design/sys/iop/niu/rtl/fflp_hdr.v

// ========== Copyright Header Begin ==========================================
//
// OpenSPARC T2 Processor File: fflp_hdr.v
// Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
// 4150 Network Circle, Santa Clara, California 95054, U.S.A.
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// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
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// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// GNU General Public License for more details.
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/**********************************************************************/
/*project name:  NIU                                                  */
/*module name:   fflp_hdr                                             */
/*description:   datapath for header buss and information decoded     */
/*               from them                                            */
/*                                                                    */
/*parent module in:  fflp.v                                           */
/*child modules in:  none                                             */
/*interface modules:                                                  */
/*author name:       Jeanne Cai                                       */
/*date created:      03-22_2004                                       */
/*                                                                    */
/*              Copyright (c) 2004, Sun Microsystems, Inc.            */
/*                   Sun Proprietary and Confidential                 */
/*                                                                    */
/*modifications:                                                      */
/**********************************************************************/

module fflp_hdr (
                cclk,
                reset,
                ipp_fflp_dvalid,
                ipp_fflp_data,
                ipp_fflp_mac_default,
                ipp_fflp_mac_port,
                snap_en,
                disable_chksum,
                class2_hdr_byte_value,
                class3_hdr_byte_value,
                class4_hdr_byte_value,
                class5_hdr_byte_value,
                class6_hdr_byte_value,
                class7_hdr_byte_value,
                class_action_reg4_dout,
                class_action_reg5_dout,
                class_action_reg6_dout,
                class_action_reg7_dout,
                class_action_reg8_dout,
                class_action_reg9_dout,
                class_action_reg10_dout,
                class_action_reg11_dout,
                class_action_reg12_dout,
                class_action_reg13_dout,
                class_action_reg14_dout,
                class_action_reg15_dout,
                f_key_class_action_reg4_dout,
                f_key_class_action_reg5_dout,
                f_key_class_action_reg6_dout,
                f_key_class_action_reg7_dout,
                f_key_class_action_reg8_dout,
                f_key_class_action_reg9_dout,
                f_key_class_action_reg10_dout,
                f_key_class_action_reg11_dout,
                f_key_class_action_reg12_dout,
                f_key_class_action_reg13_dout,
                f_key_class_action_reg14_dout,
                f_key_class_action_reg15_dout,
                hdr_ctrl_bit_mask_reg_dout,
                cpu_vlan_req,
                cpu_vlan_rd,
                cpu_vlan_wr,
                cpu_vlan_addr,
                vlan_tbl_rd_din,
                fwd_sched,

                fflp_ipp_ready,
                fflp_ipp_dvalid,
                fflp_ipp_data,
                fwd_req,
                key_bus,
                fwd_info_bus,
                vlan_tbl_cs,
                vlan_tbl_wr,
                vlan_tbl_addr,
                vlan_tbl_din_reg_dout,
                vlan_parity_err_log_en,
                vlan_tag_id,
                cpu_vlan_gnt_3

                );

input           cclk;
input           reset;
input           ipp_fflp_dvalid;
input[127:0]    ipp_fflp_data;
input[11:0]     ipp_fflp_mac_default;
input[1:0]      ipp_fflp_mac_port;
input           snap_en;
input           disable_chksum;
input[16:0]     class2_hdr_byte_value;
input[16:0]     class3_hdr_byte_value;
input[25:0]     class4_hdr_byte_value;
input[25:0]     class5_hdr_byte_value;
input[25:0]     class6_hdr_byte_value;
input[25:0]     class7_hdr_byte_value;
input[2:0]      class_action_reg4_dout;
input[2:0]      class_action_reg5_dout;
input[2:0]      class_action_reg6_dout;
input[2:0]      class_action_reg7_dout;
input[2:0]      class_action_reg8_dout;
input[2:0]      class_action_reg9_dout;
input[2:0]      class_action_reg10_dout;
input[2:0]      class_action_reg11_dout;
input[2:0]      class_action_reg12_dout;
input[2:0]      class_action_reg13_dout;
input[2:0]      class_action_reg14_dout;
input[2:0]      class_action_reg15_dout;
input[9:0]      f_key_class_action_reg4_dout;
input[9:0]      f_key_class_action_reg5_dout;
input[9:0]      f_key_class_action_reg6_dout;
input[9:0]      f_key_class_action_reg7_dout;
input[9:0]      f_key_class_action_reg8_dout;
input[9:0]      f_key_class_action_reg9_dout;
input[9:0]      f_key_class_action_reg10_dout;
input[9:0]      f_key_class_action_reg11_dout;
input[9:0]      f_key_class_action_reg12_dout;
input[9:0]      f_key_class_action_reg13_dout;
input[9:0]      f_key_class_action_reg14_dout;
input[9:0]      f_key_class_action_reg15_dout;
input[11:0]     hdr_ctrl_bit_mask_reg_dout;
input           cpu_vlan_req;
input           cpu_vlan_rd;
input           cpu_vlan_wr;
input[11:0]     cpu_vlan_addr;
input[17:0]     vlan_tbl_rd_din;
input           fwd_sched;

output          fflp_ipp_ready;
output[3:0]     fflp_ipp_dvalid;
output[15:0]    fflp_ipp_data;
output          fwd_req;
output[199:0]   key_bus;
output[445:0]   fwd_info_bus;
output          vlan_tbl_cs;
output          vlan_tbl_wr;
output[11:0]    vlan_tbl_addr;
output[17:0]    vlan_tbl_din_reg_dout;
output          vlan_parity_err_log_en;
output[11:0]    vlan_tag_id;
output          cpu_vlan_gnt_3;

wire            fflp_ipp_ready;
wire[3:0]       fflp_ipp_dvalid;
wire[15:0]      fflp_ipp_data;
wire            fwd_req;
wire[199:0]     key_bus;
wire[445:0]     fwd_info_bus;
wire            vlan_tbl_cs;
wire            vlan_tbl_wr;
wire[11:0]      vlan_tbl_addr;
wire[17:0]      vlan_tbl_din_reg_dout;
wire            vlan_parity_err_log_en;
wire[11:0]      vlan_tag_id;
wire            cpu_vlan_gnt_3;

wire            hdr_fifo_space_avail;
wire            hdr_fifo_full;

wire            shft0_reg_en;
wire            shft1_reg_en;
wire            shft2_reg_en;
wire            shft3_reg_en;
wire            shft4_reg_en;
wire            shft5_reg_en;
wire            shft6_reg_en;
wire            shft7_reg_en;
wire            hdr_shft_done;


fflp_hdr_dp     fflp_hdr_dp_inst (
                                .cclk                           (cclk),
                                .reset                          (reset),
                                .ipp_fflp_data                  (ipp_fflp_data),
                                .ipp_fflp_mac_default           (ipp_fflp_mac_default),
                                .ipp_fflp_mac_port              (ipp_fflp_mac_port),
                                .shft0_reg_en                   (shft0_reg_en),
                                .shft1_reg_en                   (shft1_reg_en),
                                .shft2_reg_en                   (shft2_reg_en),
                                .shft3_reg_en                   (shft3_reg_en),
                                .shft4_reg_en                   (shft4_reg_en),
                                .shft5_reg_en                   (shft5_reg_en),
                                .shft6_reg_en                   (shft6_reg_en),
                                .shft7_reg_en                   (shft7_reg_en),
                                .hdr_shft_done                  (hdr_shft_done),
                                .fwd_sched                      (fwd_sched),
                                .snap_en                        (snap_en),
                                .disable_chksum                 (disable_chksum),
                                .class2_hdr_byte_value          (class2_hdr_byte_value),
                                .class3_hdr_byte_value          (class3_hdr_byte_value),
                                .class4_hdr_byte_value          (class4_hdr_byte_value),
                                .class5_hdr_byte_value          (class5_hdr_byte_value),
                                .class6_hdr_byte_value          (class6_hdr_byte_value),
                                .class7_hdr_byte_value          (class7_hdr_byte_value),
                                .class_action_reg4_dout         (class_action_reg4_dout),
                                .class_action_reg5_dout         (class_action_reg5_dout),
                                .class_action_reg6_dout         (class_action_reg6_dout),
                                .class_action_reg7_dout         (class_action_reg7_dout),
                                .class_action_reg8_dout         (class_action_reg8_dout),
                                .class_action_reg9_dout         (class_action_reg9_dout),
                                .class_action_reg10_dout        (class_action_reg10_dout),
                                .class_action_reg11_dout        (class_action_reg11_dout),
                                .class_action_reg12_dout        (class_action_reg12_dout),
                                .class_action_reg13_dout        (class_action_reg13_dout),
                                .class_action_reg14_dout        (class_action_reg14_dout),
                                .class_action_reg15_dout        (class_action_reg15_dout),
                                .f_key_class_action_reg4_dout   (f_key_class_action_reg4_dout),
                                .f_key_class_action_reg5_dout   (f_key_class_action_reg5_dout),
                                .f_key_class_action_reg6_dout   (f_key_class_action_reg6_dout),
                                .f_key_class_action_reg7_dout   (f_key_class_action_reg7_dout),
                                .f_key_class_action_reg8_dout   (f_key_class_action_reg8_dout),
                                .f_key_class_action_reg9_dout   (f_key_class_action_reg9_dout),
                                .f_key_class_action_reg10_dout  (f_key_class_action_reg10_dout),
                                .f_key_class_action_reg11_dout  (f_key_class_action_reg11_dout),
                                .f_key_class_action_reg12_dout  (f_key_class_action_reg12_dout),
                                .f_key_class_action_reg13_dout  (f_key_class_action_reg13_dout),
                                .f_key_class_action_reg14_dout  (f_key_class_action_reg14_dout),
                                .f_key_class_action_reg15_dout  (f_key_class_action_reg15_dout),
                                .hdr_ctrl_bit_mask_reg_dout     (hdr_ctrl_bit_mask_reg_dout),
                                .cpu_vlan_req                   (cpu_vlan_req),
                                .cpu_vlan_rd                    (cpu_vlan_rd),
                                .cpu_vlan_wr                    (cpu_vlan_wr),
                                .cpu_vlan_addr                  (cpu_vlan_addr),
                                .vlan_tbl_rd_din                (vlan_tbl_rd_din),

                                .fwd_req                        (fwd_req),
                                .key_bus                        (key_bus),
                                .fwd_info_bus                   (fwd_info_bus),
                                .hdr_fifo_space_avail           (hdr_fifo_space_avail),
                                .hdr_fifo_full                  (hdr_fifo_full),
                                .fflp_ipp_dvalid                (fflp_ipp_dvalid),
                                .fflp_ipp_data                  (fflp_ipp_data),
                                .vlan_tbl_cs                    (vlan_tbl_cs),
                                .vlan_tbl_wr                    (vlan_tbl_wr),
                                .vlan_tbl_addr                  (vlan_tbl_addr),
                                .vlan_tbl_din_reg_dout          (vlan_tbl_din_reg_dout),
                                .vlan_parity_err_log_en         (vlan_parity_err_log_en),
                                .vlan_tag_id                    (vlan_tag_id),
                                .cpu_vlan_gnt_3                 (cpu_vlan_gnt_3)

                                );


fflp_hdr_cntl   fflp_hdr_cntl_inst (
                                .cclk                           (cclk),
                                .reset                          (reset),
                                .ipp_fflp_dvalid                (ipp_fflp_dvalid),
                                .hdr_fifo_space_avail           (hdr_fifo_space_avail),
                                .hdr_fifo_full                  (hdr_fifo_full),

                                .fflp_ipp_ready                 (fflp_ipp_ready),
                                .shft0_reg_en                   (shft0_reg_en),
                                .shft1_reg_en                   (shft1_reg_en),
                                .shft2_reg_en                   (shft2_reg_en),
                                .shft3_reg_en                   (shft3_reg_en),
                                .shft4_reg_en                   (shft4_reg_en),
                                .shft5_reg_en                   (shft5_reg_en),
                                .shft6_reg_en                   (shft6_reg_en),
                                .shft7_reg_en                   (shft7_reg_en),
                                .hdr_shft_done                  (hdr_shft_done)

                                );

endmodule