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top_base.sv
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top_base.sv
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// begin copy-paste
logic rst_n_high, rst_n, rst_n_pcie;
assign rst_n_high = ~rst_high;
assign rst_n = ~rst;
assign rst_n_pcie = ~rst_pcie;
logic clk_back, rst_back;
assign clk_back = clk_pcie;
assign rst_back = rst_pcie;
logic [31:0] parser_meta_csr_readdata_r;
logic [31:0] stats_incomp_out_meta_r;
logic [31:0] stats_parser_out_meta_r;
logic [31:0] stats_ft_in_meta_r;
logic [31:0] stats_ft_out_meta_r;
logic [31:0] stats_emptylist_in_r;
logic [31:0] stats_emptylist_out_r;
logic [31:0] stats_dm_in_meta_r;
logic [31:0] stats_dm_out_meta_r;
logic [31:0] stats_dm_in_forward_meta_r;
logic [31:0] stats_dm_in_drop_meta_r;
logic [31:0] stats_dm_in_check_meta_r;
logic [31:0] stats_dm_in_ooo_meta_r;
logic [31:0] stats_dm_in_forward_ooo_meta_r;
logic [31:0] stats_nopayload_pkt_r;
logic [31:0] stats_dm_check_pkt_r;
logic [31:0] in_pkt_fill_level_dm2sm;
logic [31:0] stats_in_pkt_dm2sm;
logic [31:0] stats_in_pkt_sop_dm2sm;
logic [31:0] stats_in_meta_dm2sm;
logic [31:0] stats_in_rule_dm2sm;
logic [31:0] sm_bypass_af_fpm;
logic [31:0] sm_cdc_af_fpm;
logic [31:0] stats_out_pkt_fpm;
logic [31:0] stats_out_meta_fpm;
logic [31:0] stats_out_rule_fpm;
logic [31:0] stats_nocheck_pkt_fpm;
logic [31:0] stats_check_pkt_fpm;
logic [31:0] stats_check_pkt_s_fpm;
logic [31:0] in_pkt_fill_level_sm2pg;
logic [31:0] stats_in_pkt_sm2pg;
logic [31:0] stats_in_pkt_sop_sm2pg;
logic [31:0] stats_in_meta_sm2pg;
logic [31:0] stats_in_rule_sm2pg;
logic [31:0] stats_out_pkt_pg;
logic [31:0] stats_out_meta_pg;
logic [31:0] stats_out_rule_pg;
logic [31:0] stats_nocheck_pkt_pg;
logic [31:0] stats_check_pkt_pg;
logic [31:0] stats_check_pkt_s_pg;
logic [31:0] pg_no_pg_rule_cnt_pg;
logic [31:0] pg_int_rule_cnt_pg;
logic [31:0] in_pkt_fill_level_pg2nf;
logic [31:0] stats_in_pkt_pg2nf;
logic [31:0] stats_in_pkt_sop_pg2nf;
logic [31:0] stats_in_meta_pg2nf;
logic [31:0] stats_in_rule_pg2nf;
logic [31:0] stats_out_pkt_nf;
logic [31:0] stats_out_meta_nf;
logic [31:0] stats_out_rule_nf;
logic [31:0] stats_nocheck_pkt_nf;
logic [31:0] stats_check_pkt_nf;
logic [31:0] stats_check_pkt_s_nf;
logic [31:0] stats_bypass_pkt_nf;
logic [31:0] stats_bypass_pkt_s_nf;
logic [31:0] stats_bypass_meta_nf;
logic [31:0] stats_bypass_rule_nf;
logic [31:0] bypass_fill_level_nf;
logic [31:0] bypass2nf_fill_level_nf;
logic [31:0] nf2bypass_fill_level_nf;
logic [31:0] nf_max_raw_pkt_fifo_nf;
logic [31:0] nf_max_pkt_fifo_nf;
logic [31:0] nf_max_rule_fifo_nf;
logic [31:0] in_pkt_fill_level_by2pd;
logic [31:0] stats_in_pkt_by2pd;
logic [31:0] stats_in_pkt_sop_by2pd;
logic [31:0] stats_in_meta_by2pd;
logic [31:0] stats_in_rule_by2pd;
logic [31:0] in_pkt_status;
logic [31:0] out_pkt_status;
logic [31:0] incomp_out_meta_status;
logic [31:0] parser_out_meta_status;
logic [31:0] ft_in_meta_status;
logic [31:0] ft_out_meta_status;
logic [31:0] emptylist_in_status;
logic [31:0] emptylist_out_status;
logic [31:0] dm_in_meta_status;
logic [31:0] dm_out_meta_status;
logic [31:0] dm_in_forward_meta_status;
logic [31:0] dm_in_drop_meta_status;
logic [31:0] dm_in_check_meta_status;
logic [31:0] dm_in_ooo_meta_status;
logic [31:0] dm_in_forward_ooo_meta_status;
logic [31:0] nopayload_pkt_status;
logic [31:0] dm_check_pkt_status;
logic [31:0] sm_pkt_status;
logic [31:0] sm_meta_status;
logic [31:0] sm_rule_status;
logic [31:0] sm_nocheck_pkt_status;
logic [31:0] sm_check_pkt_status;
logic [31:0] sm_check_pkt_s_status;
logic [31:0] pg_pkt_status;
logic [31:0] pg_meta_status;
logic [31:0] pg_rule_status;
logic [31:0] pg_nocheck_pkt_status;
logic [31:0] pg_check_pkt_status;
logic [31:0] pg_check_pkt_s_status;
logic [31:0] bypass_pkt_status;
logic [31:0] bypass_pkt_s_status;
logic [31:0] bypass_meta_status;
logic [31:0] bypass_rule_status;
logic [31:0] nf_pkt_status;
logic [31:0] nf_meta_status;
logic [31:0] nf_rule_status;
logic [31:0] nf_nocheck_pkt_status;
logic [31:0] nf_check_pkt_status;
logic [31:0] nf_check_pkt_s_status;
logic [31:0] merge_pkt_status;
logic [31:0] merge_pkt_s_status;
logic [31:0] merge_meta_status;
logic [31:0] merge_rule_status;
logic [31:0] dma_pkt_status;
logic [31:0] cpu_nomatch_pkt_status;
logic [31:0] cpu_match_pkt_status;
logic [31:0] ctrl_status;
logic [31:0] max_dm2sm_status;
logic [31:0] max_sm2pg_status;
logic [31:0] max_pg2nf_status;
logic [31:0] max_bypass2nf_status;
logic [31:0] max_nf2pdu_status;
logic [31:0] sm_bypass_af_status;
logic [31:0] sm_cdc_af_status;
// fill levels
logic [31:0] dm2sm_fill_level;
assign dm2sm_fill_level = in_pkt_fill_level_dm2sm;
logic [31:0] sm2pg_fill_level;
assign sm2pg_fill_level = in_pkt_fill_level_sm2pg;
logic [31:0] pg2nf_fill_level;
assign pg2nf_fill_level = in_pkt_fill_level_pg2nf;
logic [31:0] bypass_fill_level;
assign bypass_fill_level = bypass_fill_level_nf;
logic [31:0] bypass2nf_fill_level;
assign bypass2nf_fill_level = bypass2nf_fill_level_nf;
logic [31:0] nf2bypass_fill_level;
assign nf2bypass_fill_level = nf2bypass_fill_level_nf;
logic [31:0] nf2pdu_fill_level;
assign nf2pdu_fill_level = in_pkt_fill_level_by2pd;
//Stats
logic [7:0] status_addr_r;
logic [STAT_AWIDTH-1:0] status_addr_sel_r;
logic status_write_r;
logic status_read_r;
logic [31:0] status_writedata_r;
//cross clock domain
logic [31:0] in_pkt_r1;
logic [31:0] out_pkt_r1;
logic [31:0] incomp_out_meta_r1;
logic [31:0] parser_out_meta_r1;
logic [31:0] ft_in_meta_r1;
logic [31:0] ft_out_meta_r1;
logic [31:0] emptylist_in_r1;
logic [31:0] emptylist_out_r1;
logic [31:0] dm_in_meta_r1;
logic [31:0] dm_out_meta_r1;
logic [31:0] dm_in_forward_meta_r1;
logic [31:0] dm_in_drop_meta_r1;
logic [31:0] dm_in_check_meta_r1;
logic [31:0] dm_in_ooo_meta_r1;
logic [31:0] dm_in_forward_ooo_meta_r1;
logic [31:0] nopayload_pkt_r1;
logic [31:0] dm_check_pkt_r1;
logic [31:0] sm_pkt_r1;
logic [31:0] sm_meta_r1;
logic [31:0] sm_rule_r1;
logic [31:0] sm_nocheck_pkt_r1;
logic [31:0] sm_check_pkt_r1;
logic [31:0] sm_check_pkt_s_r1;
logic [31:0] pg_pkt_r1;
logic [31:0] pg_meta_r1;
logic [31:0] pg_rule_r1;
logic [31:0] pg_nocheck_pkt_r1;
logic [31:0] pg_check_pkt_r1;
logic [31:0] pg_check_pkt_s_r1;
logic [31:0] bypass_pkt_r1;
logic [31:0] bypass_pkt_s_r1;
logic [31:0] bypass_meta_r1;
logic [31:0] bypass_rule_r1;
logic [31:0] nf_pkt_r1;
logic [31:0] nf_meta_r1;
logic [31:0] nf_rule_r1;
logic [31:0] nf_nocheck_pkt_r1;
logic [31:0] nf_check_pkt_r1;
logic [31:0] nf_check_pkt_s_r1;
logic [31:0] merge_pkt_r1;
logic [31:0] merge_pkt_s_r1;
logic [31:0] merge_meta_r1;
logic [31:0] merge_rule_r1;
logic [31:0] dma_pkt_r1;
logic [31:0] cpu_nomatch_pkt_r1;
logic [31:0] cpu_match_pkt_r1;
logic [31:0] ctrl_r1;
logic [31:0] max_dm2sm_r1;
logic [31:0] max_sm2pg_r1;
logic [31:0] max_bypass2nf_r1;
logic [31:0] max_pg2nf_r1;
logic [31:0] max_nf2pdu_r1;
logic [31:0] sm_bp_cnt_r1;
logic [31:0] sm_bypass_af_r1;
logic [31:0] sm_cdc_af_r1;
// patch in CSR signals
logic [31:0] in_pkt;
logic [31:0] out_pkt;
// reassembly counters
logic [31:0] incomp_out_meta;
assign incomp_out_meta = stats_incomp_out_meta_r;
logic [31:0] parser_out_meta;
assign parser_out_meta = stats_parser_out_meta_r;
logic [31:0] ft_in_meta;
assign ft_in_meta = stats_ft_in_meta_r;
logic [31:0] ft_out_meta;
assign ft_out_meta = stats_ft_out_meta_r;
logic [31:0] emptylist_in;
assign emptylist_in = stats_emptylist_in_r;
logic [31:0] emptylist_out;
assign emptylist_out = stats_emptylist_out_r;
logic [31:0] dm_in_meta;
assign dm_in_meta = stats_dm_in_meta_r;
logic [31:0] dm_out_meta;
assign dm_out_meta = stats_dm_out_meta_r;
logic [31:0] dm_in_forward_meta;
assign dm_in_forward_meta = stats_dm_in_forward_meta_r;
logic [31:0] dm_in_drop_meta;
assign dm_in_drop_meta = stats_dm_in_drop_meta_r;
logic [31:0] dm_in_check_meta;
assign dm_in_check_meta = stats_dm_in_check_meta_r;
logic [31:0] dm_in_ooo_meta;
assign dm_in_ooo_meta = stats_dm_in_ooo_meta_r;
logic [31:0] dm_in_forward_ooo_meta;
assign dm_in_forward_ooo_meta = stats_dm_in_forward_meta_r;
logic [31:0] nopayload_pkt;
assign nopayload_pkt = stats_nopayload_pkt_r;
logic [31:0] dm_check_pkt;
assign dm_check_pkt = stats_dm_check_pkt_r;
// fast pattern matcher counters
logic [31:0] sm_pkt;
assign sm_pkt = stats_out_pkt_fpm;
logic [31:0] sm_meta;
assign sm_meta = stats_out_meta_fpm;
logic [31:0] sm_rule;
assign sm_rule = stats_out_rule_fpm;
logic [31:0] sm_nocheck_pkt;
assign sm_nocheck_pkt = stats_nocheck_pkt_fpm;
logic [31:0] sm_check_pkt;
assign sm_check_pkt = stats_check_pkt_fpm;
logic [31:0] sm_check_pkt_s;
assign sm_check_pkt_s = stats_check_pkt_s_fpm;
// port group matcher counters
logic [31:0] pg_pkt;
assign pg_pkt = stats_out_pkt_pg;
logic [31:0] pg_meta;
assign pg_meta = stats_out_meta_pg;
logic [31:0] pg_rule;
assign pg_rule = stats_out_rule_pg;
logic [31:0] pg_nocheck_pkt;
assign pg_nocheck_pkt = stats_nocheck_pkt_pg;
logic [31:0] pg_check_pkt;
assign pg_check_pkt = stats_check_pkt_pg;
logic [31:0] pg_check_pkt_s;
assign pg_check_pkt_s = stats_check_pkt_s_pg;
// non fast pattern matcher counters
logic [31:0] bypass_pkt;
assign bypass_pkt = stats_bypass_pkt_nf;
logic [31:0] bypass_pkt_s;
assign bypass_pkt_s = stats_bypass_pkt_s_nf;
logic [31:0] bypass_meta;
assign bypass_meta = stats_bypass_meta_nf;
logic [31:0] bypass_rule;
assign bypass_rule = stats_bypass_rule_nf;
logic [31:0] nf_pkt;
assign nf_pkt = stats_out_pkt_nf;
logic [31:0] nf_meta;
assign nf_meta = stats_out_meta_nf;
logic [31:0] nf_rule;
assign nf_rule = stats_out_rule_nf;
logic [31:0] nf_nocheck_pkt;
assign nf_nocheck_pkt = stats_nocheck_pkt_nf;
logic [31:0] nf_check_pkt;
assign nf_check_pkt = stats_check_pkt_nf;
logic [31:0] nf_check_pkt_s;
assign nf_check_pkt_s = stats_check_pkt_s_nf;
// bypassback2pd counters
logic [31:0] merge_pkt;
assign merge_pkt = stats_in_pkt_by2pd;
logic [31:0] merge_pkt_s;
assign merge_pkt_s = stats_in_pkt_sop_by2pd;
logic [31:0] merge_meta;
assign merge_meta = stats_in_meta_by2pd;
logic [31:0] merge_rule;
assign merge_rule = stats_in_rule_by2pd;
logic [31:0] dma_pkt; // not used
logic [31:0] cpu_nomatch_pkt; // not used
logic [31:0] cpu_match_pkt; // not used
logic [31:0] ctrl; // not used
logic [31:0] max_dm2sm;
logic [31:0] max_sm2pg;
logic [31:0] max_pg2nf;
logic [31:0] max_bypass2nf;
logic [31:0] max_nf2pdu;
logic [31:0] sm_bypass_af;
assign sm_bypass_af = sm_bypass_af_fpm;
logic [31:0] sm_cdc_af;
assign sm_cdc_af = sm_cdc_af_fpm;
logic internal_rb_update_valid;
pdu_metadata_t tmp_pdumeta_cpu_data;
logic [31:0] pdumeta_cpu_csr_readdata;
logic pdumeta_cpu_ready;
//System clock domain
always @ (posedge clk) begin
if (rst) begin
in_pkt <= 0;
out_pkt <= 0;
max_dm2sm <= 0;
end else begin
if (in_eop & in_valid)begin
in_pkt <= in_pkt + 1'b1;
//DEBUG
if (in_pkt[5:0] == 6'b00_0000) begin
$display("PKT %d", in_pkt);
end
end
if (out_eop & out_valid & out_ready)begin
out_pkt <= out_pkt + 1'b1;
end
if (max_dm2sm < dm2sm_fill_level)begin
max_dm2sm <= dm2sm_fill_level;
end
end
end
//clk_back clock domain
always @(posedge clk_back) begin
if (rst_back) begin
max_sm2pg <= 0;
end else begin
if (max_sm2pg < sm2pg_fill_level)begin
max_sm2pg <= sm2pg_fill_level;
end
end
end
//PCIe clock domain
assign tmp_pdumeta_cpu_data = pdumeta_cpu_data;
always @(posedge clk_pcie) begin
if (rst_pcie) begin
dma_pkt <= 0;
cpu_nomatch_pkt <= 0;
cpu_match_pkt <= 0;
max_pg2nf <= 0;
max_bypass2nf <= 0;
max_nf2pdu <= 0;
end else begin
if (internal_rb_update_valid) begin
dma_pkt <= dma_pkt + 1;
end
if (pdumeta_cpu_valid & pdumeta_cpu_ready & (tmp_pdumeta_cpu_data.action == ACTION_NOMATCH)) begin
cpu_nomatch_pkt <= cpu_nomatch_pkt + 1;
end
if (pdumeta_cpu_valid & pdumeta_cpu_ready & (tmp_pdumeta_cpu_data.action == ACTION_MATCH)) begin
cpu_match_pkt <= cpu_match_pkt + 1;
end
if (max_pg2nf < pg2nf_fill_level)begin
max_pg2nf <= pg2nf_fill_level;
end
if (max_bypass2nf < bypass2nf_fill_level)begin
max_bypass2nf <= bypass2nf_fill_level;
end
if (max_nf2pdu < nf2pdu_fill_level)begin
max_nf2pdu <= nf2pdu_fill_level;
end
end
end
// Sync
always @(posedge clk_status) begin
in_pkt_r1 <= in_pkt;
in_pkt_status <= in_pkt_r1;
out_pkt_r1 <= out_pkt;
out_pkt_status <= out_pkt_r1;
incomp_out_meta_r1 <= incomp_out_meta;
incomp_out_meta_status <= incomp_out_meta_r1;
parser_out_meta_r1 <= parser_out_meta;
parser_out_meta_status <= parser_out_meta_r1;
ft_in_meta_r1 <= ft_in_meta;
ft_in_meta_status <= ft_in_meta_r1;
ft_out_meta_r1 <= ft_out_meta;
ft_out_meta_status <= ft_out_meta_r1;
emptylist_in_r1 <= emptylist_in;
emptylist_in_status <= emptylist_in_r1;
emptylist_out_r1 <= emptylist_out;
emptylist_out_status <= emptylist_out_r1;
dm_in_meta_r1 <= dm_in_meta;
dm_in_meta_status <= dm_in_meta_r1;
dm_out_meta_r1 <= dm_out_meta;
dm_out_meta_status <= dm_out_meta_r1;
dm_in_forward_meta_r1 <= dm_in_forward_meta;
dm_in_forward_meta_status <= dm_in_forward_meta_r1;
dm_in_drop_meta_r1 <= dm_in_drop_meta;
dm_in_drop_meta_status <= dm_in_drop_meta_r1;
dm_in_check_meta_r1 <= dm_in_check_meta;
dm_in_check_meta_status <= dm_in_check_meta_r1;
dm_in_ooo_meta_r1 <= dm_in_ooo_meta;
dm_in_ooo_meta_status <= dm_in_ooo_meta_r1;
dm_in_forward_ooo_meta_r1 <= dm_in_forward_ooo_meta;
dm_in_forward_ooo_meta_status <= dm_in_forward_ooo_meta_r1;
nopayload_pkt_r1 <= nopayload_pkt;
nopayload_pkt_status <= nopayload_pkt_r1;
dm_check_pkt_r1 <= dm_check_pkt;
dm_check_pkt_status <= dm_check_pkt_r1;
sm_pkt_r1 <= sm_pkt;
sm_pkt_status <= sm_pkt_r1;
sm_meta_r1 <= sm_meta;
sm_meta_status <= sm_meta_r1;
sm_rule_r1 <= sm_rule;
sm_rule_status <= sm_rule_r1;
sm_nocheck_pkt_r1 <= sm_nocheck_pkt;
sm_nocheck_pkt_status <= sm_nocheck_pkt_r1;
sm_check_pkt_r1 <= sm_check_pkt;
sm_check_pkt_status <= sm_check_pkt_r1;
sm_check_pkt_s_r1 <= sm_check_pkt_s;
sm_check_pkt_s_status <= sm_check_pkt_s_r1;
pg_pkt_r1 <= pg_pkt;
pg_pkt_status <= pg_pkt_r1;
pg_meta_r1 <= pg_meta;
pg_meta_status <= pg_meta_r1;
pg_rule_r1 <= pg_rule;
pg_rule_status <= pg_rule_r1;
pg_nocheck_pkt_r1 <= pg_nocheck_pkt;
pg_nocheck_pkt_status <= pg_nocheck_pkt_r1;
pg_check_pkt_r1 <= pg_check_pkt;
pg_check_pkt_status <= pg_check_pkt_r1;
pg_check_pkt_s_r1 <= pg_check_pkt_s;
pg_check_pkt_s_status <= pg_check_pkt_s_r1;
bypass_pkt_r1 <= bypass_pkt;
bypass_pkt_status <= bypass_pkt_r1;
bypass_pkt_s_r1 <= bypass_pkt_s;
bypass_pkt_s_status <= bypass_pkt_s_r1;
bypass_meta_r1 <= bypass_meta;
bypass_meta_status <= bypass_meta_r1;
bypass_rule_r1 <= bypass_rule;
bypass_rule_status <= bypass_rule_r1;
nf_pkt_r1 <= nf_pkt;
nf_pkt_status <= nf_pkt_r1;
nf_meta_r1 <= nf_meta;
nf_meta_status <= nf_meta_r1;
nf_rule_r1 <= nf_rule;
nf_rule_status <= nf_rule_r1;
nf_nocheck_pkt_r1 <= nf_nocheck_pkt;
nf_nocheck_pkt_status <= nf_nocheck_pkt_r1;
nf_check_pkt_r1 <= nf_check_pkt;
nf_check_pkt_status <= nf_check_pkt_r1;
nf_check_pkt_s_r1 <= nf_check_pkt_s;
nf_check_pkt_s_status <= nf_check_pkt_s_r1;
merge_pkt_r1 <= merge_pkt;
merge_pkt_status <= merge_pkt_r1;
merge_pkt_s_r1 <= merge_pkt_s;
merge_pkt_s_status <= merge_pkt_s_r1;
merge_meta_r1 <= merge_meta;
merge_meta_status <= merge_meta_r1;
merge_rule_r1 <= merge_rule;
merge_rule_status <= merge_rule_r1;
dma_pkt_r1 <= dma_pkt;
dma_pkt_status <= dma_pkt_r1;
cpu_nomatch_pkt_r1 <= cpu_nomatch_pkt;
cpu_nomatch_pkt_status <= cpu_nomatch_pkt_r1;
cpu_match_pkt_r1 <= cpu_match_pkt;
cpu_match_pkt_status <= cpu_match_pkt_r1;
max_dm2sm_r1 <= max_dm2sm;
max_dm2sm_status <= max_dm2sm_r1;
max_sm2pg_r1 <= max_sm2pg;
max_sm2pg_status <= max_sm2pg_r1;
max_pg2nf_r1 <= max_pg2nf;
max_pg2nf_status <= max_pg2nf_r1;
max_bypass2nf_r1 <= max_bypass2nf;
max_bypass2nf_status <= max_bypass2nf_r1;
max_nf2pdu_r1 <= max_nf2pdu;
max_nf2pdu_status <= max_nf2pdu_r1;
sm_bypass_af_r1 <= sm_bypass_af;
sm_bypass_af_status <= sm_bypass_af_r1;
sm_cdc_af_r1 <= sm_cdc_af;
sm_cdc_af_status <= sm_cdc_af_r1;
end
//registers
always @(posedge clk_status) begin
status_addr_r <= status_addr[7:0];
status_addr_sel_r <= status_addr[29:30-STAT_AWIDTH];
status_read_r <= status_read;
status_write_r <= status_write;
status_writedata_r <= status_writedata;
status_readdata_valid <= 1'b0;
if (status_read_r) begin
if (status_addr_sel_r == TOP_REG) begin
status_readdata_valid <= 1'b1;
case (status_addr_r)
REG_IN_PKT : status_readdata <= in_pkt_status;
REG_OUT_PKT : status_readdata <= out_pkt_status;
REG_INCOMP_OUT_META : status_readdata <= incomp_out_meta_status;
REG_PARSER_OUT_META : status_readdata <= parser_out_meta_status;
REG_FT_IN_META : status_readdata <= ft_in_meta_status;
REG_FT_OUT_META : status_readdata <= ft_out_meta_status;
REG_EMPTYLIST_IN : status_readdata <= emptylist_in_status;
REG_EMPTYLIST_OUT : status_readdata <= emptylist_out_status;
REG_DM_IN_META : status_readdata <= dm_in_meta_status;
REG_DM_OUT_META : status_readdata <= dm_out_meta_status;
REG_DM_IN_FORWARD_META : status_readdata <= dm_in_forward_meta_status;
REG_DM_IN_DROP_META : status_readdata <= dm_in_drop_meta_status;
REG_DM_IN_CHECK_META : status_readdata <= dm_in_check_meta_status;
REG_DM_IN_OOO_META : status_readdata <= dm_in_ooo_meta_status;
REG_DM_IN_FORWARD_OOO_META: status_readdata <= dm_in_forward_ooo_meta_status;
REG_NOPAYLOAD_PKT : status_readdata <= nopayload_pkt_status;
REG_DM_CHECK_PKT : status_readdata <= dm_check_pkt_status;
REG_SM_PKT : status_readdata <= sm_pkt_status;
REG_SM_META : status_readdata <= sm_meta_status;
REG_SM_RULE : status_readdata <= sm_rule_status;
REG_SM_CHECK_PKT : status_readdata <= sm_check_pkt_status;
REG_SM_CHECK_PKT_SOP : status_readdata <= sm_check_pkt_s_status;
REG_SM_NOCHECK_PKT : status_readdata <= sm_nocheck_pkt_status;
REG_PG_PKT : status_readdata <= pg_pkt_status;
REG_PG_META : status_readdata <= pg_meta_status;
REG_PG_RULE : status_readdata <= pg_rule_status;
REG_PG_CHECK_PKT : status_readdata <= pg_check_pkt_status;
REG_PG_CHECK_PKT_SOP : status_readdata <= pg_check_pkt_s_status;
REG_PG_NOCHECK_PKT : status_readdata <= pg_nocheck_pkt_status;
REG_BYPASS_PKT : status_readdata <= bypass_pkt_status;
REG_BYPASS_PKT_SOP : status_readdata <= bypass_pkt_s_status;
REG_BYPASS_META : status_readdata <= bypass_meta_status;
REG_BYPASS_RULE : status_readdata <= bypass_rule_status;
REG_NF_PKT : status_readdata <= nf_pkt_status;
REG_NF_RULE : status_readdata <= nf_rule_status;
REG_NF_META : status_readdata <= nf_meta_status;
REG_NF_CHECK_PKT : status_readdata <= nf_check_pkt_status;
REG_NF_CHECK_PKT_SOP : status_readdata <= nf_check_pkt_s_status;
REG_NF_NOCHECK_PKT : status_readdata <= nf_nocheck_pkt_status;
REG_MERGE_PKT : status_readdata <= merge_pkt_status;
REG_MERGE_PKT_SOP : status_readdata <= merge_pkt_s_status;
REG_MERGE_META : status_readdata <= merge_meta_status;
REG_MERGE_RULE : status_readdata <= merge_rule_status;
REG_DMA_PKT : status_readdata <= dma_pkt_status;
REG_CPU_NOMATCH_PKT : status_readdata <= cpu_nomatch_pkt_status;
REG_CPU_MATCH_PKT : status_readdata <= cpu_match_pkt_status;
REG_CTRL : status_readdata <= ctrl_status;
REG_MAX_DM2SM : status_readdata <= max_dm2sm_status;
REG_MAX_SM2PG : status_readdata <= max_sm2pg_status;
REG_MAX_PG2NF : status_readdata <= max_pg2nf_status;
REG_MAX_BYPASS2NF : status_readdata <= max_bypass2nf_status;
REG_MAX_NF2PDU : status_readdata <= max_nf2pdu_status;
REG_SM_BYPASS_AF : status_readdata <= sm_bypass_af_status;
REG_SM_CDC_AF : status_readdata <= sm_cdc_af_status;
default : status_readdata <= 32'hDEADBEEF;
endcase
end
end
//Disable write
if (status_addr_sel_r == TOP_REG & status_write_r) begin
case (status_addr_r)
REG_CTRL: begin
ctrl_status <= status_writedata_r;
end
default: ctrl_status <= 32'b0;
endcase
end
end
//assign nf_forward_th = ctrl_status[15:0];
// Stats End
assign pcie_rb_update_valid = disable_pcie ? 1'b0 : internal_rb_update_valid;
// PDU meta occupancy cnt
assign pdumeta_cnt = pdumeta_cpu_csr_readdata[9:0];