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1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: ehp_db.vr | |
4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
6 | // | |
7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
8 | // | |
9 | // This program is free software; you can redistribute it and/or modify | |
10 | // it under the terms of the GNU General Public License as published by | |
11 | // the Free Software Foundation; version 2 of the License. | |
12 | // | |
13 | // This program is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this program; if not, write to the Free Software | |
20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | // | |
22 | // For the avoidance of doubt, and except that if any non-GPL license | |
23 | // choice is available it will apply instead, Sun elects to use only | |
24 | // the General Public License version 2 (GPLv2) at this time for any | |
25 | // software where a choice of GPL license versions is made | |
26 | // available with the language indicating that GPLv2 or any later version | |
27 | // may be used, or where a choice of which version of the GPL is applied is | |
28 | // otherwise unspecified. | |
29 | // | |
30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
31 | // CA 95054 USA or visit www.sun.com if you need additional information or | |
32 | // have any questions. | |
33 | // | |
34 | // ========== Copyright Header End ============================================ | |
35 | extern class ehp_fwd_dec_cl; | |
36 | ||
37 | class ehp_fwd_dec_cl { | |
38 | bit multicast = 1'bx; | |
39 | bit [2:0] l2_option = 3'bx; | |
40 | bit [1:0] l3_version = 2'bx; | |
41 | bit [1:0] l4_protocol = 2'bx; | |
42 | bit [3:0] l4_hd_length = 4'bx; | |
43 | bit push_bit = 1'bx; | |
44 | bit [31:0] seq_num = 32'bx; | |
45 | bit [15:0] cam_index = 16'bx; | |
46 | bit drop_bit = 1'bx; | |
47 | bit [1:0] pkt_dest = 2'bx; | |
48 | bit [1:0] pkt_mode = 2'bx; | |
49 | bit vlan_match = 1'bx; | |
50 | bit cfg_def_vlan_ena = 1'bx; | |
51 | bit [2:0] pkt_priority = 3'bx; | |
52 | bit [7:0] qp_info = 8'bx; | |
53 | bit cam_match = 1'bx; | |
54 | ||
55 | } // end of class ehp_fwd_dec_cl | |
56 | ||
57 | ||
58 | class ehp_db { | |
59 | ||
60 | //@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ | |
61 | //@ EHP CAM RAM related parameters @ | |
62 | //@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ | |
63 | bit cam_match; // 1: packet's flow id matches one cam entry | |
64 | bit [415:0] exp_cam_data; | |
65 | bit [415:0] cam_data[256]; | |
66 | bit [103:0] cam_mask[256]; | |
67 | bit [37:0] matched_ram_data; | |
68 | bit bypass; | |
69 | bit drop; | |
70 | bit short; | |
71 | bit cfi; | |
72 | bit ils; | |
73 | bit cksum_err; | |
74 | bit vlan_match; | |
75 | bit vlan_mmatch; | |
76 | bit [7:0] vlan_table_qp_num; | |
77 | bit vlan_default_ena; | |
78 | bit [7:0] vlan_default_qp; | |
79 | ||
80 | bit [2:0] ipp_ffl_mac_port; | |
81 | bit [7:0] ipp_ffl_mac_index; | |
82 | bit [11:0] ipp_ffl_mac_default; | |
83 | bit ipp_ffl_data_done; | |
84 | bit [22:0] mac_ctrl; | |
85 | ||
86 | integer ipp_ffl_hdr_cycles; | |
87 | integer cam_value, i; | |
88 | ||
89 | ehp_fwd_dec_cl exp_fwd_dec; | |
90 | ehp_fwd_dec_cl col_fwd_dec; | |
91 | ||
92 | task new () | |
93 | { | |
94 | exp_fwd_dec = new; | |
95 | col_fwd_dec = new; | |
96 | ||
97 | exp_fwd_dec.multicast = 1'bx; | |
98 | exp_fwd_dec.l2_option = 3'bx; | |
99 | exp_fwd_dec.l3_version = 2'bx; | |
100 | exp_fwd_dec.l4_protocol = 2'bx; | |
101 | exp_fwd_dec.l4_hd_length = 4'bx; | |
102 | exp_fwd_dec.push_bit = 1'bx; | |
103 | exp_fwd_dec.seq_num = 32'bx; | |
104 | exp_fwd_dec.cam_index = 16'bx; | |
105 | exp_fwd_dec.drop_bit = 1'bx; | |
106 | exp_fwd_dec.pkt_dest = 2'bx; | |
107 | exp_fwd_dec.pkt_mode = 2'bx; | |
108 | exp_fwd_dec.vlan_match = 1'bx; | |
109 | exp_fwd_dec.cfg_def_vlan_ena = 1'bx; | |
110 | exp_fwd_dec.qp_info = 8'bx; | |
111 | exp_fwd_dec.cam_match = 1'bx; | |
112 | ||
113 | col_fwd_dec.multicast = 1'bx; | |
114 | col_fwd_dec.l2_option = 3'bx; | |
115 | col_fwd_dec.l3_version = 2'bx; | |
116 | col_fwd_dec.l4_protocol = 2'bx; | |
117 | col_fwd_dec.l4_hd_length = 4'bx; | |
118 | col_fwd_dec.push_bit = 1'bx; | |
119 | col_fwd_dec.seq_num = 32'bx; | |
120 | col_fwd_dec.cam_index = 16'bx; | |
121 | col_fwd_dec.drop_bit = 1'bx; | |
122 | col_fwd_dec.pkt_dest = 2'bx; | |
123 | col_fwd_dec.pkt_mode = 2'bx; | |
124 | col_fwd_dec.vlan_match = 1'bx; | |
125 | col_fwd_dec.cfg_def_vlan_ena = 1'bx; | |
126 | col_fwd_dec.qp_info = 8'bx; | |
127 | col_fwd_dec.cam_match = 1'bx; | |
128 | ||
129 | bypass = 1'b0; | |
130 | drop = 1'b0; | |
131 | short = 1'b0; | |
132 | cfi = 1'b0; | |
133 | ils = 1'b0; | |
134 | cksum_err = 1'b0; | |
135 | vlan_match = 1'b0; | |
136 | vlan_mmatch = 1'b0; | |
137 | vlan_table_qp_num = 8'h0; | |
138 | vlan_default_ena = 1'h0; | |
139 | vlan_default_qp = 8'h0; | |
140 | ||
141 | ipp_ffl_mac_port = 3'h0; | |
142 | ipp_ffl_mac_index = 8'h0; | |
143 | ipp_ffl_mac_default = 12'h0; | |
144 | ipp_ffl_data_done = 1'h0; | |
145 | mac_ctrl = 23'h0; | |
146 | ||
147 | for (i = 0; i < 256; i = i +1) { | |
148 | cam_data[i] = 416'hx; | |
149 | cam_mask[i] = 104'hx; | |
150 | } | |
151 | ||
152 | // cam_data = 416'h0; | |
153 | ||
154 | } // end of task new | |
155 | ||
156 | } // end of class ehp_db | |
157 |