Subversion Repositories ha1588

  else begin

  else begin

    // bypass vlan

    // bypass vlan

    // ether_type == cvlan

    // ether_type == cvlan

    if (int_valid_d1 && int_cnt==10'd3 && int_data_d1[31:16]==16'h8100)

    if (int_valid_d1 && int_cnt==10'd3 && int_data_d1[31:16]==16'h8100)

      bypass_vlan <= 1'b1;

      bypass_vlan <= 1'b1;

    // ether_type == svlan

    // ether_type == svlan

    // bypass ipv4

    // bypass ipv4

    // ether_type == ip, ip_version == 4

    // ether_type == ip, ip_version == 4

             int_data_d1[31:16]==16'h0800 && int_data_d1[15:12]==4'h4)

             int_data_d1[31:16]==16'h0800 && int_data_d1[15:12]==4'h4)

      bypass_ipv4 <= 1'b1;

      bypass_ipv4 <= 1'b1;

    else if (int_valid_d1 && bypass_ipv4_cnt==10'd4)

    else if (int_valid_d1 && bypass_ipv4_cnt==10'd4)

      bypass_ipv4 <= 1'b0;

      bypass_ipv4 <= 1'b0;

    // bypass ipv6

    // bypass ipv6

    // ether_type == ip, ip_version == 6

    // ether_type == ip, ip_version == 6

             int_data_d1[31:16]==16'h86dd && int_data_d1[15:12]==4'h6)

             int_data_d1[31:16]==16'h86dd && int_data_d1[15:12]==4'h6)

      bypass_ipv6 <= 1'b1;

      bypass_ipv6 <= 1'b1;

    else if (int_valid_d1 && bypass_ipv6_cnt==10'd9)

    else if (int_valid_d1 && bypass_ipv6_cnt==10'd9)

      bypass_ipv6 <= 1'b0;

      bypass_ipv6 <= 1'b0;

    else if (int_valid_d1 && bypass_udp_cnt==10'd2)

    else if (int_valid_d1 && bypass_udp_cnt==10'd2)

      bypass_udp <= 1'b0;

      bypass_udp <= 1'b0;

    // check if it is L2 PTP

    // check if it is L2 PTP

    // ether_type == ptp

    // ether_type == ptp

      ptp_l2 <= 1'b1;

      ptp_l2 <= 1'b1;

    // check if it is L4 PTP

    // check if it is L4 PTP

    // udp_dest_port == ptp_event

    // udp_dest_port == ptp_event

      ptp_l4 <= 1'b1;

      ptp_l4 <= 1'b1;

    // check if it is PTP Event message

    // check if it is PTP Event message

      // ptp_message_id == sync || delay_req

      // ptp_message_id == sync || delay_req

      ptp_event <= 1'b1;

      ptp_event <= 1'b1;

      // ptp_message_id == sync || delay_req

      // ptp_message_id == sync || delay_req

      ptp_event <= 1'b1;

      ptp_event <= 1'b1;

  end

  end

end

end