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Add credit-based flow control to DMA cores

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This commit is contained in:
Alex Forencich 2019-12-06 23:24:36 -08:00
parent 00858212c6
commit 7567db1818
42 changed files with 503 additions and 36 deletions
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30
rtl/dma_if_pcie_us.v
View File

@ -71,10 +71,14 @@ module dma_if_pcie_us #
parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT, parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT,
// In-flight transmit limit (read) // In-flight transmit limit (read)
parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1), parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control (read)
parameter READ_TX_FC_ENABLE = 0,
// Operation table size (write) // Operation table size (write)
parameter WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1), parameter WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1),
// In-flight transmit limit (write) // In-flight transmit limit (write)
parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control (write)
parameter WRITE_TX_FC_ENABLE = 0
) )
( (
input wire clk, input wire clk,
@ -108,6 +112,13 @@ module dma_if_pcie_us #
input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1, input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1,
input wire s_axis_rq_seq_num_valid_1, input wire s_axis_rq_seq_num_valid_1,
/*
* Transmit flow control
*/
input wire [7:0] pcie_tx_fc_nph_av,
input wire [7:0] pcie_tx_fc_ph_av,
input wire [11:0] pcie_tx_fc_pd_av,
/* /*
* AXI read descriptor input * AXI read descriptor input
*/ */
@ -209,7 +220,8 @@ dma_if_pcie_us_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(READ_OP_TABLE_SIZE), .OP_TABLE_SIZE(READ_OP_TABLE_SIZE),
.TX_LIMIT(READ_TX_LIMIT) .TX_LIMIT(READ_TX_LIMIT),
.TX_FC_ENABLE(READ_TX_FC_ENABLE)
) )
dma_if_pcie_us_rd_inst ( dma_if_pcie_us_rd_inst (
.clk(clk), .clk(clk),
@ -243,6 +255,11 @@ dma_if_pcie_us_rd_inst (
.s_axis_rq_seq_num_1(axis_rq_seq_num_read_1), .s_axis_rq_seq_num_1(axis_rq_seq_num_read_1),
.s_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1), .s_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1),
/*
* Transmit flow control
*/
.pcie_tx_fc_nph_av(pcie_tx_fc_nph_av),
/* /*
* AXI read descriptor input * AXI read descriptor input
*/ */
@ -302,7 +319,8 @@ dma_if_pcie_us_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE), .OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE),
.TX_LIMIT(WRITE_TX_LIMIT) .TX_LIMIT(WRITE_TX_LIMIT),
.TX_FC_ENABLE(WRITE_TX_FC_ENABLE)
) )
dma_if_pcie_us_wr_inst ( dma_if_pcie_us_wr_inst (
.clk(clk), .clk(clk),
@ -344,6 +362,12 @@ dma_if_pcie_us_wr_inst (
.m_axis_rq_seq_num_1(axis_rq_seq_num_read_1), .m_axis_rq_seq_num_1(axis_rq_seq_num_read_1),
.m_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1), .m_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1),
/*
* Transmit flow control
*/
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
/* /*
* AXI write descriptor input * AXI write descriptor input
*/ */

15
rtl/dma_if_pcie_us_rd.v
View File

@ -70,7 +70,9 @@ module dma_if_pcie_us_rd #
// Operation table size // Operation table size
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT, parameter OP_TABLE_SIZE = PCIE_TAG_COUNT,
// In-flight transmit limit // In-flight transmit limit
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control
parameter TX_FC_ENABLE = 0
) )
( (
input wire clk, input wire clk,
@ -104,6 +106,11 @@ module dma_if_pcie_us_rd #
input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1, input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1,
input wire s_axis_rq_seq_num_valid_1, input wire s_axis_rq_seq_num_valid_1,
/*
* Transmit flow control
*/
input wire [7:0] pcie_tx_fc_nph_av,
/* /*
* AXI read descriptor input * AXI read descriptor input
*/ */
@ -346,6 +353,8 @@ reg tag_table_we_tlp_reg = 1'b0, tag_table_we_tlp_next;
reg [10:0] max_read_request_size_dw_reg = 11'd0; reg [10:0] max_read_request_size_dw_reg = 11'd0;
reg have_credit_reg = 1'b0;
reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}}; reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}};
reg active_tx_count_av_reg = 1'b1; reg active_tx_count_av_reg = 1'b1;
reg inc_active_tx; reg inc_active_tx;
@ -590,7 +599,7 @@ always @* begin
end end
end end
REQ_STATE_START: begin REQ_STATE_START: begin
if (m_axis_rq_tready_int_reg && !tlp_cmd_valid_reg && new_tag_valid && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin if (m_axis_rq_tready_int_reg && !tlp_cmd_valid_reg && new_tag_valid && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
if (req_op_count_reg <= {max_read_request_size_dw_reg, 2'b00}-req_pcie_addr_reg[1:0]) begin if (req_op_count_reg <= {max_read_request_size_dw_reg, 2'b00}-req_pcie_addr_reg[1:0]) begin
// packet smaller than max read request size // packet smaller than max read request size
if (req_pcie_addr_reg[12] != req_pcie_addr_plus_op_count[12]) begin if (req_pcie_addr_reg[12] != req_pcie_addr_plus_op_count[12]) begin
@ -1215,6 +1224,8 @@ always @(posedge clk) begin
max_read_request_size_dw_reg <= 11'd32 << (max_read_request_size > 5 ? 5 : max_read_request_size); max_read_request_size_dw_reg <= 11'd32 << (max_read_request_size > 5 ? 5 : max_read_request_size);
have_credit_reg <= pcie_tx_fc_nph_av > 4;
if (active_tx_count_reg < TX_LIMIT && inc_active_tx && !s_axis_rq_seq_num_valid_0 && !s_axis_rq_seq_num_valid_1) begin if (active_tx_count_reg < TX_LIMIT && inc_active_tx && !s_axis_rq_seq_num_valid_0 && !s_axis_rq_seq_num_valid_1) begin
// inc by 1 // inc by 1
active_tx_count_reg <= active_tx_count_reg + 1; active_tx_count_reg <= active_tx_count_reg + 1;

20
rtl/dma_if_pcie_us_wr.v
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@ -62,7 +62,9 @@ module dma_if_pcie_us_wr #
// Operation table size // Operation table size
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1), parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1),
// In-flight transmit limit // In-flight transmit limit
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control
parameter TX_FC_ENABLE = 0
) )
( (
input wire clk, input wire clk,
@ -104,6 +106,12 @@ module dma_if_pcie_us_wr #
output wire [RQ_SEQ_NUM_WIDTH-1:0] m_axis_rq_seq_num_1, output wire [RQ_SEQ_NUM_WIDTH-1:0] m_axis_rq_seq_num_1,
output wire m_axis_rq_seq_num_valid_1, output wire m_axis_rq_seq_num_valid_1,
/*
* Transmit flow control
*/
input wire [7:0] pcie_tx_fc_ph_av,
input wire [11:0] pcie_tx_fc_pd_av,
/* /*
* AXI write descriptor input * AXI write descriptor input
*/ */
@ -313,6 +321,8 @@ wire mask_fifo_full = mask_fifo_wr_ptr_reg == (mask_fifo_rd_ptr_reg ^ (1 << MASK
reg [10:0] max_payload_size_dw_reg = 11'd0; reg [10:0] max_payload_size_dw_reg = 11'd0;
reg have_credit_reg = 1'b0;
reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}}; reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}};
reg active_tx_count_av_reg = 1'b1; reg active_tx_count_av_reg = 1'b1;
reg inc_active_tx; reg inc_active_tx;
@ -756,7 +766,7 @@ always @* begin
end else begin end else begin
tlp_state_next = TLP_STATE_PASSTHROUGH; tlp_state_next = TLP_STATE_PASSTHROUGH;
end end
end else if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin end else if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
s_axis_rq_tready_next = 1'b0; s_axis_rq_tready_next = 1'b0;
op_table_tx_start_en = 1'b1; op_table_tx_start_en = 1'b1;
tlp_state_next = TLP_STATE_HEADER_1; tlp_state_next = TLP_STATE_HEADER_1;
@ -805,7 +815,7 @@ always @* begin
last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
op_table_tx_start_en = 1'b1; op_table_tx_start_en = 1'b1;
tlp_state_next = TLP_STATE_HEADER_1; tlp_state_next = TLP_STATE_HEADER_1;
end else begin end else begin
@ -894,7 +904,7 @@ always @* begin
last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
op_table_tx_start_en = 1'b1; op_table_tx_start_en = 1'b1;
tlp_state_next = TLP_STATE_HEADER_1; tlp_state_next = TLP_STATE_HEADER_1;
end else begin end else begin
@ -1001,6 +1011,8 @@ always @(posedge clk) begin
max_payload_size_dw_reg <= 11'd32 << (max_payload_size > 5 ? 5 : max_payload_size); max_payload_size_dw_reg <= 11'd32 << (max_payload_size > 5 ? 5 : max_payload_size);
have_credit_reg <= (pcie_tx_fc_ph_av > 4) && (pcie_tx_fc_pd_av > (max_payload_size_dw_reg >> 1));
if (active_tx_count_reg < TX_LIMIT && inc_active_tx && !axis_rq_seq_num_valid_0_int && !axis_rq_seq_num_valid_1_int) begin if (active_tx_count_reg < TX_LIMIT && inc_active_tx && !axis_rq_seq_num_valid_0_int && !axis_rq_seq_num_valid_1_int) begin
// inc by 1 // inc by 1
active_tx_count_reg <= active_tx_count_reg + 1; active_tx_count_reg <= active_tx_count_reg + 1;

30
rtl/pcie_us_axi_dma.v
View File

@ -69,10 +69,14 @@ module pcie_us_axi_dma #
parameter READ_OP_TABLE_SIZE = 2**(AXI_ID_WIDTH < PCIE_TAG_WIDTH ? AXI_ID_WIDTH : PCIE_TAG_WIDTH), parameter READ_OP_TABLE_SIZE = 2**(AXI_ID_WIDTH < PCIE_TAG_WIDTH ? AXI_ID_WIDTH : PCIE_TAG_WIDTH),
// In-flight transmit limit (read) // In-flight transmit limit (read)
parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1), parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control (read)
parameter READ_TX_FC_ENABLE = 0,
// Operation table size (write) // Operation table size (write)
parameter WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1), parameter WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1),
// In-flight transmit limit (write) // In-flight transmit limit (write)
parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control (write)
parameter WRITE_TX_FC_ENABLE = 0
) )
( (
input wire clk, input wire clk,
@ -106,6 +110,13 @@ module pcie_us_axi_dma #
input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1, input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1,
input wire s_axis_rq_seq_num_valid_1, input wire s_axis_rq_seq_num_valid_1,
/*
* Transmit flow control
*/
input wire [7:0] pcie_tx_fc_nph_av,
input wire [7:0] pcie_tx_fc_ph_av,
input wire [11:0] pcie_tx_fc_pd_av,
/* /*
* AXI read descriptor input * AXI read descriptor input
*/ */
@ -226,7 +237,8 @@ pcie_us_axi_dma_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(READ_OP_TABLE_SIZE), .OP_TABLE_SIZE(READ_OP_TABLE_SIZE),
.TX_LIMIT(READ_TX_LIMIT) .TX_LIMIT(READ_TX_LIMIT),
.TX_FC_ENABLE(READ_TX_FC_ENABLE)
) )
pcie_us_axi_dma_rd_inst ( pcie_us_axi_dma_rd_inst (
.clk(clk), .clk(clk),
@ -260,6 +272,11 @@ pcie_us_axi_dma_rd_inst (
.s_axis_rq_seq_num_1(axis_rq_seq_num_read_1), .s_axis_rq_seq_num_1(axis_rq_seq_num_read_1),
.s_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1), .s_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1),
/*
* Transmit flow control
*/
.pcie_tx_fc_nph_av(pcie_tx_fc_nph_av),
/* /*
* AXI read descriptor input * AXI read descriptor input
*/ */
@ -330,7 +347,8 @@ pcie_us_axi_dma_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE), .OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE),
.TX_LIMIT(WRITE_TX_LIMIT) .TX_LIMIT(WRITE_TX_LIMIT),
.TX_FC_ENABLE(WRITE_TX_FC_ENABLE)
) )
pcie_us_axi_dma_wr_inst ( pcie_us_axi_dma_wr_inst (
.clk(clk), .clk(clk),
@ -372,6 +390,12 @@ pcie_us_axi_dma_wr_inst (
.m_axis_rq_seq_num_1(axis_rq_seq_num_read_1), .m_axis_rq_seq_num_1(axis_rq_seq_num_read_1),
.m_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1), .m_axis_rq_seq_num_valid_1(axis_rq_seq_num_valid_read_1),
/*
* Transmit flow control
*/
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
/* /*
* AXI write descriptor input * AXI write descriptor input
*/ */

16
rtl/pcie_us_axi_dma_rd.v
View File

@ -68,7 +68,9 @@ module pcie_us_axi_dma_rd #
// Operation table size // Operation table size
parameter OP_TABLE_SIZE = 2**(AXI_ID_WIDTH < PCIE_TAG_WIDTH ? AXI_ID_WIDTH : PCIE_TAG_WIDTH), parameter OP_TABLE_SIZE = 2**(AXI_ID_WIDTH < PCIE_TAG_WIDTH ? AXI_ID_WIDTH : PCIE_TAG_WIDTH),
// In-flight transmit limit // In-flight transmit limit
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control
parameter TX_FC_ENABLE = 0
) )
( (
input wire clk, input wire clk,
@ -102,6 +104,11 @@ module pcie_us_axi_dma_rd #
input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1, input wire [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1,
input wire s_axis_rq_seq_num_valid_1, input wire s_axis_rq_seq_num_valid_1,
/*
* Transmit flow control
*/
input wire [7:0] pcie_tx_fc_nph_av,
/* /*
* AXI read descriptor input * AXI read descriptor input
*/ */
@ -354,6 +361,8 @@ reg tag_table_we_tlp_reg = 1'b0, tag_table_we_tlp_next;
reg [10:0] max_read_request_size_dw_reg = 11'd0; reg [10:0] max_read_request_size_dw_reg = 11'd0;
reg have_credit_reg = 1'b0;
reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}}; reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}};
reg active_tx_count_av_reg = 1'b1; reg active_tx_count_av_reg = 1'b1;
reg inc_active_tx; reg inc_active_tx;
@ -472,6 +481,7 @@ reg [TAG_WIDTH-1:0] op_table_tag [2**OP_TAG_WIDTH-1:0];
reg op_table_init [2**OP_TAG_WIDTH-1:0]; reg op_table_init [2**OP_TAG_WIDTH-1:0];
reg op_table_read_init [2**OP_TAG_WIDTH-1:0]; reg op_table_read_init [2**OP_TAG_WIDTH-1:0];
reg op_table_read_commit [2**OP_TAG_WIDTH-1:0]; reg op_table_read_commit [2**OP_TAG_WIDTH-1:0];
reg op_table_read_error [2**OP_TAG_WIDTH-1:0];
reg [OP_TABLE_READ_COUNT_WIDTH-1:0] op_table_read_count_start [2**OP_TAG_WIDTH-1:0]; reg [OP_TABLE_READ_COUNT_WIDTH-1:0] op_table_read_count_start [2**OP_TAG_WIDTH-1:0];
reg [OP_TABLE_READ_COUNT_WIDTH-1:0] op_table_read_count_finish [2**OP_TAG_WIDTH-1:0]; reg [OP_TABLE_READ_COUNT_WIDTH-1:0] op_table_read_count_finish [2**OP_TAG_WIDTH-1:0];
reg op_table_write_init [2**OP_TAG_WIDTH-1:0]; reg op_table_write_init [2**OP_TAG_WIDTH-1:0];
@ -630,7 +640,7 @@ always @* begin
end end
end end
REQ_STATE_START: begin REQ_STATE_START: begin
if (m_axis_rq_tready_int_reg && !tlp_cmd_valid_reg && new_tag_valid && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin if (m_axis_rq_tready_int_reg && !tlp_cmd_valid_reg && new_tag_valid && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
if (req_op_count_reg <= {max_read_request_size_dw_reg, 2'b00}-req_pcie_addr_reg[1:0]) begin if (req_op_count_reg <= {max_read_request_size_dw_reg, 2'b00}-req_pcie_addr_reg[1:0]) begin
// packet smaller than max read request size // packet smaller than max read request size
if (req_pcie_addr_reg[12] != req_pcie_addr_plus_op_count[12]) begin if (req_pcie_addr_reg[12] != req_pcie_addr_plus_op_count[12]) begin
@ -1341,6 +1351,8 @@ always @(posedge clk) begin
max_read_request_size_dw_reg <= 11'd32 << (max_read_request_size > 5 ? 5 : max_read_request_size); max_read_request_size_dw_reg <= 11'd32 << (max_read_request_size > 5 ? 5 : max_read_request_size);
have_credit_reg <= pcie_tx_fc_nph_av > 4;
if (inc_active_tx && !s_axis_rq_seq_num_valid_0 && !s_axis_rq_seq_num_valid_1) begin if (inc_active_tx && !s_axis_rq_seq_num_valid_0 && !s_axis_rq_seq_num_valid_1) begin
// inc by 1 // inc by 1
active_tx_count_reg <= active_tx_count_reg + 1; active_tx_count_reg <= active_tx_count_reg + 1;

20
rtl/pcie_us_axi_dma_wr.v
View File

@ -60,7 +60,9 @@ module pcie_us_axi_dma_wr #
// Operation table size // Operation table size
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1), parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1),
// In-flight transmit limit // In-flight transmit limit
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1),
// Transmit flow control
parameter TX_FC_ENABLE = 0
) )
( (
input wire clk, input wire clk,
@ -102,6 +104,12 @@ module pcie_us_axi_dma_wr #
output wire [RQ_SEQ_NUM_WIDTH-1:0] m_axis_rq_seq_num_1, output wire [RQ_SEQ_NUM_WIDTH-1:0] m_axis_rq_seq_num_1,
output wire m_axis_rq_seq_num_valid_1, output wire m_axis_rq_seq_num_valid_1,
/*
* Transmit flow control
*/
input wire [7:0] pcie_tx_fc_ph_av,
input wire [11:0] pcie_tx_fc_pd_av,
/* /*
* AXI write descriptor input * AXI write descriptor input
*/ */
@ -291,6 +299,8 @@ reg tlp_cmd_last_reg = 1'b0, tlp_cmd_last_next;
reg [10:0] max_payload_size_dw_reg = 11'd0; reg [10:0] max_payload_size_dw_reg = 11'd0;
reg have_credit_reg = 1'b0;
reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}}; reg [RQ_SEQ_NUM_WIDTH-1:0] active_tx_count_reg = {RQ_SEQ_NUM_WIDTH{1'b0}};
reg active_tx_count_av_reg = 1'b1; reg active_tx_count_av_reg = 1'b1;
reg inc_active_tx; reg inc_active_tx;
@ -688,7 +698,7 @@ always @* begin
end else begin end else begin
tlp_state_next = TLP_STATE_PASSTHROUGH; tlp_state_next = TLP_STATE_PASSTHROUGH;
end end
end else if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin end else if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
s_axis_rq_tready_next = 1'b0; s_axis_rq_tready_next = 1'b0;
op_table_tx_start_en = 1'b1; op_table_tx_start_en = 1'b1;
if (AXIS_PCIE_DATA_WIDTH >= 256) begin if (AXIS_PCIE_DATA_WIDTH >= 256) begin
@ -755,7 +765,7 @@ always @* begin
last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
op_table_tx_start_en = 1'b1; op_table_tx_start_en = 1'b1;
if (AXIS_PCIE_DATA_WIDTH >= 256) begin if (AXIS_PCIE_DATA_WIDTH >= 256) begin
m_axi_rready_next = m_axis_rq_tready_int_early; m_axi_rready_next = m_axis_rq_tready_int_early;
@ -885,7 +895,7 @@ always @* begin
last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; last_tlp_next = op_table_last[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]]; tag_next = op_table_tag[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]];
if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin if (op_table_active[op_table_tx_start_ptr_reg[OP_TAG_WIDTH-1:0]] && op_table_tx_start_ptr_reg != op_table_start_ptr_reg && !s_axis_rq_tvalid && (!TX_FC_ENABLE || have_credit_reg) && (!RQ_SEQ_NUM_ENABLE || active_tx_count_av_reg)) begin
op_table_tx_start_en = 1'b1; op_table_tx_start_en = 1'b1;
if (AXIS_PCIE_DATA_WIDTH >= 256) begin if (AXIS_PCIE_DATA_WIDTH >= 256) begin
m_axi_rready_next = m_axis_rq_tready_int_early; m_axi_rready_next = m_axis_rq_tready_int_early;
@ -988,6 +998,8 @@ always @(posedge clk) begin
max_payload_size_dw_reg <= 11'd32 << (max_payload_size > 5 ? 5 : max_payload_size); max_payload_size_dw_reg <= 11'd32 << (max_payload_size > 5 ? 5 : max_payload_size);
have_credit_reg <= (pcie_tx_fc_ph_av > 4) && (pcie_tx_fc_pd_av > (max_payload_size_dw_reg >> 1));
if (active_tx_count_reg < TX_LIMIT && inc_active_tx && !axis_rq_seq_num_valid_0_int && !axis_rq_seq_num_valid_1_int) begin if (active_tx_count_reg < TX_LIMIT && inc_active_tx && !axis_rq_seq_num_valid_0_int && !axis_rq_seq_num_valid_1_int) begin
// inc by 1 // inc by 1
active_tx_count_reg <= active_tx_count_reg + 1; active_tx_count_reg <= active_tx_count_reg + 1;

17
tb/test_dma_if_pcie_us_256.py
View File

@ -70,8 +70,10 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
READ_OP_TABLE_SIZE = PCIE_TAG_COUNT READ_OP_TABLE_SIZE = PCIE_TAG_COUNT
READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
READ_TX_FC_ENABLE = 1
WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
WRITE_TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -88,6 +90,9 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_read_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -275,6 +280,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -336,6 +350,9 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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_pcie_addr=s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr,

15
tb/test_dma_if_pcie_us_256.v
View File

@ -52,8 +52,10 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); 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_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter WRITE_TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -70,6 +72,9 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_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 [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0;
@ -135,6 +140,9 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr,
@ -211,8 +219,10 @@ dma_if_pcie_us #(
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.READ_OP_TABLE_SIZE(READ_OP_TABLE_SIZE), .READ_OP_TABLE_SIZE(READ_OP_TABLE_SIZE),
.READ_TX_LIMIT(READ_TX_LIMIT), .READ_TX_LIMIT(READ_TX_LIMIT),
.READ_TX_FC_ENABLE(READ_TX_FC_ENABLE),
.WRITE_OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE), .WRITE_OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE),
.WRITE_TX_LIMIT(WRITE_TX_LIMIT) .WRITE_TX_LIMIT(WRITE_TX_LIMIT),
.WRITE_TX_FC_ENABLE(WRITE_TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -233,6 +243,9 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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_pcie_addr(s_axis_read_desc_pcie_addr),
.s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel), .s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel),
.s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr), .s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr),

12
tb/test_dma_if_pcie_us_rd_128.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_read_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -220,6 +222,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -281,6 +292,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr,

7
tb/test_dma_if_pcie_us_rd_128.v
View File

@ -52,6 +52,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -68,6 +69,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0;
@ -115,6 +117,7 @@ initial begin
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,
s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr,
@ -172,7 +175,8 @@ dma_if_pcie_us_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +197,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr),
.s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel), .s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel),
.s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr), .s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr),

12
tb/test_dma_if_pcie_us_rd_256.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_ram_sel = Signal(intbv(0)[SEG_SEL_WIDTH:]) s_axis_read_desc_ram_sel = Signal(intbv(0)[SEG_SEL_WIDTH:])
s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -220,6 +222,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -281,6 +292,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr,

7
tb/test_dma_if_pcie_us_rd_256.v
View File

@ -52,6 +52,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -68,6 +69,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0;
@ -115,6 +117,7 @@ initial begin
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,
s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr,
@ -172,7 +175,8 @@ dma_if_pcie_us_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +197,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr),
.s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel), .s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel),
.s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr), .s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr),

12
tb/test_dma_if_pcie_us_rd_512.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_ram_sel = Signal(intbv(0)[SEG_SEL_WIDTH:]) s_axis_read_desc_ram_sel = Signal(intbv(0)[SEG_SEL_WIDTH:])
s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -224,6 +226,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -283,6 +294,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr,

7
tb/test_dma_if_pcie_us_rd_512.v
View File

@ -52,6 +52,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -68,6 +69,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0;
@ -115,6 +117,7 @@ initial begin
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,
s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr,
@ -172,7 +175,8 @@ dma_if_pcie_us_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +197,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr),
.s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel), .s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel),
.s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr), .s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr),

12
tb/test_dma_if_pcie_us_rd_64.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_read_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_read_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -220,6 +222,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -281,6 +292,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel=s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr=s_axis_read_desc_ram_addr,

7
tb/test_dma_if_pcie_us_rd_64.v
View File

@ -52,6 +52,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -68,6 +69,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_read_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_read_desc_ram_addr = 0;
@ -115,6 +117,7 @@ initial begin
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,
s_axis_read_desc_pcie_addr, s_axis_read_desc_pcie_addr,
s_axis_read_desc_ram_sel, s_axis_read_desc_ram_sel,
s_axis_read_desc_ram_addr, s_axis_read_desc_ram_addr,
@ -172,7 +175,8 @@ dma_if_pcie_us_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +197,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr),
.s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel), .s_axis_read_desc_ram_sel(s_axis_read_desc_ram_sel),
.s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr), .s_axis_read_desc_ram_addr(s_axis_read_desc_ram_addr),

14
tb/test_dma_if_pcie_us_wr_128.py
View File

@ -62,6 +62,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -78,6 +79,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -217,6 +220,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -282,6 +294,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr,

10
tb/test_dma_if_pcie_us_wr_128.v
View File

@ -48,6 +48,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -64,6 +65,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_write_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0;
@ -113,6 +116,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr,
@ -168,7 +173,8 @@ dma_if_pcie_us_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +199,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr),
.s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel), .s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel),
.s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr), .s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr),

14
tb/test_dma_if_pcie_us_wr_256.py
View File

@ -62,6 +62,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -78,6 +79,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -217,6 +220,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -282,6 +294,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr,

10
tb/test_dma_if_pcie_us_wr_256.v
View File

@ -48,6 +48,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -64,6 +65,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_write_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0;
@ -113,6 +116,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr,
@ -168,7 +173,8 @@ dma_if_pcie_us_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +199,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr),
.s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel), .s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel),
.s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr), .s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr),

14
tb/test_dma_if_pcie_us_wr_512.py
View File

@ -62,6 +62,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -78,6 +79,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -221,6 +224,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -284,6 +296,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr,

10
tb/test_dma_if_pcie_us_wr_512.v
View File

@ -48,6 +48,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -64,6 +65,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_write_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0;
@ -113,6 +116,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr,
@ -168,7 +173,8 @@ dma_if_pcie_us_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +199,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr),
.s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel), .s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel),
.s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr), .s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr),

14
tb/test_dma_if_pcie_us_wr_64.py
View File

@ -62,6 +62,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -78,6 +79,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:]) s_axis_write_desc_ram_sel = Signal(intbv(0)[RAM_SEL_WIDTH:])
s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:]) s_axis_write_desc_ram_addr = Signal(intbv(0)[RAM_ADDR_WIDTH:])
@ -217,6 +220,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -282,6 +294,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel=s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr=s_axis_write_desc_ram_addr,

10
tb/test_dma_if_pcie_us_wr_64.v
View File

@ -48,6 +48,7 @@ parameter LEN_WIDTH = 16;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -64,6 +65,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 0; reg [PCIE_ADDR_WIDTH-1:0] s_axis_write_desc_pcie_addr = 0;
reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0; reg [RAM_SEL_WIDTH-1:0] s_axis_write_desc_ram_sel = 0;
reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0; reg [RAM_ADDR_WIDTH-1:0] s_axis_write_desc_ram_addr = 0;
@ -113,6 +116,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr, s_axis_write_desc_pcie_addr,
s_axis_write_desc_ram_sel, s_axis_write_desc_ram_sel,
s_axis_write_desc_ram_addr, s_axis_write_desc_ram_addr,
@ -168,7 +173,8 @@ dma_if_pcie_us_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -193,6 +199,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr),
.s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel), .s_axis_write_desc_ram_sel(s_axis_write_desc_ram_sel),
.s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr), .s_axis_write_desc_ram_addr(s_axis_write_desc_ram_addr),

17
tb/test_pcie_us_axi_dma_256.py
View File

@ -69,8 +69,10 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
READ_OP_TABLE_SIZE = PCIE_TAG_COUNT READ_OP_TABLE_SIZE = PCIE_TAG_COUNT
READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
READ_TX_FC_ENABLE = 1
WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) WRITE_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
WRITE_TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -87,6 +89,9 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -305,6 +310,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -361,6 +375,9 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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_pcie_addr=s_axis_read_desc_pcie_addr,
s_axis_read_desc_axi_addr=s_axis_read_desc_axi_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_len=s_axis_read_desc_len,

15
tb/test_pcie_us_axi_dma_256.v
View File

@ -51,8 +51,10 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter READ_OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter READ_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); 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_OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter WRITE_TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter WRITE_TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -69,6 +71,9 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_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 [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 [AXI_ADDR_WIDTH-1:0] s_axis_read_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0;
@ -154,6 +159,9 @@ initial begin
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_ph_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,
@ -249,8 +257,10 @@ pcie_us_axi_dma #(
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.READ_OP_TABLE_SIZE(READ_OP_TABLE_SIZE), .READ_OP_TABLE_SIZE(READ_OP_TABLE_SIZE),
.READ_TX_LIMIT(READ_TX_LIMIT), .READ_TX_LIMIT(READ_TX_LIMIT),
.READ_TX_FC_ENABLE(READ_TX_FC_ENABLE),
.WRITE_OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE), .WRITE_OP_TABLE_SIZE(WRITE_OP_TABLE_SIZE),
.WRITE_TX_LIMIT(WRITE_TX_LIMIT) .WRITE_TX_LIMIT(WRITE_TX_LIMIT),
.WRITE_TX_FC_ENABLE(WRITE_TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -271,6 +281,9 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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_pcie_addr(s_axis_read_desc_pcie_addr),
.s_axis_read_desc_axi_addr(s_axis_read_desc_axi_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_len(s_axis_read_desc_len),

12
tb/test_pcie_us_axi_dma_rd_128.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -244,6 +246,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -305,6 +316,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, 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_axi_addr=s_axis_read_desc_axi_addr,
s_axis_read_desc_len=s_axis_read_desc_len, s_axis_read_desc_len=s_axis_read_desc_len,

7
tb/test_pcie_us_axi_dma_rd_128.v
View File

@ -51,6 +51,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -67,6 +68,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_read_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0;
@ -126,6 +128,7 @@ initial begin
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,
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,
@ -194,7 +197,8 @@ pcie_us_axi_dma_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -215,6 +219,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .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_axi_addr(s_axis_read_desc_axi_addr),
.s_axis_read_desc_len(s_axis_read_desc_len), .s_axis_read_desc_len(s_axis_read_desc_len),

12
tb/test_pcie_us_axi_dma_rd_256.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -244,6 +246,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -305,6 +316,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, 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_axi_addr=s_axis_read_desc_axi_addr,
s_axis_read_desc_len=s_axis_read_desc_len, s_axis_read_desc_len=s_axis_read_desc_len,

7
tb/test_pcie_us_axi_dma_rd_256.v
View File

@ -51,6 +51,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -67,6 +68,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_read_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0;
@ -126,6 +128,7 @@ initial begin
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,
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,
@ -194,7 +197,8 @@ pcie_us_axi_dma_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -215,6 +219,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .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_axi_addr(s_axis_read_desc_axi_addr),
.s_axis_read_desc_len(s_axis_read_desc_len), .s_axis_read_desc_len(s_axis_read_desc_len),

12
tb/test_pcie_us_axi_dma_rd_512.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -248,6 +250,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -307,6 +318,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, 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_axi_addr=s_axis_read_desc_axi_addr,
s_axis_read_desc_len=s_axis_read_desc_len, s_axis_read_desc_len=s_axis_read_desc_len,

7
tb/test_pcie_us_axi_dma_rd_512.v
View File

@ -51,6 +51,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -67,6 +68,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_read_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0;
@ -126,6 +128,7 @@ initial begin
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,
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,
@ -194,7 +197,8 @@ pcie_us_axi_dma_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -215,6 +219,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .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_axi_addr(s_axis_read_desc_axi_addr),
.s_axis_read_desc_len(s_axis_read_desc_len), .s_axis_read_desc_len(s_axis_read_desc_len),

12
tb/test_pcie_us_axi_dma_rd_64.py
View File

@ -68,6 +68,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = PCIE_TAG_COUNT OP_TABLE_SIZE = PCIE_TAG_COUNT
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -84,6 +85,7 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_nph_av = Signal(intbv(0)[8:])
s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_read_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_read_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_read_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -244,6 +246,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
#cfg_fc_ph=cfg_fc_ph,
#cfg_fc_pd=cfg_fc_pd,
cfg_fc_nph=pcie_tx_fc_nph_av,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -305,6 +316,7 @@ def bench():
s_axis_rq_seq_num_valid_0=s_axis_rq_seq_num_valid_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_1=s_axis_rq_seq_num_1,
s_axis_rq_seq_num_valid_1=s_axis_rq_seq_num_valid_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,
s_axis_read_desc_pcie_addr=s_axis_read_desc_pcie_addr, 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_axi_addr=s_axis_read_desc_axi_addr,
s_axis_read_desc_len=s_axis_read_desc_len, s_axis_read_desc_len=s_axis_read_desc_len,

7
tb/test_pcie_us_axi_dma_rd_64.v
View File

@ -51,6 +51,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = PCIE_TAG_COUNT; parameter OP_TABLE_SIZE = PCIE_TAG_COUNT;
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -67,6 +68,7 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 0;
reg [7:0] pcie_tx_fc_nph_av = 0;
reg [PCIE_ADDR_WIDTH-1:0] s_axis_read_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_read_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_read_desc_len = 0;
@ -126,6 +128,7 @@ initial begin
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,
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,
@ -194,7 +197,8 @@ pcie_us_axi_dma_rd #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -215,6 +219,7 @@ UUT (
.s_axis_rq_seq_num_valid_0(s_axis_rq_seq_num_valid_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_1(s_axis_rq_seq_num_1),
.s_axis_rq_seq_num_valid_1(s_axis_rq_seq_num_valid_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),
.s_axis_read_desc_pcie_addr(s_axis_read_desc_pcie_addr), .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_axi_addr(s_axis_read_desc_axi_addr),
.s_axis_read_desc_len(s_axis_read_desc_len), .s_axis_read_desc_len(s_axis_read_desc_len),

14
tb/test_pcie_us_axi_dma_wr_128.py
View File

@ -61,6 +61,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -77,6 +78,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -231,6 +234,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -296,6 +308,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, 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_axi_addr=s_axis_write_desc_axi_addr,
s_axis_write_desc_len=s_axis_write_desc_len, s_axis_write_desc_len=s_axis_write_desc_len,

10
tb/test_pcie_us_axi_dma_wr_128.v
View File

@ -47,6 +47,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -63,6 +64,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_write_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0;
@ -120,6 +123,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
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,
@ -182,7 +187,8 @@ pcie_us_axi_dma_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -207,6 +213,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .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_axi_addr(s_axis_write_desc_axi_addr),
.s_axis_write_desc_len(s_axis_write_desc_len), .s_axis_write_desc_len(s_axis_write_desc_len),

14
tb/test_pcie_us_axi_dma_wr_256.py
View File

@ -61,6 +61,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -77,6 +78,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -231,6 +234,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -296,6 +308,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, 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_axi_addr=s_axis_write_desc_axi_addr,
s_axis_write_desc_len=s_axis_write_desc_len, s_axis_write_desc_len=s_axis_write_desc_len,

10
tb/test_pcie_us_axi_dma_wr_256.v
View File

@ -47,6 +47,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -63,6 +64,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_write_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0;
@ -120,6 +123,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
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,
@ -182,7 +187,8 @@ pcie_us_axi_dma_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -207,6 +213,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .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_axi_addr(s_axis_write_desc_axi_addr),
.s_axis_write_desc_len(s_axis_write_desc_len), .s_axis_write_desc_len(s_axis_write_desc_len),

14
tb/test_pcie_us_axi_dma_wr_512.py
View File

@ -61,6 +61,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -77,6 +78,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -235,6 +238,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -298,6 +310,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, 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_axi_addr=s_axis_write_desc_axi_addr,
s_axis_write_desc_len=s_axis_write_desc_len, s_axis_write_desc_len=s_axis_write_desc_len,

10
tb/test_pcie_us_axi_dma_wr_512.v
View File

@ -47,6 +47,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -63,6 +64,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_write_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0;
@ -120,6 +123,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
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,
@ -182,7 +187,8 @@ pcie_us_axi_dma_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -207,6 +213,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .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_axi_addr(s_axis_write_desc_axi_addr),
.s_axis_write_desc_len(s_axis_write_desc_len), .s_axis_write_desc_len(s_axis_write_desc_len),

14
tb/test_pcie_us_axi_dma_wr_64.py
View File

@ -61,6 +61,7 @@ def bench():
TAG_WIDTH = 8 TAG_WIDTH = 8
OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1) OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1) TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1)
TX_FC_ENABLE = 1
# Inputs # Inputs
clk = Signal(bool(0)) clk = Signal(bool(0))
@ -77,6 +78,8 @@ def bench():
s_axis_rq_seq_num_valid_0 = Signal(bool(0)) s_axis_rq_seq_num_valid_0 = Signal(bool(0))
s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:]) s_axis_rq_seq_num_1 = Signal(intbv(0)[RQ_SEQ_NUM_WIDTH:])
s_axis_rq_seq_num_valid_1 = Signal(bool(0)) s_axis_rq_seq_num_valid_1 = Signal(bool(0))
pcie_tx_fc_ph_av = Signal(intbv(0)[8:])
pcie_tx_fc_pd_av = Signal(intbv(0)[12:])
s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:]) s_axis_write_desc_pcie_addr = Signal(intbv(0)[PCIE_ADDR_WIDTH:])
s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:]) s_axis_write_desc_axi_addr = Signal(intbv(0)[AXI_ADDR_WIDTH:])
s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:]) s_axis_write_desc_len = Signal(intbv(0)[LEN_WIDTH:])
@ -231,6 +234,15 @@ def bench():
# pcie_tfc_nph_av=pcie_tfc_nph_av, # pcie_tfc_nph_av=pcie_tfc_nph_av,
# pcie_tfc_npd_av=pcie_tfc_npd_av, # pcie_tfc_npd_av=pcie_tfc_npd_av,
# Configuration Flow Control Interface
cfg_fc_ph=pcie_tx_fc_ph_av,
cfg_fc_pd=pcie_tx_fc_pd_av,
#cfg_fc_nph=cfg_fc_nph,
#cfg_fc_npd=cfg_fc_npd,
#cfg_fc_cplh=cfg_fc_cplh,
#cfg_fc_cpld=cfg_fc_cpld,
cfg_fc_sel=Signal(intbv(0b100)[3:]),
# Configuration Control Interface # Configuration Control Interface
# cfg_hot_reset_in=cfg_hot_reset_in, # cfg_hot_reset_in=cfg_hot_reset_in,
# cfg_hot_reset_out=cfg_hot_reset_out, # cfg_hot_reset_out=cfg_hot_reset_out,
@ -296,6 +308,8 @@ def bench():
m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0, m_axis_rq_seq_num_valid_0=m_axis_rq_seq_num_valid_0,
m_axis_rq_seq_num_1=m_axis_rq_seq_num_1, m_axis_rq_seq_num_1=m_axis_rq_seq_num_1,
m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1, m_axis_rq_seq_num_valid_1=m_axis_rq_seq_num_valid_1,
pcie_tx_fc_ph_av=pcie_tx_fc_ph_av,
pcie_tx_fc_pd_av=pcie_tx_fc_pd_av,
s_axis_write_desc_pcie_addr=s_axis_write_desc_pcie_addr, 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_axi_addr=s_axis_write_desc_axi_addr,
s_axis_write_desc_len=s_axis_write_desc_len, s_axis_write_desc_len=s_axis_write_desc_len,

10
tb/test_pcie_us_axi_dma_wr_64.v
View File

@ -47,6 +47,7 @@ parameter LEN_WIDTH = 20;
parameter TAG_WIDTH = 8; parameter TAG_WIDTH = 8;
parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1); parameter OP_TABLE_SIZE = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1); parameter TX_LIMIT = 2**(RQ_SEQ_NUM_WIDTH-1);
parameter TX_FC_ENABLE = 1;
// Inputs // Inputs
reg clk = 0; reg clk = 0;
@ -63,6 +64,8 @@ reg [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_0 = 0;
reg s_axis_rq_seq_num_valid_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 [RQ_SEQ_NUM_WIDTH-1:0] s_axis_rq_seq_num_1 = 0;
reg s_axis_rq_seq_num_valid_1 = 0; reg s_axis_rq_seq_num_valid_1 = 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_write_desc_pcie_addr = 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 [AXI_ADDR_WIDTH-1:0] s_axis_write_desc_axi_addr = 0;
reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0; reg [LEN_WIDTH-1:0] s_axis_write_desc_len = 0;
@ -120,6 +123,8 @@ initial begin
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_ph_av,
pcie_tx_fc_pd_av,
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,
@ -182,7 +187,8 @@ pcie_us_axi_dma_wr #(
.LEN_WIDTH(LEN_WIDTH), .LEN_WIDTH(LEN_WIDTH),
.TAG_WIDTH(TAG_WIDTH), .TAG_WIDTH(TAG_WIDTH),
.OP_TABLE_SIZE(OP_TABLE_SIZE), .OP_TABLE_SIZE(OP_TABLE_SIZE),
.TX_LIMIT(TX_LIMIT) .TX_LIMIT(TX_LIMIT),
.TX_FC_ENABLE(TX_FC_ENABLE)
) )
UUT ( UUT (
.clk(clk), .clk(clk),
@ -207,6 +213,8 @@ UUT (
.m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0), .m_axis_rq_seq_num_valid_0(m_axis_rq_seq_num_valid_0),
.m_axis_rq_seq_num_1(m_axis_rq_seq_num_1), .m_axis_rq_seq_num_1(m_axis_rq_seq_num_1),
.m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1), .m_axis_rq_seq_num_valid_1(m_axis_rq_seq_num_valid_1),
.pcie_tx_fc_ph_av(pcie_tx_fc_ph_av),
.pcie_tx_fc_pd_av(pcie_tx_fc_pd_av),
.s_axis_write_desc_pcie_addr(s_axis_write_desc_pcie_addr), .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_axi_addr(s_axis_write_desc_axi_addr),
.s_axis_write_desc_len(s_axis_write_desc_len), .s_axis_write_desc_len(s_axis_write_desc_len),