),
|
|
.m_axis_write_desc_len(m_axis_data_dma_write_desc_len),
|
|
.m_axis_write_desc_tag(m_axis_data_dma_write_desc_tag),
|
|
.m_axis_write_desc_valid(m_axis_data_dma_write_desc_valid),
|
|
.m_axis_write_desc_ready(m_axis_data_dma_write_desc_ready),
|
|
|
|
/*
|
|
* Write descriptor status input (from DMA interface)
|
|
*/
|
|
.s_axis_write_desc_status_tag(s_axis_data_dma_write_desc_status_tag),
|
|
.s_axis_write_desc_status_valid(s_axis_data_dma_write_desc_status_valid),
|
|
|
|
/*
|
|
* Write descriptor input
|
|
*/
|
|
.s_axis_write_desc_dma_addr(port_dma_write_desc_dma_addr),
|
|
.s_axis_write_desc_ram_sel(0),
|
|
.s_axis_write_desc_ram_addr(port_dma_write_desc_ram_addr),
|
|
.s_axis_write_desc_len(port_dma_write_desc_len),
|
|
.s_axis_write_desc_tag(port_dma_write_desc_tag),
|
|
.s_axis_write_desc_valid(port_dma_write_desc_valid),
|
|
.s_axis_write_desc_ready(port_dma_write_desc_ready),
|
|
|
|
/*
|
|
* Write descriptor status output
|
|
*/
|
|
.m_axis_write_desc_status_tag(port_dma_write_desc_status_tag),
|
|
.m_axis_write_desc_status_valid(port_dma_write_desc_status_valid),
|
|
|
|
/*
|
|
* RAM interface (from DMA interface)
|
|
*/
|
|
.if_ram_wr_cmd_sel(data_dma_ram_wr_cmd_sel),
|
|
.if_ram_wr_cmd_be(data_dma_ram_wr_cmd_be),
|
|
.if_ram_wr_cmd_addr(data_dma_ram_wr_cmd_addr),
|
|
.if_ram_wr_cmd_data(data_dma_ram_wr_cmd_data),
|
|
.if_ram_wr_cmd_valid(data_dma_ram_wr_cmd_valid),
|
|
.if_ram_wr_cmd_ready(data_dma_ram_wr_cmd_ready),
|
|
.if_ram_rd_cmd_sel(data_dma_ram_rd_cmd_sel),
|
|
.if_ram_rd_cmd_addr(data_dma_ram_rd_cmd_addr),
|
|
.if_ram_rd_cmd_valid(data_dma_ram_rd_cmd_valid),
|
|
.if_ram_rd_cmd_ready(data_dma_ram_rd_cmd_ready),
|
|
.if_ram_rd_resp_data(data_dma_ram_rd_resp_data),
|
|
.if_ram_rd_resp_valid(data_dma_ram_rd_resp_valid),
|
|
.if_ram_rd_resp_ready(data_dma_ram_rd_resp_ready),
|
|
|
|
/*
|
|
* RAM interface
|
|
*/
|
|
.ram_wr_cmd_sel(),
|
|
.ram_wr_cmd_be(port_dma_ram_wr_cmd_be),
|
|
.ram_wr_cmd_addr(port_dma_ram_wr_cmd_addr),
|
|
.ram_wr_cmd_data(port_dma_ram_wr_cmd_data),
|
|
.ram_wr_cmd_valid(port_dma_ram_wr_cmd_valid),
|
|
.ram_wr_cmd_ready(port_dma_ram_wr_cmd_ready),
|
|
.ram_rd_cmd_sel(),
|
|
.ram_rd_cmd_addr(port_dma_ram_rd_cmd_addr),
|
|
.ram_rd_cmd_valid(port_dma_ram_rd_cmd_valid),
|
|
.ram_rd_cmd_ready(port_dma_ram_rd_cmd_ready),
|
|
.ram_rd_resp_data(port_dma_ram_rd_resp_data),
|
|
.ram_rd_resp_valid(port_dma_ram_rd_resp_valid),
|
|
.ram_rd_resp_ready(port_dma_ram_rd_resp_ready)
|
|
);
|
|
|
|
end else begin
|
|
|
|
assign m_axis_data_dma_read_desc_dma_addr = port_dma_read_desc_dma_addr;
|
|
assign m_axis_data_dma_read_desc_ram_sel = 0;
|
|
assign m_axis_data_dma_read_desc_ram_addr = port_dma_read_desc_ram_addr;
|
|
assign m_axis_data_dma_read_desc_len = port_dma_read_desc_len;
|
|
assign m_axis_data_dma_read_desc_tag = port_dma_read_desc_tag;
|
|
assign m_axis_data_dma_read_desc_valid = port_dma_read_desc_valid;
|
|
assign port_dma_read_desc_ready = m_axis_data_dma_read_desc_ready;
|
|
|
|
assign port_dma_read_desc_status_tag = s_axis_data_dma_read_desc_status_tag;
|
|
assign port_dma_read_desc_status_valid = s_axis_data_dma_read_desc_status_valid;
|
|
|
|
assign m_axis_data_dma_write_desc_dma_addr = port_dma_write_desc_dma_addr;
|
|
assign m_axis_data_dma_write_desc_ram_sel = 0;
|
|
assign m_axis_data_dma_write_desc_ram_addr = port_dma_write_desc_ram_addr;
|
|
assign m_axis_data_dma_write_desc_len = port_dma_write_desc_len;
|
|
assign m_axis_data_dma_write_desc_tag = port_dma_write_desc_tag;
|
|
assign m_axis_data_dma_write_desc_valid = port_dma_write_desc_valid;
|
|
assign port_dma_write_desc_ready = m_axis_data_dma_write_desc_ready;
|
|
|
|
assign port_dma_write_desc_status_tag = s_axis_data_dma_write_desc_status_tag;
|
|
assign port_dma_write_desc_status_valid = s_axis_data_dma_write_desc_status_valid;
|
|
|
|
assign port_dma_ram_wr_cmd_be = data_dma_ram_wr_cmd_be;
|
|
assign port_dma_ram_wr_cmd_addr = data_dma_ram_wr_cmd_addr;
|
|
assign port_dma_ram_wr_cmd_data = data_dma_ram_wr_cmd_data;
|
|
assign port_dma_ram_wr_cmd_valid = data_dma_ram_wr_cmd_valid;
|
|
assign data_dma_ram_wr_cmd_ready = port_dma_ram_wr_cmd_ready;
|
|
assign port_dma_ram_rd_cmd_addr = data_dma_ram_rd_cmd_addr;
|
|
assign port_dma_ram_rd_cmd_valid = data_dma_ram_rd_cmd_valid;
|
|
assign data_dma_ram_rd_cmd_ready = port_dma_ram_rd_cmd_ready;
|
|
assign data_dma_ram_rd_resp_data = port_dma_ram_rd_resp_data;
|
|
assign data_dma_ram_rd_resp_valid = port_dma_ram_rd_resp_valid;
|
|
assign port_dma_ram_rd_resp_ready = data_dma_ram_rd_resp_ready;
|
|
|
|
end
|
|
|
|
event_mux #(
|
|
.PORTS(2),
|
|
.QUEUE_INDEX_WIDTH(EVENT_QUEUE_INDEX_WIDTH),
|
|
.EVENT_TYPE_WIDTH(EVENT_TYPE_WIDTH),
|
|
.EVENT_SOURCE_WIDTH(EVENT_SOURCE_WIDTH),
|
|
.ARB_TYPE("ROUND_ROBIN"),
|
|
.LSB_PRIORITY("HIGH")
|
|
)
|
|
event_mux_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Event output
|
|
*/
|
|
.m_axis_event_queue(axis_event_queue),
|
|
.m_axis_event_type(axis_event_type),
|
|
.m_axis_event_source(axis_event_source),
|
|
.m_axis_event_valid(axis_event_valid),
|
|
.m_axis_event_ready(axis_event_ready),
|
|
|
|
/*
|
|
* Event input
|
|
*/
|
|
.s_axis_event_queue({rx_fifo_event, tx_fifo_event}),
|
|
.s_axis_event_type({rx_fifo_event_type, tx_fifo_event_type}),
|
|
.s_axis_event_source({rx_fifo_event_source, tx_fifo_event_source}),
|
|
.s_axis_event_valid({rx_fifo_event_valid, tx_fifo_event_valid}),
|
|
.s_axis_event_ready({rx_fifo_event_ready, tx_fifo_event_ready})
|
|
);
|
|
|
|
assign event_cpl_req_queue = axis_event_queue;
|
|
assign event_cpl_req_tag = 0;
|
|
assign event_cpl_req_data[15:0] = axis_event_type;
|
|
assign event_cpl_req_data[31:16] = axis_event_source;
|
|
assign event_cpl_req_data[255:32] = 0;
|
|
assign event_cpl_req_valid = axis_event_valid;
|
|
assign axis_event_ready = event_cpl_req_ready;
|
|
|
|
axis_fifo #(
|
|
.DEPTH(16),
|
|
.DATA_WIDTH(EVENT_SOURCE_WIDTH+EVENT_TYPE_WIDTH+EVENT_QUEUE_INDEX_WIDTH),
|
|
.KEEP_ENABLE(0),
|
|
.LAST_ENABLE(0),
|
|
.ID_ENABLE(0),
|
|
.DEST_ENABLE(0),
|
|
.USER_ENABLE(0),
|
|
.FRAME_FIFO(0)
|
|
)
|
|
tx_event_fifo (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
// AXI input
|
|
.s_axis_tdata({tx_event_source, tx_event_type, tx_event}),
|
|
.s_axis_tkeep(0),
|
|
.s_axis_tvalid(tx_event_valid),
|
|
.s_axis_tready(),
|
|
.s_axis_tlast(0),
|
|
.s_axis_tid(0),
|
|
.s_axis_tdest(0),
|
|
.s_axis_tuser(0),
|
|
|
|
// AXI output
|
|
.m_axis_tdata({tx_fifo_event_source, tx_fifo_event_type, tx_fifo_event}),
|
|
.m_axis_tkeep(),
|
|
.m_axis_tvalid(tx_fifo_event_valid),
|
|
.m_axis_tready(tx_fifo_event_ready),
|
|
.m_axis_tlast(),
|
|
.m_axis_tid(),
|
|
.m_axis_tdest(),
|
|
.m_axis_tuser(),
|
|
|
|
// Status
|
|
.status_overflow(),
|
|
.status_bad_frame(),
|
|
.status_good_frame()
|
|
);
|
|
|
|
axis_fifo #(
|
|
.DEPTH(16),
|
|
.DATA_WIDTH(EVENT_SOURCE_WIDTH+EVENT_TYPE_WIDTH+EVENT_QUEUE_INDEX_WIDTH),
|
|
.KEEP_ENABLE(0),
|
|
.LAST_ENABLE(0),
|
|
.ID_ENABLE(0),
|
|
.DEST_ENABLE(0),
|
|
.USER_ENABLE(0),
|
|
.FRAME_FIFO(0)
|
|
)
|
|
rx_event_fifo (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
// AXI input
|
|
.s_axis_tdata({rx_event_source, rx_event_type, rx_event}),
|
|
.s_axis_tkeep(0),
|
|
.s_axis_tvalid(rx_event_valid),
|
|
.s_axis_tready(),
|
|
.s_axis_tlast(0),
|
|
.s_axis_tid(0),
|
|
.s_axis_tdest(0),
|
|
.s_axis_tuser(0),
|
|
|
|
// AXI output
|
|
.m_axis_tdata({rx_fifo_event_source, rx_fifo_event_type, rx_fifo_event}),
|
|
.m_axis_tkeep(),
|
|
.m_axis_tvalid(rx_fifo_event_valid),
|
|
.m_axis_tready(rx_fifo_event_ready),
|
|
.m_axis_tlast(),
|
|
.m_axis_tid(),
|
|
.m_axis_tdest(),
|
|
.m_axis_tuser(),
|
|
|
|
// Status
|
|
.status_overflow(),
|
|
.status_bad_frame(),
|
|
.status_good_frame()
|
|
);
|
|
|
|
generate
|
|
genvar n;
|
|
|
|
for (n = 0; n < PORTS; n = n + 1) begin : port
|
|
|
|
assign port_cpl_req_sel[n*2+1 +: 1] = 1'b0;
|
|
|
|
port #(
|
|
.DMA_ADDR_WIDTH(DMA_ADDR_WIDTH),
|
|
.DMA_LEN_WIDTH(DMA_LEN_WIDTH),
|
|
.DMA_TAG_WIDTH(DMA_TAG_WIDTH_INT),
|
|
.REQ_TAG_WIDTH(REQ_TAG_WIDTH),
|
|
.DESC_REQ_TAG_WIDTH(PORT_DESC_REQ_TAG_WIDTH),
|
|
.QUEUE_REQ_TAG_WIDTH(QUEUE_REQ_TAG_WIDTH),
|
|
.QUEUE_OP_TAG_WIDTH(QUEUE_OP_TAG_WIDTH),
|
|
.TX_QUEUE_INDEX_WIDTH(TX_QUEUE_INDEX_WIDTH),
|
|
.RX_QUEUE_INDEX_WIDTH(RX_QUEUE_INDEX_WIDTH),
|
|
.QUEUE_INDEX_WIDTH(QUEUE_INDEX_WIDTH),
|
|
.TX_CPL_QUEUE_INDEX_WIDTH(TX_CPL_QUEUE_INDEX_WIDTH),
|
|
.RX_CPL_QUEUE_INDEX_WIDTH(RX_CPL_QUEUE_INDEX_WIDTH),
|
|
.CPL_QUEUE_INDEX_WIDTH(CPL_QUEUE_INDEX_WIDTH),
|
|
.TX_DESC_TABLE_SIZE(TX_DESC_TABLE_SIZE),
|
|
.TX_PKT_TABLE_SIZE(TX_PKT_TABLE_SIZE),
|
|
.RX_DESC_TABLE_SIZE(RX_DESC_TABLE_SIZE),
|
|
.RX_PKT_TABLE_SIZE(RX_PKT_TABLE_SIZE),
|
|
.TX_SCHEDULER(TX_SCHEDULER),
|
|
.TX_SCHEDULER_OP_TABLE_SIZE(TX_SCHEDULER_OP_TABLE_SIZE),
|
|
.TX_SCHEDULER_PIPELINE(TX_SCHEDULER_PIPELINE),
|
|
.TDMA_INDEX_WIDTH(TDMA_INDEX_WIDTH),
|
|
.QUEUE_PTR_WIDTH(QUEUE_PTR_WIDTH),
|
|
.PTP_TS_ENABLE(PTP_TS_ENABLE),
|
|
.PTP_TS_WIDTH(PTP_TS_WIDTH),
|
|
.TX_CHECKSUM_ENABLE(TX_CHECKSUM_ENABLE),
|
|
.RX_RSS_ENABLE(RX_RSS_ENABLE),
|
|
.RX_HASH_ENABLE(RX_HASH_ENABLE),
|
|
.RX_CHECKSUM_ENABLE(RX_CHECKSUM_ENABLE),
|
|
.AXIL_DATA_WIDTH(AXIL_DATA_WIDTH),
|
|
.AXIL_ADDR_WIDTH(AXIL_PORT_ADDR_WIDTH),
|
|
.AXIL_STRB_WIDTH(AXIL_STRB_WIDTH),
|
|
.SEG_COUNT(SEG_COUNT),
|
|
.SEG_DATA_WIDTH(SEG_DATA_WIDTH),
|
|
.SEG_ADDR_WIDTH(SEG_ADDR_WIDTH),
|
|
.SEG_BE_WIDTH(SEG_BE_WIDTH),
|
|
.RAM_ADDR_WIDTH(RAM_ADDR_WIDTH),
|
|
.RAM_PIPELINE(RAM_PIPELINE),
|
|
.AXIS_DATA_WIDTH(AXIS_DATA_WIDTH),
|
|
.AXIS_KEEP_WIDTH(AXIS_KEEP_WIDTH),
|
|
.MAX_TX_SIZE(MAX_TX_SIZE),
|
|
.MAX_RX_SIZE(MAX_RX_SIZE),
|
|
.DESC_SIZE(DESC_SIZE),
|
|
.CPL_SIZE(CPL_SIZE),
|
|
.AXIS_DESC_DATA_WIDTH(AXIS_DESC_DATA_WIDTH),
|
|
.AXIS_DESC_KEEP_WIDTH(AXIS_DESC_KEEP_WIDTH),
|
|
.TX_RAM_SIZE(TX_RAM_SIZE),
|
|
.RX_RAM_SIZE(RX_RAM_SIZE)
|
|
)
|
|
port_inst (
|
|
.clk(clk),
|
|
.rst(rst),
|
|
|
|
/*
|
|
* Descriptor request output
|
|
*/
|
|
.m_axis_desc_req_sel(port_desc_req_sel[n*1 +: 1]),
|
|
.m_axis_desc_req_queue(port_desc_req_queue[n*QUEUE_INDEX_WIDTH +: QUEUE_INDEX_WIDTH]),
|
|
.m_axis_desc_req_tag(port_desc_req_tag[n*PORT_DESC_REQ_TAG_WIDTH +: PORT_DESC_REQ_TAG_WIDTH]),
|
|
.m_axis_desc_req_valid(port_desc_req_valid[n +: 1]),
|
|
.m_axis_desc_req_ready(port_desc_req_ready[n +: 1]),
|
|
|
|
/*
|
|
* Descriptor response input
|
|
*/
|
|
.s_axis_desc_req_status_queue(port_desc_req_status_queue[n*QUEUE_INDEX_WIDTH +: QUEUE_INDEX_WIDTH]),
|
|
.s_axis_desc_req_status_ptr(port_desc_req_status_ptr[n*QUEUE_PTR_WIDTH +: QUEUE_PTR_WIDTH]),
|
|
.s_axis_desc_req_status_cpl(port_desc_req_status_cpl[n*CPL_QUEUE_INDEX_WIDTH +: CPL_QUEUE_INDEX_WIDTH]),
|
|
.s_axis_desc_req_status_tag(port_desc_req_status_tag[n*PORT_DESC_REQ_TAG_WIDTH +: PORT_DESC_REQ_TAG_WIDTH]),
|
|
.s_axis_desc_req_status_empty(port_desc_req_status_empty[n +: 1]),
|
|
.s_axis_desc_req_status_error(port_desc_req_status_error[n +: 1]),
|
|
.s_axis_desc_req_status_valid(port_desc_req_status_valid[n +: 1]),
|
|
|
|
/*
|
|
* Descriptor data input
|
|
*/
|
|
.s_axis_desc_tdata(port_axis_desc_tdata[n*AXIS_DESC_DATA_WIDTH +: AXIS_DESC_DATA_WIDTH]),
|
|
.s_axis_desc_tkeep(port_axis_desc_tkeep[n*AXIS_DESC_KEEP_WIDTH +: AXIS_DESC_KEEP_WIDTH]),
|
|
.s_axis_desc_tvalid(port_axis_desc_tvalid[n +: 1]),
|
|
.s_axis_desc_tready(port_axis_desc_tready[n +: 1]),
|
|
.s_axis_desc_tlast(port_axis_desc_tlast[n +: 1]),
|
|
.s_axis_desc_tid(port_axis_desc_tid[n*PORT_DESC_REQ_TAG_WIDTH +: PORT_DESC_REQ_TAG_WIDTH]),
|
|
.s_axis_desc_tuser(port_axis_desc_tuser[n +: 1]),
|
|
|
|
/*
|
|
* Completion request output
|
|
*/
|
|
.m_axis_cpl_req_sel(port_cpl_req_sel[n*2 +: 1]),
|
|
.m_axis_cpl_req_queue(port_cpl_req_queue[n*QUEUE_INDEX_WIDTH +: QUEUE_INDEX_WIDTH]),
|
|
.m_axis_cpl_req_tag(port_cpl_req_tag[n*PORT_DESC_REQ_TAG_WIDTH +: PORT_DESC_REQ_TAG_WIDTH]),
|
|
.m_axis_cpl_req_data(port_cpl_req_data[n*CPL_SIZE*8 +: CPL_SIZE*8]),
|
|
.m_axis_cpl_req_valid(port_cpl_req_valid[n +: 1]),
|
|
.m_axis_cpl_req_ready(port_cpl_req_ready[n +: 1]),
|
|
|
|
/*
|
|
* Completion response input
|
|
*/
|
|
.s_axis_cpl_req_status_tag(port_cpl_req_status_tag[n*PORT_DESC_REQ_TAG_WIDTH +: PORT_DESC_REQ_TAG_WIDTH]),
|
|
.s_axis_cpl_req_status_full(port_cpl_req_status_full[n +: 1]),
|
|
.s_axis_cpl_req_status_error(port_cpl_req_status_error[n +: 1]),
|
|
.s_axis_cpl_req_status_valid(port_cpl_req_status_valid[n +: 1]),
|
|
|
|
/*
|
|
* TX doorbell input
|
|
*/
|
|
.s_axis_tx_doorbell_queue(tx_doorbell_queue),
|
|
.s_axis_tx_doorbell_valid(tx_doorbell_valid),
|
|
|
|
/*
|
|
* DMA read descriptor output
|
|
*/
|
|
.m_axis_dma_read_desc_dma_addr(port_dma_read_desc_dma_addr[n*DMA_ADDR_WIDTH +: DMA_ADDR_WIDTH]),
|
|
.m_axis_dma_read_desc_ram_addr(port_dma_read_desc_ram_addr[n*RAM_ADDR_WIDTH +: RAM_ADDR_WIDTH]),
|
|
.m_axis_dma_read_desc_len(port_dma_read_desc_len[n*DMA_LEN_WIDTH +: DMA_LEN_WIDTH]),
|
|
.m_axis_dma_read_desc_tag(port_dma_read_desc_tag[n*DMA_TAG_WIDTH_INT +: DMA_TAG_WIDTH_INT]),
|
|
.m_axis_dma_read_desc_valid(port_dma_read_desc_valid[n +: 1]),
|
|
.m_axis_dma_read_desc_ready(port_dma_read_desc_ready[n +: 1]),
|
|
|
|
/*
|
|
* DMA read descriptor status input
|
|
*/
|
|
.s_axis_dma_read_desc_status_tag(port_dma_read_desc_status_tag[n*DMA_TAG_WIDTH_INT +: DMA_TAG_WIDTH_INT]),
|
|
.s_axis_dma_read_desc_status_valid(port_dma_read_desc_status_valid[n +: 1]),
|
|
|
|
/*
|
|
* DMA write descriptor output
|
|
*/
|
|
.m_axis_dma_write_desc_dma_addr(port_dma_write_desc_dma_addr[n*DMA_ADDR_WIDTH +: DMA_ADDR_WIDTH]),
|
|
.m_axis_dma_write_desc_ram_addr(port_dma_write_desc_ram_addr[n*RAM_ADDR_WIDTH +: RAM_ADDR_WIDTH]),
|
|
.m_axis_dma_write_desc_len(port_dma_write_desc_len[n*DMA_LEN_WIDTH +: DMA_LEN_WIDTH]),
|
|
.m_axis_dma_write_desc_tag(port_dma_write_desc_tag[n*DMA_TAG_WIDTH_INT +: DMA_TAG_WIDTH_INT]),
|
|
.m_axis_dma_write_desc_valid(port_dma_write_desc_valid[n +: 1]),
|
|
.m_axis_dma_write_desc_ready(port_dma_write_desc_ready[n +: 1]),
|
|
|
|
/*
|
|
* DMA write descriptor status input
|
|
*/
|
|
.s_axis_dma_write_desc_status_tag(port_dma_write_desc_status_tag[n*DMA_TAG_WIDTH_INT +: DMA_TAG_WIDTH_INT]),
|
|
.s_axis_dma_write_desc_status_valid(port_dma_write_desc_status_valid[n +: 1]),
|
|
|
|
/*
|
|
* AXI-Lite slave interface
|
|
*/
|
|
.s_axil_awaddr(axil_port_awaddr[n*AXIL_ADDR_WIDTH +: AXIL_ADDR_WIDTH]),
|
|
.s_axil_awprot(axil_port_awprot[n*3 +: 3]),
|
|
.s_axil_awvalid(axil_port_awvalid[n +: 1]),
|
|
.s_axil_awready(axil_port_awready[n +: 1]),
|
|
.s_axil_wdata(axil_port_wdata[n*AXIL_DATA_WIDTH +: AXIL_DATA_WIDTH]),
|
|
.s_axil_wstrb(axil_port_wstrb[n*AXIL_STRB_WIDTH +: AXIL_STRB_WIDTH]),
|
|
.s_axil_wvalid(axil_port_wvalid[n +: 1]),
|
|
.s_axil_wready(axil_port_wready[n +: 1]),
|
|
.s_axil_bresp(axil_port_bresp[n*2 +: 2]),
|
|
.s_axil_bvalid(axil_port_bvalid[n +: 1]),
|
|
.s_axil_bready(axil_port_bready[n +: 1]),
|
|
.s_axil_araddr(axil_port_araddr[n*AXIL_ADDR_WIDTH +: AXIL_ADDR_WIDTH]),
|
|
.s_axil_arprot(axil_port_arprot[n*3 +: 3]),
|
|
.s_axil_arvalid(axil_port_arvalid[n +: 1]),
|
|
.s_axil_arready(axil_port_arready[n +: 1]),
|
|
.s_axil_rdata(axil_port_rdata[n*AXIL_DATA_WIDTH +: AXIL_DATA_WIDTH]),
|
|
.s_axil_rresp(axil_port_rresp[n*2 +: 2]),
|
|
.s_axil_rvalid(axil_port_rvalid[n +: 1]),
|
|
.s_axil_rready(axil_port_rready[n +: 1]),
|
|
|
|
/*
|
|
* RAM interface
|
|
*/
|
|
.dma_ram_wr_cmd_be(port_dma_ram_wr_cmd_be[SEG_COUNT*SEG_BE_WIDTH*n +: SEG_COUNT*SEG_BE_WIDTH]),
|
|
.dma_ram_wr_cmd_addr(port_dma_ram_wr_cmd_addr[SEG_COUNT*SEG_ADDR_WIDTH*n +: SEG_COUNT*SEG_ADDR_WIDTH]),
|
|
.dma_ram_wr_cmd_data(port_dma_ram_wr_cmd_data[SEG_COUNT*SEG_DATA_WIDTH*n +: SEG_COUNT*SEG_DATA_WIDTH]),
|
|
.dma_ram_wr_cmd_valid(port_dma_ram_wr_cmd_valid[SEG_COUNT*n +: SEG_COUNT]),
|
|
.dma_ram_wr_cmd_ready(port_dma_ram_wr_cmd_ready[SEG_COUNT*n +: SEG_COUNT]),
|
|
.dma_ram_rd_cmd_addr(port_dma_ram_rd_cmd_addr[SEG_COUNT*SEG_ADDR_WIDTH*n +: SEG_COUNT*SEG_ADDR_WIDTH]),
|
|
.dma_ram_rd_cmd_valid(port_dma_ram_rd_cmd_valid[SEG_COUNT*n +: SEG_COUNT]),
|
|
.dma_ram_rd_cmd_ready(port_dma_ram_rd_cmd_ready[SEG_COUNT*n +: SEG_COUNT]),
|
|
.dma_ram_rd_resp_data(port_dma_ram_rd_resp_data[SEG_COUNT*SEG_DATA_WIDTH*n +: SEG_COUNT*SEG_DATA_WIDTH]),
|
|
.dma_ram_rd_resp_valid(port_dma_ram_rd_resp_valid[SEG_COUNT*n +: SEG_COUNT]),
|
|
.dma_ram_rd_resp_ready(port_dma_ram_rd_resp_ready[SEG_COUNT*n +: SEG_COUNT]),
|
|
|
|
/*
|
|
* Transmit data output
|
|
*/
|
|
.tx_axis_tdata(tx_axis_tdata[n*AXIS_DATA_WIDTH +: AXIS_DATA_WIDTH]),
|
|
.tx_axis_tkeep(tx_axis_tkeep[n*AXIS_KEEP_WIDTH +: AXIS_KEEP_WIDTH]),
|
|
.tx_axis_tvalid(tx_axis_tvalid[n +: 1]),
|
|
.tx_axis_tready(tx_axis_tready[n +: 1]),
|
|
.tx_axis_tlast(tx_axis_tlast[n +: 1]),
|
|
.tx_axis_tuser(tx_axis_tuser[n +: 1]),
|
|
|
|
/*
|
|
* Transmit timestamp input
|
|
*/
|
|
.s_axis_tx_ptp_ts_96(s_axis_tx_ptp_ts_96[n*PTP_TS_WIDTH +: PTP_TS_WIDTH]),
|
|
.s_axis_tx_ptp_ts_valid(s_axis_tx_ptp_ts_valid[n +: 1]),
|
|
.s_axis_tx_ptp_ts_ready(s_axis_tx_ptp_ts_ready[n +: 1]),
|
|
|
|
/*
|
|
* Receive data input
|
|
*/
|
|
.rx_axis_tdata(rx_axis_tdata[n*AXIS_DATA_WIDTH +: AXIS_DATA_WIDTH]),
|
|
.rx_axis_tkeep(rx_axis_tkeep[n*AXIS_KEEP_WIDTH +: AXIS_KEEP_WIDTH]),
|
|
.rx_axis_tvalid(rx_axis_tvalid[n +: 1]),
|
|
.rx_axis_tready(rx_axis_tready[n +: 1]),
|
|
.rx_axis_tlast(rx_axis_tlast[n +: 1]),
|
|
.rx_axis_tuser(rx_axis_tuser[n +: 1]),
|
|
|
|
/*
|
|
* Receive timestamp input
|
|
*/
|
|
.s_axis_rx_ptp_ts_96(s_axis_rx_ptp_ts_96[n*PTP_TS_WIDTH +: PTP_TS_WIDTH]),
|
|
.s_axis_rx_ptp_ts_valid(s_axis_rx_ptp_ts_valid[n +: 1]),
|
|
.s_axis_rx_ptp_ts_ready(s_axis_rx_ptp_ts_ready[n +: 1]),
|
|
|
|
/*
|
|
* PTP clock
|
|
*/
|
|
.ptp_ts_96(ptp_ts_96),
|
|
.ptp_ts_step(ptp_ts_step)
|
|
);
|
|
|
|
end
|
|
|
|
endgenerate
|
|
|
|
endmodule
|