module test_pcie_us_axi_dma_256;

// Parameters
parameter AXIS_PCIE_DATA_WIDTH = 256;
parameter AXIS_PCIE_KEEP_WIDTH = (AXIS_PCIE_DATA_WIDTH/32);
parameter AXIS_PCIE_RC_USER_WIDTH = 75;
parameter AXIS_PCIE_RQ_USER_WIDTH = 60;
parameter RQ_SEQ_NUM_WIDTH = AXIS_PCIE_RQ_USER_WIDTH == 60 ? 4 : 6;
parameter RQ_SEQ_NUM_ENABLE = 1;
parameter AXI_DATA_WIDTH = AXIS_PCIE_DATA_WIDTH;
parameter AXI_ADDR_WIDTH = 64;
parameter AXI_STRB_WIDTH = (AXI_DATA_WIDTH/8);
parameter AXI_ID_WIDTH = 8;
parameter AXI_MAX_BURST_LEN = 256;
parameter PCIE_ADDR_WIDTH = 64;
parameter PCIE_TAG_COUNT = AXIS_PCIE_RQ_USER_WIDTH == 60 ? 64 : 256;
parameter PCIE_TAG_WIDTH = $clog2(PCIE_TAG_COUNT);
parameter PCIE_EXT_TAG_ENABLE = 1;
parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8;
parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter READ_TX_FC_ENABLE = 1;
parameter WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter WRITE_TX_FC_ENABLE = 1;

// Inputs
reg clk = 0;
reg rst = 0;
reg [7:0] current_test = 0;

reg [AXIS_PCIE_DATA_WIDTH-1:0] s_axis_rc_tdata = 0;
reg [AXIS_PCIE_KEEP_WIDTH-1:0] s_axis_rc_tkeep = 0;
reg s_axis_rc_tvalid = 0;
reg s_axis_rc_tlast = 0;
reg [AXIS_PCIE_RC_USER_WIDTH-1:0] s_axis_rc_tuser = 0;
reg m_axis_rq_tready = 0;
reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_0 = 0;
reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [7:0] pcie_tx_fc_ph_av = 0;
reg [11:0] pcie_tx_fc_pd_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0;
reg [AXI_ADDR_WIDTH-1:0] s_axis_read_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0;
reg [TAG_WIDTH-1:0] s_axis_read_desc_tag = 0;
reg s_axis_read_desc_valid = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_write_desc_pcie_addr = 0;
reg [AXI_ADDR_WIDTH-1:0] s_axis_write_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0;
reg [TAG_WIDTH-1:0] s_axis_write_desc_tag = 0;
reg s_axis_write_desc_valid = 0;
reg m_axi_awready = 0;
reg m_axi_wready = 0;
reg [AXI_ID_WIDTH-1:0] m_axi_bid = 0;
reg [1:0] m_axi_bresp = 0;
reg m_axi_bvalid = 0;
reg m_axi_arready = 0;
reg [AXI_ID_WIDTH-1:0] m_axi_rid = 0;
reg [AXI_DATA_WIDTH-1:0] m_axi_rdata = 0;
reg [1:0] m_axi_rresp = 0;
reg m_axi_rlast = 0;
reg m_axi_rvalid = 0;
reg read_enable = 0;
reg write_enable = 0;
reg ext_tag_enable = 0;
reg [15:0] requester_id = 0;
reg requester_id_enable = 0;
reg [2:0] max_read_request_size = 0;
reg [2:0] max_payload_size = 0;

// Outputs
wire s_axis_rc_tready;
wire [AXIS_PCIE_DATA_WIDTH-1:0] m_axis_rq_tdata;
wire [AXIS_PCIE_KEEP_WIDTH-1:0] m_axis_rq_tkeep;
wire m_axis_rq_tvalid;
wire m_axis_rq_tlast;
wire [AXIS_PCIE_RQ_USER_WIDTH-1:0] m_axis_rq_tuser;
wire s_axis_read_desc_ready;
wire [TAG_WIDTH-1:0] m_axis_read_desc_status_tag;
wire m_axis_read_desc_status_valid;
wire s_axis_write_desc_ready;
wire [TAG_WIDTH-1:0] m_axis_write_desc_status_tag;
wire m_axis_write_desc_status_valid;
wire [AXI_ID_WIDTH-1:0] m_axi_awid;
wire [AXI_ADDR_WIDTH-1:0] m_axi_awaddr;
wire [7:0] m_axi_awlen;
wire [2:0] m_axi_awsize;
wire [1:0] m_axi_awburst;
wire m_axi_awlock;
wire [3:0] m_axi_awcache;
wire [2:0] m_axi_awprot;
wire m_axi_awvalid;
wire [AXI_DATA_WIDTH-1:0] m_axi_wdata;
wire [AXI_STRB_WIDTH-1:0] m_axi_wstrb;
wire m_axi_wlast;
wire m_axi_wvalid;
wire m_axi_bready;
wire [AXI_ID_WIDTH-1:0] m_axi_arid;
wire [AXI_ADDR_WIDTH-1:0] m_axi_araddr;
wire [7:0] m_axi_arlen;
wire [2:0] m_axi_arsize;
wire [1:0] m_axi_arburst;
wire m_axi_arlock;
wire [3:0] m_axi_arcache;
wire [2:0] m_axi_arprot;
wire m_axi_arvalid;
wire m_axi_rready;
wire status_error_cor;
wire status_error_uncor;

initial begin
    // myhdl integration
    $from_myhdl(
        clk,
        rst,
        current_test,
        s_axis_rc_tdata,
        s_axis_rc_tkeep,
        s_axis_rc_tvalid,
        s_axis_rc_tlast,
        s_axis_rc_tuser,
        m_axis_rq_tready,
        s_axis_rq_seq_num_0,
        s_axis_rq_seq_num_valid_0,
        s_axis_rq_seq_num_1,
        s_axis_rq_seq_num_valid_1,
        pcie_tx_fc_nph_av,
        pcie_tx_fc_ph_av,
        pcie_tx_fc_pd_av,
        s_axis_read_desc_pcie_addr,
        s_axis_read_desc_axi_addr,
        s_axis_read_desc_len,
        s_axis_read_desc_tag,
        s_axis_read_desc_valid,
        s_axis_write_desc_pcie_addr,
        s_axis_write_desc_axi_addr,
        s_axis_write_desc_len,
        s_axis_write_desc_tag,
        s_axis_write_desc_valid,
        m_axi_awready,
        m_axi_wready,
        m_axi_bid,
        m_axi_bresp,
        m_axi_bvalid,
        m_axi_arready,
        m_axi_rid,
        m_axi_rdata,
        m_axi_rresp,
        m_axi_rlast,
        m_axi_rvalid,
        read_enable,
        write_enable,
        ext_tag_enable,
        requester_id,
        requester_id_enable,
        max_read_request_size,
        max_payload_size
    );
    $to_myhdl(
        s_axis_rc_tready,
        m_axis_rq_tdata,
        m_axis_rq_tkeep,
        m_axis_rq_tvalid,
        m_axis_rq_tlast,
        m_axis_rq_tuser,
        s_axis_read_desc_ready,
        m_axis_read_desc_status_tag,
        m_axis_read_desc_status_valid,
        s_axis_write_desc_ready,
        m_axis_write_desc_status_tag,
        m_axis_write_desc_status_valid,
        m_axi_awid,
        m_axi_awaddr,
        m_axi_awlen,
        m_axi_awsize,
        m_axi_awburst,
        m_axi_awlock,
        m_axi_awcache,
        m_axi_awprot,
        m_axi_awvalid,
        m_axi_wdata,
        m_axi_wstrb,
        m_axi_wlast,
        m_axi_wvalid,
        m_axi_bready,
        m_axi_arid,
        m_axi_araddr,
        m_axi_arlen,
        m_axi_arsize,
        m_axi_arburst,
        m_axi_arlock,
        m_axi_arcache,
        m_axi_arprot,
        m_axi_arvalid,
        m_axi_rready,
        status_error_cor,
        status_error_uncor
    );

    // dump file
    $dumpfile("test_pcie_us_axi_dma_256.lxt");
    $dumpvars(0, test_pcie_us_axi_dma_256);
end

pcie_us_axi_dma #(
    .AXIS_PCIE_DATA_WIDTH(AXIS_PCIE_DATA_WIDTH),
    .AXIS_PCIE_KEEP_WIDTH(AXIS_PCIE_KEEP_WIDTH),
    .AXIS_PCIE_RC_USER_WIDTH(AXIS_PCIE_RC_USER_WIDTH),
    .AXIS_PCIE_RQ_USER_WIDTH(AXIS_PCIE_RQ_USER_WIDTH),
    .RQ_SEQ_NUM_WIDTH(RQ_SEQ_NUM_WIDTH),
    .RQ_SEQ_NUM_ENABLE(RQ_SEQ_NUM_ENABLE),
    .AXI_DATA_WIDTH(AXI_DATA_WIDTH),
    .AXI_ADDR_WIDTH(AXI_ADDR_WIDTH),
    .AXI_STRB_WIDTH(AXI_STRB_WIDTH),
    .AXI_ID_WIDTH(AXI_ID_WIDTH),
    .AXI_MAX_BURST_LEN(AXI_MAX_BURST_LEN),
    .PCIE_ADDR_WIDTH(PCIE_ADDR_WIDTH),
    .PCIE_TAG_WIDTH(PCIE_TAG_WIDTH),
    .PCIE_TAG_COUNT(PCIE_TAG_COUNT),
    .PCIE_EXT_TAG_ENABLE(PCIE_EXT_TAG_ENABLE),
    .LEN_WIDTH(LEN_WIDTH),
    .TAG_WIDTH(TAG_WIDTH),
    .READ_OP_TABLE_SIZE(READ_OP_TABLE_SIZE),
    .READ_TX_LIMIT(READ_TX_LIMIT),
    .READ_TX_FC_ENABLE(READ_TX_FC_ENABLE),
    .WRITE_OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE),
    .WRITE_TX_LIMIT(WRITE_TX_LIMIT),
    .WRITE_TX_FC_ENABLE(WRITE_TX_FC_ENABLE)
)
UUT (
    .clk(clk),
    .rst(rst),
    .s_axis_rc_tdata(s_axis_rc_tdata),
    .s_axis_rc_tkeep(s_axis_rc_tkeep),
    .s_axis_rc_tvalid(s_axis_rc_tvalid),
    .s_axis_rc_tready(s_axis_rc_tready),
    .s_axis_rc_tlast(s_axis_rc_tlast),
    .s_axis_rc_tuser(s_axis_rc_tuser),
    .m_axis_rq_tdata(m_axis_rq_tdata),
    .m_axis_rq_tkeep(m_axis_rq_tkeep),
    .m_axis_rq_tvalid(m_axis_rq_tvalid),
    .m_axis_rq_tready(m_axis_rq_tready),
    .m_axis_rq_tlast(m_axis_rq_tlast),
    .m_axis_rq_tuser(m_axis_rq_tuser),
    .s_axis_rq_seq_num_0(s_axis_rq_seq_num_0),
    .s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_0),
    .s_axis_rq_seq_num_1(s_axis_rq_seq_num_1),
    .s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_1),
    .pcie_tx_fc_nph_av(pcie_tx_fc_nph_av),
    .pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
    .pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
    .s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr),
    .s_axis_read_desc_axi_addr(s_axis_read_desc_axi_addr),
    .s_axis_read_desc_len(s_axis_read_desc_len),
    .s_axis_read_desc_tag(s_axis_read_desc_tag),
    .s_axis_read_desc_valid(s_axis_read_desc_valid),
    .s_axis_read_desc_ready(s_axis_read_desc_ready),
    .m_axis_read_desc_status_tag(m_axis_read_desc_status_tag),
    .m_axis_read_desc_status_valid(m_axis_read_desc_status_valid),
    .s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr),
    .s_axis_write_desc_axi_addr(s_axis_write_desc_axi_addr),
    .s_axis_write_desc_len(s_axis_write_desc_len),
    .s_axis_write_desc_tag(s_axis_write_desc_tag),
    .s_axis_write_desc_valid(s_axis_write_desc_valid),
    .s_axis_write_desc_ready(s_axis_write_desc_ready),
    .m_axis_write_desc_status_tag(m_axis_write_desc_status_tag),
    .m_axis_write_desc_status_valid(m_axis_write_desc_status_valid),
    .m_axi_awid(m_axi_awid),
    .m_axi_awaddr(m_axi_awaddr),
    .m_axi_awlen(m_axi_awlen),
    .m_axi_awsize(m_axi_awsize),
    .m_axi_awburst(m_axi_awburst),
    .m_axi_awlock(m_axi_awlock),
    .m_axi_awcache(m_axi_awcache),
    .m_axi_awprot(m_axi_awprot),
    .m_axi_awvalid(m_axi_awvalid),
    .m_axi_awready(m_axi_awready),
    .m_axi_wdata(m_axi_wdata),
    .m_axi_wstrb(m_axi_wstrb),
    .m_axi_wlast(m_axi_wlast),
    .m_axi_wvalid(m_axi_wvalid),
    .m_axi_wready(m_axi_wready),
    .m_axi_bid(m_axi_bid),
    .m_axi_bresp(m_axi_bresp),
    .m_axi_bvalid(m_axi_bvalid),
    .m_axi_bready(m_axi_bready),
    .m_axi_arid(m_axi_arid),
    .m_axi_araddr(m_axi_araddr),
    .m_axi_arlen(m_axi_arlen),
    .m_axi_arsize(m_axi_arsize),
    .m_axi_arburst(m_axi_arburst),
    .m_axi_arlock(m_axi_arlock),
    .m_axi_arcache(m_axi_arcache),
    .m_axi_arprot(m_axi_arprot),
    .m_axi_arvalid(m_axi_arvalid),
    .m_axi_arready(m_axi_arready),
    .m_axi_rid(m_axi_rid),
    .m_axi_rdata(m_axi_rdata),
    .m_axi_rresp(m_axi_rresp),
    .m_axi_rlast(m_axi_rlast),
    .m_axi_rvalid(m_axi_rvalid),
    .m_axi_rready(m_axi_rready),
    .read_enable(read_enable),
    .write_enable(write_enable),
    .ext_tag_enable(ext_tag_enable),
    .requester_id(requester_id),
    .requester_id_enable(requester_id_enable),
    .max_read_request_size(max_read_request_size),
    .max_payload_size(max_payload_size),
    .status_error_cor(status_error_cor),
    .status_error_uncor(status_error_uncor)
);

endmodule