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https://opencores.org/ocsvn/ha1588/ha1588/trunk
[/] [ha1588/] [trunk/] [rtl/] [tsu/] [ptp_parser.v] - Diff between revs 7 and 8
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| Rev 7 |
Rev 8 |
| Line 38... |
Line 38... |
end
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end
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reg [9:0] ptp_cnt;
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reg [9:0] ptp_cnt;
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reg ptp_vlan, ptp_ip, ptp_udp, ptp_port, ptp_event;
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reg ptp_vlan, ptp_ip, ptp_udp, ptp_port, ptp_event;
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reg [3:0] ptp_msgid;
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reg [3:0] ptp_msgid;
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reg [7:0] ptp_seqid;
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reg [15:0] ptp_seqid;
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always @(posedge rst or posedge clk) begin
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always @(posedge rst or posedge clk) begin
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if (rst)
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if (rst)
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ptp_cnt <= 10'd0;
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ptp_cnt <= 10'd0;
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else
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else
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if (ptp_valid && ptp_sop)
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if (ptp_valid && ptp_sop)
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| Line 57... |
Line 57... |
ptp_ip <= 1'b0;
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ptp_ip <= 1'b0;
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ptp_udp <= 1'b0;
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ptp_udp <= 1'b0;
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ptp_port <= 1'b0;
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ptp_port <= 1'b0;
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ptp_event <= 1'b0;
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ptp_event <= 1'b0;
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ptp_msgid <= 4'd0;
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ptp_msgid <= 4'd0;
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ptp_seqid <= 8'd0;
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ptp_seqid <= 16'd0;
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end
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end
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else if (ptp_valid_d1 && ptp_sop_d1) begin
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else if (ptp_valid_d1 && ptp_sop_d1) begin
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ptp_vlan <= 1'b0;
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ptp_vlan <= 1'b0;
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ptp_ip <= 1'b0;
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ptp_ip <= 1'b0;
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ptp_udp <= 1'b0;
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ptp_udp <= 1'b0;
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ptp_port <= 1'b0;
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ptp_port <= 1'b0;
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ptp_event <= 1'b0;
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ptp_event <= 1'b0;
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ptp_msgid <= 4'd0;
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ptp_msgid <= 4'd0;
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ptp_seqid <= 8'd0;
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ptp_seqid <= 16'd0;
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end
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end
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else begin
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else begin
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if (ptp_valid_d1 && ptp_cnt==10'd4) // ether_type == vlan
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if (ptp_valid_d1 && ptp_cnt==10'd4) // ether_type == vlan
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ptp_vlan <= ( ptp_data_d1[31:16]==16'h8100);
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ptp_vlan <= ( ptp_data_d1[31:16]==16'h8100);
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else
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else
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| Line 92... |
Line 92... |
end
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end
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always @(posedge rst or posedge clk) begin
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always @(posedge rst or posedge clk) begin
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if (rst) begin
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if (rst) begin
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ptp_found <= 1'b0;
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ptp_found <= 1'b0;
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ptp_infor <= 42'd0;
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ptp_infor <= 48'd0;
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end
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end
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else if (ptp_valid_d1 && ptp_sop_d1) begin
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else if (ptp_valid_d1 && ptp_sop_d1) begin
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ptp_found <= 1'b0;
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ptp_found <= 1'b0;
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ptp_infor <= 42'd0;
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ptp_infor <= 48'd0;
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end
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end
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else if (ptp_valid_d1 && ptp_eop_d1) begin
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else if (ptp_valid_d1 && ptp_eop_d1) begin
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ptp_found <= ptp_event;
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ptp_found <= ptp_event;
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ptp_infor <= {ptp_msgid, ptp_seqid, ptp_time};
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ptp_infor <= {ptp_seqid, ptp_msgid[1:0], ptp_time};
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end
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end
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else begin
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else begin
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ptp_found <= 1'b0;
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ptp_found <= 1'b0;
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ptp_infor <= 42'd0;
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ptp_infor <= 48'd0;
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end
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end
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end
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end
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endmodule
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endmodule
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